id sid tid token lemma pos 43963 1 1 Transcriber Transcriber NNP 43963 1 2 's 's POS 43963 1 3 Note Note NNP 43963 1 4 Emphasized Emphasized NNP 43963 1 5 text text NN 43963 1 6 denoted denote VBD 43963 1 7 as as IN 43963 1 8 _ _ NNP 43963 1 9 Italic Italic NNP 43963 1 10 _ _ NNP 43963 1 11 and and CC 43963 1 12 = = SYM 43963 1 13 Bold= bold= NN 43963 1 14 respectively respectively RB 43963 1 15 . . . 43963 2 1 Cambridge Cambridge NNP 43963 2 2 Natural Natural NNP 43963 2 3 Science Science NNP 43963 2 4 Manuals Manuals NNPS 43963 2 5 . . . 43963 3 1 Geological Geological NNP 43963 3 2 Series Series NNP 43963 3 3 . . . 43963 4 1 THE the DT 43963 4 2 PRINCIPLES principle NNS 43963 4 3 OF of IN 43963 4 4 STRATIGRAPHICAL stratigraphical RB 43963 4 5 GEOLOGY GEOLOGY NNP 43963 4 6 London London NNP 43963 4 7 : : : 43963 4 8 C. C. NNP 43963 4 9 J. J. NNP 43963 4 10 CLAY CLAY NNP 43963 4 11 AND and CC 43963 4 12 SONS SONS NNP 43963 4 13 , , , 43963 4 14 CAMBRIDGE CAMBRIDGE NNP 43963 4 15 UNIVERSITY UNIVERSITY NNP 43963 4 16 PRESS PRESS NNP 43963 4 17 WAREHOUSE WAREHOUSE JJR 43963 4 18 , , , 43963 4 19 AVE AVE NNP 43963 4 20 MARIA MARIA NNP 43963 4 21 LANE LANE NNP 43963 4 22 . . . 43963 5 1 AND and CC 43963 5 2 H. H. NNP 43963 5 3 K. K. NNP 43963 5 4 LEWIS LEWIS NNP 43963 5 5 , , , 43963 5 6 136 136 CD 43963 5 7 , , , 43963 5 8 GOWER GOWER NNP 43963 5 9 STREET STREET NNP 43963 5 10 , , , 43963 5 11 W.C. W.C. NNP 43963 5 12 [ [ -LRB- 43963 5 13 Illustration illustration NN 43963 5 14 ] ] -RRB- 43963 5 15 Leipzig Leipzig NNP 43963 5 16 : : : 43963 5 17 F. F. NNP 43963 5 18 A. a. NN 43963 5 19 BROCKHAUS BROCKHAUS NNP 43963 5 20 . . . 43963 6 1 New New NNP 43963 6 2 York York NNP 43963 6 3 : : : 43963 6 4 THE the DT 43963 6 5 MACMILLAN MACMILLAN NNP 43963 6 6 COMPANY COMPANY NNP 43963 6 7 . . . 43963 7 1 Bombay Bombay NNP 43963 7 2 : : : 43963 7 3 E. E. NNP 43963 7 4 SEYMOUR SEYMOUR NNP 43963 7 5 HALE HALE NNP 43963 7 6 . . . 43963 8 1 THE the DT 43963 8 2 PRINCIPLES principle NNS 43963 8 3 OF of IN 43963 8 4 STRATIGRAPHICAL stratigraphical RB 43963 8 5 GEOLOGY geology NN 43963 8 6 BY by IN 43963 8 7 J. J. NNP 43963 8 8 E. E. NNP 43963 8 9 MARR MARR NNP 43963 8 10 , , , 43963 8 11 M.A. M.A. NNP 43963 8 12 , , , 43963 8 13 F.R.S. F.R.S. NNP 43963 9 1 FELLOW fellow NN 43963 9 2 AND and CC 43963 9 3 LECTURER lecturer NN 43963 9 4 OF of IN 43963 9 5 S. S. NNP 43963 9 6 JOHN JOHN NNP 43963 9 7 'S 'S NNP 43963 9 8 COLLEGE COLLEGE NNP 43963 9 9 , , , 43963 9 10 CAMBRIDGE CAMBRIDGE NNP 43963 9 11 , , , 43963 9 12 AND and CC 43963 9 13 UNIVERSITY UNIVERSITY NNP 43963 9 14 LECTURER lecturer NN 43963 9 15 IN in IN 43963 9 16 GEOLOGY GEOLOGY NNP 43963 9 17 . . . 43963 10 1 CAMBRIDGE CAMBRIDGE NNP 43963 10 2 : : : 43963 10 3 AT at IN 43963 10 4 THE the DT 43963 10 5 UNIVERSITY UNIVERSITY NNP 43963 10 6 PRESS PRESS NNP 43963 10 7 . . . 43963 11 1 1898 1898 CD 43963 11 2 [ [ -LRB- 43963 11 3 _ _ NNP 43963 11 4 All all DT 43963 11 5 Rights Rights NNPS 43963 11 6 reserved reserve VBD 43963 11 7 . . . 43963 11 8 _ _ NNP 43963 11 9 ] ] -RRB- 43963 11 10 Cambridge Cambridge NNP 43963 11 11 : : : 43963 11 12 PRINTED PRINTED NNP 43963 11 13 BY by IN 43963 11 14 J. J. NNP 43963 12 1 & & CC 43963 12 2 C. C. NNP 43963 12 3 F. F. NNP 43963 12 4 CLAY CLAY NNP 43963 12 5 , , , 43963 12 6 AT AT NNP 43963 12 7 THE the DT 43963 12 8 UNIVERSITY UNIVERSITY NNP 43963 12 9 PRESS PRESS NNP 43963 12 10 . . . 43963 13 1 PREFACE PREFACE NNP 43963 13 2 . . . 43963 14 1 The the DT 43963 14 2 present present JJ 43963 14 3 work work NN 43963 14 4 has have VBZ 43963 14 5 been be VBN 43963 14 6 written write VBN 43963 14 7 in in IN 43963 14 8 order order NN 43963 14 9 that that IN 43963 14 10 students student NNS 43963 14 11 may may MD 43963 14 12 gain gain VB 43963 14 13 by by IN 43963 14 14 its -PRON- PRP$ 43963 14 15 perusal perusal NN 43963 14 16 some some DT 43963 14 17 idea idea NN 43963 14 18 of of IN 43963 14 19 the the DT 43963 14 20 methods method NNS 43963 14 21 and and CC 43963 14 22 scope scope NN 43963 14 23 of of IN 43963 14 24 Stratigraphical Stratigraphical NNP 43963 14 25 Geology Geology NNP 43963 14 26 . . . 43963 15 1 I -PRON- PRP 43963 15 2 believe believe VBP 43963 15 3 that that IN 43963 15 4 this this DT 43963 15 5 idea idea NN 43963 15 6 can can MD 43963 15 7 be be VB 43963 15 8 obtained obtain VBN 43963 15 9 most most RBS 43963 15 10 satisfactorily satisfactorily RB 43963 15 11 , , , 43963 15 12 if if IN 43963 15 13 a a DT 43963 15 14 large large JJ 43963 15 15 number number NN 43963 15 16 of of IN 43963 15 17 the the DT 43963 15 18 details detail NNS 43963 15 19 connected connect VBN 43963 15 20 with with IN 43963 15 21 the the DT 43963 15 22 study study NN 43963 15 23 of of IN 43963 15 24 the the DT 43963 15 25 stratified stratified JJ 43963 15 26 rocks rock NNS 43963 15 27 are be VBP 43963 15 28 omitted omit VBN 43963 15 29 , , , 43963 15 30 and and CC 43963 15 31 I -PRON- PRP 43963 15 32 have have VBP 43963 15 33 accordingly accordingly RB 43963 15 34 given give VBN 43963 15 35 very very RB 43963 15 36 brief brief JJ 43963 15 37 accounts account NNS 43963 15 38 of of IN 43963 15 39 the the DT 43963 15 40 strata strata NN 43963 15 41 of of IN 43963 15 42 the the DT 43963 15 43 different different JJ 43963 15 44 Systems system NNS 43963 15 45 . . . 43963 16 1 The the DT 43963 16 2 work work NN 43963 16 3 is be VBZ 43963 16 4 intended intend VBN 43963 16 5 for for IN 43963 16 6 use use NN 43963 16 7 in in IN 43963 16 8 conjunction conjunction NN 43963 16 9 with with IN 43963 16 10 any any DT 43963 16 11 book book NN 43963 16 12 which which WDT 43963 16 13 treats treat NNS 43963 16 14 of of IN 43963 16 15 the the DT 43963 16 16 strata strata NN 43963 16 17 of of IN 43963 16 18 the the DT 43963 16 19 Geological Geological NNP 43963 16 20 Column Column NNP 43963 16 21 at at IN 43963 16 22 considerable considerable JJ 43963 16 23 length length NN 43963 16 24 ; ; : 43963 16 25 some some DT 43963 16 26 of of IN 43963 16 27 these these DT 43963 16 28 books book NNS 43963 16 29 are be VBP 43963 16 30 mentioned mention VBN 43963 16 31 on on IN 43963 16 32 pages page NNS 43963 16 33 124 124 CD 43963 16 34 , , , 43963 16 35 125 125 CD 43963 16 36 . . . 43963 17 1 J. J. NNP 43963 17 2 E. E. NNP 43963 17 3 M. M. NNP 43963 17 4 Cambridge Cambridge NNP 43963 17 5 , , , 43963 17 6 _ _ NNP 43963 17 7 November November NNP 43963 17 8 , , , 43963 17 9 1898 1898 CD 43963 17 10 _ _ NNP 43963 17 11 . . . 43963 18 1 CONTENTS content NNS 43963 18 2 . . . 43963 19 1 PAGE PAGE NNP 43963 19 2 CHAPTER CHAPTER NNP 43963 19 3 I. i. NN 43963 20 1 Introduction introduction NN 43963 20 2 1 1 CD 43963 20 3 CHAPTER CHAPTER NNP 43963 20 4 II II NNP 43963 20 5 . . . 43963 21 1 Account account NN 43963 21 2 of of IN 43963 21 3 the the DT 43963 21 4 growth growth NN 43963 21 5 and and CC 43963 21 6 progress progress NN 43963 21 7 of of IN 43963 21 8 stratigraphical stratigraphical JJ 43963 21 9 geology geology NN 43963 21 10 6 6 CD 43963 21 11 CHAPTER CHAPTER NNP 43963 21 12 III III NNP 43963 21 13 . . . 43963 22 1 Nature nature NN 43963 22 2 of of IN 43963 22 3 the the DT 43963 22 4 stratified stratified JJ 43963 22 5 rocks rock NNS 43963 22 6 21 21 CD 43963 22 7 CHAPTER CHAPTER NNP 43963 22 8 IV IV NNP 43963 22 9 . . . 43963 23 1 The the DT 43963 23 2 law law NN 43963 23 3 of of IN 43963 23 4 superposition superposition NN 43963 23 5 31 31 CD 43963 23 6 CHAPTER chapter NN 43963 23 7 V. V. NNP 43963 23 8 The the DT 43963 23 9 test test NN 43963 23 10 of of IN 43963 23 11 included include VBN 43963 23 12 organisms organism NNS 43963 23 13 40 40 CD 43963 23 14 CHAPTER CHAPTER NNP 43963 23 15 VI VI NNP 43963 23 16 . . . 43963 24 1 Methods method NNS 43963 24 2 of of IN 43963 24 3 classification classification NN 43963 24 4 of of IN 43963 24 5 the the DT 43963 24 6 strata strata NN 43963 24 7 58 58 CD 43963 24 8 CHAPTER CHAPTER NNP 43963 24 9 VII vii NN 43963 24 10 . . . 43963 25 1 Simulation simulation NN 43963 25 2 of of IN 43963 25 3 structures structure NNS 43963 25 4 72 72 CD 43963 25 5 CHAPTER chapter NN 43963 25 6 VIII viii NN 43963 25 7 . . . 43963 26 1 Geological geological JJ 43963 26 2 maps map NNS 43963 26 3 and and CC 43963 26 4 sections section NNS 43963 26 5 84 84 CD 43963 26 6 CHAPTER chapter NN 43963 26 7 IX ix NN 43963 26 8 . . . 43963 27 1 Evidences evidence NNS 43963 27 2 of of IN 43963 27 3 conditions condition NNS 43963 27 4 under under IN 43963 27 5 which which WDT 43963 27 6 strata stratum NNS 43963 27 7 were be VBD 43963 27 8 formed form VBN 43963 27 9 97 97 CD 43963 27 10 CHAPTER CHAPTER NNP 43963 27 11 X. X. NNP 43963 27 12 Evidences Evidences NNPS 43963 27 13 of of IN 43963 27 14 conditions condition NNS 43963 27 15 under under IN 43963 27 16 which which WDT 43963 27 17 strata stratum NNS 43963 27 18 were be VBD 43963 27 19 formed form VBN 43963 27 20 , , , 43963 27 21 continued continue VBD 43963 27 22 116 116 CD 43963 27 23 CHAPTER chapter NN 43963 27 24 XI XI NNP 43963 27 25 . . . 43963 28 1 The the DT 43963 28 2 classification classification NN 43963 28 3 of of IN 43963 28 4 the the DT 43963 28 5 stratified stratified JJ 43963 28 6 rocks rock NNS 43963 28 7 125 125 CD 43963 28 8 CHAPTER chapter NN 43963 28 9 XII XII NNP 43963 28 10 . . . 43963 29 1 The the DT 43963 29 2 Precambrian Precambrian NNP 43963 29 3 rocks rock VBZ 43963 29 4 132 132 CD 43963 29 5 CHAPTER chapter NN 43963 29 6 XIII xiii NN 43963 29 7 . . . 43963 30 1 Cycles cycle NNS 43963 30 2 of of IN 43963 30 3 change change NN 43963 30 4 in in IN 43963 30 5 the the DT 43963 30 6 British british JJ 43963 30 7 area area NN 43963 30 8 149 149 CD 43963 30 9 CHAPTER CHAPTER NNP 43963 30 10 XIV XIV NNP 43963 30 11 . . . 43963 31 1 The the DT 43963 31 2 Cambrian cambrian JJ 43963 31 3 system system NN 43963 31 4 152 152 CD 43963 31 5 CHAPTER chapter NN 43963 31 6 XV XV NNP 43963 31 7 . . . 43963 32 1 The the DT 43963 32 2 Ordovician ordovician JJ 43963 32 3 system system NN 43963 32 4 164 164 CD 43963 32 5 CHAPTER CHAPTER NNP 43963 32 6 XVI XVI NNP 43963 32 7 . . . 43963 33 1 The the DT 43963 33 2 Silurian silurian JJ 43963 33 3 system system NN 43963 33 4 and and CC 43963 33 5 the the DT 43963 33 6 changes change NNS 43963 33 7 which which WDT 43963 33 8 occurred occur VBD 43963 33 9 in in IN 43963 33 10 Britain Britain NNP 43963 33 11 at at IN 43963 33 12 the the DT 43963 33 13 close close NN 43963 33 14 of of IN 43963 33 15 Silurian silurian JJ 43963 33 16 times time NNS 43963 33 17 174 174 CD 43963 33 18 CHAPTER CHAPTER NNP 43963 33 19 XVII XVII NNP 43963 33 20 . . . 43963 34 1 The the DT 43963 34 2 Devonian Devonian NNP 43963 34 3 system system NN 43963 34 4 183 183 CD 43963 34 5 CHAPTER chapter NN 43963 34 6 XVIII xviii NN 43963 34 7 . . . 43963 35 1 The the DT 43963 35 2 Carboniferous carboniferous JJ 43963 35 3 system system NN 43963 35 4 192 192 CD 43963 35 5 CHAPTER chapter NN 43963 35 6 XIX xix NN 43963 35 7 . . . 43963 36 1 The the DT 43963 36 2 changes change NNS 43963 36 3 which which WDT 43963 36 4 occurred occur VBD 43963 36 5 during during IN 43963 36 6 the the DT 43963 36 7 third third JJ 43963 36 8 continental continental JJ 43963 36 9 period period NN 43963 36 10 in in IN 43963 36 11 Britain Britain NNP 43963 36 12 ; ; , 43963 36 13 and and CC 43963 36 14 the the DT 43963 36 15 foreign foreign JJ 43963 36 16 Permo Permo NNP 43963 36 17 - - HYPH 43963 36 18 Carboniferous Carboniferous NNP 43963 36 19 rocks rock NNS 43963 36 20 202 202 CD 43963 36 21 CHAPTER chapter NN 43963 36 22 XX xx NN 43963 36 23 . . . 43963 37 1 The the DT 43963 37 2 Permian permian JJ 43963 37 3 system system NN 43963 37 4 209 209 CD 43963 37 5 CHAPTER chapter NN 43963 37 6 XXI XXI NNP 43963 37 7 . . . 43963 38 1 The the DT 43963 38 2 Triassic Triassic NNP 43963 38 3 system system NN 43963 38 4 218 218 CD 43963 38 5 CHAPTER chapter NN 43963 38 6 XXII XXII NNP 43963 38 7 . . . 43963 39 1 The the DT 43963 39 2 Jurassic Jurassic NNP 43963 39 3 system system NN 43963 39 4 226 226 CD 43963 39 5 CHAPTER chapter NN 43963 39 6 XXIII xxiii NN 43963 39 7 . . . 43963 40 1 The the DT 43963 40 2 Cretaceous cretaceous JJ 43963 40 3 system system NN 43963 40 4 236 236 CD 43963 40 5 CHAPTER chapter NN 43963 40 6 XXIV XXIV NNP 43963 40 7 . . . 43963 41 1 The the DT 43963 41 2 Eocene Eocene NNP 43963 41 3 rocks rock VBZ 43963 41 4 244 244 CD 43963 41 5 CHAPTER chapter NN 43963 41 6 XXV XXV NNP 43963 41 7 . . . 43963 42 1 The the DT 43963 42 2 Oligocene Oligocene NNP 43963 42 3 and and CC 43963 42 4 Miocene Miocene NNP 43963 42 5 periods period VBZ 43963 42 6 251 251 CD 43963 42 7 CHAPTER chapter NN 43963 42 8 XXVI XXVI NNP 43963 42 9 . . . 43963 43 1 The the DT 43963 43 2 Pliocene Pliocene NNP 43963 43 3 beds bed VBZ 43963 43 4 256 256 CD 43963 43 5 CHAPTER chapter NN 43963 43 6 XXVII xxvii NN 43963 43 7 . . . 43963 44 1 The the DT 43963 44 2 Pleistocene Pleistocene NNP 43963 44 3 accumulations accumulation NNS 43963 44 4 260 260 CD 43963 44 5 CHAPTER chapter NN 43963 44 6 XXVIII XXVIII NNP 43963 44 7 . . . 43963 45 1 The the DT 43963 45 2 Steppe Steppe NNP 43963 45 3 period period NN 43963 45 4 267 267 CD 43963 45 5 CHAPTER chapter NN 43963 45 6 XXIX XXIX NNP 43963 45 7 . . . 43963 46 1 The the DT 43963 46 2 Forest Forest NNP 43963 46 3 period period NN 43963 46 4 275 275 CD 43963 46 5 CHAPTER CHAPTER NNP 43963 46 6 XXX XXX NNP 43963 46 7 . . . 43963 47 1 Remarks remark NNS 43963 47 2 on on IN 43963 47 3 various various JJ 43963 47 4 questions question NNS 43963 47 5 278 278 CD 43963 47 6 ADDENDA addenda NN 43963 47 7 ET ET NNP 43963 47 8 CORRIGENDA CORRIGENDA NNP 43963 47 9 . . . 43963 48 1 [ [ -LRB- 43963 48 2 TN TN NNP 43963 48 3 : : : 43963 48 4 Corrections correction NNS 43963 48 5 made make VBN 43963 48 6 ! ! . 43963 48 7 ] ] -RRB- 43963 49 1 p. p. NN 43963 49 2 38 38 CD 43963 49 3 , , , 43963 49 4 line line VBP 43963 49 5 15 15 CD 43963 49 6 from from IN 43963 49 7 bottom bottom NN 43963 49 8 : : : 43963 49 9 for for IN 43963 49 10 ' ' `` 43963 49 11 joining join VBG 43963 49 12 ' ' '' 43963 49 13 read read NN 43963 49 14 ' ' '' 43963 49 15 jointing jointing NN 43963 49 16 ' ' '' 43963 49 17 p. p. NN 43963 49 18 208 208 CD 43963 49 19 , , , 43963 49 20 line line VBP 43963 49 21 6 6 CD 43963 49 22 from from IN 43963 49 23 bottom bottom NN 43963 49 24 : : : 43963 49 25 for for IN 43963 49 26 ' ' `` 43963 49 27 Dr Dr NNP 43963 49 28 ' ' '' 43963 49 29 read read VB 43963 49 30 ' ' '' 43963 49 31 Messrs Messrs NNP 43963 49 32 Medlicott Medlicott NNP 43963 49 33 and and CC 43963 49 34 ' ' `` 43963 49 35 p. p. NN 43963 49 36 214 214 CD 43963 49 37 , , , 43963 49 38 line line NN 43963 49 39 15 15 CD 43963 49 40 from from IN 43963 49 41 bottom bottom NN 43963 49 42 : : : 43963 49 43 after after IN 43963 49 44 ' ' `` 43963 49 45 Permo Permo NNP 43963 49 46 - - HYPH 43963 49 47 Carboniferous Carboniferous NNP 43963 49 48 Strata Strata NNP 43963 49 49 ' ' POS 43963 49 50 insert insert NN 43963 49 51 ' ' '' 43963 49 52 through through IN 43963 49 53 the the DT 43963 49 54 Permian Permian NNP 43963 49 55 ' ' POS 43963 49 56 p. p. NN 43963 49 57 217 217 CD 43963 49 58 , , , 43963 49 59 last last JJ 43963 49 60 line line NN 43963 49 61 of of IN 43963 49 62 footnote footnote NN 43963 49 63 : : : 43963 49 64 for for IN 43963 49 65 ' ' `` 43963 49 66 Dr Dr NNP 43963 49 67 ' ' '' 43963 49 68 read read VB 43963 49 69 ' ' '' 43963 49 70 Messrs Messrs NNP 43963 49 71 Medlicott Medlicott NNP 43963 49 72 and and CC 43963 49 73 ' ' '' 43963 49 74 " " `` 43963 49 75 insert insert VB 43963 49 76 a a DT 43963 49 77 second second JJ 43963 49 78 footnote footnote NN 43963 49 79 : : : 43963 49 80 ' ' `` 43963 49 81 For for IN 43963 49 82 information information NN 43963 49 83 concerning concern VBG 43963 49 84 the the DT 43963 49 85 Permian permian JJ 43963 49 86 volcanic volcanic JJ 43963 49 87 rocks rock NNS 43963 49 88 see see VBP 43963 49 89 Sir Sir NNP 43963 49 90 A. A. NNP 43963 49 91 Geikie Geikie NNP 43963 49 92 's 's POS 43963 49 93 _ _ NNP 43963 49 94 Ancient Ancient NNP 43963 49 95 Volcanoes Volcanoes NNPS 43963 49 96 of of IN 43963 49 97 Great Great NNP 43963 49 98 Britain Britain NNP 43963 49 99 _ _ NNP 43963 49 100 . . . 43963 49 101 ' ' '' 43963 50 1 p. p. NN 43963 50 2 235 235 CD 43963 50 3 , , , 43963 50 4 insert insert VB 43963 50 5 a a DT 43963 50 6 footnote footnote NN 43963 50 7 : : : 43963 50 8 ' ' `` 43963 50 9 A a DT 43963 50 10 good good JJ 43963 50 11 account account NN 43963 50 12 of of IN 43963 50 13 the the DT 43963 50 14 British british JJ 43963 50 15 Jurassic Jurassic NNP 43963 50 16 rocks rock NNS 43963 50 17 will will MD 43963 50 18 be be VB 43963 50 19 found find VBN 43963 50 20 in in IN 43963 50 21 Mr Mr NNP 43963 50 22 H. H. NNP 43963 50 23 B. B. NNP 43963 50 24 Woodward Woodward NNP 43963 50 25 's 's POS 43963 50 26 Memoir Memoir NNP 43963 50 27 on on IN 43963 50 28 " " `` 43963 50 29 The the DT 43963 50 30 Jurassic Jurassic NNP 43963 50 31 Rocks Rocks NNPS 43963 50 32 of of IN 43963 50 33 Britain Britain NNP 43963 50 34 . . . 43963 50 35 " " '' 43963 51 1 _ _ NNP 43963 51 2 Mem Mem NNP 43963 51 3 . . . 43963 52 1 Geol Geol NNP 43963 52 2 . . . 43963 53 1 Survey Survey NNP 43963 53 2 _ _ NNP 43963 53 3 , , , 43963 53 4 1893 1893 CD 43963 53 5 - - HYPH 43963 53 6 - - : 43963 53 7 . . . 43963 53 8 ' ' '' 43963 54 1 p. p. NN 43963 54 2 250 250 CD 43963 54 3 , , , 43963 54 4 top top JJ 43963 54 5 line line NN 43963 54 6 : : : 43963 54 7 for for IN 43963 54 8 ' ' `` 43963 54 9 Gardiner Gardiner NNP 43963 54 10 ' ' '' 43963 54 11 read read VBD 43963 54 12 ' ' `` 43963 54 13 Gardner Gardner NNP 43963 54 14 ' ' '' 43963 54 15 CHAPTER chapter NN 43963 54 16 I. i. NN 43963 55 1 INTRODUCTION INTRODUCTION NNP 43963 55 2 . . . 43963 56 1 It -PRON- PRP 43963 56 2 is be VBZ 43963 56 3 the the DT 43963 56 4 aim aim NN 43963 56 5 of of IN 43963 56 6 the the DT 43963 56 7 Stratigraphical Stratigraphical NNP 43963 56 8 Geologist Geologist NNP 43963 56 9 to to TO 43963 56 10 record record VB 43963 56 11 the the DT 43963 56 12 events event NNS 43963 56 13 which which WDT 43963 56 14 have have VBP 43963 56 15 occurred occur VBN 43963 56 16 during during IN 43963 56 17 the the DT 43963 56 18 existence existence NN 43963 56 19 of of IN 43963 56 20 the the DT 43963 56 21 earth earth NN 43963 56 22 in in IN 43963 56 23 the the DT 43963 56 24 order order NN 43963 56 25 in in IN 43963 56 26 which which WDT 43963 56 27 they -PRON- PRP 43963 56 28 have have VBP 43963 56 29 taken take VBN 43963 56 30 place place NN 43963 56 31 . . . 43963 57 1 He -PRON- PRP 43963 57 2 tries try VBZ 43963 57 3 to to TO 43963 57 4 restore restore VB 43963 57 5 the the DT 43963 57 6 physical physical JJ 43963 57 7 geography geography NN 43963 57 8 of of IN 43963 57 9 each each DT 43963 57 10 period period NN 43963 57 11 of of IN 43963 57 12 the the DT 43963 57 13 past past NN 43963 57 14 , , , 43963 57 15 and and CC 43963 57 16 in in IN 43963 57 17 this this DT 43963 57 18 way way NN 43963 57 19 to to TO 43963 57 20 write write VB 43963 57 21 a a DT 43963 57 22 connected connected JJ 43963 57 23 history history NN 43963 57 24 of of IN 43963 57 25 the the DT 43963 57 26 earth earth NN 43963 57 27 . . . 43963 58 1 His -PRON- PRP$ 43963 58 2 methods method NNS 43963 58 3 are be VBP 43963 58 4 in in IN 43963 58 5 a a DT 43963 58 6 general general JJ 43963 58 7 way way NN 43963 58 8 similar similar JJ 43963 58 9 to to IN 43963 58 10 those those DT 43963 58 11 of of IN 43963 58 12 the the DT 43963 58 13 ethnologist ethnologist NN 43963 58 14 , , , 43963 58 15 the the DT 43963 58 16 archæologist archæologist NN 43963 58 17 , , , 43963 58 18 and and CC 43963 58 19 the the DT 43963 58 20 historian historian NN 43963 58 21 , , , 43963 58 22 and and CC 43963 58 23 he -PRON- PRP 43963 58 24 is be VBZ 43963 58 25 confronted confront VBN 43963 58 26 with with IN 43963 58 27 difficulties difficulty NNS 43963 58 28 resembling resemble VBG 43963 58 29 those those DT 43963 58 30 which which WDT 43963 58 31 attend attend VBP 43963 58 32 the the DT 43963 58 33 researches research NNS 43963 58 34 of of IN 43963 58 35 the the DT 43963 58 36 students student NNS 43963 58 37 of of IN 43963 58 38 human human JJ 43963 58 39 history history NN 43963 58 40 . . . 43963 59 1 Foremost foremost RB 43963 59 2 amongst amongst IN 43963 59 3 these these DT 43963 59 4 difficulties difficulty NNS 43963 59 5 is be VBZ 43963 59 6 that that IN 43963 59 7 due due IN 43963 59 8 to to IN 43963 59 9 the the DT 43963 59 10 imperfection imperfection NN 43963 59 11 of of IN 43963 59 12 the the DT 43963 59 13 geological geological JJ 43963 59 14 record record NN 43963 59 15 , , , 43963 59 16 but but CC 43963 59 17 similar similar JJ 43963 59 18 difficulty difficulty NN 43963 59 19 is be VBZ 43963 59 20 felt feel VBN 43963 59 21 by by IN 43963 59 22 those those DT 43963 59 23 who who WP 43963 59 24 pursue pursue VBP 43963 59 25 the the DT 43963 59 26 study study NN 43963 59 27 of of IN 43963 59 28 other other JJ 43963 59 29 uncertain uncertain JJ 43963 59 30 sciences science NNS 43963 59 31 , , , 43963 59 32 and and CC 43963 59 33 whilst whilst IN 43963 59 34 this this DT 43963 59 35 imperfection imperfection NN 43963 59 36 is be VBZ 43963 59 37 very very RB 43963 59 38 patent patent JJ 43963 59 39 to to IN 43963 59 40 the the DT 43963 59 41 geologist geologist NN 43963 59 42 , , , 43963 59 43 it -PRON- PRP 43963 59 44 is be VBZ 43963 59 45 perhaps perhaps RB 43963 59 46 unduly unduly RB 43963 59 47 exaggerated exaggerated JJ 43963 59 48 by by IN 43963 59 49 those those DT 43963 59 50 who who WP 43963 59 51 have have VBP 43963 59 52 only only RB 43963 59 53 a a DT 43963 59 54 general general JJ 43963 59 55 knowledge knowledge NN 43963 59 56 of of IN 43963 59 57 the the DT 43963 59 58 principles principle NNS 43963 59 59 and and CC 43963 59 60 aims aim NNS 43963 59 61 of of IN 43963 59 62 geology geology NN 43963 59 63 . . . 43963 60 1 The the DT 43963 60 2 history history NN 43963 60 3 of of IN 43963 60 4 the the DT 43963 60 5 earth earth NN 43963 60 6 , , , 43963 60 7 like like IN 43963 60 8 other other JJ 43963 60 9 histories history NNS 43963 60 10 , , , 43963 60 11 is be VBZ 43963 60 12 a a DT 43963 60 13 connected connected JJ 43963 60 14 one one NN 43963 60 15 , , , 43963 60 16 in in IN 43963 60 17 which which WDT 43963 60 18 one one CD 43963 60 19 period period NN 43963 60 20 is be VBZ 43963 60 21 linked link VBN 43963 60 22 on on RP 43963 60 23 to to IN 43963 60 24 the the DT 43963 60 25 next next JJ 43963 60 26 . . . 43963 61 1 This this DT 43963 61 2 was be VBD 43963 61 3 not not RB 43963 61 4 always always RB 43963 61 5 supposed suppose VBN 43963 61 6 to to TO 43963 61 7 be be VB 43963 61 8 the the DT 43963 61 9 case case NN 43963 61 10 ; ; : 43963 61 11 the the DT 43963 61 12 catastrophic catastrophic JJ 43963 61 13 geologist geologist NN 43963 61 14 of of IN 43963 61 15 bygone bygone NNP 43963 61 16 times time NNS 43963 61 17 believed believe VBD 43963 61 18 that that IN 43963 61 19 after after IN 43963 61 20 each each DT 43963 61 21 great great JJ 43963 61 22 geological geological JJ 43963 61 23 period period NN 43963 61 24 a a DT 43963 61 25 convulsion convulsion NN 43963 61 26 of of IN 43963 61 27 nature nature NN 43963 61 28 left leave VBD 43963 61 29 the the DT 43963 61 30 earth earth NN 43963 61 31 's 's POS 43963 61 32 crust crust NN 43963 61 33 as as IN 43963 61 34 a a DT 43963 61 35 _ _ NNP 43963 61 36 tabula tabula NN 43963 61 37 rasa rasa NN 43963 61 38 _ _ NNP 43963 61 39 on on IN 43963 61 40 which which WDT 43963 61 41 a a DT 43963 61 42 new new JJ 43963 61 43 set set NN 43963 61 44 of of IN 43963 61 45 records record NNS 43963 61 46 was be VBD 43963 61 47 engraved engrave VBN 43963 61 48 , , , 43963 61 49 having have VBG 43963 61 50 no no DT 43963 61 51 connexion connexion NN 43963 61 52 with with IN 43963 61 53 those those DT 43963 61 54 which which WDT 43963 61 55 had have VBD 43963 61 56 been be VBN 43963 61 57 destroyed destroy VBN 43963 61 58 . . . 43963 62 1 Careful careful JJ 43963 62 2 study study NN 43963 62 3 of of IN 43963 62 4 the the DT 43963 62 5 records record NNS 43963 62 6 of of IN 43963 62 7 the the DT 43963 62 8 rocks rock NNS 43963 62 9 has have VBZ 43963 62 10 proved prove VBN 43963 62 11 that that IN 43963 62 12 the the DT 43963 62 13 conclusions conclusion NNS 43963 62 14 of of IN 43963 62 15 the the DT 43963 62 16 catastrophists catastrophist NNS 43963 62 17 were be VBD 43963 62 18 erroneous erroneous JJ 43963 62 19 , , , 43963 62 20 and and CC 43963 62 21 that that IN 43963 62 22 the the DT 43963 62 23 events event NNS 43963 62 24 of of IN 43963 62 25 one one CD 43963 62 26 period period NN 43963 62 27 produce produce VBP 43963 62 28 their -PRON- PRP$ 43963 62 29 impression impression NN 43963 62 30 upon upon IN 43963 62 31 the the DT 43963 62 32 history history NN 43963 62 33 of of IN 43963 62 34 the the DT 43963 62 35 next next JJ 43963 62 36 . . . 43963 63 1 Every every DT 43963 63 2 event event NN 43963 63 3 which which WDT 43963 63 4 occurs occur VBZ 43963 63 5 , , , 43963 63 6 however however RB 43963 63 7 insignificant insignificant JJ 43963 63 8 , , , 43963 63 9 introduces introduce VBZ 43963 63 10 a a DT 43963 63 11 new new JJ 43963 63 12 complication complication NN 43963 63 13 into into IN 43963 63 14 the the DT 43963 63 15 conditions condition NNS 43963 63 16 of of IN 43963 63 17 the the DT 43963 63 18 earth earth NN 43963 63 19 , , , 43963 63 20 and and CC 43963 63 21 accordingly accordingly RB 43963 63 22 those those DT 43963 63 23 conditions condition NNS 43963 63 24 are be VBP 43963 63 25 never never RB 43963 63 26 quite quite PDT 43963 63 27 the the DT 43963 63 28 same same JJ 43963 63 29 . . . 43963 64 1 Although although IN 43963 64 2 the the DT 43963 64 3 changes change NNS 43963 64 4 were be VBD 43963 64 5 no no RB 43963 64 6 doubt doubt RB 43963 64 7 very very RB 43963 64 8 slow slow JJ 43963 64 9 , , , 43963 64 10 so so IN 43963 64 11 that that IN 43963 64 12 the the DT 43963 64 13 same same JJ 43963 64 14 general general JJ 43963 64 15 conditions condition NNS 43963 64 16 may may MD 43963 64 17 be be VB 43963 64 18 traced trace VBN 43963 64 19 as as IN 43963 64 20 existent existent NN 43963 64 21 during during IN 43963 64 22 two two CD 43963 64 23 successive successive JJ 43963 64 24 periods period NNS 43963 64 25 , , , 43963 64 26 minor minor JJ 43963 64 27 complications complication NNS 43963 64 28 occurred occur VBD 43963 64 29 in in IN 43963 64 30 the the DT 43963 64 31 inorganic inorganic JJ 43963 64 32 and and CC 43963 64 33 organic organic JJ 43963 64 34 worlds world NNS 43963 64 35 , , , 43963 64 36 and and CC 43963 64 37 we -PRON- PRP 43963 64 38 never never RB 43963 64 39 get get VBP 43963 64 40 an an DT 43963 64 41 exact exact JJ 43963 64 42 recurrence recurrence NN 43963 64 43 of of IN 43963 64 44 events event NNS 43963 64 45 . . . 43963 65 1 Vegetable vegetable NN 43963 65 2 deposits deposit NNS 43963 65 3 may may MD 43963 65 4 now now RB 43963 65 5 be be VB 43963 65 6 in in IN 43963 65 7 process process NN 43963 65 8 of of IN 43963 65 9 accumulation accumulation NN 43963 65 10 which which WDT 43963 65 11 in in IN 43963 65 12 ages age NNS 43963 65 13 to to TO 43963 65 14 come come VB 43963 65 15 may may MD 43963 65 16 be be VB 43963 65 17 converted convert VBN 43963 65 18 into into IN 43963 65 19 coal coal NN 43963 65 20 , , , 43963 65 21 but but CC 43963 65 22 the the DT 43963 65 23 general general JJ 43963 65 24 conditions condition NNS 43963 65 25 which which WDT 43963 65 26 were be VBD 43963 65 27 prevalent prevalent JJ 43963 65 28 during during IN 43963 65 29 that that DT 43963 65 30 Carboniferous carboniferous JJ 43963 65 31 period period NN 43963 65 32 when when WRB 43963 65 33 most most JJS 43963 65 34 of of IN 43963 65 35 our -PRON- PRP$ 43963 65 36 workable workable JJ 43963 65 37 coal coal NN 43963 65 38 was be VBD 43963 65 39 deposited deposit VBN 43963 65 40 do do VBP 43963 65 41 not not RB 43963 65 42 now now RB 43963 65 43 exist exist VB 43963 65 44 , , , 43963 65 45 and and CC 43963 65 46 will will MD 43963 65 47 never never RB 43963 65 48 exist exist VB 43963 65 49 again again RB 43963 65 50 . . . 43963 66 1 The the DT 43963 66 2 changes change NNS 43963 66 3 which which WDT 43963 66 4 have have VBP 43963 66 5 taken take VBN 43963 66 6 place place NN 43963 66 7 and and CC 43963 66 8 which which WDT 43963 66 9 are be VBP 43963 66 10 taking take VBG 43963 66 11 place place NN 43963 66 12 show show VBP 43963 66 13 an an DT 43963 66 14 advance advance NN 43963 66 15 from from IN 43963 66 16 the the DT 43963 66 17 simple simple NN 43963 66 18 to to IN 43963 66 19 the the DT 43963 66 20 more more RBR 43963 66 21 complex complex JJ 43963 66 22 , , , 43963 66 23 and and CC 43963 66 24 the the DT 43963 66 25 stratigraphical stratigraphical JJ 43963 66 26 geologist geologist NN 43963 66 27 is be VBZ 43963 66 28 confronted confront VBN 43963 66 29 with with IN 43963 66 30 a a DT 43963 66 31 problem problem NN 43963 66 32 to to TO 43963 66 33 which which WDT 43963 66 34 the the DT 43963 66 35 key key NN 43963 66 36 is be VBZ 43963 66 37 development development NN 43963 66 38 , , , 43963 66 39 and and CC 43963 66 40 it -PRON- PRP 43963 66 41 is be VBZ 43963 66 42 his -PRON- PRP$ 43963 66 43 task task NN 43963 66 44 to to TO 43963 66 45 trace trace VB 43963 66 46 the the DT 43963 66 47 development development NN 43963 66 48 of of IN 43963 66 49 the the DT 43963 66 50 earth earth NN 43963 66 51 from from IN 43963 66 52 the the DT 43963 66 53 primitive primitive JJ 43963 66 54 state state NN 43963 66 55 to to IN 43963 66 56 the the DT 43963 66 57 complex complex JJ 43963 66 58 condition condition NN 43963 66 59 in in IN 43963 66 60 which which WDT 43963 66 61 we -PRON- PRP 43963 66 62 find find VBP 43963 66 63 it -PRON- PRP 43963 66 64 at at IN 43963 66 65 the the DT 43963 66 66 present present JJ 43963 66 67 day day NN 43963 66 68 . . . 43963 67 1 Our -PRON- PRP$ 43963 67 2 general general JJ 43963 67 3 ignorance ignorance NN 43963 67 4 of of IN 43963 67 5 the the DT 43963 67 6 events event NNS 43963 67 7 of of IN 43963 67 8 the the DT 43963 67 9 earliest early JJS 43963 67 10 periods period NNS 43963 67 11 of of IN 43963 67 12 the the DT 43963 67 13 history history NN 43963 67 14 of of IN 43963 67 15 the the DT 43963 67 16 earth earth NN 43963 67 17 will will MD 43963 67 18 be be VB 43963 67 19 emphasised emphasise VBN 43963 67 20 in in IN 43963 67 21 the the DT 43963 67 22 sequel sequel NN 43963 67 23 , , , 43963 67 24 and and CC 43963 67 25 it -PRON- PRP 43963 67 26 will will MD 43963 67 27 be be VB 43963 67 28 found find VBN 43963 67 29 that that IN 43963 67 30 the the DT 43963 67 31 complexity complexity NN 43963 67 32 which which WDT 43963 67 33 marks mark VBZ 43963 67 34 the the DT 43963 67 35 inorganic inorganic JJ 43963 67 36 and and CC 43963 67 37 organic organic JJ 43963 67 38 conditions condition NNS 43963 67 39 which which WDT 43963 67 40 existed exist VBD 43963 67 41 during during IN 43963 67 42 the the DT 43963 67 43 deposition deposition NN 43963 67 44 of of IN 43963 67 45 the the DT 43963 67 46 earliest early JJS 43963 67 47 rocks rock NNS 43963 67 48 of of IN 43963 67 49 which which WDT 43963 67 50 we -PRON- PRP 43963 67 51 have have VBP 43963 67 52 detailed detail VBN 43963 67 53 knowledge knowledge NN 43963 67 54 points point NNS 43963 67 55 to to IN 43963 67 56 the the DT 43963 67 57 lapse lapse NN 43963 67 58 of of IN 43963 67 59 enormous enormous JJ 43963 67 60 periods period NNS 43963 67 61 of of IN 43963 67 62 time time NN 43963 67 63 subsequent subsequent JJ 43963 67 64 to to IN 43963 67 65 the the DT 43963 67 66 formation formation NN 43963 67 67 of of IN 43963 67 68 the the DT 43963 67 69 earth earth NN 43963 67 70 , , , 43963 67 71 and and CC 43963 67 72 previous previous JJ 43963 67 73 to to IN 43963 67 74 the the DT 43963 67 75 deposition deposition NN 43963 67 76 of of IN 43963 67 77 those those DT 43963 67 78 rocks rock NNS 43963 67 79 . . . 43963 68 1 The the DT 43963 68 2 imperfection imperfection NN 43963 68 3 of of IN 43963 68 4 the the DT 43963 68 5 record record NN 43963 68 6 is be VBZ 43963 68 7 most most RBS 43963 68 8 pronounced pronounce VBN 43963 68 9 for for IN 43963 68 10 that that DT 43963 68 11 long long JJ 43963 68 12 period period NN 43963 68 13 of of IN 43963 68 14 time time NN 43963 68 15 , , , 43963 68 16 but but CC 43963 68 17 in in IN 43963 68 18 this this DT 43963 68 19 respect respect NN 43963 68 20 the the DT 43963 68 21 geologist geologist NN 43963 68 22 is be VBZ 43963 68 23 in in IN 43963 68 24 the the DT 43963 68 25 same same JJ 43963 68 26 condition condition NN 43963 68 27 as as IN 43963 68 28 the the DT 43963 68 29 student student NN 43963 68 30 of of IN 43963 68 31 human human JJ 43963 68 32 history history NN 43963 68 33 , , , 43963 68 34 for for IN 43963 68 35 the the DT 43963 68 36 relics relic NNS 43963 68 37 of of IN 43963 68 38 the the DT 43963 68 39 early early JJ 43963 68 40 stone stone NN 43963 68 41 age age NN 43963 68 42 prove prove VBP 43963 68 43 that that DT 43963 68 44 man man NN 43963 68 45 in in IN 43963 68 46 that that DT 43963 68 47 age age NN 43963 68 48 had have VBD 43963 68 49 attained attain VBN 43963 68 50 a a DT 43963 68 51 fairly fairly RB 43963 68 52 high high JJ 43963 68 53 state state NN 43963 68 54 of of IN 43963 68 55 civilisation civilisation NN 43963 68 56 , , , 43963 68 57 and and CC 43963 68 58 the the DT 43963 68 59 gap gap NN 43963 68 60 which which WDT 43963 68 61 separates separate VBZ 43963 68 62 palæolithic palæolithic JJ 43963 68 63 man man NN 43963 68 64 from from IN 43963 68 65 the the DT 43963 68 66 first first JJ 43963 68 67 of of IN 43963 68 68 our -PRON- PRP$ 43963 68 69 race race NN 43963 68 70 is be VBZ 43963 68 71 relatively relatively RB 43963 68 72 speaking speak VBG 43963 68 73 as as RB 43963 68 74 great great JJ 43963 68 75 as as IN 43963 68 76 that that DT 43963 68 77 which which WDT 43963 68 78 divides divide VBZ 43963 68 79 the the DT 43963 68 80 Cambrian cambrian JJ 43963 68 81 period period NN 43963 68 82 from from IN 43963 68 83 the the DT 43963 68 84 commencement commencement NN 43963 68 85 of of IN 43963 68 86 earth earth NN 43963 68 87 - - HYPH 43963 68 88 history history NN 43963 68 89 . . . 43963 69 1 Nevertheless nevertheless RB 43963 69 2 , , , 43963 69 3 human human JJ 43963 69 4 history history NN 43963 69 5 is be VBZ 43963 69 6 a a DT 43963 69 7 science science NN 43963 69 8 which which WDT 43963 69 9 has have VBZ 43963 69 10 made make VBN 43963 69 11 gigantic gigantic JJ 43963 69 12 strides stride NNS 43963 69 13 towards towards IN 43963 69 14 the the DT 43963 69 15 solution solution NN 43963 69 16 of of IN 43963 69 17 many many JJ 43963 69 18 problems problem NNS 43963 69 19 connected connect VBN 43963 69 20 with with IN 43963 69 21 the the DT 43963 69 22 development development NN 43963 69 23 of of IN 43963 69 24 man man NN 43963 69 25 and and CC 43963 69 26 civilisation civilisation NN 43963 69 27 , , , 43963 69 28 and and CC 43963 69 29 similarly similarly RB 43963 69 30 geology geology NN 43963 69 31 has have VBZ 43963 69 32 advanced advance VBN 43963 69 33 some some DT 43963 69 34 way way NN 43963 69 35 in in IN 43963 69 36 its -PRON- PRP$ 43963 69 37 task task NN 43963 69 38 of of IN 43963 69 39 elucidating elucidate VBG 43963 69 40 the the DT 43963 69 41 history history NN 43963 69 42 of of IN 43963 69 43 our -PRON- PRP$ 43963 69 44 globe globe NN 43963 69 45 . . . 43963 70 1 The the DT 43963 70 2 task task NN 43963 70 3 of of IN 43963 70 4 the the DT 43963 70 5 stratigraphical stratigraphical JJ 43963 70 6 geologist geologist NN 43963 70 7 is be VBZ 43963 70 8 two two CD 43963 70 9 - - HYPH 43963 70 10 fold fold RB 43963 70 11 . . . 43963 71 1 In in IN 43963 71 2 the the DT 43963 71 3 first first JJ 43963 71 4 place place NN 43963 71 5 , , , 43963 71 6 he -PRON- PRP 43963 71 7 must must MD 43963 71 8 establish establish VB 43963 71 9 the the DT 43963 71 10 order order NN 43963 71 11 of of IN 43963 71 12 succession succession NN 43963 71 13 of of IN 43963 71 14 the the DT 43963 71 15 strata strata NN 43963 71 16 , , , 43963 71 17 for for IN 43963 71 18 a a DT 43963 71 19 correct correct JJ 43963 71 20 chronology chronology NN 43963 71 21 is be VBZ 43963 71 22 of of IN 43963 71 23 paramount paramount JJ 43963 71 24 importance importance NN 43963 71 25 to to IN 43963 71 26 the the DT 43963 71 27 student student NN 43963 71 28 of of IN 43963 71 29 earth earth NN 43963 71 30 - - HYPH 43963 71 31 lore lore NN 43963 71 32 . . . 43963 72 1 The the DT 43963 72 2 precautions precaution NNS 43963 72 3 which which WDT 43963 72 4 must must MD 43963 72 5 be be VB 43963 72 6 taken take VBN 43963 72 7 in in IN 43963 72 8 making make VBG 43963 72 9 out out RP 43963 72 10 the the DT 43963 72 11 order order NN 43963 72 12 of of IN 43963 72 13 deposition deposition NN 43963 72 14 of of IN 43963 72 15 the the DT 43963 72 16 rocks rock NNS 43963 72 17 of of IN 43963 72 18 any any DT 43963 72 19 area area NN 43963 72 20 , , , 43963 72 21 and and CC 43963 72 22 correlating correlate VBG 43963 72 23 those those DT 43963 72 24 of of IN 43963 72 25 one one CD 43963 72 26 area area NN 43963 72 27 with with IN 43963 72 28 those those DT 43963 72 29 of of IN 43963 72 30 another another DT 43963 72 31 will will MD 43963 72 32 be be VB 43963 72 33 considered consider VBN 43963 72 34 in in IN 43963 72 35 the the DT 43963 72 36 body body NN 43963 72 37 of of IN 43963 72 38 the the DT 43963 72 39 work work NN 43963 72 40 . . . 43963 73 1 When when WRB 43963 73 2 this this DT 43963 73 3 task task NN 43963 73 4 is be VBZ 43963 73 5 completed complete VBN 43963 73 6 , , , 43963 73 7 there there EX 43963 73 8 yet yet RB 43963 73 9 remains remain VBZ 43963 73 10 the the DT 43963 73 11 careful careful JJ 43963 73 12 examination examination NN 43963 73 13 of of IN 43963 73 14 all all PDT 43963 73 15 the the DT 43963 73 16 information information NN 43963 73 17 supplied supply VBN 43963 73 18 by by IN 43963 73 19 a a DT 43963 73 20 study study NN 43963 73 21 of of IN 43963 73 22 the the DT 43963 73 23 rocks rock NNS 43963 73 24 of of IN 43963 73 25 the the DT 43963 73 26 crust crust NN 43963 73 27 , , , 43963 73 28 in in IN 43963 73 29 order order NN 43963 73 30 to to TO 43963 73 31 ascertain ascertain VB 43963 73 32 the the DT 43963 73 33 actual actual JJ 43963 73 34 conditions condition NNS 43963 73 35 which which WDT 43963 73 36 existed exist VBD 43963 73 37 during during IN 43963 73 38 the the DT 43963 73 39 deposition deposition NN 43963 73 40 of of IN 43963 73 41 any any DT 43963 73 42 stratum stratum NN 43963 73 43 or or CC 43963 73 44 group group NN 43963 73 45 of of IN 43963 73 46 strata strata NNP 43963 73 47 . . . 43963 74 1 In in IN 43963 74 2 practice practice NN 43963 74 3 , , , 43963 74 4 it -PRON- PRP 43963 74 5 is be VBZ 43963 74 6 generally generally RB 43963 74 7 very very RB 43963 74 8 difficult difficult JJ 43963 74 9 to to TO 43963 74 10 separate separate VB 43963 74 11 these these DT 43963 74 12 two two CD 43963 74 13 departments department NNS 43963 74 14 of of IN 43963 74 15 the the DT 43963 74 16 labour labour NN 43963 74 17 of of IN 43963 74 18 the the DT 43963 74 19 stratigraphical stratigraphical JJ 43963 74 20 geologist geologist NN 43963 74 21 , , , 43963 74 22 and and CC 43963 74 23 the the DT 43963 74 24 two two CD 43963 74 25 kinds kind NNS 43963 74 26 of of IN 43963 74 27 work work NN 43963 74 28 are be VBP 43963 74 29 often often RB 43963 74 30 done do VBN 43963 74 31 to to IN 43963 74 32 a a DT 43963 74 33 large large JJ 43963 74 34 extent extent NN 43963 74 35 simultaneously simultaneously RB 43963 74 36 , , , 43963 74 37 or or CC 43963 74 38 sometimes sometimes RB 43963 74 39 alternately alternately RB 43963 74 40 . . . 43963 75 1 Frequently frequently RB 43963 75 2 the the DT 43963 75 3 general general JJ 43963 75 4 succession succession NN 43963 75 5 of of IN 43963 75 6 the the DT 43963 75 7 deposits deposit NNS 43963 75 8 comprising comprise VBG 43963 75 9 an an DT 43963 75 10 important important JJ 43963 75 11 group group NN 43963 75 12 is be VBZ 43963 75 13 ascertained ascertain VBN 43963 75 14 , , , 43963 75 15 and and CC 43963 75 16 at at IN 43963 75 17 the the DT 43963 75 18 same same JJ 43963 75 19 time time NN 43963 75 20 observations observation NNS 43963 75 21 made make VBN 43963 75 22 concerning concern VBG 43963 75 23 the the DT 43963 75 24 physical physical JJ 43963 75 25 characters character NNS 43963 75 26 of of IN 43963 75 27 the the DT 43963 75 28 deposits deposit NNS 43963 75 29 and and CC 43963 75 30 the the DT 43963 75 31 nature nature NN 43963 75 32 of of IN 43963 75 33 their -PRON- PRP$ 43963 75 34 included include VBN 43963 75 35 organisms organism NNS 43963 75 36 , , , 43963 75 37 which which WDT 43963 75 38 are be VBP 43963 75 39 sufficient sufficient JJ 43963 75 40 to to TO 43963 75 41 afford afford VB 43963 75 42 some some DT 43963 75 43 insight insight NN 43963 75 44 into into IN 43963 75 45 the the DT 43963 75 46 general general JJ 43963 75 47 history history NN 43963 75 48 of of IN 43963 75 49 the the DT 43963 75 50 period period NN 43963 75 51 when when WRB 43963 75 52 these these DT 43963 75 53 deposits deposit NNS 43963 75 54 were be VBD 43963 75 55 laid lay VBN 43963 75 56 down down RP 43963 75 57 ; ; : 43963 75 58 a a DT 43963 75 59 more more RBR 43963 75 60 detailed detailed JJ 43963 75 61 classification classification NN 43963 75 62 of of IN 43963 75 63 the the DT 43963 75 64 same same JJ 43963 75 65 set set NN 43963 75 66 of of IN 43963 75 67 deposits deposit NNS 43963 75 68 may may MD 43963 75 69 be be VB 43963 75 70 subsequently subsequently RB 43963 75 71 made make VBN 43963 75 72 , , , 43963 75 73 and and CC 43963 75 74 as as IN 43963 75 75 the the DT 43963 75 76 result result NN 43963 75 77 of of IN 43963 75 78 this this DT 43963 75 79 , , , 43963 75 80 more more RBR 43963 75 81 minute minute JJ 43963 75 82 observations observation NNS 43963 75 83 as as IN 43963 75 84 to to IN 43963 75 85 the the DT 43963 75 86 variations variation NNS 43963 75 87 in in IN 43963 75 88 the the DT 43963 75 89 physical physical JJ 43963 75 90 and and CC 43963 75 91 biological biological JJ 43963 75 92 conditions condition NNS 43963 75 93 of of IN 43963 75 94 the the DT 43963 75 95 period period NN 43963 75 96 are be VBP 43963 75 97 possible possible JJ 43963 75 98 , , , 43963 75 99 which which WDT 43963 75 100 permit permit VBP 43963 75 101 us -PRON- PRP 43963 75 102 to to TO 43963 75 103 write write VB 43963 75 104 a a DT 43963 75 105 much much RB 43963 75 106 more more JJR 43963 75 107 concise concise JJ 43963 75 108 history history NN 43963 75 109 of of IN 43963 75 110 the the DT 43963 75 111 period period NN 43963 75 112 . . . 43963 76 1 So so RB 43963 76 2 great great JJ 43963 76 3 has have VBZ 43963 76 4 been be VBN 43963 76 5 the the DT 43963 76 6 tendency tendency NN 43963 76 7 to to TO 43963 76 8 carry carry VB 43963 76 9 on on RP 43963 76 10 work work NN 43963 76 11 in in IN 43963 76 12 a a DT 43963 76 13 more more RBR 43963 76 14 and and CC 43963 76 15 more more RBR 43963 76 16 detailed detailed JJ 43963 76 17 manner manner NN 43963 76 18 , , , 43963 76 19 that that IN 43963 76 20 it -PRON- PRP 43963 76 21 is be VBZ 43963 76 22 very very RB 43963 76 23 difficult difficult JJ 43963 76 24 if if IN 43963 76 25 not not RB 43963 76 26 impossible impossible JJ 43963 76 27 to to TO 43963 76 28 tell tell VB 43963 76 29 when when WRB 43963 76 30 any any DT 43963 76 31 approach approach NN 43963 76 32 to to IN 43963 76 33 finality finality NN 43963 76 34 is be VBZ 43963 76 35 reached reach VBN 43963 76 36 in in IN 43963 76 37 the the DT 43963 76 38 study study NN 43963 76 39 of of IN 43963 76 40 a a DT 43963 76 41 group group NN 43963 76 42 of of IN 43963 76 43 strata strata NN 43963 76 44 in in IN 43963 76 45 any any DT 43963 76 46 area area NN 43963 76 47 . . . 43963 77 1 Roughly roughly RB 43963 77 2 speaking speak VBG 43963 77 3 , , , 43963 77 4 we -PRON- PRP 43963 77 5 may may MD 43963 77 6 state state VB 43963 77 7 that that IN 43963 77 8 our -PRON- PRP$ 43963 77 9 knowledge knowledge NN 43963 77 10 of of IN 43963 77 11 a a DT 43963 77 12 group group NN 43963 77 13 of of IN 43963 77 14 strata strata NN 43963 77 15 is be VBZ 43963 77 16 obtained obtain VBN 43963 77 17 by by IN 43963 77 18 three three CD 43963 77 19 processes process NNS 43963 77 20 , , , 43963 77 21 or or CC 43963 77 22 rather rather RB 43963 77 23 modifications modification NNS 43963 77 24 of of IN 43963 77 25 one one CD 43963 77 26 process process NN 43963 77 27 . . . 43963 78 1 The the DT 43963 78 2 general general JJ 43963 78 3 order order NN 43963 78 4 of of IN 43963 78 5 succession succession NN 43963 78 6 is be VBZ 43963 78 7 established establish VBN 43963 78 8 by by IN 43963 78 9 the the DT 43963 78 10 pioneer pioneer NN 43963 78 11 , , , 43963 78 12 frequently frequently RB 43963 78 13 as as IN 43963 78 14 the the DT 43963 78 15 result result NN 43963 78 16 of of IN 43963 78 17 work work NN 43963 78 18 carried carry VBN 43963 78 19 on on RB 43963 78 20 through through IN 43963 78 21 one one CD 43963 78 22 or or CC 43963 78 23 two two CD 43963 78 24 seasons season NNS 43963 78 25 . . . 43963 79 1 Subsequently subsequently RB 43963 79 2 to to IN 43963 79 3 this this DT 43963 79 4 , , , 43963 79 5 a a DT 43963 79 6 more more RBR 43963 79 7 minute minute JJ 43963 79 8 subdivision subdivision NN 43963 79 9 of of IN 43963 79 10 the the DT 43963 79 11 rocks rock NNS 43963 79 12 is be VBZ 43963 79 13 possible possible JJ 43963 79 14 as as IN 43963 79 15 the the DT 43963 79 16 result result NN 43963 79 17 of of IN 43963 79 18 labours labour NNS 43963 79 19 conducted conduct VBN 43963 79 20 by by IN 43963 79 21 one one CD 43963 79 22 or or CC 43963 79 23 more more JJR 43963 79 24 workers worker NNS 43963 79 25 who who WP 43963 79 26 are be VBP 43963 79 27 enabled enable VBN 43963 79 28 to to TO 43963 79 29 avail avail VB 43963 79 30 themselves -PRON- PRP 43963 79 31 of of IN 43963 79 32 the the DT 43963 79 33 work work NN 43963 79 34 of of IN 43963 79 35 the the DT 43963 79 36 pioneer pioneer NN 43963 79 37 , , , 43963 79 38 and and CC 43963 79 39 our -PRON- PRP$ 43963 79 40 knowledge knowledge NN 43963 79 41 of of IN 43963 79 42 the the DT 43963 79 43 rocks rock NNS 43963 79 44 is be VBZ 43963 79 45 largely largely RB 43963 79 46 increased increase VBN 43963 79 47 thereby thereby RB 43963 79 48 . . . 43963 80 1 But but CC 43963 80 2 the the DT 43963 80 3 minutiæ minutiæ NNS 43963 80 4 , , , 43963 80 5 often often RB 43963 80 6 of of IN 43963 80 7 prime prime JJ 43963 80 8 importance importance NN 43963 80 9 , , , 43963 80 10 are be VBP 43963 80 11 supplied supply VBN 43963 80 12 by by IN 43963 80 13 workers worker NNS 43963 80 14 who who WP 43963 80 15 must must MD 43963 80 16 spend spend VB 43963 80 17 a a DT 43963 80 18 large large JJ 43963 80 19 portion portion NN 43963 80 20 of of IN 43963 80 21 their -PRON- PRP$ 43963 80 22 time time NN 43963 80 23 in in IN 43963 80 24 the the DT 43963 80 25 area area NN 43963 80 26 where where WRB 43963 80 27 the the DT 43963 80 28 work work NN 43963 80 29 lies lie VBZ 43963 80 30 , , , 43963 80 31 and and CC 43963 80 32 it -PRON- PRP 43963 80 33 is be VBZ 43963 80 34 only only RB 43963 80 35 in in IN 43963 80 36 districts district NNS 43963 80 37 where where WRB 43963 80 38 work work NN 43963 80 39 of of IN 43963 80 40 this this DT 43963 80 41 character character NN 43963 80 42 has have VBZ 43963 80 43 been be VBN 43963 80 44 performed perform VBN 43963 80 45 , , , 43963 80 46 that that IN 43963 80 47 our -PRON- PRP$ 43963 80 48 knowledge knowledge NN 43963 80 49 of of IN 43963 80 50 the the DT 43963 80 51 strata strata NN 43963 80 52 approaches approach VBZ 43963 80 53 completion completion NN 43963 80 54 . . . 43963 81 1 The the DT 43963 81 2 strata strata NN 43963 81 3 of of IN 43963 81 4 the the DT 43963 81 5 Arctic Arctic NNP 43963 81 6 regions region NNS 43963 81 7 , , , 43963 81 8 for for IN 43963 81 9 example example NN 43963 81 10 , , , 43963 81 11 have have VBP 43963 81 12 in in IN 43963 81 13 many many JJ 43963 81 14 places place NNS 43963 81 15 been be VBN 43963 81 16 examined examine VBN 43963 81 17 by by IN 43963 81 18 pioneers pioneer NNS 43963 81 19 , , , 43963 81 20 but but CC 43963 81 21 a a DT 43963 81 22 great great JJ 43963 81 23 deal deal NN 43963 81 24 remains remain VBZ 43963 81 25 to to TO 43963 81 26 be be VB 43963 81 27 done do VBN 43963 81 28 in in IN 43963 81 29 those those DT 43963 81 30 regions region NNS 43963 81 31 ; ; : 43963 81 32 the the DT 43963 81 33 main main JJ 43963 81 34 subdivisions subdivision NNS 43963 81 35 only only RB 43963 81 36 have have VBP 43963 81 37 been be VBN 43963 81 38 defined define VBN 43963 81 39 in in IN 43963 81 40 many many JJ 43963 81 41 cases case NNS 43963 81 42 , , , 43963 81 43 and and CC 43963 81 44 our -PRON- PRP$ 43963 81 45 information information NN 43963 81 46 concerning concern VBG 43963 81 47 the the DT 43963 81 48 physical physical JJ 43963 81 49 history history NN 43963 81 50 of of IN 43963 81 51 Arctic Arctic NNP 43963 81 52 regions region NNS 43963 81 53 in in IN 43963 81 54 past past JJ 43963 81 55 times time NNS 43963 81 56 is be VBZ 43963 81 57 comparatively comparatively RB 43963 81 58 meagre meagre JJ 43963 81 59 . . . 43963 82 1 To to TO 43963 82 2 come come VB 43963 82 3 nearer nearer RB 43963 82 4 home home RB 43963 82 5 -- -- : 43963 82 6 a a DT 43963 82 7 few few JJ 43963 82 8 miles mile NNS 43963 82 9 north north RB 43963 82 10 of of IN 43963 82 11 Cambridge Cambridge NNP 43963 82 12 lies lie VBZ 43963 82 13 the the DT 43963 82 14 little little JJ 43963 82 15 patch patch NN 43963 82 16 of of IN 43963 82 17 Corallian corallian JJ 43963 82 18 rock rock NN 43963 82 19 at at IN 43963 82 20 Upware Upware NNP 43963 82 21 ; ; : 43963 82 22 it -PRON- PRP 43963 82 23 has have VBZ 43963 82 24 been be VBN 43963 82 25 frequently frequently RB 43963 82 26 visited visit VBN 43963 82 27 , , , 43963 82 28 and and CC 43963 82 29 a a DT 43963 82 30 large large JJ 43963 82 31 suite suite NN 43963 82 32 of of IN 43963 82 33 organic organic JJ 43963 82 34 remains remain NNS 43963 82 35 extracted extract VBN 43963 82 36 from from IN 43963 82 37 it -PRON- PRP 43963 82 38 , , , 43963 82 39 but but CC 43963 82 40 no no DT 43963 82 41 one one NN 43963 82 42 has have VBZ 43963 82 43 devoted devote VBN 43963 82 44 the the DT 43963 82 45 time time NN 43963 82 46 to to IN 43963 82 47 the the DT 43963 82 48 collection collection NN 43963 82 49 of of IN 43963 82 50 remains remain NNS 43963 82 51 from from IN 43963 82 52 this this DT 43963 82 53 deposit deposit NN 43963 82 54 which which WDT 43963 82 55 has have VBZ 43963 82 56 been be VBN 43963 82 57 devoted devote VBN 43963 82 58 to to IN 43963 82 59 that that DT 43963 82 60 of of IN 43963 82 61 some some DT 43963 82 62 other other JJ 43963 82 63 formations formation NNS 43963 82 64 presently presently RB 43963 82 65 to to TO 43963 82 66 be be VB 43963 82 67 mentioned mention VBN 43963 82 68 , , , 43963 82 69 and and CC 43963 82 70 accordingly accordingly RB 43963 82 71 our -PRON- PRP$ 43963 82 72 knowledge knowledge NN 43963 82 73 of of IN 43963 82 74 the the DT 43963 82 75 fauna fauna NNS 43963 82 76 of of IN 43963 82 77 that that DT 43963 82 78 deposit deposit NN 43963 82 79 is be VBZ 43963 82 80 far far RB 43963 82 81 from from IN 43963 82 82 complete complete JJ 43963 82 83 . . . 43963 83 1 Contrast contrast NN 43963 83 2 with with IN 43963 83 3 this this DT 43963 83 4 the the DT 43963 83 5 information information NN 43963 83 6 we -PRON- PRP 43963 83 7 possess possess VBP 43963 83 8 of of IN 43963 83 9 the the DT 43963 83 10 little little JJ 43963 83 11 seam seam NN 43963 83 12 known know VBN 43963 83 13 as as IN 43963 83 14 the the DT 43963 83 15 Cambridge Cambridge NNP 43963 83 16 Greensand Greensand NNP 43963 83 17 , , , 43963 83 18 from from IN 43963 83 19 which which WDT 43963 83 20 organic organic JJ 43963 83 21 remains remain NNS 43963 83 22 have have VBP 43963 83 23 been be VBN 43963 83 24 sedulously sedulously RB 43963 83 25 collected collect VBN 43963 83 26 during during IN 43963 83 27 the the DT 43963 83 28 extensive extensive JJ 43963 83 29 operations operation NNS 43963 83 30 which which WDT 43963 83 31 have have VBP 43963 83 32 been be VBN 43963 83 33 carried carry VBN 43963 83 34 on on RP 43963 83 35 for for IN 43963 83 36 the the DT 43963 83 37 extraction extraction NN 43963 83 38 of of IN 43963 83 39 the the DT 43963 83 40 phosphatic phosphatic JJ 43963 83 41 nodules nodule NNS 43963 83 42 which which WDT 43963 83 43 occur occur VBP 43963 83 44 in in IN 43963 83 45 the the DT 43963 83 46 seam seam NN 43963 83 47 . . . 43963 84 1 The the DT 43963 84 2 suite suite NN 43963 84 3 of of IN 43963 84 4 relics relic NNS 43963 84 5 of of IN 43963 84 6 the the DT 43963 84 7 organisms organism NNS 43963 84 8 of of IN 43963 84 9 that that DT 43963 84 10 period period NN 43963 84 11 is be VBZ 43963 84 12 accordingly accordingly RB 43963 84 13 far far RB 43963 84 14 more more RBR 43963 84 15 perfect perfect JJ 43963 84 16 than than IN 43963 84 17 in in IN 43963 84 18 the the DT 43963 84 19 case case NN 43963 84 20 of of IN 43963 84 21 many many JJ 43963 84 22 other other JJ 43963 84 23 beds bed NNS 43963 84 24 , , , 43963 84 25 and and CC 43963 84 26 indeed indeed RB 43963 84 27 the the DT 43963 84 28 large large JJ 43963 84 29 and and CC 43963 84 30 varied varied JJ 43963 84 31 collection collection NN 43963 84 32 of of IN 43963 84 33 relics relic NNS 43963 84 34 of of IN 43963 84 35 the the DT 43963 84 36 vertebrata vertebrata NN 43963 84 37 of of IN 43963 84 38 the the DT 43963 84 39 period period NN 43963 84 40 which which WDT 43963 84 41 furnish furnish VBP 43963 84 42 much much JJ 43963 84 43 information information NN 43963 84 44 of of IN 43963 84 45 value value NN 43963 84 46 to to IN 43963 84 47 the the DT 43963 84 48 palæontologist palæontologist NN 43963 84 49 would would MD 43963 84 50 not not RB 43963 84 51 have have VB 43963 84 52 been be VBN 43963 84 53 gathered gather VBN 43963 84 54 together together RB 43963 84 55 , , , 43963 84 56 had have VBD 43963 84 57 not not RB 43963 84 58 this this DT 43963 84 59 seam seam NN 43963 84 60 been be VBN 43963 84 61 so so RB 43963 84 62 carefully carefully RB 43963 84 63 worked work VBN 43963 84 64 , , , 43963 84 65 and and CC 43963 84 66 an an DT 43963 84 67 important important JJ 43963 84 68 paragraph paragraph NN 43963 84 69 in in IN 43963 84 70 the the DT 43963 84 71 chapter chapter NN 43963 84 72 bearing bear VBG 43963 84 73 on on IN 43963 84 74 the the DT 43963 84 75 history history NN 43963 84 76 of of IN 43963 84 77 this this DT 43963 84 78 period period NN 43963 84 79 would would MD 43963 84 80 have have VB 43963 84 81 remained remain VBN 43963 84 82 unknown unknown JJ 43963 84 83 to to IN 43963 84 84 us -PRON- PRP 43963 84 85 . . . 43963 85 1 Again again RB 43963 85 2 , , , 43963 85 3 two two CD 43963 85 4 little little JJ 43963 85 5 patches patch NNS 43963 85 6 of of IN 43963 85 7 limestone limestone NN 43963 85 8 of of IN 43963 85 9 the the DT 43963 85 10 same same JJ 43963 85 11 age age NN 43963 85 12 , , , 43963 85 13 one one CD 43963 85 14 in in IN 43963 85 15 central central JJ 43963 85 16 England England NNP 43963 85 17 and and CC 43963 85 18 the the DT 43963 85 19 other other JJ 43963 85 20 in in IN 43963 85 21 the the DT 43963 85 22 island island NN 43963 85 23 of of IN 43963 85 24 Gothland Gothland NNP 43963 85 25 , , , 43963 85 26 have have VBP 43963 85 27 been be VBN 43963 85 28 the the DT 43963 85 29 objects object NNS 43963 85 30 of of IN 43963 85 31 sedulous sedulous JJ 43963 85 32 inquiry inquiry NN 43963 85 33 by by IN 43963 85 34 local local JJ 43963 85 35 observers observer NNS 43963 85 36 , , , 43963 85 37 and and CC 43963 85 38 we -PRON- PRP 43963 85 39 find find VBP 43963 85 40 again again RB 43963 85 41 that that IN 43963 85 42 our -PRON- PRP$ 43963 85 43 knowledge knowledge NN 43963 85 44 of of IN 43963 85 45 the the DT 43963 85 46 physical physical JJ 43963 85 47 history history NN 43963 85 48 of of IN 43963 85 49 the the DT 43963 85 50 period period NN 43963 85 51 , , , 43963 85 52 as as IN 43963 85 53 regards regard VBZ 43963 85 54 these these DT 43963 85 55 two two CD 43963 85 56 regions region NNS 43963 85 57 , , , 43963 85 58 is be VBZ 43963 85 59 exceptionally exceptionally RB 43963 85 60 perfect perfect JJ 43963 85 61 . . . 43963 86 1 Special special JJ 43963 86 2 stress stress NN 43963 86 3 is be VBZ 43963 86 4 laid lay VBN 43963 86 5 upon upon IN 43963 86 6 this this DT 43963 86 7 point point NN 43963 86 8 , , , 43963 86 9 for for IN 43963 86 10 in in IN 43963 86 11 these these DT 43963 86 12 days day NNS 43963 86 13 , , , 43963 86 14 when when WRB 43963 86 15 every every DT 43963 86 16 county county NN 43963 86 17 possesses possess VBZ 43963 86 18 its -PRON- PRP$ 43963 86 19 learned learn VBN 43963 86 20 societies society NNS 43963 86 21 whose whose WP$ 43963 86 22 members member NNS 43963 86 23 are be VBP 43963 86 24 desirous desirous JJ 43963 86 25 of of IN 43963 86 26 advancing advance VBG 43963 86 27 in in IN 43963 86 28 every every DT 43963 86 29 possible possible JJ 43963 86 30 way way NN 43963 86 31 the the DT 43963 86 32 progress progress NN 43963 86 33 of of IN 43963 86 34 science science NN 43963 86 35 , , , 43963 86 36 it -PRON- PRP 43963 86 37 is be VBZ 43963 86 38 well well JJ 43963 86 39 to to TO 43963 86 40 insist insist VB 43963 86 41 upon upon IN 43963 86 42 the the DT 43963 86 43 importance importance NN 43963 86 44 of of IN 43963 86 45 this this DT 43963 86 46 detailed detailed JJ 43963 86 47 work work NN 43963 86 48 which which WDT 43963 86 49 can can MD 43963 86 50 only only RB 43963 86 51 be be VB 43963 86 52 done do VBN 43963 86 53 by by IN 43963 86 54 those those DT 43963 86 55 who who WP 43963 86 56 have have VBP 43963 86 57 a a DT 43963 86 58 large large JJ 43963 86 59 amount amount NN 43963 86 60 of of IN 43963 86 61 time time NN 43963 86 62 to to TO 43963 86 63 devote devote VB 43963 86 64 to to IN 43963 86 65 the the DT 43963 86 66 rigorous rigorous JJ 43963 86 67 examination examination NN 43963 86 68 of of IN 43963 86 69 the the DT 43963 86 70 rocks rock NNS 43963 86 71 of of IN 43963 86 72 a a DT 43963 86 73 limited limited JJ 43963 86 74 area area NN 43963 86 75 . . . 43963 87 1 CHAPTER CHAPTER NNP 43963 87 2 II II NNP 43963 87 3 . . . 43963 88 1 ACCOUNT account NN 43963 88 2 OF of IN 43963 88 3 THE the DT 43963 88 4 GROWTH GROWTH NNPS 43963 88 5 AND and CC 43963 88 6 PROGRESS progress NN 43963 88 7 OF of IN 43963 88 8 STRATIGRAPHICAL stratigraphical JJ 43963 88 9 GEOLOGY GEOLOGY NNP 43963 88 10 . . . 43963 89 1 The the DT 43963 89 2 history history NN 43963 89 3 of of IN 43963 89 4 the the DT 43963 89 5 growth growth NN 43963 89 6 of of IN 43963 89 7 a a DT 43963 89 8 science science NN 43963 89 9 is be VBZ 43963 89 10 not not RB 43963 89 11 always always RB 43963 89 12 treated treat VBN 43963 89 13 as as IN 43963 89 14 an an DT 43963 89 15 essential essential JJ 43963 89 16 part part NN 43963 89 17 of of IN 43963 89 18 our -PRON- PRP$ 43963 89 19 knowledge knowledge NN 43963 89 20 of of IN 43963 89 21 that that DT 43963 89 22 science science NN 43963 89 23 , , , 43963 89 24 and and CC 43963 89 25 many many JJ 43963 89 26 text text NN 43963 89 27 - - HYPH 43963 89 28 books book NNS 43963 89 29 barely barely RB 43963 89 30 allude allude VB 43963 89 31 to to IN 43963 89 32 the the DT 43963 89 33 past past JJ 43963 89 34 progress progress NN 43963 89 35 of of IN 43963 89 36 the the DT 43963 89 37 science science NN 43963 89 38 with with IN 43963 89 39 which which WDT 43963 89 40 they -PRON- PRP 43963 89 41 deal deal VBP 43963 89 42 . . . 43963 90 1 The the DT 43963 90 2 importance importance NN 43963 90 3 of of IN 43963 90 4 a a DT 43963 90 5 review review NN 43963 90 6 of of IN 43963 90 7 past past JJ 43963 90 8 progress progress NN 43963 90 9 has have VBZ 43963 90 10 , , , 43963 90 11 however however RB 43963 90 12 , , , 43963 90 13 attracted attract VBD 43963 90 14 the the DT 43963 90 15 attention attention NN 43963 90 16 of of IN 43963 90 17 many many JJ 43963 90 18 geologists geologist NNS 43963 90 19 , , , 43963 90 20 and and CC 43963 90 21 Sir Sir NNP 43963 90 22 Charles Charles NNP 43963 90 23 Lyell Lyell NNP 43963 90 24 , , , 43963 90 25 in in IN 43963 90 26 his -PRON- PRP$ 43963 90 27 _ _ NNP 43963 90 28 Principles Principles NNPS 43963 90 29 of of IN 43963 90 30 Geology Geology NNP 43963 90 31 _ _ NNP 43963 90 32 , , , 43963 90 33 gave give VBD 43963 90 34 prominence prominence NN 43963 90 35 to to IN 43963 90 36 an an DT 43963 90 37 historical historical JJ 43963 90 38 sketch sketch NN 43963 90 39 of of IN 43963 90 40 the the DT 43963 90 41 rise rise NN 43963 90 42 and and CC 43963 90 43 progress progress NN 43963 90 44 of of IN 43963 90 45 the the DT 43963 90 46 science science NN 43963 90 47 . . . 43963 91 1 Historical historical JJ 43963 91 2 studies study NNS 43963 91 3 of of IN 43963 91 4 this this DT 43963 91 5 nature nature NN 43963 91 6 have have VBP 43963 91 7 more more JJR 43963 91 8 than than IN 43963 91 9 an an DT 43963 91 10 academic academic JJ 43963 91 11 value value NN 43963 91 12 ; ; : 43963 91 13 the the DT 43963 91 14 very very JJ 43963 91 15 errors error NNS 43963 91 16 made make VBN 43963 91 17 by by IN 43963 91 18 men man NNS 43963 91 19 in in IN 43963 91 20 past past JJ 43963 91 21 times time NNS 43963 91 22 are be VBP 43963 91 23 useful useful JJ 43963 91 24 as as IN 43963 91 25 warnings warning NNS 43963 91 26 to to TO 43963 91 27 prevent prevent VB 43963 91 28 those those DT 43963 91 29 of of IN 43963 91 30 the the DT 43963 91 31 present present JJ 43963 91 32 day day NN 43963 91 33 from from IN 43963 91 34 going go VBG 43963 91 35 astray astray RB 43963 91 36 ; ; : 43963 91 37 the the DT 43963 91 38 lines line NNS 43963 91 39 along along IN 43963 91 40 which which WDT 43963 91 41 a a DT 43963 91 42 science science NN 43963 91 43 has have VBZ 43963 91 44 progressed progress VBN 43963 91 45 in in IN 43963 91 46 the the DT 43963 91 47 past past NN 43963 91 48 may may MD 43963 91 49 often often RB 43963 91 50 be be VB 43963 91 51 used use VBN 43963 91 52 as as IN 43963 91 53 guides guide NNS 43963 91 54 to to TO 43963 91 55 indicate indicate VB 43963 91 56 how how WRB 43963 91 57 work work NN 43963 91 58 is be VBZ 43963 91 59 to to TO 43963 91 60 be be VB 43963 91 61 conducted conduct VBN 43963 91 62 in in IN 43963 91 63 the the DT 43963 91 64 future future NN 43963 91 65 ; ; : 43963 91 66 but but CC 43963 91 67 perhaps perhaps RB 43963 91 68 the the DT 43963 91 69 greatest great JJS 43963 91 70 lesson lesson NN 43963 91 71 which which WDT 43963 91 72 is be VBZ 43963 91 73 taught teach VBN 43963 91 74 by by IN 43963 91 75 a a DT 43963 91 76 careful careful JJ 43963 91 77 consideration consideration NN 43963 91 78 of of IN 43963 91 79 the the DT 43963 91 80 rise rise NN 43963 91 81 and and CC 43963 91 82 progress progress NN 43963 91 83 of of IN 43963 91 84 a a DT 43963 91 85 study study NN 43963 91 86 is be VBZ 43963 91 87 one one CD 43963 91 88 which which WDT 43963 91 89 has have VBZ 43963 91 90 a a DT 43963 91 91 moral moral JJ 43963 91 92 value value NN 43963 91 93 , , , 43963 91 94 for for IN 43963 91 95 he -PRON- PRP 43963 91 96 who who WP 43963 91 97 pays pay VBZ 43963 91 98 attention attention NN 43963 91 99 to to IN 43963 91 100 the the DT 43963 91 101 growth growth NN 43963 91 102 of of IN 43963 91 103 his -PRON- PRP$ 43963 91 104 science science NN 43963 91 105 in in IN 43963 91 106 past past JJ 43963 91 107 times time NNS 43963 91 108 , , , 43963 91 109 gains gain VBZ 43963 91 110 a a DT 43963 91 111 reverence reverence NN 43963 91 112 for for IN 43963 91 113 the the DT 43963 91 114 old old JJ 43963 91 115 masters master NNS 43963 91 116 , , , 43963 91 117 and and CC 43963 91 118 at at IN 43963 91 119 the the DT 43963 91 120 same same JJ 43963 91 121 time time NN 43963 91 122 learns learn VBZ 43963 91 123 that that IN 43963 91 124 a a DT 43963 91 125 slavish slavish JJ 43963 91 126 regard regard NN 43963 91 127 for for IN 43963 91 128 authority authority NN 43963 91 129 is be VBZ 43963 91 130 a a DT 43963 91 131 dangerous dangerous JJ 43963 91 132 thing thing NN 43963 91 133 . . . 43963 92 1 This this DT 43963 92 2 is be VBZ 43963 92 3 a a DT 43963 92 4 lesson lesson NN 43963 92 5 which which WDT 43963 92 6 is be VBZ 43963 92 7 of of IN 43963 92 8 the the DT 43963 92 9 utmost utmost JJ 43963 92 10 importance importance NN 43963 92 11 to to IN 43963 92 12 the the DT 43963 92 13 student student NN 43963 92 14 who who WP 43963 92 15 wishes wish VBZ 43963 92 16 to to TO 43963 92 17 advance advance VB 43963 92 18 his -PRON- PRP$ 43963 92 19 science science NN 43963 92 20 , , , 43963 92 21 and and CC 43963 92 22 will will MD 43963 92 23 prevent prevent VB 43963 92 24 him -PRON- PRP 43963 92 25 from from IN 43963 92 26 paying pay VBG 43963 92 27 too too RB 43963 92 28 little little JJ 43963 92 29 attention attention NN 43963 92 30 to to IN 43963 92 31 the the DT 43963 92 32 work work NN 43963 92 33 of of IN 43963 92 34 those those DT 43963 92 35 who who WP 43963 92 36 have have VBP 43963 92 37 gone go VBN 43963 92 38 before before IN 43963 92 39 him -PRON- PRP 43963 92 40 , , , 43963 92 41 whilst whilst IN 43963 92 42 it -PRON- PRP 43963 92 43 will will MD 43963 92 44 enable enable VB 43963 92 45 him -PRON- PRP 43963 92 46 to to TO 43963 92 47 perceive perceive VB 43963 92 48 that that IN 43963 92 49 as as IN 43963 92 50 great great JJ 43963 92 51 men man NNS 43963 92 52 have have VBP 43963 92 53 fallen fall VBN 43963 92 54 into into IN 43963 92 55 error error NN 43963 92 56 through through IN 43963 92 57 not not RB 43963 92 58 having have VBG 43963 92 59 sufficient sufficient JJ 43963 92 60 data datum NNS 43963 92 61 at at IN 43963 92 62 their -PRON- PRP$ 43963 92 63 disposal disposal NN 43963 92 64 , , , 43963 92 65 he -PRON- PRP 43963 92 66 need nee MD 43963 92 67 not not RB 43963 92 68 be be VB 43963 92 69 unduly unduly RB 43963 92 70 troubled troubled JJ 43963 92 71 should should MD 43963 92 72 he -PRON- PRP 43963 92 73 find find VB 43963 92 74 that that IN 43963 92 75 conclusions conclusion NNS 43963 92 76 which which WDT 43963 92 77 he -PRON- PRP 43963 92 78 has have VBZ 43963 92 79 lawfully lawfully RB 43963 92 80 attained attain VBN 43963 92 81 after after IN 43963 92 82 consideration consideration NN 43963 92 83 of of IN 43963 92 84 evidence evidence NN 43963 92 85 unknown unknown JJ 43963 92 86 to to IN 43963 92 87 his -PRON- PRP$ 43963 92 88 predecessors predecessor NNS 43963 92 89 clash clash VB 43963 92 90 with with IN 43963 92 91 those those DT 43963 92 92 which which WDT 43963 92 93 they -PRON- PRP 43963 92 94 adopted adopt VBD 43963 92 95 . . . 43963 93 1 Want want VBP 43963 93 2 of of IN 43963 93 3 this this DT 43963 93 4 historic historic JJ 43963 93 5 knowledge knowledge NN 43963 93 6 has have VBZ 43963 93 7 no no RB 43963 93 8 doubt doubt RB 43963 93 9 caused cause VBN 43963 93 10 many many JJ 43963 93 11 workers worker NNS 43963 93 12 to to TO 43963 93 13 waste waste VB 43963 93 14 their -PRON- PRP$ 43963 93 15 time time NN 43963 93 16 on on IN 43963 93 17 work work NN 43963 93 18 which which WDT 43963 93 19 has have VBZ 43963 93 20 already already RB 43963 93 21 been be VBN 43963 93 22 performed perform VBN 43963 93 23 , , , 43963 93 24 but but CC 43963 93 25 it -PRON- PRP 43963 93 26 has have VBZ 43963 93 27 also also RB 43963 93 28 led lead VBN 43963 93 29 others other NNS 43963 93 30 to to TO 43963 93 31 withhold withhold VB 43963 93 32 important important JJ 43963 93 33 conclusions conclusion NNS 43963 93 34 from from IN 43963 93 35 their -PRON- PRP$ 43963 93 36 fellow fellow NN 43963 93 37 - - HYPH 43963 93 38 workers worker NNS 43963 93 39 because because IN 43963 93 40 they -PRON- PRP 43963 93 41 were be VBD 43963 93 42 supposed suppose VBN 43963 93 43 to to TO 43963 93 44 be be VB 43963 93 45 heterodox heterodox JJ 43963 93 46 . . . 43963 94 1 In in IN 43963 94 2 an an DT 43963 94 3 uncertain uncertain JJ 43963 94 4 science science NN 43963 94 5 like like IN 43963 94 6 geology geology NN 43963 94 7 one one CD 43963 94 8 of of IN 43963 94 9 the the DT 43963 94 10 great great JJ 43963 94 11 difficulties difficulty NNS 43963 94 12 is be VBZ 43963 94 13 to to TO 43963 94 14 keep keep VB 43963 94 15 an an DT 43963 94 16 even even JJ 43963 94 17 balance balance NN 43963 94 18 between between IN 43963 94 19 contempt contempt NN 43963 94 20 and and CC 43963 94 21 undue undue JJ 43963 94 22 respect respect NN 43963 94 23 for for IN 43963 94 24 authority authority NN 43963 94 25 , , , 43963 94 26 and and CC 43963 94 27 assuredly assuredly RB 43963 94 28 a a DT 43963 94 29 scientific scientific JJ 43963 94 30 study study NN 43963 94 31 of of IN 43963 94 32 the the DT 43963 94 33 past past JJ 43963 94 34 history history NN 43963 94 35 of of IN 43963 94 36 a a DT 43963 94 37 science science NN 43963 94 38 will will MD 43963 94 39 do do VB 43963 94 40 much much JJ 43963 94 41 to to TO 43963 94 42 enable enable VB 43963 94 43 a a DT 43963 94 44 student student NN 43963 94 45 to to TO 43963 94 46 attain attain VB 43963 94 47 this this DT 43963 94 48 end end NN 43963 94 49 . . . 43963 95 1 It -PRON- PRP 43963 95 2 will will MD 43963 95 3 be be VB 43963 95 4 useful useful JJ 43963 95 5 , , , 43963 95 6 therefore therefore RB 43963 95 7 , , , 43963 95 8 at at IN 43963 95 9 this this DT 43963 95 10 point point NN 43963 95 11 to to TO 43963 95 12 give give VB 43963 95 13 a a DT 43963 95 14 brief brief JJ 43963 95 15 account account NN 43963 95 16 of of IN 43963 95 17 the the DT 43963 95 18 rise rise NN 43963 95 19 and and CC 43963 95 20 progress progress NN 43963 95 21 of of IN 43963 95 22 the the DT 43963 95 23 study study NN 43963 95 24 of of IN 43963 95 25 stratigraphical stratigraphical JJ 43963 95 26 geology geology NN 43963 95 27 , , , 43963 95 28 so so RB 43963 95 29 far far RB 43963 95 30 as as IN 43963 95 31 that that DT 43963 95 32 can can MD 43963 95 33 be be VB 43963 95 34 done do VBN 43963 95 35 without without IN 43963 95 36 entering enter VBG 43963 95 37 into into IN 43963 95 38 technical technical JJ 43963 95 39 details detail NNS 43963 95 40 , , , 43963 95 41 at at IN 43963 95 42 the the DT 43963 95 43 same same JJ 43963 95 44 time time NN 43963 95 45 recommending recommend VBG 43963 95 46 the the DT 43963 95 47 student student NN 43963 95 48 to to TO 43963 95 49 survey survey VB 43963 95 50 the the DT 43963 95 51 progress progress NN 43963 95 52 of of IN 43963 95 53 this this DT 43963 95 54 branch branch NN 43963 95 55 of of IN 43963 95 56 our -PRON- PRP$ 43963 95 57 science science NN 43963 95 58 for for IN 43963 95 59 himself -PRON- PRP 43963 95 60 , , , 43963 95 61 after after IN 43963 95 62 he -PRON- PRP 43963 95 63 has have VBZ 43963 95 64 mastered master VBN 43963 95 65 the the DT 43963 95 66 principles principle NNS 43963 95 67 of of IN 43963 95 68 the the DT 43963 95 69 subject subject NN 43963 95 70 , , , 43963 95 71 and and CC 43963 95 72 such such JJ 43963 95 73 details detail NNS 43963 95 74 as as IN 43963 95 75 are be VBP 43963 95 76 the the DT 43963 95 77 property property NN 43963 95 78 of of IN 43963 95 79 all all DT 43963 95 80 who who WP 43963 95 81 have have VBP 43963 95 82 studied study VBN 43963 95 83 the the DT 43963 95 84 science science NN 43963 95 85 from from IN 43963 95 86 the the DT 43963 95 87 various various JJ 43963 95 88 text text NN 43963 95 89 - - HYPH 43963 95 90 books book NNS 43963 95 91 written write VBN 43963 95 92 for for IN 43963 95 93 advanced advanced JJ 43963 95 94 students student NNS 43963 95 95 . . . 43963 96 1 William William NNP 43963 96 2 Smith Smith NNP 43963 96 3 , , , 43963 96 4 the the DT 43963 96 5 ' ' `` 43963 96 6 Father Father NNP 43963 96 7 of of IN 43963 96 8 English English NNP 43963 96 9 Geology Geology NNP 43963 96 10 , , , 43963 96 11 ' ' '' 43963 96 12 is be VBZ 43963 96 13 rightly rightly RB 43963 96 14 regarded regard VBN 43963 96 15 as as IN 43963 96 16 the the DT 43963 96 17 founder founder NN 43963 96 18 of of IN 43963 96 19 stratigraphical stratigraphical JJ 43963 96 20 geology geology NN 43963 96 21 on on IN 43963 96 22 a a DT 43963 96 23 true true JJ 43963 96 24 scientific scientific JJ 43963 96 25 basis basis NN 43963 96 26 , , , 43963 96 27 but but CC 43963 96 28 like like IN 43963 96 29 all all DT 43963 96 30 great great JJ 43963 96 31 discoverers discoverer NNS 43963 96 32 , , , 43963 96 33 his -PRON- PRP$ 43963 96 34 work work NN 43963 96 35 was be VBD 43963 96 36 foreshadowed foreshadow VBN 43963 96 37 by by IN 43963 96 38 others other NNS 43963 96 39 , , , 43963 96 40 though though RB 43963 96 41 so so RB 43963 96 42 dimly dimly RB 43963 96 43 , , , 43963 96 44 that that IN 43963 96 45 this this DT 43963 96 46 does do VBZ 43963 96 47 not not RB 43963 96 48 and and CC 43963 96 49 can can MD 43963 96 50 not not RB 43963 96 51 detract detract VB 43963 96 52 from from IN 43963 96 53 his -PRON- PRP$ 43963 96 54 fame fame NN 43963 96 55 . . . 43963 97 1 It -PRON- PRP 43963 97 2 is be VBZ 43963 97 3 desirable desirable JJ 43963 97 4 , , , 43963 97 5 however however RB 43963 97 6 , , , 43963 97 7 to to TO 43963 97 8 begin begin VB 43963 97 9 our -PRON- PRP$ 43963 97 10 historical historical JJ 43963 97 11 review review NN 43963 97 12 at at IN 43963 97 13 a a DT 43963 97 14 time time NN 43963 97 15 somewhat somewhat RB 43963 97 16 further further RB 43963 97 17 back back RB 43963 97 18 than than IN 43963 97 19 that that DT 43963 97 20 at at IN 43963 97 21 which which WDT 43963 97 22 Smith Smith NNP 43963 97 23 gave give VBD 43963 97 24 to to IN 43963 97 25 the the DT 43963 97 26 world world NN 43963 97 27 his -PRON- PRP$ 43963 97 28 epoch epoch NN 43963 97 29 - - HYPH 43963 97 30 making make VBG 43963 97 31 map map NN 43963 97 32 and and CC 43963 97 33 memoirs memoir NNS 43963 97 34 . . . 43963 98 1 Before before IN 43963 98 2 the the DT 43963 98 3 eighteenth eighteenth JJ 43963 98 4 century century NN 43963 98 5 , , , 43963 98 6 stratigraphical stratigraphical JJ 43963 98 7 geology geology NN 43963 98 8 can can MD 43963 98 9 not not RB 43963 98 10 be be VB 43963 98 11 said say VBN 43963 98 12 to to TO 43963 98 13 have have VB 43963 98 14 existed exist VBN 43963 98 15 as as IN 43963 98 16 a a DT 43963 98 17 branch branch NN 43963 98 18 of of IN 43963 98 19 science science NN 43963 98 20 -- -- : 43963 98 21 the the DT 43963 98 22 way way NN 43963 98 23 had have VBD 43963 98 24 not not RB 43963 98 25 been be VBN 43963 98 26 prepared prepared JJ 43963 98 27 for for IN 43963 98 28 it -PRON- PRP 43963 98 29 . . . 43963 99 1 Data datum NNS 43963 99 2 had have VBD 43963 99 3 been be VBN 43963 99 4 accumulated accumulate VBN 43963 99 5 which which WDT 43963 99 6 would would MD 43963 99 7 have have VB 43963 99 8 been be VBN 43963 99 9 invaluable invaluable JJ 43963 99 10 if if IN 43963 99 11 at at IN 43963 99 12 the the DT 43963 99 13 disposal disposal NN 43963 99 14 of of IN 43963 99 15 open open JJ 43963 99 16 - - HYPH 43963 99 17 minded minded JJ 43963 99 18 philosophers philosopher NNS 43963 99 19 , , , 43963 99 20 but but CC 43963 99 21 with with IN 43963 99 22 few few JJ 43963 99 23 exceptions exception NNS 43963 99 24 prejudice prejudice NN 43963 99 25 prevented prevent VBD 43963 99 26 the the DT 43963 99 27 truth truth NN 43963 99 28 from from IN 43963 99 29 becoming become VBG 43963 99 30 known know VBN 43963 99 31 . . . 43963 100 1 There there EX 43963 100 2 were be VBD 43963 100 3 two two CD 43963 100 4 great great JJ 43963 100 5 stumbling stumbling NN 43963 100 6 - - HYPH 43963 100 7 blocks block NNS 43963 100 8 to to IN 43963 100 9 the the DT 43963 100 10 establishment establishment NN 43963 100 11 of of IN 43963 100 12 a a DT 43963 100 13 definite definite JJ 43963 100 14 system system NN 43963 100 15 of of IN 43963 100 16 stratigraphical stratigraphical JJ 43963 100 17 geology geology NN 43963 100 18 by by IN 43963 100 19 the the DT 43963 100 20 writers writer NNS 43963 100 21 of of IN 43963 100 22 the the DT 43963 100 23 Middle Middle NNP 43963 100 24 Ages Ages NNPS 43963 100 25 , , , 43963 100 26 firstly firstly RB 43963 100 27 , , , 43963 100 28 the the DT 43963 100 29 contention contention NN 43963 100 30 that that IN 43963 100 31 fossils fossil NNS 43963 100 32 were be VBD 43963 100 33 not not RB 43963 100 34 the the DT 43963 100 35 relics relic NNS 43963 100 36 of of IN 43963 100 37 organisms organism NNS 43963 100 38 , , , 43963 100 39 and and CC 43963 100 40 , , , 43963 100 41 secondly secondly RB 43963 100 42 , , , 43963 100 43 when when WRB 43963 100 44 it -PRON- PRP 43963 100 45 was be VBD 43963 100 46 conceded concede VBN 43963 100 47 that that IN 43963 100 48 they -PRON- PRP 43963 100 49 represented represent VBD 43963 100 50 portions portion NNS 43963 100 51 of of IN 43963 100 52 organisms organism NNS 43963 100 53 which which WDT 43963 100 54 had have VBD 43963 100 55 once once RB 43963 100 56 existed exist VBN 43963 100 57 , , , 43963 100 58 the the DT 43963 100 59 assertion assertion NN 43963 100 60 that that IN 43963 100 61 they -PRON- PRP 43963 100 62 had have VBD 43963 100 63 reached reach VBN 43963 100 64 their -PRON- PRP$ 43963 100 65 present present JJ 43963 100 66 positions position NNS 43963 100 67 out out IN 43963 100 68 of of IN 43963 100 69 reach reach NN 43963 100 70 of of IN 43963 100 71 the the DT 43963 100 72 sea sea NN 43963 100 73 during during IN 43963 100 74 the the DT 43963 100 75 Noachian Noachian NNP 43963 100 76 Deluge Deluge NNP 43963 100 77 . . . 43963 101 1 For for IN 43963 101 2 full full JJ 43963 101 3 details detail NNS 43963 101 4 concerning concern VBG 43963 101 5 the the DT 43963 101 6 mischievous mischievous JJ 43963 101 7 effects effect NNS 43963 101 8 of of IN 43963 101 9 these these DT 43963 101 10 tenets tenet NNS 43963 101 11 upon upon IN 43963 101 12 the the DT 43963 101 13 science science NN 43963 101 14 the the DT 43963 101 15 reader reader NN 43963 101 16 is be VBZ 43963 101 17 referred refer VBN 43963 101 18 to to IN 43963 101 19 the the DT 43963 101 20 luminous luminous JJ 43963 101 21 sketch sketch NN 43963 101 22 of of IN 43963 101 23 the the DT 43963 101 24 growth growth NN 43963 101 25 of of IN 43963 101 26 geology geology NN 43963 101 27 in in IN 43963 101 28 the the DT 43963 101 29 first first JJ 43963 101 30 four four CD 43963 101 31 chapters chapter NNS 43963 101 32 of of IN 43963 101 33 Sir Sir NNP 43963 101 34 Charles Charles NNP 43963 101 35 Lyell Lyell NNP 43963 101 36 's 's POS 43963 101 37 _ _ NNP 43963 101 38 Principles Principles NNPS 43963 101 39 of of IN 43963 101 40 Geology Geology NNP 43963 101 41 _ _ NNP 43963 101 42 . . . 43963 102 1 The the DT 43963 102 2 disposition disposition NN 43963 102 3 of of IN 43963 102 4 rocks rock NNS 43963 102 5 in in IN 43963 102 6 strata strata NN 43963 102 7 , , , 43963 102 8 and and CC 43963 102 9 the the DT 43963 102 10 occurrence occurrence NN 43963 102 11 of of IN 43963 102 12 different different JJ 43963 102 13 fossils fossil NNS 43963 102 14 in in IN 43963 102 15 different different JJ 43963 102 16 strata strata NN 43963 102 17 , , , 43963 102 18 was be VBD 43963 102 19 known know VBN 43963 102 20 to to IN 43963 102 21 Woodward Woodward NNP 43963 102 22 when when WRB 43963 102 23 he -PRON- PRP 43963 102 24 published publish VBD 43963 102 25 his -PRON- PRP$ 43963 102 26 _ _ NNP 43963 102 27 Essay Essay NNP 43963 102 28 toward toward IN 43963 102 29 a a DT 43963 102 30 Natural natural JJ 43963 102 31 History history NN 43963 102 32 of of IN 43963 102 33 the the DT 43963 102 34 Earth Earth NNP 43963 102 35 _ _ NNP 43963 102 36 in in IN 43963 102 37 1695 1695 CD 43963 102 38 , , , 43963 102 39 and and CC 43963 102 40 the the DT 43963 102 41 valuable valuable JJ 43963 102 42 collections collection NNS 43963 102 43 made make VBN 43963 102 44 by by IN 43963 102 45 Woodward Woodward NNP 43963 102 46 and and CC 43963 102 47 now now RB 43963 102 48 deposited deposit VBN 43963 102 49 in in IN 43963 102 50 the the DT 43963 102 51 Woodwardian Woodwardian NNP 43963 102 52 Museum Museum NNP 43963 102 53 at at IN 43963 102 54 Cambridge Cambridge NNP 43963 102 55 , , , 43963 102 56 show show VB 43963 102 57 how how WRB 43963 102 58 fully fully RB 43963 102 59 he -PRON- PRP 43963 102 60 appreciated appreciate VBD 43963 102 61 the the DT 43963 102 62 importance importance NN 43963 102 63 of of IN 43963 102 64 these these DT 43963 102 65 facts fact NNS 43963 102 66 , , , 43963 102 67 though though IN 43963 102 68 he -PRON- PRP 43963 102 69 formed form VBD 43963 102 70 very very RB 43963 102 71 erroneous erroneous JJ 43963 102 72 conclusions conclusion NNS 43963 102 73 from from IN 43963 102 74 them -PRON- PRP 43963 102 75 , , , 43963 102 76 owing owe VBG 43963 102 77 to to IN 43963 102 78 the the DT 43963 102 79 manner manner NN 43963 102 80 in in IN 43963 102 81 which which WDT 43963 102 82 he -PRON- PRP 43963 102 83 drew draw VBD 43963 102 84 upon upon IN 43963 102 85 his -PRON- PRP$ 43963 102 86 imagination imagination NN 43963 102 87 when when WRB 43963 102 88 facts fact NNS 43963 102 89 failed fail VBD 43963 102 90 him -PRON- PRP 43963 102 91 , , , 43963 102 92 maintaining maintain VBG 43963 102 93 that that IN 43963 102 94 fossils fossil NNS 43963 102 95 were be VBD 43963 102 96 deposited deposit VBN 43963 102 97 in in IN 43963 102 98 the the DT 43963 102 99 strata strata NN 43963 102 100 according accord VBG 43963 102 101 to to IN 43963 102 102 their -PRON- PRP$ 43963 102 103 gravity gravity NN 43963 102 104 , , , 43963 102 105 the the DT 43963 102 106 heaviest heavy JJS 43963 102 107 sinking sinking NN 43963 102 108 first first RB 43963 102 109 , , , 43963 102 110 and and CC 43963 102 111 the the DT 43963 102 112 lightest light JJS 43963 102 113 last last JJ 43963 102 114 , , , 43963 102 115 during during IN 43963 102 116 the the DT 43963 102 117 time time NN 43963 102 118 of of IN 43963 102 119 the the DT 43963 102 120 universal universal JJ 43963 102 121 deluge deluge NN 43963 102 122 . . . 43963 103 1 The the DT 43963 103 2 following follow VBG 43963 103 3 extracts extract NNS 43963 103 4 from from IN 43963 103 5 Part Part NNP 43963 103 6 II II NNP 43963 103 7 . . . 43963 104 1 of of IN 43963 104 2 Woodward Woodward NNP 43963 104 3 's 's POS 43963 104 4 book book NN 43963 104 5 , , , 43963 104 6 show show VB 43963 104 7 the the DT 43963 104 8 position position NN 43963 104 9 in in IN 43963 104 10 which which WDT 43963 104 11 our -PRON- PRP$ 43963 104 12 knowledge knowledge NN 43963 104 13 of of IN 43963 104 14 the the DT 43963 104 15 strata strata NN 43963 104 16 stood stand VBD 43963 104 17 at at IN 43963 104 18 the the DT 43963 104 19 end end NN 43963 104 20 of of IN 43963 104 21 the the DT 43963 104 22 seventeenth seventeenth JJ 43963 104 23 century century NN 43963 104 24 : : : 43963 104 25 " " `` 43963 104 26 The the DT 43963 104 27 Matter Matter NNP 43963 104 28 , , , 43963 104 29 subsiding subsiding NN 43963 104 30 ... ... : 43963 104 31 , , , 43963 104 32 formed form VBD 43963 104 33 the the DT 43963 104 34 _ _ NNP 43963 104 35 Strata Strata NNP 43963 104 36 _ _ NNP 43963 104 37 of of IN 43963 104 38 Stone Stone NNP 43963 104 39 , , , 43963 104 40 of of IN 43963 104 41 Marble Marble NNP 43963 104 42 , , , 43963 104 43 of of IN 43963 104 44 Cole Cole NNP 43963 104 45 , , , 43963 104 46 of of IN 43963 104 47 Earth Earth NNP 43963 104 48 , , , 43963 104 49 and and CC 43963 104 50 the the DT 43963 104 51 rest rest NN 43963 104 52 ; ; , 43963 104 53 of of IN 43963 104 54 which which WDT 43963 104 55 Strata Strata NNP 43963 104 56 , , , 43963 104 57 lying lie VBG 43963 104 58 one one CD 43963 104 59 upon upon IN 43963 104 60 another another DT 43963 104 61 , , , 43963 104 62 the the DT 43963 104 63 Terrestrial Terrestrial NNP 43963 104 64 Globe Globe NNP 43963 104 65 , , , 43963 104 66 or or CC 43963 104 67 at at IN 43963 104 68 least least JJS 43963 104 69 as as RB 43963 104 70 much much JJ 43963 104 71 of of IN 43963 104 72 it -PRON- PRP 43963 104 73 as as IN 43963 104 74 is be VBZ 43963 104 75 ever ever RB 43963 104 76 displayed display VBN 43963 104 77 to to TO 43963 104 78 view view VB 43963 104 79 , , , 43963 104 80 doth doth NNP 43963 104 81 mainly mainly RB 43963 104 82 consist consist VBP 43963 104 83 .... .... . 43963 105 1 The the DT 43963 105 2 Shells shell NNS 43963 105 3 of of IN 43963 105 4 those those DT 43963 105 5 Cockles Cockles NNPS 43963 105 6 , , , 43963 105 7 Escalops Escalops NNP 43963 105 8 , , , 43963 105 9 Perewinkles Perewinkles NNPS 43963 105 10 , , , 43963 105 11 and and CC 43963 105 12 the the DT 43963 105 13 rest rest NN 43963 105 14 , , , 43963 105 15 which which WDT 43963 105 16 have have VBP 43963 105 17 a a DT 43963 105 18 greater great JJR 43963 105 19 degree degree NN 43963 105 20 of of IN 43963 105 21 Gravity Gravity NNP 43963 105 22 , , , 43963 105 23 were be VBD 43963 105 24 enclosed enclose VBN 43963 105 25 and and CC 43963 105 26 lodged lodge VBN 43963 105 27 in in IN 43963 105 28 the the DT 43963 105 29 _ _ NNP 43963 105 30 Strata Strata NNP 43963 105 31 _ _ NNP 43963 105 32 of of IN 43963 105 33 Stone Stone NNP 43963 105 34 , , , 43963 105 35 Marble Marble NNP 43963 105 36 , , , 43963 105 37 and and CC 43963 105 38 the the DT 43963 105 39 heavier heavy JJR 43963 105 40 kinds kind NNS 43963 105 41 of of IN 43963 105 42 Terrestrial Terrestrial NNP 43963 105 43 Matter Matter NNP 43963 105 44 : : : 43963 105 45 the the DT 43963 105 46 lighter light JJR 43963 105 47 Shells shell NNS 43963 105 48 not not RB 43963 105 49 sinking sink VBG 43963 105 50 down down RP 43963 105 51 till till IN 43963 105 52 afterwards afterwards RB 43963 105 53 , , , 43963 105 54 and and CC 43963 105 55 so so RB 43963 105 56 falling fall VBG 43963 105 57 amongst amongst IN 43963 105 58 the the DT 43963 105 59 lighter light JJR 43963 105 60 Matter Matter NNP 43963 105 61 , , , 43963 105 62 such such JJ 43963 105 63 as as IN 43963 105 64 Chalk Chalk NNP 43963 105 65 , , , 43963 105 66 and and CC 43963 105 67 the the DT 43963 105 68 like like JJ 43963 105 69 ... ... : 43963 105 70 accordingly accordingly RB 43963 105 71 we -PRON- PRP 43963 105 72 now now RB 43963 105 73 find find VBP 43963 105 74 the the DT 43963 105 75 lighter light JJR 43963 105 76 kinds kind NNS 43963 105 77 of of IN 43963 105 78 Shells Shells NNP 43963 105 79 , , , 43963 105 80 such such JJ 43963 105 81 as as IN 43963 105 82 those those DT 43963 105 83 of of IN 43963 105 84 the the DT 43963 105 85 _ _ NNP 43963 105 86 Echini Echini NNP 43963 105 87 _ _ NNP 43963 105 88 , , , 43963 105 89 and and CC 43963 105 90 the the DT 43963 105 91 like like JJ 43963 105 92 , , , 43963 105 93 very very RB 43963 105 94 plentifully plentifully RB 43963 105 95 in in IN 43963 105 96 Chalk Chalk NNP 43963 105 97 .... .... . 43963 105 98 Humane Humane NNP 43963 105 99 Bodies Bodies NNPS 43963 105 100 , , , 43963 105 101 the the DT 43963 105 102 Bodies Bodies NNPS 43963 105 103 of of IN 43963 105 104 Quadrupeds Quadrupeds NNPS 43963 105 105 , , , 43963 105 106 and and CC 43963 105 107 other other JJ 43963 105 108 Land Land NNP 43963 105 109 - - HYPH 43963 105 110 Animals Animals NNPS 43963 105 111 , , , 43963 105 112 of of IN 43963 105 113 Birds Birds NNPS 43963 105 114 , , , 43963 105 115 of of IN 43963 105 116 Fishes fish NNS 43963 105 117 , , , 43963 105 118 both both DT 43963 105 119 of of IN 43963 105 120 the the DT 43963 105 121 Cartilaginous Cartilaginous NNP 43963 105 122 , , , 43963 105 123 the the DT 43963 105 124 Squamose Squamose NNP 43963 105 125 , , , 43963 105 126 and and CC 43963 105 127 Crustaceous crustaceous JJ 43963 105 128 kinds kind NNS 43963 105 129 ; ; : 43963 105 130 the the DT 43963 105 131 Bones Bones NNPS 43963 105 132 , , , 43963 105 133 Teeth Teeth NNP 43963 105 134 , , , 43963 105 135 Horns Horns NNPS 43963 105 136 , , , 43963 105 137 and and CC 43963 105 138 other other JJ 43963 105 139 parts part NNS 43963 105 140 of of IN 43963 105 141 Beasts Beasts NNPS 43963 105 142 , , , 43963 105 143 and and CC 43963 105 144 of of IN 43963 105 145 Fishes fish NNS 43963 105 146 : : : 43963 105 147 the the DT 43963 105 148 Shells Shells NNPS 43963 105 149 of of IN 43963 105 150 Land Land NNP 43963 105 151 - - HYPH 43963 105 152 Snails Snails NNP 43963 105 153 : : : 43963 105 154 and and CC 43963 105 155 the the DT 43963 105 156 Shells Shells NNPS 43963 105 157 of of IN 43963 105 158 those those DT 43963 105 159 River River NNP 43963 105 160 and and CC 43963 105 161 Sea Sea NNP 43963 105 162 Shell Shell NNP 43963 105 163 - - HYPH 43963 105 164 Fish Fish NNP 43963 105 165 that that WDT 43963 105 166 were be VBD 43963 105 167 lighter light JJR 43963 105 168 than than IN 43963 105 169 Chalk Chalk NNP 43963 105 170 & & CC 43963 105 171 c. c. NNP 43963 105 172 Trees Trees NNP 43963 105 173 , , , 43963 105 174 Shrubs Shrubs NNPS 43963 105 175 , , , 43963 105 176 and and CC 43963 105 177 all all DT 43963 105 178 other other JJ 43963 105 179 Vegetables vegetable NNS 43963 105 180 , , , 43963 105 181 and and CC 43963 105 182 the the DT 43963 105 183 Seeds Seeds NNPS 43963 105 184 of of IN 43963 105 185 them -PRON- PRP 43963 105 186 : : : 43963 105 187 and and CC 43963 105 188 that that IN 43963 105 189 peculiar peculiar JJ 43963 105 190 Terrestrial Terrestrial NNP 43963 105 191 Matter Matter NNP 43963 105 192 whereof whereof IN 43963 105 193 these these DT 43963 105 194 consist consist NN 43963 105 195 , , , 43963 105 196 and and CC 43963 105 197 out out IN 43963 105 198 of of IN 43963 105 199 which which WDT 43963 105 200 they -PRON- PRP 43963 105 201 are be VBP 43963 105 202 all all RB 43963 105 203 formed form VBN 43963 105 204 , , , 43963 105 205 ... ... : 43963 105 206 were be VBD 43963 105 207 not not RB 43963 105 208 precipitated precipitate VBN 43963 105 209 till till IN 43963 105 210 the the DT 43963 105 211 last last JJ 43963 105 212 , , , 43963 105 213 and and CC 43963 105 214 so so RB 43963 105 215 lay lay VB 43963 105 216 above above IN 43963 105 217 all all PDT 43963 105 218 the the DT 43963 105 219 former former JJ 43963 105 220 , , , 43963 105 221 constituting constitute VBG 43963 105 222 the the DT 43963 105 223 supreme supreme NNP 43963 105 224 or or CC 43963 105 225 outmost outmost JJ 43963 105 226 _ _ NNP 43963 105 227 Stratum Stratum NNP 43963 105 228 _ _ NNP 43963 105 229 of of IN 43963 105 230 the the DT 43963 105 231 Globe Globe NNP 43963 105 232 .... .... . 43963 106 1 The the DT 43963 106 2 said say VBD 43963 106 3 _ _ NNP 43963 106 4 Strata Strata NNP 43963 106 5 _ _ NNP 43963 106 6 , , , 43963 106 7 whether whether IN 43963 106 8 of of IN 43963 106 9 Stone Stone NNP 43963 106 10 , , , 43963 106 11 of of IN 43963 106 12 Chalk Chalk NNP 43963 106 13 , , , 43963 106 14 of of IN 43963 106 15 Cole Cole NNP 43963 106 16 , , , 43963 106 17 of of IN 43963 106 18 Earth Earth NNP 43963 106 19 , , , 43963 106 20 or or CC 43963 106 21 whatever whatever WDT 43963 106 22 other other JJ 43963 106 23 Matter Matter NNP 43963 106 24 they -PRON- PRP 43963 106 25 consisted consist VBD 43963 106 26 of of IN 43963 106 27 , , , 43963 106 28 lying lie VBG 43963 106 29 thus thus RB 43963 106 30 each each DT 43963 106 31 upon upon IN 43963 106 32 other other JJ 43963 106 33 , , , 43963 106 34 were be VBD 43963 106 35 all all DT 43963 106 36 originally originally RB 43963 106 37 parallel parallel JJ 43963 106 38 : : : 43963 106 39 ... ... NFP 43963 106 40 they -PRON- PRP 43963 106 41 were be VBD 43963 106 42 plain plain JJ 43963 106 43 , , , 43963 106 44 eaven eaven NN 43963 106 45 , , , 43963 106 46 and and CC 43963 106 47 regular regular JJ 43963 106 48 .... .... NFP 43963 106 49 After after IN 43963 106 50 some some DT 43963 106 51 time time NN 43963 106 52 the the DT 43963 106 53 _ _ NNP 43963 106 54 Strata Strata NNP 43963 106 55 _ _ NNP 43963 106 56 were be VBD 43963 106 57 broken break VBN 43963 106 58 , , , 43963 106 59 on on IN 43963 106 60 all all DT 43963 106 61 sides side NNS 43963 106 62 of of IN 43963 106 63 the the DT 43963 106 64 Globe Globe NNP 43963 106 65 : : : 43963 106 66 ... ... NFP 43963 106 67 they -PRON- PRP 43963 106 68 were be VBD 43963 106 69 dislocated dislocate VBN 43963 106 70 , , , 43963 106 71 and and CC 43963 106 72 their -PRON- PRP$ 43963 106 73 Situation Situation NNP 43963 106 74 varied vary VBD 43963 106 75 , , , 43963 106 76 being be VBG 43963 106 77 elevated elevate VBN 43963 106 78 in in IN 43963 106 79 some some DT 43963 106 80 places place NNS 43963 106 81 , , , 43963 106 82 and and CC 43963 106 83 depressed depress VBN 43963 106 84 in in IN 43963 106 85 others other NNS 43963 106 86 ... ... NFP 43963 106 87 the the DT 43963 106 88 Agent Agent NNP 43963 106 89 , , , 43963 106 90 or or CC 43963 106 91 force force NN 43963 106 92 , , , 43963 106 93 which which WDT 43963 106 94 effected effect VBD 43963 106 95 this this DT 43963 106 96 Disruption Disruption NNP 43963 106 97 and and CC 43963 106 98 Dislocation Dislocation NNP 43963 106 99 of of IN 43963 106 100 the the DT 43963 106 101 _ _ NNP 43963 106 102 Strata Strata NNP 43963 106 103 _ _ NNP 43963 106 104 , , , 43963 106 105 was be VBD 43963 106 106 seated seat VBN 43963 106 107 _ _ NNP 43963 106 108 within within IN 43963 106 109 _ _ NNP 43963 106 110 the the DT 43963 106 111 Earth Earth NNP 43963 106 112 . . . 43963 106 113 " " '' 43963 107 1 Woodward Woodward NNP 43963 107 2 's 's POS 43963 107 3 writings writing NNS 43963 107 4 no no DT 43963 107 5 doubt doubt RB 43963 107 6 exercised exercise VBD 43963 107 7 a a DT 43963 107 8 direct direct JJ 43963 107 9 influence influence NN 43963 107 10 on on IN 43963 107 11 the the DT 43963 107 12 growth growth NN 43963 107 13 of of IN 43963 107 14 our -PRON- PRP$ 43963 107 15 subject subject NN 43963 107 16 , , , 43963 107 17 but but CC 43963 107 18 the the DT 43963 107 19 indirect indirect JJ 43963 107 20 effects effect NNS 43963 107 21 of of IN 43963 107 22 his -PRON- PRP$ 43963 107 23 munificent munificent NN 43963 107 24 bequest bequest NN 43963 107 25 to to IN 43963 107 26 the the DT 43963 107 27 University University NNP 43963 107 28 of of IN 43963 107 29 Cambridge Cambridge NNP 43963 107 30 and and CC 43963 107 31 his -PRON- PRP$ 43963 107 32 foundation foundation NN 43963 107 33 of of IN 43963 107 34 the the DT 43963 107 35 Chair Chair NNP 43963 107 36 of of IN 43963 107 37 Geology Geology NNP 43963 107 38 in in IN 43963 107 39 that that DT 43963 107 40 University University NNP 43963 107 41 were be VBD 43963 107 42 even even RB 43963 107 43 greater great JJR 43963 107 44 , , , 43963 107 45 for for IN 43963 107 46 as as IN 43963 107 47 will will MD 43963 107 48 be be VB 43963 107 49 pointed point VBN 43963 107 50 out out RP 43963 107 51 in in IN 43963 107 52 its -PRON- PRP$ 43963 107 53 proper proper JJ 43963 107 54 place place NN 43963 107 55 , , , 43963 107 56 two two CD 43963 107 57 of of IN 43963 107 58 the the DT 43963 107 59 occupants occupant NNS 43963 107 60 of of IN 43963 107 61 that that DT 43963 107 62 chair chair NN 43963 107 63 played play VBD 43963 107 64 a a DT 43963 107 65 considerable considerable JJ 43963 107 66 part part NN 43963 107 67 in in IN 43963 107 68 raising raise VBG 43963 107 69 stratigraphical stratigraphical JJ 43963 107 70 geology geology NN 43963 107 71 to to IN 43963 107 72 the the DT 43963 107 73 position position NN 43963 107 74 which which WDT 43963 107 75 it -PRON- PRP 43963 107 76 now now RB 43963 107 77 occupies occupy VBZ 43963 107 78 . . . 43963 108 1 The the DT 43963 108 2 discoveries discovery NNS 43963 108 3 which which WDT 43963 108 4 were be VBD 43963 108 5 made make VBN 43963 108 6 after after IN 43963 108 7 the the DT 43963 108 8 publication publication NN 43963 108 9 of of IN 43963 108 10 Woodward Woodward NNP 43963 108 11 's 's POS 43963 108 12 book book NN 43963 108 13 and and CC 43963 108 14 before before IN 43963 108 15 the the DT 43963 108 16 appearance appearance NN 43963 108 17 of of IN 43963 108 18 the the DT 43963 108 19 map map NN 43963 108 20 and and CC 43963 108 21 writings writing NNS 43963 108 22 of of IN 43963 108 23 William William NNP 43963 108 24 Smith Smith NNP 43963 108 25 are be VBP 43963 108 26 given give VBN 43963 108 27 in in IN 43963 108 28 the the DT 43963 108 29 memoir memoir NN 43963 108 30 of of IN 43963 108 31 the the DT 43963 108 32 latter latter JJ 43963 108 33 author author NN 43963 108 34 , , , 43963 108 35 written write VBN 43963 108 36 by by IN 43963 108 37 his -PRON- PRP$ 43963 108 38 nephew nephew NN 43963 108 39 , , , 43963 108 40 who who WP 43963 108 41 formerly formerly RB 43963 108 42 occupied occupy VBD 43963 108 43 the the DT 43963 108 44 Chair Chair NNP 43963 108 45 of of IN 43963 108 46 Geology Geology NNP 43963 108 47 at at IN 43963 108 48 Oxford[1 Oxford[1 NNP 43963 108 49 ] ] -RRB- 43963 108 50 . . . 43963 109 1 It -PRON- PRP 43963 109 2 would would MD 43963 109 3 appear appear VB 43963 109 4 that that IN 43963 109 5 the the DT 43963 109 6 fact fact NN 43963 109 7 that that IN 43963 109 8 " " `` 43963 109 9 the the DT 43963 109 10 strata strata NN 43963 109 11 , , , 43963 109 12 considered consider VBN 43963 109 13 as as IN 43963 109 14 definitely definitely RB 43963 109 15 extended extended JJ 43963 109 16 masses masse NNS 43963 109 17 , , , 43963 109 18 were be VBD 43963 109 19 arranged arrange VBN 43963 109 20 one one CD 43963 109 21 upon upon IN 43963 109 22 another another DT 43963 109 23 in in IN 43963 109 24 a a DT 43963 109 25 certain certain JJ 43963 109 26 _ _ NNP 43963 109 27 settled settle VBN 43963 109 28 order order NN 43963 109 29 _ _ NNP 43963 109 30 or or CC 43963 109 31 _ _ NNP 43963 109 32 series series NN 43963 109 33 _ _ NNP 43963 109 34 " " `` 43963 109 35 was be VBD 43963 109 36 first first RB 43963 109 37 published publish VBN 43963 109 38 by by IN 43963 109 39 John John NNP 43963 109 40 Strachey Strachey NNP 43963 109 41 in in IN 43963 109 42 the the DT 43963 109 43 _ _ NNP 43963 109 44 Philosophical Philosophical NNP 43963 109 45 Transactions Transactions NNPS 43963 109 46 _ _ NNP 43963 109 47 for for IN 43963 109 48 1719 1719 CD 43963 109 49 and and CC 43963 109 50 1725 1725 CD 43963 109 51 . . . 43963 110 1 " " `` 43963 110 2 In in IN 43963 110 3 a a DT 43963 110 4 section section NN 43963 110 5 he -PRON- PRP 43963 110 6 represents represent VBZ 43963 110 7 , , , 43963 110 8 in in IN 43963 110 9 their -PRON- PRP$ 43963 110 10 true true JJ 43963 110 11 order order NN 43963 110 12 , , , 43963 110 13 chalk chalk NN 43963 110 14 , , , 43963 110 15 oolites oolite NNS 43963 110 16 , , , 43963 110 17 lias lia NNS 43963 110 18 , , , 43963 110 19 red red JJ 43963 110 20 marls marl NNS 43963 110 21 and and CC 43963 110 22 coal coal NN 43963 110 23 , , , 43963 110 24 and and CC 43963 110 25 the the DT 43963 110 26 metalliferous metalliferous JJ 43963 110 27 rocks rock NNS 43963 110 28 " " '' 43963 110 29 of of IN 43963 110 30 Somersetshire Somersetshire NNP 43963 110 31 , , , 43963 110 32 but but CC 43963 110 33 confines confine VBZ 43963 110 34 his -PRON- PRP$ 43963 110 35 attention attention NN 43963 110 36 to to IN 43963 110 37 the the DT 43963 110 38 rocks rock NNS 43963 110 39 of of IN 43963 110 40 a a DT 43963 110 41 limited limited JJ 43963 110 42 district district NN 43963 110 43 . . . 43963 111 1 [ [ -LRB- 43963 111 2 Footnote footnote NN 43963 111 3 1 1 CD 43963 111 4 : : : 43963 111 5 _ _ NNP 43963 111 6 Memoirs Memoirs NNP 43963 111 7 of of IN 43963 111 8 William William NNP 43963 111 9 Smith Smith NNP 43963 111 10 , , , 43963 111 11 LL.D. LL.D. NNP 43963 111 12 _ _ NNP 43963 111 13 By by IN 43963 111 14 J. J. NNP 43963 111 15 Phillips Phillips NNP 43963 111 16 , , , 43963 111 17 F.R.S. F.R.S. NNP 43963 111 18 , , , 43963 111 19 F.G.S. F.G.S. NNP 43963 112 1 1844 1844 CD 43963 112 2 . . . 43963 112 3 ] ] -RRB- 43963 113 1 The the DT 43963 113 2 Rev. Rev. NNP 43963 114 1 John John NNP 43963 114 2 Michell Michell NNP 43963 114 3 published publish VBN 43963 114 4 in in IN 43963 114 5 the the DT 43963 114 6 _ _ NNP 43963 114 7 Philosophical Philosophical NNP 43963 114 8 Transactions Transactions NNPS 43963 114 9 _ _ NNP 43963 114 10 for for IN 43963 114 11 1760 1760 CD 43963 114 12 an an DT 43963 114 13 " " `` 43963 114 14 Essay Essay NNP 43963 114 15 on on IN 43963 114 16 the the DT 43963 114 17 Cause Cause NNP 43963 114 18 and and CC 43963 114 19 Phænomena Phænomena NNP 43963 114 20 of of IN 43963 114 21 Earthquakes Earthquakes NNP 43963 114 22 , , , 43963 114 23 " " '' 43963 114 24 but but CC 43963 114 25 Prof. Prof. NNP 43963 114 26 Phillips Phillips NNP 43963 114 27 gives give VBZ 43963 114 28 proofs proof NNS 43963 114 29 that that IN 43963 114 30 Michell Michell NNP 43963 114 31 , , , 43963 114 32 who who WP 43963 114 33 in in IN 43963 114 34 1762 1762 CD 43963 114 35 became become VBD 43963 114 36 Woodwardian Woodwardian NNP 43963 114 37 Professor Professor NNP 43963 114 38 , , , 43963 114 39 had have VBD 43963 114 40 before before IN 43963 114 41 1788 1788 CD 43963 114 42 discovered discover VBN 43963 114 43 ( ( -LRB- 43963 114 44 what what WP 43963 114 45 he -PRON- PRP 43963 114 46 never never RB 43963 114 47 published publish VBD 43963 114 48 ) ) -RRB- 43963 114 49 the the DT 43963 114 50 first first JJ 43963 114 51 approximate approximate JJ 43963 114 52 succession succession NN 43963 114 53 of of IN 43963 114 54 the the DT 43963 114 55 Mesozoic Mesozoic NNP 43963 114 56 rocks rock NNS 43963 114 57 , , , 43963 114 58 in in IN 43963 114 59 the the DT 43963 114 60 district district NN 43963 114 61 extending extend VBG 43963 114 62 from from IN 43963 114 63 Yorkshire Yorkshire NNP 43963 114 64 to to IN 43963 114 65 the the DT 43963 114 66 country country NN 43963 114 67 about about IN 43963 114 68 Cambridge Cambridge NNP 43963 114 69 . . . 43963 115 1 Michell Michell NNP 43963 115 2 's 's POS 43963 115 3 account account NN 43963 115 4 was be VBD 43963 115 5 discovered discover VBN 43963 115 6 written write VBN 43963 115 7 by by IN 43963 115 8 Smeaton Smeaton NNP 43963 115 9 on on IN 43963 115 10 the the DT 43963 115 11 back back NN 43963 115 12 of of IN 43963 115 13 a a DT 43963 115 14 letter letter NN 43963 115 15 dated date VBN 43963 115 16 1788 1788 CD 43963 115 17 . . . 43963 116 1 The the DT 43963 116 2 following follow VBG 43963 116 3 is be VBZ 43963 116 4 the the DT 43963 116 5 succession succession NN 43963 116 6 as as IN 43963 116 7 quoted quote VBN 43963 116 8 in in IN 43963 116 9 Phillips Phillips NNP 43963 116 10 ' ' POS 43963 116 11 memoir memoir NN 43963 116 12 ( ( -LRB- 43963 116 13 p. p. NN 43963 116 14 136 136 CD 43963 116 15 ) ) -RRB- 43963 116 16 : : : 43963 116 17 Yards yard NNS 43963 116 18 of of IN 43963 116 19 thickness thickness NN 43963 116 20 . . . 43963 117 1 " " `` 43963 117 2 Chalk chalk NN 43963 117 3 120 120 CD 43963 117 4 Golt golt NN 43963 117 5 50 50 CD 43963 117 6 Sand sand NN 43963 117 7 of of IN 43963 117 8 Bedfordshire Bedfordshire NNP 43963 117 9 10 10 CD 43963 117 10 to to TO 43963 117 11 20 20 CD 43963 117 12 Northamptonshire northamptonshire JJ 43963 117 13 lime lime NN 43963 117 14 and and CC 43963 117 15 Portland Portland NNP 43963 117 16 lime lime NN 43963 117 17 , , , 43963 117 18 lying lie VBG 43963 117 19 in in IN 43963 117 20 several several JJ 43963 117 21 strata strata NN 43963 117 22 100 100 CD 43963 117 23 Lyas Lyas NNP 43963 117 24 strata strata VBP 43963 117 25 78 78 CD 43963 117 26 to to TO 43963 117 27 100 100 CD 43963 117 28 Sand sand NN 43963 117 29 of of IN 43963 117 30 Newark Newark NNP 43963 117 31 about about RB 43963 117 32 30 30 CD 43963 117 33 Red Red NNP 43963 117 34 Clay Clay NNP 43963 117 35 of of IN 43963 117 36 Tuxford Tuxford NNP 43963 117 37 , , , 43963 117 38 and and CC 43963 117 39 several several JJ 43963 117 40 100 100 CD 43963 117 41 Sherwood Sherwood NNP 43963 117 42 Forest Forest NNP 43963 117 43 pebbles pebble NNS 43963 117 44 and and CC 43963 117 45 gravel gravel NN 43963 117 46 50 50 CD 43963 117 47 unequal unequal JJ 43963 117 48 Very very RB 43963 117 49 fine fine JJ 43963 117 50 white white JJ 43963 117 51 sand sand NN 43963 117 52 uncertain uncertain JJ 43963 117 53 Roche Roche NNP 43963 117 54 Abbey Abbey NNP 43963 117 55 and and CC 43963 117 56 Brotherton Brotherton NNP 43963 117 57 limes lime VBZ 43963 117 58 100 100 CD 43963 117 59 Coal Coal NNP 43963 117 60 strata strata NN 43963 117 61 of of IN 43963 117 62 Yorkshire Yorkshire NNP 43963 117 63 -- -- : 43963 117 64 " " `` 43963 117 65 The the DT 43963 117 66 order order NN 43963 117 67 of of IN 43963 117 68 succession succession NN 43963 117 69 of of IN 43963 117 70 the the DT 43963 117 71 Cretaceous Cretaceous NNP 43963 117 72 , , , 43963 117 73 Jurassic Jurassic NNP 43963 117 74 , , , 43963 117 75 Triassic Triassic NNP 43963 117 76 and and CC 43963 117 77 Permian permian JJ 43963 117 78 beds bed NNS 43963 117 79 will will MD 43963 117 80 be be VB 43963 117 81 readily readily RB 43963 117 82 recognised recognise VBN 43963 117 83 as as IN 43963 117 84 indicated indicate VBN 43963 117 85 in in IN 43963 117 86 this this DT 43963 117 87 section section NN 43963 117 88 , , , 43963 117 89 though though IN 43963 117 90 the the DT 43963 117 91 discovery discovery NN 43963 117 92 of of IN 43963 117 93 the the DT 43963 117 94 detailed detailed JJ 43963 117 95 succession succession NN 43963 117 96 of of IN 43963 117 97 the the DT 43963 117 98 Jurassic Jurassic NNP 43963 117 99 rocks rock NNS 43963 117 100 was be VBD 43963 117 101 reserved reserve VBN 43963 117 102 for for IN 43963 117 103 Smith Smith NNP 43963 117 104 . . . 43963 118 1 In in IN 43963 118 2 the the DT 43963 118 3 year year NN 43963 118 4 1778 1778 CD 43963 118 5 , , , 43963 118 6 John John NNP 43963 118 7 Whitehurst Whitehurst NNP 43963 118 8 published publish VBD 43963 118 9 _ _ NNP 43963 118 10 An an DT 43963 118 11 Inquiry Inquiry NNP 43963 118 12 into into IN 43963 118 13 the the DT 43963 118 14 Original Original NNP 43963 118 15 State State NNP 43963 118 16 and and CC 43963 118 17 Formation Formation NNP 43963 118 18 of of IN 43963 118 19 the the DT 43963 118 20 Earth Earth NNP 43963 118 21 _ _ NNP 43963 118 22 , , , 43963 118 23 containing contain VBG 43963 118 24 an an DT 43963 118 25 Appendix Appendix NNP 43963 118 26 in in IN 43963 118 27 which which WDT 43963 118 28 the the DT 43963 118 29 general general JJ 43963 118 30 succession succession NN 43963 118 31 of of IN 43963 118 32 the the DT 43963 118 33 strata strata NN 43963 118 34 of of IN 43963 118 35 Derbyshire derbyshire NN 43963 118 36 is be VBZ 43963 118 37 noted note VBN 43963 118 38 . . . 43963 119 1 The the DT 43963 119 2 main main JJ 43963 119 3 points point NNS 43963 119 4 of of IN 43963 119 5 interest interest NN 43963 119 6 are be VBP 43963 119 7 that that IN 43963 119 8 the the DT 43963 119 9 author author NN 43963 119 10 clearly clearly RB 43963 119 11 recognised recognise VBD 43963 119 12 the the DT 43963 119 13 ' ' `` 43963 119 14 toad toad NN 43963 119 15 - - HYPH 43963 119 16 stones stone NNS 43963 119 17 ' ' '' 43963 119 18 of of IN 43963 119 19 Derbyshire Derbyshire NNP 43963 119 20 as as IN 43963 119 21 igneous igneous JJ 43963 119 22 rocks rock NNS 43963 119 23 , , , 43963 119 24 " " '' 43963 119 25 as as RB 43963 119 26 much much RB 43963 119 27 a a DT 43963 119 28 _ _ NNP 43963 119 29 lava lava NN 43963 119 30 _ _ NNP 43963 119 31 as as IN 43963 119 32 that that DT 43963 119 33 which which WDT 43963 119 34 flows flow VBZ 43963 119 35 from from IN 43963 119 36 Hecla Hecla NNP 43963 119 37 , , , 43963 119 38 Vesuvius Vesuvius NNP 43963 119 39 , , , 43963 119 40 or or CC 43963 119 41 Ætna Ætna NNP 43963 119 42 , , , 43963 119 43 " " '' 43963 119 44 though though IN 43963 119 45 he -PRON- PRP 43963 119 46 believed believe VBD 43963 119 47 that that IN 43963 119 48 they -PRON- PRP 43963 119 49 were be VBD 43963 119 50 intrusive intrusive JJ 43963 119 51 and and CC 43963 119 52 not not RB 43963 119 53 contemporaneous contemporaneous JJ 43963 119 54 , , , 43963 119 55 and and CC 43963 119 56 he -PRON- PRP 43963 119 57 also also RB 43963 119 58 foreshadows foreshadow VBZ 43963 119 59 the the DT 43963 119 60 distinction distinction NN 43963 119 61 between between IN 43963 119 62 the the DT 43963 119 63 solid solid JJ 43963 119 64 strata strata NN 43963 119 65 and and CC 43963 119 66 the the DT 43963 119 67 superficial superficial NNP 43963 119 68 deposits,--"we deposits,--"we NN 43963 119 69 may may MD 43963 119 70 conclude conclude VB 43963 119 71 , , , 43963 119 72 " " '' 43963 119 73 he -PRON- PRP 43963 119 74 says say VBZ 43963 119 75 , , , 43963 119 76 " " `` 43963 119 77 that that IN 43963 119 78 all all DT 43963 119 79 beds bed NNS 43963 119 80 of of IN 43963 119 81 sand sand NN 43963 119 82 and and CC 43963 119 83 gravel gravel NN 43963 119 84 are be VBP 43963 119 85 assemblages assemblage NNS 43963 119 86 of of IN 43963 119 87 adventitious adventitious JJ 43963 119 88 bodies body NNS 43963 119 89 and and CC 43963 119 90 not not RB 43963 119 91 original original JJ 43963 119 92 _ _ NNP 43963 119 93 strata strata NN 43963 119 94 _ _ NNP 43963 119 95 : : : 43963 119 96 therefore therefore RB 43963 119 97 wherever wherever WRB 43963 119 98 sand sand NN 43963 119 99 or or CC 43963 119 100 gravel gravel NN 43963 119 101 form form VBP 43963 119 102 the the DT 43963 119 103 surface surface NN 43963 119 104 of of IN 43963 119 105 the the DT 43963 119 106 earth earth NN 43963 119 107 , , , 43963 119 108 they -PRON- PRP 43963 119 109 conceal conceal VBP 43963 119 110 the the DT 43963 119 111 original original JJ 43963 119 112 _ _ NNP 43963 119 113 strata strata NN 43963 119 114 _ _ NNP 43963 119 115 from from IN 43963 119 116 our -PRON- PRP$ 43963 119 117 observation observation NN 43963 119 118 , , , 43963 119 119 and and CC 43963 119 120 deprive deprive VB 43963 119 121 us -PRON- PRP 43963 119 122 of of IN 43963 119 123 the the DT 43963 119 124 advantages advantage NNS 43963 119 125 of of IN 43963 119 126 judging judging NN 43963 119 127 , , , 43963 119 128 whether whether IN 43963 119 129 coal coal NN 43963 119 130 or or CC 43963 119 131 limestone limestone NN 43963 119 132 are be VBP 43963 119 133 contained contain VBN 43963 119 134 in in IN 43963 119 135 the the DT 43963 119 136 lower low JJR 43963 119 137 regions region NNS 43963 119 138 of of IN 43963 119 139 the the DT 43963 119 140 earth earth NN 43963 119 141 , , , 43963 119 142 and and CC 43963 119 143 more more RBR 43963 119 144 especially especially RB 43963 119 145 in in IN 43963 119 146 flat flat JJ 43963 119 147 countries country NNS 43963 119 148 where where WRB 43963 119 149 the the DT 43963 119 150 _ _ NNP 43963 119 151 strata strata NN 43963 119 152 _ _ NNP 43963 119 153 do do VBP 43963 119 154 not not RB 43963 119 155 basset basset VB 43963 119 156 . . . 43963 119 157 " " '' 43963 120 1 Werner Werner NNP 43963 120 2 , , , 43963 120 3 who who WP 43963 120 4 was be VBD 43963 120 5 born bear VBN 43963 120 6 in in IN 43963 120 7 1750 1750 CD 43963 120 8 , , , 43963 120 9 exercised exercise VBD 43963 120 10 more more JJR 43963 120 11 influence influence NN 43963 120 12 by by IN 43963 120 13 his -PRON- PRP$ 43963 120 14 teaching teaching NN 43963 120 15 than than IN 43963 120 16 by by IN 43963 120 17 his -PRON- PRP$ 43963 120 18 writings writing NNS 43963 120 19 . . . 43963 121 1 His -PRON- PRP$ 43963 121 2 ideas idea NNS 43963 121 3 of of IN 43963 121 4 stratigraphical stratigraphical JJ 43963 121 5 geology geology NN 43963 121 6 were be VBD 43963 121 7 somewhat somewhat RB 43963 121 8 vitiated vitiated JJ 43963 121 9 by by IN 43963 121 10 his -PRON- PRP$ 43963 121 11 theoretical theoretical JJ 43963 121 12 views view NNS 43963 121 13 concerning concern VBG 43963 121 14 the the DT 43963 121 15 deposition deposition NN 43963 121 16 of of IN 43963 121 17 sediment sediment NN 43963 121 18 from from IN 43963 121 19 a a DT 43963 121 20 universal universal JJ 43963 121 21 ocean ocean NN 43963 121 22 , , , 43963 121 23 in in IN 43963 121 24 a a DT 43963 121 25 definite definite JJ 43963 121 26 order order NN 43963 121 27 , , , 43963 121 28 beginning begin VBG 43963 121 29 with with IN 43963 121 30 granite granite NN 43963 121 31 , , , 43963 121 32 followed follow VBN 43963 121 33 by by IN 43963 121 34 gneiss gneiss NNP 43963 121 35 , , , 43963 121 36 schists schist NNS 43963 121 37 , , , 43963 121 38 serpentines serpentine NNS 43963 121 39 , , , 43963 121 40 porphyries porphyry NNS 43963 121 41 and and CC 43963 121 42 traps trap NNS 43963 121 43 , , , 43963 121 44 and and CC 43963 121 45 lastly lastly RB 43963 121 46 ordinary ordinary JJ 43963 121 47 sediments sediment NNS 43963 121 48 . . . 43963 122 1 He -PRON- PRP 43963 122 2 recognised recognise VBD 43963 122 3 and and CC 43963 122 4 taught teach VBD 43963 122 5 that that IN 43963 122 6 these these DT 43963 122 7 rocks rock NNS 43963 122 8 had have VBD 43963 122 9 a a DT 43963 122 10 definite definite JJ 43963 122 11 order order NN 43963 122 12 " " '' 43963 122 13 in in IN 43963 122 14 which which WDT 43963 122 15 the the DT 43963 122 16 remains remain NNS 43963 122 17 of of IN 43963 122 18 living living NN 43963 122 19 bodies body NNS 43963 122 20 are be VBP 43963 122 21 successively successively RB 43963 122 22 accumulated accumulate VBN 43963 122 23 , , , 43963 122 24 in in IN 43963 122 25 an an DT 43963 122 26 order order NN 43963 122 27 not not RB 43963 122 28 less less RBR 43963 122 29 determinate determinate JJ 43963 122 30 than than IN 43963 122 31 that that DT 43963 122 32 of of IN 43963 122 33 the the DT 43963 122 34 rocks rock NNS 43963 122 35 which which WDT 43963 122 36 contain contain VBP 43963 122 37 them[2 them[2 NN 43963 122 38 ] ] -RRB- 43963 122 39 . . . 43963 122 40 " " '' 43963 123 1 The the DT 43963 123 2 limited limited JJ 43963 123 3 value value NN 43963 123 4 of of IN 43963 123 5 Werner Werner NNP 43963 123 6 's 's POS 43963 123 7 stratigraphical stratigraphical JJ 43963 123 8 teaching teaching NN 43963 123 9 is be VBZ 43963 123 10 accounted account VBN 43963 123 11 for for IN 43963 123 12 by by IN 43963 123 13 Lyell Lyell NNP 43963 123 14 , , , 43963 123 15 who who WP 43963 123 16 remarks remark VBZ 43963 123 17 that that IN 43963 123 18 " " `` 43963 123 19 Werner Werner NNP 43963 123 20 had have VBD 43963 123 21 not not RB 43963 123 22 travelled travel VBN 43963 123 23 to to TO 43963 123 24 distant distant VB 43963 123 25 countries country NNS 43963 123 26 ; ; : 43963 123 27 he -PRON- PRP 43963 123 28 had have VBD 43963 123 29 merely merely RB 43963 123 30 explored explore VBN 43963 123 31 a a DT 43963 123 32 small small JJ 43963 123 33 portion portion NN 43963 123 34 of of IN 43963 123 35 Germany Germany NNP 43963 123 36 , , , 43963 123 37 and and CC 43963 123 38 conceived conceive VBD 43963 123 39 and and CC 43963 123 40 persuaded persuade VBD 43963 123 41 others other NNS 43963 123 42 to to TO 43963 123 43 believe believe VB 43963 123 44 that that IN 43963 123 45 the the DT 43963 123 46 whole whole JJ 43963 123 47 surface surface NN 43963 123 48 of of IN 43963 123 49 our -PRON- PRP$ 43963 123 50 planet planet NN 43963 123 51 , , , 43963 123 52 and and CC 43963 123 53 all all PDT 43963 123 54 the the DT 43963 123 55 mountain mountain NN 43963 123 56 - - HYPH 43963 123 57 chains chain NNS 43963 123 58 in in IN 43963 123 59 the the DT 43963 123 60 world world NN 43963 123 61 , , , 43963 123 62 were be VBD 43963 123 63 made make VBN 43963 123 64 after after IN 43963 123 65 the the DT 43963 123 66 model model NN 43963 123 67 of of IN 43963 123 68 his -PRON- PRP$ 43963 123 69 own own JJ 43963 123 70 province province NN 43963 123 71 , , , 43963 123 72 " " '' 43963 123 73 and and CC 43963 123 74 the the DT 43963 123 75 author author NN 43963 123 76 of of IN 43963 123 77 the the DT 43963 123 78 _ _ NNP 43963 123 79 Principles Principles NNPS 43963 123 80 _ _ NNP 43963 123 81 justly justly RB 43963 123 82 calls call VBZ 43963 123 83 attention attention NN 43963 123 84 to to IN 43963 123 85 the the DT 43963 123 86 great great JJ 43963 123 87 importance importance NN 43963 123 88 of of IN 43963 123 89 travel travel NN 43963 123 90 to to IN 43963 123 91 the the DT 43963 123 92 geologist geologist NN 43963 123 93 . . . 43963 124 1 Those those DT 43963 124 2 who who WP 43963 124 3 can can MD 43963 124 4 not not RB 43963 124 5 travel travel VB 43963 124 6 extensively extensively RB 43963 124 7 should should MD 43963 124 8 at at IN 43963 124 9 any any DT 43963 124 10 rate rate NN 43963 124 11 pay pay VB 43963 124 12 special special JJ 43963 124 13 attention attention NN 43963 124 14 to to IN 43963 124 15 the the DT 43963 124 16 works work NNS 43963 124 17 published publish VBN 43963 124 18 upon upon IN 43963 124 19 districts district NNS 43963 124 20 other other JJ 43963 124 21 than than IN 43963 124 22 their -PRON- PRP$ 43963 124 23 own own JJ 43963 124 24 , , , 43963 124 25 and and CC 43963 124 26 even even RB 43963 124 27 at at IN 43963 124 28 the the DT 43963 124 29 present present JJ 43963 124 30 time time NN 43963 124 31 , , , 43963 124 32 the the DT 43963 124 33 writings writing NNS 43963 124 34 of of IN 43963 124 35 some some DT 43963 124 36 British british JJ 43963 124 37 workers worker NNS 43963 124 38 are be VBP 43963 124 39 apt apt JJ 43963 124 40 to to TO 43963 124 41 be be VB 43963 124 42 marked mark VBN 43963 124 43 by by IN 43963 124 44 some some DT 43963 124 45 of of IN 43963 124 46 that that DT 43963 124 47 ' ' `` 43963 124 48 insularity insularity NN 43963 124 49 ' ' '' 43963 124 50 which which WDT 43963 124 51 our -PRON- PRP$ 43963 124 52 neighbours neighbour NNS 43963 124 53 regard regard VBP 43963 124 54 as as IN 43963 124 55 a a DT 43963 124 56 national national JJ 43963 124 57 characteristic characteristic NN 43963 124 58 . . . 43963 125 1 [ [ -LRB- 43963 125 2 Footnote footnote NN 43963 125 3 2 2 CD 43963 125 4 : : : 43963 125 5 Cuvier Cuvier NNP 43963 125 6 's 's POS 43963 125 7 _ _ NNP 43963 125 8 Eloge Eloge NNP 43963 125 9 _ _ NNP 43963 125 10 . . . 43963 125 11 ] ] -RRB- 43963 126 1 It -PRON- PRP 43963 126 2 is be VBZ 43963 126 3 now now RB 43963 126 4 time time NN 43963 126 5 to to TO 43963 126 6 turn turn VB 43963 126 7 directly directly RB 43963 126 8 to to IN 43963 126 9 the the DT 43963 126 10 work work NN 43963 126 11 of of IN 43963 126 12 William William NNP 43963 126 13 Smith Smith NNP 43963 126 14 , , , 43963 126 15 who who WP 43963 126 16 , , , 43963 126 17 of of IN 43963 126 18 all all DT 43963 126 19 men man NNS 43963 126 20 , , , 43963 126 21 exercised exercise VBD 43963 126 22 the the DT 43963 126 23 most most RBS 43963 126 24 profound profound JJ 43963 126 25 influence influence NN 43963 126 26 upon upon IN 43963 126 27 the the DT 43963 126 28 study study NN 43963 126 29 of of IN 43963 126 30 stratigraphical stratigraphical JJ 43963 126 31 geology geology NN 43963 126 32 and and CC 43963 126 33 may may MD 43963 126 34 indeed indeed RB 43963 126 35 be be VB 43963 126 36 regarded regard VBN 43963 126 37 as as IN 43963 126 38 the the DT 43963 126 39 true true JJ 43963 126 40 founder founder NN 43963 126 41 of of IN 43963 126 42 that that DT 43963 126 43 branch branch NN 43963 126 44 of of IN 43963 126 45 the the DT 43963 126 46 science science NN 43963 126 47 . . . 43963 127 1 The the DT 43963 127 2 memoir memoir NN 43963 127 3 of of IN 43963 127 4 his -PRON- PRP$ 43963 127 5 life life NN 43963 127 6 which which WDT 43963 127 7 was be VBD 43963 127 8 before before IN 43963 127 9 mentioned mention VBN 43963 127 10 is be VBZ 43963 127 11 all all RB 43963 127 12 too too RB 43963 127 13 short short JJ 43963 127 14 to to TO 43963 127 15 illustrate illustrate VB 43963 127 16 the the DT 43963 127 17 methods method NNS 43963 127 18 of of IN 43963 127 19 work work NN 43963 127 20 which which WDT 43963 127 21 he -PRON- PRP 43963 127 22 followed follow VBD 43963 127 23 , , , 43963 127 24 but but CC 43963 127 25 in in IN 43963 127 26 it -PRON- PRP 43963 127 27 we -PRON- PRP 43963 127 28 can can MD 43963 127 29 trace trace VB 43963 127 30 his -PRON- PRP$ 43963 127 31 success success NN 43963 127 32 to to IN 43963 127 33 three three CD 43963 127 34 things:--firstly things:--firstly CD 43963 127 35 , , , 43963 127 36 his -PRON- PRP$ 43963 127 37 ' ' `` 43963 127 38 eye eye NN 43963 127 39 for for IN 43963 127 40 a a DT 43963 127 41 country country NN 43963 127 42 , , , 43963 127 43 ' ' '' 43963 127 44 to to TO 43963 127 45 use use VB 43963 127 46 a a DT 43963 127 47 phrase phrase NN 43963 127 48 which which WDT 43963 127 49 is be VBZ 43963 127 50 thoroughly thoroughly RB 43963 127 51 understood understand VBN 43963 127 52 by by IN 43963 127 53 practical practical JJ 43963 127 54 geologists geologist NNS 43963 127 55 , , , 43963 127 56 though though IN 43963 127 57 it -PRON- PRP 43963 127 58 is be VBZ 43963 127 59 hard hard JJ 43963 127 60 to to TO 43963 127 61 explain explain VB 43963 127 62 to to IN 43963 127 63 others other NNS 43963 127 64 , , , 43963 127 65 inasmuch inasmuch JJ 43963 127 66 as as IN 43963 127 67 it -PRON- PRP 43963 127 68 epitomises epitomise VBZ 43963 127 69 a a DT 43963 127 70 number number NN 43963 127 71 of of IN 43963 127 72 qualifications qualification NNS 43963 127 73 of of IN 43963 127 74 which which WDT 43963 127 75 the the DT 43963 127 76 most most RBS 43963 127 77 important important JJ 43963 127 78 are be VBP 43963 127 79 , , , 43963 127 80 a a DT 43963 127 81 ready ready JJ 43963 127 82 recognition recognition NN 43963 127 83 of of IN 43963 127 84 the the DT 43963 127 85 main main JJ 43963 127 86 geological geological JJ 43963 127 87 features feature NNS 43963 127 88 from from IN 43963 127 89 some some DT 43963 127 90 coign coign NN 43963 127 91 of of IN 43963 127 92 vantage vantage NN 43963 127 93 , , , 43963 127 94 an an DT 43963 127 95 intuitive intuitive JJ 43963 127 96 perception perception NN 43963 127 97 of of IN 43963 127 98 what what WP 43963 127 99 to to TO 43963 127 100 note note VB 43963 127 101 and and CC 43963 127 102 what what WP 43963 127 103 to to TO 43963 127 104 neglect neglect VB 43963 127 105 , , , 43963 127 106 and and CC 43963 127 107 the the DT 43963 127 108 power power NN 43963 127 109 of of IN 43963 127 110 storing store VBG 43963 127 111 up up RP 43963 127 112 acquired acquire VBN 43963 127 113 information information NN 43963 127 114 in in IN 43963 127 115 the the DT 43963 127 116 mind mind NN 43963 127 117 rather rather RB 43963 127 118 than than IN 43963 127 119 the the DT 43963 127 120 note note NN 43963 127 121 - - HYPH 43963 127 122 book book NN 43963 127 123 , , , 43963 127 124 so so IN 43963 127 125 that that IN 43963 127 126 one one PRP 43963 127 127 may may MD 43963 127 128 use use VB 43963 127 129 it -PRON- PRP 43963 127 130 almost almost RB 43963 127 131 unconsciously unconsciously RB 43963 127 132 for for IN 43963 127 133 future future JJ 43963 127 134 work work NN 43963 127 135 ; ; : 43963 127 136 secondly secondly RB 43963 127 137 , , , 43963 127 138 ability ability NN 43963 127 139 to to TO 43963 127 140 draw draw VB 43963 127 141 conclusions conclusion NNS 43963 127 142 from from IN 43963 127 143 his -PRON- PRP$ 43963 127 144 observations observation NNS 43963 127 145 , , , 43963 127 146 and and CC 43963 127 147 thirdly thirdly RB 43963 127 148 , , , 43963 127 149 and and CC 43963 127 150 perhaps perhaps RB 43963 127 151 most most RBS 43963 127 152 important important JJ 43963 127 153 of of IN 43963 127 154 all all DT 43963 127 155 in in IN 43963 127 156 its -PRON- PRP$ 43963 127 157 ultimate ultimate JJ 43963 127 158 results result NNS 43963 127 159 , , , 43963 127 160 a a DT 43963 127 161 facility facility NN 43963 127 162 for for IN 43963 127 163 checking check VBG 43963 127 164 these these DT 43963 127 165 conclusions conclusion NNS 43963 127 166 by by IN 43963 127 167 means mean NNS 43963 127 168 of of IN 43963 127 169 further further JJ 43963 127 170 observations observation NNS 43963 127 171 , , , 43963 127 172 and and CC 43963 127 173 dropping drop VBG 43963 127 174 those those DT 43963 127 175 which which WDT 43963 127 176 were be VBD 43963 127 177 clearly clearly RB 43963 127 178 erroneous erroneous JJ 43963 127 179 , , , 43963 127 180 whilst whilst IN 43963 127 181 extracting extract VBG 43963 127 182 the the DT 43963 127 183 truth truth NN 43963 127 184 from from IN 43963 127 185 those those DT 43963 127 186 which which WDT 43963 127 187 contained contain VBD 43963 127 188 a a DT 43963 127 189 germ germ NN 43963 127 190 of of IN 43963 127 191 truth truth NN 43963 127 192 mixed mix VBN 43963 127 193 with with IN 43963 127 194 error error NN 43963 127 195 . . . 43963 128 1 Besides besides IN 43963 128 2 writers writer NNS 43963 128 3 referred refer VBD 43963 128 4 to to IN 43963 128 5 above above IN 43963 128 6 " " `` 43963 128 7 some some DT 43963 128 8 foreign foreign JJ 43963 128 9 writers writer NNS 43963 128 10 , , , 43963 128 11 in in IN 43963 128 12 particular particular JJ 43963 128 13 Scilla Scilla NNP 43963 128 14 and and CC 43963 128 15 Rouelle Rouelle NNP 43963 128 16 , , , 43963 128 17 appear appear VBP 43963 128 18 to to TO 43963 128 19 have have VB 43963 128 20 made make VBN 43963 128 21 very very RB 43963 128 22 just just RB 43963 128 23 comparisons comparison NNS 43963 128 24 of of IN 43963 128 25 the the DT 43963 128 26 natural natural JJ 43963 128 27 associations association NNS 43963 128 28 of of IN 43963 128 29 fossil fossil NN 43963 128 30 shells shell NNS 43963 128 31 , , , 43963 128 32 corals coral NNS 43963 128 33 , , , 43963 128 34 & & CC 43963 128 35 c. c. NNP 43963 128 36 in in IN 43963 128 37 the the DT 43963 128 38 earth earth NN 43963 128 39 , , , 43963 128 40 with with IN 43963 128 41 the the DT 43963 128 42 groups group NNS 43963 128 43 of of IN 43963 128 44 similar similar JJ 43963 128 45 objects object NNS 43963 128 46 as as IN 43963 128 47 they -PRON- PRP 43963 128 48 are be VBP 43963 128 49 found find VBN 43963 128 50 in in IN 43963 128 51 the the DT 43963 128 52 sea sea NN 43963 128 53 , , , 43963 128 54 and and CC 43963 128 55 thus thus RB 43963 128 56 to to TO 43963 128 57 have have VB 43963 128 58 produced produce VBN 43963 128 59 new new JJ 43963 128 60 proofs proof NNS 43963 128 61 of of IN 43963 128 62 the the DT 43963 128 63 organic organic JJ 43963 128 64 origin origin NN 43963 128 65 of of IN 43963 128 66 these these DT 43963 128 67 fossil fossil JJ 43963 128 68 bodies body NNS 43963 128 69 ; ; : 43963 128 70 but but CC 43963 128 71 they -PRON- PRP 43963 128 72 give give VBP 43963 128 73 no no DT 43963 128 74 sign sign NN 43963 128 75 of of IN 43963 128 76 any any DT 43963 128 77 knowledge knowledge NN 43963 128 78 of of IN 43963 128 79 the the DT 43963 128 80 _ _ NNP 43963 128 81 limitation limitation NN 43963 128 82 of of IN 43963 128 83 particular particular JJ 43963 128 84 tribes tribe NNS 43963 128 85 of of IN 43963 128 86 organic organic JJ 43963 128 87 remains remain VBZ 43963 128 88 to to IN 43963 128 89 particular particular JJ 43963 128 90 strata strata NN 43963 128 91 _ _ NNP 43963 128 92 , , , 43963 128 93 of of IN 43963 128 94 the the DT 43963 128 95 _ _ NNP 43963 128 96 successive successive JJ 43963 128 97 existence existence NN 43963 128 98 of of IN 43963 128 99 different different JJ 43963 128 100 groups group NNS 43963 128 101 of of IN 43963 128 102 organization organization NN 43963 128 103 _ _ NNP 43963 128 104 , , , 43963 128 105 on on IN 43963 128 106 _ _ NNP 43963 128 107 successive successive JJ 43963 128 108 beds bed NNS 43963 128 109 of of IN 43963 128 110 the the DT 43963 128 111 antient antient NNP 43963 128 112 sea sea NNP 43963 128 113 _ _ NNP 43963 128 114 . . . 43963 129 1 Mr Mr NNP 43963 129 2 Smith Smith NNP 43963 129 3 's 's POS 43963 129 4 claim claim NN 43963 129 5 to to IN 43963 129 6 this this DT 43963 129 7 happy happy JJ 43963 129 8 and and CC 43963 129 9 fertile fertile JJ 43963 129 10 induction induction NN 43963 129 11 is be VBZ 43963 129 12 clear clear JJ 43963 129 13 and and CC 43963 129 14 unquestionable[3 unquestionable[3 LS 43963 129 15 ] ] -RRB- 43963 129 16 . . . 43963 129 17 " " '' 43963 130 1 We -PRON- PRP 43963 130 2 get get VBP 43963 130 3 a a DT 43963 130 4 clue clue NN 43963 130 5 to to IN 43963 130 6 the the DT 43963 130 7 manner manner NN 43963 130 8 in in IN 43963 130 9 which which WDT 43963 130 10 he -PRON- PRP 43963 130 11 arrived arrive VBD 43963 130 12 at at IN 43963 130 13 his -PRON- PRP$ 43963 130 14 view view NN 43963 130 15 in in IN 43963 130 16 the the DT 43963 130 17 following follow VBG 43963 130 18 passage[4]:--"Accustomed passage[4]:--"Accustomed NNP 43963 130 19 to to TO 43963 130 20 view view VB 43963 130 21 the the DT 43963 130 22 surfaces surface NNS 43963 130 23 of of IN 43963 130 24 the the DT 43963 130 25 several several JJ 43963 130 26 strata strata NN 43963 130 27 which which WDT 43963 130 28 are be VBP 43963 130 29 met meet VBN 43963 130 30 with with IN 43963 130 31 near near IN 43963 130 32 Bath Bath NNP 43963 130 33 uncovered uncover VBN 43963 130 34 in in IN 43963 130 35 large large JJ 43963 130 36 breadths breadth NNS 43963 130 37 at at IN 43963 130 38 once once RB 43963 130 39 , , , 43963 130 40 Mr Mr NNP 43963 130 41 Smith Smith NNP 43963 130 42 saw see VBD 43963 130 43 with with IN 43963 130 44 the the DT 43963 130 45 distinctness distinctness NN 43963 130 46 of of IN 43963 130 47 certainty certainty NN 43963 130 48 , , , 43963 130 49 that that IN 43963 130 50 ' ' `` 43963 130 51 each each DT 43963 130 52 stratum stratum NN 43963 130 53 had have VBD 43963 130 54 been be VBN 43963 130 55 in in IN 43963 130 56 succession succession NN 43963 130 57 the the DT 43963 130 58 bed bed NN 43963 130 59 of of IN 43963 130 60 the the DT 43963 130 61 sea sea NN 43963 130 62 ' ' '' 43963 130 63 ; ; , 43963 130 64 finding find VBG 43963 130 65 in in IN 43963 130 66 several several JJ 43963 130 67 of of IN 43963 130 68 these these DT 43963 130 69 strata strata JJ 43963 130 70 abundance abundance NN 43963 130 71 of of IN 43963 130 72 the the DT 43963 130 73 exuviae exuviae NNS 43963 130 74 of of IN 43963 130 75 marine marine JJ 43963 130 76 animals animal NNS 43963 130 77 , , , 43963 130 78 he -PRON- PRP 43963 130 79 concluded conclude VBD 43963 130 80 that that IN 43963 130 81 these these DT 43963 130 82 animals animal NNS 43963 130 83 had have VBD 43963 130 84 lived live VBN 43963 130 85 and and CC 43963 130 86 died die VBD 43963 130 87 during during IN 43963 130 88 the the DT 43963 130 89 period period NN 43963 130 90 of of IN 43963 130 91 time time NN 43963 130 92 which which WDT 43963 130 93 elapsed elapse VBD 43963 130 94 between between IN 43963 130 95 the the DT 43963 130 96 formation formation NN 43963 130 97 of of IN 43963 130 98 the the DT 43963 130 99 stratum stratum NN 43963 130 100 below below RB 43963 130 101 and and CC 43963 130 102 the the DT 43963 130 103 stratum stratum NN 43963 130 104 above above RB 43963 130 105 , , , 43963 130 106 at at IN 43963 130 107 or or CC 43963 130 108 near near IN 43963 130 109 the the DT 43963 130 110 places place NNS 43963 130 111 where where WRB 43963 130 112 now now RB 43963 130 113 they -PRON- PRP 43963 130 114 are be VBP 43963 130 115 imbedded imbed VBN 43963 130 116 ; ; : 43963 130 117 and and CC 43963 130 118 observing observe VBG 43963 130 119 that that DT 43963 130 120 in in IN 43963 130 121 the the DT 43963 130 122 successively successively RB 43963 130 123 - - HYPH 43963 130 124 deposited deposit VBN 43963 130 125 strata strata NN 43963 130 126 the the DT 43963 130 127 organic organic JJ 43963 130 128 remains remain NNS 43963 130 129 were be VBD 43963 130 130 of of IN 43963 130 131 different different JJ 43963 130 132 forms form NNS 43963 130 133 and and CC 43963 130 134 structures structure NNS 43963 130 135 -- -- : 43963 130 136 Gryphites gryphite NNS 43963 130 137 in in IN 43963 130 138 the the DT 43963 130 139 lias lia NNS 43963 130 140 , , , 43963 130 141 Trigoniæ Trigoniæ NNP 43963 130 142 in in IN 43963 130 143 the the DT 43963 130 144 inferior inferior JJ 43963 130 145 oolite oolite NNP 43963 130 146 , , , 43963 130 147 hooked hook VBD 43963 130 148 oysters oyster NNS 43963 130 149 in in IN 43963 130 150 the the DT 43963 130 151 fuller fuller NN 43963 130 152 's 's POS 43963 130 153 earth,--and earth,--and CC 43963 130 154 finding find VBG 43963 130 155 these these DT 43963 130 156 facts fact NNS 43963 130 157 repeated repeat VBN 43963 130 158 in in IN 43963 130 159 other other JJ 43963 130 160 districts district NNS 43963 130 161 , , , 43963 130 162 he -PRON- PRP 43963 130 163 inferred infer VBD 43963 130 164 that that IN 43963 130 165 each each DT 43963 130 166 of of IN 43963 130 167 the the DT 43963 130 168 separate separate JJ 43963 130 169 periods period NNS 43963 130 170 occupied occupy VBN 43963 130 171 in in IN 43963 130 172 the the DT 43963 130 173 formation formation NN 43963 130 174 of of IN 43963 130 175 the the DT 43963 130 176 strata strata NN 43963 130 177 was be VBD 43963 130 178 accompanied accompany VBN 43963 130 179 by by IN 43963 130 180 a a DT 43963 130 181 peculiar peculiar JJ 43963 130 182 series series NN 43963 130 183 of of IN 43963 130 184 the the DT 43963 130 185 forms form NNS 43963 130 186 of of IN 43963 130 187 organic organic JJ 43963 130 188 life life NN 43963 130 189 , , , 43963 130 190 that that IN 43963 130 191 these these DT 43963 130 192 forms form NNS 43963 130 193 characterized characterize VBD 43963 130 194 those those DT 43963 130 195 periods period NNS 43963 130 196 , , , 43963 130 197 and and CC 43963 130 198 that that IN 43963 130 199 the the DT 43963 130 200 different different JJ 43963 130 201 strata strata NN 43963 130 202 could could MD 43963 130 203 be be VB 43963 130 204 identified identify VBN 43963 130 205 in in IN 43963 130 206 different different JJ 43963 130 207 localities locality NNS 43963 130 208 and and CC 43963 130 209 otherwise otherwise RB 43963 130 210 doubtful doubtful JJ 43963 130 211 cases case NNS 43963 130 212 by by IN 43963 130 213 peculiar peculiar JJ 43963 130 214 imbedded imbed VBN 43963 130 215 organic organic JJ 43963 130 216 remains[5 remains[5 NNPS 43963 130 217 ] ] -RRB- 43963 130 218 . . . 43963 130 219 " " '' 43963 131 1 [ [ -LRB- 43963 131 2 Footnote footnote NN 43963 131 3 3 3 CD 43963 131 4 : : : 43963 131 5 _ _ NNP 43963 131 6 Memoir Memoir NNP 43963 131 7 of of IN 43963 131 8 William William NNP 43963 131 9 Smith Smith NNP 43963 131 10 _ _ NNP 43963 131 11 , , , 43963 131 12 p. p. NN 43963 132 1 142 142 CD 43963 132 2 . . . 43963 132 3 ] ] -RRB- 43963 133 1 [ [ -LRB- 43963 133 2 Footnote footnote NN 43963 133 3 4 4 CD 43963 133 4 : : : 43963 133 5 _ _ NNP 43963 133 6 Ibid Ibid NNP 43963 133 7 . . . 43963 133 8 _ _ NNP 43963 133 9 p. p. NN 43963 134 1 141 141 CD 43963 134 2 . . . 43963 134 3 ] ] -RRB- 43963 135 1 [ [ -LRB- 43963 135 2 Footnote Footnote NNP 43963 135 3 5 5 CD 43963 135 4 : : : 43963 135 5 The the DT 43963 135 6 work work NN 43963 135 7 of of IN 43963 135 8 Smith Smith NNP 43963 135 9 which which WDT 43963 135 10 directly directly RB 43963 135 11 bears bear VBZ 43963 135 12 upon upon IN 43963 135 13 the the DT 43963 135 14 establishment establishment NN 43963 135 15 of of IN 43963 135 16 the the DT 43963 135 17 law law NN 43963 135 18 of of IN 43963 135 19 identification identification NN 43963 135 20 of of IN 43963 135 21 strata strata NN 43963 135 22 by by IN 43963 135 23 included include VBN 43963 135 24 organisms organism NNS 43963 135 25 is be VBZ 43963 135 26 published publish VBN 43963 135 27 in in IN 43963 135 28 two two CD 43963 135 29 treatises treatise NNS 43963 135 30 , , , 43963 135 31 entitled:-- entitled:-- '' 43963 135 32 ( ( -LRB- 43963 135 33 i i NN 43963 135 34 ) ) -RRB- 43963 135 35 _ _ NNP 43963 135 36 Strata Strata NNP 43963 135 37 identified identify VBN 43963 135 38 by by IN 43963 135 39 Organized Organized NNP 43963 135 40 Fossils Fossils NNP 43963 135 41 _ _ NNP 43963 135 42 , , , 43963 135 43 4to 4to NN 43963 135 44 . . . 43963 136 1 ( ( -LRB- 43963 136 2 intended intend VBN 43963 136 3 to to TO 43963 136 4 comprise comprise VB 43963 136 5 seven seven CD 43963 136 6 parts part NNS 43963 136 7 , , , 43963 136 8 of of IN 43963 136 9 which which WDT 43963 136 10 four four CD 43963 136 11 only only RB 43963 136 12 were be VBD 43963 136 13 published publish VBN 43963 136 14 ) ) -RRB- 43963 136 15 , , , 43963 136 16 commenced commence VBN 43963 136 17 in in IN 43963 136 18 1816 1816 CD 43963 136 19 . . . 43963 137 1 ( ( -LRB- 43963 137 2 ii ii NNP 43963 137 3 ) ) -RRB- 43963 137 4 _ _ NNP 43963 137 5 A a DT 43963 137 6 Stratigraphical stratigraphical JJ 43963 137 7 System System NNP 43963 137 8 of of IN 43963 137 9 Organized Organized NNP 43963 137 10 Fossils Fossils NNP 43963 137 11 _ _ NNP 43963 137 12 , , , 43963 137 13 compiled compile VBD 43963 137 14 from from IN 43963 137 15 the the DT 43963 137 16 original original JJ 43963 137 17 Geological Geological NNP 43963 137 18 Collection Collection NNP 43963 137 19 deposited deposit VBN 43963 137 20 in in IN 43963 137 21 the the DT 43963 137 22 British British NNP 43963 137 23 Museum Museum NNP 43963 137 24 . . . 43963 138 1 4to 4to NNP 43963 138 2 . . . 43963 139 1 1817 1817 CD 43963 139 2 . . . 43963 139 3 ] ] -RRB- 43963 140 1 William William NNP 43963 140 2 Smith Smith NNP 43963 140 3 seems seem VBZ 43963 140 4 to to TO 43963 140 5 have have VB 43963 140 6 recognised recognise VBN 43963 140 7 intuitively intuitively RB 43963 140 8 the the DT 43963 140 9 truth truth NN 43963 140 10 of of IN 43963 140 11 a a DT 43963 140 12 law law NN 43963 140 13 which which WDT 43963 140 14 was be VBD 43963 140 15 but but CC 43963 140 16 dimly dimly RB 43963 140 17 understood understand VBN 43963 140 18 before before IN 43963 140 19 his -PRON- PRP$ 43963 140 20 time,--the time,--the DT 43963 140 21 law law NN 43963 140 22 of of IN 43963 140 23 superposition superposition NN 43963 140 24 , , , 43963 140 25 which which WDT 43963 140 26 may may MD 43963 140 27 be be VB 43963 140 28 thus thus RB 43963 140 29 stated state VBN 43963 140 30 : : : 43963 140 31 " " `` 43963 140 32 of of IN 43963 140 33 any any DT 43963 140 34 two two CD 43963 140 35 strata stratum NNS 43963 140 36 , , , 43963 140 37 the the DT 43963 140 38 one one NN 43963 140 39 which which WDT 43963 140 40 was be VBD 43963 140 41 originally originally RB 43963 140 42 the the DT 43963 140 43 lower low JJR 43963 140 44 , , , 43963 140 45 is be VBZ 43963 140 46 the the DT 43963 140 47 older old JJR 43963 140 48 . . . 43963 140 49 " " '' 43963 141 1 This this DT 43963 141 2 may may MD 43963 141 3 appear appear VB 43963 141 4 self self NN 43963 141 5 - - HYPH 43963 141 6 evident evident JJ 43963 141 7 but but CC 43963 141 8 it -PRON- PRP 43963 141 9 was be VBD 43963 141 10 certainly certainly RB 43963 141 11 not not RB 43963 141 12 so so RB 43963 141 13 . . . 43963 142 1 As as IN 43963 142 2 the the DT 43963 142 3 result result NN 43963 142 4 of of IN 43963 142 5 this this DT 43963 142 6 recognition recognition NN 43963 142 7 he -PRON- PRP 43963 142 8 established establish VBD 43963 142 9 the the DT 43963 142 10 second second JJ 43963 142 11 great great JJ 43963 142 12 stratigraphical stratigraphical JJ 43963 142 13 law law NN 43963 142 14 , , , 43963 142 15 with with IN 43963 142 16 which which WDT 43963 142 17 his -PRON- PRP$ 43963 142 18 name name NN 43963 142 19 will will MD 43963 142 20 ever ever RB 43963 142 21 be be VB 43963 142 22 linked link VBN 43963 142 23 , , , 43963 142 24 that that DT 43963 142 25 strata strata NN 43963 142 26 are be VBP 43963 142 27 identifiable identifiable JJ 43963 142 28 by by IN 43963 142 29 their -PRON- PRP$ 43963 142 30 included include VBN 43963 142 31 organisms organism NNS 43963 142 32 . . . 43963 143 1 Before before IN 43963 143 2 Smith Smith NNP 43963 143 3 's 's POS 43963 143 4 time time NN 43963 143 5 , , , 43963 143 6 geological geological JJ 43963 143 7 maps map NNS 43963 143 8 were be VBD 43963 143 9 lithological lithological JJ 43963 143 10 rather rather RB 43963 143 11 than than IN 43963 143 12 stratigraphical stratigraphical JJ 43963 143 13 , , , 43963 143 14 they -PRON- PRP 43963 143 15 represented represent VBD 43963 143 16 the the DT 43963 143 17 different different JJ 43963 143 18 kinds kind NNS 43963 143 19 of of IN 43963 143 20 rocks rock NNS 43963 143 21 seen see VBN 43963 143 22 upon upon IN 43963 143 23 the the DT 43963 143 24 surface surface NN 43963 143 25 without without IN 43963 143 26 regard regard NN 43963 143 27 to to IN 43963 143 28 their -PRON- PRP$ 43963 143 29 age age NN 43963 143 30 ; ; : 43963 143 31 since since IN 43963 143 32 Smith Smith NNP 43963 143 33 revolutionised revolutionise VBD 43963 143 34 geology geology NN 43963 143 35 , , , 43963 143 36 the the DT 43963 143 37 maps map NNS 43963 143 38 of of IN 43963 143 39 a a DT 43963 143 40 country country NN 43963 143 41 composed compose VBN 43963 143 42 largely largely RB 43963 143 43 of of IN 43963 143 44 stratified stratified JJ 43963 143 45 rocks rock NNS 43963 143 46 are be VBP 43963 143 47 essentially essentially RB 43963 143 48 stratigraphical stratigraphical JJ 43963 143 49 , , , 43963 143 50 but but CC 43963 143 51 partly partly RB 43963 143 52 no no DT 43963 143 53 doubt doubt NN 43963 143 54 on on IN 43963 143 55 account account NN 43963 143 56 of of IN 43963 143 57 adherence adherence NN 43963 143 58 to to IN 43963 143 59 old old JJ 43963 143 60 custom custom NN 43963 143 61 , , , 43963 143 62 partly partly RB 43963 143 63 on on IN 43963 143 64 economic economic JJ 43963 143 65 grounds ground NNS 43963 143 66 , , , 43963 143 67 the the DT 43963 143 68 majority majority NN 43963 143 69 of of IN 43963 143 70 our -PRON- PRP$ 43963 143 71 stratigraphical stratigraphical JJ 43963 143 72 maps map NNS 43963 143 73 are be VBP 43963 143 74 lithological lithological JJ 43963 143 75 rather rather RB 43963 143 76 than than IN 43963 143 77 palæontological palæontological JJ 43963 143 78 , , , 43963 143 79 that that DT 43963 143 80 is be VBZ 43963 143 81 the the DT 43963 143 82 subdivisions subdivision NNS 43963 143 83 of of IN 43963 143 84 the the DT 43963 143 85 strata strata NN 43963 143 86 represented represent VBN 43963 143 87 upon upon IN 43963 143 88 the the DT 43963 143 89 map map NN 43963 143 90 are be VBP 43963 143 91 chosen choose VBN 43963 143 92 rather rather RB 43963 143 93 on on IN 43963 143 94 account account NN 43963 143 95 of of IN 43963 143 96 lithological lithological JJ 43963 143 97 peculiarities peculiarity NNS 43963 143 98 than than IN 43963 143 99 because because IN 43963 143 100 of of IN 43963 143 101 the the DT 43963 143 102 variations variation NNS 43963 143 103 in in IN 43963 143 104 their -PRON- PRP$ 43963 143 105 enclosed enclose VBN 43963 143 106 organisms organism NNS 43963 143 107 . . . 43963 144 1 It -PRON- PRP 43963 144 2 is be VBZ 43963 144 3 hardly hardly RB 43963 144 4 likely likely JJ 43963 144 5 that that IN 43963 144 6 Government Government NNP 43963 144 7 surveys survey NNS 43963 144 8 will will MD 43963 144 9 be be VB 43963 144 10 allowed allow VBN 43963 144 11 to to TO 43963 144 12 publish publish VB 43963 144 13 palæontological palæontological JJ 43963 144 14 maps map NNS 43963 144 15 , , , 43963 144 16 which which WDT 43963 144 17 will will MD 43963 144 18 be be VB 43963 144 19 almost almost RB 43963 144 20 exclusively exclusively RB 43963 144 21 of of IN 43963 144 22 theoretical theoretical JJ 43963 144 23 interest interest NN 43963 144 24 , , , 43963 144 25 and and CC 43963 144 26 it -PRON- PRP 43963 144 27 remains remain VBZ 43963 144 28 for for IN 43963 144 29 zealous zealous JJ 43963 144 30 private private JJ 43963 144 31 individuals individual NNS 43963 144 32 to to TO 43963 144 33 accomplish accomplish VB 43963 144 34 the the DT 43963 144 35 production production NN 43963 144 36 of of IN 43963 144 37 such such JJ 43963 144 38 maps map NNS 43963 144 39 . . . 43963 145 1 When when WRB 43963 145 2 they -PRON- PRP 43963 145 3 are be VBP 43963 145 4 produced produce VBN 43963 145 5 , , , 43963 145 6 a a DT 43963 145 7 comparison comparison NN 43963 145 8 of of IN 43963 145 9 stratigraphical stratigraphical JJ 43963 145 10 maps map NNS 43963 145 11 founded found VBN 43963 145 12 on on IN 43963 145 13 lithological lithological JJ 43963 145 14 and and CC 43963 145 15 palæontological palæontological JJ 43963 145 16 considerations consideration NNS 43963 145 17 will will MD 43963 145 18 furnish furnish VB 43963 145 19 results result NNS 43963 145 20 of of IN 43963 145 21 extreme extreme JJ 43963 145 22 scientific scientific JJ 43963 145 23 interest interest NN 43963 145 24 . . . 43963 146 1 Turning turn VBG 43963 146 2 now now RB 43963 146 3 from from IN 43963 146 4 Smith Smith NNP 43963 146 5 's 's POS 43963 146 6 contributions contribution NNS 43963 146 7 to to IN 43963 146 8 the the DT 43963 146 9 science science NN 43963 146 10 as as IN 43963 146 11 a a DT 43963 146 12 whole whole NN 43963 146 13 , , , 43963 146 14 we -PRON- PRP 43963 146 15 may may MD 43963 146 16 now now RB 43963 146 17 consider consider VB 43963 146 18 what what WP 43963 146 19 he -PRON- PRP 43963 146 20 did do VBD 43963 146 21 for for IN 43963 146 22 British british JJ 43963 146 23 geology geology NN 43963 146 24 . . . 43963 147 1 His -PRON- PRP$ 43963 147 2 geological geological JJ 43963 147 3 map map NN 43963 147 4 was be VBD 43963 147 5 published publish VBN 43963 147 6 in in IN 43963 147 7 1815 1815 CD 43963 147 8 and and CC 43963 147 9 was be VBD 43963 147 10 described describe VBN 43963 147 11 as as IN 43963 147 12 follows:--"A follows:--"A NNP 43963 147 13 Geological Geological NNP 43963 147 14 Map Map NNP 43963 147 15 of of IN 43963 147 16 England England NNP 43963 147 17 and and CC 43963 147 18 Wales Wales NNP 43963 147 19 , , , 43963 147 20 with with IN 43963 147 21 part part NN 43963 147 22 of of IN 43963 147 23 Scotland Scotland NNP 43963 147 24 ; ; : 43963 147 25 exhibiting exhibit VBG 43963 147 26 the the DT 43963 147 27 Collieries Collieries NNPS 43963 147 28 , , , 43963 147 29 Mines Mines NNPS 43963 147 30 , , , 43963 147 31 and and CC 43963 147 32 Canals Canals NNP 43963 147 33 , , , 43963 147 34 the the DT 43963 147 35 Marshes Marshes NNPS 43963 147 36 and and CC 43963 147 37 Fen Fen NNP 43963 147 38 Lands Lands NNP 43963 147 39 originally originally RB 43963 147 40 overflowed overflow VBN 43963 147 41 by by IN 43963 147 42 the the DT 43963 147 43 Sea Sea NNP 43963 147 44 , , , 43963 147 45 and and CC 43963 147 46 the the DT 43963 147 47 varieties variety NNS 43963 147 48 of of IN 43963 147 49 Soil Soil NNP 43963 147 50 , , , 43963 147 51 according accord VBG 43963 147 52 to to IN 43963 147 53 the the DT 43963 147 54 variations variation NNS 43963 147 55 of of IN 43963 147 56 the the DT 43963 147 57 Substrata Substrata NNP 43963 147 58 ; ; , 43963 147 59 illustrated illustrate VBN 43963 147 60 by by IN 43963 147 61 the the DT 43963 147 62 most most RBS 43963 147 63 descriptive descriptive JJ 43963 147 64 Names name NNS 43963 147 65 of of IN 43963 147 66 Places Places NNPS 43963 147 67 and and CC 43963 147 68 of of IN 43963 147 69 Local Local NNP 43963 147 70 Districts Districts NNPS 43963 147 71 ; ; , 43963 147 72 showing show VBG 43963 147 73 also also RB 43963 147 74 the the DT 43963 147 75 Rivers Rivers NNPS 43963 147 76 , , , 43963 147 77 Sites Sites NNPS 43963 147 78 of of IN 43963 147 79 Parks Parks NNPS 43963 147 80 , , , 43963 147 81 and and CC 43963 147 82 principal principal JJ 43963 147 83 Seats Seats NNPS 43963 147 84 of of IN 43963 147 85 the the DT 43963 147 86 Nobility Nobility NNP 43963 147 87 and and CC 43963 147 88 Gentry Gentry NNP 43963 147 89 , , , 43963 147 90 and and CC 43963 147 91 the the DT 43963 147 92 opposite opposite JJ 43963 147 93 Coast Coast NNP 43963 147 94 of of IN 43963 147 95 France France NNP 43963 147 96 . . . 43963 148 1 By by IN 43963 148 2 William William NNP 43963 148 3 Smith Smith NNP 43963 148 4 , , , 43963 148 5 Mineral Mineral NNP 43963 148 6 Surveyor Surveyor NNP 43963 148 7 . . . 43963 148 8 " " '' 43963 149 1 The the DT 43963 149 2 map map NN 43963 149 3 was be VBD 43963 149 4 originally originally RB 43963 149 5 on on IN 43963 149 6 the the DT 43963 149 7 scale scale NN 43963 149 8 of of IN 43963 149 9 five five CD 43963 149 10 miles mile NNS 43963 149 11 to to IN 43963 149 12 an an DT 43963 149 13 inch inch NN 43963 149 14 . . . 43963 150 1 In in IN 43963 150 2 1819 1819 CD 43963 150 3 a a DT 43963 150 4 reduced reduced JJ 43963 150 5 map map NN 43963 150 6 was be VBD 43963 150 7 published publish VBN 43963 150 8 , , , 43963 150 9 and and CC 43963 150 10 in in IN 43963 150 11 later late JJR 43963 150 12 years year NNS 43963 150 13 a a DT 43963 150 14 series series NN 43963 150 15 of of IN 43963 150 16 county county NN 43963 150 17 maps map NNS 43963 150 18 . . . 43963 151 1 He -PRON- PRP 43963 151 2 also also RB 43963 151 3 published publish VBD 43963 151 4 several several JJ 43963 151 5 geological geological JJ 43963 151 6 sections section NNS 43963 151 7 , , , 43963 151 8 including include VBG 43963 151 9 one one CD 43963 151 10 ( ( -LRB- 43963 151 11 in in IN 43963 151 12 1819 1819 CD 43963 151 13 ) ) -RRB- 43963 151 14 showing show VBG 43963 151 15 the the DT 43963 151 16 strata strata NN 43963 151 17 from from IN 43963 151 18 London London NNP 43963 151 19 to to IN 43963 151 20 Snowdon Snowdon NNP 43963 151 21 . . . 43963 152 1 The the DT 43963 152 2 student student NN 43963 152 3 should should MD 43963 152 4 compare compare VB 43963 152 5 Smith Smith NNP 43963 152 6 's 's POS 43963 152 7 map map NN 43963 152 8 of of IN 43963 152 9 the the DT 43963 152 10 strata strata NN 43963 152 11 with with IN 43963 152 12 one one CD 43963 152 13 published publish VBN 43963 152 14 in in IN 43963 152 15 modern modern JJ 43963 152 16 times time NNS 43963 152 17 in in IN 43963 152 18 order order NN 43963 152 19 to to TO 43963 152 20 see see VB 43963 152 21 how how WRB 43963 152 22 accurate accurate JJ 43963 152 23 was be VBD 43963 152 24 Smith Smith NNP 43963 152 25 's 's POS 43963 152 26 delineation delineation NN 43963 152 27 of of IN 43963 152 28 the the DT 43963 152 29 outcrop outcrop NN 43963 152 30 of of IN 43963 152 31 the the DT 43963 152 32 later later JJ 43963 152 33 deposits deposit NNS 43963 152 34 of of IN 43963 152 35 our -PRON- PRP$ 43963 152 36 island island NN 43963 152 37 . . . 43963 153 1 The the DT 43963 153 2 following follow VBG 43963 153 3 table table NN 43963 153 4 , , , 43963 153 5 taken take VBN 43963 153 6 from from IN 43963 153 7 Phillips Phillips NNP 43963 153 8 ' ' POS 43963 153 9 memoir memoir NN 43963 153 10 , , , 43963 153 11 p. p. NN 43963 153 12 146 146 CD 43963 153 13 , , , 43963 153 14 is be VBZ 43963 153 15 also also RB 43963 153 16 of of IN 43963 153 17 interest interest NN 43963 153 18 as as IN 43963 153 19 showing show VBG 43963 153 20 the the DT 43963 153 21 development development NN 43963 153 22 of of IN 43963 153 23 Smith Smith NNP 43963 153 24 's 's POS 43963 153 25 work work NN 43963 153 26 and and CC 43963 153 27 the the DT 43963 153 28 completeness completeness NN 43963 153 29 of of IN 43963 153 30 his -PRON- PRP$ 43963 153 31 classification classification NN 43963 153 32 in in IN 43963 153 33 his -PRON- PRP$ 43963 153 34 later later JJ 43963 153 35 years year NNS 43963 153 36 , , , 43963 153 37 and and CC 43963 153 38 as as IN 43963 153 39 illustrating illustrate VBG 43963 153 40 how how WRB 43963 153 41 much much RB 43963 153 42 we -PRON- PRP 43963 153 43 are be VBP 43963 153 44 indebted indebted JJ 43963 153 45 to to IN 43963 153 46 Smith Smith NNP 43963 153 47 for for IN 43963 153 48 our -PRON- PRP$ 43963 153 49 present present JJ 43963 153 50 nomenclature nomenclature NN 43963 153 51 , , , 43963 153 52 so so RB 43963 153 53 much much RB 43963 153 54 so so IN 43963 153 55 that that IN 43963 153 56 as as IN 43963 153 57 Prof. Prof. NNP 43963 153 58 Sedgwick Sedgwick NNP 43963 153 59 remarked remark VBD 43963 153 60 when when WRB 43963 153 61 presenting present VBG 43963 153 62 the the DT 43963 153 63 first first JJ 43963 153 64 Wollaston Wollaston NNP 43963 153 65 Medal Medal NNP 43963 153 66 of of IN 43963 153 67 the the DT 43963 153 68 Geological Geological NNP 43963 153 69 Society Society NNP 43963 153 70 to to IN 43963 153 71 Smith Smith NNP 43963 153 72 , , , 43963 153 73 " " `` 43963 153 74 If if IN 43963 153 75 in in IN 43963 153 76 the the DT 43963 153 77 pride pride NN 43963 153 78 of of IN 43963 153 79 our -PRON- PRP$ 43963 153 80 present present JJ 43963 153 81 strength strength NN 43963 153 82 , , , 43963 153 83 we -PRON- PRP 43963 153 84 were be VBD 43963 153 85 disposed dispose VBN 43963 153 86 to to TO 43963 153 87 forget forget VB 43963 153 88 our -PRON- PRP$ 43963 153 89 origin origin NN 43963 153 90 , , , 43963 153 91 our -PRON- PRP$ 43963 153 92 very very JJ 43963 153 93 speech speech NN 43963 153 94 would would MD 43963 153 95 bewray bewray VB 43963 153 96 us -PRON- PRP 43963 153 97 : : : 43963 153 98 for for IN 43963 153 99 we -PRON- PRP 43963 153 100 use use VBP 43963 153 101 the the DT 43963 153 102 language language NN 43963 153 103 which which WDT 43963 153 104 he -PRON- PRP 43963 153 105 taught teach VBD 43963 153 106 us -PRON- PRP 43963 153 107 in in IN 43963 153 108 the the DT 43963 153 109 infancy infancy NN 43963 153 110 of of IN 43963 153 111 our -PRON- PRP$ 43963 153 112 science science NN 43963 153 113 . . . 43963 154 1 If if IN 43963 154 2 we -PRON- PRP 43963 154 3 , , , 43963 154 4 by by IN 43963 154 5 our -PRON- PRP$ 43963 154 6 united united NNP 43963 154 7 efforts effort NNS 43963 154 8 , , , 43963 154 9 are be VBP 43963 154 10 chiselling chisel VBG 43963 154 11 the the DT 43963 154 12 ornaments ornament NNS 43963 154 13 and and CC 43963 154 14 slowly slowly RB 43963 154 15 raising raise VBG 43963 154 16 up up RP 43963 154 17 the the DT 43963 154 18 pinnacles pinnacle NNS 43963 154 19 of of IN 43963 154 20 one one CD 43963 154 21 of of IN 43963 154 22 the the DT 43963 154 23 temples temple NNS 43963 154 24 of of IN 43963 154 25 nature nature NN 43963 154 26 , , , 43963 154 27 it -PRON- PRP 43963 154 28 was be VBD 43963 154 29 he -PRON- PRP 43963 154 30 who who WP 43963 154 31 gave give VBD 43963 154 32 the the DT 43963 154 33 plan plan NN 43963 154 34 , , , 43963 154 35 and and CC 43963 154 36 laid lay VBD 43963 154 37 the the DT 43963 154 38 foundations foundation NNS 43963 154 39 , , , 43963 154 40 and and CC 43963 154 41 erected erect VBD 43963 154 42 a a DT 43963 154 43 portion portion NN 43963 154 44 of of IN 43963 154 45 the the DT 43963 154 46 solid solid JJ 43963 154 47 walls wall NNS 43963 154 48 by by IN 43963 154 49 the the DT 43963 154 50 unassisted unassisted JJ 43963 154 51 labour labour NN 43963 154 52 of of IN 43963 154 53 his -PRON- PRP$ 43963 154 54 hands hand NNS 43963 154 55 . . . 43963 155 1 " " `` 43963 155 2 [ [ -LRB- 43963 155 3 6 6 CD 43963 155 4 ] ] -RRB- 43963 155 5 [ [ -LRB- 43963 155 6 Footnote Footnote NNP 43963 155 7 6 6 CD 43963 155 8 : : : 43963 155 9 The the DT 43963 155 10 reader reader NN 43963 155 11 may may MD 43963 155 12 consult consult VB 43963 155 13 an an DT 43963 155 14 interesting interesting JJ 43963 155 15 paper paper NN 43963 155 16 by by IN 43963 155 17 Professor Professor NNP 43963 155 18 Judd Judd NNP 43963 155 19 , , , 43963 155 20 on on IN 43963 155 21 " " `` 43963 155 22 William William NNP 43963 155 23 Smith Smith NNP 43963 155 24 's 's POS 43963 155 25 Manuscript Manuscript NNP 43963 155 26 Maps Maps NNPS 43963 155 27 , , , 43963 155 28 " " '' 43963 155 29 _ _ NNP 43963 155 30 Geological Geological NNP 43963 155 31 Magazine Magazine NNP 43963 155 32 _ _ NNP 43963 155 33 , , , 43963 155 34 Decade Decade NNP 43963 155 35 IV IV NNP 43963 155 36 . . . 43963 156 1 vol vol NNP 43963 156 2 . . . 43963 157 1 IV IV NNP 43963 157 2 . . . 43963 158 1 ( ( -LRB- 43963 158 2 1897 1897 CD 43963 158 3 ) ) -RRB- 43963 158 4 p. p. NN 43963 159 1 439 439 CD 43963 159 2 . . . 43963 159 3 ] ] -RRB- 43963 160 1 Comparative comparative JJ 43963 160 2 View View NNP 43963 160 3 of of IN 43963 160 4 the the DT 43963 160 5 Names Names NNPS 43963 160 6 and and CC 43963 160 7 Succession Succession NNP 43963 160 8 of of IN 43963 160 9 the the DT 43963 160 10 Strata Strata NNP 43963 160 11 . . . 43963 161 1 --------------------+-------------------------+-------------------------- --------------------+-------------------------+-------------------------- NFP 43963 161 2 | | JJ 43963 161 3 | | CD 43963 161 4 Improved improved JJ 43963 161 5 table table NN 43963 161 6 drawn draw VBN 43963 161 7 up up RP 43963 161 8 Table table NN 43963 161 9 drawn draw VBN 43963 161 10 up up RP 43963 161 11 | | JJ 43963 161 12 Table table NN 43963 161 13 accompanying accompany VBG 43963 161 14 the the DT 43963 161 15 | | CD 43963 161 16 in in IN 43963 161 17 1815 1815 CD 43963 161 18 and and CC 43963 161 19 1816 1816 CD 43963 161 20 after after IN 43963 161 21 in in IN 43963 161 22 1799 1799 CD 43963 161 23 . . . 43963 162 1 | | NNP 43963 162 2 map map NN 43963 162 3 , , , 43963 162 4 drawn draw VBN 43963 162 5 up up RP 43963 162 6 in in IN 43963 162 7 1812 1812 CD 43963 162 8 . . . 43963 163 1 | | VB 43963 163 2 the the DT 43963 163 3 first first JJ 43963 163 4 copies copy NNS 43963 163 5 of of IN 43963 163 6 the the DT 43963 163 7 | | NNP 43963 163 8 | | NNP 43963 163 9 map map NN 43963 163 10 had have VBD 43963 163 11 been be VBN 43963 163 12 issued issue VBN 43963 163 13 . . . 43963 164 1 --------------------+-------------------------+-------------------------- --------------------+-------------------------+-------------------------- NFP 43963 164 2 | | NNP 43963 164 3 London London NNP 43963 164 4 Clay Clay NNP 43963 164 5 | | NNP 43963 164 6 1 1 CD 43963 164 7 London London NNP 43963 164 8 Clay Clay NNP 43963 164 9 | | NNP 43963 164 10 Clay Clay NNP 43963 164 11 or or CC 43963 164 12 Brick Brick NNP 43963 164 13 - - HYPH 43963 164 14 earth earth NN 43963 164 15 | | CD 43963 164 16 2 2 CD 43963 164 17 Sand Sand NNP 43963 164 18 | | NNP 43963 164 19 | | NNP 43963 164 20 3 3 CD 43963 164 21 Crag Crag NNP 43963 164 22 | | NNP 43963 164 23 Sand Sand NNP 43963 164 24 or or CC 43963 164 25 light light JJ 43963 164 26 loam loam NN 43963 164 27 | | NNP 43963 164 28 4 4 CD 43963 164 29 Sand Sand NNP 43963 164 30 1 1 CD 43963 164 31 Chalk Chalk NNP 43963 164 32 | | NNP 43963 164 33 Chalk Chalk NNP 43963 164 34 | | NNP 43963 164 35 5 5 CD 43963 164 36 Chalk Chalk NNP 43963 164 37 { { -LRB- 43963 164 38 Upper Upper NNP 43963 164 39 | | NNP 43963 164 40 | | NNP 43963 164 41 { { -LRB- 43963 164 42 Lower low JJR 43963 164 43 2 2 CD 43963 164 44 Sand Sand NNP 43963 164 45 | | NNP 43963 164 46 Green Green NNP 43963 164 47 Sand Sand NNP 43963 164 48 | | NNP 43963 164 49 6 6 CD 43963 164 50 Green Green NNP 43963 164 51 Sand Sand NNP 43963 164 52 | | NNP 43963 164 53 Blue Blue NNP 43963 164 54 Marl Marl NNP 43963 164 55 | | NNP 43963 164 56 7 7 CD 43963 164 57 Brick Brick NNP 43963 164 58 Earth Earth NNP 43963 164 59 | | NNP 43963 164 60 Purbeck Purbeck NNP 43963 164 61 Stone Stone NNP 43963 164 62 , , , 43963 164 63 Kentish Kentish NNP 43963 164 64 { { -LRB- 43963 164 65 | | CD 43963 164 66 8 8 CD 43963 164 67 Sand Sand NNP 43963 164 68 | | NNP 43963 164 69 Rag Rag NNP 43963 164 70 and and CC 43963 164 71 Limestone Limestone NNP 43963 164 72 { { -LRB- 43963 164 73 | | CD 43963 164 74 9 9 CD 43963 164 75 Portland Portland NNP 43963 164 76 Rock Rock NNP 43963 164 77 | | NNP 43963 164 78 of of IN 43963 164 79 the the DT 43963 164 80 vales vale NNS 43963 164 81 { { -LRB- 43963 164 82 | | CD 43963 164 83 10 10 CD 43963 164 84 Sand Sand NNP 43963 164 85 | | NNP 43963 164 86 of of IN 43963 164 87 Pickering Pickering NNP 43963 164 88 and and CC 43963 164 89 { { -LRB- 43963 164 90 | | CD 43963 164 91 11 11 CD 43963 164 92 Oaktree Oaktree NNP 43963 164 93 Clay Clay NNP 43963 164 94 | | NNP 43963 164 95 Aylesbury Aylesbury NNP 43963 164 96 , , , 43963 164 97 { { -LRB- 43963 164 98 | | CD 43963 164 99 12 12 CD 43963 164 100 Coral Coral NNP 43963 164 101 Rag Rag NNP 43963 164 102 and and CC 43963 164 103 Pisolite Pisolite NNP 43963 164 104 | | NNP 43963 164 105 Iron Iron NNP 43963 164 106 Sand Sand NNP 43963 164 107 and and CC 43963 164 108 Carstone Carstone NNP 43963 164 109 { { -LRB- 43963 164 110 | | CD 43963 164 111 13 13 CD 43963 164 112 Sand sand NN 43963 164 113 3 3 CD 43963 164 114 Clay Clay NNP 43963 164 115 | | NNP 43963 164 116 Dark Dark NNP 43963 164 117 Blue Blue NNP 43963 164 118 Shale Shale NNP 43963 164 119 | | CD 43963 164 120 14 14 CD 43963 164 121 Clunch Clunch NNP 43963 164 122 Clay Clay NNP 43963 164 123 and and CC 43963 164 124 Shale Shale NNP 43963 164 125 | | NNP 43963 164 126 | | CD 43963 164 127 15 15 CD 43963 164 128 Kelloway Kelloway NNP 43963 164 129 's 's POS 43963 164 130 Stone Stone NNP 43963 164 131 | | NNP 43963 164 132 Cornbrash Cornbrash NNP 43963 164 133 | | NNP 43963 164 134 16 16 CD 43963 164 135 Cornbrash Cornbrash NNP 43963 164 136 4 4 CD 43963 164 137 Sand Sand NNP 43963 164 138 and and CC 43963 164 139 Stone Stone NNP 43963 164 140 | | NNP 43963 164 141 | | NNP 43963 164 142 17 17 CD 43963 164 143 Sand Sand NNP 43963 164 144 and and CC 43963 164 145 Sandstone Sandstone NNP 43963 164 146 5 5 CD 43963 164 147 Clay Clay NNP 43963 164 148 | | NNP 43963 164 149 | | CD 43963 164 150 6 6 CD 43963 164 151 Forest Forest NNP 43963 164 152 Marble Marble NNP 43963 164 153 | | NNP 43963 164 154 Forest Forest NNP 43963 164 155 Marble Marble NNP 43963 164 156 Rock Rock NNP 43963 164 157 | | NNP 43963 164 158 18 18 CD 43963 164 159 Forest Forest NNP 43963 164 160 Marble Marble NNP 43963 164 161 | | NNP 43963 164 162 | | CD 43963 164 163 19 19 CD 43963 164 164 Clay clay NN 43963 164 165 over over IN 43963 164 166 Upper Upper NNP 43963 164 167 | | NNP 43963 164 168 | | NNP 43963 164 169 Oolite Oolite NNP 43963 164 170 7 7 CD 43963 164 171 Freestone Freestone NNP 43963 164 172 | | CD 43963 164 173 Great Great NNP 43963 164 174 Oolite Oolite NNP 43963 164 175 Rock Rock NNP 43963 164 176 | | NNP 43963 164 177 20 20 CD 43963 164 178 Upper Upper NNP 43963 164 179 Oolite Oolite NNP 43963 164 180 8 8 CD 43963 164 181 Blue Blue NNP 43963 164 182 Clay Clay NNP 43963 164 183 } } -RRB- 43963 164 184 | | NNP 43963 164 185 | | CD 43963 164 186 9 9 CD 43963 164 187 Yellow Yellow NNP 43963 164 188 Clay Clay NNP 43963 164 189 } } -RRB- 43963 164 190 | | NNP 43963 164 191 | | CD 43963 164 192 10 10 CD 43963 164 193 Fuller Fuller NNP 43963 164 194 's 's POS 43963 164 195 Earth Earth NNP 43963 164 196 } } -RRB- 43963 164 197 | | NNP 43963 164 198 | | CD 43963 164 199 21 21 CD 43963 164 200 Fuller Fuller NNPS 43963 164 201 's 's POS 43963 164 202 Earth Earth NNP 43963 164 203 and and CC 43963 164 204 } } -RRB- 43963 164 205 | | NNP 43963 164 206 | | NNP 43963 164 207 Rock Rock NNP 43963 164 208 11 11 CD 43963 164 209 Bastard Bastard NNP 43963 164 210 ditto ditto NN 43963 164 211 } } -RRB- 43963 164 212 | | NNP 43963 164 213 | | NNS 43963 164 214 and and CC 43963 164 215 Sundries sundrie NNS 43963 164 216 } } -RRB- 43963 164 217 | | NNP 43963 164 218 | | CD 43963 164 219 12 12 CD 43963 164 220 Freestone Freestone NNP 43963 164 221 | | CD 43963 164 222 Under under IN 43963 164 223 Oolite Oolite NNP 43963 164 224 | | CD 43963 164 225 22 22 CD 43963 164 226 Under under IN 43963 164 227 Oolite Oolite NNP 43963 164 228 13 13 CD 43963 164 229 Sand Sand NNP 43963 164 230 | | NNP 43963 164 231 | | CD 43963 164 232 23 23 CD 43963 164 233 Sand Sand NNP 43963 164 234 | | NNP 43963 164 235 | | CD 43963 164 236 24 24 CD 43963 164 237 Marlstone marlstone NN 43963 164 238 14 14 CD 43963 164 239 Marl Marl NNP 43963 164 240 Blue blue JJ 43963 164 241 | | NNP 43963 164 242 Blue Blue NNP 43963 164 243 Marl Marl NNP 43963 164 244 | | NNP 43963 164 245 25 25 CD 43963 164 246 Blue Blue NNP 43963 164 247 Marl Marl NNP 43963 164 248 15 15 CD 43963 164 249 Blue Blue NNP 43963 164 250 Lias Lias NNPS 43963 164 251 | | NNP 43963 164 252 Blue Blue NNP 43963 164 253 Lias Lias NNPS 43963 164 254 | | NNP 43963 164 255 26 26 CD 43963 164 256 Blue Blue NNP 43963 164 257 Lias Lias NNPS 43963 164 258 16 16 CD 43963 164 259 White White NNP 43963 164 260 Lias Lias NNPS 43963 164 261 | | NNP 43963 164 262 White White NNP 43963 164 263 Lias Lias NNPS 43963 164 264 | | VBD 43963 164 265 27 27 CD 43963 164 266 White White NNP 43963 164 267 Lias Lias NNPS 43963 164 268 17 17 CD 43963 164 269 Marlstone Marlstone NNP 43963 164 270 , , , 43963 164 271 Indigo| Indigo| NNP 43963 164 272 | | NNP 43963 164 273 and and CC 43963 164 274 Black Black NNP 43963 164 275 Marls Marls NNP 43963 164 276 | | NNP 43963 164 277 | | NNP 43963 164 278 18 18 CD 43963 164 279 Red Red NNP 43963 164 280 Ground Ground NNP 43963 164 281 | | NNP 43963 164 282 Red Red NNP 43963 164 283 Marl Marl NNP 43963 164 284 and and CC 43963 164 285 Gypsum Gypsum NNP 43963 164 286 | | NNP 43963 164 287 28 28 CD 43963 164 288 Red Red NNP 43963 164 289 Marl Marl NNP 43963 164 290 19 19 CD 43963 164 291 Millstone Millstone NNP 43963 164 292 | | HYPH 43963 164 293 Magnesian Magnesian NNP 43963 164 294 Limestone Limestone NNP 43963 164 295 | | CD 43963 164 296 29 29 CD 43963 164 297 Redland Redland NNP 43963 164 298 Limestone Limestone NNP 43963 164 299 | | NNP 43963 164 300 Soft Soft NNP 43963 164 301 Sandstone Sandstone NNP 43963 164 302 | | NNP 43963 164 303 20 20 CD 43963 164 304 Pennant Pennant NNP 43963 164 305 Street Street NNP 43963 164 306 } } -RRB- 43963 164 307 | | NNP 43963 164 308 | | CD 43963 164 309 21 21 CD 43963 164 310 Grays Grays NNPS 43963 164 311 } } -RRB- 43963 164 312 | | NNP 43963 164 313 Coal Coal NNP 43963 164 314 Districts Districts NNPS 43963 164 315 | | NNP 43963 164 316 30 30 CD 43963 164 317 Coal coal NN 43963 164 318 Measures measure VBZ 43963 164 319 22 22 CD 43963 164 320 Cliff Cliff NNP 43963 164 321 } } -RRB- 43963 164 322 | | NNP 43963 164 323 | | CD 43963 164 324 23 23 CD 43963 164 325 Coal Coal NNP 43963 164 326 } } -RRB- 43963 164 327 | | NNP 43963 164 328 | | NNP 43963 164 329 | | CD 43963 164 330 Derbyshire Derbyshire NNP 43963 164 331 Limestone Limestone NNP 43963 164 332 | | CD 43963 164 333 31 31 CD 43963 164 334 Mountain Mountain NNP 43963 164 335 Limestone Limestone NNP 43963 164 336 | | : 43963 164 337 Red Red NNP 43963 164 338 and and CC 43963 164 339 Dunstone Dunstone NNP 43963 164 340 | | NNP 43963 164 341 32 32 CD 43963 164 342 Red Red NNP 43963 164 343 Rhab Rhab NNP 43963 164 344 and and CC 43963 164 345 Dunstone Dunstone NNP 43963 164 346 | | NNP 43963 164 347 Killas Killas NNP 43963 164 348 or or CC 43963 164 349 Slate Slate NNP 43963 164 350 | | NNP 43963 164 351 33 33 CD 43963 164 352 Killas Killas NNP 43963 164 353 | | NNP 43963 164 354 Granite Granite NNP 43963 164 355 , , , 43963 164 356 Sienite Sienite NNP 43963 164 357 and and CC 43963 164 358 | | NNP 43963 164 359 34 34 CD 43963 164 360 Granite Granite NNP 43963 164 361 , , , 43963 164 362 Sienite Sienite NNP 43963 164 363 and and CC 43963 164 364 | | NNP 43963 164 365 Gneiss Gneiss NNP 43963 164 366 | | HYPH 43963 164 367 Gneiss Gneiss NNP 43963 164 368 --------------------+-------------------------+-------------------------- --------------------+-------------------------+-------------------------- NFP 43963 164 369 The the DT 43963 164 370 above above JJ 43963 164 371 table table NN 43963 164 372 contains contain VBZ 43963 164 373 a a DT 43963 164 374 very very RB 43963 164 375 complete complete JJ 43963 164 376 classification classification NN 43963 164 377 of of IN 43963 164 378 the the DT 43963 164 379 British british JJ 43963 164 380 Mesozoic Mesozoic NNP 43963 164 381 rocks rock NNS 43963 164 382 , , , 43963 164 383 one one CD 43963 164 384 of of IN 43963 164 385 the the DT 43963 164 386 Tertiary tertiary JJ 43963 164 387 strata strata NN 43963 164 388 which which WDT 43963 164 389 is be VBZ 43963 164 390 less less RBR 43963 164 391 complete complete JJ 43963 164 392 , , , 43963 164 393 and and CC 43963 164 394 a a DT 43963 164 395 preliminary preliminary JJ 43963 164 396 division division NN 43963 164 397 of of IN 43963 164 398 the the DT 43963 164 399 Palæozoic Palæozoic NNP 43963 164 400 rocks rock NNS 43963 164 401 into into IN 43963 164 402 Permian Permian NNP 43963 164 403 ( ( -LRB- 43963 164 404 Redland Redland NNP 43963 164 405 Limestone Limestone NNP 43963 164 406 ) ) -RRB- 43963 164 407 , , , 43963 164 408 Carboniferous Carboniferous NNP 43963 164 409 ( ( -LRB- 43963 164 410 Coal Coal NNP 43963 164 411 Measures Measures NNPS 43963 164 412 and and CC 43963 164 413 Mountain Mountain NNP 43963 164 414 Limestone Limestone NNP 43963 164 415 ) ) -RRB- 43963 164 416 , , , 43963 164 417 Devonian Devonian NNP 43963 164 418 ( ( -LRB- 43963 164 419 Red Red NNP 43963 164 420 Rhab Rhab NNP 43963 164 421 and and CC 43963 164 422 Dunstone Dunstone NNP 43963 164 423 ) ) -RRB- 43963 164 424 and and CC 43963 164 425 Lower Lower NNP 43963 164 426 Palæozoic Palæozoic NNP 43963 164 427 ( ( -LRB- 43963 164 428 Killas Killas NNP 43963 164 429 ) ) -RRB- 43963 164 430 . . . 43963 165 1 Since since IN 43963 165 2 Smith Smith NNP 43963 165 3 's 's POS 43963 165 4 time time NN 43963 165 5 the the DT 43963 165 6 main main JJ 43963 165 7 work work NN 43963 165 8 which which WDT 43963 165 9 has have VBZ 43963 165 10 been be VBN 43963 165 11 done do VBN 43963 165 12 in in IN 43963 165 13 classification classification NN 43963 165 14 is be VBZ 43963 165 15 a a DT 43963 165 16 fuller full JJR 43963 165 17 elucidation elucidation NN 43963 165 18 of of IN 43963 165 19 the the DT 43963 165 20 sequence sequence NN 43963 165 21 of of IN 43963 165 22 the the DT 43963 165 23 Tertiary Tertiary NNP 43963 165 24 and and CC 43963 165 25 Palæozoic Palæozoic NNP 43963 165 26 Rocks Rocks NNPS 43963 165 27 , , , 43963 165 28 and and CC 43963 165 29 this this DT 43963 165 30 we -PRON- PRP 43963 165 31 may may MD 43963 165 32 now now RB 43963 165 33 consider consider VB 43963 165 34 . . . 43963 166 1 The the DT 43963 166 2 Mesozoic Mesozoic NNP 43963 166 3 rocks rock NNS 43963 166 4 are be VBP 43963 166 5 developed develop VBN 43963 166 6 in in IN 43963 166 7 Britain Britain NNP 43963 166 8 under under IN 43963 166 9 circumstances circumstance NNS 43963 166 10 which which WDT 43963 166 11 render render VBP 43963 166 12 the the DT 43963 166 13 application application NN 43963 166 14 of of IN 43963 166 15 the the DT 43963 166 16 test test NN 43963 166 17 of of IN 43963 166 18 superposition superposition NN 43963 166 19 comparatively comparatively RB 43963 166 20 simple simple JJ 43963 166 21 , , , 43963 166 22 for for IN 43963 166 23 the the DT 43963 166 24 various various JJ 43963 166 25 subdivisions subdivision NNS 43963 166 26 crop crop NN 43963 166 27 out out RP 43963 166 28 on on IN 43963 166 29 the the DT 43963 166 30 surface surface NN 43963 166 31 over over IN 43963 166 32 long long JJ 43963 166 33 distances distance NNS 43963 166 34 , , , 43963 166 35 and and CC 43963 166 36 the the DT 43963 166 37 stratification stratification NN 43963 166 38 is be VBZ 43963 166 39 not not RB 43963 166 40 greatly greatly RB 43963 166 41 disturbed disturb VBN 43963 166 42 . . . 43963 167 1 With with IN 43963 167 2 the the DT 43963 167 3 Tertiary Tertiary NNP 43963 167 4 and and CC 43963 167 5 Palæozoic Palæozoic NNP 43963 167 6 Rocks Rocks NNPS 43963 167 7 it -PRON- PRP 43963 167 8 is be VBZ 43963 167 9 otherwise otherwise RB 43963 167 10 , , , 43963 167 11 for for IN 43963 167 12 some some DT 43963 167 13 members member NNS 43963 167 14 of of IN 43963 167 15 the the DT 43963 167 16 former former JJ 43963 167 17 are be VBP 43963 167 18 found find VBN 43963 167 19 in in IN 43963 167 20 isolated isolated JJ 43963 167 21 patches patch NNS 43963 167 22 , , , 43963 167 23 whilst whilst IN 43963 167 24 the the DT 43963 167 25 latter latter JJ 43963 167 26 have have VBP 43963 167 27 usually usually RB 43963 167 28 been be VBN 43963 167 29 much much RB 43963 167 30 disturbed disturb VBN 43963 167 31 after after IN 43963 167 32 their -PRON- PRP$ 43963 167 33 formation formation NN 43963 167 34 . . . 43963 168 1 Commencing commence VBG 43963 168 2 with with IN 43963 168 3 the the DT 43963 168 4 Tertiary tertiary JJ 43963 168 5 deposits deposit NNS 43963 168 6 we -PRON- PRP 43963 168 7 may may MD 43963 168 8 note note VB 43963 168 9 that that IN 43963 168 10 " " `` 43963 168 11 the the DT 43963 168 12 first first JJ 43963 168 13 deposits deposit NNS 43963 168 14 of of IN 43963 168 15 this this DT 43963 168 16 class class NN 43963 168 17 , , , 43963 168 18 of of IN 43963 168 19 which which WDT 43963 168 20 the the DT 43963 168 21 characters character NNS 43963 168 22 were be VBD 43963 168 23 accurately accurately RB 43963 168 24 determined determine VBN 43963 168 25 , , , 43963 168 26 were be VBD 43963 168 27 those those DT 43963 168 28 occurring occur VBG 43963 168 29 in in IN 43963 168 30 the the DT 43963 168 31 neighbourhood neighbourhood NN 43963 168 32 of of IN 43963 168 33 Paris Paris NNP 43963 168 34 , , , 43963 168 35 described describe VBN 43963 168 36 in in IN 43963 168 37 1810 1810 CD 43963 168 38 by by IN 43963 168 39 MM MM NNP 43963 168 40 . . . 43963 169 1 Cuvier cuvi JJR 43963 169 2 and and CC 43963 169 3 Brongniart Brongniart NNP 43963 169 4 .... .... NFP 43963 169 5 Strata Strata NNP 43963 169 6 were be VBD 43963 169 7 soon soon RB 43963 169 8 afterwards afterwards RB 43963 169 9 brought bring VBN 43963 169 10 to to IN 43963 169 11 light light NN 43963 169 12 in in IN 43963 169 13 the the DT 43963 169 14 vicinity vicinity NN 43963 169 15 of of IN 43963 169 16 London London NNP 43963 169 17 , , , 43963 169 18 and and CC 43963 169 19 in in IN 43963 169 20 Hampshire Hampshire NNP 43963 169 21 , , , 43963 169 22 which which WDT 43963 169 23 although although IN 43963 169 24 dissimilar dissimilar JJ 43963 169 25 in in IN 43963 169 26 mineral mineral NN 43963 169 27 composition composition NN 43963 169 28 were be VBD 43963 169 29 justly justly RB 43963 169 30 inferred infer VBN 43963 169 31 by by IN 43963 169 32 Mr Mr NNP 43963 169 33 T. T. NNP 43963 169 34 Webster Webster NNP 43963 169 35 to to TO 43963 169 36 be be VB 43963 169 37 of of IN 43963 169 38 the the DT 43963 169 39 same same JJ 43963 169 40 age age NN 43963 169 41 as as IN 43963 169 42 those those DT 43963 169 43 of of IN 43963 169 44 Paris Paris NNP 43963 169 45 , , , 43963 169 46 because because IN 43963 169 47 the the DT 43963 169 48 greater great JJR 43963 169 49 number number NN 43963 169 50 of of IN 43963 169 51 fossil fossil NN 43963 169 52 shells shell NNS 43963 169 53 were be VBD 43963 169 54 specifically specifically RB 43963 169 55 identical[7 identical[7 NNPS 43963 169 56 ] ] -RRB- 43963 169 57 . . . 43963 169 58 " " '' 43963 170 1 It -PRON- PRP 43963 170 2 is be VBZ 43963 170 3 to to TO 43963 170 4 Lyell Lyell NNP 43963 170 5 that that IN 43963 170 6 we -PRON- PRP 43963 170 7 owe owe VBP 43963 170 8 the the DT 43963 170 9 establishment establishment NN 43963 170 10 of of IN 43963 170 11 a a DT 43963 170 12 satisfactory satisfactory JJ 43963 170 13 classification classification NN 43963 170 14 of of IN 43963 170 15 the the DT 43963 170 16 Tertiary Tertiary NNP 43963 170 17 deposits deposit NNS 43963 170 18 which which WDT 43963 170 19 is be VBZ 43963 170 20 the the DT 43963 170 21 basis basis NN 43963 170 22 of of IN 43963 170 23 later later JJ 43963 170 24 classifications classification NNS 43963 170 25 . . . 43963 171 1 Recognising recognise VBG 43963 171 2 the the DT 43963 171 3 difficulty difficulty NN 43963 171 4 of of IN 43963 171 5 applying apply VBG 43963 171 6 the the DT 43963 171 7 ordinary ordinary JJ 43963 171 8 test test NN 43963 171 9 of of IN 43963 171 10 superposition superposition NN 43963 171 11 to to IN 43963 171 12 deposits deposit NNS 43963 171 13 so so RB 43963 171 14 scattered scatter VBN 43963 171 15 as as IN 43963 171 16 are be VBP 43963 171 17 those those DT 43963 171 18 of of IN 43963 171 19 Tertiary Tertiary NNP 43963 171 20 age age NN 43963 171 21 in in IN 43963 171 22 north north NN 43963 171 23 - - HYPH 43963 171 24 west west NN 43963 171 25 Europe Europe NNP 43963 171 26 , , , 43963 171 27 he -PRON- PRP 43963 171 28 in in IN 43963 171 29 1830 1830 CD 43963 171 30 , , , 43963 171 31 assisted assist VBN 43963 171 32 by by IN 43963 171 33 G. G. NNP 43963 171 34 P. P. NNP 43963 171 35 Deshayes Deshayes NNP 43963 171 36 , , , 43963 171 37 proposed propose VBD 43963 171 38 a a DT 43963 171 39 classification classification NN 43963 171 40 based base VBN 43963 171 41 on on IN 43963 171 42 the the DT 43963 171 43 percentage percentage NN 43963 171 44 of of IN 43963 171 45 recent recent JJ 43963 171 46 mollusca mollusca NN 43963 171 47 in in IN 43963 171 48 the the DT 43963 171 49 various various JJ 43963 171 50 deposits deposit NNS 43963 171 51 . . . 43963 172 1 It -PRON- PRP 43963 172 2 may may MD 43963 172 3 be be VB 43963 172 4 noted note VBN 43963 172 5 , , , 43963 172 6 that that IN 43963 172 7 although although IN 43963 172 8 this this DT 43963 172 9 method method NN 43963 172 10 was be VBD 43963 172 11 sufficient sufficient JJ 43963 172 12 for for IN 43963 172 13 the the DT 43963 172 14 purpose purpose NN 43963 172 15 , , , 43963 172 16 it -PRON- PRP 43963 172 17 has have VBZ 43963 172 18 been be VBN 43963 172 19 practically practically RB 43963 172 20 superseded supersede VBN 43963 172 21 , , , 43963 172 22 as as IN 43963 172 23 the the DT 43963 172 24 result result NN 43963 172 25 of of IN 43963 172 26 increase increase NN 43963 172 27 of of IN 43963 172 28 our -PRON- PRP$ 43963 172 29 knowledge knowledge NN 43963 172 30 of of IN 43963 172 31 the the DT 43963 172 32 Tertiary tertiary JJ 43963 172 33 faunas fauna NNS 43963 172 34 , , , 43963 172 35 by by IN 43963 172 36 the the DT 43963 172 37 more more RBR 43963 172 38 general general JJ 43963 172 39 method method NN 43963 172 40 of of IN 43963 172 41 identifying identify VBG 43963 172 42 the the DT 43963 172 43 various various JJ 43963 172 44 divisions division NNS 43963 172 45 by by IN 43963 172 46 their -PRON- PRP$ 43963 172 47 actual actual JJ 43963 172 48 fossils fossil NNS 43963 172 49 without without IN 43963 172 50 reference reference NN 43963 172 51 to to IN 43963 172 52 the the DT 43963 172 53 number number NN 43963 172 54 of of IN 43963 172 55 living living NN 43963 172 56 forms form NNS 43963 172 57 contained contain VBD 43963 172 58 amongst amongst IN 43963 172 59 them -PRON- PRP 43963 172 60 . . . 43963 173 1 The the DT 43963 173 2 further further JJ 43963 173 3 study study NN 43963 173 4 of of IN 43963 173 5 the the DT 43963 173 6 British British NNP 43963 173 7 Tertiary Tertiary NNP 43963 173 8 rocks rock NNS 43963 173 9 was be VBD 43963 173 10 largely largely RB 43963 173 11 carried carry VBN 43963 173 12 on on RP 43963 173 13 by by IN 43963 173 14 Joseph Joseph NNP 43963 173 15 Prestwich Prestwich NNP 43963 173 16 , , , 43963 173 17 formerly formerly RB 43963 173 18 Professor Professor NNP 43963 173 19 of of IN 43963 173 20 Geology Geology NNP 43963 173 21 in in IN 43963 173 22 the the DT 43963 173 23 University University NNP 43963 173 24 of of IN 43963 173 25 Oxford Oxford NNP 43963 173 26 . . . 43963 174 1 [ [ -LRB- 43963 174 2 Footnote Footnote NNP 43963 174 3 7 7 CD 43963 174 4 : : : 43963 174 5 Lyell Lyell NNP 43963 174 6 , , , 43963 174 7 _ _ NNP 43963 174 8 Students Students NNPS 43963 174 9 ' ' POS 43963 174 10 Elements Elements NNPS 43963 174 11 of of IN 43963 174 12 Geology Geology NNP 43963 174 13 _ _ NNP 43963 174 14 . . . 43963 175 1 2nd 2nd NNP 43963 175 2 Edition Edition NNP 43963 175 3 , , , 43963 175 4 p. p. NN 43963 176 1 118 118 CD 43963 176 2 . . . 43963 176 3 ] ] -RRB- 43963 177 1 Amongst amongst IN 43963 177 2 the the DT 43963 177 3 Palæozoic Palæozoic NNP 43963 177 4 rocks rock NNS 43963 177 5 , , , 43963 177 6 it -PRON- PRP 43963 177 7 has have VBZ 43963 177 8 been be VBN 43963 177 9 seen see VBN 43963 177 10 that that IN 43963 177 11 the the DT 43963 177 12 Permian permian JJ 43963 177 13 , , , 43963 177 14 Carboniferous Carboniferous NNP 43963 177 15 and and CC 43963 177 16 some some DT 43963 177 17 of of IN 43963 177 18 the the DT 43963 177 19 Devonian Devonian NNP 43963 177 20 beds bed NNS 43963 177 21 were be VBD 43963 177 22 recognised recognise VBN 43963 177 23 as as IN 43963 177 24 distinct distinct JJ 43963 177 25 by by IN 43963 177 26 Smith Smith NNP 43963 177 27 , , , 43963 177 28 though though IN 43963 177 29 a a DT 43963 177 30 large large JJ 43963 177 31 number number NN 43963 177 32 of of IN 43963 177 33 deposits deposit NNS 43963 177 34 now now RB 43963 177 35 known know VBN 43963 177 36 to to TO 43963 177 37 belong belong VB 43963 177 38 to to IN 43963 177 39 the the DT 43963 177 40 last last JJ 43963 177 41 named name VBN 43963 177 42 were be VBD 43963 177 43 thrown throw VBN 43963 177 44 in in RP 43963 177 45 with with IN 43963 177 46 other other JJ 43963 177 47 rocks rock NNS 43963 177 48 as as IN 43963 177 49 ' ' `` 43963 177 50 killas killas NNP 43963 177 51 . . . 43963 177 52 ' ' '' 43963 178 1 The the DT 43963 178 2 Devonian Devonian NNP 43963 178 3 system system NN 43963 178 4 was be VBD 43963 178 5 established establish VBN 43963 178 6 and and CC 43963 178 7 the the DT 43963 178 8 name name NN 43963 178 9 given give VBN 43963 178 10 to to IN 43963 178 11 it -PRON- PRP 43963 178 12 in in IN 43963 178 13 1838 1838 CD 43963 178 14 by by IN 43963 178 15 Sedgwick Sedgwick NNP 43963 178 16 and and CC 43963 178 17 Murchison Murchison NNP 43963 178 18 , , , 43963 178 19 largely largely RB 43963 178 20 owing owe VBG 43963 178 21 to to IN 43963 178 22 the the DT 43963 178 23 palæontological palæontological JJ 43963 178 24 researches research NNS 43963 178 25 of of IN 43963 178 26 Lonsdale Lonsdale NNP 43963 178 27 . . . 43963 179 1 An an DT 43963 179 2 attempt attempt NN 43963 179 3 was be VBD 43963 179 4 subsequently subsequently RB 43963 179 5 made make VBN 43963 179 6 to to TO 43963 179 7 abolish abolish VB 43963 179 8 the the DT 43963 179 9 system system NN 43963 179 10 , , , 43963 179 11 but but CC 43963 179 12 the the DT 43963 179 13 detailed detailed JJ 43963 179 14 palæontological palæontological JJ 43963 179 15 studies study NNS 43963 179 16 of of IN 43963 179 17 R. R. NNP 43963 179 18 Etheridge Etheridge NNP 43963 179 19 finally finally RB 43963 179 20 placed place VBD 43963 179 21 it -PRON- PRP 43963 179 22 upon upon IN 43963 179 23 a a DT 43963 179 24 secure secure JJ 43963 179 25 basis basis NN 43963 179 26 . . . 43963 180 1 The the DT 43963 180 2 establishment establishment NN 43963 180 3 of of IN 43963 180 4 the the DT 43963 180 5 Devonian Devonian NNP 43963 180 6 system system NN 43963 180 7 cleared clear VBD 43963 180 8 the the DT 43963 180 9 way way NN 43963 180 10 for for IN 43963 180 11 the the DT 43963 180 12 right right JJ 43963 180 13 understanding understanding NN 43963 180 14 of of IN 43963 180 15 the the DT 43963 180 16 Lower low JJR 43963 180 17 Palæozoic Palæozoic NNP 43963 180 18 rocks rock NNS 43963 180 19 , , , 43963 180 20 which which WDT 43963 180 21 Sedgwick Sedgwick NNP 43963 180 22 and and CC 43963 180 23 Murchison Murchison NNP 43963 180 24 had have VBD 43963 180 25 commenced commence VBN 43963 180 26 to to TO 43963 180 27 study study VB 43963 180 28 before before IN 43963 180 29 the the DT 43963 180 30 actual actual JJ 43963 180 31 establishment establishment NN 43963 180 32 of of IN 43963 180 33 the the DT 43963 180 34 Devonian Devonian NNP 43963 180 35 system system NN 43963 180 36 , , , 43963 180 37 and and CC 43963 180 38 to to IN 43963 180 39 these these DT 43963 180 40 workers worker NNS 43963 180 41 belongs belong VBZ 43963 180 42 the the DT 43963 180 43 credit credit NN 43963 180 44 of of IN 43963 180 45 practically practically RB 43963 180 46 completing complete VBG 43963 180 47 what what WP 43963 180 48 was be VBD 43963 180 49 begun begin VBN 43963 180 50 by by IN 43963 180 51 William William NNP 43963 180 52 Smith Smith NNP 43963 180 53 , , , 43963 180 54 namely namely RB 43963 180 55 , , , 43963 180 56 the the DT 43963 180 57 establishment establishment NN 43963 180 58 of of IN 43963 180 59 the the DT 43963 180 60 Geological Geological NNP 43963 180 61 Sequence Sequence NNP 43963 180 62 of of IN 43963 180 63 the the DT 43963 180 64 British british JJ 43963 180 65 strata strata NN 43963 180 66 . . . 43963 181 1 The the DT 43963 181 2 controversy controversy NN 43963 181 3 which which WDT 43963 181 4 unfortunately unfortunately RB 43963 181 5 marked mark VBD 43963 181 6 the the DT 43963 181 7 early early JJ 43963 181 8 years year NNS 43963 181 9 of of IN 43963 181 10 the the DT 43963 181 11 study study NN 43963 181 12 of of IN 43963 181 13 the the DT 43963 181 14 British british JJ 43963 181 15 Lower low JJR 43963 181 16 Palæozoic Palæozoic NNP 43963 181 17 Rocks Rocks NNPS 43963 181 18 is be VBZ 43963 181 19 well well RB 43963 181 20 - - HYPH 43963 181 21 nigh nigh NN 43963 181 22 forgotten forget VBN 43963 181 23 , , , 43963 181 24 and and CC 43963 181 25 in in IN 43963 181 26 the the DT 43963 181 27 future future NN 43963 181 28 the the DT 43963 181 29 names name NNS 43963 181 30 of of IN 43963 181 31 Sedgwick Sedgwick NNP 43963 181 32 and and CC 43963 181 33 Murchison Murchison NNP 43963 181 34 will will MD 43963 181 35 be be VB 43963 181 36 handed hand VBN 43963 181 37 down down RP 43963 181 38 together together RB 43963 181 39 , , , 43963 181 40 in in IN 43963 181 41 the the DT 43963 181 42 manner manner NN 43963 181 43 which which WDT 43963 181 44 is be VBZ 43963 181 45 most most RBS 43963 181 46 fitting fitting JJ 43963 181 47 . . . 43963 182 1 Our -PRON- PRP$ 43963 182 2 account account NN 43963 182 3 of of IN 43963 182 4 the the DT 43963 182 5 growth growth NN 43963 182 6 of of IN 43963 182 7 British British NNP 43963 182 8 Stratigraphical Stratigraphical NNP 43963 182 9 Geology Geology NNP 43963 182 10 is be VBZ 43963 182 11 not not RB 43963 182 12 yet yet RB 43963 182 13 complete complete JJ 43963 182 14 . . . 43963 183 1 In in IN 43963 183 2 1854 1854 CD 43963 183 3 , , , 43963 183 4 Sir Sir NNP 43963 183 5 William William NNP 43963 183 6 Logan Logan NNP 43963 183 7 applied apply VBD 43963 183 8 the the DT 43963 183 9 term term NN 43963 183 10 Laurentian Laurentian NNP 43963 183 11 to to IN 43963 183 12 a a DT 43963 183 13 group group NN 43963 183 14 of of IN 43963 183 15 rocks rock NNS 43963 183 16 discovered discover VBN 43963 183 17 in in IN 43963 183 18 Canada Canada NNP 43963 183 19 , , , 43963 183 20 which which WDT 43963 183 21 occurred occur VBD 43963 183 22 beneath beneath IN 43963 183 23 the the DT 43963 183 24 Lower Lower NNP 43963 183 25 Palæozoic Palæozoic NNP 43963 183 26 Rocks Rocks NNPS 43963 183 27 . . . 43963 184 1 Murchison Murchison NNP 43963 184 2 shortly shortly RB 43963 184 3 afterwards afterwards RB 43963 184 4 claimed claim VBD 43963 184 5 certain certain JJ 43963 184 6 rocks rock NNS 43963 184 7 in in IN 43963 184 8 N.W. N.W. NNP 43963 185 1 Scotland Scotland NNP 43963 185 2 as as IN 43963 185 3 being be VBG 43963 185 4 of of IN 43963 185 5 generally generally RB 43963 185 6 similar similar JJ 43963 185 7 age age NN 43963 185 8 , , , 43963 185 9 and and CC 43963 185 10 since since IN 43963 185 11 then then RB 43963 185 12 a a DT 43963 185 13 number number NN 43963 185 14 of of IN 43963 185 15 geologists geologist NNS 43963 185 16 , , , 43963 185 17 most most JJS 43963 185 18 of of IN 43963 185 19 whom whom WP 43963 185 20 are be VBP 43963 185 21 still still RB 43963 185 22 living live VBG 43963 185 23 , , , 43963 185 24 have have VBP 43963 185 25 proved prove VBN 43963 185 26 the the DT 43963 185 27 occurrence occurrence NN 43963 185 28 of of IN 43963 185 29 several several JJ 43963 185 30 large large JJ 43963 185 31 subdivisions subdivision NNS 43963 185 32 of of IN 43963 185 33 rocks rock NNS 43963 185 34 in in IN 43963 185 35 Britain Britain NNP 43963 185 36 , , , 43963 185 37 each each DT 43963 185 38 of of IN 43963 185 39 which which WDT 43963 185 40 is be VBZ 43963 185 41 of of IN 43963 185 42 pre pre JJ 43963 185 43 - - JJ 43963 185 44 Palæozoic palæozoic JJ 43963 185 45 age age NN 43963 185 46 . . . 43963 186 1 The the DT 43963 186 2 above above JJ 43963 186 3 is be VBZ 43963 186 4 a a DT 43963 186 5 brief brief JJ 43963 186 6 description description NN 43963 186 7 of of IN 43963 186 8 the the DT 43963 186 9 growth growth NN 43963 186 10 of of IN 43963 186 11 our -PRON- PRP$ 43963 186 12 knowledge knowledge NN 43963 186 13 of of IN 43963 186 14 the the DT 43963 186 15 order order NN 43963 186 16 of of IN 43963 186 17 succession succession NN 43963 186 18 of of IN 43963 186 19 the the DT 43963 186 20 strata strata NN 43963 186 21 which which WDT 43963 186 22 is be VBZ 43963 186 23 the the DT 43963 186 24 foundation foundation NN 43963 186 25 of of IN 43963 186 26 Stratigraphical Stratigraphical NNP 43963 186 27 Geology Geology NNP 43963 186 28 . . . 43963 187 1 A a DT 43963 187 2 sketch sketch NN 43963 187 3 of of IN 43963 187 4 the the DT 43963 187 5 manner manner NN 43963 187 6 in in IN 43963 187 7 which which WDT 43963 187 8 the the DT 43963 187 9 knowledge knowledge NN 43963 187 10 which which WDT 43963 187 11 has have VBZ 43963 187 12 been be VBN 43963 187 13 obtained obtain VBN 43963 187 14 has have VBZ 43963 187 15 been be VBN 43963 187 16 applied apply VBN 43963 187 17 to to IN 43963 187 18 the the DT 43963 187 19 elucidation elucidation NN 43963 187 20 of of IN 43963 187 21 the the DT 43963 187 22 earth earth NN 43963 187 23 's 's POS 43963 187 24 history history NN 43963 187 25 of of IN 43963 187 26 different different JJ 43963 187 27 times time NNS 43963 187 28 would would MD 43963 187 29 require require VB 43963 187 30 far far RB 43963 187 31 more more JJR 43963 187 32 space space NN 43963 187 33 than than IN 43963 187 34 can can MD 43963 187 35 be be VB 43963 187 36 devoted devoted JJ 43963 187 37 to to IN 43963 187 38 it -PRON- PRP 43963 187 39 in in IN 43963 187 40 a a DT 43963 187 41 work work NN 43963 187 42 like like IN 43963 187 43 the the DT 43963 187 44 present present NN 43963 187 45 , , , 43963 187 46 but but CC 43963 187 47 some some DT 43963 187 48 idea idea NN 43963 187 49 of of IN 43963 187 50 it -PRON- PRP 43963 187 51 may may MD 43963 187 52 be be VB 43963 187 53 gained gain VBN 43963 187 54 from from IN 43963 187 55 a a DT 43963 187 56 study study NN 43963 187 57 of of IN 43963 187 58 the the DT 43963 187 59 later later JJ 43963 187 60 chapters chapter NNS 43963 187 61 of of IN 43963 187 62 the the DT 43963 187 63 book book NN 43963 187 64 . . . 43963 188 1 It -PRON- PRP 43963 188 2 will will MD 43963 188 3 suffice suffice VB 43963 188 4 here here RB 43963 188 5 to to TO 43963 188 6 remark remark VB 43963 188 7 , , , 43963 188 8 that that IN 43963 188 9 to to IN 43963 188 10 Godwin Godwin NNP 43963 188 11 - - HYPH 43963 188 12 Austen Austen NNP 43963 188 13 we -PRON- PRP 43963 188 14 owe owe VBP 43963 188 15 the the DT 43963 188 16 foundation foundation NN 43963 188 17 of of IN 43963 188 18 what what WP 43963 188 19 may may MD 43963 188 20 be be VB 43963 188 21 termed term VBN 43963 188 22 the the DT 43963 188 23 physical physical JJ 43963 188 24 branch branch NN 43963 188 25 of of IN 43963 188 26 Palæo palæo NN 43963 188 27 - - HYPH 43963 188 28 physiography physiography NN 43963 188 29 , , , 43963 188 30 which which WDT 43963 188 31 is be VBZ 43963 188 32 concerned concern VBN 43963 188 33 with with IN 43963 188 34 the the DT 43963 188 35 restoration restoration NN 43963 188 36 of of IN 43963 188 37 the the DT 43963 188 38 physical physical JJ 43963 188 39 conditions condition NNS 43963 188 40 of of IN 43963 188 41 past past JJ 43963 188 42 ages age NNS 43963 188 43 , , , 43963 188 44 while while IN 43963 188 45 Cuvier Cuvier NNP 43963 188 46 and and CC 43963 188 47 Darwin Darwin NNP 43963 188 48 have have VBP 43963 188 49 exerted exert VBN 43963 188 50 the the DT 43963 188 51 most most JJS 43963 188 52 influence influence NN 43963 188 53 on on IN 43963 188 54 the the DT 43963 188 55 study study NN 43963 188 56 of of IN 43963 188 57 Stratigraphical Stratigraphical NNP 43963 188 58 Palæontology Palæontology NNP 43963 188 59 . . . 43963 189 1 CHAPTER CHAPTER NNP 43963 189 2 III III NNP 43963 189 3 . . . 43963 190 1 NATURE NATURE NNP 43963 190 2 OF of IN 43963 190 3 THE the DT 43963 190 4 STRATIFIED STRATIFIED NNP 43963 190 5 ROCKS rock NNS 43963 190 6 . . . 43963 191 1 The the DT 43963 191 2 present present JJ 43963 191 3 constituents constituent NNS 43963 191 4 of of IN 43963 191 5 the the DT 43963 191 6 earth earth NN 43963 191 7 which which WDT 43963 191 8 are be VBP 43963 191 9 accessible accessible JJ 43963 191 10 for for IN 43963 191 11 direct direct JJ 43963 191 12 study study NN 43963 191 13 are be VBP 43963 191 14 divisible divisible JJ 43963 191 15 into into IN 43963 191 16 three three CD 43963 191 17 parts part NNS 43963 191 18 . . . 43963 192 1 The the DT 43963 192 2 inner inner JJ 43963 192 3 portion portion NN 43963 192 4 , , , 43963 192 5 consisting consist VBG 43963 192 6 of of IN 43963 192 7 _ _ NNP 43963 192 8 rocks rock NNS 43963 192 9 _ _ NNP 43963 192 10 , , , 43963 192 11 is be VBZ 43963 192 12 known know VBN 43963 192 13 as as IN 43963 192 14 the the DT 43963 192 15 _ _ NNP 43963 192 16 lithosphere lithosphere NNP 43963 192 17 _ _ NNP 43963 192 18 ; ; : 43963 192 19 outside outside IN 43963 192 20 this this DT 43963 192 21 , , , 43963 192 22 with with IN 43963 192 23 portions portion NNS 43963 192 24 of of IN 43963 192 25 the the DT 43963 192 26 lithosphere lithosphere JJ 43963 192 27 projecting projecting NN 43963 192 28 through through RP 43963 192 29 into into IN 43963 192 30 the the DT 43963 192 31 outermost outermost JJ 43963 192 32 part part NN 43963 192 33 , , , 43963 192 34 is be VBZ 43963 192 35 the the DT 43963 192 36 _ _ NNP 43963 192 37 hydrosphere hydrosphere NNP 43963 192 38 _ _ NNP 43963 192 39 , , , 43963 192 40 comprising comprise VBG 43963 192 41 the the DT 43963 192 42 ocean ocean NN 43963 192 43 , , , 43963 192 44 lakes lake NNS 43963 192 45 , , , 43963 192 46 rivers river NNS 43963 192 47 , , , 43963 192 48 and and CC 43963 192 49 all all DT 43963 192 50 masses masse NNS 43963 192 51 of of IN 43963 192 52 water water NN 43963 192 53 which which WDT 43963 192 54 rest rest VBP 43963 192 55 upon upon IN 43963 192 56 the the DT 43963 192 57 lithosphere lithosphere JJ 43963 192 58 in in IN 43963 192 59 a a DT 43963 192 60 liquid liquid JJ 43963 192 61 condition condition NN 43963 192 62 . . . 43963 193 1 The the DT 43963 193 2 outermost outermost JJ 43963 193 3 envelope envelope NN 43963 193 4 , , , 43963 193 5 which which WDT 43963 193 6 is be VBZ 43963 193 7 continuous continuous JJ 43963 193 8 and and CC 43963 193 9 unbroken unbroken JJ 43963 193 10 is be VBZ 43963 193 11 the the DT 43963 193 12 _ _ NNP 43963 193 13 atmosphere atmosphere NN 43963 193 14 _ _ NNP 43963 193 15 , , , 43963 193 16 in in IN 43963 193 17 a a DT 43963 193 18 gaseous gaseous JJ 43963 193 19 condition condition NN 43963 193 20 . . . 43963 194 1 It -PRON- PRP 43963 194 2 is be VBZ 43963 194 3 well well RB 43963 194 4 known know VBN 43963 194 5 that that IN 43963 194 6 some some DT 43963 194 7 of of IN 43963 194 8 the the DT 43963 194 9 constituents constituent NNS 43963 194 10 of of IN 43963 194 11 any any DT 43963 194 12 one one CD 43963 194 13 of of IN 43963 194 14 these these DT 43963 194 15 parts part NNS 43963 194 16 may may MD 43963 194 17 be be VB 43963 194 18 abstracted abstract VBN 43963 194 19 from from IN 43963 194 20 it -PRON- PRP 43963 194 21 , , , 43963 194 22 and and CC 43963 194 23 become become VB 43963 194 24 a a DT 43963 194 25 component component NN 43963 194 26 of of IN 43963 194 27 either either DT 43963 194 28 of of IN 43963 194 29 the the DT 43963 194 30 others other NNS 43963 194 31 ; ; : 43963 194 32 thus thus RB 43963 194 33 the the DT 43963 194 34 atmosphere atmosphere NN 43963 194 35 abstracts abstract VBZ 43963 194 36 aqueous aqueous JJ 43963 194 37 vapour vapour NN 43963 194 38 from from IN 43963 194 39 the the DT 43963 194 40 hydrosphere hydrosphere NN 43963 194 41 , , , 43963 194 42 and and CC 43963 194 43 the the DT 43963 194 44 lithosphere lithosphere NNP 43963 194 45 takes take VBZ 43963 194 46 up up RP 43963 194 47 water water NN 43963 194 48 from from IN 43963 194 49 the the DT 43963 194 50 hydrosphere hydrosphere NN 43963 194 51 , , , 43963 194 52 and and CC 43963 194 53 carbonic carbonic JJ 43963 194 54 anhydride anhydride NN 43963 194 55 from from IN 43963 194 56 the the DT 43963 194 57 atmosphere atmosphere NN 43963 194 58 . . . 43963 195 1 The the DT 43963 195 2 nebular nebular JJ 43963 195 3 hypothesis hypothesis NN 43963 195 4 of of IN 43963 195 5 Kant Kant NNP 43963 195 6 and and CC 43963 195 7 Laplace Laplace NNP 43963 195 8 necessitates necessitate VBZ 43963 195 9 the the DT 43963 195 10 former former JJ 43963 195 11 existence existence NN 43963 195 12 of of IN 43963 195 13 the the DT 43963 195 14 present present JJ 43963 195 15 solid solid JJ 43963 195 16 portions portion NNS 43963 195 17 of of IN 43963 195 18 the the DT 43963 195 19 lithosphere lithosphere JJ 43963 195 20 in in IN 43963 195 21 a a DT 43963 195 22 molten molten JJ 43963 195 23 condition condition NN 43963 195 24 , , , 43963 195 25 and and CC 43963 195 26 accordingly accordingly RB 43963 195 27 the the DT 43963 195 28 first first JJ 43963 195 29 formed form VBN 43963 195 30 solid solid JJ 43963 195 31 covering covering NN 43963 195 32 of of IN 43963 195 33 the the DT 43963 195 34 lithosphere lithosphere JJ 43963 195 35 , , , 43963 195 36 if if IN 43963 195 37 this this DT 43963 195 38 hypothesis hypothesis NN 43963 195 39 be be VB 43963 195 40 true true JJ 43963 195 41 , , , 43963 195 42 must must MD 43963 195 43 have have VB 43963 195 44 been be VBN 43963 195 45 formed form VBN 43963 195 46 from from IN 43963 195 47 molten molten JJ 43963 195 48 material material NN 43963 195 49 , , , 43963 195 50 or or CC 43963 195 51 in in IN 43963 195 52 the the DT 43963 195 53 language language NN 43963 195 54 of of IN 43963 195 55 Geology Geology NNP 43963 195 56 , , , 43963 195 57 it -PRON- PRP 43963 195 58 was be VBD 43963 195 59 an an DT 43963 195 60 _ _ NNP 43963 195 61 igneous igneous JJ 43963 195 62 rock rock NN 43963 195 63 _ _ NNP 43963 195 64 . . . 43963 196 1 Consequently consequently RB 43963 196 2 , , , 43963 196 3 the the DT 43963 196 4 earliest early JJS 43963 196 5 _ _ NNP 43963 196 6 sedimentary sedimentary JJ 43963 196 7 rock rock NN 43963 196 8 _ _ NNP 43963 196 9 was be VBD 43963 196 10 necessarily necessarily RB 43963 196 11 derived derive VBN 43963 196 12 directly directly RB 43963 196 13 from from IN 43963 196 14 an an DT 43963 196 15 igneous igneous JJ 43963 196 16 rock rock NN 43963 196 17 , , , 43963 196 18 with with IN 43963 196 19 possible possible JJ 43963 196 20 addition addition NN 43963 196 21 of of IN 43963 196 22 material material NN 43963 196 23 from from IN 43963 196 24 the the DT 43963 196 25 early early JJ 43963 196 26 hydrosphere hydrosphere NN 43963 196 27 and and CC 43963 196 28 atmosphere atmosphere NN 43963 196 29 , , , 43963 196 30 and and CC 43963 196 31 all all DT 43963 196 32 subsequently subsequently RB 43963 196 33 formed form VBD 43963 196 34 sedimentary sedimentary JJ 43963 196 35 rocks rock NNS 43963 196 36 have have VBP 43963 196 37 therefore therefore RB 43963 196 38 been be VBN 43963 196 39 derived derive VBN 43963 196 40 from from IN 43963 196 41 igneous igneous JJ 43963 196 42 rocks rock NNS 43963 196 43 ( ( -LRB- 43963 196 44 with with IN 43963 196 45 the the DT 43963 196 46 additions addition NNS 43963 196 47 above above IN 43963 196 48 stated state VBN 43963 196 49 ) ) -RRB- 43963 196 50 either either CC 43963 196 51 directly directly RB 43963 196 52 , , , 43963 196 53 or or CC 43963 196 54 indirectly indirectly RB 43963 196 55 through through IN 43963 196 56 the the DT 43963 196 57 breaking breaking NN 43963 196 58 up up RP 43963 196 59 of of IN 43963 196 60 other other JJ 43963 196 61 sedimentary sedimentary JJ 43963 196 62 rocks rock NNS 43963 196 63 which which WDT 43963 196 64 were be VBD 43963 196 65 themselves -PRON- PRP 43963 196 66 derived derive VBN 43963 196 67 directly directly RB 43963 196 68 or or CC 43963 196 69 indirectly indirectly RB 43963 196 70 from from IN 43963 196 71 igneous igneous JJ 43963 196 72 rocks rock NNS 43963 196 73 . . . 43963 197 1 The the DT 43963 197 2 observations observation NNS 43963 197 3 of of IN 43963 197 4 geologists geologist NNS 43963 197 5 show show VBP 43963 197 6 that that IN 43963 197 7 this this DT 43963 197 8 supposition supposition NN 43963 197 9 that that IN 43963 197 10 the the DT 43963 197 11 materials material NNS 43963 197 12 of of IN 43963 197 13 sediments sediment NNS 43963 197 14 have have VBP 43963 197 15 been be VBN 43963 197 16 directly directly RB 43963 197 17 or or CC 43963 197 18 indirectly indirectly RB 43963 197 19 obtained obtain VBN 43963 197 20 for for IN 43963 197 21 the the DT 43963 197 22 most most JJS 43963 197 23 part part NN 43963 197 24 from from IN 43963 197 25 once once RB 43963 197 26 - - HYPH 43963 197 27 molten molten JJ 43963 197 28 rocks rock NNS 43963 197 29 is be VBZ 43963 197 30 in in IN 43963 197 31 accordance accordance NN 43963 197 32 with with IN 43963 197 33 the the DT 43963 197 34 observed observe VBN 43963 197 35 facts fact NNS 43963 197 36 , , , 43963 197 37 and and CC 43963 197 38 so so RB 43963 197 39 far far RB 43963 197 40 their -PRON- PRP$ 43963 197 41 observations observation NNS 43963 197 42 testify testify VBP 43963 197 43 to to IN 43963 197 44 the the DT 43963 197 45 truth truth NN 43963 197 46 of of IN 43963 197 47 the the DT 43963 197 48 nebular nebular JJ 43963 197 49 hypothesis hypothesis NN 43963 197 50 . . . 43963 198 1 This this DT 43963 198 2 being be VBG 43963 198 3 the the DT 43963 198 4 case case NN 43963 198 5 , , , 43963 198 6 the the DT 43963 198 7 study study NN 43963 198 8 of of IN 43963 198 9 the the DT 43963 198 10 petrology petrology NN 43963 198 11 of of IN 43963 198 12 the the DT 43963 198 13 igneous igneous JJ 43963 198 14 rocks rock NNS 43963 198 15 is be VBZ 43963 198 16 necessary necessary JJ 43963 198 17 , , , 43963 198 18 in in IN 43963 198 19 order order NN 43963 198 20 to to TO 43963 198 21 arrive arrive VB 43963 198 22 at at IN 43963 198 23 a a DT 43963 198 24 true true JJ 43963 198 25 understanding understanding NN 43963 198 26 of of IN 43963 198 27 the the DT 43963 198 28 composition composition NN 43963 198 29 of of IN 43963 198 30 the the DT 43963 198 31 sedimentary sedimentary JJ 43963 198 32 ones one NNS 43963 198 33 . . . 43963 199 1 The the DT 43963 199 2 igneous igneous JJ 43963 199 3 rocks rock NNS 43963 199 4 are be VBP 43963 199 5 largely largely RB 43963 199 6 composed compose VBN 43963 199 7 of of IN 43963 199 8 four four CD 43963 199 9 groups group NNS 43963 199 10 of of IN 43963 199 11 minerals mineral NNS 43963 199 12 , , , 43963 199 13 viz.--quartz viz.--quartz NNP 43963 199 14 , , , 43963 199 15 felspars felspar NNS 43963 199 16 , , , 43963 199 17 ferro ferro NNP 43963 199 18 - - HYPH 43963 199 19 magnesian magnesian JJ 43963 199 20 minerals mineral NNS 43963 199 21 , , , 43963 199 22 and and CC 43963 199 23 ores ore NNS 43963 199 24 . . . 43963 200 1 Of of IN 43963 200 2 these these DT 43963 200 3 the the DT 43963 200 4 quartz quartz NN 43963 200 5 ( ( -LRB- 43963 200 6 composed compose VBN 43963 200 7 of of IN 43963 200 8 silica silica NNP 43963 200 9 ) ) -RRB- 43963 200 10 yields yield VBZ 43963 200 11 particles particle NNS 43963 200 12 of of IN 43963 200 13 silica silica NN 43963 200 14 for for IN 43963 200 15 the the DT 43963 200 16 formation formation NN 43963 200 17 of of IN 43963 200 18 sedimentary sedimentary JJ 43963 200 19 rocks rock NNS 43963 200 20 ; ; : 43963 200 21 the the DT 43963 200 22 felspars felspar NNS 43963 200 23 , , , 43963 200 24 which which WDT 43963 200 25 are be VBP 43963 200 26 double double JJ 43963 200 27 silicates silicate NNS 43963 200 28 of of IN 43963 200 29 alumina alumina NNP 43963 200 30 and and CC 43963 200 31 an an DT 43963 200 32 alkali alkali JJ 43963 200 33 or or CC 43963 200 34 alkaline alkaline JJ 43963 200 35 earth earth NN 43963 200 36 , , , 43963 200 37 being be VBG 43963 200 38 prone prone JJ 43963 200 39 to to TO 43963 200 40 decomposition decomposition VB 43963 200 41 furnish furnish JJ 43963 200 42 silicate silicate NN 43963 200 43 of of IN 43963 200 44 alumina alumina NNP 43963 200 45 and and CC 43963 200 46 compounds compound NNS 43963 200 47 of of IN 43963 200 48 soda soda NNP 43963 200 49 , , , 43963 200 50 potash potash NN 43963 200 51 , , , 43963 200 52 lime lime NN 43963 200 53 , , , 43963 200 54 & & CC 43963 200 55 c. c. NNP 43963 200 56 The the DT 43963 200 57 ferro ferro JJ 43963 200 58 - - HYPH 43963 200 59 magnesian magnesian JJ 43963 200 60 minerals mineral NNS 43963 200 61 ( ( -LRB- 43963 200 62 such such JJ 43963 200 63 as as IN 43963 200 64 augite augite NNP 43963 200 65 , , , 43963 200 66 hornblende hornblende NNP 43963 200 67 and and CC 43963 200 68 mica mica NNP 43963 200 69 ) ) -RRB- 43963 200 70 may may MD 43963 200 71 undergo undergo VB 43963 200 72 a a DT 43963 200 73 certain certain JJ 43963 200 74 amount amount NN 43963 200 75 of of IN 43963 200 76 decomposition decomposition NN 43963 200 77 , , , 43963 200 78 and and CC 43963 200 79 yield yield VB 43963 200 80 compounds compound NNS 43963 200 81 of of IN 43963 200 82 iron iron NN 43963 200 83 , , , 43963 200 84 lime lime NN 43963 200 85 , , , 43963 200 86 & & CC 43963 200 87 c. c. NNP 43963 200 88 We -PRON- PRP 43963 200 89 may may MD 43963 200 90 also also RB 43963 200 91 have have VB 43963 200 92 fragments fragment NNS 43963 200 93 of of IN 43963 200 94 any any DT 43963 200 95 of of IN 43963 200 96 these these DT 43963 200 97 minerals mineral NNS 43963 200 98 , , , 43963 200 99 and and CC 43963 200 100 of of IN 43963 200 101 the the DT 43963 200 102 ore ore NNP 43963 200 103 group group NN 43963 200 104 in in IN 43963 200 105 an an DT 43963 200 106 unaltered unaltered JJ 43963 200 107 condition condition NN 43963 200 108 . . . 43963 201 1 The the DT 43963 201 2 composition composition NN 43963 201 3 of of IN 43963 201 4 a a DT 43963 201 5 sedimentary sedimentary JJ 43963 201 6 rock rock NN 43963 201 7 which which WDT 43963 201 8 has have VBZ 43963 201 9 undergone undergo VBN 43963 201 10 no no DT 43963 201 11 alteration alteration NN 43963 201 12 after after IN 43963 201 13 its -PRON- PRP$ 43963 201 14 formation formation NN 43963 201 15 will will MD 43963 201 16 therefore therefore RB 43963 201 17 depend depend VB 43963 201 18 upon upon IN 43963 201 19 the the DT 43963 201 20 character character NN 43963 201 21 of of IN 43963 201 22 the the DT 43963 201 23 rock rock NN 43963 201 24 from from IN 43963 201 25 which which WDT 43963 201 26 it -PRON- PRP 43963 201 27 was be VBD 43963 201 28 derived derive VBN 43963 201 29 , , , 43963 201 30 the the DT 43963 201 31 chemical chemical NN 43963 201 32 changes change NNS 43963 201 33 which which WDT 43963 201 34 take take VBP 43963 201 35 place place NN 43963 201 36 in in IN 43963 201 37 the the DT 43963 201 38 materials material NNS 43963 201 39 which which WDT 43963 201 40 compose compose VBP 43963 201 41 it -PRON- PRP 43963 201 42 , , , 43963 201 43 before before IN 43963 201 44 they -PRON- PRP 43963 201 45 enter enter VBP 43963 201 46 into into IN 43963 201 47 its -PRON- PRP$ 43963 201 48 mass mass NN 43963 201 49 , , , 43963 201 50 and and CC 43963 201 51 the the DT 43963 201 52 mechanical mechanical JJ 43963 201 53 sorting sorting NN 43963 201 54 which which WDT 43963 201 55 they -PRON- PRP 43963 201 56 undergo undergo VBP 43963 201 57 prior prior RB 43963 201 58 to to IN 43963 201 59 their -PRON- PRP$ 43963 201 60 deposition deposition NN 43963 201 61 . . . 43963 202 1 In in IN 43963 202 2 the the DT 43963 202 3 above above JJ 43963 202 4 passage passage NN 43963 202 5 the the DT 43963 202 6 terms term NNS 43963 202 7 igneous igneous JJ 43963 202 8 rock rock NN 43963 202 9 and and CC 43963 202 10 sedimentary sedimentary JJ 43963 202 11 rock rock NN 43963 202 12 have have VBP 43963 202 13 been be VBN 43963 202 14 used use VBN 43963 202 15 , , , 43963 202 16 and and CC 43963 202 17 it -PRON- PRP 43963 202 18 is be VBZ 43963 202 19 necessary necessary JJ 43963 202 20 to to TO 43963 202 21 give give VB 43963 202 22 some some DT 43963 202 23 account account NN 43963 202 24 of of IN 43963 202 25 the the DT 43963 202 26 sense sense NN 43963 202 27 in in IN 43963 202 28 which which WDT 43963 202 29 they -PRON- PRP 43963 202 30 were be VBD 43963 202 31 used use VBN 43963 202 32 . . . 43963 203 1 An an DT 43963 203 2 _ _ NNP 43963 203 3 igneous igneous JJ 43963 203 4 _ _ NNP 43963 203 5 rock rock NN 43963 203 6 is be VBZ 43963 203 7 one one CD 43963 203 8 which which WDT 43963 203 9 has have VBZ 43963 203 10 been be VBN 43963 203 11 _ _ NNP 43963 203 12 consolidated consolidate VBN 43963 203 13 _ _ NNP 43963 203 14 from from IN 43963 203 15 a a DT 43963 203 16 state state NN 43963 203 17 of of IN 43963 203 18 _ _ NNP 43963 203 19 fusion fusion NN 43963 203 20 _ _ NNP 43963 203 21 . . . 43963 204 1 It -PRON- PRP 43963 204 2 is be VBZ 43963 204 3 not not RB 43963 204 4 necessary necessary JJ 43963 204 5 to to TO 43963 204 6 discuss discuss VB 43963 204 7 here here RB 43963 204 8 the the DT 43963 204 9 exact exact JJ 43963 204 10 significance significance NN 43963 204 11 of of IN 43963 204 12 the the DT 43963 204 13 word word NN 43963 204 14 fusion fusion NN 43963 204 15 , , , 43963 204 16 and and CC 43963 204 17 whether whether IN 43963 204 18 certain certain JJ 43963 204 19 rocks rock NNS 43963 204 20 which which WDT 43963 204 21 are be VBP 43963 204 22 included include VBN 43963 204 23 in in IN 43963 204 24 the the DT 43963 204 25 igneous igneous JJ 43963 204 26 division division NN 43963 204 27 were be VBD 43963 204 28 formed form VBN 43963 204 29 rather rather RB 43963 204 30 from from IN 43963 204 31 solution solution NN 43963 204 32 at at IN 43963 204 33 high high JJ 43963 204 34 temperature temperature NN 43963 204 35 than than IN 43963 204 36 from from IN 43963 204 37 actual actual JJ 43963 204 38 fusion fusion NN 43963 204 39 . . . 43963 205 1 This this DT 43963 205 2 point point NN 43963 205 3 is be VBZ 43963 205 4 of of IN 43963 205 5 importance importance NN 43963 205 6 to to IN 43963 205 7 the the DT 43963 205 8 petrologist petrologist NN 43963 205 9 , , , 43963 205 10 but but CC 43963 205 11 to to IN 43963 205 12 the the DT 43963 205 13 student student NN 43963 205 14 of of IN 43963 205 15 stratigraphical stratigraphical JJ 43963 205 16 geology geology NN 43963 205 17 the the DT 43963 205 18 term term NN 43963 205 19 igneous igneous JJ 43963 205 20 rock rock NN 43963 205 21 may may MD 43963 205 22 be be VB 43963 205 23 used use VBN 43963 205 24 in in IN 43963 205 25 its -PRON- PRP$ 43963 205 26 most most RBS 43963 205 27 comprehensive comprehensive JJ 43963 205 28 sense sense NN 43963 205 29 . . . 43963 206 1 These these DT 43963 206 2 igneous igneous JJ 43963 206 3 rocks rock NNS 43963 206 4 were be VBD 43963 206 5 consolidated consolidate VBN 43963 206 6 either either CC 43963 206 7 upon upon IN 43963 206 8 the the DT 43963 206 9 surface surface NN 43963 206 10 of of IN 43963 206 11 the the DT 43963 206 12 lithosphere lithosphere NNP 43963 206 13 or or CC 43963 206 14 in in IN 43963 206 15 its -PRON- PRP$ 43963 206 16 interior interior NN 43963 206 17 . . . 43963 207 1 The the DT 43963 207 2 other other JJ 43963 207 3 great great JJ 43963 207 4 group group NN 43963 207 5 of of IN 43963 207 6 rocks rock NNS 43963 207 7 is be VBZ 43963 207 8 one one CD 43963 207 9 to to TO 43963 207 10 which which WDT 43963 207 11 it -PRON- PRP 43963 207 12 is be VBZ 43963 207 13 difficult difficult JJ 43963 207 14 to to TO 43963 207 15 apply apply VB 43963 207 16 a a DT 43963 207 17 satisfactory satisfactory JJ 43963 207 18 name name NN 43963 207 19 . . . 43963 208 1 They -PRON- PRP 43963 208 2 have have VBP 43963 208 3 been be VBN 43963 208 4 termed term VBN 43963 208 5 by by IN 43963 208 6 different different JJ 43963 208 7 writers writer NNS 43963 208 8 , , , 43963 208 9 _ _ NNP 43963 208 10 sedimentary sedimentary JJ 43963 208 11 _ _ NNP 43963 208 12 , , , 43963 208 13 _ _ NNP 43963 208 14 stratified stratify VBD 43963 208 15 _ _ NNP 43963 208 16 , , , 43963 208 17 _ _ NNP 43963 208 18 derivative derivative JJ 43963 208 19 _ _ NNP 43963 208 20 , , , 43963 208 21 _ _ NNP 43963 208 22 aqueous aqueous JJ 43963 208 23 _ _ NNP 43963 208 24 , , , 43963 208 25 and and CC 43963 208 26 _ _ NNP 43963 208 27 clastic clastic NN 43963 208 28 _ _ NNP 43963 208 29 , , , 43963 208 30 but but CC 43963 208 31 no no DT 43963 208 32 one one NN 43963 208 33 of of IN 43963 208 34 these these DT 43963 208 35 terms term NNS 43963 208 36 is be VBZ 43963 208 37 strictly strictly RB 43963 208 38 accurate accurate JJ 43963 208 39 . . . 43963 209 1 The the DT 43963 209 2 term term NN 43963 209 3 _ _ NNP 43963 209 4 sedimentary sedimentary JJ 43963 209 5 _ _ NNP 43963 209 6 implies imply VBZ 43963 209 7 that that IN 43963 209 8 they -PRON- PRP 43963 209 9 have have VBP 43963 209 10 settled settle VBN 43963 209 11 down down RP 43963 209 12 , , , 43963 209 13 at at IN 43963 209 14 the the DT 43963 209 15 bottom bottom NN 43963 209 16 of of IN 43963 209 17 a a DT 43963 209 18 sheet sheet NN 43963 209 19 of of IN 43963 209 20 water water NN 43963 209 21 for for IN 43963 209 22 instance instance NN 43963 209 23 . . . 43963 210 1 It -PRON- PRP 43963 210 2 can can MD 43963 210 3 hardly hardly RB 43963 210 4 be be VB 43963 210 5 maintained maintain VBN 43963 210 6 that that IN 43963 210 7 limestones limestone NNS 43963 210 8 formed form VBN 43963 210 9 by by IN 43963 210 10 organic organic JJ 43963 210 11 agency agency NN 43963 210 12 , , , 43963 210 13 like like IN 43963 210 14 the the DT 43963 210 15 limestones limestone NNS 43963 210 16 of of IN 43963 210 17 coral coral JJ 43963 210 18 reefs reef NNS 43963 210 19 , , , 43963 210 20 are be VBP 43963 210 21 sedimentary sedimentary JJ 43963 210 22 in in IN 43963 210 23 the the DT 43963 210 24 strict strict JJ 43963 210 25 sense sense NN 43963 210 26 of of IN 43963 210 27 the the DT 43963 210 28 term term NN 43963 210 29 , , , 43963 210 30 and and CC 43963 210 31 an an DT 43963 210 32 accumulation accumulation NN 43963 210 33 like like IN 43963 210 34 surface surface NN 43963 210 35 - - HYPH 43963 210 36 soil soil NN 43963 210 37 can can MD 43963 210 38 only only RB 43963 210 39 be be VB 43963 210 40 called call VBN 43963 210 41 a a DT 43963 210 42 sediment sediment NN 43963 210 43 by by IN 43963 210 44 straining strain VBG 43963 210 45 the the DT 43963 210 46 term term NN 43963 210 47 . . . 43963 211 1 _ _ NNP 43963 211 2 Stratified Stratified NNP 43963 211 3 _ _ NNP 43963 211 4 rocks rock NNS 43963 211 5 are be VBP 43963 211 6 those those DT 43963 211 7 which which WDT 43963 211 8 are be VBP 43963 211 9 formed form VBN 43963 211 10 in in IN 43963 211 11 strata strata NN 43963 211 12 or or CC 43963 211 13 layers layer NNS 43963 211 14 , , , 43963 211 15 but but CC 43963 211 16 many many JJ 43963 211 17 of of IN 43963 211 18 the the DT 43963 211 19 rocks rock NNS 43963 211 20 which which WDT 43963 211 21 we -PRON- PRP 43963 211 22 are be VBP 43963 211 23 considering consider VBG 43963 211 24 do do VBP 43963 211 25 not not RB 43963 211 26 show show VB 43963 211 27 layers layer NNS 43963 211 28 on on IN 43963 211 29 a a DT 43963 211 30 small small JJ 43963 211 31 scale scale NN 43963 211 32 , , , 43963 211 33 and and CC 43963 211 34 igneous igneous JJ 43963 211 35 rocks rock NNS 43963 211 36 ( ( -LRB- 43963 211 37 such such JJ 43963 211 38 as as IN 43963 211 39 lava lava NN 43963 211 40 - - HYPH 43963 211 41 flows flow NNS 43963 211 42 ) ) -RRB- 43963 211 43 are be VBP 43963 211 44 also also RB 43963 211 45 found find VBN 43963 211 46 in in IN 43963 211 47 layers layer NNS 43963 211 48 , , , 43963 211 49 though though IN 43963 211 50 such such JJ 43963 211 51 layers layer NNS 43963 211 52 are be VBP 43963 211 53 not not RB 43963 211 54 true true JJ 43963 211 55 strata strata NN 43963 211 56 in in IN 43963 211 57 the the DT 43963 211 58 sense sense NN 43963 211 59 in in IN 43963 211 60 which which WDT 43963 211 61 the the DT 43963 211 62 term term NN 43963 211 63 is be VBZ 43963 211 64 used use VBN 43963 211 65 by by IN 43963 211 66 geologists geologist NNS 43963 211 67 ; ; : 43963 211 68 the the DT 43963 211 69 term term NN 43963 211 70 _ _ NNP 43963 211 71 stratified stratify VBD 43963 211 72 _ _ NNP 43963 211 73 is be VBZ 43963 211 74 perhaps perhaps RB 43963 211 75 the the DT 43963 211 76 least least JJS 43963 211 77 open open JJ 43963 211 78 to to IN 43963 211 79 objection objection NN 43963 211 80 of of IN 43963 211 81 any any DT 43963 211 82 of of IN 43963 211 83 those those DT 43963 211 84 named name VBN 43963 211 85 above above RB 43963 211 86 . . . 43963 212 1 _ _ NNP 43963 212 2 Derivative Derivative NNP 43963 212 3 _ _ NNP 43963 212 4 implies imply VBZ 43963 212 5 that that IN 43963 212 6 the the DT 43963 212 7 fragments fragment NNS 43963 212 8 have have VBP 43963 212 9 been be VBN 43963 212 10 derived derive VBN 43963 212 11 from from IN 43963 212 12 some some DT 43963 212 13 pre pre JJ 43963 212 14 - - JJ 43963 212 15 existing exist VBG 43963 212 16 rock rock NN 43963 212 17 , , , 43963 212 18 but but CC 43963 212 19 as as IN 43963 212 20 there there EX 43963 212 21 are be VBP 43963 212 22 many many JJ 43963 212 23 ways way NNS 43963 212 24 in in IN 43963 212 25 which which WDT 43963 212 26 fragments fragment NNS 43963 212 27 of of IN 43963 212 28 one one CD 43963 212 29 rock rock NN 43963 212 30 may may MD 43963 212 31 be be VB 43963 212 32 derived derive VBN 43963 212 33 from from IN 43963 212 34 another another DT 43963 212 35 , , , 43963 212 36 the the DT 43963 212 37 term term NN 43963 212 38 is be VBZ 43963 212 39 too too RB 43963 212 40 comprehensive comprehensive JJ 43963 212 41 . . . 43963 213 1 _ _ NNP 43963 213 2 Aqueous Aqueous NNP 43963 213 3 _ _ NNP 43963 213 4 rocks rock NNS 43963 213 5 should should MD 43963 213 6 be be VB 43963 213 7 formed form VBN 43963 213 8 in in IN 43963 213 9 water water NN 43963 213 10 , , , 43963 213 11 and and CC 43963 213 12 most most JJS 43963 213 13 of of IN 43963 213 14 the the DT 43963 213 15 class class NN 43963 213 16 of of IN 43963 213 17 rocks rock NNS 43963 213 18 which which WDT 43963 213 19 we -PRON- PRP 43963 213 20 are be VBP 43963 213 21 considering consider VBG 43963 213 22 have have VBP 43963 213 23 been be VBN 43963 213 24 so so RB 43963 213 25 formed form VBN 43963 213 26 , , , 43963 213 27 but but CC 43963 213 28 others other NNS 43963 213 29 such such JJ 43963 213 30 as as IN 43963 213 31 sand sand NN 43963 213 32 - - HYPH 43963 213 33 dunes dune NNS 43963 213 34 and and CC 43963 213 35 surface surface NN 43963 213 36 - - HYPH 43963 213 37 soil soil NN 43963 213 38 have have VBP 43963 213 39 not not RB 43963 213 40 . . . 43963 214 1 ( ( -LRB- 43963 214 2 The the DT 43963 214 3 term term NN 43963 214 4 Aerial Aerial NNP 43963 214 5 or or CC 43963 214 6 Æolian Æolian NNP 43963 214 7 has have VBZ 43963 214 8 been be VBN 43963 214 9 suggested suggest VBN 43963 214 10 to to TO 43963 214 11 include include VB 43963 214 12 these these DT 43963 214 13 rocks rock NNS 43963 214 14 which which WDT 43963 214 15 are be VBP 43963 214 16 thus thus RB 43963 214 17 separated separate VBN 43963 214 18 from from IN 43963 214 19 the the DT 43963 214 20 Aqueous aqueous JJ 43963 214 21 rocks rock NNS 43963 214 22 proper proper JJ 43963 214 23 ; ; : 43963 214 24 the the DT 43963 214 25 objection objection NN 43963 214 26 to to IN 43963 214 27 this this DT 43963 214 28 is be VBZ 43963 214 29 that that IN 43963 214 30 the the DT 43963 214 31 origin origin NN 43963 214 32 of of IN 43963 214 33 these these DT 43963 214 34 rocks rock NNS 43963 214 35 is be VBZ 43963 214 36 closely closely RB 43963 214 37 connected connect VBN 43963 214 38 with with IN 43963 214 39 that that DT 43963 214 40 of of IN 43963 214 41 the the DT 43963 214 42 true true JJ 43963 214 43 Aqueous aqueous JJ 43963 214 44 rocks rock NNS 43963 214 45 , , , 43963 214 46 and and CC 43963 214 47 moreover moreover RB 43963 214 48 the the DT 43963 214 49 group group NN 43963 214 50 is be VBZ 43963 214 51 too too RB 43963 214 52 small small JJ 43963 214 53 to to TO 43963 214 54 be be VB 43963 214 55 raised raise VBN 43963 214 56 to to IN 43963 214 57 the the DT 43963 214 58 dignity dignity NN 43963 214 59 of of IN 43963 214 60 a a DT 43963 214 61 separate separate JJ 43963 214 62 subdivision subdivision NN 43963 214 63 . . . 43963 214 64 ) ) -RRB- 43963 215 1 Lastly lastly RB 43963 215 2 , , , 43963 215 3 the the DT 43963 215 4 name name NN 43963 215 5 _ _ NNP 43963 215 6 clastic clastic NN 43963 215 7 _ _ NNP 43963 215 8 has have VBZ 43963 215 9 been be VBN 43963 215 10 given give VBN 43963 215 11 , , , 43963 215 12 because because IN 43963 215 13 the the DT 43963 215 14 rocks rock NNS 43963 215 15 so so RB 43963 215 16 called call VBN 43963 215 17 are be VBP 43963 215 18 formed form VBN 43963 215 19 by by IN 43963 215 20 the the DT 43963 215 21 _ _ NNP 43963 215 22 breaking break VBG 43963 215 23 up up RP 43963 215 24 _ _ NNP 43963 215 25 of of IN 43963 215 26 pre pre JJ 43963 215 27 - - JJ 43963 215 28 existing existing JJ 43963 215 29 rocks rock NNS 43963 215 30 . . . 43963 216 1 There there EX 43963 216 2 are be VBP 43963 216 3 two two CD 43963 216 4 objections objection NNS 43963 216 5 to to IN 43963 216 6 this this DT 43963 216 7 name name NN 43963 216 8 . . . 43963 217 1 In in IN 43963 217 2 the the DT 43963 217 3 first first JJ 43963 217 4 place place NN 43963 217 5 , , , 43963 217 6 some some DT 43963 217 7 rocks rock NNS 43963 217 8 included include VBN 43963 217 9 under under IN 43963 217 10 the the DT 43963 217 11 head head NN 43963 217 12 clastic clastic NN 43963 217 13 are be VBP 43963 217 14 formed form VBN 43963 217 15 by by IN 43963 217 16 solution solution NN 43963 217 17 of of IN 43963 217 18 material material NN 43963 217 19 and and CC 43963 217 20 its -PRON- PRP$ 43963 217 21 consolidation consolidation NN 43963 217 22 from from IN 43963 217 23 a a DT 43963 217 24 state state NN 43963 217 25 of of IN 43963 217 26 solution solution NN 43963 217 27 by by IN 43963 217 28 chemical chemical JJ 43963 217 29 or or CC 43963 217 30 organic organic JJ 43963 217 31 agency agency NN 43963 217 32 , , , 43963 217 33 though though IN 43963 217 34 we -PRON- PRP 43963 217 35 may may MD 43963 217 36 perhaps perhaps RB 43963 217 37 speak speak VB 43963 217 38 of of IN 43963 217 39 rocks rock NNS 43963 217 40 being be VBG 43963 217 41 broken break VBN 43963 217 42 up up RP 43963 217 43 by by IN 43963 217 44 chemical chemical NN 43963 217 45 as as RB 43963 217 46 well well RB 43963 217 47 as as IN 43963 217 48 by by IN 43963 217 49 mechanical mechanical JJ 43963 217 50 action action NN 43963 217 51 . . . 43963 218 1 The the DT 43963 218 2 most most RBS 43963 218 3 important important JJ 43963 218 4 objection objection NN 43963 218 5 is be VBZ 43963 218 6 that that IN 43963 218 7 many many JJ 43963 218 8 clastic clastic JJ 43963 218 9 rocks rock NNS 43963 218 10 are be VBP 43963 218 11 formed form VBN 43963 218 12 by by IN 43963 218 13 the the DT 43963 218 14 breaking breaking NN 43963 218 15 up up RP 43963 218 16 of of IN 43963 218 17 rocks rock NNS 43963 218 18 subsequently subsequently RB 43963 218 19 to to IN 43963 218 20 their -PRON- PRP$ 43963 218 21 formation formation NN 43963 218 22 , , , 43963 218 23 and and CC 43963 218 24 it -PRON- PRP 43963 218 25 has have VBZ 43963 218 26 been be VBN 43963 218 27 proposed propose VBN 43963 218 28 that that IN 43963 218 29 rocks rock NNS 43963 218 30 of of IN 43963 218 31 this this DT 43963 218 32 nature nature NN 43963 218 33 should should MD 43963 218 34 be be VB 43963 218 35 termed term VBN 43963 218 36 _ _ NNP 43963 218 37 cataclastic cataclastic JJ 43963 218 38 _ _ NNP 43963 218 39 , , , 43963 218 40 while while IN 43963 218 41 those those DT 43963 218 42 which which WDT 43963 218 43 are be VBP 43963 218 44 formed form VBN 43963 218 45 by by IN 43963 218 46 the the DT 43963 218 47 breaking breaking NN 43963 218 48 up up RP 43963 218 49 of of IN 43963 218 50 pre pre JJ 43963 218 51 - - JJ 43963 218 52 existing existing JJ 43963 218 53 rocks rock NNS 43963 218 54 upon upon IN 43963 218 55 the the DT 43963 218 56 earth earth NN 43963 218 57 's 's POS 43963 218 58 surface surface NN 43963 218 59 should should MD 43963 218 60 be be VB 43963 218 61 termed term VBN 43963 218 62 _ _ NNP 43963 218 63 epiclastic epiclastic JJ 43963 218 64 _ _ NNP 43963 218 65 ; ; : 43963 218 66 another another DT 43963 218 67 group group NN 43963 218 68 formed form VBN 43963 218 69 of of IN 43963 218 70 materials material NNS 43963 218 71 broken break VBN 43963 218 72 up up RP 43963 218 73 within within IN 43963 218 74 the the DT 43963 218 75 earth earth NN 43963 218 76 , , , 43963 218 77 and and CC 43963 218 78 accumulated accumulate VBN 43963 218 79 upon upon IN 43963 218 80 its -PRON- PRP$ 43963 218 81 surface surface NN 43963 218 82 as as IN 43963 218 83 the the DT 43963 218 84 result result NN 43963 218 85 of of IN 43963 218 86 ejection ejection NN 43963 218 87 of of IN 43963 218 88 fragmental fragmental JJ 43963 218 89 material material NN 43963 218 90 from from IN 43963 218 91 volcanic volcanic JJ 43963 218 92 vents vent NNS 43963 218 93 being be VBG 43963 218 94 termed term VBN 43963 218 95 _ _ NNP 43963 218 96 pyroclastic pyroclastic JJ 43963 218 97 _ _ NNP 43963 218 98 . . . 43963 219 1 This this DT 43963 219 2 classification classification NN 43963 219 3 is be VBZ 43963 219 4 scientific scientific JJ 43963 219 5 , , , 43963 219 6 and and CC 43963 219 7 under under IN 43963 219 8 special special JJ 43963 219 9 circumstances circumstance NNS 43963 219 10 is be VBZ 43963 219 11 extremely extremely RB 43963 219 12 useful useful JJ 43963 219 13 , , , 43963 219 14 but but CC 43963 219 15 the the DT 43963 219 16 older old JJR 43963 219 17 terms term NNS 43963 219 18 have have VBP 43963 219 19 been be VBN 43963 219 20 used use VBN 43963 219 21 so so RB 43963 219 22 generally generally RB 43963 219 23 , , , 43963 219 24 and and CC 43963 219 25 with with IN 43963 219 26 this this DT 43963 219 27 explanation explanation NN 43963 219 28 their -PRON- PRP$ 43963 219 29 use use NN 43963 219 30 is be VBZ 43963 219 31 so so RB 43963 219 32 unobjectionable unobjectionable JJ 43963 219 33 , , , 43963 219 34 that that IN 43963 219 35 they -PRON- PRP 43963 219 36 may may MD 43963 219 37 be be VB 43963 219 38 retained retain VBN 43963 219 39 , , , 43963 219 40 and and CC 43963 219 41 the the DT 43963 219 42 term term NN 43963 219 43 _ _ NNP 43963 219 44 stratified stratify VBD 43963 219 45 _ _ NNP 43963 219 46 will will MD 43963 219 47 be be VB 43963 219 48 generally generally RB 43963 219 49 used use VBN 43963 219 50 to to TO 43963 219 51 indicate indicate VB 43963 219 52 all all DT 43963 219 53 rocks rock NNS 43963 219 54 which which WDT 43963 219 55 are be VBP 43963 219 56 not not RB 43963 219 57 of of IN 43963 219 58 igneous igneous JJ 43963 219 59 origin origin NN 43963 219 60 or or CC 43963 219 61 formed form VBN 43963 219 62 as as IN 43963 219 63 mineral mineral NN 43963 219 64 veins vein NNS 43963 219 65 in in IN 43963 219 66 the the DT 43963 219 67 earth earth NN 43963 219 68 's 's POS 43963 219 69 interior interior NN 43963 219 70 . . . 43963 220 1 The the DT 43963 220 2 division division NN 43963 220 3 of of IN 43963 220 4 rocks rock NNS 43963 220 5 into into IN 43963 220 6 _ _ NNP 43963 220 7 three three CD 43963 220 8 _ _ NNP 43963 220 9 great great JJ 43963 220 10 groups group NNS 43963 220 11 , , , 43963 220 12 the the DT 43963 220 13 Igneous igneous JJ 43963 220 14 , , , 43963 220 15 Stratified Stratified NNP 43963 220 16 and and CC 43963 220 17 Metamorphic Metamorphic NNP 43963 220 18 ( ( -LRB- 43963 220 19 the the DT 43963 220 20 latter latter JJ 43963 220 21 name name NN 43963 220 22 being be VBG 43963 220 23 applied apply VBN 43963 220 24 to to IN 43963 220 25 those those DT 43963 220 26 rocks rock NNS 43963 220 27 which which WDT 43963 220 28 have have VBP 43963 220 29 undergone undergo VBN 43963 220 30 considerable considerable JJ 43963 220 31 alteration alteration NN 43963 220 32 since since IN 43963 220 33 their -PRON- PRP$ 43963 220 34 formation formation NN 43963 220 35 ) ) -RRB- 43963 220 36 , , , 43963 220 37 is be VBZ 43963 220 38 objectionable objectionable JJ 43963 220 39 , , , 43963 220 40 since since IN 43963 220 41 we -PRON- PRP 43963 220 42 have have VBP 43963 220 43 metamorphic metamorphic JJ 43963 220 44 igneous igneous JJ 43963 220 45 rocks rock NNS 43963 220 46 as as RB 43963 220 47 well well RB 43963 220 48 as as IN 43963 220 49 metamorphic metamorphic JJ 43963 220 50 stratified stratified JJ 43963 220 51 ones one NNS 43963 220 52 . . . 43963 221 1 The the DT 43963 221 2 most most RBS 43963 221 3 convenient convenient JJ 43963 221 4 classification classification NN 43963 221 5 is be VBZ 43963 221 6 as as IN 43963 221 7 follows:-- follows:-- FW 43963 221 8 A. A. NNP 43963 221 9 Igneous igneous JJ 43963 221 10 1 1 CD 43963 221 11 . . . 43963 222 1 { { -LRB- 43963 222 2 Unaltered unaltered JJ 43963 222 3 . . . 43963 223 1 2 2 LS 43963 223 2 . . . 43963 224 1 { { -LRB- 43963 224 2 Metamorphic Metamorphic NNP 43963 224 3 . . . 43963 225 1 B. B. NNP 43963 226 1 Stratified stratified JJ 43963 226 2 1 1 CD 43963 226 3 . . . 43963 227 1 { { -LRB- 43963 227 2 Unaltered unaltered JJ 43963 227 3 . . . 43963 228 1 2 2 LS 43963 228 2 . . . 43963 229 1 { { -LRB- 43963 229 2 Metamorphic Metamorphic NNP 43963 229 3 . . . 43963 230 1 It -PRON- PRP 43963 230 2 must must MD 43963 230 3 be be VB 43963 230 4 distinctly distinctly RB 43963 230 5 understood understand VBN 43963 230 6 that that IN 43963 230 7 all all DT 43963 230 8 geological geological JJ 43963 230 9 phenomena phenomenon NNS 43963 230 10 must must MD 43963 230 11 be be VB 43963 230 12 taken take VBN 43963 230 13 into into IN 43963 230 14 account account NN 43963 230 15 by by IN 43963 230 16 the the DT 43963 230 17 stratigraphical stratigraphical JJ 43963 230 18 geologist geologist NN 43963 230 19 . . . 43963 231 1 The the DT 43963 231 2 upheaval upheaval NN 43963 231 3 of of IN 43963 231 4 strata strata NNP 43963 231 5 , , , 43963 231 6 the the DT 43963 231 7 production production NN 43963 231 8 of of IN 43963 231 9 jointing jointing NN 43963 231 10 and and CC 43963 231 11 cleavage cleavage NN 43963 231 12 in in IN 43963 231 13 them -PRON- PRP 43963 231 14 , , , 43963 231 15 their -PRON- PRP$ 43963 231 16 intrusion intrusion NN 43963 231 17 by by IN 43963 231 18 igneous igneous JJ 43963 231 19 material material NN 43963 231 20 , , , 43963 231 21 their -PRON- PRP$ 43963 231 22 metamorphism metamorphism NN 43963 231 23 , , , 43963 231 24 give give VBP 43963 231 25 indications indication NNS 43963 231 26 of of IN 43963 231 27 former former JJ 43963 231 28 physical physical JJ 43963 231 29 conditions condition NNS 43963 231 30 equally equally RB 43963 231 31 with with IN 43963 231 32 the the DT 43963 231 33 lithological lithological JJ 43963 231 34 characters character NNS 43963 231 35 of of IN 43963 231 36 the the DT 43963 231 37 strata strata NN 43963 231 38 , , , 43963 231 39 and and CC 43963 231 40 their -PRON- PRP$ 43963 231 41 fossil fossil JJ 43963 231 42 contents content NNS 43963 231 43 . . . 43963 232 1 Nevertheless nevertheless RB 43963 232 2 it -PRON- PRP 43963 232 3 is be VBZ 43963 232 4 not not RB 43963 232 5 proposed propose VBN 43963 232 6 to to TO 43963 232 7 give give VB 43963 232 8 a a DT 43963 232 9 full full JJ 43963 232 10 account account NN 43963 232 11 of of IN 43963 232 12 the the DT 43963 232 13 various various JJ 43963 232 14 phenomena phenomenon NNS 43963 232 15 displayed display VBN 43963 232 16 by by IN 43963 232 17 rocks rock NNS 43963 232 18 ; ; : 43963 232 19 the the DT 43963 232 20 student student NN 43963 232 21 is be VBZ 43963 232 22 referred refer VBN 43963 232 23 to to IN 43963 232 24 Text Text NNP 43963 232 25 - - HYPH 43963 232 26 books book NNS 43963 232 27 of of IN 43963 232 28 General General NNP 43963 232 29 Geology Geology NNP 43963 232 30 for for IN 43963 232 31 this this DT 43963 232 32 information information NN 43963 232 33 . . . 43963 233 1 It -PRON- PRP 43963 233 2 will will MD 43963 233 3 be be VB 43963 233 4 as as RB 43963 233 5 well well RB 43963 233 6 here here RB 43963 233 7 , , , 43963 233 8 however however RB 43963 233 9 , , , 43963 233 10 to to TO 43963 233 11 point point VB 43963 233 12 out out RP 43963 233 13 in in IN 43963 233 14 a a DT 43963 233 15 few few JJ 43963 233 16 words word NNS 43963 233 17 the the DT 43963 233 18 exact exact JJ 43963 233 19 significance significance NN 43963 233 20 of of IN 43963 233 21 the the DT 43963 233 22 existence existence NN 43963 233 23 of of IN 43963 233 24 strata strata NN 43963 233 25 in in IN 43963 233 26 the the DT 43963 233 27 lithosphere lithosphere NNP 43963 233 28 . . . 43963 234 1 The the DT 43963 234 2 formation formation NN 43963 234 3 of of IN 43963 234 4 strata strata NN 43963 234 5 and and CC 43963 234 6 their -PRON- PRP$ 43963 234 7 subsequent subsequent JJ 43963 234 8 destruction destruction NN 43963 234 9 to to TO 43963 234 10 supply supply VB 43963 234 11 material material NN 43963 234 12 for for IN 43963 234 13 fresh fresh JJ 43963 234 14 strata strata NN 43963 234 15 are be VBP 43963 234 16 due due JJ 43963 234 17 to to IN 43963 234 18 three three CD 43963 234 19 great great JJ 43963 234 20 classes class NNS 43963 234 21 of of IN 43963 234 22 changes change NNS 43963 234 23 . . . 43963 235 1 Beginning begin VBG 43963 235 2 with with IN 43963 235 3 a a DT 43963 235 4 portion portion NN 43963 235 5 of of IN 43963 235 6 lithosphere lithosphere NNP 43963 235 7 composed compose VBN 43963 235 8 of of IN 43963 235 9 rock rock NN 43963 235 10 , , , 43963 235 11 it -PRON- PRP 43963 235 12 is be VBZ 43963 235 13 found find VBN 43963 235 14 that that IN 43963 235 15 rock rock NN 43963 235 16 is be VBZ 43963 235 17 broken break VBN 43963 235 18 up up RP 43963 235 19 by by IN 43963 235 20 agents agent NNS 43963 235 21 of of IN 43963 235 22 denudation denudation NN 43963 235 23 , , , 43963 235 24 as as IN 43963 235 25 wind wind NN 43963 235 26 , , , 43963 235 27 rain rain NN 43963 235 28 , , , 43963 235 29 frost frost NN 43963 235 30 , , , 43963 235 31 rivers river NNS 43963 235 32 and and CC 43963 235 33 sea sea NN 43963 235 34 . . . 43963 236 1 These these DT 43963 236 2 agents agent NNS 43963 236 3 perform perform VBP 43963 236 4 their -PRON- PRP$ 43963 236 5 function function NN 43963 236 6 mainly mainly RB 43963 236 7 upon upon IN 43963 236 8 the the DT 43963 236 9 portion portion NN 43963 236 10 of of IN 43963 236 11 the the DT 43963 236 12 lithosphere lithosphere NNP 43963 236 13 which which WDT 43963 236 14 projects project VBZ 43963 236 15 through through IN 43963 236 16 the the DT 43963 236 17 hydrosphere hydrosphere NN 43963 236 18 to to TO 43963 236 19 form form VB 43963 236 20 _ _ NNP 43963 236 21 land land NN 43963 236 22 _ _ NNP 43963 236 23 , , , 43963 236 24 and and CC 43963 236 25 the the DT 43963 236 26 land land NN 43963 236 27 is be VBZ 43963 236 28 the the DT 43963 236 29 main main JJ 43963 236 30 area area NN 43963 236 31 of of IN 43963 236 32 denudation denudation NN 43963 236 33 . . . 43963 237 1 The the DT 43963 237 2 materials material NNS 43963 237 3 furnished furnish VBN 43963 237 4 by by IN 43963 237 5 denudation denudation NN 43963 237 6 are be VBP 43963 237 7 carried carry VBN 43963 237 8 away away RB 43963 237 9 , , , 43963 237 10 and and CC 43963 237 11 owing owe VBG 43963 237 12 to to IN 43963 237 13 gravitation gravitation NN 43963 237 14 , , , 43963 237 15 naturally naturally RB 43963 237 16 proceed proceed VB 43963 237 17 from from IN 43963 237 18 a a DT 43963 237 19 higher high JJR 43963 237 20 to to IN 43963 237 21 a a DT 43963 237 22 lower low JJR 43963 237 23 level level NN 43963 237 24 , , , 43963 237 25 often often RB 43963 237 26 resting rest VBG 43963 237 27 on on IN 43963 237 28 the the DT 43963 237 29 way way NN 43963 237 30 , , , 43963 237 31 but but CC 43963 237 32 if if IN 43963 237 33 nothing nothing NN 43963 237 34 else else RB 43963 237 35 occurs occur VBZ 43963 237 36 , , , 43963 237 37 ultimately ultimately RB 43963 237 38 finding find VBG 43963 237 39 their -PRON- PRP$ 43963 237 40 way way NN 43963 237 41 to to IN 43963 237 42 the the DT 43963 237 43 _ _ NNP 43963 237 44 sea sea NN 43963 237 45 _ _ NNP 43963 237 46 , , , 43963 237 47 where where WRB 43963 237 48 they -PRON- PRP 43963 237 49 are be VBP 43963 237 50 deposited deposit VBN 43963 237 51 as as IN 43963 237 52 strata strata NN 43963 237 53 . . . 43963 238 1 The the DT 43963 238 2 sea sea NN 43963 238 3 is be VBZ 43963 238 4 the the DT 43963 238 5 principal principal JJ 43963 238 6 area area NN 43963 238 7 for for IN 43963 238 8 the the DT 43963 238 9 reception reception NN 43963 238 10 of of IN 43963 238 11 this this DT 43963 238 12 material material NN 43963 238 13 , , , 43963 238 14 and and CC 43963 238 15 it -PRON- PRP 43963 238 16 is be VBZ 43963 238 17 there there EX 43963 238 18 accordingly accordingly RB 43963 238 19 that that IN 43963 238 20 the the DT 43963 238 21 bulk bulk NN 43963 238 22 of of IN 43963 238 23 stratified stratified JJ 43963 238 24 rock rock NN 43963 238 25 is be VBZ 43963 238 26 formed form VBN 43963 238 27 . . . 43963 239 1 If if IN 43963 239 2 nothing nothing NN 43963 239 3 else else RB 43963 239 4 occurred occur VBD 43963 239 5 , , , 43963 239 6 in in IN 43963 239 7 time time NN 43963 239 8 the the DT 43963 239 9 whole whole NN 43963 239 10 of of IN 43963 239 11 the the DT 43963 239 12 land land NN 43963 239 13 would would MD 43963 239 14 be be VB 43963 239 15 destroyed destroy VBN 43963 239 16 , , , 43963 239 17 and and CC 43963 239 18 the the DT 43963 239 19 wreckage wreckage NN 43963 239 20 of of IN 43963 239 21 the the DT 43963 239 22 land land NN 43963 239 23 deposited deposit VBN 43963 239 24 beneath beneath IN 43963 239 25 the the DT 43963 239 26 sea sea NN 43963 239 27 as as IN 43963 239 28 stratified stratify VBN 43963 239 29 rock rock NN 43963 239 30 . . . 43963 240 1 As as IN 43963 240 2 it -PRON- PRP 43963 240 3 is be VBZ 43963 240 4 there there EX 43963 240 5 is be VBZ 43963 240 6 a a DT 43963 240 7 third third JJ 43963 240 8 class class NN 43963 240 9 of of IN 43963 240 10 change change NN 43963 240 11 , , , 43963 240 12 underground underground JJ 43963 240 13 change change NN 43963 240 14 , , , 43963 240 15 causing cause VBG 43963 240 16 movements movement NNS 43963 240 17 of of IN 43963 240 18 the the DT 43963 240 19 earth earth NN 43963 240 20 's 's POS 43963 240 21 crust crust NN 43963 240 22 ( ( -LRB- 43963 240 23 to to TO 43963 240 24 use use VB 43963 240 25 a a DT 43963 240 26 term term NN 43963 240 27 which which WDT 43963 240 28 can can MD 43963 240 29 hardly hardly RB 43963 240 30 be be VB 43963 240 31 defined define VBN 43963 240 32 in in IN 43963 240 33 few few JJ 43963 240 34 words word NNS 43963 240 35 but but CC 43963 240 36 which which WDT 43963 240 37 is be VBZ 43963 240 38 generally generally RB 43963 240 39 understood understand VBN 43963 240 40 ) ) -RRB- 43963 240 41 , , , 43963 240 42 and and CC 43963 240 43 as as IN 43963 240 44 the the DT 43963 240 45 result result NN 43963 240 46 of of IN 43963 240 47 the the DT 43963 240 48 relative relative JJ 43963 240 49 uplift uplift NN 43963 240 50 of of IN 43963 240 51 portions portion NNS 43963 240 52 of of IN 43963 240 53 the the DT 43963 240 54 earth earth NN 43963 240 55 's 's POS 43963 240 56 crust crust NN 43963 240 57 , , , 43963 240 58 the the DT 43963 240 59 stratified stratified JJ 43963 240 60 rocks rock NNS 43963 240 61 formed form VBN 43963 240 62 beneath beneath IN 43963 240 63 the the DT 43963 240 64 oceans ocean NNS 43963 240 65 are be VBP 43963 240 66 raised raise VBN 43963 240 67 above above IN 43963 240 68 its -PRON- PRP$ 43963 240 69 level level NN 43963 240 70 , , , 43963 240 71 giving give VBG 43963 240 72 rise rise NN 43963 240 73 to to IN 43963 240 74 new new JJ 43963 240 75 masses masse NNS 43963 240 76 of of IN 43963 240 77 land land NN 43963 240 78 , , , 43963 240 79 which which WDT 43963 240 80 are be VBP 43963 240 81 once once RB 43963 240 82 more more RBR 43963 240 83 ready ready JJ 43963 240 84 for for IN 43963 240 85 destruction destruction NN 43963 240 86 by by IN 43963 240 87 the the DT 43963 240 88 agents agent NNS 43963 240 89 of of IN 43963 240 90 denudation denudation NN 43963 240 91 . . . 43963 241 1 This this DT 43963 241 2 cycle cycle NN 43963 241 3 of of IN 43963 241 4 change change NN 43963 241 5 ( ( -LRB- 43963 241 6 all all DT 43963 241 7 parts part NNS 43963 241 8 of of IN 43963 241 9 which which WDT 43963 241 10 are be VBP 43963 241 11 ever ever RB 43963 241 12 proceeding proceed VBG 43963 241 13 simultaneously simultaneously RB 43963 241 14 ) ) -RRB- 43963 241 15 is be VBZ 43963 241 16 one one CD 43963 241 17 of of IN 43963 241 18 the the DT 43963 241 19 utmost utmost JJ 43963 241 20 importance importance NN 43963 241 21 to to IN 43963 241 22 the the DT 43963 241 23 stratigraphical stratigraphical JJ 43963 241 24 geologist geologist NN 43963 241 25 . . . 43963 242 1 _ _ NNP 43963 242 2 Stratification Stratification NNP 43963 242 3 _ _ NNP 43963 242 4 is be VBZ 43963 242 5 the the DT 43963 242 6 rock rock NN 43963 242 7 - - HYPH 43963 242 8 structure structure NN 43963 242 9 of of IN 43963 242 10 prime prime JJ 43963 242 11 importance importance NN 43963 242 12 in in IN 43963 242 13 stratigraphical stratigraphical JJ 43963 242 14 geology geology NN 43963 242 15 , , , 43963 242 16 and and CC 43963 242 17 a a DT 43963 242 18 few few JJ 43963 242 19 words word NNS 43963 242 20 must must MD 43963 242 21 here here RB 43963 242 22 be be VB 43963 242 23 devoted devoted JJ 43963 242 24 to to IN 43963 242 25 its -PRON- PRP$ 43963 242 26 consideration consideration NN 43963 242 27 , , , 43963 242 28 leaving leave VBG 43963 242 29 further further JJ 43963 242 30 details detail NNS 43963 242 31 to to TO 43963 242 32 be be VB 43963 242 33 dealt deal VBN 43963 242 34 with with IN 43963 242 35 hereafter hereafter NN 43963 242 36 . . . 43963 243 1 The the DT 43963 243 2 surface surface NN 43963 243 3 of of IN 43963 243 4 the the DT 43963 243 5 ocean ocean NN 43963 243 6 - - HYPH 43963 243 7 floor floor NN 43963 243 8 is be VBZ 43963 243 9 , , , 43963 243 10 when when WRB 43963 243 11 viewed view VBN 43963 243 12 on on IN 43963 243 13 a a DT 43963 243 14 large large JJ 43963 243 15 scale scale NN 43963 243 16 , , , 43963 243 17 so so CC 43963 243 18 level level NN 43963 243 19 , , , 43963 243 20 that that IN 43963 243 21 it -PRON- PRP 43963 243 22 may may MD 43963 243 23 be be VB 43963 243 24 considered consider VBN 43963 243 25 practically practically RB 43963 243 26 horizontal horizontal JJ 43963 243 27 , , , 43963 243 28 and and CC 43963 243 29 accordingly accordingly RB 43963 243 30 in in IN 43963 243 31 most most JJS 43963 243 32 places place NNS 43963 243 33 the the DT 43963 243 34 materials material NNS 43963 243 35 which which WDT 43963 243 36 are be VBP 43963 243 37 laid lay VBN 43963 243 38 down down RP 43963 243 39 on on IN 43963 243 40 the the DT 43963 243 41 ocean ocean NN 43963 243 42 - - HYPH 43963 243 43 floor floor NN 43963 243 44 give give VBP 43963 243 45 rise rise NN 43963 243 46 to to IN 43963 243 47 accumulations accumulation NNS 43963 243 48 which which WDT 43963 243 49 at at IN 43963 243 50 all all DT 43963 243 51 times time NNS 43963 243 52 have have VBP 43963 243 53 a a DT 43963 243 54 general general JJ 43963 243 55 horizontal horizontal JJ 43963 243 56 surface surface NN 43963 243 57 ( ( -LRB- 43963 243 58 when when WRB 43963 243 59 the the DT 43963 243 60 ocean ocean NN 43963 243 61 - - HYPH 43963 243 62 slopes slope NNS 43963 243 63 depart depart VBP 43963 243 64 markedly markedly RB 43963 243 65 from from IN 43963 243 66 horizontality horizontality NN 43963 243 67 the the DT 43963 243 68 deposits deposit NNS 43963 243 69 tend tend VBP 43963 243 70 to to TO 43963 243 71 abut abut VB 43963 243 72 against against IN 43963 243 73 these these DT 43963 243 74 slopes slope NNS 43963 243 75 rather rather RB 43963 243 76 than than IN 43963 243 77 to to TO 43963 243 78 lie lie VB 43963 243 79 with with IN 43963 243 80 their -PRON- PRP$ 43963 243 81 upper upper JJ 43963 243 82 surfaces surface NNS 43963 243 83 parallel parallel RB 43963 243 84 to to IN 43963 243 85 their -PRON- PRP$ 43963 243 86 original original JJ 43963 243 87 angle angle NN 43963 243 88 ) ) -RRB- 43963 243 89 . . . 43963 244 1 A a DT 43963 244 2 practically practically RB 43963 244 3 horizontal horizontal JJ 43963 244 4 surface surface NN 43963 244 5 of of IN 43963 244 6 this this DT 43963 244 7 character character NN 43963 244 8 may may MD 43963 244 9 give give VB 43963 244 10 rise rise NN 43963 244 11 to to IN 43963 244 12 a a DT 43963 244 13 _ _ NNP 43963 244 14 plane plane NN 43963 244 15 of of IN 43963 244 16 stratification stratification NN 43963 244 17 _ _ NNP 43963 244 18 ( ( -LRB- 43963 244 19 or or CC 43963 244 20 _ _ NNP 43963 244 21 bedding bedding NN 43963 244 22 - - HYPH 43963 244 23 plane plane NN 43963 244 24 _ _ NNP 43963 244 25 ) ) -RRB- 43963 244 26 in in IN 43963 244 27 more more JJR 43963 244 28 than than IN 43963 244 29 one one CD 43963 244 30 way way NN 43963 244 31 . . . 43963 245 1 A a DT 43963 245 2 pause pause NN 43963 245 3 may may MD 43963 245 4 occur occur VB 43963 245 5 during during IN 43963 245 6 which which WDT 43963 245 7 there there EX 43963 245 8 is be VBZ 43963 245 9 a a DT 43963 245 10 cessation cessation NN 43963 245 11 of of IN 43963 245 12 the the DT 43963 245 13 supply supply NN 43963 245 14 of of IN 43963 245 15 material material NN 43963 245 16 , , , 43963 245 17 so so IN 43963 245 18 that that IN 43963 245 19 the the DT 43963 245 20 material material NN 43963 245 21 which which WDT 43963 245 22 has have VBZ 43963 245 23 already already RB 43963 245 24 been be VBN 43963 245 25 accumulated accumulate VBN 43963 245 26 has have VBZ 43963 245 27 sufficient sufficient JJ 43963 245 28 time time NN 43963 245 29 to to TO 43963 245 30 become become VB 43963 245 31 partially partially RB 43963 245 32 consolidated consolidated JJ 43963 245 33 before before IN 43963 245 34 the the DT 43963 245 35 deposition deposition NN 43963 245 36 of of IN 43963 245 37 fresh fresh JJ 43963 245 38 material material NN 43963 245 39 upon upon IN 43963 245 40 it -PRON- PRP 43963 245 41 . . . 43963 246 1 In in IN 43963 246 2 this this DT 43963 246 3 way way NN 43963 246 4 a a DT 43963 246 5 want want NN 43963 246 6 of of IN 43963 246 7 coherence coherence NN 43963 246 8 between between IN 43963 246 9 the the DT 43963 246 10 two two CD 43963 246 11 masses masse NNS 43963 246 12 is be VBZ 43963 246 13 produced produce VBN 43963 246 14 , , , 43963 246 15 along along IN 43963 246 16 the the DT 43963 246 17 plane plane NN 43963 246 18 of of IN 43963 246 19 junction junction NN 43963 246 20 , , , 43963 246 21 which which WDT 43963 246 22 after after IN 43963 246 23 consolidation consolidation NN 43963 246 24 of of IN 43963 246 25 the the DT 43963 246 26 deposits deposit NNS 43963 246 27 causes cause VBZ 43963 246 28 an an DT 43963 246 29 actual actual JJ 43963 246 30 divisional divisional JJ 43963 246 31 plane plane NN 43963 246 32 along along IN 43963 246 33 which which WDT 43963 246 34 the the DT 43963 246 35 two two CD 43963 246 36 deposits deposit NNS 43963 246 37 may may MD 43963 246 38 be be VB 43963 246 39 separated separate VBN 43963 246 40 . . . 43963 247 1 This this DT 43963 247 2 is be VBZ 43963 247 3 a a DT 43963 247 4 plane plane NN 43963 247 5 of of IN 43963 247 6 stratification stratification NN 43963 247 7 . . . 43963 248 1 The the DT 43963 248 2 pause pause NN 43963 248 3 may may MD 43963 248 4 be be VB 43963 248 5 produced produce VBN 43963 248 6 in in IN 43963 248 7 various various JJ 43963 248 8 ways way NNS 43963 248 9 , , , 43963 248 10 sometimes sometimes RB 43963 248 11 between between IN 43963 248 12 successive successive JJ 43963 248 13 high high JJ 43963 248 14 tides tide NNS 43963 248 15 , , , 43963 248 16 at at IN 43963 248 17 others other NNS 43963 248 18 as as IN 43963 248 19 the the DT 43963 248 20 result result NN 43963 248 21 of of IN 43963 248 22 physical physical JJ 43963 248 23 changes change NNS 43963 248 24 which which WDT 43963 248 25 may may MD 43963 248 26 have have VB 43963 248 27 taken take VBN 43963 248 28 ages age NNS 43963 248 29 to to TO 43963 248 30 happen happen VB 43963 248 31 . . . 43963 249 1 Again again RB 43963 249 2 , , , 43963 249 3 after after IN 43963 249 4 material material NN 43963 249 5 of of IN 43963 249 6 one one CD 43963 249 7 kind kind NN 43963 249 8 has have VBZ 43963 249 9 been be VBN 43963 249 10 deposited deposit VBN 43963 249 11 , , , 43963 249 12 say say VB 43963 249 13 sand sand NN 43963 249 14 , , , 43963 249 15 some some DT 43963 249 16 other other JJ 43963 249 17 substance substance NN 43963 249 18 such such JJ 43963 249 19 as as IN 43963 249 20 clay clay NN 43963 249 21 may may MD 43963 249 22 be be VB 43963 249 23 accumulated accumulate VBN 43963 249 24 on on IN 43963 249 25 its -PRON- PRP$ 43963 249 26 upper upper JJ 43963 249 27 surface surface NN 43963 249 28 , , , 43963 249 29 giving give VBG 43963 249 30 rise rise NN 43963 249 31 to to IN 43963 249 32 a a DT 43963 249 33 plane plane NN 43963 249 34 of of IN 43963 249 35 stratification stratification NN 43963 249 36 between between IN 43963 249 37 two two CD 43963 249 38 deposits deposit NNS 43963 249 39 of of IN 43963 249 40 different different JJ 43963 249 41 lithological lithological JJ 43963 249 42 characters character NNS 43963 249 43 . . . 43963 250 1 If if IN 43963 250 2 this this DT 43963 250 3 occurs occur VBZ 43963 250 4 alone alone RB 43963 250 5 , , , 43963 250 6 there there EX 43963 250 7 may may MD 43963 250 8 be be VB 43963 250 9 actual actual JJ 43963 250 10 coherence coherence NN 43963 250 11 between between IN 43963 250 12 the the DT 43963 250 13 two two CD 43963 250 14 strata stratum NNS 43963 250 15 , , , 43963 250 16 so so IN 43963 250 17 that that IN 43963 250 18 it -PRON- PRP 43963 250 19 is be VBZ 43963 250 20 erroneous erroneous JJ 43963 250 21 to to TO 43963 250 22 speak speak VB 43963 250 23 of of IN 43963 250 24 a a DT 43963 250 25 plane plane NN 43963 250 26 of of IN 43963 250 27 stratification stratification NN 43963 250 28 as as IN 43963 250 29 if if IN 43963 250 30 it -PRON- PRP 43963 250 31 were be VBD 43963 250 32 always always RB 43963 250 33 one one CD 43963 250 34 along along IN 43963 250 35 which which WDT 43963 250 36 one one CD 43963 250 37 deposit deposit NN 43963 250 38 could could MD 43963 250 39 be be VB 43963 250 40 readily readily RB 43963 250 41 split split VBN 43963 250 42 from from IN 43963 250 43 the the DT 43963 250 44 other other JJ 43963 250 45 , , , 43963 250 46 though though IN 43963 250 47 as as IN 43963 250 48 a a DT 43963 250 49 general general NN 43963 250 50 though though RB 43963 250 51 by by IN 43963 250 52 no no DT 43963 250 53 means means NN 43963 250 54 universal universal JJ 43963 250 55 rule rule NN 43963 250 56 , , , 43963 250 57 change change VBP 43963 250 58 from from IN 43963 250 59 one one CD 43963 250 60 kind kind NN 43963 250 61 of of IN 43963 250 62 deposit deposit NN 43963 250 63 to to IN 43963 250 64 another another DT 43963 250 65 is be VBZ 43963 250 66 also also RB 43963 250 67 marked mark VBN 43963 250 68 by by IN 43963 250 69 want want NN 43963 250 70 of of IN 43963 250 71 coherence coherence NN 43963 250 72 between between IN 43963 250 73 the the DT 43963 250 74 two two CD 43963 250 75 . . . 43963 251 1 The the DT 43963 251 2 material material NN 43963 251 3 between between IN 43963 251 4 two two CD 43963 251 5 planes plane NNS 43963 251 6 of of IN 43963 251 7 stratification stratification NN 43963 251 8 forms form VBZ 43963 251 9 a a DT 43963 251 10 _ _ NNP 43963 251 11 stratum stratum NN 43963 251 12 _ _ NNP 43963 251 13 or or CC 43963 251 14 _ _ NNP 43963 251 15 bed bed NN 43963 251 16 _ _ NNP 43963 251 17 , , , 43963 251 18 though though IN 43963 251 19 if if IN 43963 251 20 the the DT 43963 251 21 deposit deposit NN 43963 251 22 be be VB 43963 251 23 very very RB 43963 251 24 thin thin JJ 43963 251 25 it -PRON- PRP 43963 251 26 is be VBZ 43963 251 27 known know VBN 43963 251 28 as as IN 43963 251 29 a a DT 43963 251 30 _ _ NNP 43963 251 31 lamina lamina NN 43963 251 32 _ _ NNP 43963 251 33 , , , 43963 251 34 and and CC 43963 251 35 the the DT 43963 251 36 planes plane NNS 43963 251 37 are be VBP 43963 251 38 spoken speak VBN 43963 251 39 of of IN 43963 251 40 as as IN 43963 251 41 _ _ NNP 43963 251 42 planes plane NNS 43963 251 43 of of IN 43963 251 44 lamination lamination NN 43963 251 45 _ _ NNP 43963 251 46 ( ( -LRB- 43963 251 47 no no DT 43963 251 48 hard hard JJ 43963 251 49 and and CC 43963 251 50 fast fast JJ 43963 251 51 line line NN 43963 251 52 can can MD 43963 251 53 be be VB 43963 251 54 drawn draw VBN 43963 251 55 between between IN 43963 251 56 strata strata NN 43963 251 57 and and CC 43963 251 58 laminæ laminæ NN 43963 251 59 ; ; , 43963 251 60 several several JJ 43963 251 61 of of IN 43963 251 62 the the DT 43963 251 63 latter latter JJ 43963 251 64 usually usually RB 43963 251 65 occur occur VBP 43963 251 66 in in IN 43963 251 67 the the DT 43963 251 68 space space NN 43963 251 69 of of IN 43963 251 70 an an DT 43963 251 71 inch inch NN 43963 251 72 ) ) -RRB- 43963 251 73 . . . 43963 252 1 A a DT 43963 252 2 _ _ NNP 43963 252 3 stratum stratum NN 43963 252 4 _ _ NNP 43963 252 5 will will MD 43963 252 6 have have VB 43963 252 7 its -PRON- PRP$ 43963 252 8 upper upper JJ 43963 252 9 and and CC 43963 252 10 lower low JJR 43963 252 11 surface surface NN 43963 252 12 apparently apparently RB 43963 252 13 parallel parallel JJ 43963 252 14 , , , 43963 252 15 though though IN 43963 252 16 not not RB 43963 252 17 really really RB 43963 252 18 so so RB 43963 252 19 , , , 43963 252 20 for for IN 43963 252 21 no no DT 43963 252 22 stratum stratum NN 43963 252 23 extends extend NNS 43963 252 24 universally universally RB 43963 252 25 round round IN 43963 252 26 the the DT 43963 252 27 earth earth NN 43963 252 28 , , , 43963 252 29 and and CC 43963 252 30 many many JJ 43963 252 31 of of IN 43963 252 32 them -PRON- PRP 43963 252 33 disappear disappear VBP 43963 252 34 at at IN 43963 252 35 no no DT 43963 252 36 great great JJ 43963 252 37 distance distance NN 43963 252 38 when when WRB 43963 252 39 traced trace VBN 43963 252 40 in in IN 43963 252 41 any any DT 43963 252 42 direction direction NN 43963 252 43 . . . 43963 253 1 Parts part NNS 43963 253 2 of of IN 43963 253 3 one one CD 43963 253 4 stratum stratum NN 43963 253 5 may may MD 43963 253 6 be be VB 43963 253 7 composed compose VBN 43963 253 8 of of IN 43963 253 9 different different JJ 43963 253 10 materials material NNS 43963 253 11 from from IN 43963 253 12 other other JJ 43963 253 13 parts part NNS 43963 253 14 when when WRB 43963 253 15 traced trace VBN 43963 253 16 laterally laterally RB 43963 253 17 , , , 43963 253 18 thus thus RB 43963 253 19 one one CD 43963 253 20 stratum stratum NN 43963 253 21 may may MD 43963 253 22 be be VB 43963 253 23 found find VBN 43963 253 24 composed compose VBN 43963 253 25 essentially essentially RB 43963 253 26 of of IN 43963 253 27 sand sand NN 43963 253 28 in in IN 43963 253 29 one one CD 43963 253 30 place place NN 43963 253 31 , , , 43963 253 32 of of IN 43963 253 33 mud mud NN 43963 253 34 in in IN 43963 253 35 another another DT 43963 253 36 , , , 43963 253 37 and and CC 43963 253 38 of of IN 43963 253 39 a a DT 43963 253 40 mixture mixture NN 43963 253 41 of of IN 43963 253 42 the the DT 43963 253 43 two two CD 43963 253 44 in in IN 43963 253 45 an an DT 43963 253 46 intervening intervening NN 43963 253 47 locality locality NN 43963 253 48 . . . 43963 254 1 Whatever whatever WDT 43963 254 2 be be VB 43963 254 3 the the DT 43963 254 4 composition composition NN 43963 254 5 of of IN 43963 254 6 a a DT 43963 254 7 stratum stratum NN 43963 254 8 it -PRON- PRP 43963 254 9 dies die VBZ 43963 254 10 out out RP 43963 254 11 eventually eventually RB 43963 254 12 , , , 43963 254 13 owing owe VBG 43963 254 14 to to IN 43963 254 15 the the DT 43963 254 16 coming come VBG 43963 254 17 together together RB 43963 254 18 of of IN 43963 254 19 the the DT 43963 254 20 upper upper JJ 43963 254 21 and and CC 43963 254 22 lower low JJR 43963 254 23 bounding bounding NN 43963 254 24 planes plane NNS 43963 254 25 of of IN 43963 254 26 stratification stratification NN 43963 254 27 . . . 43963 255 1 The the DT 43963 255 2 stratum stratum NN 43963 255 3 is be VBZ 43963 255 4 thickest thickest DT 43963 255 5 at at IN 43963 255 6 some some DT 43963 255 7 spot spot NN 43963 255 8 , , , 43963 255 9 from from IN 43963 255 10 that that DT 43963 255 11 spot spot NN 43963 255 12 it -PRON- PRP 43963 255 13 becomes become VBZ 43963 255 14 thinner thin JJR 43963 255 15 in in IN 43963 255 16 all all DT 43963 255 17 directions direction NNS 43963 255 18 , , , 43963 255 19 until until IN 43963 255 20 it -PRON- PRP 43963 255 21 disappears disappear VBZ 43963 255 22 at at IN 43963 255 23 last last RB 43963 255 24 by by IN 43963 255 25 the the DT 43963 255 26 coalescence coalescence NN 43963 255 27 of of IN 43963 255 28 the the DT 43963 255 29 bounding bounding NN 43963 255 30 - - HYPH 43963 255 31 planes plane NNS 43963 255 32 . . . 43963 256 1 This this DT 43963 256 2 is be VBZ 43963 256 3 spoken speak VBN 43963 256 4 of of IN 43963 256 5 as as IN 43963 256 6 _ _ NNP 43963 256 7 thinning thinning NN 43963 256 8 - - HYPH 43963 256 9 out out RP 43963 256 10 _ _ NNP 43963 256 11 . . . 43963 257 1 Strata Strata NNP 43963 257 2 , , , 43963 257 3 then then RB 43963 257 4 , , , 43963 257 5 consist consist VB 43963 257 6 of of IN 43963 257 7 lenticular lenticular JJ 43963 257 8 masses masse NNS 43963 257 9 of of IN 43963 257 10 rock rock NN 43963 257 11 , , , 43963 257 12 separated separate VBN 43963 257 13 from from IN 43963 257 14 the the DT 43963 257 15 underlying underlying JJ 43963 257 16 and and CC 43963 257 17 overlying overlying NN 43963 257 18 strata strata NN 43963 257 19 by by IN 43963 257 20 planes plane NNS 43963 257 21 of of IN 43963 257 22 stratification stratification NN 43963 257 23 . . . 43963 258 1 The the DT 43963 258 2 shape shape NN 43963 258 3 of of IN 43963 258 4 the the DT 43963 258 5 lenticle lenticle NN 43963 258 6 may may MD 43963 258 7 vary vary VB 43963 258 8 immensely immensely RB 43963 258 9 , , , 43963 258 10 the the DT 43963 258 11 thickness thickness NN 43963 258 12 bearing bear VBG 43963 258 13 no no DT 43963 258 14 definite definite JJ 43963 258 15 relationship relationship NN 43963 258 16 to to IN 43963 258 17 the the DT 43963 258 18 horizontal horizontal JJ 43963 258 19 extent extent NN 43963 258 20 . . . 43963 259 1 Some some DT 43963 259 2 strata strata NN 43963 259 3 , , , 43963 259 4 many many JJ 43963 259 5 feet foot NNS 43963 259 6 in in IN 43963 259 7 thickness thickness NN 43963 259 8 , , , 43963 259 9 may may MD 43963 259 10 thin thin VB 43963 259 11 out out RP 43963 259 12 and and CC 43963 259 13 disappear disappear VB 43963 259 14 completely completely RB 43963 259 15 in in IN 43963 259 16 the the DT 43963 259 17 course course NN 43963 259 18 of of IN 43963 259 19 a a DT 43963 259 20 few few JJ 43963 259 21 yards yard NNS 43963 259 22 , , , 43963 259 23 whilst whilst IN 43963 259 24 others other NNS 43963 259 25 an an DT 43963 259 26 inch inch NN 43963 259 27 or or CC 43963 259 28 two two CD 43963 259 29 in in IN 43963 259 30 thickness thickness NN 43963 259 31 may may MD 43963 259 32 be be VB 43963 259 33 traced trace VBN 43963 259 34 horizontally horizontally RB 43963 259 35 for for IN 43963 259 36 many many JJ 43963 259 37 miles mile NNS 43963 259 38 . . . 43963 260 1 We -PRON- PRP 43963 260 2 often often RB 43963 260 3 find find VBP 43963 260 4 thin thin JJ 43963 260 5 strata strata NN 43963 260 6 of of IN 43963 260 7 coal coal NN 43963 260 8 and and CC 43963 260 9 limestone limestone NN 43963 260 10 , , , 43963 260 11 extending extend VBG 43963 260 12 for for IN 43963 260 13 great great JJ 43963 260 14 distances distance NNS 43963 260 15 , , , 43963 260 16 strata strata NN 43963 260 17 of of IN 43963 260 18 mud mud NN 43963 260 19 thinning thin VBG 43963 260 20 out out RP 43963 260 21 more more RBR 43963 260 22 rapidly rapidly RB 43963 260 23 , , , 43963 260 24 and and CC 43963 260 25 sandstones sandstone VBZ 43963 260 26 still still RB 43963 260 27 more more RBR 43963 260 28 rapidly rapidly RB 43963 260 29 , , , 43963 260 30 but but CC 43963 260 31 no no DT 43963 260 32 universal universal JJ 43963 260 33 rule rule NN 43963 260 34 connecting connect VBG 43963 260 35 rapidity rapidity NN 43963 260 36 of of IN 43963 260 37 thinning thin VBG 43963 260 38 - - HYPH 43963 260 39 out out NN 43963 260 40 with with IN 43963 260 41 composition composition NN 43963 260 42 of of IN 43963 260 43 the the DT 43963 260 44 strata strata NN 43963 260 45 can can MD 43963 260 46 be be VB 43963 260 47 laid lay VBN 43963 260 48 down down RP 43963 260 49 . . . 43963 261 1 Having have VBG 43963 261 2 seen see VBN 43963 261 3 what what WP 43963 261 4 a a DT 43963 261 5 stratum stratum NN 43963 261 6 is be VBZ 43963 261 7 , , , 43963 261 8 it -PRON- PRP 43963 261 9 now now RB 43963 261 10 remains remain VBZ 43963 261 11 to to TO 43963 261 12 speak speak VB 43963 261 13 of of IN 43963 261 14 the the DT 43963 261 15 composition composition NN 43963 261 16 of of IN 43963 261 17 the the DT 43963 261 18 stratified stratified JJ 43963 261 19 rocks rock NNS 43963 261 20 . . . 43963 262 1 They -PRON- PRP 43963 262 2 have have VBP 43963 262 3 been be VBN 43963 262 4 classified classify VBN 43963 262 5 according accord VBG 43963 262 6 to to IN 43963 262 7 their -PRON- PRP$ 43963 262 8 composition composition NN 43963 262 9 , , , 43963 262 10 and and CC 43963 262 11 according accord VBG 43963 262 12 to to IN 43963 262 13 their -PRON- PRP$ 43963 262 14 origin origin NN 43963 262 15 . . . 43963 263 1 According accord VBG 43963 263 2 to to IN 43963 263 3 composition composition NN 43963 263 4 they -PRON- PRP 43963 263 5 have have VBP 43963 263 6 been be VBN 43963 263 7 divided divide VBN 43963 263 8 into into IN 43963 263 9 : : : 43963 263 10 _ _ NNP 43963 263 11 Arenaceous Arenaceous NNP 43963 263 12 _ _ NNP 43963 263 13 rocks rock NNS 43963 263 14 , , , 43963 263 15 composed compose VBN 43963 263 16 essentially essentially RB 43963 263 17 of of IN 43963 263 18 grains grain NNS 43963 263 19 of of IN 43963 263 20 sand sand NN 43963 263 21 . . . 43963 264 1 _ _ NNP 43963 264 2 Argillaceous argillaceous JJ 43963 264 3 _ _ NNP 43963 264 4 rocks rock NNS 43963 264 5 , , , 43963 264 6 composed compose VBN 43963 264 7 essentially essentially RB 43963 264 8 of of IN 43963 264 9 particles particle NNS 43963 264 10 of of IN 43963 264 11 mud mud NN 43963 264 12 . . . 43963 265 1 _ _ NNP 43963 265 2 Calcareous Calcareous NNP 43963 265 3 _ _ NNP 43963 265 4 rocks rock NNS 43963 265 5 , , , 43963 265 6 composed compose VBN 43963 265 7 essentially essentially RB 43963 265 8 of of IN 43963 265 9 particles particle NNS 43963 265 10 of of IN 43963 265 11 carbonate carbonate NN 43963 265 12 of of IN 43963 265 13 lime lime NN 43963 265 14 . . . 43963 266 1 _ _ NNP 43963 266 2 Carbonaceous Carbonaceous NNP 43963 266 3 _ _ NNP 43963 266 4 rocks rock NNS 43963 266 5 , , , 43963 266 6 composed compose VBN 43963 266 7 largely largely RB 43963 266 8 of of IN 43963 266 9 hydrocarbon hydrocarbon NN 43963 266 10 compounds compound NNS 43963 266 11 . . . 43963 267 1 _ _ NNP 43963 267 2 Siliceous siliceous JJ 43963 267 3 rocks rock NNS 43963 267 4 _ _ NNP 43963 267 5 , , , 43963 267 6 composed compose VBN 43963 267 7 essentially essentially RB 43963 267 8 of of IN 43963 267 9 silica silica NN 43963 267 10 not not RB 43963 267 11 in in IN 43963 267 12 the the DT 43963 267 13 form form NN 43963 267 14 of of IN 43963 267 15 grains grain NNS 43963 267 16 ; ; : 43963 267 17 whilst whilst IN 43963 267 18 according accord VBG 43963 267 19 to to IN 43963 267 20 their -PRON- PRP$ 43963 267 21 origin origin NN 43963 267 22 they -PRON- PRP 43963 267 23 have have VBP 43963 267 24 been be VBN 43963 267 25 separated separate VBN 43963 267 26 into:-- into:-- `` 43963 267 27 _ _ NNP 43963 267 28 Mechanically Mechanically NNP 43963 267 29 - - HYPH 43963 267 30 formed form VBN 43963 267 31 _ _ NNP 43963 267 32 rocks rock NNS 43963 267 33 , , , 43963 267 34 composed compose VBN 43963 267 35 of of IN 43963 267 36 fragments fragment NNS 43963 267 37 derived derive VBN 43963 267 38 from from IN 43963 267 39 other other JJ 43963 267 40 rocks rock NNS 43963 267 41 by by IN 43963 267 42 mechanical mechanical JJ 43963 267 43 fracture fracture NN 43963 267 44 . . . 43963 268 1 _ _ NNP 43963 268 2 Chemically chemically RB 43963 268 3 - - HYPH 43963 268 4 formed form VBN 43963 268 5 _ _ NNP 43963 268 6 rocks rock NNS 43963 268 7 , , , 43963 268 8 composed compose VBN 43963 268 9 of of IN 43963 268 10 particles particle NNS 43963 268 11 which which WDT 43963 268 12 have have VBP 43963 268 13 been be VBN 43963 268 14 chemically chemically RB 43963 268 15 deposited deposit VBN 43963 268 16 from from IN 43963 268 17 a a DT 43963 268 18 state state NN 43963 268 19 of of IN 43963 268 20 solution solution NN 43963 268 21 . . . 43963 269 1 _ _ NNP 43963 269 2 Organically organically RB 43963 269 3 - - HYPH 43963 269 4 formed form VBN 43963 269 5 _ _ NNP 43963 269 6 rocks rock NNS 43963 269 7 , , , 43963 269 8 composed compose VBN 43963 269 9 of of IN 43963 269 10 materials material NNS 43963 269 11 which which WDT 43963 269 12 have have VBP 43963 269 13 been be VBN 43963 269 14 derived derive VBN 43963 269 15 from from IN 43963 269 16 a a DT 43963 269 17 state state NN 43963 269 18 of of IN 43963 269 19 solution solution NN 43963 269 20 or or CC 43963 269 21 from from IN 43963 269 22 the the DT 43963 269 23 gaseous gaseous JJ 43963 269 24 condition condition NN 43963 269 25 by by IN 43963 269 26 the the DT 43963 269 27 agency agency NN 43963 269 28 of of IN 43963 269 29 organisms organism NNS 43963 269 30 . . . 43963 270 1 Whichever whichever WDT 43963 270 2 classification classification NN 43963 270 3 be be VB 43963 270 4 adopted adopt VBN 43963 270 5 ( ( -LRB- 43963 270 6 and and CC 43963 270 7 each each DT 43963 270 8 is be VBZ 43963 270 9 useful useful JJ 43963 270 10 for for IN 43963 270 11 special special JJ 43963 270 12 purposes purpose NNS 43963 270 13 ) ) -RRB- 43963 270 14 , , , 43963 270 15 it -PRON- PRP 43963 270 16 must must MD 43963 270 17 be be VB 43963 270 18 noted note VBN 43963 270 19 that that IN 43963 270 20 no no DT 43963 270 21 hard hard JJ 43963 270 22 and and CC 43963 270 23 fast fast JJ 43963 270 24 line line NN 43963 270 25 can can MD 43963 270 26 be be VB 43963 270 27 drawn draw VBN 43963 270 28 between between IN 43963 270 29 one one CD 43963 270 30 division division NN 43963 270 31 and and CC 43963 270 32 another another DT 43963 270 33 . . . 43963 271 1 A a DT 43963 271 2 rock rock NN 43963 271 3 may may MD 43963 271 4 be be VB 43963 271 5 partly partly RB 43963 271 6 arenaceous arenaceous JJ 43963 271 7 and and CC 43963 271 8 partly partly RB 43963 271 9 calcareous calcareous JJ 43963 271 10 , , , 43963 271 11 composed compose VBN 43963 271 12 of of IN 43963 271 13 a a DT 43963 271 14 mixture mixture NN 43963 271 15 of of IN 43963 271 16 sand sand NN 43963 271 17 and and CC 43963 271 18 lime lime NN 43963 271 19 , , , 43963 271 20 and and CC 43963 271 21 the the DT 43963 271 22 same same JJ 43963 271 23 rock rock NN 43963 271 24 may may MD 43963 271 25 similarly similarly RB 43963 271 26 be be VB 43963 271 27 partly partly RB 43963 271 28 mechanically mechanically RB 43963 271 29 and and CC 43963 271 30 partly partly RB 43963 271 31 organically organically RB 43963 271 32 formed form VBN 43963 271 33 , , , 43963 271 34 the the DT 43963 271 35 sand sand NN 43963 271 36 being be VBG 43963 271 37 due due IN 43963 271 38 to to IN 43963 271 39 mechanical mechanical JJ 43963 271 40 fracture fracture NN 43963 271 41 , , , 43963 271 42 and and CC 43963 271 43 the the DT 43963 271 44 lime lime NN 43963 271 45 to to IN 43963 271 46 the the DT 43963 271 47 agency agency NN 43963 271 48 of of IN 43963 271 49 organisms organism NNS 43963 271 50 , , , 43963 271 51 and and CC 43963 271 52 so so RB 43963 271 53 with with IN 43963 271 54 the the DT 43963 271 55 other other JJ 43963 271 56 divisions division NNS 43963 271 57 . . . 43963 272 1 As as IN 43963 272 2 many many JJ 43963 272 3 of of IN 43963 272 4 the the DT 43963 272 5 changes change NNS 43963 272 6 which which WDT 43963 272 7 have have VBP 43963 272 8 occurred occur VBN 43963 272 9 in in IN 43963 272 10 past past JJ 43963 272 11 times time NNS 43963 272 12 have have VBP 43963 272 13 been be VBN 43963 272 14 concerned concern VBN 43963 272 15 in in IN 43963 272 16 destruction destruction NN 43963 272 17 and and CC 43963 272 18 obliteration obliteration NN 43963 272 19 , , , 43963 272 20 whilst whilst IN 43963 272 21 deposition deposition NN 43963 272 22 is be VBZ 43963 272 23 the the DT 43963 272 24 cause cause NN 43963 272 25 of of IN 43963 272 26 preservation preservation NN 43963 272 27 , , , 43963 272 28 the the DT 43963 272 29 study study NN 43963 272 30 of of IN 43963 272 31 deposits deposit NNS 43963 272 32 is be VBZ 43963 272 33 peculiarly peculiarly RB 43963 272 34 adapted adapt VBN 43963 272 35 for for IN 43963 272 36 testing test VBG 43963 272 37 the the DT 43963 272 38 truth truth NN 43963 272 39 of of IN 43963 272 40 the the DT 43963 272 41 grand grand JJ 43963 272 42 principle principle NN 43963 272 43 of of IN 43963 272 44 geology geology NN 43963 272 45 that that IN 43963 272 46 the the DT 43963 272 47 changes change NNS 43963 272 48 which which WDT 43963 272 49 have have VBP 43963 272 50 taken take VBN 43963 272 51 place place NN 43963 272 52 in in IN 43963 272 53 past past JJ 43963 272 54 times time NNS 43963 272 55 are be VBP 43963 272 56 generally generally RB 43963 272 57 speaking speak VBG 43963 272 58 similar similar JJ 43963 272 59 in in IN 43963 272 60 kind kind NN 43963 272 61 and and CC 43963 272 62 in in IN 43963 272 63 intensity intensity NN 43963 272 64 of of IN 43963 272 65 action action NN 43963 272 66 to to IN 43963 272 67 those those DT 43963 272 68 which which WDT 43963 272 69 are be VBP 43963 272 70 in in IN 43963 272 71 progress progress NN 43963 272 72 at at IN 43963 272 73 the the DT 43963 272 74 present present JJ 43963 272 75 day day NN 43963 272 76 , , , 43963 272 77 and and CC 43963 272 78 a a DT 43963 272 79 study study NN 43963 272 80 of of IN 43963 272 81 the the DT 43963 272 82 modern modern JJ 43963 272 83 deposits deposit NNS 43963 272 84 is be VBZ 43963 272 85 specially specially RB 43963 272 86 important important JJ 43963 272 87 as as IN 43963 272 88 throwing throw VBG 43963 272 89 light light NN 43963 272 90 upon upon IN 43963 272 91 the the DT 43963 272 92 characters character NNS 43963 272 93 of of IN 43963 272 94 those those DT 43963 272 95 which which WDT 43963 272 96 have have VBP 43963 272 97 been be VBN 43963 272 98 formed form VBN 43963 272 99 in in IN 43963 272 100 past past JJ 43963 272 101 times time NNS 43963 272 102 . . . 43963 273 1 It -PRON- PRP 43963 273 2 will will MD 43963 273 3 be be VB 43963 273 4 abundantly abundantly RB 43963 273 5 shown show VBN 43963 273 6 in in IN 43963 273 7 the the DT 43963 273 8 sequel sequel NN 43963 273 9 that that WDT 43963 273 10 the the DT 43963 273 11 deposits deposit NNS 43963 273 12 of of IN 43963 273 13 the the DT 43963 273 14 strata strata NN 43963 273 15 are be VBP 43963 273 16 in in IN 43963 273 17 general general JJ 43963 273 18 comparable comparable NN 43963 273 19 in in IN 43963 273 20 all all DT 43963 273 21 essential essential JJ 43963 273 22 respects respect NNS 43963 273 23 with with IN 43963 273 24 those those DT 43963 273 25 which which WDT 43963 273 26 are be VBP 43963 273 27 being be VBG 43963 273 28 formed form VBN 43963 273 29 at at IN 43963 273 30 present present JJ 43963 273 31 , , , 43963 273 32 and and CC 43963 273 33 accordingly accordingly RB 43963 273 34 they -PRON- PRP 43963 273 35 give give VBP 43963 273 36 most most RBS 43963 273 37 valuable valuable JJ 43963 273 38 indications indication NNS 43963 273 39 as as IN 43963 273 40 to to IN 43963 273 41 the the DT 43963 273 42 nature nature NN 43963 273 43 of of IN 43963 273 44 the the DT 43963 273 45 physical physical JJ 43963 273 46 and and CC 43963 273 47 other other JJ 43963 273 48 conditions condition NNS 43963 273 49 under under IN 43963 273 50 which which WDT 43963 273 51 they -PRON- PRP 43963 273 52 were be VBD 43963 273 53 laid lay VBN 43963 273 54 down down RP 43963 273 55 . . . 43963 274 1 The the DT 43963 274 2 desert desert NN 43963 274 3 sand sand NN 43963 274 4 , , , 43963 274 5 the the DT 43963 274 6 precipitate precipitate NN 43963 274 7 of of IN 43963 274 8 the the DT 43963 274 9 inland inland NNP 43963 274 10 sea sea NNP 43963 274 11 , , , 43963 274 12 the the DT 43963 274 13 reef reef NN 43963 274 14 - - HYPH 43963 274 15 limestone limestone NN 43963 274 16 and and CC 43963 274 17 many many JJ 43963 274 18 another another DT 43963 274 19 deposit deposit NN 43963 274 20 can can MD 43963 274 21 thus thus RB 43963 274 22 be be VB 43963 274 23 detected detect VBN 43963 274 24 by by IN 43963 274 25 an an DT 43963 274 26 examination examination NN 43963 274 27 of of IN 43963 274 28 their -PRON- PRP$ 43963 274 29 lithological lithological JJ 43963 274 30 characters character NNS 43963 274 31 , , , 43963 274 32 combined combine VBN 43963 274 33 with with IN 43963 274 34 consideration consideration NN 43963 274 35 of of IN 43963 274 36 other other JJ 43963 274 37 kinds kind NNS 43963 274 38 of of IN 43963 274 39 evidence evidence NN 43963 274 40 . . . 43963 275 1 The the DT 43963 275 2 petrology petrology NN 43963 275 3 of of IN 43963 275 4 the the DT 43963 275 5 sedimentary sedimentary JJ 43963 275 6 rocks rock NNS 43963 275 7 is be VBZ 43963 275 8 still still RB 43963 275 9 in in IN 43963 275 10 its -PRON- PRP$ 43963 275 11 infancy infancy NN 43963 275 12 , , , 43963 275 13 though though IN 43963 275 14 much much JJ 43963 275 15 has have VBZ 43963 275 16 already already RB 43963 275 17 been be VBN 43963 275 18 done do VBN 43963 275 19 , , , 43963 275 20 but but CC 43963 275 21 it -PRON- PRP 43963 275 22 offers offer VBZ 43963 275 23 a a DT 43963 275 24 wide wide JJ 43963 275 25 field field NN 43963 275 26 of of IN 43963 275 27 inquiry inquiry NN 43963 275 28 to to IN 43963 275 29 the the DT 43963 275 30 field field NN 43963 275 31 - - HYPH 43963 275 32 geologist geologist NN 43963 275 33 and and CC 43963 275 34 worker worker NN 43963 275 35 with with IN 43963 275 36 the the DT 43963 275 37 microscope[8 microscope[8 NNP 43963 275 38 ] ] -RRB- 43963 275 39 . . . 43963 276 1 [ [ -LRB- 43963 276 2 Footnote footnote NN 43963 276 3 8 8 CD 43963 276 4 : : : 43963 276 5 The the DT 43963 276 6 student student NN 43963 276 7 will will MD 43963 276 8 do do VB 43963 276 9 well well RB 43963 276 10 to to TO 43963 276 11 consult consult VB 43963 276 12 _ _ NNP 43963 276 13 The the DT 43963 276 14 Challenger Challenger NNP 43963 276 15 Report Report NNP 43963 276 16 _ _ NNP 43963 276 17 by by IN 43963 276 18 Messrs Messrs NNP 43963 276 19 Murray Murray NNP 43963 276 20 and and CC 43963 276 21 Renard Renard NNP 43963 276 22 ( ( -LRB- 43963 276 23 1891 1891 CD 43963 276 24 ) ) -RRB- 43963 276 25 , , , 43963 276 26 for for IN 43963 276 27 information information NN 43963 276 28 concerning concern VBG 43963 276 29 many many JJ 43963 276 30 modern modern JJ 43963 276 31 sediments sediment NNS 43963 276 32 , , , 43963 276 33 and and CC 43963 276 34 Harker Harker NNP 43963 276 35 's 's POS 43963 276 36 _ _ NNP 43963 276 37 Petrology Petrology NNP 43963 276 38 for for IN 43963 276 39 Students Students NNPS 43963 276 40 _ _ NNP 43963 276 41 Section Section NNP 43963 276 42 D D NNP 43963 276 43 , , , 43963 276 44 for for IN 43963 276 45 general general JJ 43963 276 46 information information NN 43963 276 47 on on IN 43963 276 48 the the DT 43963 276 49 Petrology petrology NN 43963 276 50 of of IN 43963 276 51 the the DT 43963 276 52 Stratified Stratified NNP 43963 276 53 Rocks Rocks NNPS 43963 276 54 . . . 43963 276 55 ] ] -RRB- 43963 277 1 CHAPTER CHAPTER NNP 43963 277 2 IV IV NNP 43963 277 3 . . . 43963 278 1 THE the DT 43963 278 2 LAW law NN 43963 278 3 OF of IN 43963 278 4 SUPERPOSITION SUPERPOSITION NNP 43963 278 5 . . . 43963 279 1 In in IN 43963 279 2 a a DT 43963 279 3 previous previous JJ 43963 279 4 chapter chapter NN 43963 279 5 this this DT 43963 279 6 law law NN 43963 279 7 was be VBD 43963 279 8 given give VBN 43963 279 9 as as IN 43963 279 10 follows follow VBZ 43963 279 11 : : : 43963 279 12 " " `` 43963 279 13 Of of IN 43963 279 14 any any DT 43963 279 15 two two CD 43963 279 16 strata stratum NNS 43963 279 17 , , , 43963 279 18 the the DT 43963 279 19 one one NN 43963 279 20 which which WDT 43963 279 21 was be VBD 43963 279 22 originally originally RB 43963 279 23 the the DT 43963 279 24 lower low JJR 43963 279 25 is be VBZ 43963 279 26 the the DT 43963 279 27 older old JJR 43963 279 28 ; ; : 43963 279 29 " " `` 43963 279 30 the the DT 43963 279 31 general general JJ 43963 279 32 truth truth NN 43963 279 33 of of IN 43963 279 34 the the DT 43963 279 35 law law NN 43963 279 36 depends depend VBZ 43963 279 37 upon upon IN 43963 279 38 the the DT 43963 279 39 fact fact NN 43963 279 40 that that IN 43963 279 41 except except IN 43963 279 42 under under IN 43963 279 43 very very RB 43963 279 44 exceptional exceptional JJ 43963 279 45 circumstances circumstance NNS 43963 279 46 the the DT 43963 279 47 strata stratum NNS 43963 279 48 are be VBP 43963 279 49 deposited deposit VBN 43963 279 50 upon upon IN 43963 279 51 the the DT 43963 279 52 surface surface NN 43963 279 53 of of IN 43963 279 54 the the DT 43963 279 55 lithosphere lithosphere NNP 43963 279 56 , , , 43963 279 57 and and CC 43963 279 58 not not RB 43963 279 59 beneath beneath IN 43963 279 60 it -PRON- PRP 43963 279 61 . . . 43963 280 1 There there EX 43963 280 2 are be VBP 43963 280 3 occasions occasion NNS 43963 280 4 where where WRB 43963 280 5 strata stratum NNS 43963 280 6 may may MD 43963 280 7 be be VB 43963 280 8 deposited deposit VBN 43963 280 9 beneath beneath IN 43963 280 10 the the DT 43963 280 11 lithosphere lithosphere NNP 43963 280 12 , , , 43963 280 13 but but CC 43963 280 14 as as IN 43963 280 15 a a DT 43963 280 16 general general JJ 43963 280 17 rule rule NN 43963 280 18 the the DT 43963 280 19 geologist geologist NN 43963 280 20 will will MD 43963 280 21 not not RB 43963 280 22 be be VB 43963 280 23 misled mislead VBN 43963 280 24 by by IN 43963 280 25 such such JJ 43963 280 26 occurrences occurrence NNS 43963 280 27 . . . 43963 281 1 In in IN 43963 281 2 caverns cavern NNS 43963 281 3 , , , 43963 281 4 accumulations accumulation NNS 43963 281 5 often often RB 43963 281 6 occur occur VBP 43963 281 7 which which WDT 43963 281 8 are be VBP 43963 281 9 newer new JJR 43963 281 10 than than IN 43963 281 11 the the DT 43963 281 12 strata strata NN 43963 281 13 over over IN 43963 281 14 the the DT 43963 281 15 cavern cavern JJ 43963 281 16 roof roof NN 43963 281 17 , , , 43963 281 18 and and CC 43963 281 19 so so RB 43963 281 20 long long RB 43963 281 21 as as IN 43963 281 22 caverns cavern NNS 43963 281 23 are be VBP 43963 281 24 formed form VBN 43963 281 25 in in IN 43963 281 26 ordinary ordinary JJ 43963 281 27 sedimentary sedimentary JJ 43963 281 28 rocks rock NNS 43963 281 29 , , , 43963 281 30 no no DT 43963 281 31 great great JJ 43963 281 32 difficulty difficulty NN 43963 281 33 will will MD 43963 281 34 result result VB 43963 281 35 from from IN 43963 281 36 this this DT 43963 281 37 exception exception NN 43963 281 38 to to IN 43963 281 39 the the DT 43963 281 40 law law NN 43963 281 41 of of IN 43963 281 42 superposition superposition NN 43963 281 43 . . . 43963 282 1 When when WRB 43963 282 2 caverns cavern NNS 43963 282 3 occur occur VBP 43963 282 4 beneath beneath IN 43963 282 5 masses masse NNS 43963 282 6 of of IN 43963 282 7 land land NN 43963 282 8 ice ice NN 43963 282 9 , , , 43963 282 10 the the DT 43963 282 11 order order NN 43963 282 12 of of IN 43963 282 13 superposition superposition NN 43963 282 14 may may MD 43963 282 15 be be VB 43963 282 16 misleading mislead VBG 43963 282 17 . . . 43963 283 1 A a DT 43963 283 2 deposit deposit NN 43963 283 3 may may MD 43963 283 4 be be VB 43963 283 5 formed form VBN 43963 283 6 on on IN 43963 283 7 the the DT 43963 283 8 surface surface NN 43963 283 9 of of IN 43963 283 10 the the DT 43963 283 11 ice ice NN 43963 283 12 , , , 43963 283 13 and and CC 43963 283 14 subsequently subsequently RB 43963 283 15 to to IN 43963 283 16 this this DT 43963 283 17 a a DT 43963 283 18 newer new JJR 43963 283 19 deposit deposit NN 43963 283 20 may may MD 43963 283 21 be be VB 43963 283 22 laid lay VBN 43963 283 23 down down RP 43963 283 24 in in IN 43963 283 25 a a DT 43963 283 26 sub sub JJ 43963 283 27 - - JJ 43963 283 28 glacial glacial JJ 43963 283 29 or or CC 43963 283 30 englacial englacial JJ 43963 283 31 cavern cavern NN 43963 283 32 ; ; : 43963 283 33 upon upon IN 43963 283 34 the the DT 43963 283 35 melting melting NN 43963 283 36 of of IN 43963 283 37 the the DT 43963 283 38 ice ice NN 43963 283 39 the the DT 43963 283 40 newer new JJR 43963 283 41 deposit deposit NN 43963 283 42 would would MD 43963 283 43 be be VB 43963 283 44 found find VBN 43963 283 45 with with IN 43963 283 46 the the DT 43963 283 47 older old JJR 43963 283 48 one one CD 43963 283 49 resting rest VBG 43963 283 50 upon upon IN 43963 283 51 its -PRON- PRP$ 43963 283 52 surface surface NN 43963 283 53 . . . 43963 284 1 Apart apart RB 43963 284 2 from from IN 43963 284 3 these these DT 43963 284 4 exceptional exceptional JJ 43963 284 5 cases case NNS 43963 284 6 , , , 43963 284 7 the the DT 43963 284 8 law law NN 43963 284 9 as as IN 43963 284 10 stated state VBD 43963 284 11 holds hold VBZ 43963 284 12 good good JJ 43963 284 13 , , , 43963 284 14 but but CC 43963 284 15 the the DT 43963 284 16 reader reader NN 43963 284 17 will will MD 43963 284 18 notice notice VB 43963 284 19 the the DT 43963 284 20 insertion insertion NN 43963 284 21 of of IN 43963 284 22 the the DT 43963 284 23 word word NN 43963 284 24 ' ' `` 43963 284 25 originally originally RB 43963 284 26 ' ' '' 43963 284 27 which which WDT 43963 284 28 requires require VBZ 43963 284 29 some some DT 43963 284 30 comment comment NN 43963 284 31 . . . 43963 285 1 A a DT 43963 285 2 geologist geologist NN 43963 285 3 speaks speak VBZ 43963 285 4 of of IN 43963 285 5 one one CD 43963 285 6 bed bed NN 43963 285 7 lying lie VBG 43963 285 8 _ _ NNP 43963 285 9 upon upon IN 43963 285 10 _ _ NNP 43963 285 11 another another DT 43963 285 12 not not RB 43963 285 13 only only RB 43963 285 14 when when WRB 43963 285 15 the the DT 43963 285 16 beds bed NNS 43963 285 17 are be VBP 43963 285 18 horizontal horizontal JJ 43963 285 19 , , , 43963 285 20 but but CC 43963 285 21 when when WRB 43963 285 22 they -PRON- PRP 43963 285 23 are be VBP 43963 285 24 inclined incline VBN 43963 285 25 at at IN 43963 285 26 any any DT 43963 285 27 angle angle NN 43963 285 28 , , , 43963 285 29 until until IN 43963 285 30 they -PRON- PRP 43963 285 31 become become VBP 43963 285 32 vertical vertical JJ 43963 285 33 , , , 43963 285 34 so so IN 43963 285 35 that that IN 43963 285 36 until until IN 43963 285 37 beds bed NNS 43963 285 38 have have VBP 43963 285 39 been be VBN 43963 285 40 turned turn VBN 43963 285 41 through through RP 43963 285 42 an an DT 43963 285 43 angle angle NN 43963 285 44 of of IN 43963 285 45 90 90 CD 43963 285 46 ° ° NNS 43963 285 47 by by IN 43963 285 48 earth earth NN 43963 285 49 - - HYPH 43963 285 50 movement movement NN 43963 285 51 the the DT 43963 285 52 test test NN 43963 285 53 of of IN 43963 285 54 superposition superposition NN 43963 285 55 is be VBZ 43963 285 56 applicable applicable JJ 43963 285 57 , , , 43963 285 58 but but CC 43963 285 59 when when WRB 43963 285 60 they -PRON- PRP 43963 285 61 have have VBP 43963 285 62 been be VBN 43963 285 63 turned turn VBN 43963 285 64 more more JJR 43963 285 65 than than IN 43963 285 66 90 90 CD 43963 285 67 ° ° NNS 43963 285 68 , , , 43963 285 69 the the DT 43963 285 70 stratum stratum NN 43963 285 71 which which WDT 43963 285 72 was be VBD 43963 285 73 originally originally RB 43963 285 74 lower low JJR 43963 285 75 rests rest NNS 43963 285 76 upon upon IN 43963 285 77 that that DT 43963 285 78 which which WDT 43963 285 79 was be VBD 43963 285 80 originally originally RB 43963 285 81 above above IN 43963 285 82 it -PRON- PRP 43963 285 83 , , , 43963 285 84 and and CC 43963 285 85 in in IN 43963 285 86 the the DT 43963 285 87 case case NN 43963 285 88 of of IN 43963 285 89 these these DT 43963 285 90 _ _ NNP 43963 285 91 inverted invert VBN 43963 285 92 _ _ NNP 43963 285 93 strata strata NN 43963 285 94 , , , 43963 285 95 the the DT 43963 285 96 test test NN 43963 285 97 of of IN 43963 285 98 superposition superposition NN 43963 285 99 is be VBZ 43963 285 100 no no DT 43963 285 101 longer long RBR 43963 285 102 applicable applicable JJ 43963 285 103 . . . 43963 286 1 It -PRON- PRP 43963 286 2 was be VBD 43963 286 3 formerly formerly RB 43963 286 4 supposed suppose VBN 43963 286 5 that that IN 43963 286 6 cases case NNS 43963 286 7 of of IN 43963 286 8 inversion inversion NN 43963 286 9 were be VBD 43963 286 10 comparatively comparatively RB 43963 286 11 rare rare JJ 43963 286 12 and and CC 43963 286 13 local local JJ 43963 286 14 , , , 43963 286 15 and and CC 43963 286 16 that that IN 43963 286 17 the the DT 43963 286 18 test test NN 43963 286 19 of of IN 43963 286 20 superposition superposition NN 43963 286 21 could could MD 43963 286 22 therefore therefore RB 43963 286 23 be be VB 43963 286 24 generally generally RB 43963 286 25 applied apply VBN 43963 286 26 with with IN 43963 286 27 confidence confidence NN 43963 286 28 , , , 43963 286 29 but but CC 43963 286 30 it -PRON- PRP 43963 286 31 is be VBZ 43963 286 32 now now RB 43963 286 33 known know VBN 43963 286 34 that that IN 43963 286 35 though though IN 43963 286 36 this this DT 43963 286 37 is be VBZ 43963 286 38 generally generally RB 43963 286 39 true true JJ 43963 286 40 of of IN 43963 286 41 such such JJ 43963 286 42 strata strata NN 43963 286 43 as as IN 43963 286 44 have have VBP 43963 286 45 been be VBN 43963 286 46 subjected subject VBN 43963 286 47 only only RB 43963 286 48 to to IN 43963 286 49 those those DT 43963 286 50 widespread widespread JJ 43963 286 51 , , , 43963 286 52 fairly fairly RB 43963 286 53 uniform uniform JJ 43963 286 54 movements movement NNS 43963 286 55 which which WDT 43963 286 56 are be VBP 43963 286 57 spoken speak VBN 43963 286 58 of of IN 43963 286 59 as as IN 43963 286 60 _ _ NNP 43963 286 61 epeirogenic epeirogenic NN 43963 286 62 _ _ NNP 43963 286 63 or or CC 43963 286 64 continent continent NN 43963 286 65 - - HYPH 43963 286 66 forming forming NN 43963 286 67 , , , 43963 286 68 where where WRB 43963 286 69 the the DT 43963 286 70 radius radius NN 43963 286 71 of of IN 43963 286 72 each each DT 43963 286 73 curve curve NN 43963 286 74 is be VBZ 43963 286 75 very very RB 43963 286 76 long long JJ 43963 286 77 , , , 43963 286 78 inversion inversion NN 43963 286 79 is be VBZ 43963 286 80 a a DT 43963 286 81 frequent frequent JJ 43963 286 82 accompaniment accompaniment NN 43963 286 83 of of IN 43963 286 84 the the DT 43963 286 85 more more RBR 43963 286 86 local local JJ 43963 286 87 _ _ NNP 43963 286 88 orogenic orogenic NNP 43963 286 89 _ _ NNP 43963 286 90 or or CC 43963 286 91 mountain mountain NN 43963 286 92 - - HYPH 43963 286 93 forming form VBG 43963 286 94 movements movement NNS 43963 286 95 , , , 43963 286 96 where where WRB 43963 286 97 the the DT 43963 286 98 radius radius NN 43963 286 99 of of IN 43963 286 100 a a DT 43963 286 101 curve curve NN 43963 286 102 is be VBZ 43963 286 103 short short JJ 43963 286 104 . . . 43963 287 1 Though though IN 43963 287 2 orogenic orogenic JJ 43963 287 3 movements movement NNS 43963 287 4 are be VBP 43963 287 5 limited limit VBN 43963 287 6 as as IN 43963 287 7 compared compare VBN 43963 287 8 with with IN 43963 287 9 those those DT 43963 287 10 of of IN 43963 287 11 epeirogenic epeirogenic JJ 43963 287 12 character character NN 43963 287 13 , , , 43963 287 14 they -PRON- PRP 43963 287 15 often often RB 43963 287 16 affect affect VBP 43963 287 17 large large JJ 43963 287 18 tracts tract NNS 43963 287 19 of of IN 43963 287 20 country country NN 43963 287 21 , , , 43963 287 22 in in IN 43963 287 23 which which WDT 43963 287 24 case case NN 43963 287 25 the the DT 43963 287 26 apparent apparent JJ 43963 287 27 order order NN 43963 287 28 of of IN 43963 287 29 succession succession NN 43963 287 30 of of IN 43963 287 31 the the DT 43963 287 32 strata strata NN 43963 287 33 need nee MD 43963 287 34 not not RB 43963 287 35 be be VB 43963 287 36 the the DT 43963 287 37 true true JJ 43963 287 38 one one NN 43963 287 39 , , , 43963 287 40 and and CC 43963 287 41 examples example NNS 43963 287 42 of of IN 43963 287 43 inversion inversion NN 43963 287 44 may may MD 43963 287 45 be be VB 43963 287 46 frequent[9 frequent[9 NNP 43963 287 47 ] ] -RRB- 43963 287 48 . . . 43963 288 1 [ [ -LRB- 43963 288 2 Footnote footnote NN 43963 288 3 9 9 CD 43963 288 4 : : : 43963 288 5 For for IN 43963 288 6 a a DT 43963 288 7 discussion discussion NN 43963 288 8 of of IN 43963 288 9 the the DT 43963 288 10 principles principle NNS 43963 288 11 of of IN 43963 288 12 mountain mountain NN 43963 288 13 - - HYPH 43963 288 14 building building NN 43963 288 15 see see VB 43963 288 16 Heim Heim NNP 43963 288 17 , , , 43963 288 18 A. A. NNP 43963 288 19 , , , 43963 288 20 _ _ NNP 43963 288 21 Untersuchungen Untersuchungen NNP 43963 288 22 über über NN 43963 288 23 den den NN 43963 288 24 Mechanismus Mechanismus NNP 43963 288 25 der der VB 43963 288 26 Gebirgsbildung Gebirgsbildung NNP 43963 288 27 _ _ NNP 43963 288 28 , , , 43963 288 29 and and CC 43963 288 30 Lapworth Lapworth NNP 43963 288 31 , , , 43963 288 32 C. C. NNP 43963 288 33 " " `` 43963 288 34 The the DT 43963 288 35 Secret Secret NNP 43963 288 36 of of IN 43963 288 37 the the DT 43963 288 38 Highlands Highlands NNPS 43963 288 39 , , , 43963 288 40 " " '' 43963 288 41 _ _ NNP 43963 288 42 Geological Geological NNP 43963 288 43 Magazine Magazine NNP 43963 288 44 _ _ NNP 43963 288 45 , , , 43963 288 46 Decade Decade NNP 43963 288 47 II II NNP 43963 288 48 . . . 43963 289 1 vol vol NNP 43963 289 2 . . . 43963 290 1 x. x. NNP 43963 290 2 pp pp NNP 43963 290 3 . . . 43963 291 1 120 120 CD 43963 291 2 , , , 43963 291 3 193 193 CD 43963 291 4 , , , 43963 291 5 337 337 CD 43963 291 6 . . . 43963 291 7 ] ] -RRB- 43963 292 1 It -PRON- PRP 43963 292 2 is be VBZ 43963 292 3 not not RB 43963 292 4 easy easy JJ 43963 292 5 to to TO 43963 292 6 lay lay VB 43963 292 7 down down RP 43963 292 8 any any DT 43963 292 9 definite definite JJ 43963 292 10 rules rule NNS 43963 292 11 for for IN 43963 292 12 detecting detect VBG 43963 292 13 inverted invert VBN 43963 292 14 strata stratum NNS 43963 292 15 , , , 43963 292 16 where where WRB 43963 292 17 the the DT 43963 292 18 top top NN 43963 292 19 of of IN 43963 292 20 an an DT 43963 292 21 inverted inverted JJ 43963 292 22 arch arch NN 43963 292 23 is be VBZ 43963 292 24 swept sweep VBN 43963 292 25 off off RP 43963 292 26 by by IN 43963 292 27 denudation denudation NN 43963 292 28 or or CC 43963 292 29 the the DT 43963 292 30 bottom bottom NN 43963 292 31 of of IN 43963 292 32 an an DT 43963 292 33 inverted invert VBN 43963 292 34 trough trough NN 43963 292 35 concealed conceal VBD 43963 292 36 beneath beneath IN 43963 292 37 the the DT 43963 292 38 surface surface NN 43963 292 39 , , , 43963 292 40 beyond beyond IN 43963 292 41 stating state VBG 43963 292 42 that that IN 43963 292 43 if if IN 43963 292 44 an an DT 43963 292 45 easily easily RB 43963 292 46 recognised recognise VBN 43963 292 47 set set NN 43963 292 48 of of IN 43963 292 49 beds bed NNS 43963 292 50 is be VBZ 43963 292 51 obviously obviously RB 43963 292 52 repeated repeat VBN 43963 292 53 in in IN 43963 292 54 inverse inverse NN 43963 292 55 order order NN 43963 292 56 , , , 43963 292 57 inversion inversion NN 43963 292 58 must must MD 43963 292 59 have have VB 43963 292 60 occurred occur VBN 43963 292 61 , , , 43963 292 62 though though IN 43963 292 63 even even RB 43963 292 64 then then RB 43963 292 65 it -PRON- PRP 43963 292 66 may may MD 43963 292 67 not not RB 43963 292 68 be be VB 43963 292 69 clear clear JJ 43963 292 70 which which WDT 43963 292 71 side side NN 43963 292 72 of of IN 43963 292 73 the the DT 43963 292 74 fold fold NN 43963 292 75 shows show VBZ 43963 292 76 the the DT 43963 292 77 beds bed NNS 43963 292 78 in in IN 43963 292 79 original original JJ 43963 292 80 and and CC 43963 292 81 which which WDT 43963 292 82 in in IN 43963 292 83 inverted invert VBN 43963 292 84 sequence sequence NN 43963 292 85 . . . 43963 293 1 Suggestions suggestion NNS 43963 293 2 are be VBP 43963 293 3 frequently frequently RB 43963 293 4 made make VBN 43963 293 5 that that IN 43963 293 6 ripple ripple NN 43963 293 7 - - HYPH 43963 293 8 marks mark NNS 43963 293 9 and and CC 43963 293 10 worm worm NN 43963 293 11 - - HYPH 43963 293 12 tracks track NNS 43963 293 13 may may MD 43963 293 14 be be VB 43963 293 15 utilised utilise VBN 43963 293 16 in in IN 43963 293 17 order order NN 43963 293 18 to to TO 43963 293 19 discover discover VB 43963 293 20 inversion inversion NN 43963 293 21 , , , 43963 293 22 for for IN 43963 293 23 the the DT 43963 293 24 well well RB 43963 293 25 - - HYPH 43963 293 26 formed form VBN 43963 293 27 ripple ripple NN 43963 293 28 - - HYPH 43963 293 29 marks mark NNS 43963 293 30 will will MD 43963 293 31 appear appear VB 43963 293 32 convex convex NNP 43963 293 33 on on IN 43963 293 34 the the DT 43963 293 35 upper upper JJ 43963 293 36 surface surface NN 43963 293 37 of of IN 43963 293 38 a a DT 43963 293 39 bed bed NN 43963 293 40 which which WDT 43963 293 41 is be VBZ 43963 293 42 not not RB 43963 293 43 inverted invert VBN 43963 293 44 , , , 43963 293 45 and and CC 43963 293 46 we -PRON- PRP 43963 293 47 may may MD 43963 293 48 note note VB 43963 293 49 concave concave NNP 43963 293 50 casts cast NNS 43963 293 51 of of IN 43963 293 52 these these DT 43963 293 53 ripple ripple JJ 43963 293 54 - - HYPH 43963 293 55 marks mark NNS 43963 293 56 on on IN 43963 293 57 the the DT 43963 293 58 under under JJ 43963 293 59 surface surface NN 43963 293 60 of of IN 43963 293 61 the the DT 43963 293 62 overlying overlying NN 43963 293 63 bed bed NN 43963 293 64 , , , 43963 293 65 whilst whilst IN 43963 293 66 worm worm NN 43963 293 67 - - HYPH 43963 293 68 tracks track NNS 43963 293 69 will will MD 43963 293 70 appear appear VB 43963 293 71 concave concave NNP 43963 293 72 on on IN 43963 293 73 the the DT 43963 293 74 upper upper JJ 43963 293 75 surface surface NN 43963 293 76 , , , 43963 293 77 and and CC 43963 293 78 their -PRON- PRP$ 43963 293 79 casts cast NNS 43963 293 80 convex convex NNS 43963 293 81 on on IN 43963 293 82 the the DT 43963 293 83 lower low JJR 43963 293 84 surface surface NN 43963 293 85 of of IN 43963 293 86 the the DT 43963 293 87 succeeding succeed VBG 43963 293 88 bed bed NN 43963 293 89 under under IN 43963 293 90 similar similar JJ 43963 293 91 conditions condition NNS 43963 293 92 . . . 43963 294 1 In in IN 43963 294 2 the the DT 43963 294 3 case case NN 43963 294 4 of of IN 43963 294 5 inversion inversion NN 43963 294 6 the the DT 43963 294 7 occurrences occurrence NNS 43963 294 8 will will MD 43963 294 9 be be VB 43963 294 10 the the DT 43963 294 11 exact exact JJ 43963 294 12 opposite opposite NN 43963 294 13 to to IN 43963 294 14 these these DT 43963 294 15 . . . 43963 295 1 Unfortunately unfortunately RB 43963 295 2 ripple ripple NN 43963 295 3 - - HYPH 43963 295 4 marks mark NNS 43963 295 5 and and CC 43963 295 6 worm worm NN 43963 295 7 - - HYPH 43963 295 8 tracks track NNS 43963 295 9 may may MD 43963 295 10 , , , 43963 295 11 as as IN 43963 295 12 will will MD 43963 295 13 appear appear VB 43963 295 14 in in IN 43963 295 15 the the DT 43963 295 16 sequel sequel NN 43963 295 17 , , , 43963 295 18 be be VB 43963 295 19 simulated simulate VBN 43963 295 20 by by IN 43963 295 21 structures structure NNS 43963 295 22 produced produce VBN 43963 295 23 in in IN 43963 295 24 quite quite PDT 43963 295 25 a a DT 43963 295 26 different different JJ 43963 295 27 way way NN 43963 295 28 , , , 43963 295 29 and and CC 43963 295 30 unless unless IN 43963 295 31 the the DT 43963 295 32 observer observer NN 43963 295 33 is be VBZ 43963 295 34 certain certain JJ 43963 295 35 that that IN 43963 295 36 he -PRON- PRP 43963 295 37 is be VBZ 43963 295 38 confronted confront VBN 43963 295 39 with with IN 43963 295 40 true true JJ 43963 295 41 ripple ripple JJ 43963 295 42 - - HYPH 43963 295 43 marks mark NNS 43963 295 44 and and CC 43963 295 45 worm worm NN 43963 295 46 - - HYPH 43963 295 47 tracks track NNS 43963 295 48 he -PRON- PRP 43963 295 49 may may MD 43963 295 50 be be VB 43963 295 51 seriously seriously RB 43963 295 52 misled mislead VBN 43963 295 53 . . . 43963 296 1 The the DT 43963 296 2 geologist geologist NN 43963 296 3 must must MD 43963 296 4 take take VB 43963 296 5 into into IN 43963 296 6 account account NN 43963 296 7 all all PDT 43963 296 8 the the DT 43963 296 9 evidence evidence NN 43963 296 10 at at IN 43963 296 11 his -PRON- PRP$ 43963 296 12 disposal disposal NN 43963 296 13 , , , 43963 296 14 when when WRB 43963 296 15 he -PRON- PRP 43963 296 16 is be VBZ 43963 296 17 dealing deal VBG 43963 296 18 with with IN 43963 296 19 cases case NNS 43963 296 20 of of IN 43963 296 21 possible possible JJ 43963 296 22 inversion inversion NN 43963 296 23 , , , 43963 296 24 but but CC 43963 296 25 oftentimes oftentimes RB 43963 296 26 he -PRON- PRP 43963 296 27 will will MD 43963 296 28 after after IN 43963 296 29 due due JJ 43963 296 30 consideration consideration NN 43963 296 31 of of IN 43963 296 32 all all PDT 43963 296 33 the the DT 43963 296 34 phenomena phenomenon NNS 43963 296 35 be be VB 43963 296 36 left leave VBN 43963 296 37 in in IN 43963 296 38 doubt doubt NN 43963 296 39 unless unless IN 43963 296 40 he -PRON- PRP 43963 296 41 is be VBZ 43963 296 42 able able JJ 43963 296 43 to to TO 43963 296 44 supplement supplement VB 43963 296 45 his -PRON- PRP$ 43963 296 46 observations observation NNS 43963 296 47 on on IN 43963 296 48 the the DT 43963 296 49 succession succession NN 43963 296 50 of of IN 43963 296 51 the the DT 43963 296 52 strata strata NN 43963 296 53 by by IN 43963 296 54 evidence evidence NN 43963 296 55 derived derive VBN 43963 296 56 from from IN 43963 296 57 the the DT 43963 296 58 included include VBN 43963 296 59 fossils fossil NNS 43963 296 60 . . . 43963 297 1 The the DT 43963 297 2 test test NN 43963 297 3 of of IN 43963 297 4 superposition superposition NN 43963 297 5 is be VBZ 43963 297 6 most most RBS 43963 297 7 apt apt JJ 43963 297 8 to to TO 43963 297 9 be be VB 43963 297 10 misleading mislead VBG 43963 297 11 when when WRB 43963 297 12 the the DT 43963 297 13 strata strata NN 43963 297 14 have have VBP 43963 297 15 been be VBN 43963 297 16 affected affect VBN 43963 297 17 by by IN 43963 297 18 the the DT 43963 297 19 faults fault NNS 43963 297 20 known know VBN 43963 297 21 as as IN 43963 297 22 reversed reversed JJ 43963 297 23 faults fault NNS 43963 297 24 or or CC 43963 297 25 thrust thrust NN 43963 297 26 - - HYPH 43963 297 27 planes plane NNS 43963 297 28 . . . 43963 298 1 Reference reference NN 43963 298 2 to to IN 43963 298 3 text text NN 43963 298 4 - - HYPH 43963 298 5 books book NNS 43963 298 6 will will MD 43963 298 7 show show VB 43963 298 8 that that IN 43963 298 9 a a DT 43963 298 10 fold fold NN 43963 298 11 consists consist VBZ 43963 298 12 of of IN 43963 298 13 two two CD 43963 298 14 parts part NNS 43963 298 15 , , , 43963 298 16 the the DT 43963 298 17 arch arch NN 43963 298 18 and and CC 43963 298 19 the the DT 43963 298 20 trough trough NN 43963 298 21 , , , 43963 298 22 and and CC 43963 298 23 that that IN 43963 298 24 the the DT 43963 298 25 two two CD 43963 298 26 are be VBP 43963 298 27 connected connect VBN 43963 298 28 by by IN 43963 298 29 a a DT 43963 298 30 common- common- NN 43963 298 31 , , , 43963 298 32 middle- middle- NNP 43963 298 33 , , , 43963 298 34 or or CC 43963 298 35 partition partition NN 43963 298 36 - - HYPH 43963 298 37 limb limb NN 43963 298 38 . . . 43963 299 1 In in IN 43963 299 2 the the DT 43963 299 3 case case NN 43963 299 4 of of IN 43963 299 5 an an DT 43963 299 6 inverted invert VBN 43963 299 7 fold fold NN 43963 299 8 , , , 43963 299 9 an an DT 43963 299 10 = = SYM 43963 299 11 S=-shaped s=-shaped JJ 43963 299 12 or or CC 43963 299 13 sigmoidal sigmoidal JJ 43963 299 14 structure structure NN 43963 299 15 is be VBZ 43963 299 16 the the DT 43963 299 17 result result NN 43963 299 18 ( ( -LRB- 43963 299 19 Fig fig NN 43963 299 20 . . . 43963 300 1 1 1 CD 43963 300 2 A a NN 43963 300 3 ) ) -RRB- 43963 300 4 . . . 43963 301 1 [ [ -LRB- 43963 301 2 Illustration illustration NN 43963 301 3 : : : 43963 301 4 Fig Fig NNP 43963 301 5 . . . 43963 302 1 1 1 LS 43963 302 2 . . . 43963 303 1 A. A. NNP 43963 304 1 A a DT 43963 304 2 sigmoidal sigmoidal NN 43963 304 3 fold fold NN 43963 304 4 , , , 43963 304 5 showing show VBG 43963 304 6 a a DT 43963 304 7 bed bed NN 43963 304 8 _ _ NNP 43963 304 9 xx xx NNP 43963 304 10 _ _ NNP 43963 304 11 in in IN 43963 304 12 an an DT 43963 304 13 overfold overfold NN 43963 304 14 with with IN 43963 304 15 arch arch NN 43963 304 16 ( ( -LRB- 43963 304 17 _ _ NNP 43963 304 18 a a DT 43963 304 19 _ _ NNP 43963 304 20 ) ) -RRB- 43963 304 21 , , , 43963 304 22 trough trough NNP 43963 304 23 ( ( -LRB- 43963 304 24 _ _ NNP 43963 304 25 t t NNP 43963 304 26 _ _ NNP 43963 304 27 ) ) -RRB- 43963 304 28 and and CC 43963 304 29 common common JJ 43963 304 30 limb limb NN 43963 304 31 _ _ NNP 43963 304 32 c c NNP 43963 304 33 _ _ NNP 43963 304 34 . . . 43963 305 1 B. B. NNP 43963 306 1 A a DT 43963 306 2 similar similar JJ 43963 306 3 bed bed NN 43963 306 4 _ _ NNP 43963 306 5 xx xx NNP 43963 306 6 _ _ NNP 43963 306 7 affected affect VBN 43963 306 8 by by IN 43963 306 9 a a DT 43963 306 10 thrust thrust JJ 43963 306 11 - - HYPH 43963 306 12 plane plane NN 43963 306 13 _ _ NNP 43963 306 14 tt tt NNP 43963 306 15 _ _ NNP 43963 306 16 which which WDT 43963 306 17 replaces replace VBZ 43963 306 18 the the DT 43963 306 19 common common JJ 43963 306 20 limb limb NN 43963 306 21 . . . 43963 306 22 ] ] -RRB- 43963 307 1 Here here RB 43963 307 2 the the DT 43963 307 3 portions portion NNS 43963 307 4 of of IN 43963 307 5 any any DT 43963 307 6 bed bed NN 43963 307 7 ( ( -LRB- 43963 307 8 _ _ NNP 43963 307 9 xx xx NNP 43963 307 10 _ _ NNP 43963 307 11 ) ) -RRB- 43963 307 12 which which WDT 43963 307 13 occur occur VBP 43963 307 14 in in IN 43963 307 15 the the DT 43963 307 16 arch arch NN 43963 307 17 or or CC 43963 307 18 trough trough NN 43963 307 19 are be VBP 43963 307 20 in in IN 43963 307 21 normal normal JJ 43963 307 22 position position NN 43963 307 23 , , , 43963 307 24 and and CC 43963 307 25 have have VBP 43963 307 26 not not RB 43963 307 27 been be VBN 43963 307 28 moved move VBN 43963 307 29 round round RB 43963 307 30 through through IN 43963 307 31 an an DT 43963 307 32 angle angle NN 43963 307 33 of of IN 43963 307 34 90 90 CD 43963 307 35 ° ° NNS 43963 307 36 , , , 43963 307 37 whilst whilst IN 43963 307 38 the the DT 43963 307 39 portion portion NN 43963 307 40 which which WDT 43963 307 41 occurs occur VBZ 43963 307 42 in in IN 43963 307 43 the the DT 43963 307 44 common common JJ 43963 307 45 limb limb NN 43963 307 46 c c NNP 43963 307 47 has have VBZ 43963 307 48 been be VBN 43963 307 49 moved move VBN 43963 307 50 round round RB 43963 307 51 through through IN 43963 307 52 an an DT 43963 307 53 angle angle NN 43963 307 54 greater great JJR 43963 307 55 than than IN 43963 307 56 90 90 CD 43963 307 57 ° ° NNS 43963 307 58 and and CC 43963 307 59 is be VBZ 43963 307 60 inverted invert VBN 43963 307 61 , , , 43963 307 62 so so IN 43963 307 63 that that IN 43963 307 64 its -PRON- PRP$ 43963 307 65 former former JJ 43963 307 66 upper upper JJ 43963 307 67 surface surface NN 43963 307 68 now now RB 43963 307 69 faces face VBZ 43963 307 70 downwards downwards RB 43963 307 71 . . . 43963 308 1 In in IN 43963 308 2 Fig Fig NNP 43963 308 3 . . . 43963 309 1 1 1 CD 43963 309 2 B b NN 43963 309 3 the the DT 43963 309 4 common common JJ 43963 309 5 limb limb NN 43963 309 6 is be VBZ 43963 309 7 replaced replace VBN 43963 309 8 by by IN 43963 309 9 a a DT 43963 309 10 reversed reversed JJ 43963 309 11 fault fault NN 43963 309 12 , , , 43963 309 13 or or CC 43963 309 14 thrust thrust NN 43963 309 15 - - HYPH 43963 309 16 plane plane NN 43963 309 17 , , , 43963 309 18 and and CC 43963 309 19 the the DT 43963 309 20 inverted invert VBN 43963 309 21 portion portion NN 43963 309 22 of of IN 43963 309 23 the the DT 43963 309 24 bed bed NN 43963 309 25 seen see VBN 43963 309 26 in in IN 43963 309 27 the the DT 43963 309 28 common common JJ 43963 309 29 limb limb NN 43963 309 30 is be VBZ 43963 309 31 therefore therefore RB 43963 309 32 absent absent JJ 43963 309 33 . . . 43963 310 1 An an DT 43963 310 2 observer observer NN 43963 310 3 , , , 43963 310 4 applying apply VBG 43963 310 5 the the DT 43963 310 6 test test NN 43963 310 7 of of IN 43963 310 8 superposition superposition NN 43963 310 9 , , , 43963 310 10 might may MD 43963 310 11 suppose suppose VB 43963 310 12 that that IN 43963 310 13 the the DT 43963 310 14 position position NN 43963 310 15 of of IN 43963 310 16 the the DT 43963 310 17 bed bed NN 43963 310 18 _ _ NNP 43963 310 19 x x NNP 43963 310 20 _ _ NNP 43963 310 21 on on IN 43963 310 22 the the DT 43963 310 23 left left JJ 43963 310 24 - - HYPH 43963 310 25 hand hand NN 43963 310 26 side side NN 43963 310 27 of of IN 43963 310 28 the the DT 43963 310 29 figure figure NN 43963 310 30 was be VBD 43963 310 31 a a DT 43963 310 32 different different JJ 43963 310 33 bed bed NN 43963 310 34 from from IN 43963 310 35 the the DT 43963 310 36 portion portion NN 43963 310 37 which which WDT 43963 310 38 is be VBZ 43963 310 39 seen see VBN 43963 310 40 on on IN 43963 310 41 the the DT 43963 310 42 right right JJ 43963 310 43 - - HYPH 43963 310 44 hand hand NN 43963 310 45 side side NN 43963 310 46 , , , 43963 310 47 instead instead RB 43963 310 48 of of IN 43963 310 49 belonging belong VBG 43963 310 50 to to IN 43963 310 51 the the DT 43963 310 52 same same JJ 43963 310 53 bed bed NN 43963 310 54 , , , 43963 310 55 and and CC 43963 310 56 in in IN 43963 310 57 this this DT 43963 310 58 way way NN 43963 310 59 , , , 43963 310 60 if if IN 43963 310 61 a a DT 43963 310 62 number number NN 43963 310 63 of of IN 43963 310 64 parallel parallel JJ 43963 310 65 thrust thrust NN 43963 310 66 - - HYPH 43963 310 67 planes plane NNS 43963 310 68 affected affect VBD 43963 310 69 one one CD 43963 310 70 bed bed NN 43963 310 71 or or CC 43963 310 72 a a DT 43963 310 73 set set NN 43963 310 74 of of IN 43963 310 75 beds bed NNS 43963 310 76 , , , 43963 310 77 he -PRON- PRP 43963 310 78 might may MD 43963 310 79 be be VB 43963 310 80 led lead VBN 43963 310 81 to to TO 43963 310 82 infer infer VB 43963 310 83 the the DT 43963 310 84 occurrence occurrence NN 43963 310 85 of of IN 43963 310 86 a a DT 43963 310 87 great great JJ 43963 310 88 thickness thickness NN 43963 310 89 of of IN 43963 310 90 strata strata NN 43963 310 91 where where WRB 43963 310 92 there there EX 43963 310 93 was be VBD 43963 310 94 in in IN 43963 310 95 reality reality NN 43963 310 96 a a DT 43963 310 97 slight slight JJ 43963 310 98 thickness thickness NN 43963 310 99 , , , 43963 310 100 or or CC 43963 310 101 even even RB 43963 310 102 one one CD 43963 310 103 bed bed NN 43963 310 104 only only RB 43963 310 105 repeated repeat VBD 43963 310 106 again again RB 43963 310 107 and and CC 43963 310 108 again again RB 43963 310 109 by by IN 43963 310 110 faulting fault VBG 43963 310 111 . . . 43963 311 1 It -PRON- PRP 43963 311 2 is be VBZ 43963 311 3 quite quite RB 43963 311 4 certain certain JJ 43963 311 5 that that IN 43963 311 6 exaggerated exaggerated JJ 43963 311 7 estimates estimate NNS 43963 311 8 of of IN 43963 311 9 the the DT 43963 311 10 thickness thickness NN 43963 311 11 of of IN 43963 311 12 deposits deposit NNS 43963 311 13 have have VBP 43963 311 14 frequently frequently RB 43963 311 15 been be VBN 43963 311 16 made make VBN 43963 311 17 owing owing JJ 43963 311 18 to to IN 43963 311 19 the the DT 43963 311 20 non non JJ 43963 311 21 - - NN 43963 311 22 recognition recognition NN 43963 311 23 of of IN 43963 311 24 the the DT 43963 311 25 occurrence occurrence NN 43963 311 26 of of IN 43963 311 27 repetition repetition NN 43963 311 28 as as IN 43963 311 29 a a DT 43963 311 30 consequence consequence NN 43963 311 31 of of IN 43963 311 32 the the DT 43963 311 33 existence existence NN 43963 311 34 of of IN 43963 311 35 thrust thrust JJ 43963 311 36 - - HYPH 43963 311 37 planes plane NNS 43963 311 38 . . . 43963 312 1 Where where WRB 43963 312 2 thrust thrust JJ 43963 312 3 - - HYPH 43963 312 4 planes plane NNS 43963 312 5 are be VBP 43963 312 6 suspected suspect VBN 43963 312 7 , , , 43963 312 8 it -PRON- PRP 43963 312 9 is be VBZ 43963 312 10 well well JJ 43963 312 11 to to TO 43963 312 12 look look VB 43963 312 13 for for IN 43963 312 14 some some DT 43963 312 15 of of IN 43963 312 16 the the DT 43963 312 17 following follow VBG 43963 312 18 features feature NNS 43963 312 19 : : : 43963 312 20 ( ( -LRB- 43963 312 21 _ _ NNP 43963 312 22 a a DT 43963 312 23 _ _ NNP 43963 312 24 ) ) -RRB- 43963 312 25 The the DT 43963 312 26 strata strata NN 43963 312 27 of of IN 43963 312 28 a a DT 43963 312 29 country country NN 43963 312 30 affected affect VBN 43963 312 31 by by IN 43963 312 32 thrust thrust JJ 43963 312 33 - - HYPH 43963 312 34 planes plane NNS 43963 312 35 often often RB 43963 312 36 crop crop VBP 43963 312 37 out out RP 43963 312 38 as as IN 43963 312 39 lenticular lenticular NN 43963 312 40 masses masse NNS 43963 312 41 , , , 43963 312 42 thinning thin VBG 43963 312 43 out out RP 43963 312 44 rapidly rapidly RB 43963 312 45 in in IN 43963 312 46 the the DT 43963 312 47 direction direction NN 43963 312 48 of of IN 43963 312 49 the the DT 43963 312 50 strike[10 strike[10 NN 43963 312 51 ] ] -RRB- 43963 312 52 . . . 43963 313 1 This this DT 43963 313 2 is be VBZ 43963 313 3 true true JJ 43963 313 4 of of IN 43963 313 5 beds bed NNS 43963 313 6 thrown throw VBN 43963 313 7 into into IN 43963 313 8 sharp sharp JJ 43963 313 9 folds fold NNS 43963 313 10 whether whether IN 43963 313 11 or or CC 43963 313 12 not not RB 43963 313 13 inverted invert VBN 43963 313 14 , , , 43963 313 15 but but CC 43963 313 16 the the DT 43963 313 17 lenticles lenticle NNS 43963 313 18 will will MD 43963 313 19 be be VB 43963 313 20 wider wide JJR 43963 313 21 in in IN 43963 313 22 a a DT 43963 313 23 direction direction NN 43963 313 24 at at IN 43963 313 25 right right JJ 43963 313 26 angles angle NNS 43963 313 27 to to IN 43963 313 28 that that DT 43963 313 29 of of IN 43963 313 30 the the DT 43963 313 31 strike strike NN 43963 313 32 as as IN 43963 313 33 compared compare VBN 43963 313 34 with with IN 43963 313 35 their -PRON- PRP$ 43963 313 36 length length NN 43963 313 37 when when WRB 43963 313 38 inversion inversion NN 43963 313 39 has have VBZ 43963 313 40 not not RB 43963 313 41 occurred occur VBN 43963 313 42 . . . 43963 314 1 It -PRON- PRP 43963 314 2 is be VBZ 43963 314 3 also also RB 43963 314 4 true true JJ 43963 314 5 of of IN 43963 314 6 beds bed NNS 43963 314 7 which which WDT 43963 314 8 were be VBD 43963 314 9 originally originally RB 43963 314 10 deposited deposit VBN 43963 314 11 as as IN 43963 314 12 lenticles lenticle NNS 43963 314 13 , , , 43963 314 14 such such JJ 43963 314 15 as as IN 43963 314 16 many many JJ 43963 314 17 massive massive JJ 43963 314 18 sandstones sandstone NNS 43963 314 19 , , , 43963 314 20 and and CC 43963 314 21 as as IN 43963 314 22 almost almost RB 43963 314 23 any any DT 43963 314 24 kind kind NN 43963 314 25 of of IN 43963 314 26 deposit deposit NN 43963 314 27 may may MD 43963 314 28 be be VB 43963 314 29 formed form VBN 43963 314 30 originally originally RB 43963 314 31 as as IN 43963 314 32 a a DT 43963 314 33 lenticle lenticle NN 43963 314 34 , , , 43963 314 35 the the DT 43963 314 36 test test NN 43963 314 37 by by IN 43963 314 38 itself -PRON- PRP 43963 314 39 is be VBZ 43963 314 40 by by IN 43963 314 41 no no DT 43963 314 42 means means NN 43963 314 43 sufficient sufficient JJ 43963 314 44 as as IN 43963 314 45 a a DT 43963 314 46 proof proof NN 43963 314 47 of of IN 43963 314 48 thrusting thrust VBG 43963 314 49 , , , 43963 314 50 though though IN 43963 314 51 it -PRON- PRP 43963 314 52 is be VBZ 43963 314 53 suggestive suggestive JJ 43963 314 54 . . . 43963 315 1 [ [ -LRB- 43963 315 2 Footnote footnote NN 43963 315 3 10 10 CD 43963 315 4 : : : 43963 315 5 For for IN 43963 315 6 definitions definition NNS 43963 315 7 of of IN 43963 315 8 the the DT 43963 315 9 terms term NNS 43963 315 10 dip dip NN 43963 315 11 , , , 43963 315 12 strike strike NN 43963 315 13 , , , 43963 315 14 outcrop outcrop NNP 43963 315 15 and and CC 43963 315 16 allied allied JJ 43963 315 17 expressions expression NNS 43963 315 18 , , , 43963 315 19 the the DT 43963 315 20 reader reader NN 43963 315 21 is be VBZ 43963 315 22 referred refer VBN 43963 315 23 to to IN 43963 315 24 a a DT 43963 315 25 _ _ NNP 43963 315 26 Text Text NNP 43963 315 27 - - HYPH 43963 315 28 Book Book NNP 43963 315 29 of of IN 43963 315 30 Geology Geology NNP 43963 315 31 _ _ NNP 43963 315 32 . . . 43963 315 33 ] ] -RRB- 43963 316 1 ( ( -LRB- 43963 316 2 _ _ NNP 43963 316 3 b b NNP 43963 316 4 _ _ NNP 43963 316 5 ) ) -RRB- 43963 316 6 The the DT 43963 316 7 _ _ NNP 43963 316 8 surfaces surface VBZ 43963 316 9 _ _ NNP 43963 316 10 of of IN 43963 316 11 the the DT 43963 316 12 strata strata NN 43963 316 13 are be VBP 43963 316 14 often often RB 43963 316 15 affected affect VBN 43963 316 16 by by IN 43963 316 17 the the DT 43963 316 18 striations striation NNS 43963 316 19 known know VBN 43963 316 20 as as IN 43963 316 21 slickensides slickenside NNS 43963 316 22 , , , 43963 316 23 and and CC 43963 316 24 the the DT 43963 316 25 joint joint NN 43963 316 26 - - HYPH 43963 316 27 faces face NNS 43963 316 28 of of IN 43963 316 29 gently gently RB 43963 316 30 inclined inclined JJ 43963 316 31 beds bed NNS 43963 316 32 are be VBP 43963 316 33 also also RB 43963 316 34 frequently frequently RB 43963 316 35 marked mark VBN 43963 316 36 by by IN 43963 316 37 slickensides slickenside NNS 43963 316 38 which which WDT 43963 316 39 often often RB 43963 316 40 run run VBP 43963 316 41 in in IN 43963 316 42 a a DT 43963 316 43 nearly nearly RB 43963 316 44 horizontal horizontal JJ 43963 316 45 direction direction NN 43963 316 46 . . . 43963 317 1 ( ( -LRB- 43963 317 2 _ _ NNP 43963 317 3 c c NNP 43963 317 4 _ _ NNP 43963 317 5 ) ) -RRB- 43963 317 6 A a DT 43963 317 7 parallel parallel JJ 43963 317 8 structure structure NN 43963 317 9 presenting present VBG 43963 317 10 the the DT 43963 317 11 appearances appearance NNS 43963 317 12 characteristic characteristic JJ 43963 317 13 of of IN 43963 317 14 the the DT 43963 317 15 mechanically mechanically RB 43963 317 16 - - HYPH 43963 317 17 formed form VBN 43963 317 18 features feature NNS 43963 317 19 of of IN 43963 317 20 a a DT 43963 317 21 foliated foliated JJ 43963 317 22 rock rock NN 43963 317 23 is be VBZ 43963 317 24 often often RB 43963 317 25 developed develop VBN 43963 317 26 , , , 43963 317 27 and and CC 43963 317 28 one one CD 43963 317 29 or or CC 43963 317 30 more more JJR 43963 317 31 of of IN 43963 317 32 certain certain JJ 43963 317 33 accompanying accompany VBG 43963 317 34 phenomena phenomenon NNS 43963 317 35 will will MD 43963 317 36 probably probably RB 43963 317 37 be be VB 43963 317 38 found find VBN 43963 317 39 , , , 43963 317 40 which which WDT 43963 317 41 will will MD 43963 317 42 be be VB 43963 317 43 noticed notice VBN 43963 317 44 more more RBR 43963 317 45 fully fully RB 43963 317 46 in in IN 43963 317 47 a a DT 43963 317 48 later later JJ 43963 317 49 chapter chapter NN 43963 317 50 . . . 43963 318 1 ( ( -LRB- 43963 318 2 _ _ NNP 43963 318 3 d d NNP 43963 318 4 _ _ NNP 43963 318 5 ) ) -RRB- 43963 318 6 Extension extension NN 43963 318 7 or or CC 43963 318 8 stretching stretching NN 43963 318 9 of of IN 43963 318 10 the the DT 43963 318 11 rocks rock NNS 43963 318 12 will will MD 43963 318 13 have have VB 43963 318 14 been be VBN 43963 318 15 frequently frequently RB 43963 318 16 produced produce VBN 43963 318 17 , , , 43963 318 18 causing cause VBG 43963 318 19 rupture rupture NN 43963 318 20 , , , 43963 318 21 and and CC 43963 318 22 the the DT 43963 318 23 resulting result VBG 43963 318 24 fissures fissure NNS 43963 318 25 are be VBP 43963 318 26 usually usually RB 43963 318 27 filled fill VBN 43963 318 28 with with IN 43963 318 29 mineral mineral NN 43963 318 30 - - HYPH 43963 318 31 veins vein NNS 43963 318 32 , , , 43963 318 33 though though IN 43963 318 34 this this DT 43963 318 35 occurrence occurrence NN 43963 318 36 is be VBZ 43963 318 37 by by IN 43963 318 38 no no DT 43963 318 39 means means NN 43963 318 40 characteristic characteristic JJ 43963 318 41 of of IN 43963 318 42 rocks rock NNS 43963 318 43 which which WDT 43963 318 44 have have VBP 43963 318 45 been be VBN 43963 318 46 affected affect VBN 43963 318 47 by by IN 43963 318 48 thrust thrust JJ 43963 318 49 - - HYPH 43963 318 50 planes plane NNS 43963 318 51 . . . 43963 319 1 ( ( -LRB- 43963 319 2 _ _ NNP 43963 319 3 e e NNP 43963 319 4 _ _ NNP 43963 319 5 ) ) -RRB- 43963 319 6 Chemical Chemical NNP 43963 319 7 changes change NNS 43963 319 8 may may MD 43963 319 9 have have VB 43963 319 10 occurred occur VBN 43963 319 11 which which WDT 43963 319 12 have have VBP 43963 319 13 resulted result VBN 43963 319 14 in in IN 43963 319 15 the the DT 43963 319 16 reconstitution reconstitution NN 43963 319 17 of of IN 43963 319 18 some some DT 43963 319 19 of of IN 43963 319 20 the the DT 43963 319 21 rock rock NN 43963 319 22 - - HYPH 43963 319 23 constituents constituent NNS 43963 319 24 , , , 43963 319 25 which which WDT 43963 319 26 may may MD 43963 319 27 crystallise crystallise VB 43963 319 28 where where WRB 43963 319 29 pressure pressure NN 43963 319 30 is be VBZ 43963 319 31 least least JJS 43963 319 32 , , , 43963 319 33 thus thus RB 43963 319 34 we -PRON- PRP 43963 319 35 often often RB 43963 319 36 find find VBP 43963 319 37 rocks rock NNS 43963 319 38 which which WDT 43963 319 39 have have VBP 43963 319 40 undergone undergo VBN 43963 319 41 movements movement NNS 43963 319 42 of of IN 43963 319 43 the the DT 43963 319 44 type type NN 43963 319 45 we -PRON- PRP 43963 319 46 are be VBP 43963 319 47 considering consider VBG 43963 319 48 marked mark VBN 43963 319 49 by by IN 43963 319 50 the the DT 43963 319 51 existence existence NN 43963 319 52 of of IN 43963 319 53 sericitic sericitic JJ 43963 319 54 films film NNS 43963 319 55 upon upon IN 43963 319 56 the the DT 43963 319 57 surfaces surface NNS 43963 319 58 . . . 43963 320 1 Another another DT 43963 320 2 reservation reservation NN 43963 320 3 must must MD 43963 320 4 be be VB 43963 320 5 made make VBN 43963 320 6 when when WRB 43963 320 7 considering consider VBG 43963 320 8 the the DT 43963 320 9 law law NN 43963 320 10 of of IN 43963 320 11 superposition superposition NN 43963 320 12 . . . 43963 321 1 The the DT 43963 321 2 test test NN 43963 321 3 is be VBZ 43963 321 4 only only RB 43963 321 5 applicable applicable JJ 43963 321 6 for for IN 43963 321 7 limited limited JJ 43963 321 8 areas area NNS 43963 321 9 . . . 43963 322 1 Suppose suppose VB 43963 322 2 we -PRON- PRP 43963 322 3 find find VBP 43963 322 4 a a DT 43963 322 5 deposit deposit NN 43963 322 6 of of IN 43963 322 7 clay clay NN 43963 322 8 _ _ NNP 43963 322 9 a a DT 43963 322 10 _ _ NNP 43963 322 11 resting rest VBG 43963 322 12 upon upon IN 43963 322 13 another another DT 43963 322 14 deposit deposit NN 43963 322 15 of of IN 43963 322 16 limestone limestone NN 43963 322 17 _ _ NNP 43963 322 18 b b NNP 43963 322 19 _ _ NNP 43963 322 20 in in IN 43963 322 21 the the DT 43963 322 22 south south NN 43963 322 23 of of IN 43963 322 24 England England NNP 43963 322 25 , , , 43963 322 26 and and CC 43963 322 27 can can MD 43963 322 28 prove prove VB 43963 322 29 that that IN 43963 322 30 the the DT 43963 322 31 apparent apparent JJ 43963 322 32 succession succession NN 43963 322 33 is be VBZ 43963 322 34 the the DT 43963 322 35 true true JJ 43963 322 36 one one NN 43963 322 37 , , , 43963 322 38 that that RB 43963 322 39 is is RB 43963 322 40 , , , 43963 322 41 that that IN 43963 322 42 there there EX 43963 322 43 has have VBZ 43963 322 44 been be VBN 43963 322 45 no no DT 43963 322 46 inversion inversion NN 43963 322 47 ; ; : 43963 322 48 it -PRON- PRP 43963 322 49 is be VBZ 43963 322 50 clear clear JJ 43963 322 51 that that IN 43963 322 52 the the DT 43963 322 53 test test NN 43963 322 54 of of IN 43963 322 55 superposition superposition NN 43963 322 56 is be VBZ 43963 322 57 applicable applicable JJ 43963 322 58 in in IN 43963 322 59 that that DT 43963 322 60 area area NN 43963 322 61 . . . 43963 323 1 Now now RB 43963 323 2 , , , 43963 323 3 we -PRON- PRP 43963 323 4 may may MD 43963 323 5 be be VB 43963 323 6 able able JJ 43963 323 7 to to TO 43963 323 8 trace trace VB 43963 323 9 the the DT 43963 323 10 two two CD 43963 323 11 deposits deposit NNS 43963 323 12 continuously continuously RB 43963 323 13 across across IN 43963 323 14 the the DT 43963 323 15 country country NN 43963 323 16 , , , 43963 323 17 one one CD 43963 323 18 as as IN 43963 323 19 a a DT 43963 323 20 clay clay NN 43963 323 21 , , , 43963 323 22 the the DT 43963 323 23 other other JJ 43963 323 24 as as IN 43963 323 25 a a DT 43963 323 26 limestone limestone NN 43963 323 27 ; ; : 43963 323 28 so so IN 43963 323 29 that that IN 43963 323 30 when when WRB 43963 323 31 we -PRON- PRP 43963 323 32 reach reach VBP 43963 323 33 the the DT 43963 323 34 north north NN 43963 323 35 of of IN 43963 323 36 England England NNP 43963 323 37 we -PRON- PRP 43963 323 38 find find VBP 43963 323 39 the the DT 43963 323 40 clay clay NN 43963 323 41 _ _ NNP 43963 323 42 a a DT 43963 323 43 _ _ NNP 43963 323 44 still still RB 43963 323 45 reposing repose VBG 43963 323 46 upon upon IN 43963 323 47 the the DT 43963 323 48 limestone limestone NN 43963 323 49 _ _ NNP 43963 323 50 b b NNP 43963 323 51 _ _ NNP 43963 323 52 . . . 43963 324 1 The the DT 43963 324 2 test test NN 43963 324 3 of of IN 43963 324 4 superposition superposition NN 43963 324 5 is be VBZ 43963 324 6 applicable applicable JJ 43963 324 7 in in IN 43963 324 8 that that DT 43963 324 9 area area NN 43963 324 10 also also RB 43963 324 11 , , , 43963 324 12 the the DT 43963 324 13 clay clay NN 43963 324 14 of of IN 43963 324 15 the the DT 43963 324 16 northern northern JJ 43963 324 17 area area NN 43963 324 18 being be VBG 43963 324 19 newer new JJR 43963 324 20 than than IN 43963 324 21 the the DT 43963 324 22 limestone limestone NN 43963 324 23 of of IN 43963 324 24 the the DT 43963 324 25 same same JJ 43963 324 26 region region NN 43963 324 27 . . . 43963 325 1 But but CC 43963 325 2 , , , 43963 325 3 for for IN 43963 325 4 reasons reason NNS 43963 325 5 which which WDT 43963 325 6 will will MD 43963 325 7 ultimately ultimately RB 43963 325 8 appear appear VB 43963 325 9 , , , 43963 325 10 it -PRON- PRP 43963 325 11 by by IN 43963 325 12 no no DT 43963 325 13 means means NN 43963 325 14 follows follow VBZ 43963 325 15 that that IN 43963 325 16 the the DT 43963 325 17 clay clay NN 43963 325 18 of of IN 43963 325 19 the the DT 43963 325 20 north north NN 43963 325 21 is be VBZ 43963 325 22 newer new JJR 43963 325 23 than than IN 43963 325 24 the the DT 43963 325 25 limestone limestone NN 43963 325 26 of of IN 43963 325 27 the the DT 43963 325 28 south south NN 43963 325 29 , , , 43963 325 30 although although IN 43963 325 31 the the DT 43963 325 32 two two CD 43963 325 33 deposits deposit NNS 43963 325 34 are be VBP 43963 325 35 continuously continuously RB 43963 325 36 traceable traceable JJ 43963 325 37 with with IN 43963 325 38 the the DT 43963 325 39 same same JJ 43963 325 40 lithological lithological JJ 43963 325 41 characters character NNS 43963 325 42 ; ; : 43963 325 43 it -PRON- PRP 43963 325 44 may may MD 43963 325 45 have have VB 43963 325 46 been be VBN 43963 325 47 formed form VBN 43963 325 48 simultaneously simultaneously RB 43963 325 49 with with IN 43963 325 50 the the DT 43963 325 51 limestone limestone NN 43963 325 52 of of IN 43963 325 53 the the DT 43963 325 54 south south NN 43963 325 55 , , , 43963 325 56 or or CC 43963 325 57 even even RB 43963 325 58 before before IN 43963 325 59 it -PRON- PRP 43963 325 60 . . . 43963 326 1 Something something NN 43963 326 2 more more RBR 43963 326 3 , , , 43963 326 4 therefore therefore RB 43963 326 5 , , , 43963 326 6 than than IN 43963 326 7 the the DT 43963 326 8 test test NN 43963 326 9 of of IN 43963 326 10 superposition superposition NN 43963 326 11 is be VBZ 43963 326 12 necessary necessary JJ 43963 326 13 in in IN 43963 326 14 order order NN 43963 326 15 to to TO 43963 326 16 make make VB 43963 326 17 out out RP 43963 326 18 the the DT 43963 326 19 relative relative JJ 43963 326 20 ages age NNS 43963 326 21 of of IN 43963 326 22 continuous continuous JJ 43963 326 23 deposits deposit NNS 43963 326 24 in in IN 43963 326 25 a a DT 43963 326 26 wide wide JJ 43963 326 27 region region NN 43963 326 28 , , , 43963 326 29 and and CC 43963 326 30 this this DT 43963 326 31 is be VBZ 43963 326 32 still still RB 43963 326 33 truer true JJR 43963 326 34 in in IN 43963 326 35 the the DT 43963 326 36 case case NN 43963 326 37 of of IN 43963 326 38 deposits deposit NNS 43963 326 39 which which WDT 43963 326 40 are be VBP 43963 326 41 discontinuous discontinuous JJ 43963 326 42 , , , 43963 326 43 whether whether IN 43963 326 44 separated separate VBN 43963 326 45 from from IN 43963 326 46 one one CD 43963 326 47 another another DT 43963 326 48 by by IN 43963 326 49 the the DT 43963 326 50 sea sea NN 43963 326 51 , , , 43963 326 52 or or CC 43963 326 53 by by IN 43963 326 54 outcrops outcrop NNS 43963 326 55 of of IN 43963 326 56 older old JJR 43963 326 57 or or CC 43963 326 58 newer new JJR 43963 326 59 rocks rock NNS 43963 326 60 . . . 43963 327 1 A a DT 43963 327 2 few few JJ 43963 327 3 words word NNS 43963 327 4 of of IN 43963 327 5 warning warning NN 43963 327 6 may may MD 43963 327 7 be be VB 43963 327 8 added add VBN 43963 327 9 with with IN 43963 327 10 reference reference NN 43963 327 11 to to IN 43963 327 12 the the DT 43963 327 13 detection detection NN 43963 327 14 of of IN 43963 327 15 bedding bed VBG 43963 327 16 - - HYPH 43963 327 17 planes plane NNS 43963 327 18 . . . 43963 328 1 A a DT 43963 328 2 bedding bedding NN 43963 328 3 - - HYPH 43963 328 4 plane plane NN 43963 328 5 is be VBZ 43963 328 6 one one CD 43963 328 7 which which WDT 43963 328 8 separates separate VBZ 43963 328 9 two two CD 43963 328 10 beds bed NNS 43963 328 11 , , , 43963 328 12 and and CC 43963 328 13 its -PRON- PRP$ 43963 328 14 existence existence NN 43963 328 15 is be VBZ 43963 328 16 determined determine VBN 43963 328 17 during during IN 43963 328 18 the the DT 43963 328 19 deposition deposition NN 43963 328 20 of of IN 43963 328 21 the the DT 43963 328 22 beds bed NNS 43963 328 23 . . . 43963 329 1 Many many JJ 43963 329 2 other other JJ 43963 329 3 planes plane NNS 43963 329 4 are be VBP 43963 329 5 formed form VBN 43963 329 6 in in IN 43963 329 7 rocks rock NNS 43963 329 8 subsequently subsequently RB 43963 329 9 to to IN 43963 329 10 their -PRON- PRP$ 43963 329 11 deposition deposition NN 43963 329 12 , , , 43963 329 13 and and CC 43963 329 14 it -PRON- PRP 43963 329 15 is be VBZ 43963 329 16 not not RB 43963 329 17 always always RB 43963 329 18 easy easy JJ 43963 329 19 to to TO 43963 329 20 distinguish distinguish VB 43963 329 21 these these DT 43963 329 22 from from IN 43963 329 23 true true JJ 43963 329 24 bedding bedding NN 43963 329 25 - - HYPH 43963 329 26 planes plane NNS 43963 329 27 . . . 43963 330 1 That that IN 43963 330 2 even even RB 43963 330 3 experienced experienced JJ 43963 330 4 observers observer NNS 43963 330 5 may may MD 43963 330 6 be be VB 43963 330 7 led lead VBN 43963 330 8 astray astray NNP 43963 330 9 is be VBZ 43963 330 10 shown show VBN 43963 330 11 by by IN 43963 330 12 the the DT 43963 330 13 fact fact NN 43963 330 14 that that IN 43963 330 15 , , , 43963 330 16 of of IN 43963 330 17 recent recent JJ 43963 330 18 years year NNS 43963 330 19 , , , 43963 330 20 it -PRON- PRP 43963 330 21 has have VBZ 43963 330 22 been be VBN 43963 330 23 proved prove VBN 43963 330 24 that that IN 43963 330 25 great great JJ 43963 330 26 masses masse NNS 43963 330 27 of of IN 43963 330 28 rock rock NN 43963 330 29 have have VBP 43963 330 30 been be VBN 43963 330 31 claimed claim VBN 43963 330 32 as as IN 43963 330 33 of of IN 43963 330 34 sedimentary sedimentary JJ 43963 330 35 origin origin NN 43963 330 36 , , , 43963 330 37 and and CC 43963 330 38 their -PRON- PRP$ 43963 330 39 apparent apparent JJ 43963 330 40 order order NN 43963 330 41 of of IN 43963 330 42 succession succession NN 43963 330 43 noted note VBN 43963 330 44 , , , 43963 330 45 which which WDT 43963 330 46 are be VBP 43963 330 47 in in IN 43963 330 48 truth truth NN 43963 330 49 naught naught NN 43963 330 50 but but CC 43963 330 51 irregular irregular JJ 43963 330 52 masses masse NNS 43963 330 53 of of IN 43963 330 54 intrusive intrusive JJ 43963 330 55 igneous igneous JJ 43963 330 56 rocks rock NNS 43963 330 57 affected affect VBN 43963 330 58 by by IN 43963 330 59 divisional divisional JJ 43963 330 60 planes plane NNS 43963 330 61 which which WDT 43963 330 62 simulate simulate VBP 43963 330 63 bedding bedding NN 43963 330 64 , , , 43963 330 65 produced produce VBN 43963 330 66 in in IN 43963 330 67 the the DT 43963 330 68 rocks rock NNS 43963 330 69 subsequently subsequently RB 43963 330 70 to to IN 43963 330 71 their -PRON- PRP$ 43963 330 72 consolidation consolidation NN 43963 330 73 . . . 43963 331 1 Joints joint NNS 43963 331 2 , , , 43963 331 3 faults fault NNS 43963 331 4 , , , 43963 331 5 and and CC 43963 331 6 cleavage cleavage NN 43963 331 7 - - HYPH 43963 331 8 planes plane NNS 43963 331 9 may may MD 43963 331 10 all all DT 43963 331 11 at at IN 43963 331 12 times time NNS 43963 331 13 simulate simulate VB 43963 331 14 planes plane NNS 43963 331 15 of of IN 43963 331 16 bedding bedding NN 43963 331 17 , , , 43963 331 18 and and CC 43963 331 19 it -PRON- PRP 43963 331 20 is be VBZ 43963 331 21 frequently frequently RB 43963 331 22 very very RB 43963 331 23 difficult difficult JJ 43963 331 24 to to TO 43963 331 25 distinguish distinguish VB 43963 331 26 them -PRON- PRP 43963 331 27 in in IN 43963 331 28 the the DT 43963 331 29 limited limited JJ 43963 331 30 exposures exposure NNS 43963 331 31 with with IN 43963 331 32 which which WDT 43963 331 33 a a DT 43963 331 34 geologist geologist NN 43963 331 35 has have VBZ 43963 331 36 oftentimes oftentime VBN 43963 331 37 to to TO 43963 331 38 deal deal VB 43963 331 39 . . . 43963 332 1 It -PRON- PRP 43963 332 2 is be VBZ 43963 332 3 easier easy JJR 43963 332 4 to to TO 43963 332 5 make make VB 43963 332 6 suggestions suggestion NNS 43963 332 7 for for IN 43963 332 8 distinguishing distinguish VBG 43963 332 9 bedding bedding NN 43963 332 10 - - HYPH 43963 332 11 planes plane NNS 43963 332 12 from from IN 43963 332 13 other other JJ 43963 332 14 planes plane NNS 43963 332 15 which which WDT 43963 332 16 simulate simulate VBP 43963 332 17 them -PRON- PRP 43963 332 18 , , , 43963 332 19 than than IN 43963 332 20 to to TO 43963 332 21 apply apply VB 43963 332 22 the the DT 43963 332 23 suggestions suggestion NNS 43963 332 24 in in IN 43963 332 25 practice practice NN 43963 332 26 , , , 43963 332 27 and and CC 43963 332 28 the the DT 43963 332 29 student student NN 43963 332 30 of of IN 43963 332 31 field field NN 43963 332 32 geology geology NN 43963 332 33 will will MD 43963 332 34 find find VB 43963 332 35 that that DT 43963 332 36 experience experience NN 43963 332 37 is be VBZ 43963 332 38 the the DT 43963 332 39 only only JJ 43963 332 40 guide guide NN 43963 332 41 , , , 43963 332 42 though though IN 43963 332 43 after after IN 43963 332 44 years year NNS 43963 332 45 of of IN 43963 332 46 experience experience NN 43963 332 47 he -PRON- PRP 43963 332 48 may may MD 43963 332 49 be be VB 43963 332 50 confronted confront VBN 43963 332 51 with with IN 43963 332 52 cases case NNS 43963 332 53 where where WRB 43963 332 54 the the DT 43963 332 55 evidence evidence NN 43963 332 56 is be VBZ 43963 332 57 insufficient insufficient JJ 43963 332 58 to to TO 43963 332 59 convince convince VB 43963 332 60 him -PRON- PRP 43963 332 61 that that IN 43963 332 62 he -PRON- PRP 43963 332 63 is be VBZ 43963 332 64 dealing deal VBG 43963 332 65 with with IN 43963 332 66 planes plane NNS 43963 332 67 of of IN 43963 332 68 stratification stratification NN 43963 332 69 and and CC 43963 332 70 not not RB 43963 332 71 with with IN 43963 332 72 some some DT 43963 332 73 other other JJ 43963 332 74 structure structure NN 43963 332 75 . . . 43963 333 1 From from IN 43963 333 2 what what WP 43963 333 3 has have VBZ 43963 333 4 been be VBN 43963 333 5 remarked remark VBN 43963 333 6 , , , 43963 333 7 it -PRON- PRP 43963 333 8 will will MD 43963 333 9 be be VB 43963 333 10 inferred infer VBN 43963 333 11 that that IN 43963 333 12 the the DT 43963 333 13 test test NN 43963 333 14 of of IN 43963 333 15 superposition superposition NN 43963 333 16 though though RB 43963 333 17 of of IN 43963 333 18 prime prime JJ 43963 333 19 importance importance NN 43963 333 20 to to IN 43963 333 21 the the DT 43963 333 22 geologist geologist NN 43963 333 23 is be VBZ 43963 333 24 frequently frequently RB 43963 333 25 insufficient insufficient JJ 43963 333 26 to to TO 43963 333 27 enable enable VB 43963 333 28 him -PRON- PRP 43963 333 29 to to TO 43963 333 30 ascertain ascertain VB 43963 333 31 the the DT 43963 333 32 true true JJ 43963 333 33 order order NN 43963 333 34 of of IN 43963 333 35 succession succession NN 43963 333 36 of of IN 43963 333 37 the the DT 43963 333 38 strata strata NN 43963 333 39 , , , 43963 333 40 and and CC 43963 333 41 he -PRON- PRP 43963 333 42 is be VBZ 43963 333 43 compelled compel VBN 43963 333 44 to to TO 43963 333 45 supplement supplement VB 43963 333 46 this this DT 43963 333 47 test test NN 43963 333 48 by by IN 43963 333 49 some some DT 43963 333 50 other other JJ 43963 333 51 . . . 43963 334 1 There there EX 43963 334 2 are be VBP 43963 334 3 several several JJ 43963 334 4 useful useful JJ 43963 334 5 physical physical JJ 43963 334 6 tests test NNS 43963 334 7 which which WDT 43963 334 8 may may MD 43963 334 9 frequently frequently RB 43963 334 10 be be VB 43963 334 11 applied apply VBN 43963 334 12 . . . 43963 335 1 Thus thus RB 43963 335 2 , , , 43963 335 3 if if IN 43963 335 4 a a DT 43963 335 5 rock rock NN 43963 335 6 _ _ NNP 43963 335 7 a a DT 43963 335 8 _ _ NNP 43963 335 9 contains contain VBZ 43963 335 10 fragments fragment NNS 43963 335 11 of of IN 43963 335 12 another another DT 43963 335 13 rock rock NN 43963 335 14 _ _ NNP 43963 335 15 b b NNP 43963 335 16 _ _ NNP 43963 335 17 , , , 43963 335 18 _ _ NNP 43963 335 19 under under IN 43963 335 20 such such JJ 43963 335 21 circumstances circumstance NNS 43963 335 22 as as IN 43963 335 23 to to TO 43963 335 24 show show VB 43963 335 25 that that IN 43963 335 26 the the DT 43963 335 27 fragments fragment NNS 43963 335 28 of of IN 43963 335 29 _ _ NNP 43963 335 30 b b NNP 43963 335 31 _ _ NNP 43963 335 32 were be VBD 43963 335 33 included include VBN 43963 335 34 in in IN 43963 335 35 a a DT 43963 335 36 during during IN 43963 335 37 its -PRON- PRP$ 43963 335 38 deposition deposition NN 43963 335 39 _ _ NNP 43963 335 40 , , , 43963 335 41 it -PRON- PRP 43963 335 42 is be VBZ 43963 335 43 clear clear JJ 43963 335 44 that that IN 43963 335 45 _ _ NNP 43963 335 46 b b NNP 43963 335 47 _ _ NNP 43963 335 48 is be VBZ 43963 335 49 older old JJR 43963 335 50 than than IN 43963 335 51 _ _ NNP 43963 335 52 a a DT 43963 335 53 _ _ NNP 43963 335 54 . . . 43963 336 1 Here here RB 43963 336 2 again again RB 43963 336 3 , , , 43963 336 4 it -PRON- PRP 43963 336 5 will will MD 43963 336 6 be be VB 43963 336 7 found find VBN 43963 336 8 from from IN 43963 336 9 what what WP 43963 336 10 appears appear VBZ 43963 336 11 in in IN 43963 336 12 a a DT 43963 336 13 later later JJ 43963 336 14 chapter chapter NN 43963 336 15 that that IN 43963 336 16 the the DT 43963 336 17 student student NN 43963 336 18 is be VBZ 43963 336 19 confronted confront VBN 43963 336 20 with with IN 43963 336 21 difficulties difficulty NNS 43963 336 22 when when WRB 43963 336 23 actually actually RB 43963 336 24 examining examine VBG 43963 336 25 rocks rock NNS 43963 336 26 , , , 43963 336 27 for for IN 43963 336 28 fragmental fragmental JJ 43963 336 29 rocks rock NNS 43963 336 30 of of IN 43963 336 31 cataclastic cataclastic JJ 43963 336 32 origin origin NN 43963 336 33 , , , 43963 336 34 where where WRB 43963 336 35 the the DT 43963 336 36 fragments fragment NNS 43963 336 37 have have VBP 43963 336 38 been be VBN 43963 336 39 formed form VBN 43963 336 40 as as IN 43963 336 41 the the DT 43963 336 42 result result NN 43963 336 43 of of IN 43963 336 44 fracture fracture NN 43963 336 45 produced produce VBN 43963 336 46 by by IN 43963 336 47 earth earth NN 43963 336 48 - - HYPH 43963 336 49 movements movement NNS 43963 336 50 subsequently subsequently RB 43963 336 51 to to IN 43963 336 52 the the DT 43963 336 53 deposition deposition NN 43963 336 54 of of IN 43963 336 55 the the DT 43963 336 56 rock rock NN 43963 336 57 , , , 43963 336 58 simulate simulate VBP 43963 336 59 epiclastic epiclastic JJ 43963 336 60 rocks rock NNS 43963 336 61 in in IN 43963 336 62 which which WDT 43963 336 63 the the DT 43963 336 64 fragments fragment NNS 43963 336 65 were be VBD 43963 336 66 introduced introduce VBN 43963 336 67 during during IN 43963 336 68 the the DT 43963 336 69 accumulation accumulation NN 43963 336 70 of of IN 43963 336 71 the the DT 43963 336 72 deposits deposit NNS 43963 336 73 to to TO 43963 336 74 so so RB 43963 336 75 surprising surprise VBG 43963 336 76 a a DT 43963 336 77 degree degree NN 43963 336 78 as as IN 43963 336 79 sometimes sometimes RB 43963 336 80 to to TO 43963 336 81 baffle baffle VB 43963 336 82 the the DT 43963 336 83 most most RBS 43963 336 84 experienced experienced JJ 43963 336 85 observer observer NN 43963 336 86 . . . 43963 337 1 Not not RB 43963 337 2 only only RB 43963 337 3 are be VBP 43963 337 4 the the DT 43963 337 5 fragments fragment NNS 43963 337 6 of of IN 43963 337 7 these these DT 43963 337 8 cataclastic cataclastic JJ 43963 337 9 rocks rock NNS 43963 337 10 broken break VBN 43963 337 11 up up RP 43963 337 12 , , , 43963 337 13 but but CC 43963 337 14 they -PRON- PRP 43963 337 15 may may MD 43963 337 16 be be VB 43963 337 17 further further RB 43963 337 18 rounded round VBN 43963 337 19 so so IN 43963 337 20 as as IN 43963 337 21 to to TO 43963 337 22 imitate imitate VB 43963 337 23 in in IN 43963 337 24 a a DT 43963 337 25 remarkable remarkable JJ 43963 337 26 manner manner NN 43963 337 27 the the DT 43963 337 28 water water NN 43963 337 29 - - HYPH 43963 337 30 worn wear VBN 43963 337 31 pebbles pebble NNS 43963 337 32 of of IN 43963 337 33 an an DT 43963 337 34 epiclastic epiclastic JJ 43963 337 35 conglomerate conglomerate NN 43963 337 36 . . . 43963 338 1 Again again RB 43963 338 2 , , , 43963 338 3 an an DT 43963 338 4 older old JJR 43963 338 5 series series NN 43963 338 6 of of IN 43963 338 7 rocks rock NNS 43963 338 8 may may MD 43963 338 9 have have VB 43963 338 10 had have VBN 43963 338 11 structures structure NNS 43963 338 12 impressed impress VBN 43963 338 13 upon upon IN 43963 338 14 them -PRON- PRP 43963 338 15 as as IN 43963 338 16 the the DT 43963 338 17 result result NN 43963 338 18 of of IN 43963 338 19 changes change NNS 43963 338 20 subsequent subsequent JJ 43963 338 21 to to IN 43963 338 22 their -PRON- PRP$ 43963 338 23 formation formation NN 43963 338 24 , , , 43963 338 25 and and CC 43963 338 26 before before IN 43963 338 27 the the DT 43963 338 28 formation formation NN 43963 338 29 of of IN 43963 338 30 a a DT 43963 338 31 newer new JJR 43963 338 32 set set NN 43963 338 33 which which WDT 43963 338 34 the the DT 43963 338 35 latter latter JJ 43963 338 36 therefore therefore RB 43963 338 37 do do VBP 43963 338 38 not not RB 43963 338 39 exhibit exhibit VB 43963 338 40 . . . 43963 339 1 Jointing jointing NN 43963 339 2 , , , 43963 339 3 cleavage cleavage NN 43963 339 4 , , , 43963 339 5 and and CC 43963 339 6 various various JJ 43963 339 7 metamorphic metamorphic JJ 43963 339 8 phenomena phenomenon NNS 43963 339 9 may may MD 43963 339 10 thus thus RB 43963 339 11 be be VB 43963 339 12 exhibited exhibit VBN 43963 339 13 by by IN 43963 339 14 the the DT 43963 339 15 older old JJR 43963 339 16 rocks rock NNS 43963 339 17 , , , 43963 339 18 but but CC 43963 339 19 great great JJ 43963 339 20 care care NN 43963 339 21 is be VBZ 43963 339 22 required require VBN 43963 339 23 in in IN 43963 339 24 applying apply VBG 43963 339 25 this this DT 43963 339 26 test test NN 43963 339 27 , , , 43963 339 28 especially especially RB 43963 339 29 with with IN 43963 339 30 a a DT 43963 339 31 limited limited JJ 43963 339 32 thickness thickness NN 43963 339 33 of of IN 43963 339 34 rocks rock NNS 43963 339 35 , , , 43963 339 36 as as IN 43963 339 37 one one CD 43963 339 38 set set NN 43963 339 39 may may MD 43963 339 40 not not RB 43963 339 41 exhibit exhibit VB 43963 339 42 the the DT 43963 339 43 structures structure NNS 43963 339 44 not not RB 43963 339 45 because because IN 43963 339 46 they -PRON- PRP 43963 339 47 were be VBD 43963 339 48 not not RB 43963 339 49 in in IN 43963 339 50 existence existence NN 43963 339 51 when when WRB 43963 339 52 the the DT 43963 339 53 structures structure NNS 43963 339 54 were be VBD 43963 339 55 developed develop VBN 43963 339 56 , , , 43963 339 57 but but CC 43963 339 58 because because IN 43963 339 59 their -PRON- PRP$ 43963 339 60 nature nature NN 43963 339 61 is be VBZ 43963 339 62 such such JJ 43963 339 63 that that IN 43963 339 64 they -PRON- PRP 43963 339 65 were be VBD 43963 339 66 incapable incapable JJ 43963 339 67 of of IN 43963 339 68 receiving receive VBG 43963 339 69 or or CC 43963 339 70 retaining retain VBG 43963 339 71 the the DT 43963 339 72 structures structure NNS 43963 339 73 . . . 43963 340 1 For for IN 43963 340 2 instance instance NN 43963 340 3 a a DT 43963 340 4 mass mass NN 43963 340 5 of of IN 43963 340 6 grit grit NN 43963 340 7 which which WDT 43963 340 8 is be VBZ 43963 340 9 older old JJR 43963 340 10 than than IN 43963 340 11 a a DT 43963 340 12 mass mass NN 43963 340 13 of of IN 43963 340 14 clay clay NN 43963 340 15 - - HYPH 43963 340 16 slate slate NN 43963 340 17 may may MD 43963 340 18 not not RB 43963 340 19 be be VB 43963 340 20 cleaved cleave VBN 43963 340 21 , , , 43963 340 22 because because IN 43963 340 23 , , , 43963 340 24 although although IN 43963 340 25 subjected subject VBN 43963 340 26 to to IN 43963 340 27 the the DT 43963 340 28 pressure pressure NN 43963 340 29 which which WDT 43963 340 30 produced produce VBD 43963 340 31 the the DT 43963 340 32 cleavage cleavage NN 43963 340 33 , , , 43963 340 34 it -PRON- PRP 43963 340 35 was be VBD 43963 340 36 of of IN 43963 340 37 a a DT 43963 340 38 nature nature NN 43963 340 39 not not RB 43963 340 40 adapted adapt VBN 43963 340 41 to to IN 43963 340 42 the the DT 43963 340 43 development development NN 43963 340 44 of of IN 43963 340 45 cleavage cleavage NN 43963 340 46 structure structure NN 43963 340 47 . . . 43963 341 1 On on IN 43963 341 2 the the DT 43963 341 3 whole whole NN 43963 341 4 , , , 43963 341 5 application application NN 43963 341 6 of of IN 43963 341 7 tests test NNS 43963 341 8 dependent dependent JJ 43963 341 9 upon upon IN 43963 341 10 physical physical JJ 43963 341 11 features feature NNS 43963 341 12 of of IN 43963 341 13 rocks rock NNS 43963 341 14 , , , 43963 341 15 does do VBZ 43963 341 16 not not RB 43963 341 17 often often RB 43963 341 18 supplement supplement VB 43963 341 19 to to IN 43963 341 20 any any DT 43963 341 21 great great JJ 43963 341 22 extent extent NN 43963 341 23 the the DT 43963 341 24 information information NN 43963 341 25 supplied supply VBN 43963 341 26 by by IN 43963 341 27 ascertaining ascertain VBG 43963 341 28 the the DT 43963 341 29 order order NN 43963 341 30 of of IN 43963 341 31 superposition superposition NN 43963 341 32 , , , 43963 341 33 and and CC 43963 341 34 in in IN 43963 341 35 all all DT 43963 341 36 cases case NNS 43963 341 37 , , , 43963 341 38 where where WRB 43963 341 39 possible possible JJ 43963 341 40 , , , 43963 341 41 every every DT 43963 341 42 other other JJ 43963 341 43 kind kind NN 43963 341 44 of of IN 43963 341 45 information information NN 43963 341 46 should should MD 43963 341 47 be be VB 43963 341 48 supplemented supplement VBN 43963 341 49 , , , 43963 341 50 by by IN 43963 341 51 that that DT 43963 341 52 which which WDT 43963 341 53 is be VBZ 43963 341 54 acquired acquire VBN 43963 341 55 after after IN 43963 341 56 examination examination NN 43963 341 57 of of IN 43963 341 58 the the DT 43963 341 59 included include VBN 43963 341 60 organisms organism NNS 43963 341 61 of of IN 43963 341 62 the the DT 43963 341 63 strata strata NN 43963 341 64 . . . 43963 342 1 CHAPTER CHAPTER NNP 43963 342 2 V. V. NNP 43963 342 3 THE the DT 43963 342 4 TEST test NN 43963 342 5 OF of IN 43963 342 6 INCLUDED included JJ 43963 342 7 ORGANISMS ORGANISMS NNP 43963 342 8 . . . 43963 343 1 The the DT 43963 343 2 second second JJ 43963 343 3 great great JJ 43963 343 4 law law NN 43963 343 5 of of IN 43963 343 6 the the DT 43963 343 7 Stratigraphical Stratigraphical NNP 43963 343 8 Geologist Geologist NNP 43963 343 9 is be VBZ 43963 343 10 that that DT 43963 343 11 fossiliferous fossiliferous JJ 43963 343 12 strata strata NN 43963 343 13 are be VBP 43963 343 14 identifiable identifiable JJ 43963 343 15 by by IN 43963 343 16 their -PRON- PRP$ 43963 343 17 included include VBN 43963 343 18 organisms organism NNS 43963 343 19 , , , 43963 343 20 in in IN 43963 343 21 other other JJ 43963 343 22 words word NNS 43963 343 23 , , , 43963 343 24 that that IN 43963 343 25 we -PRON- PRP 43963 343 26 can can MD 43963 343 27 tell tell VB 43963 343 28 the the DT 43963 343 29 geological geological JJ 43963 343 30 age age NN 43963 343 31 of of IN 43963 343 32 deposits deposit NNS 43963 343 33 by by IN 43963 343 34 examination examination NN 43963 343 35 of of IN 43963 343 36 the the DT 43963 343 37 fossils fossil NNS 43963 343 38 contained contain VBN 43963 343 39 in in IN 43963 343 40 them -PRON- PRP 43963 343 41 , , , 43963 343 42 though though IN 43963 343 43 the the DT 43963 343 44 determination determination NN 43963 343 45 of of IN 43963 343 46 age age NN 43963 343 47 must must MD 43963 343 48 be be VB 43963 343 49 given give VBN 43963 343 50 in in IN 43963 343 51 more more JJR 43963 343 52 general general JJ 43963 343 53 terms term NNS 43963 343 54 in in IN 43963 343 55 some some DT 43963 343 56 cases case NNS 43963 343 57 than than IN 43963 343 58 in in IN 43963 343 59 others other NNS 43963 343 60 . . . 43963 344 1 Considerable considerable JJ 43963 344 2 misconception misconception NN 43963 344 3 has have VBZ 43963 344 4 arisen arise VBN 43963 344 5 concerning concern VBG 43963 344 6 the the DT 43963 344 7 value value NN 43963 344 8 of of IN 43963 344 9 fossils fossil NNS 43963 344 10 as as IN 43963 344 11 indices index NNS 43963 344 12 of of IN 43963 344 13 age age NN 43963 344 14 , , , 43963 344 15 and and CC 43963 344 16 it -PRON- PRP 43963 344 17 is be VBZ 43963 344 18 necessary necessary JJ 43963 344 19 therefore therefore RB 43963 344 20 to to TO 43963 344 21 discuss discuss VB 43963 344 22 the the DT 43963 344 23 significance significance NN 43963 344 24 of of IN 43963 344 25 the the DT 43963 344 26 law law NN 43963 344 27 of of IN 43963 344 28 identification identification NN 43963 344 29 of of IN 43963 344 30 strata strata NN 43963 344 31 by by IN 43963 344 32 their -PRON- PRP$ 43963 344 33 included include VBN 43963 344 34 organisms organism NNS 43963 344 35 at at IN 43963 344 36 some some DT 43963 344 37 length length NN 43963 344 38 . . . 43963 345 1 The the DT 43963 345 2 comparison comparison NN 43963 345 3 between between IN 43963 345 4 fossils fossil NNS 43963 345 5 and and CC 43963 345 6 medals medal NNS 43963 345 7 has have VBZ 43963 345 8 frequently frequently RB 43963 345 9 been be VBN 43963 345 10 made make VBN 43963 345 11 and and CC 43963 345 12 fossils fossil NNS 43963 345 13 have have VBP 43963 345 14 well well RB 43963 345 15 been be VBN 43963 345 16 styled style VBN 43963 345 17 the the DT 43963 345 18 " " `` 43963 345 19 Medals Medals NNPS 43963 345 20 of of IN 43963 345 21 Creation Creation NNP 43963 345 22 " " '' 43963 345 23 ; ; : 43963 345 24 and and CC 43963 345 25 the the DT 43963 345 26 significance significance NN 43963 345 27 of of IN 43963 345 28 fossils fossil NNS 43963 345 29 as as IN 43963 345 30 guides guide NNS 43963 345 31 to to IN 43963 345 32 the the DT 43963 345 33 age age NN 43963 345 34 of of IN 43963 345 35 deposits deposit NNS 43963 345 36 may may MD 43963 345 37 perhaps perhaps RB 43963 345 38 be be VB 43963 345 39 made make VBN 43963 345 40 clearer clear JJR 43963 345 41 if if IN 43963 345 42 we -PRON- PRP 43963 345 43 pursue pursue VBP 43963 345 44 this this DT 43963 345 45 comparison comparison NN 43963 345 46 some some DT 43963 345 47 way way NN 43963 345 48 . . . 43963 346 1 In in IN 43963 346 2 the the DT 43963 346 3 first first JJ 43963 346 4 place place NN 43963 346 5 there there EX 43963 346 6 is be VBZ 43963 346 7 clear clear JJ 43963 346 8 indication indication NN 43963 346 9 of of IN 43963 346 10 a a DT 43963 346 11 gradual gradual JJ 43963 346 12 increase increase NN 43963 346 13 in in IN 43963 346 14 the the DT 43963 346 15 complexity complexity NN 43963 346 16 of of IN 43963 346 17 organisation organisation NN 43963 346 18 of of IN 43963 346 19 the the DT 43963 346 20 fossils fossil NNS 43963 346 21 as as IN 43963 346 22 one one CD 43963 346 23 passes pass VBZ 43963 346 24 from from IN 43963 346 25 the the DT 43963 346 26 earlier early JJR 43963 346 27 to to IN 43963 346 28 the the DT 43963 346 29 later later JJ 43963 346 30 rocks rock NNS 43963 346 31 , , , 43963 346 32 and and CC 43963 346 33 accordingly accordingly RB 43963 346 34 the the DT 43963 346 35 general general JJ 43963 346 36 facies facie NNS 43963 346 37 of of IN 43963 346 38 a a DT 43963 346 39 fauna fauna NN 43963 346 40 is be VBZ 43963 346 41 likely likely JJ 43963 346 42 to to TO 43963 346 43 furnish furnish VB 43963 346 44 a a DT 43963 346 45 clue clue NN 43963 346 46 to to IN 43963 346 47 the the DT 43963 346 48 age age NN 43963 346 49 of of IN 43963 346 50 the the DT 43963 346 51 rocks rock NNS 43963 346 52 in in IN 43963 346 53 which which WDT 43963 346 54 it -PRON- PRP 43963 346 55 is be VBZ 43963 346 56 found find VBN 43963 346 57 , , , 43963 346 58 even even RB 43963 346 59 though though IN 43963 346 60 every every DT 43963 346 61 species specie NNS 43963 346 62 or or CC 43963 346 63 even even RB 43963 346 64 genus genus JJ 43963 346 65 represented represent VBN 43963 346 66 in in IN 43963 346 67 the the DT 43963 346 68 fauna fauna NNS 43963 346 69 was be VBD 43963 346 70 previously previously RB 43963 346 71 unknown unknown JJ 43963 346 72 to to IN 43963 346 73 science science NN 43963 346 74 . . . 43963 347 1 So so RB 43963 347 2 an an DT 43963 347 3 antiquary antiquary JJ 43963 347 4 versed verse VBN 43963 347 5 in in IN 43963 347 6 the the DT 43963 347 7 evolution evolution NN 43963 347 8 of of IN 43963 347 9 art art NN 43963 347 10 or or CC 43963 347 11 metallurgy metallurgy NN 43963 347 12 , , , 43963 347 13 might may MD 43963 347 14 detect detect VB 43963 347 15 the the DT 43963 347 16 general general JJ 43963 347 17 age age NN 43963 347 18 of of IN 43963 347 19 a a DT 43963 347 20 medal medal NN 43963 347 21 with with IN 43963 347 22 whose whose WP$ 43963 347 23 image image NN 43963 347 24 and and CC 43963 347 25 superscription superscription NN 43963 347 26 he -PRON- PRP 43963 347 27 was be VBD 43963 347 28 not not RB 43963 347 29 acquainted acquaint VBN 43963 347 30 . . . 43963 348 1 He -PRON- PRP 43963 348 2 would would MD 43963 348 3 know know VB 43963 348 4 that that IN 43963 348 5 a a DT 43963 348 6 medal medal NN 43963 348 7 struck strike VBN 43963 348 8 in in IN 43963 348 9 iron iron NN 43963 348 10 was be VBD 43963 348 11 formed form VBN 43963 348 12 subsequently subsequently RB 43963 348 13 to to IN 43963 348 14 the the DT 43963 348 15 bronze bronze NN 43963 348 16 age age NN 43963 348 17 , , , 43963 348 18 or or CC 43963 348 19 that that IN 43963 348 20 one one CD 43963 348 21 formed form VBN 43963 348 22 of of IN 43963 348 23 palladium palladium NN 43963 348 24 appertained appertain VBN 43963 348 25 to to IN 43963 348 26 the the DT 43963 348 27 present present JJ 43963 348 28 century century NN 43963 348 29 . . . 43963 349 1 But but CC 43963 349 2 quite quite RB 43963 349 3 apart apart RB 43963 349 4 from from IN 43963 349 5 any any DT 43963 349 6 theoretical theoretical JJ 43963 349 7 knowledge knowledge NN 43963 349 8 , , , 43963 349 9 an an DT 43963 349 10 antiquary antiquary NN 43963 349 11 would would MD 43963 349 12 find find VB 43963 349 13 as as IN 43963 349 14 the the DT 43963 349 15 result result NN 43963 349 16 of of IN 43963 349 17 accumulated accumulate VBN 43963 349 18 experience experience NN 43963 349 19 that that IN 43963 349 20 certain certain JJ 43963 349 21 medals medal NNS 43963 349 22 are be VBP 43963 349 23 characteristic characteristic JJ 43963 349 24 of of IN 43963 349 25 certain certain JJ 43963 349 26 periods period NNS 43963 349 27 ; ; : 43963 349 28 he -PRON- PRP 43963 349 29 would would MD 43963 349 30 learn learn VB 43963 349 31 that that IN 43963 349 32 the the DT 43963 349 33 denarius denarius NN 43963 349 34 is be VBZ 43963 349 35 characteristic characteristic JJ 43963 349 36 of of IN 43963 349 37 a a DT 43963 349 38 different different JJ 43963 349 39 period period NN 43963 349 40 from from IN 43963 349 41 that that DT 43963 349 42 indicated indicate VBN 43963 349 43 by by IN 43963 349 44 the the DT 43963 349 45 coin coin NN 43963 349 46 of of IN 43963 349 47 the the DT 43963 349 48 Victorian victorian JJ 43963 349 49 era era NN 43963 349 50 , , , 43963 349 51 even even RB 43963 349 52 though though IN 43963 349 53 he -PRON- PRP 43963 349 54 had have VBD 43963 349 55 no no DT 43963 349 56 knowledge knowledge NN 43963 349 57 of of IN 43963 349 58 the the DT 43963 349 59 technicalities technicality NNS 43963 349 60 of of IN 43963 349 61 numismatics numismatic NNS 43963 349 62 . . . 43963 350 1 The the DT 43963 350 2 same same JJ 43963 350 3 is be VBZ 43963 350 4 the the DT 43963 350 5 case case NN 43963 350 6 with with IN 43963 350 7 the the DT 43963 350 8 geologist geologist NN 43963 350 9 . . . 43963 351 1 He -PRON- PRP 43963 351 2 may may MD 43963 351 3 not not RB 43963 351 4 be be VB 43963 351 5 influenced influence VBN 43963 351 6 by by IN 43963 351 7 any any DT 43963 351 8 knowledge knowledge NN 43963 351 9 of of IN 43963 351 10 the the DT 43963 351 11 evolution evolution NN 43963 351 12 of of IN 43963 351 13 faunas fauna NNS 43963 351 14 and and CC 43963 351 15 floras flora NNS 43963 351 16 , , , 43963 351 17 but but CC 43963 351 18 actual actual JJ 43963 351 19 work work NN 43963 351 20 amongst amongst IN 43963 351 21 the the DT 43963 351 22 rocks rock NNS 43963 351 23 will will MD 43963 351 24 show show VB 43963 351 25 him -PRON- PRP 43963 351 26 that that IN 43963 351 27 the the DT 43963 351 28 trilobite trilobite NN 43963 351 29 is be VBZ 43963 351 30 not not RB 43963 351 31 found find VBN 43963 351 32 with with IN 43963 351 33 the the DT 43963 351 34 belemnite belemnite NN 43963 351 35 or or CC 43963 351 36 the the DT 43963 351 37 ichthyosaur ichthyosaur NN 43963 351 38 with with IN 43963 351 39 the the DT 43963 351 40 elephant elephant NN 43963 351 41 , , , 43963 351 42 save save VB 43963 351 43 under under IN 43963 351 44 exceptional exceptional JJ 43963 351 45 circumstances circumstance NNS 43963 351 46 , , , 43963 351 47 which which WDT 43963 351 48 only only RB 43963 351 49 prove prove VBP 43963 351 50 the the DT 43963 351 51 rule rule NN 43963 351 52 , , , 43963 351 53 as as IN 43963 351 54 for for IN 43963 351 55 instance instance NN 43963 351 56 when when WRB 43963 351 57 worn wear VBN 43963 351 58 bones bone NNS 43963 351 59 of of IN 43963 351 60 ichthyosaurs ichthyosaur NNS 43963 351 61 are be VBP 43963 351 62 washed wash VBN 43963 351 63 from from IN 43963 351 64 their -PRON- PRP$ 43963 351 65 proper proper JJ 43963 351 66 strata strata NN 43963 351 67 into into IN 43963 351 68 gravels gravel NNS 43963 351 69 with with IN 43963 351 70 elephant elephant NN 43963 351 71 - - HYPH 43963 351 72 bones bone NNS 43963 351 73 . . . 43963 352 1 It -PRON- PRP 43963 352 2 must must MD 43963 352 3 be be VB 43963 352 4 distinctly distinctly RB 43963 352 5 understood understand VBN 43963 352 6 that that IN 43963 352 7 the the DT 43963 352 8 determination determination NN 43963 352 9 of of IN 43963 352 10 fossils fossil NNS 43963 352 11 as as IN 43963 352 12 characteristic characteristic JJ 43963 352 13 of of IN 43963 352 14 different different JJ 43963 352 15 periods period NNS 43963 352 16 is be VBZ 43963 352 17 solely solely RB 43963 352 18 made make VBN 43963 352 19 as as IN 43963 352 20 the the DT 43963 352 21 result result NN 43963 352 22 of of IN 43963 352 23 experience experience NN 43963 352 24 . . . 43963 353 1 No no UH 43963 353 2 _ _ NNP 43963 353 3 à à PRP 43963 353 4 priori priori VBP 43963 353 5 _ _ NNP 43963 353 6 reasoning reasoning NN 43963 353 7 may may MD 43963 353 8 give give VB 43963 353 9 one one CD 43963 353 10 indication indication NN 43963 353 11 of of IN 43963 353 12 the the DT 43963 353 13 actual actual JJ 43963 353 14 range range NN 43963 353 15 in in IN 43963 353 16 time time NN 43963 353 17 of of IN 43963 353 18 a a DT 43963 353 19 species specie NNS 43963 353 20 or or CC 43963 353 21 genus genus NN 43963 353 22 ; ; : 43963 353 23 no no DT 43963 353 24 one one NN 43963 353 25 can can MD 43963 353 26 say say VB 43963 353 27 why why WRB 43963 353 28 _ _ NNP 43963 353 29 Discina Discina NNP 43963 353 30 _ _ NNP 43963 353 31 has have VBZ 43963 353 32 a a DT 43963 353 33 long long JJ 43963 353 34 range range NN 43963 353 35 in in IN 43963 353 36 time time NN 43963 353 37 , , , 43963 353 38 whilst whilst IN 43963 353 39 that that DT 43963 353 40 of of IN 43963 353 41 the the DT 43963 353 42 closely closely RB 43963 353 43 related relate VBN 43963 353 44 _ _ NNP 43963 353 45 Trematis Trematis NNP 43963 353 46 _ _ NNP 43963 353 47 is be VBZ 43963 353 48 very very RB 43963 353 49 limited limited JJ 43963 353 50 . . . 43963 354 1 This this DT 43963 354 2 being be VBG 43963 354 3 the the DT 43963 354 4 case case NN 43963 354 5 , , , 43963 354 6 the the DT 43963 354 7 greater great JJR 43963 354 8 the the DT 43963 354 9 mass mass NN 43963 354 10 of of IN 43963 354 11 evidence evidence NN 43963 354 12 which which WDT 43963 354 13 is be VBZ 43963 354 14 accumulated accumulate VBN 43963 354 15 as as IN 43963 354 16 to to IN 43963 354 17 the the DT 43963 354 18 range range NN 43963 354 19 of of IN 43963 354 20 a a DT 43963 354 21 fossil fossil NN 43963 354 22 , , , 43963 354 23 the the DT 43963 354 24 greater great JJR 43963 354 25 will will MD 43963 354 26 be be VB 43963 354 27 the the DT 43963 354 28 value value NN 43963 354 29 of of IN 43963 354 30 that that DT 43963 354 31 fossil fossil NN 43963 354 32 as as IN 43963 354 33 a a DT 43963 354 34 clue clue NN 43963 354 35 to to IN 43963 354 36 the the DT 43963 354 37 age age NN 43963 354 38 of of IN 43963 354 39 the the DT 43963 354 40 deposit deposit NN 43963 354 41 in in IN 43963 354 42 which which WDT 43963 354 43 it -PRON- PRP 43963 354 44 is be VBZ 43963 354 45 found find VBN 43963 354 46 . . . 43963 355 1 This this DT 43963 355 2 is be VBZ 43963 355 3 so so RB 43963 355 4 important important JJ 43963 355 5 , , , 43963 355 6 that that IN 43963 355 7 it -PRON- PRP 43963 355 8 requires require VBZ 43963 355 9 more more JJR 43963 355 10 than than IN 43963 355 11 mere mere JJ 43963 355 12 notice notice NN 43963 355 13 . . . 43963 356 1 If if IN 43963 356 2 a a DT 43963 356 3 fossil fossil NN 43963 356 4 is be VBZ 43963 356 5 found find VBN 43963 356 6 in in IN 43963 356 7 abundance abundance NN 43963 356 8 in in IN 43963 356 9 a a DT 43963 356 10 group group NN 43963 356 11 of of IN 43963 356 12 strata strata NNP 43963 356 13 _ _ NNP 43963 356 14 B B NNP 43963 356 15 _ _ NNP 43963 356 16 in in IN 43963 356 17 any any DT 43963 356 18 one one CD 43963 356 19 area area NN 43963 356 20 , , , 43963 356 21 and and CC 43963 356 22 is be VBZ 43963 356 23 not not RB 43963 356 24 found find VBN 43963 356 25 in in IN 43963 356 26 an an DT 43963 356 27 underlying underlying JJ 43963 356 28 group group NN 43963 356 29 _ _ NNP 43963 356 30 A A NNP 43963 356 31 _ _ NNP 43963 356 32 or or CC 43963 356 33 overlying overlying NN 43963 356 34 group group NN 43963 356 35 _ _ NNP 43963 356 36 C C NNP 43963 356 37 _ _ NNP 43963 356 38 in in IN 43963 356 39 that that DT 43963 356 40 area area NN 43963 356 41 after after IN 43963 356 42 prolonged prolong VBN 43963 356 43 search search NN 43963 356 44 , , , 43963 356 45 we -PRON- PRP 43963 356 46 may may MD 43963 356 47 confidently confidently RB 43963 356 48 speak speak VB 43963 356 49 of of IN 43963 356 50 the the DT 43963 356 51 fossil fossil NN 43963 356 52 as as IN 43963 356 53 characteristic characteristic JJ 43963 356 54 of of IN 43963 356 55 the the DT 43963 356 56 strata strata NN 43963 356 57 _ _ NNP 43963 356 58 B B NNP 43963 356 59 _ _ NNP 43963 356 60 in in IN 43963 356 61 that that DT 43963 356 62 area area NN 43963 356 63 , , , 43963 356 64 though though IN 43963 356 65 without without IN 43963 356 66 further further JJ 43963 356 67 work work NN 43963 356 68 , , , 43963 356 69 the the DT 43963 356 70 value value NN 43963 356 71 of of IN 43963 356 72 the the DT 43963 356 73 fossil fossil NN 43963 356 74 as as IN 43963 356 75 a a DT 43963 356 76 clue clue NN 43963 356 77 to to IN 43963 356 78 age age NN 43963 356 79 in in IN 43963 356 80 other other JJ 43963 356 81 areas area NNS 43963 356 82 would would MD 43963 356 83 be be VB 43963 356 84 unproved unproved JJ 43963 356 85 . . . 43963 357 1 It -PRON- PRP 43963 357 2 may may MD 43963 357 3 nevertheless nevertheless RB 43963 357 4 happen happen VB 43963 357 5 , , , 43963 357 6 that that IN 43963 357 7 after after IN 43963 357 8 more more RBR 43963 357 9 prolonged prolonged JJ 43963 357 10 search search NN 43963 357 11 in in IN 43963 357 12 _ _ NNP 43963 357 13 A A NNP 43963 357 14 _ _ NNP 43963 357 15 or or CC 43963 357 16 _ _ NNP 43963 357 17 C C NNP 43963 357 18 _ _ NNP 43963 357 19 , , , 43963 357 20 in in IN 43963 357 21 the the DT 43963 357 22 original original JJ 43963 357 23 area area NN 43963 357 24 a a DT 43963 357 25 few few JJ 43963 357 26 specimens specimen NNS 43963 357 27 of of IN 43963 357 28 the the DT 43963 357 29 fossil fossil NN 43963 357 30 which which WDT 43963 357 31 has have VBZ 43963 357 32 been be VBN 43963 357 33 spoken speak VBN 43963 357 34 of of IN 43963 357 35 as as IN 43963 357 36 characteristic characteristic NN 43963 357 37 of of IN 43963 357 38 _ _ NNP 43963 357 39 B B NNP 43963 357 40 _ _ NNP 43963 357 41 may may MD 43963 357 42 be be VB 43963 357 43 found find VBN 43963 357 44 in in IN 43963 357 45 one one CD 43963 357 46 or or CC 43963 357 47 other other JJ 43963 357 48 of of IN 43963 357 49 them -PRON- PRP 43963 357 50 , , , 43963 357 51 in in IN 43963 357 52 small small JJ 43963 357 53 quantity quantity NN 43963 357 54 . . . 43963 358 1 The the DT 43963 358 2 value value NN 43963 358 3 of of IN 43963 358 4 the the DT 43963 358 5 fossil fossil NN 43963 358 6 as as IN 43963 358 7 one one CD 43963 358 8 characteristic characteristic NN 43963 358 9 of of IN 43963 358 10 _ _ NNP 43963 358 11 B B NNP 43963 358 12 _ _ NNP 43963 358 13 will will MD 43963 358 14 be be VB 43963 358 15 slightly slightly RB 43963 358 16 diminished diminish VBN 43963 358 17 , , , 43963 358 18 though though IN 43963 358 19 only only RB 43963 358 20 slightly slightly RB 43963 358 21 , , , 43963 358 22 as as IN 43963 358 23 it -PRON- PRP 43963 358 24 is be VBZ 43963 358 25 not not RB 43963 358 26 likely likely JJ 43963 358 27 to to TO 43963 358 28 turn turn VB 43963 358 29 up up RP 43963 358 30 in in IN 43963 358 31 numbers number NNS 43963 358 32 in in IN 43963 358 33 the the DT 43963 358 34 strata strata NN 43963 358 35 _ _ NNP 43963 358 36 A A NNP 43963 358 37 _ _ NNP 43963 358 38 or or CC 43963 358 39 _ _ NNP 43963 358 40 C C NNP 43963 358 41 _ _ NNP 43963 358 42 after after IN 43963 358 43 the the DT 43963 358 44 prolonged prolong VBN 43963 358 45 search search NN 43963 358 46 . . . 43963 359 1 Should Should MD 43963 359 2 the the DT 43963 359 3 fossil fossil NN 43963 359 4 be be VB 43963 359 5 found find VBN 43963 359 6 also also RB 43963 359 7 to to TO 43963 359 8 be be VB 43963 359 9 characteristic characteristic JJ 43963 359 10 of of IN 43963 359 11 the the DT 43963 359 12 strata strata NN 43963 359 13 _ _ NNP 43963 359 14 B B NNP 43963 359 15 _ _ NNP 43963 359 16 in in IN 43963 359 17 areas area NNS 43963 359 18 other other JJ 43963 359 19 than than IN 43963 359 20 the the DT 43963 359 21 original original JJ 43963 359 22 one one NN 43963 359 23 , , , 43963 359 24 it -PRON- PRP 43963 359 25 becomes become VBZ 43963 359 26 of of IN 43963 359 27 more more JJR 43963 359 28 than than IN 43963 359 29 local local JJ 43963 359 30 value value NN 43963 359 31 , , , 43963 359 32 and and CC 43963 359 33 if if IN 43963 359 34 , , , 43963 359 35 after after IN 43963 359 36 much much JJ 43963 359 37 study study NN 43963 359 38 it -PRON- PRP 43963 359 39 is be VBZ 43963 359 40 found find VBN 43963 359 41 to to TO 43963 359 42 characterise characterise VB 43963 359 43 the the DT 43963 359 44 same same JJ 43963 359 45 strata strata NN 43963 359 46 over over IN 43963 359 47 wide wide JJ 43963 359 48 areas area NNS 43963 359 49 , , , 43963 359 50 the the DT 43963 359 51 cumulative cumulative JJ 43963 359 52 evidence evidence NN 43963 359 53 now now RB 43963 359 54 obtained obtain VBN 43963 359 55 will will MD 43963 359 56 render render VB 43963 359 57 the the DT 43963 359 58 fossil fossil NN 43963 359 59 peculiarly peculiarly RB 43963 359 60 important important JJ 43963 359 61 to to IN 43963 359 62 the the DT 43963 359 63 stratigraphical stratigraphical JJ 43963 359 64 geologist geologist NN 43963 359 65 . . . 43963 360 1 The the DT 43963 360 2 detection detection NN 43963 360 3 of of IN 43963 360 4 characteristic characteristic JJ 43963 360 5 fossils fossil NNS 43963 360 6 is be VBZ 43963 360 7 not not RB 43963 360 8 quite quite RB 43963 360 9 so so RB 43963 360 10 simple simple JJ 43963 360 11 as as IN 43963 360 12 might may MD 43963 360 13 be be VB 43963 360 14 supposed suppose VBN 43963 360 15 from from IN 43963 360 16 the the DT 43963 360 17 above above JJ 43963 360 18 remarks remark NNS 43963 360 19 , , , 43963 360 20 for for IN 43963 360 21 examination examination NN 43963 360 22 of of IN 43963 360 23 the the DT 43963 360 24 position position NN 43963 360 25 of of IN 43963 360 26 one one CD 43963 360 27 fossil fossil NN 43963 360 28 will will MD 43963 360 29 not not RB 43963 360 30 prove prove VB 43963 360 31 the the DT 43963 360 32 contemporaneity contemporaneity NN 43963 360 33 of of IN 43963 360 34 beds bed NNS 43963 360 35 in in IN 43963 360 36 different different JJ 43963 360 37 places place NNS 43963 360 38 , , , 43963 360 39 to to TO 43963 360 40 prove prove VB 43963 360 41 this this DT 43963 360 42 , , , 43963 360 43 all all PDT 43963 360 44 the the DT 43963 360 45 evidence evidence NN 43963 360 46 at at IN 43963 360 47 our -PRON- PRP$ 43963 360 48 disposal disposal NN 43963 360 49 must must MD 43963 360 50 be be VB 43963 360 51 considered consider VBN 43963 360 52 , , , 43963 360 53 for for IN 43963 360 54 reasons reason NNS 43963 360 55 which which WDT 43963 360 56 will will MD 43963 360 57 be be VB 43963 360 58 presently presently RB 43963 360 59 pointed point VBN 43963 360 60 out out RP 43963 360 61 . . . 43963 361 1 As as IN 43963 361 2 the the DT 43963 361 3 result result NN 43963 361 4 of of IN 43963 361 5 accumulated accumulate VBN 43963 361 6 knowledge knowledge NN 43963 361 7 , , , 43963 361 8 we -PRON- PRP 43963 361 9 can can MD 43963 361 10 now now RB 43963 361 11 compile compile VB 43963 361 12 lists list NNS 43963 361 13 of of IN 43963 361 14 characteristic characteristic JJ 43963 361 15 fossils fossil NNS 43963 361 16 of of IN 43963 361 17 the the DT 43963 361 18 major major JJ 43963 361 19 subdivisions subdivision NNS 43963 361 20 of of IN 43963 361 21 the the DT 43963 361 22 strata strata NN 43963 361 23 , , , 43963 361 24 which which WDT 43963 361 25 are be VBP 43963 361 26 of of IN 43963 361 27 world world NN 43963 361 28 - - HYPH 43963 361 29 wide wide JJ 43963 361 30 utility utility NN 43963 361 31 and and CC 43963 361 32 as as IN 43963 361 33 our -PRON- PRP$ 43963 361 34 knowledge knowledge NN 43963 361 35 increases increase NNS 43963 361 36 , , , 43963 361 37 we -PRON- PRP 43963 361 38 are be VBP 43963 361 39 enabled enable VBN 43963 361 40 to to TO 43963 361 41 subdivide subdivide VB 43963 361 42 the the DT 43963 361 43 strata strata NN 43963 361 44 into into IN 43963 361 45 minor minor JJ 43963 361 46 divisions division NNS 43963 361 47 of of IN 43963 361 48 more more JJR 43963 361 49 than than IN 43963 361 50 local local JJ 43963 361 51 value value NN 43963 361 52 . . . 43963 362 1 _ _ NNP 43963 362 2 What what WP 43963 362 3 is be VBZ 43963 362 4 a a DT 43963 362 5 fossil fossil NN 43963 362 6 ? ? . 43963 362 7 _ _ NNP 43963 362 8 Before before IN 43963 362 9 discussing discuss VBG 43963 362 10 the the DT 43963 362 11 value value NN 43963 362 12 of of IN 43963 362 13 fossils fossil NNS 43963 362 14 as as IN 43963 362 15 aids aid NNS 43963 362 16 to to IN 43963 362 17 the the DT 43963 362 18 stratigraphical stratigraphical JJ 43963 362 19 geologist geologist NN 43963 362 20 , , , 43963 362 21 it -PRON- PRP 43963 362 22 may may MD 43963 362 23 be be VB 43963 362 24 well well JJ 43963 362 25 to to TO 43963 362 26 make make VB 43963 362 27 a a DT 43963 362 28 few few JJ 43963 362 29 observations observation NNS 43963 362 30 as as IN 43963 362 31 to to IN 43963 362 32 what what WP 43963 362 33 constitutes constitute VBZ 43963 362 34 a a DT 43963 362 35 fossil fossil NN 43963 362 36 . . . 43963 363 1 It -PRON- PRP 43963 363 2 is be VBZ 43963 363 3 difficult difficult JJ 43963 363 4 to to TO 43963 363 5 give give VB 43963 363 6 any any DT 43963 363 7 concise concise JJ 43963 363 8 definition definition NN 43963 363 9 , , , 43963 363 10 and and CC 43963 363 11 as as IN 43963 363 12 is be VBZ 43963 363 13 often often RB 43963 363 14 the the DT 43963 363 15 case case NN 43963 363 16 in in IN 43963 363 17 geology geology NN 43963 363 18 , , , 43963 363 19 an an DT 43963 363 20 explanatory explanatory JJ 43963 363 21 paragraph paragraph NN 43963 363 22 is be VBZ 43963 363 23 of of IN 43963 363 24 more more JJR 43963 363 25 value value NN 43963 363 26 than than IN 43963 363 27 a a DT 43963 363 28 mere mere JJ 43963 363 29 definition definition NN 43963 363 30 . . . 43963 364 1 The the DT 43963 364 2 term term NN 43963 364 3 fossil fossil NN 43963 364 4 was be VBD 43963 364 5 originally originally RB 43963 364 6 applied apply VBN 43963 364 7 to to IN 43963 364 8 anything anything NN 43963 364 9 dug dig VBD 43963 364 10 up up RP 43963 364 11 from from IN 43963 364 12 the the DT 43963 364 13 rocks rock NNS 43963 364 14 of of IN 43963 364 15 the the DT 43963 364 16 earth earth NN 43963 364 17 's 's POS 43963 364 18 crust crust NN 43963 364 19 , , , 43963 364 20 and and CC 43963 364 21 was be VBD 43963 364 22 used use VBN 43963 364 23 with with IN 43963 364 24 reference reference NN 43963 364 25 to to IN 43963 364 26 inorganic inorganic JJ 43963 364 27 objects object NNS 43963 364 28 as as RB 43963 364 29 well well RB 43963 364 30 as as IN 43963 364 31 organic organic JJ 43963 364 32 remains remain VBZ 43963 364 33 , , , 43963 364 34 for for IN 43963 364 35 instance instance NN 43963 364 36 minerals mineral NNS 43963 364 37 were be VBD 43963 364 38 spoken speak VBN 43963 364 39 of of IN 43963 364 40 as as IN 43963 364 41 fossils fossil NNS 43963 364 42 . . . 43963 365 1 It -PRON- PRP 43963 365 2 is be VBZ 43963 365 3 now now RB 43963 365 4 applied apply VBN 43963 365 5 essentially essentially RB 43963 365 6 though though IN 43963 365 7 not not RB 43963 365 8 exclusively exclusively RB 43963 365 9 to to IN 43963 365 10 relics relic NNS 43963 365 11 of of IN 43963 365 12 former former JJ 43963 365 13 organisms organism NNS 43963 365 14 , , , 43963 365 15 though though IN 43963 365 16 one one CD 43963 365 17 still still RB 43963 365 18 reads read VBZ 43963 365 19 of of IN 43963 365 20 fossil fossil JJ 43963 365 21 rain rain NN 43963 365 22 - - HYPH 43963 365 23 drops drop NNS 43963 365 24 , , , 43963 365 25 fossil fossil NN 43963 365 26 sun sun NN 43963 365 27 - - HYPH 43963 365 28 cracks cracks NNP 43963 365 29 , , , 43963 365 30 and and CC 43963 365 31 so so RB 43963 365 32 on on RB 43963 365 33 . . . 43963 366 1 Furthermore furthermore RB 43963 366 2 , , , 43963 366 3 the the DT 43963 366 4 relics relic NNS 43963 366 5 need need VBP 43963 366 6 not not RB 43963 366 7 necessarily necessarily RB 43963 366 8 be be VB 43963 366 9 parts part NNS 43963 366 10 of of IN 43963 366 11 the the DT 43963 366 12 organism organism NN 43963 366 13 , , , 43963 366 14 the the DT 43963 366 15 track track NN 43963 366 16 of of IN 43963 366 17 a a DT 43963 366 18 worm worm NN 43963 366 19 or or CC 43963 366 20 a a DT 43963 366 21 bird bird NN 43963 366 22 's 's POS 43963 366 23 nest nest NN 43963 366 24 if if IN 43963 366 25 embedded embed VBN 43963 366 26 in in IN 43963 366 27 the the DT 43963 366 28 strata strata NN 43963 366 29 would would MD 43963 366 30 be be VB 43963 366 31 termed term VBN 43963 366 32 a a DT 43963 366 33 fossil fossil NN 43963 366 34 . . . 43963 367 1 It -PRON- PRP 43963 367 2 is be VBZ 43963 367 3 generally generally RB 43963 367 4 agreed agree VBN 43963 367 5 that that IN 43963 367 6 no no DT 43963 367 7 sharp sharp JJ 43963 367 8 line line NN 43963 367 9 can can MD 43963 367 10 be be VB 43963 367 11 drawn draw VBN 43963 367 12 between between IN 43963 367 13 recent recent JJ 43963 367 14 and and CC 43963 367 15 fossil fossil JJ 43963 367 16 organic organic JJ 43963 367 17 remains remain NNS 43963 367 18 which which WDT 43963 367 19 is be VBZ 43963 367 20 based base VBN 43963 367 21 upon upon IN 43963 367 22 the the DT 43963 367 23 degree degree NN 43963 367 24 of of IN 43963 367 25 mineralisation mineralisation NN 43963 367 26 ( ( -LRB- 43963 367 27 or or CC 43963 367 28 as as IN 43963 367 29 it -PRON- PRP 43963 367 30 was be VBD 43963 367 31 sometimes sometimes RB 43963 367 32 termed term VBN 43963 367 33 petrifaction petrifaction NN 43963 367 34 ) ) -RRB- 43963 367 35 of of IN 43963 367 36 the the DT 43963 367 37 relics relic NNS 43963 367 38 , , , 43963 367 39 for for IN 43963 367 40 many many JJ 43963 367 41 true true JJ 43963 367 42 fossils fossil NNS 43963 367 43 have have VBP 43963 367 44 not not RB 43963 367 45 undergone undergo VBN 43963 367 46 mineralisation mineralisation NN 43963 367 47 , , , 43963 367 48 subsequent subsequent JJ 43963 367 49 to to IN 43963 367 50 their -PRON- PRP$ 43963 367 51 entombment entombment NN 43963 367 52 . . . 43963 368 1 It -PRON- PRP 43963 368 2 has have VBZ 43963 368 3 been be VBN 43963 368 4 suggested suggest VBN 43963 368 5 that that IN 43963 368 6 the the DT 43963 368 7 name name NN 43963 368 8 fossil fossil NN 43963 368 9 should should MD 43963 368 10 be be VB 43963 368 11 applied apply VBN 43963 368 12 to to IN 43963 368 13 organic organic JJ 43963 368 14 remains remain NNS 43963 368 15 which which WDT 43963 368 16 have have VBP 43963 368 17 been be VBN 43963 368 18 entombed entomb VBN 43963 368 19 by by IN 43963 368 20 some some DT 43963 368 21 process process NN 43963 368 22 other other JJ 43963 368 23 than than IN 43963 368 24 human human JJ 43963 368 25 agency agency NN 43963 368 26 , , , 43963 368 27 but but CC 43963 368 28 this this DT 43963 368 29 restriction restriction NN 43963 368 30 is be VBZ 43963 368 31 undesirable undesirable JJ 43963 368 32 . . . 43963 369 1 The the DT 43963 369 2 stone stone NN 43963 369 3 - - HYPH 43963 369 4 implement implement NN 43963 369 5 of of IN 43963 369 6 the the DT 43963 369 7 river river NN 43963 369 8 gravels gravel NNS 43963 369 9 is be VBZ 43963 369 10 as as RB 43963 369 11 genuine genuine JJ 43963 369 12 a a DT 43963 369 13 fossil fossil NN 43963 369 14 as as IN 43963 369 15 the the DT 43963 369 16 ammonite ammonite NNP 43963 369 17 extracted extract VBN 43963 369 18 from from IN 43963 369 19 the the DT 43963 369 20 chalk chalk NN 43963 369 21 , , , 43963 369 22 and and CC 43963 369 23 the the DT 43963 369 24 human human JJ 43963 369 25 relics relic NNS 43963 369 26 of of IN 43963 369 27 very very RB 43963 369 28 recent recent JJ 43963 369 29 date date NN 43963 369 30 may may MD 43963 369 31 give give VB 43963 369 32 information information NN 43963 369 33 of of IN 43963 369 34 a a DT 43963 369 35 character character NN 43963 369 36 quite quite RB 43963 369 37 similar similar JJ 43963 369 38 to to IN 43963 369 39 that that DT 43963 369 40 supplied supply VBN 43963 369 41 by by IN 43963 369 42 other other JJ 43963 369 43 remains remain NNS 43963 369 44 , , , 43963 369 45 for for IN 43963 369 46 instance instance NN 43963 369 47 , , , 43963 369 48 the the DT 43963 369 49 occurrence occurrence NN 43963 369 50 of of IN 43963 369 51 moa moa NN 43963 369 52 - - HYPH 43963 369 53 bones bone NNS 43963 369 54 in in IN 43963 369 55 New New NNP 43963 369 56 Zealand Zealand NNP 43963 369 57 in in IN 43963 369 58 accumulations accumulation NNS 43963 369 59 below below IN 43963 369 60 those those DT 43963 369 61 containing contain VBG 43963 369 62 biscuit biscuit NN 43963 369 63 - - HYPH 43963 369 64 tins tin NNS 43963 369 65 and and CC 43963 369 66 jam jam NN 43963 369 67 - - HYPH 43963 369 68 pots pot NNS 43963 369 69 has have VBZ 43963 369 70 been be VBN 43963 369 71 used use VBN 43963 369 72 as as IN 43963 369 73 a a DT 43963 369 74 geological geological JJ 43963 369 75 argument argument NN 43963 369 76 pointing point VBG 43963 369 77 to to IN 43963 369 78 the the DT 43963 369 79 extinction extinction NN 43963 369 80 of of IN 43963 369 81 the the DT 43963 369 82 moa moa NN 43963 369 83 before before IN 43963 369 84 the the DT 43963 369 85 arrival arrival NN 43963 369 86 of of IN 43963 369 87 Europeans Europeans NNPS 43963 369 88 in in IN 43963 369 89 New New NNP 43963 369 90 Zealand Zealand NNP 43963 369 91 . . . 43963 370 1 The the DT 43963 370 2 biscuit biscuit NN 43963 370 3 - - HYPH 43963 370 4 tin tin NN 43963 370 5 here here RB 43963 370 6 serves serve VBZ 43963 370 7 all all PDT 43963 370 8 the the DT 43963 370 9 purposes purpose NNS 43963 370 10 of of IN 43963 370 11 a a DT 43963 370 12 fossil fossil NN 43963 370 13 , , , 43963 370 14 and and CC 43963 370 15 there there EX 43963 370 16 is be VBZ 43963 370 17 no no DT 43963 370 18 valid valid JJ 43963 370 19 reason reason NN 43963 370 20 why why WRB 43963 370 21 it -PRON- PRP 43963 370 22 should should MD 43963 370 23 not not RB 43963 370 24 be be VB 43963 370 25 spoken speak VBN 43963 370 26 of of IN 43963 370 27 as as RB 43963 370 28 such such JJ 43963 370 29 . . . 43963 371 1 This this DT 43963 371 2 statement statement NN 43963 371 3 brings bring VBZ 43963 371 4 one one PRP 43963 371 5 to to TO 43963 371 6 consider consider VB 43963 371 7 another another DT 43963 371 8 method method NN 43963 371 9 which which WDT 43963 371 10 has have VBZ 43963 371 11 been be VBN 43963 371 12 adopted adopt VBN 43963 371 13 in in IN 43963 371 14 order order NN 43963 371 15 to to TO 43963 371 16 separate separate VB 43963 371 17 fossil fossil JJ 43963 371 18 organisms organism NNS 43963 371 19 from from IN 43963 371 20 recent recent JJ 43963 371 21 ones one NNS 43963 371 22 , , , 43963 371 23 namely namely RB 43963 371 24 the the DT 43963 371 25 time time NN 43963 371 26 - - HYPH 43963 371 27 test test NN 43963 371 28 . . . 43963 372 1 This this DT 43963 372 2 again again RB 43963 372 3 is be VBZ 43963 372 4 inapplicable inapplicable JJ 43963 372 5 , , , 43963 372 6 for for IN 43963 372 7 no no DT 43963 372 8 line line NN 43963 372 9 can can MD 43963 372 10 be be VB 43963 372 11 drawn draw VBN 43963 372 12 between between IN 43963 372 13 the the DT 43963 372 14 shell shell NN 43963 372 15 which which WDT 43963 372 16 was be VBD 43963 372 17 buried bury VBN 43963 372 18 in in IN 43963 372 19 yesterday yesterday NN 43963 372 20 's 's POS 43963 372 21 tidal tidal JJ 43963 372 22 deposit deposit NN 43963 372 23 and and CC 43963 372 24 that that IN 43963 372 25 which which WDT 43963 372 26 has have VBZ 43963 372 27 lain lain NN 43963 372 28 in in IN 43963 372 29 the the DT 43963 372 30 strata strata NN 43963 372 31 through through IN 43963 372 32 geological geological JJ 43963 372 33 ages age NNS 43963 372 34 , , , 43963 372 35 and and CC 43963 372 36 each each DT 43963 372 37 may may MD 43963 372 38 be be VB 43963 372 39 equally equally RB 43963 372 40 useful useful JJ 43963 372 41 to to IN 43963 372 42 the the DT 43963 372 43 geologist geologist NN 43963 372 44 . . . 43963 373 1 Whilst whilst RB 43963 373 2 , , , 43963 373 3 then then RB 43963 373 4 , , , 43963 373 5 we -PRON- PRP 43963 373 6 can can MD 43963 373 7 give give VB 43963 373 8 no no DT 43963 373 9 definition definition NN 43963 373 10 of of IN 43963 373 11 fossil fossil NN 43963 373 12 which which WDT 43963 373 13 is be VBZ 43963 373 14 likely likely JJ 43963 373 15 to to TO 43963 373 16 meet meet VB 43963 373 17 with with IN 43963 373 18 general general JJ 43963 373 19 acceptance acceptance NN 43963 373 20 , , , 43963 373 21 the the DT 43963 373 22 term term NN 43963 373 23 can can MD 43963 373 24 be be VB 43963 373 25 so so RB 43963 373 26 used use VBN 43963 373 27 , , , 43963 373 28 as as IN 43963 373 29 not not RB 43963 373 30 to to TO 43963 373 31 give give VB 43963 373 32 rise rise NN 43963 373 33 to to IN 43963 373 34 any any DT 43963 373 35 doubts doubt NNS 43963 373 36 as as IN 43963 373 37 to to IN 43963 373 38 its -PRON- PRP$ 43963 373 39 meaning meaning NN 43963 373 40 , , , 43963 373 41 and and CC 43963 373 42 it -PRON- PRP 43963 373 43 is be VBZ 43963 373 44 generally generally RB 43963 373 45 applicable applicable JJ 43963 373 46 to to IN 43963 373 47 any any DT 43963 373 48 organic organic JJ 43963 373 49 relics relic NNS 43963 373 50 which which WDT 43963 373 51 have have VBP 43963 373 52 been be VBN 43963 373 53 embedded embed VBN 43963 373 54 in in IN 43963 373 55 any any DT 43963 373 56 deposit deposit NN 43963 373 57 or or CC 43963 373 58 accumulation accumulation NN 43963 373 59 by by IN 43963 373 60 any any DT 43963 373 61 agent agent NN 43963 373 62 human human JJ 43963 373 63 or or CC 43963 373 64 otherwise otherwise RB 43963 373 65 . . . 43963 374 1 _ _ NNP 43963 374 2 Mode Mode NNP 43963 374 3 of of IN 43963 374 4 occurrence occurrence NN 43963 374 5 of of IN 43963 374 6 fossils fossil NNS 43963 374 7 . . . 43963 374 8 _ _ NNP 43963 374 9 It -PRON- PRP 43963 374 10 will will MD 43963 374 11 not not RB 43963 374 12 be be VB 43963 374 13 out out IN 43963 374 14 of of IN 43963 374 15 place place NN 43963 374 16 to to TO 43963 374 17 say say VB 43963 374 18 a a DT 43963 374 19 few few JJ 43963 374 20 words word NNS 43963 374 21 as as IN 43963 374 22 to to IN 43963 374 23 the the DT 43963 374 24 way way NN 43963 374 25 in in IN 43963 374 26 which which WDT 43963 374 27 fossils fossil NNS 43963 374 28 are be VBP 43963 374 29 found find VBN 43963 374 30 in in IN 43963 374 31 strata strata NN 43963 374 32 , , , 43963 374 33 as as IN 43963 374 34 beds bed NNS 43963 374 35 are be VBP 43963 374 36 often often RB 43963 374 37 inferred infer VBN 43963 374 38 to to TO 43963 374 39 be be VB 43963 374 40 unfossiliferous unfossiliferous JJ 43963 374 41 , , , 43963 374 42 because because IN 43963 374 43 of of IN 43963 374 44 ignorance ignorance NN 43963 374 45 of of IN 43963 374 46 methods method NNS 43963 374 47 which which WDT 43963 374 48 should should MD 43963 374 49 be be VB 43963 374 50 pursued pursue VBN 43963 374 51 in in IN 43963 374 52 searching search VBG 43963 374 53 for for IN 43963 374 54 organic organic JJ 43963 374 55 relics relic NNS 43963 374 56 . . . 43963 375 1 It -PRON- PRP 43963 375 2 is be VBZ 43963 375 3 unnecessary unnecessary JJ 43963 375 4 to to TO 43963 375 5 dilate dilate VB 43963 375 6 upon upon IN 43963 375 7 the the DT 43963 375 8 actual actual JJ 43963 375 9 modes mode NNS 43963 375 10 of of IN 43963 375 11 preservation preservation NN 43963 375 12 of of IN 43963 375 13 organisms organism NNS 43963 375 14 , , , 43963 375 15 which which WDT 43963 375 16 is be VBZ 43963 375 17 treated treat VBN 43963 375 18 of of IN 43963 375 19 fully fully RB 43963 375 20 in in IN 43963 375 21 other other JJ 43963 375 22 works work NNS 43963 375 23 . . . 43963 376 1 In in IN 43963 376 2 the the DT 43963 376 3 first first JJ 43963 376 4 place place NN 43963 376 5 , , , 43963 376 6 it -PRON- PRP 43963 376 7 is be VBZ 43963 376 8 rash rash JJ 43963 376 9 to to TO 43963 376 10 assert assert VB 43963 376 11 that that IN 43963 376 12 any any DT 43963 376 13 deposit deposit NN 43963 376 14 is be VBZ 43963 376 15 unfossiliferous unfossiliferous JJ 43963 376 16 because because IN 43963 376 17 no no DT 43963 376 18 fossils fossil NNS 43963 376 19 have have VBP 43963 376 20 been be VBN 43963 376 21 found find VBN 43963 376 22 in in IN 43963 376 23 it -PRON- PRP 43963 376 24 , , , 43963 376 25 even even RB 43963 376 26 after after IN 43963 376 27 prolonged prolong VBN 43963 376 28 search search NN 43963 376 29 . . . 43963 377 1 The the DT 43963 377 2 Llanberis Llanberis NNP 43963 377 3 slates slate NNS 43963 377 4 had have VBD 43963 377 5 been be VBN 43963 377 6 eagerly eagerly RB 43963 377 7 searched search VBN 43963 377 8 for for IN 43963 377 9 fossils fossil NNS 43963 377 10 for for IN 43963 377 11 many many JJ 43963 377 12 years year NNS 43963 377 13 without without IN 43963 377 14 result result NN 43963 377 15 , , , 43963 377 16 but but CC 43963 377 17 that that IN 43963 377 18 the the DT 43963 377 19 search search NN 43963 377 20 was be VBD 43963 377 21 not not RB 43963 377 22 exhaustive exhaustive JJ 43963 377 23 was be VBD 43963 377 24 proved prove VBN 43963 377 25 by by IN 43963 377 26 the the DT 43963 377 27 discovery discovery NN 43963 377 28 of of IN 43963 377 29 trilobites trilobite NNS 43963 377 30 in in IN 43963 377 31 them -PRON- PRP 43963 377 32 some some DT 43963 377 33 years year NNS 43963 377 34 ago ago RB 43963 377 35 . . . 43963 378 1 Seekers seeker NNS 43963 378 2 after after IN 43963 378 3 fossils fossil NNS 43963 378 4 are be VBP 43963 378 5 rather rather RB 43963 378 6 prone prone JJ 43963 378 7 to to TO 43963 378 8 confine confine VB 43963 378 9 their -PRON- PRP$ 43963 378 10 attention attention NN 43963 378 11 to to IN 43963 378 12 strata strata NN 43963 378 13 which which WDT 43963 378 14 are be VBP 43963 378 15 already already RB 43963 378 16 known know VBN 43963 378 17 to to TO 43963 378 18 be be VB 43963 378 19 fossiliferous fossiliferous JJ 43963 378 20 than than IN 43963 378 21 to to TO 43963 378 22 pay pay VB 43963 378 23 much much JJ 43963 378 24 attention attention NN 43963 378 25 to to IN 43963 378 26 those those DT 43963 378 27 which which WDT 43963 378 28 have have VBP 43963 378 29 hitherto hitherto VBN 43963 378 30 yielded yield VBN 43963 378 31 no no DT 43963 378 32 organic organic JJ 43963 378 33 remains remain VBZ 43963 378 34 . . . 43963 379 1 Some some DT 43963 379 2 kinds kind NNS 43963 379 3 of of IN 43963 379 4 deposits deposit NNS 43963 379 5 are be VBP 43963 379 6 more more RBR 43963 379 7 often often RB 43963 379 8 fossiliferous fossiliferous JJ 43963 379 9 than than IN 43963 379 10 others other NNS 43963 379 11 . . . 43963 380 1 Limestones limestone NNS 43963 380 2 which which WDT 43963 380 3 are be VBP 43963 380 4 frequently frequently RB 43963 380 5 largely largely RB 43963 380 6 of of IN 43963 380 7 organic organic JJ 43963 380 8 origin origin NN 43963 380 9 , , , 43963 380 10 are be VBP 43963 380 11 often often RB 43963 380 12 rich rich JJ 43963 380 13 in in IN 43963 380 14 remains remain NNS 43963 380 15 , , , 43963 380 16 and and CC 43963 380 17 muddy muddy JJ 43963 380 18 deposits deposit NNS 43963 380 19 more more RBR 43963 380 20 frequently frequently RB 43963 380 21 furnish furnish JJ 43963 380 22 fossils fossil NNS 43963 380 23 than than IN 43963 380 24 those those DT 43963 380 25 of of IN 43963 380 26 a a DT 43963 380 27 purely purely RB 43963 380 28 sandy sandy JJ 43963 380 29 nature nature NN 43963 380 30 . . . 43963 381 1 The the DT 43963 381 2 difference difference NN 43963 381 3 in in IN 43963 381 4 the the DT 43963 381 5 yield yield NN 43963 381 6 is be VBZ 43963 381 7 not not RB 43963 381 8 necessarily necessarily RB 43963 381 9 due due JJ 43963 381 10 to to IN 43963 381 11 the the DT 43963 381 12 original original JJ 43963 381 13 inclusion inclusion NN 43963 381 14 of of IN 43963 381 15 more more JJR 43963 381 16 remains remain NNS 43963 381 17 in in IN 43963 381 18 one one CD 43963 381 19 rock rock NN 43963 381 20 than than IN 43963 381 21 in in IN 43963 381 22 another another DT 43963 381 23 , , , 43963 381 24 but but CC 43963 381 25 is be VBZ 43963 381 26 often often RB 43963 381 27 caused cause VBN 43963 381 28 by by IN 43963 381 29 the the DT 43963 381 30 obliteration obliteration NN 43963 381 31 of of IN 43963 381 32 former former JJ 43963 381 33 relics relic NNS 43963 381 34 owing owe VBG 43963 381 35 to to IN 43963 381 36 changes change NNS 43963 381 37 which which WDT 43963 381 38 have have VBP 43963 381 39 taken take VBN 43963 381 40 place place NN 43963 381 41 in in IN 43963 381 42 the the DT 43963 381 43 rocks rock NNS 43963 381 44 subsequently subsequently RB 43963 381 45 to to IN 43963 381 46 their -PRON- PRP$ 43963 381 47 deposition deposition NN 43963 381 48 . . . 43963 382 1 No no DT 43963 382 2 sedimentary sedimentary JJ 43963 382 3 rock rock NN 43963 382 4 must must MD 43963 382 5 be be VB 43963 382 6 regarded regard VBN 43963 382 7 as as IN 43963 382 8 unfossiliferous unfossiliferous JJ 43963 382 9 , , , 43963 382 10 however however RB 43963 382 11 unfitted unfitted JJ 43963 382 12 it -PRON- PRP 43963 382 13 appears appear VBZ 43963 382 14 for for IN 43963 382 15 the the DT 43963 382 16 preservation preservation NN 43963 382 17 of of IN 43963 382 18 fossils fossil NNS 43963 382 19 . . . 43963 383 1 The the DT 43963 383 2 writer writer NN 43963 383 3 has have VBZ 43963 383 4 seen see VBN 43963 383 5 fossils fossil NNS 43963 383 6 , , , 43963 383 7 not not RB 43963 383 8 only only RB 43963 383 9 in in IN 43963 383 10 coarse coarse JJ 43963 383 11 conglomerates conglomerate NNS 43963 383 12 , , , 43963 383 13 rocks rock NNS 43963 383 14 which which WDT 43963 383 15 frequently frequently RB 43963 383 16 contain contain VBP 43963 383 17 no no DT 43963 383 18 traces trace NNS 43963 383 19 of of IN 43963 383 20 organisms organism NNS 43963 383 21 , , , 43963 383 22 but but CC 43963 383 23 in in IN 43963 383 24 deposits deposit NNS 43963 383 25 composed compose VBN 43963 383 26 largely largely RB 43963 383 27 of of IN 43963 383 28 specular specular NNP 43963 383 29 iron iron NNP 43963 383 30 ore ore NN 43963 383 31 , , , 43963 383 32 and and CC 43963 383 33 even even RB 43963 383 34 in in IN 43963 383 35 intrusive intrusive JJ 43963 383 36 igneous igneous JJ 43963 383 37 rocks rock NNS 43963 383 38 , , , 43963 383 39 though though IN 43963 383 40 in in IN 43963 383 41 the the DT 43963 383 42 latter latter JJ 43963 383 43 case case NN 43963 383 44 , , , 43963 383 45 the the DT 43963 383 46 inclusion inclusion NN 43963 383 47 of of IN 43963 383 48 fossils fossil NNS 43963 383 49 was be VBD 43963 383 50 due due JJ 43963 383 51 to to IN 43963 383 52 circumstances circumstance NNS 43963 383 53 which which WDT 43963 383 54 can can MD 43963 383 55 not not RB 43963 383 56 have have VB 43963 383 57 occurred occur VBN 43963 383 58 with with IN 43963 383 59 frequency frequency NN 43963 383 60 . . . 43963 384 1 In in IN 43963 384 2 sandy sandy JJ 43963 384 3 strata strata NN 43963 384 4 , , , 43963 384 5 the the DT 43963 384 6 substance substance NN 43963 384 7 of of IN 43963 384 8 the the DT 43963 384 9 fossils fossil NNS 43963 384 10 has have VBZ 43963 384 11 often often RB 43963 384 12 been be VBN 43963 384 13 completely completely RB 43963 384 14 removed remove VBN 43963 384 15 , , , 43963 384 16 leaving leave VBG 43963 384 17 hollow hollow JJ 43963 384 18 casts cast NNS 43963 384 19 , , , 43963 384 20 which which WDT 43963 384 21 may may MD 43963 384 22 be be VB 43963 384 23 almost almost RB 43963 384 24 or or CC 43963 384 25 quite quite RB 43963 384 26 unrecognisable unrecognisable JJ 43963 384 27 . . . 43963 385 1 In in IN 43963 385 2 these these DT 43963 385 3 circumstances circumstance NNS 43963 385 4 , , , 43963 385 5 much much JJ 43963 385 6 information information NN 43963 385 7 may may MD 43963 385 8 be be VB 43963 385 9 obtained obtain VBN 43963 385 10 by by IN 43963 385 11 taking take VBG 43963 385 12 impressions impression NNS 43963 385 13 of of IN 43963 385 14 the the DT 43963 385 15 casts cast NNS 43963 385 16 in in IN 43963 385 17 modelling model VBG 43963 385 18 wax wax NN 43963 385 19 or or CC 43963 385 20 some some DT 43963 385 21 other other JJ 43963 385 22 material material NN 43963 385 23 . . . 43963 386 1 The the DT 43963 386 2 importance importance NN 43963 386 3 of of IN 43963 386 4 this this DT 43963 386 5 process process NN 43963 386 6 may may MD 43963 386 7 be be VB 43963 386 8 judged judge VBN 43963 386 9 from from IN 43963 386 10 the the DT 43963 386 11 results result NNS 43963 386 12 it -PRON- PRP 43963 386 13 yielded yield VBD 43963 386 14 to to IN 43963 386 15 Mr Mr NNP 43963 386 16 Clement Clement NNP 43963 386 17 Reid Reid NNP 43963 386 18 in in IN 43963 386 19 the the DT 43963 386 20 case case NN 43963 386 21 of of IN 43963 386 22 the the DT 43963 386 23 fossils fossil NNS 43963 386 24 of of IN 43963 386 25 the the DT 43963 386 26 Pliocene pliocene JJ 43963 386 27 deposits deposit NNS 43963 386 28 occurring occur VBG 43963 386 29 in in IN 43963 386 30 pipe pipe NN 43963 386 31 - - HYPH 43963 386 32 like like JJ 43963 386 33 hollows hollow NNS 43963 386 34 in in IN 43963 386 35 the the DT 43963 386 36 Cretaceous cretaceous JJ 43963 386 37 rocks rock NNS 43963 386 38 of of IN 43963 386 39 Kent Kent NNP 43963 386 40 and and CC 43963 386 41 the the DT 43963 386 42 discovery discovery NN 43963 386 43 of of IN 43963 386 44 the the DT 43963 386 45 remarkable remarkable JJ 43963 386 46 reptiles reptile NNS 43963 386 47 described describe VBN 43963 386 48 by by IN 43963 386 49 Mr Mr NNP 43963 386 50 E. E. NNP 43963 386 51 T. T. NNP 43963 386 52 Newton Newton NNP 43963 386 53 from from IN 43963 386 54 the the DT 43963 386 55 Triassic Triassic NNP 43963 386 56 sandstones sandstone NNS 43963 386 57 of of IN 43963 386 58 Elgin Elgin NNP 43963 386 59 . . . 43963 387 1 In in IN 43963 387 2 argillaceous argillaceous JJ 43963 387 3 rocks rock NNS 43963 387 4 which which WDT 43963 387 5 have have VBP 43963 387 6 been be VBN 43963 387 7 affected affect VBN 43963 387 8 by by IN 43963 387 9 the the DT 43963 387 10 processes process NNS 43963 387 11 producing produce VBG 43963 387 12 cleavage cleavage NN 43963 387 13 , , , 43963 387 14 the the DT 43963 387 15 fossils fossil NNS 43963 387 16 may may MD 43963 387 17 be be VB 43963 387 18 distorted distort VBN 43963 387 19 beyond beyond IN 43963 387 20 recognition recognition NN 43963 387 21 or or CC 43963 387 22 owing owing NN 43963 387 23 to to IN 43963 387 24 the the DT 43963 387 25 difficulty difficulty NN 43963 387 26 of of IN 43963 387 27 breaking break VBG 43963 387 28 the the DT 43963 387 29 rocks rock NNS 43963 387 30 along along IN 43963 387 31 the the DT 43963 387 32 original original JJ 43963 387 33 planes plane NNS 43963 387 34 of of IN 43963 387 35 deposition deposition NN 43963 387 36 , , , 43963 387 37 may may MD 43963 387 38 remain remain VB 43963 387 39 invisible invisible JJ 43963 387 40 . . . 43963 388 1 Under under IN 43963 388 2 such such JJ 43963 388 3 circumstances circumstance NNS 43963 388 4 , , , 43963 388 5 small small JJ 43963 388 6 nodules nodule NNS 43963 388 7 of of IN 43963 388 8 sandy sandy JJ 43963 388 9 or or CC 43963 388 10 calcareous calcareous JJ 43963 388 11 nature nature NN 43963 388 12 may may MD 43963 388 13 sometimes sometimes RB 43963 388 14 be be VB 43963 388 15 found find VBN 43963 388 16 included include VBN 43963 388 17 in in IN 43963 388 18 the the DT 43963 388 19 argillaceous argillaceous JJ 43963 388 20 deposits deposit NNS 43963 388 21 and and CC 43963 388 22 may may MD 43963 388 23 perhaps perhaps RB 43963 388 24 yield yield VB 43963 388 25 fossils fossil NNS 43963 388 26 . . . 43963 389 1 Oftentimes oftentime NNS 43963 389 2 , , , 43963 389 3 also also RB 43963 389 4 , , , 43963 389 5 where where WRB 43963 389 6 the the DT 43963 389 7 argillaceous argillaceous JJ 43963 389 8 rock rock NN 43963 389 9 is be VBZ 43963 389 10 in in IN 43963 389 11 close close JJ 43963 389 12 proximity proximity NN 43963 389 13 to to IN 43963 389 14 a a DT 43963 389 15 harder hard JJR 43963 389 16 rock rock NN 43963 389 17 , , , 43963 389 18 such such JJ 43963 389 19 as as IN 43963 389 20 massive massive JJ 43963 389 21 grit grit NN 43963 389 22 , , , 43963 389 23 the the DT 43963 389 24 argillaceous argillaceous JJ 43963 389 25 rock rock NN 43963 389 26 in in IN 43963 389 27 close close JJ 43963 389 28 contiguity contiguity NN 43963 389 29 to to IN 43963 389 30 the the DT 43963 389 31 hard hard JJ 43963 389 32 rock rock NN 43963 389 33 may may MD 43963 389 34 escape escape VB 43963 389 35 the the DT 43963 389 36 impress impress NN 43963 389 37 of of IN 43963 389 38 cleavage cleavage NN 43963 389 39 - - HYPH 43963 389 40 structure structure NN 43963 389 41 , , , 43963 389 42 and and CC 43963 389 43 fossils fossil NNS 43963 389 44 may may MD 43963 389 45 be be VB 43963 389 46 readily readily RB 43963 389 47 extracted extract VBN 43963 389 48 from from IN 43963 389 49 rocks rock NNS 43963 389 50 in in IN 43963 389 51 this this DT 43963 389 52 position position NN 43963 389 53 when when WRB 43963 389 54 not not RB 43963 389 55 obtainable obtainable JJ 43963 389 56 from from IN 43963 389 57 other other JJ 43963 389 58 parts part NNS 43963 389 59 of of IN 43963 389 60 the the DT 43963 389 61 deposit deposit NN 43963 389 62 . . . 43963 390 1 It -PRON- PRP 43963 390 2 was be VBD 43963 390 3 under under IN 43963 390 4 these these DT 43963 390 5 circumstances circumstance NNS 43963 390 6 that that WDT 43963 390 7 the the DT 43963 390 8 trilobites trilobite NNS 43963 390 9 alluded allude VBD 43963 390 10 to to IN 43963 390 11 above above RB 43963 390 12 were be VBD 43963 390 13 obtained obtain VBN 43963 390 14 from from IN 43963 390 15 the the DT 43963 390 16 Llanberis Llanberis NNP 43963 390 17 slates slate NNS 43963 390 18 . . . 43963 391 1 The the DT 43963 391 2 fossils fossil NNS 43963 391 3 of of IN 43963 391 4 calcareous calcareous JJ 43963 391 5 rocks rock NNS 43963 391 6 are be VBP 43963 391 7 often often RB 43963 391 8 very very RB 43963 391 9 obvious obvious JJ 43963 391 10 , , , 43963 391 11 but but CC 43963 391 12 difficult difficult JJ 43963 391 13 to to TO 43963 391 14 extract extract VB 43963 391 15 , , , 43963 391 16 as as IN 43963 391 17 they -PRON- PRP 43963 391 18 break break VBP 43963 391 19 across across RP 43963 391 20 when when WRB 43963 391 21 the the DT 43963 391 22 rock rock NN 43963 391 23 is be VBZ 43963 391 24 fractured fracture VBN 43963 391 25 . . . 43963 392 1 They -PRON- PRP 43963 392 2 are be VBP 43963 392 3 frequently frequently RB 43963 392 4 obtainable obtainable JJ 43963 392 5 in in IN 43963 392 6 a a DT 43963 392 7 perfect perfect JJ 43963 392 8 condition condition NN 43963 392 9 when when WRB 43963 392 10 the the DT 43963 392 11 rock rock NN 43963 392 12 is be VBZ 43963 392 13 weathered weather VBN 43963 392 14 . . . 43963 393 1 Occasionally occasionally RB 43963 393 2 they -PRON- PRP 43963 393 3 may may MD 43963 393 4 be be VB 43963 393 5 extracted extract VBN 43963 393 6 from from IN 43963 393 7 certain certain JJ 43963 393 8 argillaceous argillaceous JJ 43963 393 9 limestones limestone NNS 43963 393 10 if if IN 43963 393 11 the the DT 43963 393 12 limestone limestone NN 43963 393 13 be be VB 43963 393 14 heated heat VBN 43963 393 15 to to IN 43963 393 16 redness redness NN 43963 393 17 , , , 43963 393 18 and and CC 43963 393 19 suddenly suddenly RB 43963 393 20 plunged plunge VBN 43963 393 21 into into IN 43963 393 22 cold cold JJ 43963 393 23 water water NN 43963 393 24 . . . 43963 394 1 Fossils fossil NNS 43963 394 2 are be VBP 43963 394 3 often often RB 43963 394 4 found find VBN 43963 394 5 in in IN 43963 394 6 a a DT 43963 394 7 state state NN 43963 394 8 which which WDT 43963 394 9 enables enable VBZ 43963 394 10 them -PRON- PRP 43963 394 11 to to TO 43963 394 12 be be VB 43963 394 13 readily readily RB 43963 394 14 extracted extract VBN 43963 394 15 when when WRB 43963 394 16 a a DT 43963 394 17 limestone limestone NN 43963 394 18 is be VBZ 43963 394 19 coarsely coarsely RB 43963 394 20 crystalline crystalline JJ 43963 394 21 , , , 43963 394 22 though though IN 43963 394 23 they -PRON- PRP 43963 394 24 can can MD 43963 394 25 not not RB 43963 394 26 be be VB 43963 394 27 extracted extract VBN 43963 394 28 in in IN 43963 394 29 a a DT 43963 394 30 perfect perfect JJ 43963 394 31 condition condition NN 43963 394 32 when when WRB 43963 394 33 the the DT 43963 394 34 same same JJ 43963 394 35 limestone limestone NN 43963 394 36 is be VBZ 43963 394 37 in in IN 43963 394 38 a a DT 43963 394 39 different different JJ 43963 394 40 state state NN 43963 394 41 . . . 43963 395 1 Many many JJ 43963 395 2 microzoa microzoa NNS 43963 395 3 , , , 43963 395 4 which which WDT 43963 395 5 are be VBP 43963 395 6 invisible invisible JJ 43963 395 7 in in IN 43963 395 8 rocks rock NNS 43963 395 9 , , , 43963 395 10 even even RB 43963 395 11 when when WRB 43963 395 12 viewed view VBN 43963 395 13 through through IN 43963 395 14 a a DT 43963 395 15 lens lens NN 43963 395 16 , , , 43963 395 17 may may MD 43963 395 18 be be VB 43963 395 19 found find VBN 43963 395 20 in in IN 43963 395 21 microscopic microscopic JJ 43963 395 22 sections section NNS 43963 395 23 of of IN 43963 395 24 calcareous calcareous JJ 43963 395 25 and and CC 43963 395 26 silicious silicious JJ 43963 395 27 rocks rock NNS 43963 395 28 , , , 43963 395 29 and and CC 43963 395 30 plant plant NN 43963 395 31 structures structure NNS 43963 395 32 may may MD 43963 395 33 be be VB 43963 395 34 detected detect VBN 43963 395 35 under under IN 43963 395 36 similar similar JJ 43963 395 37 circumstances circumstance NNS 43963 395 38 in in IN 43963 395 39 the the DT 43963 395 40 case case NN 43963 395 41 of of IN 43963 395 42 carbonaceous carbonaceous JJ 43963 395 43 rocks rock NNS 43963 395 44 . . . 43963 396 1 Various various JJ 43963 396 2 special special JJ 43963 396 3 methods method NNS 43963 396 4 of of IN 43963 396 5 extracting extract VBG 43963 396 6 fossils fossil NNS 43963 396 7 from from IN 43963 396 8 rocks rock NNS 43963 396 9 have have VBP 43963 396 10 been be VBN 43963 396 11 described describe VBN 43963 396 12 by by IN 43963 396 13 different different JJ 43963 396 14 writers writer NNS 43963 396 15 , , , 43963 396 16 many many JJ 43963 396 17 of of IN 43963 396 18 which which WDT 43963 396 19 are be VBP 43963 396 20 very very RB 43963 396 21 complex complex JJ 43963 396 22 , , , 43963 396 23 and and CC 43963 396 24 require require VBP 43963 396 25 much much JJ 43963 396 26 time time NN 43963 396 27 . . . 43963 397 1 The the DT 43963 397 2 mechanical mechanical JJ 43963 397 3 action action NN 43963 397 4 of of IN 43963 397 5 the the DT 43963 397 6 sand sand NN 43963 397 7 - - HYPH 43963 397 8 blast blast NN 43963 397 9 and and CC 43963 397 10 the the DT 43963 397 11 solvent solvent NN 43963 397 12 action action NN 43963 397 13 of of IN 43963 397 14 various various JJ 43963 397 15 acids acid NNS 43963 397 16 as as IN 43963 397 17 hydrochloric hydrochloric JJ 43963 397 18 and and CC 43963 397 19 hydrofluosilicic hydrofluosilicic NNP 43963 397 20 have have VBP 43963 397 21 been be VBN 43963 397 22 found find VBN 43963 397 23 of of IN 43963 397 24 use use NN 43963 397 25 upon upon IN 43963 397 26 different different JJ 43963 397 27 occasions[11 occasions[11 NN 43963 397 28 ] ] -RRB- 43963 397 29 . . . 43963 398 1 The the DT 43963 398 2 various various JJ 43963 398 3 processes process NNS 43963 398 4 which which WDT 43963 398 5 have have VBP 43963 398 6 been be VBN 43963 398 7 utilised utilise VBN 43963 398 8 in in IN 43963 398 9 order order NN 43963 398 10 to to TO 43963 398 11 extract extract VB 43963 398 12 and and CC 43963 398 13 develop develop VB 43963 398 14 fossils fossil NNS 43963 398 15 can can MD 43963 398 16 , , , 43963 398 17 however however RB 43963 398 18 , , , 43963 398 19 be be VB 43963 398 20 best best RB 43963 398 21 learned learn VBN 43963 398 22 by by IN 43963 398 23 information information NN 43963 398 24 obtainable obtainable JJ 43963 398 25 from from IN 43963 398 26 curators curator NNS 43963 398 27 of of IN 43963 398 28 palæontological palæontological JJ 43963 398 29 collections collection NNS 43963 398 30 , , , 43963 398 31 and and CC 43963 398 32 by by IN 43963 398 33 actual actual JJ 43963 398 34 experience experience NN 43963 398 35 , , , 43963 398 36 and and CC 43963 398 37 there there EX 43963 398 38 is be VBZ 43963 398 39 yet yet RB 43963 398 40 much much JJ 43963 398 41 information information NN 43963 398 42 to to TO 43963 398 43 be be VB 43963 398 44 acquired acquire VBN 43963 398 45 as as IN 43963 398 46 to to IN 43963 398 47 the the DT 43963 398 48 manner manner NN 43963 398 49 of of IN 43963 398 50 extracting extract VBG 43963 398 51 fossils fossil NNS 43963 398 52 from from IN 43963 398 53 various various JJ 43963 398 54 kinds kind NNS 43963 398 55 of of IN 43963 398 56 rocks rock NNS 43963 398 57 . . . 43963 399 1 [ [ -LRB- 43963 399 2 Footnote footnote NN 43963 399 3 11 11 CD 43963 399 4 : : : 43963 399 5 For for IN 43963 399 6 information information NN 43963 399 7 concerning concern VBG 43963 399 8 use use NN 43963 399 9 of of IN 43963 399 10 acids acid NNS 43963 399 11 see see VBP 43963 399 12 especially especially RB 43963 399 13 Wiman Wiman NNP 43963 399 14 , , , 43963 399 15 C. C. NNP 43963 399 16 " " `` 43963 399 17 Ueber Ueber NNP 43963 399 18 die die NN 43963 399 19 Graptoliten Graptoliten NNP 43963 399 20 , , , 43963 399 21 " " '' 43963 399 22 _ _ NNP 43963 399 23 Bull Bull NNP 43963 399 24 . . . 43963 400 1 Geol Geol NNP 43963 400 2 . . . 43963 401 1 Inst Inst NNP 43963 401 2 . . . 43963 401 3 _ _ NNP 43963 401 4 , , , 43963 401 5 Upsala Upsala NNP 43963 401 6 , , , 43963 401 7 No no UH 43963 401 8 . . . 43963 402 1 4 4 LS 43963 402 2 , , , 43963 402 3 vol vol NNP 43963 402 4 . . . 43963 403 1 II ii CD 43963 403 2 . . . 43963 404 1 Part Part NNP 43963 404 2 II II NNP 43963 404 3 . . . 43963 404 4 ] ] -RRB- 43963 405 1 _ _ NNP 43963 405 2 Relative relative JJ 43963 405 3 value value NN 43963 405 4 of of IN 43963 405 5 fossils fossil NNS 43963 405 6 to to IN 43963 405 7 the the DT 43963 405 8 Stratigraphical Stratigraphical NNP 43963 405 9 Geologist Geologist NNP 43963 405 10 . . . 43963 405 11 _ _ NNP 43963 405 12 It -PRON- PRP 43963 405 13 has have VBZ 43963 405 14 been be VBN 43963 405 15 hinted hint VBN 43963 405 16 above above IN 43963 405 17 that that IN 43963 405 18 no no DT 43963 405 19 general general JJ 43963 405 20 rule rule NN 43963 405 21 as as IN 43963 405 22 to to IN 43963 405 23 the the DT 43963 405 24 relative relative JJ 43963 405 25 value value NN 43963 405 26 of of IN 43963 405 27 fossils fossil NNS 43963 405 28 as as IN 43963 405 29 guides guide NNS 43963 405 30 to to IN 43963 405 31 the the DT 43963 405 32 age age NN 43963 405 33 of of IN 43963 405 34 strata stratum NNS 43963 405 35 can can MD 43963 405 36 be be VB 43963 405 37 laid lay VBN 43963 405 38 down down RP 43963 405 39 , , , 43963 405 40 and and CC 43963 405 41 that that IN 43963 405 42 the the DT 43963 405 43 ascertainment ascertainment NN 43963 405 44 of of IN 43963 405 45 their -PRON- PRP$ 43963 405 46 relative relative JJ 43963 405 47 value value NN 43963 405 48 is be VBZ 43963 405 49 largely largely RB 43963 405 50 the the DT 43963 405 51 result result NN 43963 405 52 of of IN 43963 405 53 actual actual JJ 43963 405 54 experience experience NN 43963 405 55 . . . 43963 406 1 It -PRON- PRP 43963 406 2 may may MD 43963 406 3 be be VB 43963 406 4 noted note VBN 43963 406 5 , , , 43963 406 6 however however RB 43963 406 7 , , , 43963 406 8 that that IN 43963 406 9 organisms organism NNS 43963 406 10 which which WDT 43963 406 11 possess possess VBP 43963 406 12 hard hard JJ 43963 406 13 parts part NNS 43963 406 14 are be VBP 43963 406 15 naturally naturally RB 43963 406 16 more more RBR 43963 406 17 important important JJ 43963 406 18 to to IN 43963 406 19 the the DT 43963 406 20 geologist geologist NN 43963 406 21 than than IN 43963 406 22 those those DT 43963 406 23 which which WDT 43963 406 24 do do VBP 43963 406 25 not not RB 43963 406 26 , , , 43963 406 27 as as IN 43963 406 28 few few JJ 43963 406 29 traces trace NNS 43963 406 30 of of IN 43963 406 31 the the DT 43963 406 32 latter latter JJ 43963 406 33 are be VBP 43963 406 34 preserved preserve VBN 43963 406 35 in in IN 43963 406 36 the the DT 43963 406 37 fossil fossil JJ 43963 406 38 state state NN 43963 406 39 , , , 43963 406 40 and and CC 43963 406 41 even even RB 43963 406 42 when when WRB 43963 406 43 preserved preserve VBN 43963 406 44 are be VBP 43963 406 45 usually usually RB 43963 406 46 too too RB 43963 406 47 obscure obscure JJ 43963 406 48 to to TO 43963 406 49 be be VB 43963 406 50 of of IN 43963 406 51 much much JJ 43963 406 52 practical practical JJ 43963 406 53 use use NN 43963 406 54 . . . 43963 407 1 Of of IN 43963 407 2 the the DT 43963 407 3 organisms organism NNS 43963 407 4 which which WDT 43963 407 5 do do VBP 43963 407 6 possess possess VB 43963 407 7 hard hard JJ 43963 407 8 parts part NNS 43963 407 9 , , , 43963 407 10 different different JJ 43963 407 11 groups group NNS 43963 407 12 have have VBP 43963 407 13 been be VBN 43963 407 14 utilised utilise VBN 43963 407 15 to to IN 43963 407 16 a a DT 43963 407 17 different different JJ 43963 407 18 degree degree NN 43963 407 19 , , , 43963 407 20 and and CC 43963 407 21 one one CD 43963 407 22 group group NN 43963 407 23 will will MD 43963 407 24 be be VB 43963 407 25 more more RBR 43963 407 26 or or CC 43963 407 27 less less RBR 43963 407 28 important important JJ 43963 407 29 than than IN 43963 407 30 another another DT 43963 407 31 , , , 43963 407 32 according accord VBG 43963 407 33 to to IN 43963 407 34 the the DT 43963 407 35 use use NN 43963 407 36 to to TO 43963 407 37 which which WDT 43963 407 38 it -PRON- PRP 43963 407 39 is be VBZ 43963 407 40 applied apply VBN 43963 407 41 . . . 43963 408 1 Groups group NNS 43963 408 2 of of IN 43963 408 3 organisms organism NNS 43963 408 4 which which WDT 43963 408 5 have have VBP 43963 408 6 a a DT 43963 408 7 long long JJ 43963 408 8 range range NN 43963 408 9 in in IN 43963 408 10 time time NN 43963 408 11 are be VBP 43963 408 12 naturally naturally RB 43963 408 13 useful useful JJ 43963 408 14 for for IN 43963 408 15 the the DT 43963 408 16 identification identification NN 43963 408 17 of of IN 43963 408 18 large large JJ 43963 408 19 subdivisions subdivision NNS 43963 408 20 of of IN 43963 408 21 the the DT 43963 408 22 strata strata NN 43963 408 23 , , , 43963 408 24 whilst whilst IN 43963 408 25 those those DT 43963 408 26 which which WDT 43963 408 27 have have VBP 43963 408 28 had have VBN 43963 408 29 a a DT 43963 408 30 shorter short JJR 43963 408 31 range range NN 43963 408 32 are be VBP 43963 408 33 valuable valuable JJ 43963 408 34 when when WRB 43963 408 35 separating separate VBG 43963 408 36 minor minor JJ 43963 408 37 subdivisions subdivision NNS 43963 408 38 . . . 43963 409 1 Again again RB 43963 409 2 , , , 43963 409 3 as as IN 43963 409 4 the the DT 43963 409 5 bulk bulk NN 43963 409 6 of of IN 43963 409 7 the the DT 43963 409 8 sedimentary sedimentary JJ 43963 409 9 deposits deposit NNS 43963 409 10 has have VBZ 43963 409 11 been be VBN 43963 409 12 formed form VBN 43963 409 13 beneath beneath IN 43963 409 14 the the DT 43963 409 15 waters water NNS 43963 409 16 of of IN 43963 409 17 the the DT 43963 409 18 ocean ocean NN 43963 409 19 , , , 43963 409 20 relics relic NNS 43963 409 21 of of IN 43963 409 22 marine marine JJ 43963 409 23 organisms organism NNS 43963 409 24 are be VBP 43963 409 25 naturally naturally RB 43963 409 26 more more RBR 43963 409 27 useful useful JJ 43963 409 28 than than IN 43963 409 29 those those DT 43963 409 30 of of IN 43963 409 31 freshwater freshwater JJ 43963 409 32 ones one NNS 43963 409 33 . . . 43963 410 1 Other other JJ 43963 410 2 things thing NNS 43963 410 3 being be VBG 43963 410 4 equal equal JJ 43963 410 5 , , , 43963 410 6 the the DT 43963 410 7 more more RBR 43963 410 8 easily easily RB 43963 410 9 the the DT 43963 410 10 organism organism NN 43963 410 11 is be VBZ 43963 410 12 recognisable recognisable JJ 43963 410 13 , , , 43963 410 14 and and CC 43963 410 15 the the DT 43963 410 16 more more RBR 43963 410 17 abundant abundant JJ 43963 410 18 are be VBP 43963 410 19 its -PRON- PRP$ 43963 410 20 remains remain NNS 43963 410 21 , , , 43963 410 22 the the DT 43963 410 23 greater great JJR 43963 410 24 its -PRON- PRP$ 43963 410 25 value value NN 43963 410 26 to to IN 43963 410 27 the the DT 43963 410 28 stratigraphical stratigraphical JJ 43963 410 29 geologist geologist NN 43963 410 30 , , , 43963 410 31 and and CC 43963 410 32 as as IN 43963 410 33 the the DT 43963 410 34 remains remain NNS 43963 410 35 of of IN 43963 410 36 invertebrates invertebrate NNS 43963 410 37 are be VBP 43963 410 38 usually usually RB 43963 410 39 found find VBN 43963 410 40 in in IN 43963 410 41 greater great JJR 43963 410 42 quantities quantity NNS 43963 410 43 and and CC 43963 410 44 in in IN 43963 410 45 more more RBR 43963 410 46 readily readily RB 43963 410 47 recognisable recognisable JJ 43963 410 48 condition condition NN 43963 410 49 than than IN 43963 410 50 those those DT 43963 410 51 of of IN 43963 410 52 the the DT 43963 410 53 vertebrates vertebrate NNS 43963 410 54 , , , 43963 410 55 they -PRON- PRP 43963 410 56 have have VBP 43963 410 57 been be VBN 43963 410 58 used use VBN 43963 410 59 more more RBR 43963 410 60 extensively extensively RB 43963 410 61 as as IN 43963 410 62 indices index NNS 43963 410 63 of of IN 43963 410 64 age age NN 43963 410 65 . . . 43963 411 1 Of of IN 43963 411 2 the the DT 43963 411 3 invertebrates invertebrates NNPS 43963 411 4 , , , 43963 411 5 the the DT 43963 411 6 mollusca mollusca NN 43963 411 7 are be VBP 43963 411 8 often often RB 43963 411 9 very very RB 43963 411 10 abundant abundant JJ 43963 411 11 , , , 43963 411 12 their -PRON- PRP$ 43963 411 13 remains remain NNS 43963 411 14 are be VBP 43963 411 15 adapted adapt VBN 43963 411 16 for for IN 43963 411 17 preservation preservation NN 43963 411 18 , , , 43963 411 19 and and CC 43963 411 20 their -PRON- PRP$ 43963 411 21 characteristics characteristic NNS 43963 411 22 have have VBP 43963 411 23 been be VBN 43963 411 24 extensively extensively RB 43963 411 25 studied study VBN 43963 411 26 , , , 43963 411 27 and and CC 43963 411 28 accordingly accordingly RB 43963 411 29 they -PRON- PRP 43963 411 30 have have VBP 43963 411 31 been be VBN 43963 411 32 and and CC 43963 411 33 are be VBP 43963 411 34 of of IN 43963 411 35 great great JJ 43963 411 36 use use NN 43963 411 37 to to IN 43963 411 38 the the DT 43963 411 39 geologist geologist NN 43963 411 40 . . . 43963 412 1 Of of IN 43963 412 2 other other JJ 43963 412 3 groups group NNS 43963 412 4 , , , 43963 412 5 the the DT 43963 412 6 graptolites graptolite NNS 43963 412 7 , , , 43963 412 8 corals coral NNS 43963 412 9 , , , 43963 412 10 echinids echinid NNS 43963 412 11 , , , 43963 412 12 brachiopods brachiopod NNS 43963 412 13 , , , 43963 412 14 and and CC 43963 412 15 trilobites trilobite NNS 43963 412 16 have have VBP 43963 412 17 been be VBN 43963 412 18 very very RB 43963 412 19 largely largely RB 43963 412 20 utilised utilised JJ 43963 412 21 . . . 43963 413 1 The the DT 43963 413 2 Lower low JJR 43963 413 3 Palæozoic Palæozoic NNP 43963 413 4 strata strata NN 43963 413 5 have have VBP 43963 413 6 been be VBN 43963 413 7 divided divide VBN 43963 413 8 into into IN 43963 413 9 numerous numerous JJ 43963 413 10 groups group NNS 43963 413 11 , , , 43963 413 12 each each DT 43963 413 13 characterised characterise VBN 43963 413 14 by by IN 43963 413 15 definite definite JJ 43963 413 16 forms form NNS 43963 413 17 of of IN 43963 413 18 graptolites graptolite NNS 43963 413 19 , , , 43963 413 20 and and CC 43963 413 21 a a DT 43963 413 22 similar similar JJ 43963 413 23 use use NN 43963 413 24 has have VBZ 43963 413 25 been be VBN 43963 413 26 made make VBN 43963 413 27 of of IN 43963 413 28 the the DT 43963 413 29 ammonites ammonites NNPS 43963 413 30 in in IN 43963 413 31 the the DT 43963 413 32 case case NN 43963 413 33 of of IN 43963 413 34 the the DT 43963 413 35 Mesozoic Mesozoic NNP 43963 413 36 rocks rock NNS 43963 413 37 . . . 43963 414 1 It -PRON- PRP 43963 414 2 is be VBZ 43963 414 3 not not RB 43963 414 4 to to TO 43963 414 5 be be VB 43963 414 6 inferred infer VBN 43963 414 7 that that IN 43963 414 8 these these DT 43963 414 9 groups group NNS 43963 414 10 of of IN 43963 414 11 organisms organism NNS 43963 414 12 are be VBP 43963 414 13 naturally naturally RB 43963 414 14 more more RBR 43963 414 15 useful useful JJ 43963 414 16 than than IN 43963 414 17 other other JJ 43963 414 18 groups group NNS 43963 414 19 , , , 43963 414 20 on on IN 43963 414 21 account account NN 43963 414 22 of of IN 43963 414 23 the the DT 43963 414 24 extent extent NN 43963 414 25 to to TO 43963 414 26 which which WDT 43963 414 27 they -PRON- PRP 43963 414 28 have have VBP 43963 414 29 been be VBN 43963 414 30 used use VBN 43963 414 31 ; ; : 43963 414 32 we -PRON- PRP 43963 414 33 can can MD 43963 414 34 merely merely RB 43963 414 35 state state VB 43963 414 36 that that IN 43963 414 37 they -PRON- PRP 43963 414 38 have have VBP 43963 414 39 been be VBN 43963 414 40 proved prove VBN 43963 414 41 to to TO 43963 414 42 be be VB 43963 414 43 useful useful JJ 43963 414 44 as as IN 43963 414 45 the the DT 43963 414 46 result result NN 43963 414 47 of of IN 43963 414 48 prolonged prolonged JJ 43963 414 49 study study NN 43963 414 50 ; ; : 43963 414 51 when when WRB 43963 414 52 other other JJ 43963 414 53 groups group NNS 43963 414 54 have have VBP 43963 414 55 received receive VBN 43963 414 56 equal equal JJ 43963 414 57 attention attention NN 43963 414 58 , , , 43963 414 59 they -PRON- PRP 43963 414 60 may may MD 43963 414 61 well well RB 43963 414 62 be be VB 43963 414 63 found find VBN 43963 414 64 to to TO 43963 414 65 be be VB 43963 414 66 equally equally RB 43963 414 67 useful useful JJ 43963 414 68 for for IN 43963 414 69 the the DT 43963 414 70 purposes purpose NNS 43963 414 71 which which WDT 43963 414 72 we -PRON- PRP 43963 414 73 have have VBP 43963 414 74 in in IN 43963 414 75 view view NN 43963 414 76 . . . 43963 415 1 _ _ NNP 43963 415 2 Contemporaneity Contemporaneity NNP 43963 415 3 and and CC 43963 415 4 Homotaxis Homotaxis NNP 43963 415 5 . . . 43963 415 6 _ _ NNP 43963 415 7 From from IN 43963 415 8 what what WP 43963 415 9 has have VBZ 43963 415 10 been be VBN 43963 415 11 already already RB 43963 415 12 stated state VBN 43963 415 13 , , , 43963 415 14 it -PRON- PRP 43963 415 15 will will MD 43963 415 16 be be VB 43963 415 17 recognised recognise VBN 43963 415 18 that that IN 43963 415 19 the the DT 43963 415 20 ages age NNS 43963 415 21 of of IN 43963 415 22 the the DT 43963 415 23 various various JJ 43963 415 24 fossiliferous fossiliferous JJ 43963 415 25 rocks rock NNS 43963 415 26 of of IN 43963 415 27 the the DT 43963 415 28 geological geological JJ 43963 415 29 column[12 column[12 NNP 43963 415 30 ] ] -RRB- 43963 415 31 in in IN 43963 415 32 any any DT 43963 415 33 one one CD 43963 415 34 area area NN 43963 415 35 can can MD 43963 415 36 be be VB 43963 415 37 identified identify VBN 43963 415 38 with with IN 43963 415 39 greater great JJR 43963 415 40 or or CC 43963 415 41 less less JJR 43963 415 42 degree degree NN 43963 415 43 of of IN 43963 415 44 certainty certainty NN 43963 415 45 by by IN 43963 415 46 reference reference NN 43963 415 47 to to IN 43963 415 48 their -PRON- PRP$ 43963 415 49 included include VBN 43963 415 50 organisms organism NNS 43963 415 51 , , , 43963 415 52 the the DT 43963 415 53 various various JJ 43963 415 54 subdivisions subdivision NNS 43963 415 55 being be VBG 43963 415 56 marked mark VBN 43963 415 57 by by IN 43963 415 58 the the DT 43963 415 59 possession possession NN 43963 415 60 of of IN 43963 415 61 characteristic characteristic JJ 43963 415 62 fossils fossil NNS 43963 415 63 , , , 43963 415 64 and and CC 43963 415 65 it -PRON- PRP 43963 415 66 will will MD 43963 415 67 be be VB 43963 415 68 naturally naturally RB 43963 415 69 and and CC 43963 415 70 rightly rightly RB 43963 415 71 inferred infer VBD 43963 415 72 that that IN 43963 415 73 the the DT 43963 415 74 greater great JJR 43963 415 75 the the DT 43963 415 76 number number NN 43963 415 77 of of IN 43963 415 78 characteristic characteristic JJ 43963 415 79 fossils fossil NNS 43963 415 80 of of IN 43963 415 81 any any DT 43963 415 82 one one CD 43963 415 83 deposit deposit NN 43963 415 84 , , , 43963 415 85 the the DT 43963 415 86 more more RBR 43963 415 87 certain certain JJ 43963 415 88 is be VBZ 43963 415 89 the the DT 43963 415 90 identification identification NN 43963 415 91 of of IN 43963 415 92 that that DT 43963 415 93 deposit deposit NN 43963 415 94 . . . 43963 416 1 In in IN 43963 416 2 practice practice NN 43963 416 3 , , , 43963 416 4 geologists geologist NNS 43963 416 5 are be VBP 43963 416 6 wo will MD 43963 416 7 nt not RB 43963 416 8 to to TO 43963 416 9 ascertain ascertain VB 43963 416 10 the the DT 43963 416 11 age age NN 43963 416 12 of of IN 43963 416 13 the the DT 43963 416 14 strata strata NN 43963 416 15 after after IN 43963 416 16 consideration consideration NN 43963 416 17 of of IN 43963 416 18 all all PDT 43963 416 19 the the DT 43963 416 20 fossils fossil NNS 43963 416 21 found find VBD 43963 416 22 therein therein RB 43963 416 23 , , , 43963 416 24 some some DT 43963 416 25 of of IN 43963 416 26 which which WDT 43963 416 27 may may MD 43963 416 28 be be VB 43963 416 29 actually actually RB 43963 416 30 characteristic characteristic JJ 43963 416 31 whilst whilst IN 43963 416 32 many many JJ 43963 416 33 may may MD 43963 416 34 come come VB 43963 416 35 up up RP 43963 416 36 from from IN 43963 416 37 the the DT 43963 416 38 strata strata NN 43963 416 39 below below RB 43963 416 40 , , , 43963 416 41 or or CC 43963 416 42 pass pass VB 43963 416 43 into into IN 43963 416 44 those those DT 43963 416 45 above above RB 43963 416 46 . . . 43963 417 1 Having have VBG 43963 417 2 ascertained ascertain VBN 43963 417 3 the the DT 43963 417 4 order order NN 43963 417 5 of of IN 43963 417 6 succession succession NN 43963 417 7 and and CC 43963 417 8 fossil fossil NN 43963 417 9 contents content NNS 43963 417 10 of of IN 43963 417 11 the the DT 43963 417 12 strata strata NN 43963 417 13 in in IN 43963 417 14 various various JJ 43963 417 15 regions region NNS 43963 417 16 , , , 43963 417 17 it -PRON- PRP 43963 417 18 is be VBZ 43963 417 19 the the DT 43963 417 20 task task NN 43963 417 21 of of IN 43963 417 22 the the DT 43963 417 23 geologist geologist NN 43963 417 24 to to TO 43963 417 25 compare compare VB 43963 417 26 the the DT 43963 417 27 strata strata NN 43963 417 28 of of IN 43963 417 29 these these DT 43963 417 30 two two CD 43963 417 31 regions region NNS 43963 417 32 , , , 43963 417 33 and and CC 43963 417 34 this this DT 43963 417 35 task task NN 43963 417 36 is be VBZ 43963 417 37 fraught fraught JJ 43963 417 38 with with IN 43963 417 39 considerable considerable JJ 43963 417 40 difficulty difficulty NN 43963 417 41 . . . 43963 418 1 Much much JJ 43963 418 2 controversy controversy NN 43963 418 3 has have VBZ 43963 418 4 arisen arise VBN 43963 418 5 as as IN 43963 418 6 to to IN 43963 418 7 the the DT 43963 418 8 degree degree NN 43963 418 9 of of IN 43963 418 10 accuracy accuracy NN 43963 418 11 with with IN 43963 418 12 which which WDT 43963 418 13 strata strata NN 43963 418 14 of of IN 43963 418 15 remote remote JJ 43963 418 16 regions region NNS 43963 418 17 can can MD 43963 418 18 be be VB 43963 418 19 correlated correlate VBN 43963 418 20 , , , 43963 418 21 and and CC 43963 418 22 the the DT 43963 418 23 subject subject NN 43963 418 24 is be VBZ 43963 418 25 one one CD 43963 418 26 which which WDT 43963 418 27 requires require VBZ 43963 418 28 full full JJ 43963 418 29 consideration consideration NN 43963 418 30 . . . 43963 419 1 [ [ -LRB- 43963 419 2 Footnote Footnote NNP 43963 419 3 12 12 CD 43963 419 4 : : : 43963 419 5 Although although IN 43963 419 6 the the DT 43963 419 7 rocks rock NNS 43963 419 8 do do VBP 43963 419 9 not not RB 43963 419 10 always always RB 43963 419 11 lie lie VB 43963 419 12 on on IN 43963 419 13 one one CD 43963 419 14 another another DT 43963 419 15 in in IN 43963 419 16 regular regular JJ 43963 419 17 succession succession NN 43963 419 18 , , , 43963 419 19 it -PRON- PRP 43963 419 20 is be VBZ 43963 419 21 often often RB 43963 419 22 convenient convenient JJ 43963 419 23 to to TO 43963 419 24 speak speak VB 43963 419 25 of of IN 43963 419 26 them -PRON- PRP 43963 419 27 as as IN 43963 419 28 though though IN 43963 419 29 they -PRON- PRP 43963 419 30 did do VBD 43963 419 31 , , , 43963 419 32 and and CC 43963 419 33 as as IN 43963 419 34 though though IN 43963 419 35 a a DT 43963 419 36 column column NN 43963 419 37 of of IN 43963 419 38 strata strata NN 43963 419 39 could could MD 43963 419 40 be be VB 43963 419 41 carved carve VBN 43963 419 42 out out RP 43963 419 43 in in IN 43963 419 44 any any DT 43963 419 45 region region NN 43963 419 46 consisting consist VBG 43963 419 47 of of IN 43963 419 48 horizontal horizontal JJ 43963 419 49 bands band NNS 43963 419 50 of of IN 43963 419 51 deposit deposit NN 43963 419 52 one one CD 43963 419 53 above above IN 43963 419 54 another another DT 43963 419 55 . . . 43963 420 1 We -PRON- PRP 43963 420 2 speak speak VBP 43963 420 3 of of IN 43963 420 4 such such PDT 43963 420 5 an an DT 43963 420 6 ideal ideal JJ 43963 420 7 arrangement arrangement NN 43963 420 8 as as IN 43963 420 9 constituting constitute VBG 43963 420 10 a a DT 43963 420 11 ' ' `` 43963 420 12 geological geological JJ 43963 420 13 column column NN 43963 420 14 . . . 43963 420 15 ' ' '' 43963 420 16 ] ] -RRB- 43963 421 1 Suppose suppose VB 43963 421 2 that that IN 43963 421 3 a a DT 43963 421 4 series series NN 43963 421 5 of of IN 43963 421 6 strata strata NN 43963 421 7 which which WDT 43963 421 8 we -PRON- PRP 43963 421 9 will will MD 43963 421 10 call call VB 43963 421 11 _ _ NNP 43963 421 12 A A NNP 43963 421 13 _ _ NNP 43963 421 14 , , , 43963 421 15 _ _ NNP 43963 421 16 B B NNP 43963 421 17 _ _ NNP 43963 421 18 , , , 43963 421 19 and and CC 43963 421 20 _ _ NNP 43963 421 21 C C NNP 43963 421 22 _ _ NNP 43963 421 23 is be VBZ 43963 421 24 found find VBN 43963 421 25 in in IN 43963 421 26 any any DT 43963 421 27 one one CD 43963 421 28 area area NN 43963 421 29 , , , 43963 421 30 each each DT 43963 421 31 member member NN 43963 421 32 of of IN 43963 421 33 which which WDT 43963 421 34 contains contain VBZ 43963 421 35 characteristic characteristic JJ 43963 421 36 fossils fossil NNS 43963 421 37 which which WDT 43963 421 38 enable enable VBP 43963 421 39 it -PRON- PRP 43963 421 40 to to TO 43963 421 41 be be VB 43963 421 42 recognised recognise VBN 43963 421 43 in in IN 43963 421 44 that that DT 43963 421 45 area area NN 43963 421 46 , , , 43963 421 47 and and CC 43963 421 48 we -PRON- PRP 43963 421 49 will will MD 43963 421 50 further further RB 43963 421 51 suppose suppose VB 43963 421 52 that that IN 43963 421 53 in in IN 43963 421 54 another another DT 43963 421 55 area area NN 43963 421 56 a a DT 43963 421 57 series series NN 43963 421 58 of of IN 43963 421 59 strata strata NN 43963 421 60 _ _ NNP 43963 421 61 A A NNP 43963 421 62 ´ ´ NNP 43963 421 63 _ _ NNP 43963 421 64 , , , 43963 421 65 _ _ NNP 43963 421 66 B B NNP 43963 421 67 ´ ´ NNP 43963 421 68 _ _ NNP 43963 421 69 , , , 43963 421 70 and and CC 43963 421 71 _ _ NNP 43963 421 72 C C NNP 43963 421 73 ´ ´ NNP 43963 421 74 _ _ NNP 43963 421 75 is be VBZ 43963 421 76 discovered discover VBN 43963 421 77 , , , 43963 421 78 of of IN 43963 421 79 which which WDT 43963 421 80 _ _ NNP 43963 421 81 A A NNP 43963 421 82 ´ ´ NNP 43963 421 83 _ _ NNP 43963 421 84 has have VBZ 43963 421 85 the the DT 43963 421 86 fauna fauna NNS 43963 421 87 of of IN 43963 421 88 _ _ NNP 43963 421 89 A A NNP 43963 421 90 _ _ NNP 43963 421 91 in in IN 43963 421 92 the the DT 43963 421 93 former former JJ 43963 421 94 area area NN 43963 421 95 , , , 43963 421 96 and and CC 43963 421 97 similarly similarly RB 43963 421 98 _ _ NNP 43963 421 99 B B NNP 43963 421 100 ´ ´ NNP 43963 421 101 _ _ NNP 43963 421 102 the the DT 43963 421 103 fauna fauna NNS 43963 421 104 of of IN 43963 421 105 _ _ NNP 43963 421 106 B B NNP 43963 421 107 _ _ NNP 43963 421 108 , , , 43963 421 109 and and CC 43963 421 110 _ _ NNP 43963 421 111 C C NNP 43963 421 112 ´ ´ NNP 43963 421 113 _ _ NNP 43963 421 114 that that DT 43963 421 115 of of IN 43963 421 116 _ _ NNP 43963 421 117 C C NNP 43963 421 118 _ _ NNP 43963 421 119 . . . 43963 422 1 It -PRON- PRP 43963 422 2 can can MD 43963 422 3 not not RB 43963 422 4 be be VB 43963 422 5 assumed assume VBN 43963 422 6 that that IN 43963 422 7 the the DT 43963 422 8 stratum stratum NN 43963 422 9 _ _ NNP 43963 422 10 A A NNP 43963 422 11 _ _ NNP 43963 422 12 is be VBZ 43963 422 13 therefore therefore RB 43963 422 14 contemporaneous contemporaneous JJ 43963 422 15 with with IN 43963 422 16 _ _ NNP 43963 422 17 A A NNP 43963 422 18 ´ ´ NNP 43963 422 19 _ _ NNP 43963 422 20 , , , 43963 422 21 _ _ NNP 43963 422 22 B B NNP 43963 422 23 _ _ NNP 43963 422 24 with with IN 43963 422 25 _ _ NNP 43963 422 26 B B NNP 43963 422 27 ´ ´ NNP 43963 422 28 _ _ NNP 43963 422 29 , , , 43963 422 30 and and CC 43963 422 31 _ _ NNP 43963 422 32 C C NNP 43963 422 33 _ _ NNP 43963 422 34 with with IN 43963 422 35 _ _ NNP 43963 422 36 C C NNP 43963 422 37 ´ ´ NNP 43963 422 38 _ _ NNP 43963 422 39 , , , 43963 422 40 but but CC 43963 422 41 on on IN 43963 422 42 the the DT 43963 422 43 other other JJ 43963 422 44 hand hand NN 43963 422 45 , , , 43963 422 46 it -PRON- PRP 43963 422 47 must must MD 43963 422 48 not not RB 43963 422 49 be be VB 43963 422 50 assumed assume VBN 43963 422 51 that that IN 43963 422 52 they -PRON- PRP 43963 422 53 are be VBP 43963 422 54 not not RB 43963 422 55 contemporaneous contemporaneous JJ 43963 422 56 . . . 43963 423 1 This this DT 43963 423 2 is be VBZ 43963 423 3 a a DT 43963 423 4 statement statement NN 43963 423 5 which which WDT 43963 423 6 requires require VBZ 43963 423 7 some some DT 43963 423 8 comment comment NN 43963 423 9 . . . 43963 424 1 It -PRON- PRP 43963 424 2 has have VBZ 43963 424 3 been be VBN 43963 424 4 urged urge VBN 43963 424 5 that that IN 43963 424 6 if if IN 43963 424 7 the the DT 43963 424 8 deposits deposit NNS 43963 424 9 _ _ NNP 43963 424 10 A A NNP 43963 424 11 _ _ NNP 43963 424 12 and and CC 43963 424 13 _ _ NNP 43963 424 14 A A NNP 43963 424 15 ´ ´ NNP 43963 424 16 _ _ NNP 43963 424 17 in in IN 43963 424 18 different different JJ 43963 424 19 localities locality NNS 43963 424 20 contain contain VBP 43963 424 21 the the DT 43963 424 22 same same JJ 43963 424 23 fauna fauna NN 43963 424 24 , , , 43963 424 25 this this DT 43963 424 26 is be VBZ 43963 424 27 a a DT 43963 424 28 proof proof NN 43963 424 29 that that IN 43963 424 30 the the DT 43963 424 31 two two CD 43963 424 32 are be VBP 43963 424 33 not not RB 43963 424 34 contemporaneous contemporaneous JJ 43963 424 35 , , , 43963 424 36 for for IN 43963 424 37 some some DT 43963 424 38 time time NN 43963 424 39 must must MD 43963 424 40 have have VB 43963 424 41 elapsed elapse VBN 43963 424 42 in in IN 43963 424 43 order order NN 43963 424 44 to to TO 43963 424 45 allow allow VB 43963 424 46 of of IN 43963 424 47 the the DT 43963 424 48 migration migration NN 43963 424 49 of of IN 43963 424 50 the the DT 43963 424 51 organisms organism NNS 43963 424 52 from from IN 43963 424 53 one one CD 43963 424 54 area area NN 43963 424 55 to to IN 43963 424 56 another another DT 43963 424 57 , , , 43963 424 58 it -PRON- PRP 43963 424 59 being be VBG 43963 424 60 justifiably justifiably RB 43963 424 61 assumed assume VBN 43963 424 62 that that IN 43963 424 63 they -PRON- PRP 43963 424 64 did do VBD 43963 424 65 not not RB 43963 424 66 originate originate VB 43963 424 67 simultaneously simultaneously RB 43963 424 68 in in IN 43963 424 69 the the DT 43963 424 70 two two CD 43963 424 71 areas area NNS 43963 424 72 . . . 43963 425 1 But but CC 43963 425 2 everything everything NN 43963 425 3 depends depend VBZ 43963 425 4 on on IN 43963 425 5 the the DT 43963 425 6 time time NN 43963 425 7 taken take VBN 43963 425 8 for for IN 43963 425 9 migration migration NN 43963 425 10 as as IN 43963 425 11 compared compare VBN 43963 425 12 with with IN 43963 425 13 the the DT 43963 425 14 period period NN 43963 425 15 of of IN 43963 425 16 existence existence NN 43963 425 17 of of IN 43963 425 18 the the DT 43963 425 19 fauna fauna NNS 43963 425 20 . . . 43963 426 1 If if IN 43963 426 2 the the DT 43963 426 3 former former JJ 43963 426 4 was be VBD 43963 426 5 extremely extremely RB 43963 426 6 short short JJ 43963 426 7 as as IN 43963 426 8 compared compare VBN 43963 426 9 with with IN 43963 426 10 the the DT 43963 426 11 latter latter JJ 43963 426 12 it -PRON- PRP 43963 426 13 may may MD 43963 426 14 be be VB 43963 426 15 practically practically RB 43963 426 16 ignored ignore VBN 43963 426 17 , , , 43963 426 18 for for IN 43963 426 19 we -PRON- PRP 43963 426 20 might may MD 43963 426 21 then then RB 43963 426 22 speak speak VB 43963 426 23 of of IN 43963 426 24 the the DT 43963 426 25 strata strata NN 43963 426 26 as as IN 43963 426 27 contemporaneous contemporaneous JJ 43963 426 28 , , , 43963 426 29 just just RB 43963 426 30 as as IN 43963 426 31 a a DT 43963 426 32 historian historian NN 43963 426 33 would would MD 43963 426 34 rightly rightly RB 43963 426 35 speak speak VB 43963 426 36 of of IN 43963 426 37 events event NNS 43963 426 38 in in IN 43963 426 39 the the DT 43963 426 40 same same JJ 43963 426 41 way way NN 43963 426 42 which which WDT 43963 426 43 occurred occur VBD 43963 426 44 upon upon IN 43963 426 45 the the DT 43963 426 46 same same JJ 43963 426 47 afternoon afternoon NN 43963 426 48 , , , 43963 426 49 though though IN 43963 426 50 one one PRP 43963 426 51 might may MD 43963 426 52 have have VB 43963 426 53 happened happen VBN 43963 426 54 an an DT 43963 426 55 hour hour NN 43963 426 56 before before IN 43963 426 57 the the DT 43963 426 58 other other JJ 43963 426 59 . . . 43963 427 1 Let let VB 43963 427 2 us -PRON- PRP 43963 427 3 then then RB 43963 427 4 glance glance VB 43963 427 5 at at IN 43963 427 6 the the DT 43963 427 7 evidence evidence NN 43963 427 8 which which WDT 43963 427 9 we -PRON- PRP 43963 427 10 have have VBP 43963 427 11 at at IN 43963 427 12 our -PRON- PRP$ 43963 427 13 disposal disposal NN 43963 427 14 , , , 43963 427 15 which which WDT 43963 427 16 bears bear VBZ 43963 427 17 upon upon IN 43963 427 18 this this DT 43963 427 19 matter matter NN 43963 427 20 . . . 43963 428 1 The the DT 43963 428 2 objection objection NN 43963 428 3 to to IN 43963 428 4 identification identification NN 43963 428 5 of of IN 43963 428 6 strata strata NN 43963 428 7 with with IN 43963 428 8 similar similar JJ 43963 428 9 faunas fauna NNS 43963 428 10 as as IN 43963 428 11 contemporaneous contemporaneous JJ 43963 428 12 was be VBD 43963 428 13 urged urge VBN 43963 428 14 by by IN 43963 428 15 Whewell Whewell NNP 43963 428 16 , , , 43963 428 17 Herbert Herbert NNP 43963 428 18 Spencer Spencer NNP 43963 428 19 , , , 43963 428 20 and and CC 43963 428 21 Huxley Huxley NNP 43963 428 22 , , , 43963 428 23 and and CC 43963 428 24 the the DT 43963 428 25 latter latter NN 43963 428 26 suggested suggest VBD 43963 428 27 the the DT 43963 428 28 term term NN 43963 428 29 Homotaxis Homotaxis NNP 43963 428 30 or or CC 43963 428 31 similarity similarity NN 43963 428 32 of of IN 43963 428 33 arrangement arrangement NN 43963 428 34 as as IN 43963 428 35 applicable applicable JJ 43963 428 36 to to IN 43963 428 37 groups group NNS 43963 428 38 of of IN 43963 428 39 strata strata NN 43963 428 40 in in IN 43963 428 41 different different JJ 43963 428 42 areas area NNS 43963 428 43 , , , 43963 428 44 in in IN 43963 428 45 which which WDT 43963 428 46 a a DT 43963 428 47 similar similar JJ 43963 428 48 succession succession NN 43963 428 49 of of IN 43963 428 50 faunas fauna NNS 43963 428 51 was be VBD 43963 428 52 traceable traceable JJ 43963 428 53 , , , 43963 428 54 maintaining maintain VBG 43963 428 55 that that IN 43963 428 56 though though IN 43963 428 57 not not RB 43963 428 58 contemporaneous contemporaneous JJ 43963 428 59 the the DT 43963 428 60 strata strata NN 43963 428 61 might may MD 43963 428 62 be be VB 43963 428 63 spoken speak VBN 43963 428 64 of of IN 43963 428 65 as as IN 43963 428 66 homotaxial homotaxial JJ 43963 428 67 . . . 43963 429 1 Huxley Huxley NNP 43963 429 2 went go VBD 43963 429 3 so so RB 43963 429 4 far far RB 43963 429 5 as as IN 43963 429 6 to to TO 43963 429 7 assert assert VB 43963 429 8 that that IN 43963 429 9 " " `` 43963 429 10 for for IN 43963 429 11 anything anything NN 43963 429 12 that that WDT 43963 429 13 geology geology NN 43963 429 14 or or CC 43963 429 15 palæontology palæontology NN 43963 429 16 are be VBP 43963 429 17 able able JJ 43963 429 18 to to TO 43963 429 19 show show VB 43963 429 20 to to IN 43963 429 21 the the DT 43963 429 22 contrary contrary NN 43963 429 23 , , , 43963 429 24 a a DT 43963 429 25 Devonian Devonian NNP 43963 429 26 fauna fauna NNS 43963 429 27 and and CC 43963 429 28 flora flora NNS 43963 429 29 in in IN 43963 429 30 the the DT 43963 429 31 British british JJ 43963 429 32 Islands Islands NNPS 43963 429 33 may may MD 43963 429 34 have have VB 43963 429 35 been be VBN 43963 429 36 contemporaneous contemporaneous JJ 43963 429 37 with with IN 43963 429 38 Silurian silurian JJ 43963 429 39 life life NN 43963 429 40 in in IN 43963 429 41 North North NNP 43963 429 42 America America NNP 43963 429 43 , , , 43963 429 44 and and CC 43963 429 45 with with IN 43963 429 46 a a DT 43963 429 47 Carboniferous carboniferous JJ 43963 429 48 fauna fauna NNS 43963 429 49 and and CC 43963 429 50 flora flora NNS 43963 429 51 in in IN 43963 429 52 Africa[13 Africa[13 NNP 43963 429 53 ] ] -RRB- 43963 429 54 , , , 43963 429 55 " " '' 43963 429 56 a a DT 43963 429 57 statement statement NN 43963 429 58 which which WDT 43963 429 59 few few JJ 43963 429 60 if if IN 43963 429 61 any any DT 43963 429 62 living living NN 43963 429 63 geologists geologist NNS 43963 429 64 will will MD 43963 429 65 endorse endorse VB 43963 429 66 . . . 43963 430 1 If if IN 43963 430 2 the the DT 43963 430 3 statement statement NN 43963 430 4 be be VB 43963 430 5 true true JJ 43963 430 6 , , , 43963 430 7 and and CC 43963 430 8 the the DT 43963 430 9 fauna fauna NNS 43963 430 10 which which WDT 43963 430 11 we -PRON- PRP 43963 430 12 speak speak VBP 43963 430 13 of of IN 43963 430 14 as as IN 43963 430 15 Devonian Devonian NNP 43963 430 16 , , , 43963 430 17 when when WRB 43963 430 18 present present JJ 43963 430 19 be be VB 43963 430 20 always always RB 43963 430 21 found find VBN 43963 430 22 ( ( -LRB- 43963 430 23 as as IN 43963 430 24 it -PRON- PRP 43963 430 25 is be VBZ 43963 430 26 ) ) -RRB- 43963 430 27 above above IN 43963 430 28 that that DT 43963 430 29 which which WDT 43963 430 30 we -PRON- PRP 43963 430 31 in in IN 43963 430 32 Britain Britain NNP 43963 430 33 know know VBP 43963 430 34 as as IN 43963 430 35 Silurian Silurian NNP 43963 430 36 and and CC 43963 430 37 below below IN 43963 430 38 that that DT 43963 430 39 which which WDT 43963 430 40 we -PRON- PRP 43963 430 41 term term VBP 43963 430 42 Carboniferous Carboniferous NNP 43963 430 43 , , , 43963 430 44 the the DT 43963 430 45 faunas fauna NNS 43963 430 46 must must MD 43963 430 47 have have VB 43963 430 48 originated originate VBN 43963 430 49 independently independently RB 43963 430 50 in in IN 43963 430 51 the the DT 43963 430 52 three three CD 43963 430 53 centres centre NNS 43963 430 54 , , , 43963 430 55 and and CC 43963 430 56 disappeared disappear VBD 43963 430 57 before before IN 43963 430 58 the the DT 43963 430 59 appearance appearance NN 43963 430 60 of of IN 43963 430 61 the the DT 43963 430 62 next next JJ 43963 430 63 fauna fauna NNS 43963 430 64 , , , 43963 430 65 or or CC 43963 430 66 having have VBG 43963 430 67 originated originate VBN 43963 430 68 at at IN 43963 430 69 the the DT 43963 430 70 same same JJ 43963 430 71 centre centre NN 43963 430 72 , , , 43963 430 73 each each DT 43963 430 74 must must MD 43963 430 75 have have VB 43963 430 76 migrated migrate VBN 43963 430 77 in in IN 43963 430 78 the the DT 43963 430 79 same same JJ 43963 430 80 direction direction NN 43963 430 81 , , , 43963 430 82 spread spread VBD 43963 430 83 over over IN 43963 430 84 the the DT 43963 430 85 world world NN 43963 430 86 , , , 43963 430 87 and and CC 43963 430 88 become become VBP 43963 430 89 extinct extinct JJ 43963 430 90 as as IN 43963 430 91 it -PRON- PRP 43963 430 92 reached reach VBD 43963 430 93 the the DT 43963 430 94 point point NN 43963 430 95 or or CC 43963 430 96 line line NN 43963 430 97 from from IN 43963 430 98 which which WDT 43963 430 99 it -PRON- PRP 43963 430 100 started start VBD 43963 430 101 . . . 43963 431 1 Suppose suppose VB 43963 431 2 for for IN 43963 431 3 instance instance NN 43963 431 4 a a DT 43963 431 5 fauna fauna NN 43963 431 6 _ _ NNP 43963 431 7 A A NNP 43963 431 8 _ _ NNP 43963 431 9 originates originate VBZ 43963 431 10 at at IN 43963 431 11 the the DT 43963 431 12 meridian meridian NN 43963 431 13 of of IN 43963 431 14 Greenwich Greenwich NNP 43963 431 15 , , , 43963 431 16 migrates migrate VBZ 43963 431 17 eastward eastward RB 43963 431 18 , , , 43963 431 19 and and CC 43963 431 20 dies die VBZ 43963 431 21 out out RP 43963 431 22 again again RB 43963 431 23 when when WRB 43963 431 24 it -PRON- PRP 43963 431 25 once once RB 43963 431 26 more more RBR 43963 431 27 reaches reach VBZ 43963 431 28 Greenwich Greenwich NNP 43963 431 29 , , , 43963 431 30 that that IN 43963 431 31 _ _ NNP 43963 431 32 B B NNP 43963 431 33 _ _ NNP 43963 431 34 and and CC 43963 431 35 _ _ NNP 43963 431 36 C C NNP 43963 431 37 _ _ NNP 43963 431 38 do do VBP 43963 431 39 the the DT 43963 431 40 same same JJ 43963 431 41 , , , 43963 431 42 at at IN 43963 431 43 a a DT 43963 431 44 later later JJ 43963 431 45 period period NN 43963 431 46 , , , 43963 431 47 then then RB 43963 431 48 the the DT 43963 431 49 fauna fauna NNS 43963 431 50 _ _ NNP 43963 431 51 B B NNP 43963 431 52 _ _ NNP 43963 431 53 will will MD 43963 431 54 always always RB 43963 431 55 be be VB 43963 431 56 found find VBN 43963 431 57 above above IN 43963 431 58 _ _ NNP 43963 431 59 A A NNP 43963 431 60 _ _ NNP 43963 431 61 and and CC 43963 431 62 _ _ NNP 43963 431 63 C C NNP 43963 431 64 _ _ NNP 43963 431 65 above above IN 43963 431 66 _ _ NNP 43963 431 67 B B NNP 43963 431 68 _ _ NNP 43963 431 69 , , , 43963 431 70 but but CC 43963 431 71 if if IN 43963 431 72 _ _ NNP 43963 431 73 B B NNP 43963 431 74 _ _ NNP 43963 431 75 did do VBD 43963 431 76 not not RB 43963 431 77 become become VB 43963 431 78 extinct extinct JJ 43963 431 79 when when WRB 43963 431 80 it -PRON- PRP 43963 431 81 reached reach VBD 43963 431 82 the the DT 43963 431 83 Greenwich Greenwich NNP 43963 431 84 meridian meridian NN 43963 431 85 , , , 43963 431 86 it -PRON- PRP 43963 431 87 would would MD 43963 431 88 continue continue VB 43963 431 89 its -PRON- PRP$ 43963 431 90 eastward eastward JJ 43963 431 91 course course NN 43963 431 92 , , , 43963 431 93 and and CC 43963 431 94 _ _ NNP 43963 431 95 C C NNP 43963 431 96 _ _ NNP 43963 431 97 having have VBG 43963 431 98 in in IN 43963 431 99 the the DT 43963 431 100 meantime meantime NN 43963 431 101 started start VBD 43963 431 102 on on IN 43963 431 103 its -PRON- PRP$ 43963 431 104 first first JJ 43963 431 105 round round NN 43963 431 106 , , , 43963 431 107 the the DT 43963 431 108 fossils fossil NNS 43963 431 109 of of IN 43963 431 110 the the DT 43963 431 111 fauna fauna NNS 43963 431 112 _ _ NNP 43963 431 113 B B NNP 43963 431 114 _ _ NNP 43963 431 115 would would MD 43963 431 116 be be VB 43963 431 117 found find VBN 43963 431 118 both both DT 43963 431 119 above above IN 43963 431 120 and and CC 43963 431 121 below below IN 43963 431 122 those those DT 43963 431 123 of of IN 43963 431 124 _ _ NNP 43963 431 125 C C NNP 43963 431 126 _ _ NNP 43963 431 127 . . . 43963 432 1 It -PRON- PRP 43963 432 2 will will MD 43963 432 3 be be VB 43963 432 4 shown show VBN 43963 432 5 below below IN 43963 432 6 that that DT 43963 432 7 cases case NNS 43963 432 8 of of IN 43963 432 9 recurrence recurrence NN 43963 432 10 do do VBP 43963 432 11 occur occur VB 43963 432 12 , , , 43963 432 13 but but CC 43963 432 14 nowhere nowhere RB 43963 432 15 do do VBP 43963 432 16 we -PRON- PRP 43963 432 17 find find VB 43963 432 18 a a DT 43963 432 19 Silurian silurian JJ 43963 432 20 fauna fauna NNS 43963 432 21 above above IN 43963 432 22 a a DT 43963 432 23 Devonian Devonian NNP 43963 432 24 one one NN 43963 432 25 , , , 43963 432 26 or or CC 43963 432 27 a a DT 43963 432 28 Devonian Devonian NNP 43963 432 29 one one NN 43963 432 30 above above IN 43963 432 31 one one CD 43963 432 32 belonging belong VBG 43963 432 33 to to IN 43963 432 34 the the DT 43963 432 35 Carboniferous Carboniferous NNP 43963 432 36 , , , 43963 432 37 nor nor CC 43963 432 38 is be VBZ 43963 432 39 the the DT 43963 432 40 fauna fauna NNS 43963 432 41 of of IN 43963 432 42 a a DT 43963 432 43 great great JJ 43963 432 44 group group NN 43963 432 45 of of IN 43963 432 46 rocks rock NNS 43963 432 47 found find VBN 43963 432 48 in in IN 43963 432 49 one one CD 43963 432 50 region region NN 43963 432 51 above above IN 43963 432 52 the the DT 43963 432 53 fauna fauna NNS 43963 432 54 of of IN 43963 432 55 another another DT 43963 432 56 group group NN 43963 432 57 , , , 43963 432 58 and and CC 43963 432 59 in in IN 43963 432 60 another another DT 43963 432 61 region region NN 43963 432 62 below below IN 43963 432 63 the the DT 43963 432 64 same same JJ 43963 432 65 . . . 43963 433 1 And and CC 43963 433 2 this this DT 43963 433 3 is be VBZ 43963 433 4 true true JJ 43963 433 5 not not RB 43963 433 6 only only RB 43963 433 7 of of IN 43963 433 8 the the DT 43963 433 9 faunas fauna NNS 43963 433 10 of of IN 43963 433 11 one one CD 43963 433 12 major major JJ 43963 433 13 division division NN 43963 433 14 , , , 43963 433 15 such such JJ 43963 433 16 as as IN 43963 433 17 those those DT 43963 433 18 of of IN 43963 433 19 the the DT 43963 433 20 Silurian silurian JJ 43963 433 21 and and CC 43963 433 22 Carboniferous carboniferous JJ 43963 433 23 periods period NNS 43963 433 24 , , , 43963 433 25 but but CC 43963 433 26 also also RB 43963 433 27 of of IN 43963 433 28 the the DT 43963 433 29 faunas fauna NNS 43963 433 30 of of IN 43963 433 31 many many JJ 43963 433 32 minor minor JJ 43963 433 33 subdivisions subdivision NNS 43963 433 34 into into IN 43963 433 35 which which WDT 43963 433 36 the the DT 43963 433 37 large large JJ 43963 433 38 ones one NNS 43963 433 39 are be VBP 43963 433 40 separated separate VBN 43963 433 41 , , , 43963 433 42 for for IN 43963 433 43 instance instance NN 43963 433 44 we -PRON- PRP 43963 433 45 do do VBP 43963 433 46 not not RB 43963 433 47 find find VB 43963 433 48 the the DT 43963 433 49 Llandovery Llandovery NNP 43963 433 50 fauna fauna NN 43963 433 51 of of IN 43963 433 52 the the DT 43963 433 53 Silurian silurian JJ 43963 433 54 period period NN 43963 433 55 which which WDT 43963 433 56 in in IN 43963 433 57 Britain Britain NNP 43963 433 58 is be VBZ 43963 433 59 found find VBN 43963 433 60 below below IN 43963 433 61 the the DT 43963 433 62 Wenlock Wenlock NNP 43963 433 63 fauna fauna NNS 43963 433 64 embedded embed VBN 43963 433 65 elsewhere elsewhere RB 43963 433 66 in in IN 43963 433 67 strata strata NN 43963 433 68 above above IN 43963 433 69 the the DT 43963 433 70 Wenlock Wenlock NNP 43963 433 71 . . . 43963 434 1 I -PRON- PRP 43963 434 2 have have VBP 43963 434 3 simplified simplify VBN 43963 434 4 the the DT 43963 434 5 statement statement NN 43963 434 6 by by IN 43963 434 7 assuming assume VBG 43963 434 8 that that IN 43963 434 9 the the DT 43963 434 10 faunas fauna NNS 43963 434 11 are be VBP 43963 434 12 identical identical JJ 43963 434 13 in in IN 43963 434 14 the the DT 43963 434 15 different different JJ 43963 434 16 localities locality NNS 43963 434 17 , , , 43963 434 18 and and CC 43963 434 19 exactly exactly RB 43963 434 20 similar similar JJ 43963 434 21 throughout throughout IN 43963 434 22 the the DT 43963 434 23 whole whole JJ 43963 434 24 thickness thickness NN 43963 434 25 of of IN 43963 434 26 the the DT 43963 434 27 containing contain VBG 43963 434 28 strata strata NN 43963 434 29 , , , 43963 434 30 which which WDT 43963 434 31 is be VBZ 43963 434 32 naturally naturally RB 43963 434 33 not not RB 43963 434 34 the the DT 43963 434 35 case case NN 43963 434 36 , , , 43963 434 37 but but CC 43963 434 38 the the DT 43963 434 39 additional additional JJ 43963 434 40 complexity complexity NN 43963 434 41 does do VBZ 43963 434 42 not not RB 43963 434 43 conceal conceal VB 43963 434 44 the the DT 43963 434 45 truth truth NN 43963 434 46 of of IN 43963 434 47 what what WP 43963 434 48 has have VBZ 43963 434 49 been be VBN 43963 434 50 stated state VBN 43963 434 51 . . . 43963 435 1 In in IN 43963 435 2 the the DT 43963 435 3 absence absence NN 43963 435 4 of of IN 43963 435 5 actual actual JJ 43963 435 6 inversion inversion NN 43963 435 7 of of IN 43963 435 8 well well RB 43963 435 9 - - HYPH 43963 435 10 marked mark VBN 43963 435 11 faunas fauna NNS 43963 435 12 , , , 43963 435 13 only only RB 43963 435 14 one one CD 43963 435 15 explanation explanation NN 43963 435 16 is be VBZ 43963 435 17 possible possible JJ 43963 435 18 , , , 43963 435 19 namely namely RB 43963 435 20 , , , 43963 435 21 that that IN 43963 435 22 the the DT 43963 435 23 time time NN 43963 435 24 for for IN 43963 435 25 migration migration NN 43963 435 26 of of IN 43963 435 27 forms form NNS 43963 435 28 is be VBZ 43963 435 29 so so RB 43963 435 30 short short JJ 43963 435 31 as as IN 43963 435 32 compared compare VBN 43963 435 33 with with IN 43963 435 34 the the DT 43963 435 35 entire entire JJ 43963 435 36 period period NN 43963 435 37 during during IN 43963 435 38 which which WDT 43963 435 39 the the DT 43963 435 40 forms form NNS 43963 435 41 existed exist VBD 43963 435 42 , , , 43963 435 43 that that IN 43963 435 44 it -PRON- PRP 43963 435 45 may may MD 43963 435 46 be be VB 43963 435 47 practically practically RB 43963 435 48 ignored ignore VBN 43963 435 49 , , , 43963 435 50 and and CC 43963 435 51 the the DT 43963 435 52 strata strata NN 43963 435 53 containing contain VBG 43963 435 54 similar similar JJ 43963 435 55 faunas fauna NNS 43963 435 56 may may MD 43963 435 57 be be VB 43963 435 58 therefore therefore RB 43963 435 59 spoken speak VBN 43963 435 60 of of IN 43963 435 61 truthfully truthfully RB 43963 435 62 as as RB 43963 435 63 contemporaneous contemporaneous JJ 43963 435 64 and and CC 43963 435 65 not not RB 43963 435 66 merely merely RB 43963 435 67 homotaxial[14 homotaxial[14 NNP 43963 435 68 ] ] -RRB- 43963 435 69 . . . 43963 436 1 [ [ -LRB- 43963 436 2 Footnote Footnote NNP 43963 436 3 13 13 CD 43963 436 4 : : : 43963 436 5 Huxley Huxley NNP 43963 436 6 , , , 43963 436 7 T. t. NN 43963 436 8 H. H. NNP 43963 436 9 " " `` 43963 436 10 Geological Geological NNP 43963 436 11 Contemporaneity Contemporaneity NNP 43963 436 12 and and CC 43963 436 13 Persistent Persistent NNP 43963 436 14 Types Types NNPS 43963 436 15 of of IN 43963 436 16 Life life NN 43963 436 17 , , , 43963 436 18 " " '' 43963 436 19 being be VBG 43963 436 20 the the DT 43963 436 21 Anniversary Anniversary NNP 43963 436 22 Address Address NNP 43963 436 23 to to IN 43963 436 24 the the DT 43963 436 25 Geological Geological NNP 43963 436 26 Society Society NNP 43963 436 27 for for IN 43963 436 28 1862 1862 CD 43963 436 29 ; ; : 43963 436 30 reprinted reprint VBN 43963 436 31 in in IN 43963 436 32 _ _ NNP 43963 436 33 Lay Lay NNP 43963 436 34 Sermons Sermons NNPS 43963 436 35 , , , 43963 436 36 Addresses Addresses NNPS 43963 436 37 and and CC 43963 436 38 Reviews Reviews NNP 43963 436 39 _ _ NNP 43963 436 40 . . . 43963 436 41 ] ] -RRB- 43963 437 1 [ [ -LRB- 43963 437 2 Footnote footnote NN 43963 437 3 14 14 CD 43963 437 4 : : : 43963 437 5 For for IN 43963 437 6 fuller full JJR 43963 437 7 discussion discussion NN 43963 437 8 of of IN 43963 437 9 this this DT 43963 437 10 matter matter NN 43963 437 11 see see VBP 43963 437 12 a a DT 43963 437 13 paper paper NN 43963 437 14 by by IN 43963 437 15 the the DT 43963 437 16 Author author NN 43963 437 17 ' ' '' 43963 437 18 On on IN 43963 437 19 Homotaxis Homotaxis NNP 43963 437 20 , , , 43963 437 21 ' ' '' 43963 437 22 _ _ NNP 43963 437 23 Proc Proc NNP 43963 437 24 . . . 43963 438 1 Camb camb NN 43963 438 2 . . . 43963 439 1 Phil Phil NNP 43963 439 2 . . . 43963 440 1 Soc Soc NNP 43963 440 2 . . . 43963 440 3 _ _ NNP 43963 440 4 , , , 43963 440 5 vol vol NNP 43963 440 6 . . . 43963 441 1 VI VI NNP 43963 441 2 . . . 43963 442 1 Part Part NNP 43963 442 2 II II NNP 43963 442 3 . . . 43963 443 1 p. p. NN 43963 444 1 74 74 CD 43963 444 2 . . . 43963 444 3 ] ] -RRB- 43963 445 1 _ _ NNP 43963 445 2 Apparent apparent JJ 43963 445 3 anomalies anomaly NNS 43963 445 4 in in IN 43963 445 5 the the DT 43963 445 6 distribution distribution NN 43963 445 7 of of IN 43963 445 8 fossils fossil NNS 43963 445 9 . . . 43963 445 10 _ _ NNP 43963 445 11 There there EX 43963 445 12 are be VBP 43963 445 13 several several JJ 43963 445 14 occurrences occurrence NNS 43963 445 15 which which WDT 43963 445 16 have have VBP 43963 445 17 tended tend VBN 43963 445 18 to to TO 43963 445 19 augment augment VB 43963 445 20 the the DT 43963 445 21 distrust distrust NN 43963 445 22 frequently frequently RB 43963 445 23 felt feel VBD 43963 445 24 concerning concern VBG 43963 445 25 the the DT 43963 445 26 value value NN 43963 445 27 of of IN 43963 445 28 fossils fossil NNS 43963 445 29 as as IN 43963 445 30 indices index NNS 43963 445 31 of of IN 43963 445 32 the the DT 43963 445 33 age age NN 43963 445 34 of of IN 43963 445 35 the the DT 43963 445 36 beds bed NNS 43963 445 37 in in IN 43963 445 38 which which WDT 43963 445 39 they -PRON- PRP 43963 445 40 occur occur VBP 43963 445 41 , , , 43963 445 42 which which WDT 43963 445 43 may may MD 43963 445 44 be be VB 43963 445 45 here here RB 43963 445 46 considered consider VBN 43963 445 47 . . . 43963 446 1 Though though IN 43963 446 2 the the DT 43963 446 3 greater great JJR 43963 446 4 number number NN 43963 446 5 of of IN 43963 446 6 fossil fossil NN 43963 446 7 remains remain NNS 43963 446 8 belonged belong VBN 43963 446 9 to to IN 43963 446 10 organisms organism NNS 43963 446 11 which which WDT 43963 446 12 lived live VBD 43963 446 13 during during IN 43963 446 14 the the DT 43963 446 15 time time NN 43963 446 16 of of IN 43963 446 17 accumulation accumulation NN 43963 446 18 of of IN 43963 446 19 the the DT 43963 446 20 deposits deposit NNS 43963 446 21 in in IN 43963 446 22 which which WDT 43963 446 23 they -PRON- PRP 43963 446 24 are be VBP 43963 446 25 now now RB 43963 446 26 embedded embed VBN 43963 446 27 , , , 43963 446 28 this this DT 43963 446 29 is be VBZ 43963 446 30 by by IN 43963 446 31 no no DT 43963 446 32 means means NN 43963 446 33 universally universally RB 43963 446 34 the the DT 43963 446 35 case case NN 43963 446 36 , , , 43963 446 37 and and CC 43963 446 38 the the DT 43963 446 39 occurrence occurrence NN 43963 446 40 of of IN 43963 446 41 _ _ NNP 43963 446 42 remanié remanié NN 43963 446 43 _ _ NNP 43963 446 44 fossils fossil NNS 43963 446 45 , , , 43963 446 46 which which WDT 43963 446 47 have have VBP 43963 446 48 been be VBN 43963 446 49 derived derive VBN 43963 446 50 from from IN 43963 446 51 deposits deposit NNS 43963 446 52 more more RBR 43963 446 53 ancient ancient JJ 43963 446 54 than than IN 43963 446 55 the the DT 43963 446 56 ones one NNS 43963 446 57 in in IN 43963 446 58 which which WDT 43963 446 59 they -PRON- PRP 43963 446 60 are be VBP 43963 446 61 now now RB 43963 446 62 found find VBN 43963 446 63 is be VBZ 43963 446 64 far far RB 43963 446 65 from from IN 43963 446 66 being be VBG 43963 446 67 a a DT 43963 446 68 rare rare JJ 43963 446 69 event event NN 43963 446 70 . . . 43963 447 1 The the DT 43963 447 2 existence existence NN 43963 447 3 of of IN 43963 447 4 remains remain NNS 43963 447 5 of of IN 43963 447 6 this this DT 43963 447 7 nature nature NN 43963 447 8 in in IN 43963 447 9 the the DT 43963 447 10 superficial superficial JJ 43963 447 11 drifts drift NNS 43963 447 12 and and CC 43963 447 13 river river NN 43963 447 14 - - HYPH 43963 447 15 gravels gravel NNS 43963 447 16 of of IN 43963 447 17 our -PRON- PRP$ 43963 447 18 own own JJ 43963 447 19 country country NN 43963 447 20 has have VBZ 43963 447 21 long long RB 43963 447 22 been be VBN 43963 447 23 recognised recognise VBN 43963 447 24 , , , 43963 447 25 and and CC 43963 447 26 no no DT 43963 447 27 one one PRP 43963 447 28 would would MD 43963 447 29 suppose suppose VB 43963 447 30 that that IN 43963 447 31 the the DT 43963 447 32 _ _ NNP 43963 447 33 Gryphæa Gryphæa NNP 43963 447 34 _ _ NNP 43963 447 35 and and CC 43963 447 36 other other JJ 43963 447 37 shells shell NNS 43963 447 38 furnished furnish VBN 43963 447 39 by by IN 43963 447 40 these these DT 43963 447 41 gravels gravel NNS 43963 447 42 had have VBD 43963 447 43 lived live VBN 43963 447 44 contemporaneously contemporaneously RB 43963 447 45 with with IN 43963 447 46 the the DT 43963 447 47 species specie NNS 43963 447 48 of of IN 43963 447 49 _ _ NNP 43963 447 50 Corbicula Corbicula NNP 43963 447 51 _ _ NNP 43963 447 52 , , , 43963 447 53 _ _ NNP 43963 447 54 Unio Unio NNP 43963 447 55 _ _ NNP 43963 447 56 and and CC 43963 447 57 other other JJ 43963 447 58 molluscs mollusc NNS 43963 447 59 which which WDT 43963 447 60 are be VBP 43963 447 61 part part NN 43963 447 62 of of IN 43963 447 63 the the DT 43963 447 64 true true JJ 43963 447 65 fauna fauna NNS 43963 447 66 of of IN 43963 447 67 the the DT 43963 447 68 gravels gravel NNS 43963 447 69 . . . 43963 448 1 In in IN 43963 448 2 this this DT 43963 448 3 case case NN 43963 448 4 the the DT 43963 448 5 water water NN 43963 448 6 - - HYPH 43963 448 7 worn wear VBN 43963 448 8 nature nature NN 43963 448 9 of of IN 43963 448 10 the the DT 43963 448 11 remains remain NNS 43963 448 12 is be VBZ 43963 448 13 a a DT 43963 448 14 good good JJ 43963 448 15 index index NN 43963 448 16 to to IN 43963 448 17 their -PRON- PRP$ 43963 448 18 origin origin NN 43963 448 19 , , , 43963 448 20 but but CC 43963 448 21 in in IN 43963 448 22 other other JJ 43963 448 23 cases case NNS 43963 448 24 , , , 43963 448 25 it -PRON- PRP 43963 448 26 is be VBZ 43963 448 27 by by IN 43963 448 28 no no DT 43963 448 29 means means NN 43963 448 30 an an DT 43963 448 31 infallible infallible JJ 43963 448 32 guide guide NN 43963 448 33 , , , 43963 448 34 for for IN 43963 448 35 we -PRON- PRP 43963 448 36 sometimes sometimes RB 43963 448 37 find find VBP 43963 448 38 on on IN 43963 448 39 the the DT 43963 448 40 one one CD 43963 448 41 hand hand NN 43963 448 42 that that WDT 43963 448 43 remains remain VBZ 43963 448 44 of of IN 43963 448 45 organisms organism NNS 43963 448 46 proper proper JJ 43963 448 47 to to IN 43963 448 48 the the DT 43963 448 49 deposits deposit NNS 43963 448 50 in in IN 43963 448 51 which which WDT 43963 448 52 they -PRON- PRP 43963 448 53 occur occur VBP 43963 448 54 are be VBP 43963 448 55 water water NN 43963 448 56 - - HYPH 43963 448 57 worn wear VBN 43963 448 58 , , , 43963 448 59 whilst whilst IN 43963 448 60 on on IN 43963 448 61 the the DT 43963 448 62 other other JJ 43963 448 63 the the DT 43963 448 64 relics relic NNS 43963 448 65 of of IN 43963 448 66 _ _ NNP 43963 448 67 remanié remanié NN 43963 448 68 _ _ NNP 43963 448 69 fossils fossil NNS 43963 448 70 are be VBP 43963 448 71 not not RB 43963 448 72 . . . 43963 449 1 The the DT 43963 449 2 now now RB 43963 449 3 well well RB 43963 449 4 - - HYPH 43963 449 5 known know VBN 43963 449 6 gault gault NN 43963 449 7 fossils fossil NNS 43963 449 8 of of IN 43963 449 9 the the DT 43963 449 10 Cambridge Cambridge NNP 43963 449 11 Greensand Greensand NNP 43963 449 12 at at IN 43963 449 13 the the DT 43963 449 14 base base NN 43963 449 15 of of IN 43963 449 16 the the DT 43963 449 17 chalk chalk NN 43963 449 18 were be VBD 43963 449 19 not not RB 43963 449 20 always always RB 43963 449 21 recognised recognise VBN 43963 449 22 as as IN 43963 449 23 having have VBG 43963 449 24 been be VBN 43963 449 25 derived derive VBN 43963 449 26 from from IN 43963 449 27 older old JJR 43963 449 28 beds bed NNS 43963 449 29 , , , 43963 449 30 and and CC 43963 449 31 there there EX 43963 449 32 are be VBP 43963 449 33 certain certain JJ 43963 449 34 fossils fossil NNS 43963 449 35 found find VBN 43963 449 36 in in IN 43963 449 37 nodules nodule NNS 43963 449 38 in in IN 43963 449 39 the the DT 43963 449 40 Cretaceous cretaceous JJ 43963 449 41 rocks rock NNS 43963 449 42 of of IN 43963 449 43 Lincolnshire Lincolnshire NNP 43963 449 44 , , , 43963 449 45 which which WDT 43963 449 46 still still RB 43963 449 47 form form VBP 43963 449 48 a a DT 43963 449 49 subject subject NN 43963 449 50 for for IN 43963 449 51 difference difference NN 43963 449 52 of of IN 43963 449 53 opinion opinion NN 43963 449 54 , , , 43963 449 55 for for IN 43963 449 56 while while IN 43963 449 57 some some DT 43963 449 58 writers writer NNS 43963 449 59 maintain maintain VBP 43963 449 60 that that IN 43963 449 61 they -PRON- PRP 43963 449 62 belong belong VBP 43963 449 63 to to IN 43963 449 64 the the DT 43963 449 65 deposits deposit NNS 43963 449 66 in in IN 43963 449 67 which which WDT 43963 449 68 they -PRON- PRP 43963 449 69 are be VBP 43963 449 70 now now RB 43963 449 71 found find VBN 43963 449 72 , , , 43963 449 73 others other NNS 43963 449 74 suppose suppose VBP 43963 449 75 that that IN 43963 449 76 the the DT 43963 449 77 nodules nodule NNS 43963 449 78 have have VBP 43963 449 79 been be VBN 43963 449 80 washed wash VBN 43963 449 81 out out IN 43963 449 82 of of IN 43963 449 83 earlier early JJR 43963 449 84 beds bed NNS 43963 449 85 . . . 43963 450 1 Occasionally occasionally RB 43963 450 2 we -PRON- PRP 43963 450 3 find find VBP 43963 450 4 forms form NNS 43963 450 5 which which WDT 43963 450 6 occurring occur VBG 43963 450 7 in in IN 43963 450 8 a a DT 43963 450 9 set set NN 43963 450 10 of of IN 43963 450 11 beds bed NNS 43963 450 12 _ _ NNP 43963 450 13 A A NNP 43963 450 14 _ _ NNP 43963 450 15 in in IN 43963 450 16 an an DT 43963 450 17 area area NN 43963 450 18 , , , 43963 450 19 are be VBP 43963 450 20 absent absent JJ 43963 450 21 from from IN 43963 450 22 the the DT 43963 450 23 overlying overlying NN 43963 450 24 beds bed NNS 43963 450 25 _ _ NNP 43963 450 26 B B NNP 43963 450 27 _ _ NNP 43963 450 28 , , , 43963 450 29 and and CC 43963 450 30 appear appear VB 43963 450 31 again again RB 43963 450 32 in in IN 43963 450 33 the the DT 43963 450 34 succeeding succeed VBG 43963 450 35 deposits deposit NNS 43963 450 36 _ _ NNP 43963 450 37 C C NNP 43963 450 38 _ _ NNP 43963 450 39 . . . 43963 451 1 Such such JJ 43963 451 2 cases case NNS 43963 451 3 of of IN 43963 451 4 _ _ NNP 43963 451 5 recurrence recurrence NN 43963 451 6 _ _ NNP 43963 451 7 are be VBP 43963 451 8 by by IN 43963 451 9 no no DT 43963 451 10 means means NN 43963 451 11 rare rare JJ 43963 451 12 , , , 43963 451 13 though though IN 43963 451 14 many many JJ 43963 451 15 supposed suppose VBN 43963 451 16 instances instance NNS 43963 451 17 of of IN 43963 451 18 recurrence recurrence NN 43963 451 19 have have VBP 43963 451 20 been be VBN 43963 451 21 recorded record VBN 43963 451 22 as as IN 43963 451 23 the the DT 43963 451 24 result result NN 43963 451 25 of of IN 43963 451 26 stratigraphical stratigraphical JJ 43963 451 27 or or CC 43963 451 28 palæontological palæontological JJ 43963 451 29 errors error NNS 43963 451 30 . . . 43963 452 1 The the DT 43963 452 2 best good JJS 43963 452 3 examples example NNS 43963 452 4 have have VBP 43963 452 5 been be VBN 43963 452 6 noted note VBN 43963 452 7 by by IN 43963 452 8 Barrande Barrande NNP 43963 452 9 among among IN 43963 452 10 the the DT 43963 452 11 Lower low JJR 43963 452 12 Palæozoic palæozoic JJ 43963 452 13 deposits deposit NNS 43963 452 14 of of IN 43963 452 15 Bohemia Bohemia NNP 43963 452 16 . . . 43963 453 1 The the DT 43963 453 2 stage stage NN 43963 453 3 _ _ NNP 43963 453 4 D D NNP 43963 453 5 _ _ NNP 43963 453 6 of of IN 43963 453 7 Bohemia Bohemia NNP 43963 453 8 consists consist VBZ 43963 453 9 of of IN 43963 453 10 five five CD 43963 453 11 ' ' `` 43963 453 12 bandes bande NNS 43963 453 13 ' ' '' 43963 453 14 or or CC 43963 453 15 subdivisions subdivision NNS 43963 453 16 , , , 43963 453 17 the the DT 43963 453 18 lowest low JJS 43963 453 19 ( ( -LRB- 43963 453 20 _ _ NNP 43963 453 21 d d NNP 43963 453 22 _ _ NNP 43963 453 23 1 1 CD 43963 453 24 ) ) -RRB- 43963 453 25 , , , 43963 453 26 central central NNP 43963 453 27 ( ( -LRB- 43963 453 28 _ _ NNP 43963 453 29 d d NNP 43963 453 30 _ _ NNP 43963 453 31 3 3 CD 43963 453 32 ) ) -RRB- 43963 453 33 and and CC 43963 453 34 uppermost uppermost NNP 43963 453 35 ( ( -LRB- 43963 453 36 _ _ NNP 43963 453 37 d d NNP 43963 453 38 _ _ NNP 43963 453 39 5 5 CD 43963 453 40 ) ) -RRB- 43963 453 41 divisions division NNS 43963 453 42 are be VBP 43963 453 43 mainly mainly RB 43963 453 44 argillaceous argillaceous JJ 43963 453 45 , , , 43963 453 46 whilst whilst IN 43963 453 47 the the DT 43963 453 48 second second JJ 43963 453 49 ( ( -LRB- 43963 453 50 _ _ NNP 43963 453 51 d d NNP 43963 453 52 _ _ NNP 43963 453 53 2 2 CD 43963 453 54 ) ) -RRB- 43963 453 55 and and CC 43963 453 56 fourth fourth JJ 43963 453 57 ( ( -LRB- 43963 453 58 _ _ NNP 43963 453 59 d d NNP 43963 453 60 _ _ NNP 43963 453 61 4 4 CD 43963 453 62 ) ) -RRB- 43963 453 63 are be VBP 43963 453 64 essentially essentially RB 43963 453 65 arenaceous arenaceous JJ 43963 453 66 . . . 43963 454 1 Some some DT 43963 454 2 of of IN 43963 454 3 the the DT 43963 454 4 forms form NNS 43963 454 5 found find VBN 43963 454 6 in in IN 43963 454 7 _ _ NNP 43963 454 8 d d NNP 43963 454 9 _ _ NNP 43963 454 10 1 1 CD 43963 454 11 , , , 43963 454 12 _ _ NNP 43963 454 13 d d NNP 43963 454 14 _ _ NNP 43963 454 15 3 3 CD 43963 454 16 and and CC 43963 454 17 _ _ NNP 43963 454 18 d d NNP 43963 454 19 _ _ NNP 43963 454 20 5 5 CD 43963 454 21 have have VBP 43963 454 22 not not RB 43963 454 23 been be VBN 43963 454 24 found find VBN 43963 454 25 in in IN 43963 454 26 _ _ NNP 43963 454 27 d d NNP 43963 454 28 _ _ NNP 43963 454 29 2 2 NNP 43963 454 30 and and CC 43963 454 31 _ _ NNP 43963 454 32 d d NNP 43963 454 33 _ _ NNP 43963 454 34 4 4 CD 43963 454 35 . . . 43963 455 1 The the DT 43963 455 2 best well RBS 43963 455 3 - - HYPH 43963 455 4 known know VBN 43963 455 5 example example NN 43963 455 6 is be VBZ 43963 455 7 the the DT 43963 455 8 trilobite trilobite NN 43963 455 9 _ _ NNP 43963 455 10 Æglina Æglina NNP 43963 455 11 rediviva rediviva NN 43963 455 12 _ _ NNP 43963 455 13 . . . 43963 456 1 It -PRON- PRP 43963 456 2 is be VBZ 43963 456 3 clear clear JJ 43963 456 4 that that IN 43963 456 5 this this DT 43963 456 6 and and CC 43963 456 7 other other JJ 43963 456 8 forms form NNS 43963 456 9 did do VBD 43963 456 10 not not RB 43963 456 11 become become VB 43963 456 12 extinct extinct JJ 43963 456 13 during during IN 43963 456 14 the the DT 43963 456 15 deposition deposition NN 43963 456 16 of of IN 43963 456 17 the the DT 43963 456 18 strata strata NN 43963 456 19 of of IN 43963 456 20 _ _ NNP 43963 456 21 d d NNP 43963 456 22 _ _ NNP 43963 456 23 2 2 NNP 43963 456 24 and and CC 43963 456 25 _ _ NNP 43963 456 26 d d NNP 43963 456 27 _ _ NNP 43963 456 28 4 4 CD 43963 456 29 , , , 43963 456 30 though though IN 43963 456 31 they -PRON- PRP 43963 456 32 may may MD 43963 456 33 have have VB 43963 456 34 disappeared disappear VBN 43963 456 35 temporarily temporarily RB 43963 456 36 from from IN 43963 456 37 the the DT 43963 456 38 Bohemian bohemian JJ 43963 456 39 area area NN 43963 456 40 , , , 43963 456 41 or or CC 43963 456 42 else else RB 43963 456 43 lingered linger VBN 43963 456 44 on on RP 43963 456 45 in in IN 43963 456 46 such such JJ 43963 456 47 diminished diminished JJ 43963 456 48 numbers number NNS 43963 456 49 that that IN 43963 456 50 their -PRON- PRP$ 43963 456 51 remains remain NNS 43963 456 52 have have VBP 43963 456 53 not not RB 43963 456 54 been be VBN 43963 456 55 discovered discover VBN 43963 456 56 . . . 43963 457 1 The the DT 43963 457 2 range range NN 43963 457 3 of of IN 43963 457 4 the the DT 43963 457 5 organism organism NN 43963 457 6 is be VBZ 43963 457 7 in in IN 43963 457 8 fact fact NN 43963 457 9 right right RB 43963 457 10 through through IN 43963 457 11 the the DT 43963 457 12 deposits deposit NNS 43963 457 13 of of IN 43963 457 14 the the DT 43963 457 15 stage stage NN 43963 457 16 _ _ NNP 43963 457 17 D D NNP 43963 457 18 _ _ NNP 43963 457 19 , , , 43963 457 20 and and CC 43963 457 21 the the DT 43963 457 22 discontinuity discontinuity NN 43963 457 23 of of IN 43963 457 24 distribution distribution NN 43963 457 25 is be VBZ 43963 457 26 not not RB 43963 457 27 a a DT 43963 457 28 real real JJ 43963 457 29 anomaly anomaly RB 43963 457 30 ; ; : 43963 457 31 it -PRON- PRP 43963 457 32 may may MD 43963 457 33 be be VB 43963 457 34 compared compare VBN 43963 457 35 to to IN 43963 457 36 some some DT 43963 457 37 extent extent NN 43963 457 38 with with IN 43963 457 39 cases case NNS 43963 457 40 of of IN 43963 457 41 discontinuous discontinuous JJ 43963 457 42 distribution distribution NN 43963 457 43 in in IN 43963 457 44 space space NN 43963 457 45 . . . 43963 458 1 It -PRON- PRP 43963 458 2 is be VBZ 43963 458 3 needless needless JJ 43963 458 4 to to TO 43963 458 5 remark remark VB 43963 458 6 that that IN 43963 458 7 the the DT 43963 458 8 whole whole JJ 43963 458 9 fauna fauna NN 43963 458 10 does do VBZ 43963 458 11 not not RB 43963 458 12 disappear disappear VB 43963 458 13 for for IN 43963 458 14 a a DT 43963 458 15 time time NN 43963 458 16 and and CC 43963 458 17 then then RB 43963 458 18 reappear reappear VB 43963 458 19 , , , 43963 458 20 but but CC 43963 458 21 only only RB 43963 458 22 a a DT 43963 458 23 few few JJ 43963 458 24 out out IN 43963 458 25 of of IN 43963 458 26 the the DT 43963 458 27 many many JJ 43963 458 28 forms form NNS 43963 458 29 which which WDT 43963 458 30 compose compose VBP 43963 458 31 it -PRON- PRP 43963 458 32 . . . 43963 459 1 The the DT 43963 459 2 comparative comparative JJ 43963 459 3 rarity rarity NN 43963 459 4 of of IN 43963 459 5 examples example NNS 43963 459 6 of of IN 43963 459 7 recurrence recurrence NN 43963 459 8 after after IN 43963 459 9 long long JJ 43963 459 10 intervals interval NNS 43963 459 11 is be VBZ 43963 459 12 an an DT 43963 459 13 indication indication NN 43963 459 14 that that IN 43963 459 15 the the DT 43963 459 16 palæontological palæontological JJ 43963 459 17 record record NN 43963 459 18 as as IN 43963 459 19 it -PRON- PRP 43963 459 20 is be VBZ 43963 459 21 termed term VBN 43963 459 22 is be VBZ 43963 459 23 not not RB 43963 459 24 so so RB 43963 459 25 imperfect imperfect JJ 43963 459 26 as as IN 43963 459 27 some some DT 43963 459 28 suppose suppose NN 43963 459 29 , , , 43963 459 30 for for IN 43963 459 31 if if IN 43963 459 32 our -PRON- PRP$ 43963 459 33 knowledge knowledge NN 43963 459 34 of of IN 43963 459 35 fossils fossil NNS 43963 459 36 were be VBD 43963 459 37 very very RB 43963 459 38 imperfect imperfect JJ 43963 459 39 , , , 43963 459 40 we -PRON- PRP 43963 459 41 should should MD 43963 459 42 expect expect VB 43963 459 43 cases case NNS 43963 459 44 of of IN 43963 459 45 apparent apparent JJ 43963 459 46 recurrence recurrence NN 43963 459 47 to to TO 43963 459 48 be be VB 43963 459 49 common common JJ 43963 459 50 , , , 43963 459 51 as as IN 43963 459 52 the the DT 43963 459 53 result result NN 43963 459 54 of of IN 43963 459 55 the the DT 43963 459 56 non non JJ 43963 459 57 - - NN 43963 459 58 detection detection NN 43963 459 59 of of IN 43963 459 60 fossils fossil NNS 43963 459 61 in in IN 43963 459 62 the the DT 43963 459 63 intermediate intermediate JJ 43963 459 64 beds bed NNS 43963 459 65 . . . 43963 460 1 One one CD 43963 460 2 of of IN 43963 460 3 the the DT 43963 460 4 most most RBS 43963 460 5 marked marked JJ 43963 460 6 cases case NNS 43963 460 7 of of IN 43963 460 8 apparent apparent JJ 43963 460 9 recurrence recurrence NN 43963 460 10 known know VBD 43963 460 11 some some DT 43963 460 12 years year NNS 43963 460 13 ago ago RB 43963 460 14 was be VBD 43963 460 15 the the DT 43963 460 16 reappearance reappearance NN 43963 460 17 of of IN 43963 460 18 a a DT 43963 460 19 genus genus NN 43963 460 20 of of IN 43963 460 21 trilobite trilobite NN 43963 460 22 _ _ NNP 43963 460 23 Ampyx Ampyx NNP 43963 460 24 _ _ NNP 43963 460 25 in in IN 43963 460 26 Ludlow Ludlow NNP 43963 460 27 rocks rock NNS 43963 460 28 , , , 43963 460 29 found find VBN 43963 460 30 in in IN 43963 460 31 the the DT 43963 460 32 Bala Bala NNP 43963 460 33 rocks rock NNS 43963 460 34 , , , 43963 460 35 but but CC 43963 460 36 not not RB 43963 460 37 in in IN 43963 460 38 the the DT 43963 460 39 Llandovery Llandovery NNP 43963 460 40 or or CC 43963 460 41 Wenlock Wenlock NNP 43963 460 42 strata strata NN 43963 460 43 . . . 43963 461 1 It -PRON- PRP 43963 461 2 has have VBZ 43963 461 3 since since IN 43963 461 4 been be VBN 43963 461 5 discovered discover VBN 43963 461 6 in in IN 43963 461 7 Llandovery Llandovery NNP 43963 461 8 beds bed NNS 43963 461 9 , , , 43963 461 10 and and CC 43963 461 11 its -PRON- PRP$ 43963 461 12 eventual eventual JJ 43963 461 13 discovery discovery NN 43963 461 14 in in IN 43963 461 15 beds bed NNS 43963 461 16 of of IN 43963 461 17 Wenlock Wenlock NNP 43963 461 18 age age NN 43963 461 19 may may MD 43963 461 20 be be VB 43963 461 21 regarded regard VBN 43963 461 22 as as IN 43963 461 23 certain certain JJ 43963 461 24 . . . 43963 462 1 A a DT 43963 462 2 supposed suppose VBN 43963 462 3 case case NN 43963 462 4 of of IN 43963 462 5 recurrence recurrence NN 43963 462 6 which which WDT 43963 462 7 would would MD 43963 462 8 have have VB 43963 462 9 been be VBN 43963 462 10 remarkable remarkable JJ 43963 462 11 , , , 43963 462 12 that that DT 43963 462 13 of of IN 43963 462 14 the the DT 43963 462 15 disappearance disappearance NN 43963 462 16 of of IN 43963 462 17 _ _ NNP 43963 462 18 Phillipsia Phillipsia NNP 43963 462 19 _ _ NNP 43963 462 20 in in IN 43963 462 21 Ordovician ordovician JJ 43963 462 22 rocks rock NNS 43963 462 23 , , , 43963 462 24 its -PRON- PRP$ 43963 462 25 entire entire JJ 43963 462 26 absence absence NN 43963 462 27 in in IN 43963 462 28 those those DT 43963 462 29 of of IN 43963 462 30 Silurian silurian JJ 43963 462 31 age age NN 43963 462 32 , , , 43963 462 33 and and CC 43963 462 34 its -PRON- PRP$ 43963 462 35 reappearance reappearance NN 43963 462 36 in in IN 43963 462 37 the the DT 43963 462 38 Devonian Devonian NNP 43963 462 39 , , , 43963 462 40 has have VBZ 43963 462 41 broken break VBN 43963 462 42 down down RP 43963 462 43 , , , 43963 462 44 for for IN 43963 462 45 the the DT 43963 462 46 supposed suppose VBN 43963 462 47 Ordovician ordovician JJ 43963 462 48 form form NN 43963 462 49 has have VBZ 43963 462 50 been be VBN 43963 462 51 shown show VBN 43963 462 52 to to TO 43963 462 53 belong belong VB 43963 462 54 to to IN 43963 462 55 an an DT 43963 462 56 entirely entirely RB 43963 462 57 different different JJ 43963 462 58 group group NN 43963 462 59 of of IN 43963 462 60 trilobites trilobite NNS 43963 462 61 from from IN 43963 462 62 that that DT 43963 462 63 containing contain VBG 43963 462 64 the the DT 43963 462 65 genus genus NN 43963 462 66 _ _ NNP 43963 462 67 Phillipsia Phillipsia NNP 43963 462 68 _ _ NNP 43963 462 69 , , , 43963 462 70 and and CC 43963 462 71 it -PRON- PRP 43963 462 72 has have VBZ 43963 462 73 been be VBN 43963 462 74 therefore therefore RB 43963 462 75 renamed rename VBN 43963 462 76 _ _ NNP 43963 462 77 Phillipsinella Phillipsinella NNP 43963 462 78 _ _ NNP 43963 462 79 . . . 43963 463 1 Many many JJ 43963 463 2 apparent apparent JJ 43963 463 3 anomalies anomaly NNS 43963 463 4 of of IN 43963 463 5 distribution distribution NN 43963 463 6 have have VBP 43963 463 7 been be VBN 43963 463 8 explained explain VBN 43963 463 9 as as IN 43963 463 10 due due IN 43963 463 11 to to IN 43963 463 12 migration migration NN 43963 463 13 , , , 43963 463 14 but but CC 43963 463 15 it -PRON- PRP 43963 463 16 is be VBZ 43963 463 17 doubtful doubtful JJ 43963 463 18 whether whether IN 43963 463 19 any any DT 43963 463 20 one one CD 43963 463 21 of of IN 43963 463 22 these these DT 43963 463 23 supposed suppose VBN 43963 463 24 anomalies anomaly NNS 43963 463 25 is be VBZ 43963 463 26 actual actual JJ 43963 463 27 and and CC 43963 463 28 not not RB 43963 463 29 due due IN 43963 463 30 to to IN 43963 463 31 errors error NNS 43963 463 32 in in IN 43963 463 33 determining determine VBG 43963 463 34 the the DT 43963 463 35 position position NN 43963 463 36 of of IN 43963 463 37 the the DT 43963 463 38 beds bed NNS 43963 463 39 or or CC 43963 463 40 the the DT 43963 463 41 nature nature NN 43963 463 42 of of IN 43963 463 43 their -PRON- PRP$ 43963 463 44 included include VBN 43963 463 45 fossils fossil NNS 43963 463 46 . . . 43963 464 1 Some some DT 43963 464 2 of of IN 43963 464 3 the the DT 43963 464 4 supposed suppose VBN 43963 464 5 anomalies anomaly NNS 43963 464 6 have have VBP 43963 464 7 already already RB 43963 464 8 been be VBN 43963 464 9 shown show VBN 43963 464 10 to to TO 43963 464 11 be be VB 43963 464 12 due due JJ 43963 464 13 to to IN 43963 464 14 error error NN 43963 464 15 , , , 43963 464 16 and and CC 43963 464 17 the the DT 43963 464 18 others other NNS 43963 464 19 will will MD 43963 464 20 almost almost RB 43963 464 21 certainly certainly RB 43963 464 22 be be VB 43963 464 23 cleared clear VBN 43963 464 24 up up RP 43963 464 25 . . . 43963 465 1 In in IN 43963 465 2 speaking speak VBG 43963 465 3 of of IN 43963 465 4 anomalies anomaly NNS 43963 465 5 of of IN 43963 465 6 distribution distribution NN 43963 465 7 , , , 43963 465 8 the the DT 43963 465 9 geologist geologist NN 43963 465 10 can can MD 43963 465 11 only only RB 43963 465 12 be be VB 43963 465 13 guided guide VBN 43963 465 14 by by IN 43963 465 15 experience experience NN 43963 465 16 as as IN 43963 465 17 to to IN 43963 465 18 what what WP 43963 465 19 constitutes constitute VBZ 43963 465 20 an an DT 43963 465 21 anomaly anomaly NN 43963 465 22 . . . 43963 466 1 For for IN 43963 466 2 instance instance NN 43963 466 3 the the DT 43963 466 4 existence existence NN 43963 466 5 of of IN 43963 466 6 a a DT 43963 466 7 complete complete JJ 43963 466 8 fauna fauna NN 43963 466 9 in in IN 43963 466 10 any any DT 43963 466 11 one one CD 43963 466 12 place place NN 43963 466 13 in in IN 43963 466 14 the the DT 43963 466 15 beds bed NNS 43963 466 16 of of IN 43963 466 17 a a DT 43963 466 18 system system NN 43963 466 19 above above IN 43963 466 20 that that DT 43963 466 21 to to TO 43963 466 22 which which WDT 43963 466 23 it -PRON- PRP 43963 466 24 is be VBZ 43963 466 25 elsewhere elsewhere RB 43963 466 26 confined confine VBN 43963 466 27 would would MD 43963 466 28 be be VB 43963 466 29 regarded regard VBN 43963 466 30 as as RB 43963 466 31 anomalous anomalous JJ 43963 466 32 and and CC 43963 466 33 as as RB 43963 466 34 probably probably RB 43963 466 35 due due IN 43963 466 36 to to IN 43963 466 37 error error NN 43963 466 38 , , , 43963 466 39 whilst whilst IN 43963 466 40 the the DT 43963 466 41 reappearance reappearance NN 43963 466 42 of of IN 43963 466 43 several several JJ 43963 466 44 forms form NNS 43963 466 45 in in IN 43963 466 46 beds bed NNS 43963 466 47 of of IN 43963 466 48 a a DT 43963 466 49 system system NN 43963 466 50 higher high JJR 43963 466 51 than than IN 43963 466 52 that that DT 43963 466 53 in in IN 43963 466 54 which which WDT 43963 466 55 they -PRON- PRP 43963 466 56 had have VBD 43963 466 57 hitherto hitherto VBN 43963 466 58 been be VBN 43963 466 59 found find VBN 43963 466 60 , , , 43963 466 61 could could MD 43963 466 62 hardly hardly RB 43963 466 63 be be VB 43963 466 64 considered consider VBN 43963 466 65 as as IN 43963 466 66 an an DT 43963 466 67 anomaly anomaly NN 43963 466 68 . . . 43963 467 1 A a DT 43963 467 2 geologist geologist NN 43963 467 3 would would MD 43963 467 4 suspect suspect VB 43963 467 5 the the DT 43963 467 6 statement statement NN 43963 467 7 that that IN 43963 467 8 after after IN 43963 467 9 the the DT 43963 467 10 disappearance disappearance NN 43963 467 11 of of IN 43963 467 12 an an DT 43963 467 13 Ordovician ordovician JJ 43963 467 14 fauna fauna NNS 43963 467 15 in in IN 43963 467 16 an an DT 43963 467 17 area area NN 43963 467 18 and and CC 43963 467 19 its -PRON- PRP$ 43963 467 20 replacement replacement NN 43963 467 21 by by IN 43963 467 22 a a DT 43963 467 23 Silurian silurian JJ 43963 467 24 fauna fauna NN 43963 467 25 , , , 43963 467 26 the the DT 43963 467 27 Ordovician ordovician JJ 43963 467 28 fauna fauna NNS 43963 467 29 reappeared reappear VBD 43963 467 30 for for IN 43963 467 31 a a DT 43963 467 32 time time NN 43963 467 33 , , , 43963 467 34 but but CC 43963 467 35 would would MD 43963 467 36 not not RB 43963 467 37 regard regard VB 43963 467 38 the the DT 43963 467 39 statement statement NN 43963 467 40 that that IN 43963 467 41 a a DT 43963 467 42 Cenomanian cenomanian JJ 43963 467 43 fauna fauna NN 43963 467 44 partly partly RB 43963 467 45 reappeared reappear VBD 43963 467 46 in in IN 43963 467 47 the the DT 43963 467 48 Chalk Chalk NNP 43963 467 49 Rock Rock NNP 43963 467 50 with with IN 43963 467 51 surprise surprise NN 43963 467 52 . . . 43963 468 1 The the DT 43963 468 2 existence existence NN 43963 468 3 of of IN 43963 468 4 a a DT 43963 468 5 Silurian silurian JJ 43963 468 6 fauna fauna NN 43963 468 7 in in IN 43963 468 8 Ordovician ordovician JJ 43963 468 9 times time NNS 43963 468 10 was be VBD 43963 468 11 maintained maintain VBN 43963 468 12 by by IN 43963 468 13 Barrande Barrande NNP 43963 468 14 in in IN 43963 468 15 the the DT 43963 468 16 case case NN 43963 468 17 of of IN 43963 468 18 the the DT 43963 468 19 Bohemian bohemian JJ 43963 468 20 basin basin NN 43963 468 21 . . . 43963 469 1 Lenticular lenticular NN 43963 469 2 patches patch NNS 43963 469 3 of of IN 43963 469 4 Silurian silurian JJ 43963 469 5 rocks rock NNS 43963 469 6 having have VBG 43963 469 7 the the DT 43963 469 8 lithological lithological JJ 43963 469 9 characters character NNS 43963 469 10 of of IN 43963 469 11 the the DT 43963 469 12 Silurian silurian JJ 43963 469 13 strata strata NN 43963 469 14 are be VBP 43963 469 15 found find VBN 43963 469 16 in in IN 43963 469 17 the the DT 43963 469 18 Ordovician ordovician JJ 43963 469 19 beds bed NNS 43963 469 20 of of IN 43963 469 21 that that DT 43963 469 22 region region NN 43963 469 23 , , , 43963 469 24 and and CC 43963 469 25 they -PRON- PRP 43963 469 26 contain contain VBP 43963 469 27 fossils fossil NNS 43963 469 28 specifically specifically RB 43963 469 29 identical identical JJ 43963 469 30 with with IN 43963 469 31 those those DT 43963 469 32 of of IN 43963 469 33 the the DT 43963 469 34 Silurian silurian JJ 43963 469 35 rocks rock NNS 43963 469 36 . . . 43963 470 1 Barrande Barrande NNP 43963 470 2 explained explain VBD 43963 470 3 this this DT 43963 470 4 appearance appearance NN 43963 470 5 as as IN 43963 470 6 due due IN 43963 470 7 to to IN 43963 470 8 the the DT 43963 470 9 existence existence NN 43963 470 10 of of IN 43963 470 11 a a DT 43963 470 12 fauna fauna NNS 43963 470 13 in in IN 43963 470 14 other other JJ 43963 470 15 regions region NNS 43963 470 16 resembling resemble VBG 43963 470 17 the the DT 43963 470 18 Silurian silurian JJ 43963 470 19 fauna fauna NNS 43963 470 20 of of IN 43963 470 21 Bohemia Bohemia NNP 43963 470 22 , , , 43963 470 23 during during IN 43963 470 24 the the DT 43963 470 25 Ordovician ordovician JJ 43963 470 26 period period NN 43963 470 27 , , , 43963 470 28 when when WRB 43963 470 29 the the DT 43963 470 30 normal normal JJ 43963 470 31 Ordovician ordovician JJ 43963 470 32 fauna fauna NNS 43963 470 33 of of IN 43963 470 34 Bohemia Bohemia NNP 43963 470 35 inhabited inhabit VBD 43963 470 36 that that DT 43963 470 37 area area NN 43963 470 38 . . . 43963 471 1 He -PRON- PRP 43963 471 2 supposed suppose VBD 43963 471 3 that that IN 43963 471 4 in in IN 43963 471 5 parts part NNS 43963 471 6 of of IN 43963 471 7 the the DT 43963 471 8 basin basin NN 43963 471 9 , , , 43963 471 10 when when WRB 43963 471 11 favourable favourable JJ 43963 471 12 conditions condition NNS 43963 471 13 arose arise VBD 43963 471 14 , , , 43963 471 15 _ _ NNP 43963 471 16 colonies colony NNS 43963 471 17 _ _ NNP 43963 471 18 of of IN 43963 471 19 the the DT 43963 471 20 foreign foreign JJ 43963 471 21 fauna fauna NNS 43963 471 22 settled settle VBN 43963 471 23 for for IN 43963 471 24 a a DT 43963 471 25 time time NN 43963 471 26 , , , 43963 471 27 but but CC 43963 471 28 did do VBD 43963 471 29 not not RB 43963 471 30 get get VB 43963 471 31 a a DT 43963 471 32 permanent permanent JJ 43963 471 33 footing footing NN 43963 471 34 in in IN 43963 471 35 the the DT 43963 471 36 basin basin NN 43963 471 37 until until IN 43963 471 38 the the DT 43963 471 39 commencement commencement NN 43963 471 40 of of IN 43963 471 41 Silurian silurian JJ 43963 471 42 times time NNS 43963 471 43 . . . 43963 472 1 The the DT 43963 472 2 theory theory NN 43963 472 3 of of IN 43963 472 4 colonies colony NNS 43963 472 5 has have VBZ 43963 472 6 now now RB 43963 472 7 been be VBN 43963 472 8 rejected reject VBN 43963 472 9 for for IN 43963 472 10 the the DT 43963 472 11 Bohemian bohemian JJ 43963 472 12 area area NN 43963 472 13 , , , 43963 472 14 and and CC 43963 472 15 the the DT 43963 472 16 phenomena phenomenon NNS 43963 472 17 shown show VBN 43963 472 18 to to TO 43963 472 19 be be VB 43963 472 20 due due IN 43963 472 21 to to IN 43963 472 22 repetition repetition NN 43963 472 23 of of IN 43963 472 24 strata strata NN 43963 472 25 by by IN 43963 472 26 folding fold VBG 43963 472 27 and and CC 43963 472 28 faulting faulting NN 43963 472 29 , , , 43963 472 30 but but CC 43963 472 31 it -PRON- PRP 43963 472 32 is be VBZ 43963 472 33 a a DT 43963 472 34 theory theory NN 43963 472 35 which which WDT 43963 472 36 is be VBZ 43963 472 37 again again RB 43963 472 38 and and CC 43963 472 39 again again RB 43963 472 40 advocated advocate VBN 43963 472 41 in in IN 43963 472 42 order order NN 43963 472 43 to to TO 43963 472 44 explain explain VB 43963 472 45 apparently apparently RB 43963 472 46 anomalous anomalous JJ 43963 472 47 phenomena phenomenon NNS 43963 472 48 in in IN 43963 472 49 other other JJ 43963 472 50 areas area NNS 43963 472 51 , , , 43963 472 52 and and CC 43963 472 53 these these DT 43963 472 54 apparent apparent JJ 43963 472 55 anomalies anomaly NNS 43963 472 56 which which WDT 43963 472 57 are be VBP 43963 472 58 so so RB 43963 472 59 explained explain VBN 43963 472 60 , , , 43963 472 61 must must MD 43963 472 62 be be VB 43963 472 63 regarded regard VBN 43963 472 64 with with IN 43963 472 65 grave grave JJ 43963 472 66 suspicion suspicion NN 43963 472 67 . . . 43963 473 1 The the DT 43963 473 2 various various JJ 43963 473 3 complexities complexity NNS 43963 473 4 alluded allude VBN 43963 473 5 to to IN 43963 473 6 in in IN 43963 473 7 the the DT 43963 473 8 foregoing foregoing JJ 43963 473 9 pages page NNS 43963 473 10 increase increase VBP 43963 473 11 the the DT 43963 473 12 difficulty difficulty NN 43963 473 13 experienced experience VBN 43963 473 14 by by IN 43963 473 15 the the DT 43963 473 16 geologist geologist NN 43963 473 17 in in IN 43963 473 18 correlating correlate VBG 43963 473 19 strata strata NN 43963 473 20 in in IN 43963 473 21 different different JJ 43963 473 22 areas area NNS 43963 473 23 by by IN 43963 473 24 their -PRON- PRP$ 43963 473 25 included include VBN 43963 473 26 organisms organism NNS 43963 473 27 , , , 43963 473 28 but but CC 43963 473 29 no no DT 43963 473 30 one one NN 43963 473 31 of of IN 43963 473 32 them -PRON- PRP 43963 473 33 disproves disprove VBZ 43963 473 34 the the DT 43963 473 35 possibility possibility NN 43963 473 36 of of IN 43963 473 37 making make VBG 43963 473 38 these these DT 43963 473 39 correlations correlation NNS 43963 473 40 , , , 43963 473 41 which which WDT 43963 473 42 can can MD 43963 473 43 be be VB 43963 473 44 carried carry VBN 43963 473 45 on on IN 43963 473 46 to to IN 43963 473 47 a a DT 43963 473 48 greater great JJR 43963 473 49 or or CC 43963 473 50 less less RBR 43963 473 51 extent extent NN 43963 473 52 according accord VBG 43963 473 53 to to IN 43963 473 54 the the DT 43963 473 55 nature nature NN 43963 473 56 of of IN 43963 473 57 the the DT 43963 473 58 faunas fauna NNS 43963 473 59 . . . 43963 474 1 A a DT 43963 474 2 good good JJ 43963 474 3 deal deal NN 43963 474 4 of of IN 43963 474 5 misconception misconception NN 43963 474 6 has have VBZ 43963 474 7 arisen arise VBN 43963 474 8 concerning concern VBG 43963 474 9 the the DT 43963 474 10 geographical geographical JJ 43963 474 11 distribution distribution NN 43963 474 12 of of IN 43963 474 13 former former JJ 43963 474 14 faunas fauna NNS 43963 474 15 , , , 43963 474 16 owing owe VBG 43963 474 17 to to IN 43963 474 18 the the DT 43963 474 19 tendency tendency NN 43963 474 20 to to TO 43963 474 21 compare compare VB 43963 474 22 them -PRON- PRP 43963 474 23 exclusively exclusively RB 43963 474 24 with with IN 43963 474 25 the the DT 43963 474 26 littoral littoral JJ 43963 474 27 faunas fauna NNS 43963 474 28 of of IN 43963 474 29 the the DT 43963 474 30 present present JJ 43963 474 31 day day NN 43963 474 32 . . . 43963 475 1 These these DT 43963 475 2 littoral littoral JJ 43963 475 3 faunas fauna NNS 43963 475 4 have have VBP 43963 475 5 a a DT 43963 475 6 comparatively comparatively RB 43963 475 7 limited limited JJ 43963 475 8 geographical geographical JJ 43963 475 9 distribution distribution NN 43963 475 10 , , , 43963 475 11 the the DT 43963 475 12 forms form NNS 43963 475 13 of of IN 43963 475 14 one one CD 43963 475 15 marine marine JJ 43963 475 16 province province NN 43963 475 17 often often RB 43963 475 18 differing differ VBG 43963 475 19 considerably considerably RB 43963 475 20 from from IN 43963 475 21 those those DT 43963 475 22 of of IN 43963 475 23 an an DT 43963 475 24 adjoining adjoining JJ 43963 475 25 one one NN 43963 475 26 , , , 43963 475 27 and and CC 43963 475 28 still still RB 43963 475 29 more more RBR 43963 475 30 widely widely RB 43963 475 31 from from IN 43963 475 32 one one CD 43963 475 33 which which WDT 43963 475 34 is be VBZ 43963 475 35 remote remote JJ 43963 475 36 , , , 43963 475 37 so so IN 43963 475 38 that that IN 43963 475 39 anyone anyone NN 43963 475 40 confronted confront VBN 43963 475 41 with with IN 43963 475 42 the the DT 43963 475 43 relics relic NNS 43963 475 44 of of IN 43963 475 45 faunas fauna NNS 43963 475 46 from from IN 43963 475 47 the the DT 43963 475 48 existing exist VBG 43963 475 49 Australian australian JJ 43963 475 50 and and CC 43963 475 51 European european JJ 43963 475 52 seas sea NNS 43963 475 53 , , , 43963 475 54 would would MD 43963 475 55 find find VB 43963 475 56 no no DT 43963 475 57 indications indication NNS 43963 475 58 furnished furnish VBN 43963 475 59 by by IN 43963 475 60 identity identity NN 43963 475 61 of of IN 43963 475 62 species specie NNS 43963 475 63 that that WDT 43963 475 64 the the DT 43963 475 65 faunas fauna NNS 43963 475 66 were be VBD 43963 475 67 contemporaneous contemporaneous JJ 43963 475 68 . . . 43963 476 1 Recent recent JJ 43963 476 2 researches research NNS 43963 476 3 have have VBP 43963 476 4 shown show VBN 43963 476 5 , , , 43963 476 6 however however RB 43963 476 7 , , , 43963 476 8 that that IN 43963 476 9 the the DT 43963 476 10 creatures creature NNS 43963 476 11 whose whose WP$ 43963 476 12 remains remain NNS 43963 476 13 are be VBP 43963 476 14 deposited deposit VBN 43963 476 15 at at IN 43963 476 16 some some DT 43963 476 17 distance distance NN 43963 476 18 from from IN 43963 476 19 the the DT 43963 476 20 coast coast NN 43963 476 21 - - HYPH 43963 476 22 line line NN 43963 476 23 have have VBP 43963 476 24 a a DT 43963 476 25 much much RB 43963 476 26 stronger strong JJR 43963 476 27 resemblance resemblance NN 43963 476 28 to to IN 43963 476 29 one one CD 43963 476 30 another another DT 43963 476 31 than than IN 43963 476 32 the the DT 43963 476 33 littoral littoral JJ 43963 476 34 organisms organism NNS 43963 476 35 have have VBP 43963 476 36 , , , 43963 476 37 if if IN 43963 476 38 the the DT 43963 476 39 fauna fauna NNS 43963 476 40 of of IN 43963 476 41 two two CD 43963 476 42 distant distant JJ 43963 476 43 areas area NNS 43963 476 44 be be VB 43963 476 45 compared compare VBN 43963 476 46 . . . 43963 477 1 It -PRON- PRP 43963 477 2 is be VBZ 43963 477 3 still still RB 43963 477 4 a a DT 43963 477 5 moot moot JJ 43963 477 6 point point NN 43963 477 7 which which WDT 43963 477 8 will will MD 43963 477 9 be be VB 43963 477 10 discussed discuss VBN 43963 477 11 in in IN 43963 477 12 a a DT 43963 477 13 later later JJ 43963 477 14 chapter chapter NN 43963 477 15 , , , 43963 477 16 how how WRB 43963 477 17 far far RB 43963 477 18 the the DT 43963 477 19 deep deep JJ 43963 477 20 - - HYPH 43963 477 21 sea sea NN 43963 477 22 deposits deposit NNS 43963 477 23 of of IN 43963 477 24 modern modern JJ 43963 477 25 times time NNS 43963 477 26 are be VBP 43963 477 27 represented represent VBN 43963 477 28 amongst amongst IN 43963 477 29 the the DT 43963 477 30 strata strata NN 43963 477 31 of of IN 43963 477 32 the the DT 43963 477 33 geological geological JJ 43963 477 34 column column NN 43963 477 35 by by IN 43963 477 36 deposits deposit NNS 43963 477 37 of of IN 43963 477 38 similar similar JJ 43963 477 39 origin origin NN 43963 477 40 . . . 43963 478 1 But but CC 43963 478 2 it -PRON- PRP 43963 478 3 is be VBZ 43963 478 4 certain certain JJ 43963 478 5 that that IN 43963 478 6 many many JJ 43963 478 7 of of IN 43963 478 8 the the DT 43963 478 9 ancient ancient JJ 43963 478 10 strata strata NN 43963 478 11 are be VBP 43963 478 12 not not RB 43963 478 13 littoral littoral JJ 43963 478 14 deposits deposit NNS 43963 478 15 , , , 43963 478 16 and and CC 43963 478 17 it -PRON- PRP 43963 478 18 will will MD 43963 478 19 be be VB 43963 478 20 found find VBN 43963 478 21 that that IN 43963 478 22 it -PRON- PRP 43963 478 23 is be VBZ 43963 478 24 by by IN 43963 478 25 comparison comparison NN 43963 478 26 of of IN 43963 478 27 the the DT 43963 478 28 faunas fauna NNS 43963 478 29 of of IN 43963 478 30 the the DT 43963 478 31 deeper deep JJR 43963 478 32 - - HYPH 43963 478 33 water water NN 43963 478 34 deposits deposit NNS 43963 478 35 that that IN 43963 478 36 the the DT 43963 478 37 geologist geologist NN 43963 478 38 correlates correlate VBZ 43963 478 39 the the DT 43963 478 40 strata strata NN 43963 478 41 of of IN 43963 478 42 remote remote JJ 43963 478 43 regions region NNS 43963 478 44 : : : 43963 478 45 where where WRB 43963 478 46 shallow shallow JJ 43963 478 47 water water NN 43963 478 48 deposits deposit NNS 43963 478 49 are be VBP 43963 478 50 formed form VBN 43963 478 51 , , , 43963 478 52 the the DT 43963 478 53 faunas fauna NNS 43963 478 54 differ differ VBP 43963 478 55 markedly markedly RB 43963 478 56 in in IN 43963 478 57 different different JJ 43963 478 58 regions region NNS 43963 478 59 , , , 43963 478 60 and and CC 43963 478 61 these these DT 43963 478 62 shallow shallow JJ 43963 478 63 - - HYPH 43963 478 64 water water NN 43963 478 65 forms form NNS 43963 478 66 can can MD 43963 478 67 only only RB 43963 478 68 be be VB 43963 478 69 correlated correlate VBN 43963 478 70 owing owe VBG 43963 478 71 to to IN 43963 478 72 their -PRON- PRP$ 43963 478 73 occurrence occurrence NN 43963 478 74 between between IN 43963 478 75 deeper deep JJR 43963 478 76 - - HYPH 43963 478 77 water water NN 43963 478 78 strata strata NN 43963 478 79 . . . 43963 479 1 Thus thus RB 43963 479 2 if if IN 43963 479 3 strata strata NN 43963 479 4 _ _ NNP 43963 479 5 A A NNP 43963 479 6 _ _ NNP 43963 479 7 , , , 43963 479 8 _ _ NNP 43963 479 9 B B NNP 43963 479 10 _ _ NNP 43963 479 11 and and CC 43963 479 12 _ _ NNP 43963 479 13 C C NNP 43963 479 14 _ _ NNP 43963 479 15 be be VB 43963 479 16 found find VBN 43963 479 17 in in IN 43963 479 18 one one CD 43963 479 19 area area NN 43963 479 20 , , , 43963 479 21 and and CC 43963 479 22 the the DT 43963 479 23 fauna fauna NNS 43963 479 24 of of IN 43963 479 25 _ _ NNP 43963 479 26 A A NNP 43963 479 27 _ _ NNP 43963 479 28 and and CC 43963 479 29 _ _ NNP 43963 479 30 C C NNP 43963 479 31 _ _ NNP 43963 479 32 are be VBP 43963 479 33 deep deep JJ 43963 479 34 - - HYPH 43963 479 35 water water NN 43963 479 36 forms form NNS 43963 479 37 , , , 43963 479 38 those those DT 43963 479 39 of of IN 43963 479 40 _ _ NNP 43963 479 41 B B NNP 43963 479 42 _ _ NNP 43963 479 43 being be VBG 43963 479 44 shallow shallow JJ 43963 479 45 - - HYPH 43963 479 46 water water NN 43963 479 47 forms form NNS 43963 479 48 , , , 43963 479 49 and and CC 43963 479 50 in in IN 43963 479 51 another another DT 43963 479 52 area area NN 43963 479 53 beds bed VBZ 43963 479 54 _ _ NNP 43963 479 55 A A NNP 43963 479 56 ´ ´ CD 43963 479 57 _ _ NNP 43963 479 58 contain contain NN 43963 479 59 the the DT 43963 479 60 same same JJ 43963 479 61 fauna fauna NNS 43963 479 62 as as IN 43963 479 63 _ _ NNP 43963 479 64 A A NNP 43963 479 65 _ _ NNP 43963 479 66 , , , 43963 479 67 and and CC 43963 479 68 _ _ NNP 43963 479 69 C C NNP 43963 479 70 ´ ´ NNP 43963 479 71 _ _ NNP 43963 479 72 the the DT 43963 479 73 same same JJ 43963 479 74 fauna fauna NN 43963 479 75 as as IN 43963 479 76 _ _ NNP 43963 479 77 C C NNP 43963 479 78 _ _ NNP 43963 479 79 whilst whilst IN 43963 479 80 the the DT 43963 479 81 fauna fauna NNS 43963 479 82 of of IN 43963 479 83 _ _ NNP 43963 479 84 B B NNP 43963 479 85 ´ ´ NNP 43963 479 86 _ _ NNP 43963 479 87 is be VBZ 43963 479 88 different different JJ 43963 479 89 from from IN 43963 479 90 that that DT 43963 479 91 of of IN 43963 479 92 _ _ NNP 43963 479 93 B B NNP 43963 479 94 _ _ NNP 43963 479 95 , , , 43963 479 96 we -PRON- PRP 43963 479 97 can can MD 43963 479 98 nevertheless nevertheless RB 43963 479 99 correlate correlate VB 43963 479 100 the the DT 43963 479 101 strata strata NN 43963 479 102 _ _ NNP 43963 479 103 B B NNP 43963 479 104 _ _ NNP 43963 479 105 and and CC 43963 479 106 _ _ NNP 43963 479 107 B B NNP 43963 479 108 ´ ´ NNP 43963 479 109 _ _ NNP 43963 479 110 ( ( -LRB- 43963 479 111 if if IN 43963 479 112 they -PRON- PRP 43963 479 113 be be VBP 43963 479 114 conformable conformable JJ 43963 479 115 with with IN 43963 479 116 the the DT 43963 479 117 underlying underlying JJ 43963 479 118 and and CC 43963 479 119 overlying overlying NN 43963 479 120 beds bed NNS 43963 479 121 ) ) -RRB- 43963 479 122 , , , 43963 479 123 because because IN 43963 479 124 of of IN 43963 479 125 the the DT 43963 479 126 identity identity NN 43963 479 127 of of IN 43963 479 128 age age NN 43963 479 129 of of IN 43963 479 130 the the DT 43963 479 131 associated associated JJ 43963 479 132 beds bed NNS 43963 479 133 in in IN 43963 479 134 the the DT 43963 479 135 two two CD 43963 479 136 areas area NNS 43963 479 137 . . . 43963 480 1 It -PRON- PRP 43963 480 2 will will MD 43963 480 3 possibly possibly RB 43963 480 4 be be VB 43963 480 5 found find VBN 43963 480 6 that that IN 43963 480 7 the the DT 43963 480 8 strata strata NN 43963 480 9 _ _ NNP 43963 480 10 A A NNP 43963 480 11 _ _ NNP 43963 480 12 and and CC 43963 480 13 _ _ NNP 43963 480 14 C C NNP 43963 480 15 _ _ NNP 43963 480 16 can can MD 43963 480 17 be be VB 43963 480 18 further further RB 43963 480 19 subdivided subdivide VBN 43963 480 20 into into IN 43963 480 21 _ _ NNP 43963 480 22 A_{1 A_{1 NNP 43963 480 23 } } -RRB- 43963 480 24 _ _ NNP 43963 480 25 , , , 43963 480 26 _ _ NNP 43963 480 27 A_{2 A_{2 NNP 43963 480 28 } } -RRB- 43963 480 29 _ _ NNP 43963 480 30 , , , 43963 480 31 ... ... NFP 43963 480 32 & & CC 43963 480 33 c. c. NNP 43963 480 34 _ _ NNP 43963 480 35 C_{1 C_{1 NNP 43963 480 36 } } -RRB- 43963 480 37 _ _ NNP 43963 480 38 , , , 43963 480 39 _ _ NNP 43963 480 40 C_{2 C_{2 NNP 43963 480 41 } } -RRB- 43963 480 42 _ _ NNP 43963 480 43 , , , 43963 480 44 ... ... NFP 43963 480 45 by by IN 43963 480 46 the the DT 43963 480 47 existence existence NN 43963 480 48 of of IN 43963 480 49 minor minor JJ 43963 480 50 faunas fauna NNS 43963 480 51 , , , 43963 480 52 which which WDT 43963 480 53 are be VBP 43963 480 54 comparable comparable JJ 43963 480 55 in in IN 43963 480 56 the the DT 43963 480 57 two two CD 43963 480 58 cases case NNS 43963 480 59 , , , 43963 480 60 but but CC 43963 480 61 such such JJ 43963 480 62 subdivisions subdivision NNS 43963 480 63 may may MD 43963 480 64 not not RB 43963 480 65 be be VB 43963 480 66 established establish VBN 43963 480 67 in in IN 43963 480 68 the the DT 43963 480 69 case case NN 43963 480 70 of of IN 43963 480 71 the the DT 43963 480 72 beds bed NNS 43963 480 73 _ _ NNP 43963 480 74 B B NNP 43963 480 75 _ _ NNP 43963 480 76 and and CC 43963 480 77 _ _ NNP 43963 480 78 B B NNP 43963 480 79 ´ ´ NNP 43963 480 80 _ _ NNP 43963 480 81 . . . 43963 481 1 To to TO 43963 481 2 take take VB 43963 481 3 actual actual JJ 43963 481 4 examples:--The examples:--the NN 43963 481 5 Llandovery Llandovery NNP 43963 481 6 beds bed NNS 43963 481 7 of of IN 43963 481 8 Dumfriesshire Dumfriesshire NNP 43963 481 9 can can MD 43963 481 10 be be VB 43963 481 11 subdivided subdivide VBN 43963 481 12 into into IN 43963 481 13 several several JJ 43963 481 14 minor minor JJ 43963 481 15 divisions division NNS 43963 481 16 each each DT 43963 481 17 of of IN 43963 481 18 which which WDT 43963 481 19 can can MD 43963 481 20 be be VB 43963 481 21 recognised recognise VBN 43963 481 22 in in IN 43963 481 23 the the DT 43963 481 24 Lake Lake NNP 43963 481 25 District District NNP 43963 481 26 of of IN 43963 481 27 England England NNP 43963 481 28 , , , 43963 481 29 and and CC 43963 481 30 to to IN 43963 481 31 a a DT 43963 481 32 large large JJ 43963 481 33 extent extent NN 43963 481 34 in in IN 43963 481 35 Scandinavia Scandinavia NNP 43963 481 36 and and CC 43963 481 37 elsewhere elsewhere RB 43963 481 38 , , , 43963 481 39 for for IN 43963 481 40 the the DT 43963 481 41 deposits deposit NNS 43963 481 42 in in IN 43963 481 43 these these DT 43963 481 44 areas area NNS 43963 481 45 are be VBP 43963 481 46 of of IN 43963 481 47 deep deep JJ 43963 481 48 - - HYPH 43963 481 49 water water NN 43963 481 50 character character NN 43963 481 51 , , , 43963 481 52 and and CC 43963 481 53 the the DT 43963 481 54 sub sub NN 43963 481 55 - - NNS 43963 481 56 faunas fauna NNS 43963 481 57 of of IN 43963 481 58 the the DT 43963 481 59 subdivisions subdivision NNS 43963 481 60 are be VBP 43963 481 61 similar similar JJ 43963 481 62 in in IN 43963 481 63 the the DT 43963 481 64 different different JJ 43963 481 65 areas area NNS 43963 481 66 , , , 43963 481 67 but but CC 43963 481 68 the the DT 43963 481 69 Llandovery Llandovery NNP 43963 481 70 rocks rock NNS 43963 481 71 of of IN 43963 481 72 the the DT 43963 481 73 Welsh Welsh NNP 43963 481 74 borderland borderland NN 43963 481 75 are be VBP 43963 481 76 shallow shallow JJ 43963 481 77 - - HYPH 43963 481 78 water water NN 43963 481 79 deposits deposit NNS 43963 481 80 , , , 43963 481 81 with with IN 43963 481 82 a a DT 43963 481 83 different different JJ 43963 481 84 fauna fauna NN 43963 481 85 from from IN 43963 481 86 that that DT 43963 481 87 of of IN 43963 481 88 the the DT 43963 481 89 deep deep JJ 43963 481 90 - - HYPH 43963 481 91 water water NN 43963 481 92 deposits deposit NNS 43963 481 93 of of IN 43963 481 94 this this DT 43963 481 95 age age NN 43963 481 96 , , , 43963 481 97 and and CC 43963 481 98 can can MD 43963 481 99 only only RB 43963 481 100 be be VB 43963 481 101 stated state VBN 43963 481 102 to to TO 43963 481 103 be be VB 43963 481 104 contemporaneous contemporaneous JJ 43963 481 105 with with IN 43963 481 106 the the DT 43963 481 107 Llandovery Llandovery NNP 43963 481 108 rocks rock NNS 43963 481 109 elsewhere elsewhere RB 43963 481 110 , , , 43963 481 111 because because IN 43963 481 112 the the DT 43963 481 113 deeper deep JJR 43963 481 114 - - HYPH 43963 481 115 water water NN 43963 481 116 faunas fauna NNS 43963 481 117 of of IN 43963 481 118 the the DT 43963 481 119 underlying underlie VBG 43963 481 120 Bala Bala NNP 43963 481 121 rocks rock NNS 43963 481 122 and and CC 43963 481 123 overlying overlie VBG 43963 481 124 Wenlock wenlock NN 43963 481 125 rocks rock NNS 43963 481 126 of of IN 43963 481 127 the the DT 43963 481 128 Welsh Welsh NNP 43963 481 129 borders border NNS 43963 481 130 are be VBP 43963 481 131 respectively respectively RB 43963 481 132 similar similar JJ 43963 481 133 to to IN 43963 481 134 those those DT 43963 481 135 of of IN 43963 481 136 the the DT 43963 481 137 Bala Bala NNP 43963 481 138 and and CC 43963 481 139 Wenlock Wenlock NNP 43963 481 140 rocks rock NNS 43963 481 141 of of IN 43963 481 142 the the DT 43963 481 143 other other JJ 43963 481 144 regions region NNS 43963 481 145 . . . 43963 482 1 The the DT 43963 482 2 shallow shallow JJ 43963 482 3 - - HYPH 43963 482 4 water water NN 43963 482 5 Llandoveries Llandoveries NNPS 43963 482 6 of of IN 43963 482 7 the the DT 43963 482 8 Welsh Welsh NNP 43963 482 9 borders border NNS 43963 482 10 have have VBP 43963 482 11 only only RB 43963 482 12 been be VBN 43963 482 13 separated separate VBN 43963 482 14 into into IN 43963 482 15 two two CD 43963 482 16 divisions division NNS 43963 482 17 , , , 43963 482 18 upper upper JJ 43963 482 19 and and CC 43963 482 20 lower low JJR 43963 482 21 , , , 43963 482 22 and and CC 43963 482 23 have have VBP 43963 482 24 not not RB 43963 482 25 been be VBN 43963 482 26 split split VBN 43963 482 27 up up RP 43963 482 28 into into IN 43963 482 29 a a DT 43963 482 30 number number NN 43963 482 31 of of IN 43963 482 32 subdivisions subdivision NNS 43963 482 33 , , , 43963 482 34 each each DT 43963 482 35 characterised characterise VBN 43963 482 36 by by IN 43963 482 37 a a DT 43963 482 38 sub sub NN 43963 482 39 - - JJ 43963 482 40 fauna fauna JJ 43963 482 41 , , , 43963 482 42 and and CC 43963 482 43 each each DT 43963 482 44 comparable comparable JJ 43963 482 45 with with IN 43963 482 46 one one CD 43963 482 47 of of IN 43963 482 48 the the DT 43963 482 49 subdivisions subdivision NNS 43963 482 50 of of IN 43963 482 51 Dumfriesshire Dumfriesshire NNP 43963 482 52 , , , 43963 482 53 Lakeland Lakeland NNP 43963 482 54 and and CC 43963 482 55 the the DT 43963 482 56 other other JJ 43963 482 57 regions region NNS 43963 482 58 where where WRB 43963 482 59 the the DT 43963 482 60 deep deep JJ 43963 482 61 - - HYPH 43963 482 62 water water NN 43963 482 63 facies facie NNS 43963 482 64 is be VBZ 43963 482 65 found find VBN 43963 482 66 . . . 43963 483 1 It -PRON- PRP 43963 483 2 will will MD 43963 483 3 be be VB 43963 483 4 seen see VBN 43963 483 5 that that IN 43963 483 6 though though IN 43963 483 7 the the DT 43963 483 8 principle principle NN 43963 483 9 of of IN 43963 483 10 William William NNP 43963 483 11 Smith Smith NNP 43963 483 12 that that IN 43963 483 13 strata strata NN 43963 483 14 can can MD 43963 483 15 be be VB 43963 483 16 recognised recognise VBN 43963 483 17 by by IN 43963 483 18 their -PRON- PRP$ 43963 483 19 included include VBN 43963 483 20 organisms organism NNS 43963 483 21 has have VBZ 43963 483 22 been be VBN 43963 483 23 extended extend VBN 43963 483 24 since since IN 43963 483 25 his -PRON- PRP$ 43963 483 26 time time NN 43963 483 27 , , , 43963 483 28 and and CC 43963 483 29 shown show VBN 43963 483 30 to to TO 43963 483 31 apply apply VB 43963 483 32 to to IN 43963 483 33 far far RB 43963 483 34 smaller small JJR 43963 483 35 subdivisions subdivision NNS 43963 483 36 of of IN 43963 483 37 the the DT 43963 483 38 strata strata NN 43963 483 39 than than IN 43963 483 40 was be VBD 43963 483 41 suspected suspect VBN 43963 483 42 , , , 43963 483 43 the the DT 43963 483 44 method method NN 43963 483 45 of of IN 43963 483 46 application application NN 43963 483 47 is be VBZ 43963 483 48 the the DT 43963 483 49 same same JJ 43963 483 50 , , , 43963 483 51 and and CC 43963 483 52 is be VBZ 43963 483 53 more more RBR 43963 483 54 or or CC 43963 483 55 less less RBR 43963 483 56 successful successful JJ 43963 483 57 according accord VBG 43963 483 58 to to IN 43963 483 59 the the DT 43963 483 60 amount amount NN 43963 483 61 of of IN 43963 483 62 evidence evidence NN 43963 483 63 which which WDT 43963 483 64 is be VBZ 43963 483 65 accumulated accumulate VBN 43963 483 66 in in IN 43963 483 67 support support NN 43963 483 68 of of IN 43963 483 69 it -PRON- PRP 43963 483 70 . . . 43963 484 1 CHAPTER CHAPTER NNP 43963 484 2 VI VI NNP 43963 484 3 . . . 43963 485 1 METHODS methods JJ 43963 485 2 OF of IN 43963 485 3 CLASSIFICATION classification NN 43963 485 4 OF of IN 43963 485 5 THE the DT 43963 485 6 STRATA STRATA NNP 43963 485 7 . . . 43963 486 1 Earth earth NN 43963 486 2 - - HYPH 43963 486 3 history history NN 43963 486 4 like like IN 43963 486 5 human human JJ 43963 486 6 history history NN 43963 486 7 is be VBZ 43963 486 8 the the DT 43963 486 9 record record NN 43963 486 10 of of IN 43963 486 11 an an DT 43963 486 12 unbroken unbroken JJ 43963 486 13 chain chain NN 43963 486 14 of of IN 43963 486 15 events event NNS 43963 486 16 . . . 43963 487 1 The the DT 43963 487 2 agents agent NNS 43963 487 3 which which WDT 43963 487 4 have have VBP 43963 487 5 produced produce VBN 43963 487 6 geological geological JJ 43963 487 7 phenomena phenomenon NNS 43963 487 8 have have VBP 43963 487 9 been be VBN 43963 487 10 in in IN 43963 487 11 operation operation NN 43963 487 12 since since IN 43963 487 13 the the DT 43963 487 14 earth earth NN 43963 487 15 came come VBD 43963 487 16 into into IN 43963 487 17 existence existence NN 43963 487 18 . . . 43963 488 1 Accordingly accordingly RB 43963 488 2 a a DT 43963 488 3 perfect perfect JJ 43963 488 4 earth earth NN 43963 488 5 - - HYPH 43963 488 6 history history NN 43963 488 7 would would MD 43963 488 8 be be VB 43963 488 9 written write VBN 43963 488 10 as as IN 43963 488 11 a a DT 43963 488 12 continuous continuous JJ 43963 488 13 narrative narrative NN 43963 488 14 , , , 43963 488 15 just just RB 43963 488 16 as as IN 43963 488 17 would would MD 43963 488 18 a a DT 43963 488 19 complete complete JJ 43963 488 20 history history NN 43963 488 21 of of IN 43963 488 22 the the DT 43963 488 23 human human JJ 43963 488 24 race race NN 43963 488 25 . . . 43963 489 1 The the DT 43963 489 2 historian historian NN 43963 489 3 of of IN 43963 489 4 man man NN 43963 489 5 finds find VBZ 43963 489 6 it -PRON- PRP 43963 489 7 not not RB 43963 489 8 only only RB 43963 489 9 convenient convenient JJ 43963 489 10 but but CC 43963 489 11 necessary necessary JJ 43963 489 12 to to TO 43963 489 13 divide divide VB 43963 489 14 the the DT 43963 489 15 epoch epoch NN 43963 489 16 of of IN 43963 489 17 which which WDT 43963 489 18 he -PRON- PRP 43963 489 19 is be VBZ 43963 489 20 writing write VBG 43963 489 21 into into IN 43963 489 22 periods period NNS 43963 489 23 of of IN 43963 489 24 time time NN 43963 489 25 , , , 43963 489 26 and and CC 43963 489 27 so so RB 43963 489 28 does do VBZ 43963 489 29 the the DT 43963 489 30 geologist geologist NN 43963 489 31 , , , 43963 489 32 and and CC 43963 489 33 in in IN 43963 489 34 each each DT 43963 489 35 case case NN 43963 489 36 the the DT 43963 489 37 division division NN 43963 489 38 is be VBZ 43963 489 39 necessarily necessarily RB 43963 489 40 more more RBR 43963 489 41 or or CC 43963 489 42 less less RBR 43963 489 43 arbitrary arbitrary JJ 43963 489 44 . . . 43963 490 1 It -PRON- PRP 43963 490 2 is be VBZ 43963 490 3 true true JJ 43963 490 4 that that IN 43963 490 5 in in IN 43963 490 6 writing write VBG 43963 490 7 the the DT 43963 490 8 history history NN 43963 490 9 or or CC 43963 490 10 geology geology NN 43963 490 11 of of IN 43963 490 12 a a DT 43963 490 13 country country NN 43963 490 14 , , , 43963 490 15 marked marked JJ 43963 490 16 events event NNS 43963 490 17 stand stand VBP 43963 490 18 out out RP 43963 490 19 which which WDT 43963 490 20 form form NN 43963 490 21 a a DT 43963 490 22 convenient convenient JJ 43963 490 23 means mean NNS 43963 490 24 of of IN 43963 490 25 making make VBG 43963 490 26 divisions division NNS 43963 490 27 , , , 43963 490 28 but but CC 43963 490 29 the the DT 43963 490 30 marked marked JJ 43963 490 31 events event NNS 43963 490 32 occurring occur VBG 43963 490 33 in in IN 43963 490 34 one one CD 43963 490 35 country country NN 43963 490 36 are be VBP 43963 490 37 not not RB 43963 490 38 likely likely JJ 43963 490 39 to to TO 43963 490 40 take take VB 43963 490 41 place place NN 43963 490 42 simultaneously simultaneously RB 43963 490 43 with with IN 43963 490 44 those those DT 43963 490 45 of of IN 43963 490 46 another another DT 43963 490 47 country country NN 43963 490 48 , , , 43963 490 49 and and CC 43963 490 50 consequently consequently RB 43963 490 51 a a DT 43963 490 52 classification classification NN 43963 490 53 of of IN 43963 490 54 this this DT 43963 490 55 character character NN 43963 490 56 is be VBZ 43963 490 57 only only RB 43963 490 58 locally locally RB 43963 490 59 applicable applicable JJ 43963 490 60 . . . 43963 491 1 The the DT 43963 491 2 classification classification NN 43963 491 3 which which WDT 43963 491 4 is be VBZ 43963 491 5 at at IN 43963 491 6 present present NN 43963 491 7 used use VBN 43963 491 8 by by IN 43963 491 9 geologists geologist NNS 43963 491 10 was be VBD 43963 491 11 originally originally RB 43963 491 12 founded found VBN 43963 491 13 upon upon IN 43963 491 14 definite definite JJ 43963 491 15 principles principle NNS 43963 491 16 , , , 43963 491 17 and and CC 43963 491 18 although although IN 43963 491 19 our -PRON- PRP$ 43963 491 20 principles principle NNS 43963 491 21 of of IN 43963 491 22 classification classification NN 43963 491 23 have have VBP 43963 491 24 , , , 43963 491 25 as as IN 43963 491 26 will will MD 43963 491 27 appear appear VB 43963 491 28 , , , 43963 491 29 been be VBN 43963 491 30 somewhat somewhat RB 43963 491 31 altered alter VBN 43963 491 32 subsequently subsequently RB 43963 491 33 , , , 43963 491 34 it -PRON- PRP 43963 491 35 has have VBZ 43963 491 36 been be VBN 43963 491 37 found find VBN 43963 491 38 more more RBR 43963 491 39 convenient convenient JJ 43963 491 40 to to TO 43963 491 41 modify modify VB 43963 491 42 the the DT 43963 491 43 original original JJ 43963 491 44 classification classification NN 43963 491 45 than than IN 43963 491 46 to to TO 43963 491 47 adopt adopt VB 43963 491 48 a a DT 43963 491 49 new new JJ 43963 491 50 one one NN 43963 491 51 in in IN 43963 491 52 its -PRON- PRP$ 43963 491 53 entirety entirety NN 43963 491 54 . . . 43963 492 1 The the DT 43963 492 2 largest large JJS 43963 492 3 divisions division NNS 43963 492 4 into into IN 43963 492 5 which which WDT 43963 492 6 the the DT 43963 492 7 strata strata NN 43963 492 8 of of IN 43963 492 9 the the DT 43963 492 10 geological geological JJ 43963 492 11 column column NN 43963 492 12 were be VBD 43963 492 13 separated separate VBN 43963 492 14 were be VBD 43963 492 15 instituted institute VBN 43963 492 16 because because IN 43963 492 17 of of IN 43963 492 18 the the DT 43963 492 19 supposed suppose VBN 43963 492 20 extinction extinction NN 43963 492 21 of of IN 43963 492 22 faunas fauna NNS 43963 492 23 , , , 43963 492 24 and and CC 43963 492 25 sudden sudden JJ 43963 492 26 or or CC 43963 492 27 rapid rapid JJ 43963 492 28 replacement replacement NN 43963 492 29 by by IN 43963 492 30 other other JJ 43963 492 31 faunas fauna NNS 43963 492 32 of of IN 43963 492 33 an an DT 43963 492 34 entirely entirely RB 43963 492 35 different different JJ 43963 492 36 character character NN 43963 492 37 . . . 43963 493 1 This this DT 43963 493 2 supposed suppose VBD 43963 493 3 rapid rapid JJ 43963 493 4 extinction extinction NN 43963 493 5 and and CC 43963 493 6 replacement replacement NN 43963 493 7 is be VBZ 43963 493 8 now now RB 43963 493 9 known know VBN 43963 493 10 to to TO 43963 493 11 have have VB 43963 493 12 been be VBN 43963 493 13 only only RB 43963 493 14 apparent apparent JJ 43963 493 15 and and CC 43963 493 16 due due JJ 43963 493 17 to to IN 43963 493 18 observation observation NN 43963 493 19 in in IN 43963 493 20 restricted restricted JJ 43963 493 21 areas area NNS 43963 493 22 , , , 43963 493 23 and and CC 43963 493 24 it -PRON- PRP 43963 493 25 is be VBZ 43963 493 26 doubtful doubtful JJ 43963 493 27 whether whether IN 43963 493 28 the the DT 43963 493 29 three three CD 43963 493 30 great great JJ 43963 493 31 divisions division NNS 43963 493 32 founded found VBN 43963 493 33 upon upon IN 43963 493 34 them -PRON- PRP 43963 493 35 are be VBP 43963 493 36 not not RB 43963 493 37 rather rather RB 43963 493 38 mischievous mischievous JJ 43963 493 39 than than IN 43963 493 40 useful useful JJ 43963 493 41 , , , 43963 493 42 as as IN 43963 493 43 tending tend VBG 43963 493 44 to to TO 43963 493 45 disseminate disseminate VB 43963 493 46 wrong wrong JJ 43963 493 47 notions notion NNS 43963 493 48 . . . 43963 494 1 Moreover moreover RB 43963 494 2 there there EX 43963 494 3 is be VBZ 43963 494 4 considerable considerable JJ 43963 494 5 diversity diversity NN 43963 494 6 of of IN 43963 494 7 opinion opinion NN 43963 494 8 as as IN 43963 494 9 to to IN 43963 494 10 the the DT 43963 494 11 terms term NNS 43963 494 12 to to TO 43963 494 13 be be VB 43963 494 14 adopted adopt VBN 43963 494 15 . . . 43963 495 1 The the DT 43963 495 2 rocks rock NNS 43963 495 3 were be VBD 43963 495 4 formerly formerly RB 43963 495 5 divided divide VBN 43963 495 6 into into IN 43963 495 7 Primary Primary NNP 43963 495 8 , , , 43963 495 9 Secondary secondary JJ 43963 495 10 , , , 43963 495 11 and and CC 43963 495 12 Tertiary tertiary JJ 43963 495 13 . . . 43963 496 1 Owing owe VBG 43963 496 2 chiefly chiefly RB 43963 496 3 to to IN 43963 496 4 the the DT 43963 496 5 use use NN 43963 496 6 of of IN 43963 496 7 the the DT 43963 496 8 term term NN 43963 496 9 Primary Primary NNP 43963 496 10 in in IN 43963 496 11 another another DT 43963 496 12 sense sense NN 43963 496 13 , , , 43963 496 14 the the DT 43963 496 15 alternative alternative JJ 43963 496 16 titles title VBZ 43963 496 17 Palæozoic Palæozoic NNP 43963 496 18 , , , 43963 496 19 Mesozoic Mesozoic NNP 43963 496 20 and and CC 43963 496 21 Cainozoic Cainozoic NNP 43963 496 22 ( ( -LRB- 43963 496 23 or or CC 43963 496 24 Cænozoic Cænozoic NNP 43963 496 25 ) ) -RRB- 43963 496 26 were be VBD 43963 496 27 suggested suggest VBN 43963 496 28 , , , 43963 496 29 and and CC 43963 496 30 though though IN 43963 496 31 the the DT 43963 496 32 term term NN 43963 496 33 Primary Primary NNP 43963 496 34 has have VBZ 43963 496 35 been be VBN 43963 496 36 definitely definitely RB 43963 496 37 abandoned abandon VBN 43963 496 38 in in IN 43963 496 39 favour favour NN 43963 496 40 of of IN 43963 496 41 Palæozoic Palæozoic NNP 43963 496 42 , , , 43963 496 43 the the DT 43963 496 44 words word NNS 43963 496 45 Secondary Secondary NNP 43963 496 46 and and CC 43963 496 47 Tertiary tertiary JJ 43963 496 48 are be VBP 43963 496 49 used use VBN 43963 496 50 extensively extensively RB 43963 496 51 as as IN 43963 496 52 synonyms synonyms NN 43963 496 53 of of IN 43963 496 54 Mesozoic Mesozoic NNP 43963 496 55 and and CC 43963 496 56 Cainozoic Cainozoic NNP 43963 496 57 . . . 43963 497 1 It -PRON- PRP 43963 497 2 was be VBD 43963 497 3 soon soon RB 43963 497 4 perceived perceive VBN 43963 497 5 that that IN 43963 497 6 the the DT 43963 497 7 period period NN 43963 497 8 of of IN 43963 497 9 time time NN 43963 497 10 included include VBN 43963 497 11 in in IN 43963 497 12 the the DT 43963 497 13 Palæozoic Palæozoic NNP 43963 497 14 age age NN 43963 497 15 was be VBD 43963 497 16 much much RB 43963 497 17 longer long JJR 43963 497 18 than than IN 43963 497 19 the the DT 43963 497 20 combined combine VBN 43963 497 21 periods period NNS 43963 497 22 of of IN 43963 497 23 Secondary secondary JJ 43963 497 24 and and CC 43963 497 25 Tertiary Tertiary NNP 43963 497 26 ages age NNS 43963 497 27 , , , 43963 497 28 and and CC 43963 497 29 it -PRON- PRP 43963 497 30 was be VBD 43963 497 31 proposed propose VBN 43963 497 32 to to TO 43963 497 33 group group VB 43963 497 34 the the DT 43963 497 35 latter latter JJ 43963 497 36 under under IN 43963 497 37 one one CD 43963 497 38 title title NN 43963 497 39 Neozoic Neozoic NNP 43963 497 40 , , , 43963 497 41 whilst whilst IN 43963 497 42 another another DT 43963 497 43 suggestion suggestion NN 43963 497 44 was be VBD 43963 497 45 to to TO 43963 497 46 split split VB 43963 497 47 the the DT 43963 497 48 Palæozoic Palæozoic NNP 43963 497 49 age age NN 43963 497 50 into into IN 43963 497 51 an an DT 43963 497 52 earlier early JJR 43963 497 53 Proterozoic Proterozoic NNP 43963 497 54 and and CC 43963 497 55 later later RBR 43963 497 56 Deuterozoic Deuterozoic NNP 43963 497 57 division division NN 43963 497 58 . . . 43963 498 1 The the DT 43963 498 2 interest interest NN 43963 498 3 excited excite VBN 43963 498 4 by by IN 43963 498 5 the the DT 43963 498 6 advent advent NN 43963 498 7 of of IN 43963 498 8 man man NN 43963 498 9 is be VBZ 43963 498 10 probably probably RB 43963 498 11 the the DT 43963 498 12 cause cause NN 43963 498 13 of of IN 43963 498 14 the the DT 43963 498 15 attempt attempt NN 43963 498 16 to to TO 43963 498 17 establish establish VB 43963 498 18 a a DT 43963 498 19 Quaternary Quaternary NNP 43963 498 20 division division NN 43963 498 21 , , , 43963 498 22 which which WDT 43963 498 23 some some DT 43963 498 24 hold hold VBP 43963 498 25 to to TO 43963 498 26 be be VB 43963 498 27 a a DT 43963 498 28 minor minor JJ 43963 498 29 subdivision subdivision NN 43963 498 30 of of IN 43963 498 31 the the DT 43963 498 32 Tertiary Tertiary NNP 43963 498 33 , , , 43963 498 34 whilst whilst IN 43963 498 35 others other NNS 43963 498 36 would would MD 43963 498 37 separate separate VB 43963 498 38 it -PRON- PRP 43963 498 39 altogether altogether RB 43963 498 40 . . . 43963 499 1 The the DT 43963 499 2 terms term NNS 43963 499 3 Palæozoic Palæozoic NNP 43963 499 4 , , , 43963 499 5 Mesozoic Mesozoic NNP 43963 499 6 ( ( -LRB- 43963 499 7 or or CC 43963 499 8 Secondary secondary JJ 43963 499 9 ) ) -RRB- 43963 499 10 and and CC 43963 499 11 Cainozoic Cainozoic NNP 43963 499 12 ( ( -LRB- 43963 499 13 or or CC 43963 499 14 Tertiary tertiary NN 43963 499 15 ) ) -RRB- 43963 499 16 are be VBP 43963 499 17 now now RB 43963 499 18 used use VBN 43963 499 19 so so RB 43963 499 20 generally generally RB 43963 499 21 that that IN 43963 499 22 any any DT 43963 499 23 attempt attempt NN 43963 499 24 to to TO 43963 499 25 abolish abolish VB 43963 499 26 them -PRON- PRP 43963 499 27 would would MD 43963 499 28 be be VB 43963 499 29 doomed doom VBN 43963 499 30 to to IN 43963 499 31 failure failure NN 43963 499 32 , , , 43963 499 33 but but CC 43963 499 34 it -PRON- PRP 43963 499 35 must must MD 43963 499 36 be be VB 43963 499 37 remembered remember VBN 43963 499 38 that that IN 43963 499 39 they -PRON- PRP 43963 499 40 are be VBP 43963 499 41 purely purely RB 43963 499 42 arbitrary arbitrary JJ 43963 499 43 expressions expression NNS 43963 499 44 , , , 43963 499 45 and and CC 43963 499 46 the the DT 43963 499 47 other other JJ 43963 499 48 terms term NNS 43963 499 49 which which WDT 43963 499 50 are be VBP 43963 499 51 not not RB 43963 499 52 in in IN 43963 499 53 general general JJ 43963 499 54 use use NN 43963 499 55 , , , 43963 499 56 might may MD 43963 499 57 be be VB 43963 499 58 dropped drop VBN 43963 499 59 with with IN 43963 499 60 advantage advantage NN 43963 499 61 . . . 43963 500 1 The the DT 43963 500 2 other other JJ 43963 500 3 subdivisions subdivision NNS 43963 500 4 have have VBP 43963 500 5 been be VBN 43963 500 6 used use VBN 43963 500 7 somewhat somewhat RB 43963 500 8 loosely loosely RB 43963 500 9 , , , 43963 500 10 and and CC 43963 500 11 although although IN 43963 500 12 an an DT 43963 500 13 attempt attempt NN 43963 500 14 has have VBZ 43963 500 15 been be VBN 43963 500 16 made make VBN 43963 500 17 by by IN 43963 500 18 the the DT 43963 500 19 International International NNP 43963 500 20 Geological Geological NNP 43963 500 21 Congress Congress NNP 43963 500 22 to to TO 43963 500 23 restrict restrict VB 43963 500 24 certain certain JJ 43963 500 25 names name NNS 43963 500 26 to to IN 43963 500 27 subdivisions subdivision NNS 43963 500 28 of of IN 43963 500 29 varying vary VBG 43963 500 30 degrees degree NNS 43963 500 31 of of IN 43963 500 32 value value NN 43963 500 33 , , , 43963 500 34 it -PRON- PRP 43963 500 35 will will MD 43963 500 36 probably probably RB 43963 500 37 be be VB 43963 500 38 found find VBN 43963 500 39 best well RBS 43963 500 40 to to TO 43963 500 41 allow allow VB 43963 500 42 of of IN 43963 500 43 a a DT 43963 500 44 certain certain JJ 43963 500 45 elasticity elasticity NN 43963 500 46 in in IN 43963 500 47 the the DT 43963 500 48 use use NN 43963 500 49 of of IN 43963 500 50 terms term NNS 43963 500 51 , , , 43963 500 52 merely merely RB 43963 500 53 agreeing agree VBG 43963 500 54 that that IN 43963 500 55 they -PRON- PRP 43963 500 56 shall shall MD 43963 500 57 be be VB 43963 500 58 used use VBN 43963 500 59 as as RB 43963 500 60 nearly nearly RB 43963 500 61 as as IN 43963 500 62 possible possible JJ 43963 500 63 with with IN 43963 500 64 the the DT 43963 500 65 signification signification NN 43963 500 66 assigned assign VBN 43963 500 67 to to IN 43963 500 68 them -PRON- PRP 43963 500 69 by by IN 43963 500 70 the the DT 43963 500 71 Congress Congress NNP 43963 500 72 . . . 43963 501 1 According accord VBG 43963 501 2 to to IN 43963 501 3 this this DT 43963 501 4 classification classification NN 43963 501 5 , , , 43963 501 6 and and CC 43963 501 7 apart apart RB 43963 501 8 from from IN 43963 501 9 the the DT 43963 501 10 division division NN 43963 501 11 into into IN 43963 501 12 Palæozoic Palæozoic NNP 43963 501 13 , , , 43963 501 14 Mesozoic Mesozoic NNP 43963 501 15 and and CC 43963 501 16 Cainozoic Cainozoic NNP 43963 501 17 , , , 43963 501 18 the the DT 43963 501 19 strata strata NN 43963 501 20 of of IN 43963 501 21 the the DT 43963 501 22 geological geological JJ 43963 501 23 column column NN 43963 501 24 are be VBP 43963 501 25 grouped group VBN 43963 501 26 into into IN 43963 501 27 _ _ NNP 43963 501 28 Systems Systems NNP 43963 501 29 _ _ NNP 43963 501 30 , , , 43963 501 31 which which WDT 43963 501 32 are be VBP 43963 501 33 subdivided subdivide VBN 43963 501 34 into into IN 43963 501 35 _ _ NNP 43963 501 36 Series Series NNP 43963 501 37 _ _ NNP 43963 501 38 , , , 43963 501 39 and and CC 43963 501 40 the the DT 43963 501 41 series series NN 43963 501 42 are be VBP 43963 501 43 further further RB 43963 501 44 split split VBN 43963 501 45 up up RP 43963 501 46 into into IN 43963 501 47 _ _ NNP 43963 501 48 Stages Stages NNPS 43963 501 49 _ _ NNP 43963 501 50 . . . 43963 502 1 A a DT 43963 502 2 number number NN 43963 502 3 of of IN 43963 502 4 chronological chronological JJ 43963 502 5 terms term NNS 43963 502 6 were be VBD 43963 502 7 also also RB 43963 502 8 suggested suggest VBN 43963 502 9 , , , 43963 502 10 of of IN 43963 502 11 equivalent equivalent JJ 43963 502 12 importance importance NN 43963 502 13 , , , 43963 502 14 thus thus RB 43963 502 15 the the DT 43963 502 16 beds bed NNS 43963 502 17 of of IN 43963 502 18 a a DT 43963 502 19 _ _ NNP 43963 502 20 system system NN 43963 502 21 _ _ NNP 43963 502 22 would would MD 43963 502 23 be be VB 43963 502 24 deposited deposit VBN 43963 502 25 during during IN 43963 502 26 a a DT 43963 502 27 _ _ NNP 43963 502 28 Period Period NNP 43963 502 29 _ _ NNP 43963 502 30 , , , 43963 502 31 those those DT 43963 502 32 of of IN 43963 502 33 a a DT 43963 502 34 _ _ NNP 43963 502 35 series series NN 43963 502 36 _ _ NNP 43963 502 37 during during IN 43963 502 38 an an DT 43963 502 39 _ _ NNP 43963 502 40 Epoch Epoch NNP 43963 502 41 _ _ NNP 43963 502 42 , , , 43963 502 43 and and CC 43963 502 44 those those DT 43963 502 45 of of IN 43963 502 46 a a DT 43963 502 47 _ _ NNP 43963 502 48 stage stage NN 43963 502 49 _ _ NNP 43963 502 50 during during IN 43963 502 51 an an DT 43963 502 52 _ _ NNP 43963 502 53 Age_[15 Age_[15 NNP 43963 502 54 ] ] -RRB- 43963 502 55 . . . 43963 503 1 [ [ -LRB- 43963 503 2 Footnote Footnote NNP 43963 503 3 15 15 CD 43963 503 4 : : : 43963 503 5 The the DT 43963 503 6 chronological chronological JJ 43963 503 7 words word NNS 43963 503 8 have have VBP 43963 503 9 been be VBN 43963 503 10 used use VBN 43963 503 11 so so RB 43963 503 12 loosely loosely RB 43963 503 13 that that IN 43963 503 14 it -PRON- PRP 43963 503 15 is be VBZ 43963 503 16 doubtful doubtful JJ 43963 503 17 whether whether IN 43963 503 18 any any DT 43963 503 19 good good NN 43963 503 20 will will MD 43963 503 21 come come VB 43963 503 22 of of IN 43963 503 23 trying try VBG 43963 503 24 to to TO 43963 503 25 restrict restrict VB 43963 503 26 their -PRON- PRP$ 43963 503 27 use use NN 43963 503 28 , , , 43963 503 29 and and CC 43963 503 30 Sir Sir NNP 43963 503 31 A. A. NNP 43963 503 32 Geikie Geikie NNP 43963 503 33 has have VBZ 43963 503 34 pointed point VBN 43963 503 35 out out RP 43963 503 36 the the DT 43963 503 37 confusion confusion NN 43963 503 38 which which WDT 43963 503 39 would would MD 43963 503 40 arise arise VB 43963 503 41 if if IN 43963 503 42 the the DT 43963 503 43 term term NN 43963 503 44 _ _ NNP 43963 503 45 group group NN 43963 503 46 _ _ NNP 43963 503 47 be be VB 43963 503 48 employed employ VBN 43963 503 49 for for IN 43963 503 50 the the DT 43963 503 51 largest large JJS 43963 503 52 divisions division NNS 43963 503 53 ( ( -LRB- 43963 503 54 Palæozoic Palæozoic NNP 43963 503 55 , , , 43963 503 56 & & CC 43963 503 57 c. c. NNP 43963 503 58 ) ) -RRB- 43963 503 59 . . . 43963 504 1 The the DT 43963 504 2 terms term NNS 43963 504 3 _ _ NNP 43963 504 4 System System NNP 43963 504 5 _ _ NNP 43963 504 6 , , , 43963 504 7 _ _ NNP 43963 504 8 Series Series NNP 43963 504 9 _ _ NNP 43963 504 10 and and CC 43963 504 11 _ _ NNP 43963 504 12 Stage Stage NNP 43963 504 13 _ _ NNP 43963 504 14 may may MD 43963 504 15 well well RB 43963 504 16 be be VB 43963 504 17 employed employ VBN 43963 504 18 in in IN 43963 504 19 the the DT 43963 504 20 senses sense NNS 43963 504 21 suggested suggest VBN 43963 504 22 by by IN 43963 504 23 the the DT 43963 504 24 Congress Congress NNP 43963 504 25 . . . 43963 504 26 ] ] -RRB- 43963 505 1 The the DT 43963 505 2 rocks rock NNS 43963 505 3 of of IN 43963 505 4 the the DT 43963 505 5 Geological Geological NNP 43963 505 6 Column Column NNP 43963 505 7 were be VBD 43963 505 8 originally originally RB 43963 505 9 divided divide VBN 43963 505 10 into into IN 43963 505 11 systems system NNS 43963 505 12 , , , 43963 505 13 owing owe VBG 43963 505 14 to to IN 43963 505 15 the the DT 43963 505 16 occurrence occurrence NN 43963 505 17 of of IN 43963 505 18 marked mark VBN 43963 505 19 physical physical JJ 43963 505 20 and and CC 43963 505 21 palæontological palæontological JJ 43963 505 22 breaks break NNS 43963 505 23 between between IN 43963 505 24 the the DT 43963 505 25 rocks rock NNS 43963 505 26 of of IN 43963 505 27 two two CD 43963 505 28 adjacent adjacent JJ 43963 505 29 systems system NNS 43963 505 30 , , , 43963 505 31 except except IN 43963 505 32 in in IN 43963 505 33 cases case NNS 43963 505 34 where where WRB 43963 505 35 a a DT 43963 505 36 complete complete JJ 43963 505 37 change change NN 43963 505 38 occurred occur VBD 43963 505 39 locally locally RB 43963 505 40 in in IN 43963 505 41 the the DT 43963 505 42 lithological lithological JJ 43963 505 43 characters character NNS 43963 505 44 of of IN 43963 505 45 the the DT 43963 505 46 rocks rock NNS 43963 505 47 of of IN 43963 505 48 two two CD 43963 505 49 systems system NNS 43963 505 50 which which WDT 43963 505 51 were be VBD 43963 505 52 in in IN 43963 505 53 juxtaposition juxtaposition NN 43963 505 54 : : : 43963 505 55 it -PRON- PRP 43963 505 56 is be VBZ 43963 505 57 necessary necessary JJ 43963 505 58 to to TO 43963 505 59 consider consider VB 43963 505 60 for for IN 43963 505 61 awhile awhile RB 43963 505 62 the the DT 43963 505 63 nature nature NN 43963 505 64 of of IN 43963 505 65 these these DT 43963 505 66 breaks break NNS 43963 505 67 . . . 43963 506 1 The the DT 43963 506 2 most most RBS 43963 506 3 apparent apparent JJ 43963 506 4 physical physical JJ 43963 506 5 break break NN 43963 506 6 is be VBZ 43963 506 7 where where WRB 43963 506 8 the the DT 43963 506 9 rocks rock NNS 43963 506 10 of of IN 43963 506 11 one one CD 43963 506 12 set set NN 43963 506 13 of of IN 43963 506 14 deposits deposit NNS 43963 506 15 rest rest VBP 43963 506 16 unconformably unconformably RB 43963 506 17 upon upon IN 43963 506 18 the the DT 43963 506 19 rocks rock NNS 43963 506 20 of of IN 43963 506 21 another another DT 43963 506 22 one one NN 43963 506 23 , , , 43963 506 24 indicating indicate VBG 43963 506 25 that that IN 43963 506 26 the the DT 43963 506 27 older old JJR 43963 506 28 set set NN 43963 506 29 has have VBZ 43963 506 30 been be VBN 43963 506 31 uplifted uplift VBN 43963 506 32 and and CC 43963 506 33 to to IN 43963 506 34 some some DT 43963 506 35 extent extent NN 43963 506 36 eroded erode VBN 43963 506 37 before before IN 43963 506 38 the the DT 43963 506 39 deposition deposition NN 43963 506 40 of of IN 43963 506 41 the the DT 43963 506 42 strata strata NN 43963 506 43 of of IN 43963 506 44 the the DT 43963 506 45 newer new JJR 43963 506 46 set set NN 43963 506 47 . . . 43963 507 1 This this DT 43963 507 2 uplift uplift NN 43963 507 3 and and CC 43963 507 4 erosion erosion NN 43963 507 5 signifies signify VBZ 43963 507 6 a a DT 43963 507 7 change change NN 43963 507 8 from from IN 43963 507 9 oceanic oceanic JJ 43963 507 10 to to IN 43963 507 11 continental continental JJ 43963 507 12 conditions condition NNS 43963 507 13 in in IN 43963 507 14 the the DT 43963 507 15 area area NN 43963 507 16 in in IN 43963 507 17 which which WDT 43963 507 18 unconformity unconformity NN 43963 507 19 is be VBZ 43963 507 20 found find VBN 43963 507 21 on on IN 43963 507 22 a a DT 43963 507 23 large large JJ 43963 507 24 scale scale NN 43963 507 25 , , , 43963 507 26 and and CC 43963 507 27 accordingly accordingly RB 43963 507 28 a a DT 43963 507 29 long long JJ 43963 507 30 period period NN 43963 507 31 of of IN 43963 507 32 time time NN 43963 507 33 would would MD 43963 507 34 elapse elapse VB 43963 507 35 during during IN 43963 507 36 which which WDT 43963 507 37 the the DT 43963 507 38 continental continental JJ 43963 507 39 surface surface NN 43963 507 40 would would MD 43963 507 41 not not RB 43963 507 42 receive receive VB 43963 507 43 deposits deposit NNS 43963 507 44 , , , 43963 507 45 so so IN 43963 507 46 that that IN 43963 507 47 the the DT 43963 507 48 highest high JJS 43963 507 49 rocks rock NNS 43963 507 50 of of IN 43963 507 51 the the DT 43963 507 52 underlying underlie VBG 43963 507 53 system system NN 43963 507 54 would would MD 43963 507 55 be be VB 43963 507 56 considerably considerably RB 43963 507 57 older old JJR 43963 507 58 than than IN 43963 507 59 the the DT 43963 507 60 lowest low JJS 43963 507 61 rocks rock NNS 43963 507 62 of of IN 43963 507 63 the the DT 43963 507 64 one one NN 43963 507 65 which which WDT 43963 507 66 succeeds succeed VBZ 43963 507 67 it -PRON- PRP 43963 507 68 . . . 43963 508 1 Such such PDT 43963 508 2 a a DT 43963 508 3 break break NN 43963 508 4 may may MD 43963 508 5 be be VB 43963 508 6 obviously obviously RB 43963 508 7 utilised utilise VBN 43963 508 8 for for IN 43963 508 9 purposes purpose NNS 43963 508 10 of of IN 43963 508 11 classification classification NN 43963 508 12 , , , 43963 508 13 but but CC 43963 508 14 as as IN 43963 508 15 some some DT 43963 508 16 areas area NNS 43963 508 17 of of IN 43963 508 18 the the DT 43963 508 19 earth earth NN 43963 508 20 's 's POS 43963 508 21 surface surface NN 43963 508 22 must must MD 43963 508 23 have have VB 43963 508 24 been be VBN 43963 508 25 occupied occupy VBN 43963 508 26 by by IN 43963 508 27 the the DT 43963 508 28 waters water NNS 43963 508 29 of of IN 43963 508 30 the the DT 43963 508 31 ocean ocean NN 43963 508 32 when when WRB 43963 508 33 other other JJ 43963 508 34 regions region NNS 43963 508 35 formed form VBD 43963 508 36 land land NN 43963 508 37 , , , 43963 508 38 deposit deposit NN 43963 508 39 in in IN 43963 508 40 some some DT 43963 508 41 areas area NNS 43963 508 42 must must MD 43963 508 43 constantly constantly RB 43963 508 44 have have VB 43963 508 45 occurred occur VBN 43963 508 46 simultaneously simultaneously RB 43963 508 47 with with IN 43963 508 48 denudation denudation NN 43963 508 49 in in IN 43963 508 50 others other NNS 43963 508 51 , , , 43963 508 52 and and CC 43963 508 53 any any DT 43963 508 54 classification classification NN 43963 508 55 founded found VBN 43963 508 56 upon upon IN 43963 508 57 the the DT 43963 508 58 existence existence NN 43963 508 59 of of IN 43963 508 60 unconformities unconformitie NNS 43963 508 61 will will MD 43963 508 62 therefore therefore RB 43963 508 63 have have VB 43963 508 64 a a DT 43963 508 65 purely purely RB 43963 508 66 local local JJ 43963 508 67 value value NN 43963 508 68 . . . 43963 509 1 Another another DT 43963 509 2 , , , 43963 509 3 and and CC 43963 509 4 less less RBR 43963 509 5 apparent apparent JJ 43963 509 6 physical physical JJ 43963 509 7 break break NN 43963 509 8 , , , 43963 509 9 which which WDT 43963 509 10 will will MD 43963 509 11 also also RB 43963 509 12 be be VB 43963 509 13 locally locally RB 43963 509 14 applicable applicable JJ 43963 509 15 , , , 43963 509 16 may may MD 43963 509 17 be be VB 43963 509 18 due due IN 43963 509 19 to to IN 43963 509 20 the the DT 43963 509 21 depression depression NN 43963 509 22 of of IN 43963 509 23 an an DT 43963 509 24 area area NN 43963 509 25 to to TO 43963 509 26 so so RB 43963 509 27 great great JJ 43963 509 28 a a DT 43963 509 29 depth depth NN 43963 509 30 that that WDT 43963 509 31 little little JJ 43963 509 32 or or CC 43963 509 33 no no DT 43963 509 34 deposit deposit NN 43963 509 35 was be VBD 43963 509 36 formed form VBN 43963 509 37 upon upon IN 43963 509 38 the the DT 43963 509 39 ocean ocean NN 43963 509 40 floor floor NN 43963 509 41 there there RB 43963 509 42 during during IN 43963 509 43 the the DT 43963 509 44 period period NN 43963 509 45 of of IN 43963 509 46 great great JJ 43963 509 47 depression depression NN 43963 509 48 ; ; : 43963 509 49 but but CC 43963 509 50 as as IN 43963 509 51 a a DT 43963 509 52 break break NN 43963 509 53 of of IN 43963 509 54 this this DT 43963 509 55 character character NN 43963 509 56 is be VBZ 43963 509 57 difficult difficult JJ 43963 509 58 to to TO 43963 509 59 detect detect VB 43963 509 60 , , , 43963 509 61 the the DT 43963 509 62 existence existence NN 43963 509 63 of of IN 43963 509 64 unconformities unconformitie NNS 43963 509 65 has have VBZ 43963 509 66 alone alone RB 43963 509 67 been be VBN 43963 509 68 practically practically RB 43963 509 69 utilised utilise VBN 43963 509 70 as as IN 43963 509 71 a a DT 43963 509 72 means means NN 43963 509 73 of of IN 43963 509 74 separating separate VBG 43963 509 75 strata stratum NNS 43963 509 76 into into IN 43963 509 77 systems system NNS 43963 509 78 owing owe VBG 43963 509 79 to to IN 43963 509 80 marked marked JJ 43963 509 81 physical physical JJ 43963 509 82 change change NN 43963 509 83 , , , 43963 509 84 except except IN 43963 509 85 in in IN 43963 509 86 the the DT 43963 509 87 cases case NNS 43963 509 88 where where WRB 43963 509 89 the the DT 43963 509 90 lithological lithological JJ 43963 509 91 character character NN 43963 509 92 of of IN 43963 509 93 the the DT 43963 509 94 strata strata NN 43963 509 95 completely completely RB 43963 509 96 changes change VBZ 43963 509 97 , , , 43963 509 98 as as IN 43963 509 99 between between IN 43963 509 100 the the DT 43963 509 101 Triassic Triassic NNP 43963 509 102 and and CC 43963 509 103 Jurassic Jurassic NNP 43963 509 104 rocks rock NNS 43963 509 105 of of IN 43963 509 106 England England NNP 43963 509 107 . . . 43963 510 1 [ [ -LRB- 43963 510 2 Illustration illustration NN 43963 510 3 : : : 43963 510 4 Fig Fig NNP 43963 510 5 . . . 43963 511 1 2 2 LS 43963 511 2 . . . 43963 511 3 ] ] -RRB- 43963 512 1 Palæontological palæontological JJ 43963 512 2 breaks break NNS 43963 512 3 or or CC 43963 512 4 breaks break NNS 43963 512 5 in in IN 43963 512 6 the the DT 43963 512 7 succession succession NN 43963 512 8 of of IN 43963 512 9 organisms organism NNS 43963 512 10 are be VBP 43963 512 11 in in IN 43963 512 12 many many JJ 43963 512 13 cases case NNS 43963 512 14 , , , 43963 512 15 the the DT 43963 512 16 result result NN 43963 512 17 of of IN 43963 512 18 physical physical JJ 43963 512 19 breaks break NNS 43963 512 20 , , , 43963 512 21 and and CC 43963 512 22 accordingly accordingly RB 43963 512 23 it -PRON- PRP 43963 512 24 is be VBZ 43963 512 25 often often RB 43963 512 26 possible possible JJ 43963 512 27 to to TO 43963 512 28 separate separate VB 43963 512 29 one one CD 43963 512 30 set set NN 43963 512 31 of of IN 43963 512 32 strata strata NN 43963 512 33 from from IN 43963 512 34 another another DT 43963 512 35 by by IN 43963 512 36 the the DT 43963 512 37 existence existence NN 43963 512 38 of of IN 43963 512 39 a a DT 43963 512 40 combined combine VBN 43963 512 41 physical physical JJ 43963 512 42 and and CC 43963 512 43 palæontological palæontological JJ 43963 512 44 break break NN 43963 512 45 between between IN 43963 512 46 them -PRON- PRP 43963 512 47 . . . 43963 513 1 It -PRON- PRP 43963 513 2 is be VBZ 43963 513 3 by by IN 43963 513 4 no no DT 43963 513 5 means means NN 43963 513 6 necessary necessary JJ 43963 513 7 however however RB 43963 513 8 that that IN 43963 513 9 a a DT 43963 513 10 physical physical JJ 43963 513 11 break break NN 43963 513 12 should should MD 43963 513 13 be be VB 43963 513 14 accompanied accompany VBN 43963 513 15 by by IN 43963 513 16 a a DT 43963 513 17 break break NN 43963 513 18 in in IN 43963 513 19 succession succession NN 43963 513 20 of of IN 43963 513 21 the the DT 43963 513 22 organisms organism NNS 43963 513 23 , , , 43963 513 24 and and CC 43963 513 25 the the DT 43963 513 26 latter latter JJ 43963 513 27 may may MD 43963 513 28 also also RB 43963 513 29 occur occur VB 43963 513 30 without without IN 43963 513 31 the the DT 43963 513 32 former former JJ 43963 513 33 . . . 43963 514 1 It -PRON- PRP 43963 514 2 was be VBD 43963 514 3 once once RB 43963 514 4 maintained maintain VBN 43963 514 5 that that IN 43963 514 6 a a DT 43963 514 7 palæontological palæontological JJ 43963 514 8 break break NN 43963 514 9 was be VBD 43963 514 10 due due JJ 43963 514 11 to to IN 43963 514 12 the the DT 43963 514 13 complete complete JJ 43963 514 14 and and CC 43963 514 15 sudden sudden JJ 43963 514 16 extinction extinction NN 43963 514 17 of of IN 43963 514 18 a a DT 43963 514 19 fauna fauna NNS 43963 514 20 and and CC 43963 514 21 its -PRON- PRP$ 43963 514 22 entire entire JJ 43963 514 23 replacement replacement NN 43963 514 24 by by IN 43963 514 25 a a DT 43963 514 26 new new JJ 43963 514 27 one one NN 43963 514 28 , , , 43963 514 29 but but CC 43963 514 30 this this DT 43963 514 31 is be VBZ 43963 514 32 far far RB 43963 514 33 from from IN 43963 514 34 true true JJ 43963 514 35 , , , 43963 514 36 and and CC 43963 514 37 accordingly accordingly RB 43963 514 38 the the DT 43963 514 39 breaks break NNS 43963 514 40 differ differ VBP 43963 514 41 in in IN 43963 514 42 degree degree NN 43963 514 43 . . . 43963 515 1 Study study NN 43963 515 2 of of IN 43963 515 3 the the DT 43963 515 4 strata strata NN 43963 515 5 shows show VBZ 43963 515 6 that that IN 43963 515 7 when when WRB 43963 515 8 the the DT 43963 515 9 succession succession NN 43963 515 10 is be VBZ 43963 515 11 not not RB 43963 515 12 to to IN 43963 515 13 any any DT 43963 515 14 extent extent NN 43963 515 15 interrupted interrupt VBN 43963 515 16 , , , 43963 515 17 the the DT 43963 515 18 species specie NNS 43963 515 19 do do VBP 43963 515 20 not not RB 43963 515 21 appear appear VB 43963 515 22 simultaneously simultaneously RB 43963 515 23 , , , 43963 515 24 but but CC 43963 515 25 come come VB 43963 515 26 in in RP 43963 515 27 at at IN 43963 515 28 different different JJ 43963 515 29 horizons horizon NNS 43963 515 30 , , , 43963 515 31 and and CC 43963 515 32 they -PRON- PRP 43963 515 33 disappear disappear VBP 43963 515 34 in in IN 43963 515 35 the the DT 43963 515 36 same same JJ 43963 515 37 way way NN 43963 515 38 . . . 43963 516 1 In in IN 43963 516 2 Figure figure NN 43963 516 3 2 2 CD 43963 516 4 let let VBD 43963 516 5 _ _ NNP 43963 516 6 A A NNP 43963 516 7 _ _ NNP 43963 516 8 represent represent NN 43963 516 9 a a DT 43963 516 10 set set NN 43963 516 11 of of IN 43963 516 12 conformable conformable JJ 43963 516 13 strata strata NN 43963 516 14 _ _ NNP 43963 516 15 ab ab NNP 43963 516 16 ... ... NFP 43963 516 17 k k NNP 43963 516 18 _ _ NNP 43963 516 19 , , , 43963 516 20 and and CC 43963 516 21 suppose suppose VB 43963 516 22 the the DT 43963 516 23 vertical vertical JJ 43963 516 24 lines line NNS 43963 516 25 represent represent VBP 43963 516 26 the the DT 43963 516 27 ranges range NNS 43963 516 28 of of IN 43963 516 29 the the DT 43963 516 30 various various JJ 43963 516 31 species specie NNS 43963 516 32 found find VBN 43963 516 33 in in IN 43963 516 34 these these DT 43963 516 35 strata strata NN 43963 516 36 . . . 43963 517 1 It -PRON- PRP 43963 517 2 will will MD 43963 517 3 be be VB 43963 517 4 seen see VBN 43963 517 5 that that IN 43963 517 6 of of IN 43963 517 7 27 27 CD 43963 517 8 species specie NNS 43963 517 9 whose whose WP$ 43963 517 10 range range NN 43963 517 11 is be VBZ 43963 517 12 shown show VBN 43963 517 13 only only RB 43963 517 14 2 2 CD 43963 517 15 pass pass NN 43963 517 16 through through IN 43963 517 17 the the DT 43963 517 18 whole whole JJ 43963 517 19 thickness thickness NN 43963 517 20 , , , 43963 517 21 so so IN 43963 517 22 that that IN 43963 517 23 the the DT 43963 517 24 fauna fauna NNS 43963 517 25 of of IN 43963 517 26 _ _ NNP 43963 517 27 k k NNP 43963 517 28 _ _ NNP 43963 517 29 is be VBZ 43963 517 30 very very RB 43963 517 31 different different JJ 43963 517 32 from from IN 43963 517 33 the the DT 43963 517 34 fauna fauna NNS 43963 517 35 of of IN 43963 517 36 _ _ NNP 43963 517 37 a a DT 43963 517 38 _ _ NNP 43963 517 39 , , , 43963 517 40 nevertheless nevertheless RB 43963 517 41 the the DT 43963 517 42 fauna fauna NNS 43963 517 43 of of IN 43963 517 44 each each DT 43963 517 45 stratum stratum NN 43963 517 46 is be VBZ 43963 517 47 closely closely RB 43963 517 48 similar similar JJ 43963 517 49 to to IN 43963 517 50 that that DT 43963 517 51 of of IN 43963 517 52 the the DT 43963 517 53 underlying underlying JJ 43963 517 54 as as RB 43963 517 55 well well RB 43963 517 56 as as IN 43963 517 57 to to IN 43963 517 58 that that DT 43963 517 59 of of IN 43963 517 60 the the DT 43963 517 61 overlying overlie VBG 43963 517 62 stratum stratum NN 43963 517 63 , , , 43963 517 64 and and CC 43963 517 65 though though IN 43963 517 66 most most JJS 43963 517 67 of of IN 43963 517 68 the the DT 43963 517 69 species specie NNS 43963 517 70 of of IN 43963 517 71 _ _ NNP 43963 517 72 k k NNP 43963 517 73 _ _ NNP 43963 517 74 are be VBP 43963 517 75 different different JJ 43963 517 76 from from IN 43963 517 77 those those DT 43963 517 78 of of IN 43963 517 79 _ _ NNP 43963 517 80 a a DT 43963 517 81 _ _ NNP 43963 517 82 , , , 43963 517 83 this this DT 43963 517 84 need nee MD 43963 517 85 not not RB 43963 517 86 be be VB 43963 517 87 the the DT 43963 517 88 case case NN 43963 517 89 with with IN 43963 517 90 the the DT 43963 517 91 genera genera NN 43963 517 92 . . . 43963 518 1 The the DT 43963 518 2 fauna fauna NNS 43963 518 3 of of IN 43963 518 4 the the DT 43963 518 5 set set NN 43963 518 6 of of IN 43963 518 7 strata stratum NNS 43963 518 8 would would MD 43963 518 9 contain contain VB 43963 518 10 every every DT 43963 518 11 species specie NNS 43963 518 12 whose whose WP$ 43963 518 13 range range NN 43963 518 14 is be VBZ 43963 518 15 represented represent VBN 43963 518 16 , , , 43963 518 17 and and CC 43963 518 18 for for IN 43963 518 19 convenience convenience NN 43963 518 20 ' ' '' 43963 518 21 sake sake NN 43963 518 22 it -PRON- PRP 43963 518 23 might may MD 43963 518 24 be be VB 43963 518 25 said say VBN 43963 518 26 to to TO 43963 518 27 be be VB 43963 518 28 composed compose VBN 43963 518 29 of of IN 43963 518 30 sub sub NN 43963 518 31 - - HYPH 43963 518 32 faunas fauna NNS 43963 518 33 , , , 43963 518 34 one one CD 43963 518 35 of of IN 43963 518 36 which which WDT 43963 518 37 occurs occur VBZ 43963 518 38 in in IN 43963 518 39 each each DT 43963 518 40 division division NN 43963 518 41 _ _ NNP 43963 518 42 ab ab NNP 43963 518 43 _ _ NNP 43963 518 44 ... ... : 43963 518 45 , , , 43963 518 46 but but CC 43963 518 47 the the DT 43963 518 48 separation separation NN 43963 518 49 into into IN 43963 518 50 sub sub NN 43963 518 51 - - NNS 43963 518 52 faunas fauna NNS 43963 518 53 would would MD 43963 518 54 be be VB 43963 518 55 artificial artificial JJ 43963 518 56 and and CC 43963 518 57 merely merely RB 43963 518 58 for for IN 43963 518 59 convenience convenience NN 43963 518 60 ' ' '' 43963 518 61 sake sake NN 43963 518 62 , , , 43963 518 63 for for IN 43963 518 64 there there EX 43963 518 65 is be VBZ 43963 518 66 no no DT 43963 518 67 break break NN 43963 518 68 between between IN 43963 518 69 any any DT 43963 518 70 two two CD 43963 518 71 sub sub NN 43963 518 72 - - NNS 43963 518 73 faunas fauna NNS 43963 518 74 . . . 43963 519 1 Turning turn VBG 43963 519 2 now now RB 43963 519 3 to to IN 43963 519 4 _ _ NNP 43963 519 5 B B NNP 43963 519 6 _ _ NNP 43963 519 7 ( ( -LRB- 43963 519 8 Fig Fig NNP 43963 519 9 . . . 43963 520 1 2 2 LS 43963 520 2 ) ) -RRB- 43963 520 3 , , , 43963 520 4 an an DT 43963 520 5 attempt attempt NN 43963 520 6 is be VBZ 43963 520 7 made make VBN 43963 520 8 there there RB 43963 520 9 to to TO 43963 520 10 show show VB 43963 520 11 what what WP 43963 520 12 happens happen VBZ 43963 520 13 when when WRB 43963 520 14 there there EX 43963 520 15 has have VBZ 43963 520 16 been be VBN 43963 520 17 a a DT 43963 520 18 physical physical JJ 43963 520 19 break break NN 43963 520 20 , , , 43963 520 21 resulting result VBG 43963 520 22 in in IN 43963 520 23 the the DT 43963 520 24 denudation denudation NN 43963 520 25 of of IN 43963 520 26 the the DT 43963 520 27 strata strata NN 43963 520 28 _ _ NNP 43963 520 29 ghik ghik NNP 43963 520 30 _ _ NNP 43963 520 31 , , , 43963 520 32 and and CC 43963 520 33 the the DT 43963 520 34 deposition deposition NN 43963 520 35 of of IN 43963 520 36 another another DT 43963 520 37 set set VBN 43963 520 38 _ _ NNP 43963 520 39 op op NN 43963 520 40 _ _ NNP 43963 520 41 ... ... : 43963 520 42 unconformably unconformably RB 43963 520 43 upon upon IN 43963 520 44 those those DT 43963 520 45 deposits deposit NNS 43963 520 46 of of IN 43963 520 47 the the DT 43963 520 48 earlier early JJR 43963 520 49 set set NN 43963 520 50 which which WDT 43963 520 51 have have VBP 43963 520 52 not not RB 43963 520 53 been be VBN 43963 520 54 denuded denude VBN 43963 520 55 . . . 43963 521 1 As as IN 43963 521 2 the the DT 43963 521 3 result result NN 43963 521 4 of of IN 43963 521 5 this this DT 43963 521 6 we -PRON- PRP 43963 521 7 note note VBP 43963 521 8 , , , 43963 521 9 first first RB 43963 521 10 , , , 43963 521 11 that that IN 43963 521 12 the the DT 43963 521 13 relics relic NNS 43963 521 14 of of IN 43963 521 15 organisms organism NNS 43963 521 16 which which WDT 43963 521 17 existed exist VBD 43963 521 18 in in IN 43963 521 19 the the DT 43963 521 20 area area NN 43963 521 21 during during IN 43963 521 22 the the DT 43963 521 23 deposition deposition NN 43963 521 24 of of IN 43963 521 25 _ _ NNP 43963 521 26 ghik ghik NNP 43963 521 27 _ _ NNP 43963 521 28 , , , 43963 521 29 and and CC 43963 521 30 were be VBD 43963 521 31 entombed entomb VBN 43963 521 32 in in IN 43963 521 33 those those DT 43963 521 34 strata strata NN 43963 521 35 , , , 43963 521 36 are be VBP 43963 521 37 destroyed destroy VBN 43963 521 38 by by IN 43963 521 39 the the DT 43963 521 40 processes process NNS 43963 521 41 of of IN 43963 521 42 denudation denudation NN 43963 521 43 , , , 43963 521 44 and and CC 43963 521 45 a a DT 43963 521 46 large large JJ 43963 521 47 number number NN 43963 521 48 of of IN 43963 521 49 organisms organism NNS 43963 521 50 which which WDT 43963 521 51 lived live VBD 43963 521 52 long long RB 43963 521 53 after after IN 43963 521 54 the the DT 43963 521 55 deposition deposition NN 43963 521 56 of of IN 43963 521 57 _ _ NNP 43963 521 58 f f NNP 43963 521 59 _ _ NNP 43963 521 60 , , , 43963 521 61 and and CC 43963 521 62 disappeared disappear VBD 43963 521 63 not not RB 43963 521 64 simultaneously simultaneously RB 43963 521 65 but but CC 43963 521 66 at at IN 43963 521 67 different different JJ 43963 521 68 times time NNS 43963 521 69 during during IN 43963 521 70 the the DT 43963 521 71 period period NN 43963 521 72 when when WRB 43963 521 73 denudation denudation NN 43963 521 74 was be VBD 43963 521 75 in in IN 43963 521 76 operation operation NN 43963 521 77 , , , 43963 521 78 seem seem VBP 43963 521 79 to to TO 43963 521 80 become become VB 43963 521 81 extinct extinct JJ 43963 521 82 simultaneously simultaneously RB 43963 521 83 at at IN 43963 521 84 the the DT 43963 521 85 top top NN 43963 521 86 of of IN 43963 521 87 _ _ NNP 43963 521 88 f f NNP 43963 521 89 _ _ NNP 43963 521 90 , , , 43963 521 91 though though RB 43963 521 92 , , , 43963 521 93 if if IN 43963 521 94 we -PRON- PRP 43963 521 95 could could MD 43963 521 96 visit visit VB 43963 521 97 an an DT 43963 521 98 area area NN 43963 521 99 which which WDT 43963 521 100 was be VBD 43963 521 101 receiving receive VBG 43963 521 102 sediment sediment NN 43963 521 103 during during IN 43963 521 104 the the DT 43963 521 105 period period NN 43963 521 106 of of IN 43963 521 107 denudation denudation NN 43963 521 108 , , , 43963 521 109 we -PRON- PRP 43963 521 110 should should MD 43963 521 111 find find VB 43963 521 112 them -PRON- PRP 43963 521 113 dying die VBG 43963 521 114 out out RP 43963 521 115 in in IN 43963 521 116 the the DT 43963 521 117 rocks rock NNS 43963 521 118 of of IN 43963 521 119 that that DT 43963 521 120 region region NN 43963 521 121 at at IN 43963 521 122 different different JJ 43963 521 123 levels level NNS 43963 521 124 . . . 43963 522 1 Furthermore furthermore RB 43963 522 2 , , , 43963 522 3 whilst whilst IN 43963 522 4 denudation denudation NN 43963 522 5 is be VBZ 43963 522 6 going go VBG 43963 522 7 on on RP 43963 522 8 , , , 43963 522 9 a a DT 43963 522 10 longer long JJR 43963 522 11 or or CC 43963 522 12 shorter short JJR 43963 522 13 period period NN 43963 522 14 of of IN 43963 522 15 time time NN 43963 522 16 elapses elapse NNS 43963 522 17 , , , 43963 522 18 during during IN 43963 522 19 which which WDT 43963 522 20 the the DT 43963 522 21 upheaved upheaved JJ 43963 522 22 area area NN 43963 522 23 receives receive VBZ 43963 522 24 no no DT 43963 522 25 deposit deposit NN 43963 522 26 , , , 43963 522 27 and and CC 43963 522 28 accordingly accordingly RB 43963 522 29 no no DT 43963 522 30 organisms organism NNS 43963 522 31 which which WDT 43963 522 32 lived live VBD 43963 522 33 during during IN 43963 522 34 that that DT 43963 522 35 period period NN 43963 522 36 are be VBP 43963 522 37 preserved preserve VBN 43963 522 38 in in IN 43963 522 39 the the DT 43963 522 40 upheaved upheaved JJ 43963 522 41 area area NN 43963 522 42 . . . 43963 523 1 During during IN 43963 523 2 this this DT 43963 523 3 time time NN 43963 523 4 a a DT 43963 523 5 set set NN 43963 523 6 of of IN 43963 523 7 deposits deposit NNS 43963 523 8 _ _ NNP 43963 523 9 lmn lmn NNP 43963 523 10 _ _ NNP 43963 523 11 may may MD 43963 523 12 have have VB 43963 523 13 been be VBN 43963 523 14 laid lay VBN 43963 523 15 down down RP 43963 523 16 elsewhere elsewhere RB 43963 523 17 , , , 43963 523 18 and and CC 43963 523 19 besides besides IN 43963 523 20 the the DT 43963 523 21 gradual gradual JJ 43963 523 22 disappearance disappearance NN 43963 523 23 of of IN 43963 523 24 some some DT 43963 523 25 of of IN 43963 523 26 the the DT 43963 523 27 organisms organism NNS 43963 523 28 of of IN 43963 523 29 _ _ NNP 43963 523 30 ab ab NNP 43963 523 31 ... ... NFP 43963 523 32 k k NNP 43963 523 33 _ _ NNP 43963 523 34 , , , 43963 523 35 there there EX 43963 523 36 will will MD 43963 523 37 have have VB 43963 523 38 been be VBN 43963 523 39 a a DT 43963 523 40 gradual gradual JJ 43963 523 41 appearance appearance NN 43963 523 42 of of IN 43963 523 43 new new JJ 43963 523 44 species specie NNS 43963 523 45 . . . 43963 524 1 When when WRB 43963 524 2 the the DT 43963 524 3 upheaved upheaved JJ 43963 524 4 area area NN 43963 524 5 is be VBZ 43963 524 6 once once RB 43963 524 7 more more RBR 43963 524 8 submerged submerged JJ 43963 524 9 , , , 43963 524 10 a a DT 43963 524 11 new new JJ 43963 524 12 set set NN 43963 524 13 of of IN 43963 524 14 deposits deposit NNS 43963 524 15 _ _ NNP 43963 524 16 op op NNP 43963 524 17 _ _ NNP 43963 524 18 ... ... NFP 43963 524 19 is be VBZ 43963 524 20 accumulated accumulate VBN 43963 524 21 in in IN 43963 524 22 it -PRON- PRP 43963 524 23 , , , 43963 524 24 and and CC 43963 524 25 the the DT 43963 524 26 species specie NNS 43963 524 27 which which WDT 43963 524 28 gradually gradually RB 43963 524 29 appeared appear VBD 43963 524 30 in in IN 43963 524 31 adjoining adjoining JJ 43963 524 32 regions region NNS 43963 524 33 will will MD 43963 524 34 now now RB 43963 524 35 migrate migrate VB 43963 524 36 to to IN 43963 524 37 it -PRON- PRP 43963 524 38 , , , 43963 524 39 and and CC 43963 524 40 will will MD 43963 524 41 seem seem VB 43963 524 42 to to TO 43963 524 43 come come VB 43963 524 44 in in RB 43963 524 45 simultaneously simultaneously RB 43963 524 46 at at IN 43963 524 47 the the DT 43963 524 48 bottom bottom NN 43963 524 49 of of IN 43963 524 50 _ _ NNP 43963 524 51 o o XX 43963 524 52 _ _ NNP 43963 524 53 ; ; : 43963 524 54 accordingly accordingly RB 43963 524 55 we -PRON- PRP 43963 524 56 may may MD 43963 524 57 find find VB 43963 524 58 that that IN 43963 524 59 there there EX 43963 524 60 is be VBZ 43963 524 61 not not RB 43963 524 62 a a DT 43963 524 63 single single JJ 43963 524 64 species specie NNS 43963 524 65 which which WDT 43963 524 66 passes pass VBZ 43963 524 67 through through RP 43963 524 68 from from IN 43963 524 69 _ _ NNP 43963 524 70 f f NNP 43963 524 71 _ _ NNP 43963 524 72 to to IN 43963 524 73 _ _ NNP 43963 524 74 o o XX 43963 524 75 _ _ NNP 43963 524 76 and and CC 43963 524 77 the the DT 43963 524 78 palæontological palæontological JJ 43963 524 79 break break NN 43963 524 80 in in IN 43963 524 81 this this DT 43963 524 82 area area NN 43963 524 83 is be VBZ 43963 524 84 complete complete JJ 43963 524 85 , , , 43963 524 86 though though IN 43963 524 87 it -PRON- PRP 43963 524 88 is be VBZ 43963 524 89 clear clear JJ 43963 524 90 that that IN 43963 524 91 it -PRON- PRP 43963 524 92 only only RB 43963 524 93 implies imply VBZ 43963 524 94 local local JJ 43963 524 95 change change NN 43963 524 96 , , , 43963 524 97 and and CC 43963 524 98 that that IN 43963 524 99 we -PRON- PRP 43963 524 100 may may MD 43963 524 101 and and CC 43963 524 102 indeed indeed RB 43963 524 103 must must MD 43963 524 104 find find VB 43963 524 105 intermediate intermediate JJ 43963 524 106 forms form NNS 43963 524 107 in in IN 43963 524 108 other other JJ 43963 524 109 regions region NNS 43963 524 110 which which WDT 43963 524 111 fill fill VBP 43963 524 112 up up RP 43963 524 113 the the DT 43963 524 114 gap gap NN 43963 524 115 . . . 43963 525 1 As as IN 43963 525 2 an an DT 43963 525 3 illustration illustration NN 43963 525 4 of of IN 43963 525 5 the the DT 43963 525 6 local local JJ 43963 525 7 character character NN 43963 525 8 of of IN 43963 525 9 a a DT 43963 525 10 palæontological palæontological JJ 43963 525 11 break break NN 43963 525 12 we -PRON- PRP 43963 525 13 may may MD 43963 525 14 cite cite VB 43963 525 15 the the DT 43963 525 16 case case NN 43963 525 17 of of IN 43963 525 18 the the DT 43963 525 19 Carboniferous carboniferous JJ 43963 525 20 and and CC 43963 525 21 Permian permian JJ 43963 525 22 systems system NNS 43963 525 23 of of IN 43963 525 24 Britain Britain NNP 43963 525 25 . . . 43963 526 1 These these DT 43963 526 2 rocks rock NNS 43963 526 3 are be VBP 43963 526 4 separated separate VBN 43963 526 5 from from IN 43963 526 6 one one CD 43963 526 7 another another DT 43963 526 8 in in IN 43963 526 9 our -PRON- PRP$ 43963 526 10 area area NN 43963 526 11 by by IN 43963 526 12 a a DT 43963 526 13 physical physical JJ 43963 526 14 and and CC 43963 526 15 palæontological palæontological JJ 43963 526 16 break break NN 43963 526 17 , , , 43963 526 18 but but CC 43963 526 19 in in IN 43963 526 20 parts part NNS 43963 526 21 of of IN 43963 526 22 India India NNP 43963 526 23 , , , 43963 526 24 and and CC 43963 526 25 other other JJ 43963 526 26 places place NNS 43963 526 27 , , , 43963 526 28 we -PRON- PRP 43963 526 29 find find VBP 43963 526 30 a a DT 43963 526 31 group group NN 43963 526 32 of of IN 43963 526 33 rocks rock NNS 43963 526 34 now now RB 43963 526 35 known know VBN 43963 526 36 as as IN 43963 526 37 the the DT 43963 526 38 Permo Permo NNP 43963 526 39 - - HYPH 43963 526 40 Carboniferous carboniferous JJ 43963 526 41 rocks rock NNS 43963 526 42 which which WDT 43963 526 43 contain contain VBP 43963 526 44 a a DT 43963 526 45 fauna fauna NNS 43963 526 46 intermediate intermediate JJ 43963 526 47 in in IN 43963 526 48 character character NN 43963 526 49 between between IN 43963 526 50 those those DT 43963 526 51 of of IN 43963 526 52 the the DT 43963 526 53 Permian permian JJ 43963 526 54 and and CC 43963 526 55 Carboniferous carboniferous JJ 43963 526 56 systems system NNS 43963 526 57 , , , 43963 526 58 and and CC 43963 526 59 a a DT 43963 526 60 study study NN 43963 526 61 of of IN 43963 526 62 this this DT 43963 526 63 fauna fauna NN 43963 526 64 shows show VBZ 43963 526 65 that that IN 43963 526 66 the the DT 43963 526 67 hiatus hiatus NN 43963 526 68 which which WDT 43963 526 69 exists exist VBZ 43963 526 70 locally locally RB 43963 526 71 is be VBZ 43963 526 72 filled fill VBN 43963 526 73 by by IN 43963 526 74 the the DT 43963 526 75 species specie NNS 43963 526 76 contained contain VBN 43963 526 77 in in IN 43963 526 78 the the DT 43963 526 79 Permo Permo NNP 43963 526 80 - - HYPH 43963 526 81 Carboniferous carboniferous JJ 43963 526 82 rocks rock NNS 43963 526 83 . . . 43963 527 1 A a DT 43963 527 2 palæontological palæontological JJ 43963 527 3 break break NN 43963 527 4 may may MD 43963 527 5 , , , 43963 527 6 like like IN 43963 527 7 a a DT 43963 527 8 physical physical JJ 43963 527 9 one one NN 43963 527 10 , , , 43963 527 11 result result VBP 43963 527 12 from from IN 43963 527 13 depression depression NN 43963 527 14 of of IN 43963 527 15 the the DT 43963 527 16 ocean ocean NN 43963 527 17 - - HYPH 43963 527 18 floor floor NN 43963 527 19 to to IN 43963 527 20 so so RB 43963 527 21 great great JJ 43963 527 22 a a DT 43963 527 23 depth depth NN 43963 527 24 , , , 43963 527 25 that that IN 43963 527 26 no no DT 43963 527 27 organisms organism NNS 43963 527 28 are be VBP 43963 527 29 preserved preserve VBN 43963 527 30 there there RB 43963 527 31 during during IN 43963 527 32 the the DT 43963 527 33 period period NN 43963 527 34 of of IN 43963 527 35 great great JJ 43963 527 36 depression depression NN 43963 527 37 , , , 43963 527 38 and and CC 43963 527 39 the the DT 43963 527 40 remarks remark NNS 43963 527 41 made make VBD 43963 527 42 concerning concern VBG 43963 527 43 a a DT 43963 527 44 depression depression NN 43963 527 45 of of IN 43963 527 46 this this DT 43963 527 47 nature nature NN 43963 527 48 when when WRB 43963 527 49 speaking speak VBG 43963 527 50 of of IN 43963 527 51 physical physical JJ 43963 527 52 breaks break NNS 43963 527 53 will will MD 43963 527 54 apply apply VB 43963 527 55 here here RB 43963 527 56 also also RB 43963 527 57 . . . 43963 528 1 A a DT 43963 528 2 local local JJ 43963 528 3 palæontological palæontological JJ 43963 528 4 break break NN 43963 528 5 may may MD 43963 528 6 result result VB 43963 528 7 owing owe VBG 43963 528 8 to to IN 43963 528 9 physical physical JJ 43963 528 10 changes change NNS 43963 528 11 without without IN 43963 528 12 the the DT 43963 528 13 production production NN 43963 528 14 of of IN 43963 528 15 an an DT 43963 528 16 unconformity unconformity NN 43963 528 17 in in IN 43963 528 18 the the DT 43963 528 19 area area NN 43963 528 20 , , , 43963 528 21 or or CC 43963 528 22 its -PRON- PRP$ 43963 528 23 submergence submergence NN 43963 528 24 to to IN 43963 528 25 a a DT 43963 528 26 great great JJ 43963 528 27 depth depth NN 43963 528 28 , , , 43963 528 29 or or CC 43963 528 30 if if IN 43963 528 31 an an DT 43963 528 32 unconformity unconformity NN 43963 528 33 is be VBZ 43963 528 34 found find VBN 43963 528 35 , , , 43963 528 36 the the DT 43963 528 37 break break NN 43963 528 38 may may MD 43963 528 39 be be VB 43963 528 40 more more RBR 43963 528 41 marked mark VBN 43963 528 42 owing owing NN 43963 528 43 to to IN 43963 528 44 other other JJ 43963 528 45 physical physical JJ 43963 528 46 changes change NNS 43963 528 47 . . . 43963 529 1 The the DT 43963 529 2 difference difference NN 43963 529 3 between between IN 43963 529 4 the the DT 43963 529 5 Upper Upper NNP 43963 529 6 and and CC 43963 529 7 Lower low JJR 43963 529 8 Carboniferous carboniferous JJ 43963 529 9 faunas fauna NNS 43963 529 10 is be VBZ 43963 529 11 very very RB 43963 529 12 marked mark VBN 43963 529 13 in in IN 43963 529 14 England England NNP 43963 529 15 , , , 43963 529 16 where where WRB 43963 529 17 the the DT 43963 529 18 Upper Upper NNP 43963 529 19 Carboniferous Carboniferous NNP 43963 529 20 beds bed NNS 43963 529 21 were be VBD 43963 529 22 deposited deposit VBN 43963 529 23 under under IN 43963 529 24 physical physical JJ 43963 529 25 conditions condition NNS 43963 529 26 different different JJ 43963 529 27 from from IN 43963 529 28 those those DT 43963 529 29 of of IN 43963 529 30 the the DT 43963 529 31 Lower Lower NNP 43963 529 32 Carboniferous Carboniferous NNP 43963 529 33 , , , 43963 529 34 and and CC 43963 529 35 accordingly accordingly RB 43963 529 36 the the DT 43963 529 37 corals coral NNS 43963 529 38 , , , 43963 529 39 crinoids crinoid NNS 43963 529 40 and and CC 43963 529 41 other other JJ 43963 529 42 open open JJ 43963 529 43 - - HYPH 43963 529 44 water water NN 43963 529 45 animals animal NNS 43963 529 46 which which WDT 43963 529 47 flourished flourish VBD 43963 529 48 in in IN 43963 529 49 Lower low JJR 43963 529 50 Carboniferous Carboniferous NNP 43963 529 51 times time NNS 43963 529 52 are be VBP 43963 529 53 rare rare JJ 43963 529 54 or or CC 43963 529 55 altogether altogether RB 43963 529 56 absent absent JJ 43963 529 57 in in IN 43963 529 58 the the DT 43963 529 59 higher high JJR 43963 529 60 rocks rock NNS 43963 529 61 . . . 43963 530 1 Where where WRB 43963 530 2 the the DT 43963 530 3 change change NN 43963 530 4 of of IN 43963 530 5 conditions condition NNS 43963 530 6 did do VBD 43963 530 7 not not RB 43963 530 8 occur occur VB 43963 530 9 to to IN 43963 530 10 a a DT 43963 530 11 great great JJ 43963 530 12 extent extent NN 43963 530 13 as as IN 43963 530 14 in in IN 43963 530 15 parts part NNS 43963 530 16 of of IN 43963 530 17 Spain Spain NNP 43963 530 18 and and CC 43963 530 19 North North NNP 43963 530 20 America America NNP 43963 530 21 , , , 43963 530 22 the the DT 43963 530 23 similarity similarity NN 43963 530 24 between between IN 43963 530 25 the the DT 43963 530 26 two two CD 43963 530 27 faunas fauna NNS 43963 530 28 is be VBZ 43963 530 29 much much RB 43963 530 30 more more RBR 43963 530 31 pronounced pronounced JJ 43963 530 32 . . . 43963 531 1 Again again RB 43963 531 2 , , , 43963 531 3 there there EX 43963 531 4 is be VBZ 43963 531 5 an an DT 43963 531 6 unconformity unconformity NN 43963 531 7 between between IN 43963 531 8 the the DT 43963 531 9 Cretaceous Cretaceous NNP 43963 531 10 and and CC 43963 531 11 Eocene Eocene NNP 43963 531 12 beds bed NNS 43963 531 13 of of IN 43963 531 14 England England NNP 43963 531 15 , , , 43963 531 16 which which WDT 43963 531 17 is be VBZ 43963 531 18 accompanied accompany VBN 43963 531 19 by by IN 43963 531 20 a a DT 43963 531 21 palæontological palæontological JJ 43963 531 22 break break NN 43963 531 23 , , , 43963 531 24 but but CC 43963 531 25 this this DT 43963 531 26 break break NN 43963 531 27 is be VBZ 43963 531 28 more more RBR 43963 531 29 pronounced pronounced JJ 43963 531 30 owing owing NN 43963 531 31 to to IN 43963 531 32 difference difference NN 43963 531 33 of of IN 43963 531 34 physical physical JJ 43963 531 35 conditions condition NNS 43963 531 36 , , , 43963 531 37 for for IN 43963 531 38 we -PRON- PRP 43963 531 39 find find VBP 43963 531 40 abundance abundance NN 43963 531 41 of of IN 43963 531 42 gastropods gastropod NNS 43963 531 43 in in IN 43963 531 44 the the DT 43963 531 45 lower low JJR 43963 531 46 Tertiary tertiary JJ 43963 531 47 beds bed NNS 43963 531 48 , , , 43963 531 49 and and CC 43963 531 50 a a DT 43963 531 51 rarity rarity NN 43963 531 52 of of IN 43963 531 53 these these DT 43963 531 54 shells shell NNS 43963 531 55 at at IN 43963 531 56 the the DT 43963 531 57 top top NN 43963 531 58 of of IN 43963 531 59 the the DT 43963 531 60 chalk chalk NN 43963 531 61 of of IN 43963 531 62 England England NNP 43963 531 63 , , , 43963 531 64 though though IN 43963 531 65 where where WRB 43963 531 66 physical physical JJ 43963 531 67 conditions condition NNS 43963 531 68 were be VBD 43963 531 69 favourable favourable JJ 43963 531 70 for for IN 43963 531 71 the the DT 43963 531 72 growth growth NN 43963 531 73 of of IN 43963 531 74 gastropods gastropod NNS 43963 531 75 , , , 43963 531 76 their -PRON- PRP$ 43963 531 77 shells shell NNS 43963 531 78 are be VBP 43963 531 79 found find VBN 43963 531 80 in in IN 43963 531 81 the the DT 43963 531 82 higher high JJR 43963 531 83 strata strata NN 43963 531 84 of of IN 43963 531 85 chalk chalk JJ 43963 531 86 age age NN 43963 531 87 , , , 43963 531 88 and and CC 43963 531 89 the the DT 43963 531 90 palæontological palæontological JJ 43963 531 91 break break NN 43963 531 92 is be VBZ 43963 531 93 not not RB 43963 531 94 so so RB 43963 531 95 apparent apparent JJ 43963 531 96 . . . 43963 532 1 A a DT 43963 532 2 palæontological palæontological JJ 43963 532 3 break break NN 43963 532 4 may may MD 43963 532 5 occur occur VB 43963 532 6 also also RB 43963 532 7 as as IN 43963 532 8 the the DT 43963 532 9 result result NN 43963 532 10 of of IN 43963 532 11 climatic climatic JJ 43963 532 12 change change NN 43963 532 13 , , , 43963 532 14 though though IN 43963 532 15 actual actual JJ 43963 532 16 instances instance NNS 43963 532 17 of of IN 43963 532 18 this this DT 43963 532 19 occurrence occurrence NN 43963 532 20 are be VBP 43963 532 21 much much RB 43963 532 22 more more RBR 43963 532 23 difficult difficult JJ 43963 532 24 to to TO 43963 532 25 detect detect VB 43963 532 26 owing owing NN 43963 532 27 to to IN 43963 532 28 the the DT 43963 532 29 general general JJ 43963 532 30 absence absence NN 43963 532 31 of of IN 43963 532 32 any any DT 43963 532 33 evidence evidence NN 43963 532 34 of of IN 43963 532 35 climatic climatic JJ 43963 532 36 change change NN 43963 532 37 other other JJ 43963 532 38 than than IN 43963 532 39 that that DT 43963 532 40 supplied supply VBN 43963 532 41 by by IN 43963 532 42 the the DT 43963 532 43 organisms organism NNS 43963 532 44 themselves -PRON- PRP 43963 532 45 . . . 43963 533 1 Still still RB 43963 533 2 , , , 43963 533 3 when when WRB 43963 533 4 no no DT 43963 533 5 physical physical JJ 43963 533 6 break break NN 43963 533 7 exists exist VBZ 43963 533 8 , , , 43963 533 9 and and CC 43963 533 10 the the DT 43963 533 11 lithological lithological JJ 43963 533 12 characters character NNS 43963 533 13 of of IN 43963 533 14 a a DT 43963 533 15 group group NN 43963 533 16 of of IN 43963 533 17 sediments sediment NNS 43963 533 18 remain remain VBP 43963 533 19 constant constant JJ 43963 533 20 throughout throughout IN 43963 533 21 , , , 43963 533 22 indicating indicate VBG 43963 533 23 the the DT 43963 533 24 prevalence prevalence NN 43963 533 25 of of IN 43963 533 26 similar similar JJ 43963 533 27 physical physical JJ 43963 533 28 conditions condition NNS 43963 533 29 through through IN 43963 533 30 the the DT 43963 533 31 period period NN 43963 533 32 of of IN 43963 533 33 deposition deposition NN 43963 533 34 of of IN 43963 533 35 the the DT 43963 533 36 sediments sediment NNS 43963 533 37 , , , 43963 533 38 if if IN 43963 533 39 the the DT 43963 533 40 fauna fauna NNS 43963 533 41 suddenly suddenly RB 43963 533 42 changes change VBZ 43963 533 43 , , , 43963 533 44 there there EX 43963 533 45 must must MD 43963 533 46 have have VB 43963 533 47 been be VBN 43963 533 48 cause cause IN 43963 533 49 for for IN 43963 533 50 the the DT 43963 533 51 change change NN 43963 533 52 , , , 43963 533 53 and and CC 43963 533 54 in in IN 43963 533 55 the the DT 43963 533 56 absence absence NN 43963 533 57 of of IN 43963 533 58 any any DT 43963 533 59 other other JJ 43963 533 60 cause cause NN 43963 533 61 which which WDT 43963 533 62 is be VBZ 43963 533 63 likely likely JJ 43963 533 64 to to TO 43963 533 65 produce produce VB 43963 533 66 the the DT 43963 533 67 change change NN 43963 533 68 , , , 43963 533 69 alteration alteration NN 43963 533 70 of of IN 43963 533 71 the the DT 43963 533 72 character character NN 43963 533 73 of of IN 43963 533 74 the the DT 43963 533 75 climate climate NN 43963 533 76 may may MD 43963 533 77 be be VB 43963 533 78 suspected suspect VBN 43963 533 79 . . . 43963 534 1 It -PRON- PRP 43963 534 2 follows follow VBZ 43963 534 3 from from IN 43963 534 4 the the DT 43963 534 5 observations observation NNS 43963 534 6 which which WDT 43963 534 7 have have VBP 43963 534 8 been be VBN 43963 534 9 made make VBN 43963 534 10 , , , 43963 534 11 that that IN 43963 534 12 although although IN 43963 534 13 the the DT 43963 534 14 rocks rock NNS 43963 534 15 of of IN 43963 534 16 the the DT 43963 534 17 Geological Geological NNP 43963 534 18 Column Column NNP 43963 534 19 may may MD 43963 534 20 be be VB 43963 534 21 divided divide VBN 43963 534 22 into into IN 43963 534 23 systems system NNS 43963 534 24 owing owe VBG 43963 534 25 to to IN 43963 534 26 the the DT 43963 534 27 existence existence NN 43963 534 28 of of IN 43963 534 29 physical physical JJ 43963 534 30 and and CC 43963 534 31 palæontological palæontological JJ 43963 534 32 breaks break NNS 43963 534 33 , , , 43963 534 34 and and CC 43963 534 35 this this DT 43963 534 36 classification classification NN 43963 534 37 may may MD 43963 534 38 be be VB 43963 534 39 and and CC 43963 534 40 has have VBZ 43963 534 41 been be VBN 43963 534 42 applied apply VBN 43963 534 43 generally generally RB 43963 534 44 , , , 43963 534 45 the the DT 43963 534 46 line line NN 43963 534 47 of of IN 43963 534 48 demarcation demarcation NN 43963 534 49 between between IN 43963 534 50 the the DT 43963 534 51 rocks rock NNS 43963 534 52 of of IN 43963 534 53 two two CD 43963 534 54 systems system NNS 43963 534 55 will will MD 43963 534 56 be be VB 43963 534 57 a a DT 43963 534 58 purely purely RB 43963 534 59 conventional conventional JJ 43963 534 60 one one NN 43963 534 61 , , , 43963 534 62 where where WRB 43963 534 63 there there EX 43963 534 64 is be VBZ 43963 534 65 no no DT 43963 534 66 break break NN 43963 534 67 , , , 43963 534 68 and and CC 43963 534 69 , , , 43963 534 70 to to TO 43963 534 71 avoid avoid VB 43963 534 72 confusion confusion NN 43963 534 73 , , , 43963 534 74 that that DT 43963 534 75 line line NN 43963 534 76 when when WRB 43963 534 77 once once RB 43963 534 78 drawn draw VBN 43963 534 79 should should MD 43963 534 80 be be VB 43963 534 81 adopted adopt VBN 43963 534 82 by by IN 43963 534 83 everyone everyone NN 43963 534 84 , , , 43963 534 85 unless unless IN 43963 534 86 good good JJ 43963 534 87 cause cause NN 43963 534 88 can can MD 43963 534 89 be be VB 43963 534 90 shown show VBN 43963 534 91 for for IN 43963 534 92 its -PRON- PRP$ 43963 534 93 abandonment abandonment NN 43963 534 94 . . . 43963 535 1 The the DT 43963 535 2 subdivision subdivision NN 43963 535 3 of of IN 43963 535 4 systems system NNS 43963 535 5 into into IN 43963 535 6 series series NN 43963 535 7 has have VBZ 43963 535 8 been be VBN 43963 535 9 conducted conduct VBN 43963 535 10 in in IN 43963 535 11 a a DT 43963 535 12 manner manner NN 43963 535 13 generally generally RB 43963 535 14 similar similar JJ 43963 535 15 to to IN 43963 535 16 that that DT 43963 535 17 in in IN 43963 535 18 which which WDT 43963 535 19 large large JJ 43963 535 20 masses masse NNS 43963 535 21 of of IN 43963 535 22 strata stratum NNS 43963 535 23 have have VBP 43963 535 24 been be VBN 43963 535 25 grouped group VBN 43963 535 26 into into IN 43963 535 27 systems system NNS 43963 535 28 , , , 43963 535 29 with with IN 43963 535 30 the the DT 43963 535 31 exception exception NN 43963 535 32 that that WDT 43963 535 33 actual actual JJ 43963 535 34 breaks break NNS 43963 535 35 need nee MD 43963 535 36 not not RB 43963 535 37 occur occur VB 43963 535 38 . . . 43963 536 1 The the DT 43963 536 2 subdivision subdivision NN 43963 536 3 was be VBD 43963 536 4 usually usually RB 43963 536 5 made make VBN 43963 536 6 on on IN 43963 536 7 account account NN 43963 536 8 of of IN 43963 536 9 marked mark VBN 43963 536 10 differences difference NNS 43963 536 11 in in IN 43963 536 12 the the DT 43963 536 13 lithological lithological JJ 43963 536 14 characters character NNS 43963 536 15 or or CC 43963 536 16 fossil fossil JJ 43963 536 17 contents content NNS 43963 536 18 of of IN 43963 536 19 the the DT 43963 536 20 rocks rock NNS 43963 536 21 of of IN 43963 536 22 the the DT 43963 536 23 various various JJ 43963 536 24 series series NN 43963 536 25 , , , 43963 536 26 and and CC 43963 536 27 frequently frequently RB 43963 536 28 the the DT 43963 536 29 lithological lithological JJ 43963 536 30 characters character NNS 43963 536 31 as as RB 43963 536 32 well well RB 43963 536 33 as as IN 43963 536 34 the the DT 43963 536 35 fossil fossil NN 43963 536 36 contents content NNS 43963 536 37 are be VBP 43963 536 38 dissimilar dissimilar JJ 43963 536 39 ; ; : 43963 536 40 taking take VBG 43963 536 41 the the DT 43963 536 42 rocks rock NNS 43963 536 43 of of IN 43963 536 44 the the DT 43963 536 45 Silurian silurian JJ 43963 536 46 system system NN 43963 536 47 of of IN 43963 536 48 the the DT 43963 536 49 typical typical JJ 43963 536 50 Silurian silurian JJ 43963 536 51 area area NN 43963 536 52 as as IN 43963 536 53 an an DT 43963 536 54 example example NN 43963 536 55 , , , 43963 536 56 we -PRON- PRP 43963 536 57 find find VBP 43963 536 58 the the DT 43963 536 59 Llandovery Llandovery NNP 43963 536 60 rocks rock NNS 43963 536 61 largely largely RB 43963 536 62 arenaceous arenaceous JJ 43963 536 63 , , , 43963 536 64 the the DT 43963 536 65 Wenlock Wenlock NNP 43963 536 66 rocks rock NNS 43963 536 67 largely largely RB 43963 536 68 calcareo calcareo NNS 43963 536 69 - - : 43963 536 70 argillaceous argillaceous JJ 43963 536 71 , , , 43963 536 72 and and CC 43963 536 73 the the DT 43963 536 74 Ludlow Ludlow NNP 43963 536 75 rocks rock NNS 43963 536 76 argillaceo argillaceo RB 43963 536 77 - - HYPH 43963 536 78 arenaceous arenaceous JJ 43963 536 79 , , , 43963 536 80 whilst whilst IN 43963 536 81 the the DT 43963 536 82 fauna fauna NNS 43963 536 83 of of IN 43963 536 84 the the DT 43963 536 85 Wenlock Wenlock NNP 43963 536 86 rocks rock VBZ 43963 536 87 differs differ NNS 43963 536 88 from from IN 43963 536 89 that that DT 43963 536 90 of of IN 43963 536 91 the the DT 43963 536 92 Llandovery Llandovery NNP 43963 536 93 rocks rock NNS 43963 536 94 below below RB 43963 536 95 and and CC 43963 536 96 also also RB 43963 536 97 from from IN 43963 536 98 that that DT 43963 536 99 of of IN 43963 536 100 the the DT 43963 536 101 Ludlow Ludlow NNP 43963 536 102 rocks rock NNS 43963 536 103 above above RB 43963 536 104 . . . 43963 537 1 The the DT 43963 537 2 Llandovery Llandovery NNP 43963 537 3 , , , 43963 537 4 Wenlock Wenlock NNP 43963 537 5 and and CC 43963 537 6 Ludlow Ludlow NNP 43963 537 7 therefore therefore RB 43963 537 8 constitute constitute VBP 43963 537 9 three three CD 43963 537 10 series series NN 43963 537 11 of of IN 43963 537 12 the the DT 43963 537 13 Silurian silurian JJ 43963 537 14 system system NN 43963 537 15 , , , 43963 537 16 but but CC 43963 537 17 the the DT 43963 537 18 lines line NNS 43963 537 19 of of IN 43963 537 20 demarcation demarcation NN 43963 537 21 between between IN 43963 537 22 these these DT 43963 537 23 series serie NNS 43963 537 24 are be VBP 43963 537 25 nevertheless nevertheless RB 43963 537 26 conventional conventional JJ 43963 537 27 , , , 43963 537 28 for for IN 43963 537 29 it -PRON- PRP 43963 537 30 has have VBZ 43963 537 31 been be VBN 43963 537 32 suggested suggest VBN 43963 537 33 that that IN 43963 537 34 a a DT 43963 537 35 more more RBR 43963 537 36 natural natural JJ 43963 537 37 division division NN 43963 537 38 , , , 43963 537 39 as as RB 43963 537 40 far far RB 43963 537 41 as as IN 43963 537 42 the the DT 43963 537 43 British british JJ 43963 537 44 rocks rock NNS 43963 537 45 are be VBP 43963 537 46 concerned concern VBN 43963 537 47 , , , 43963 537 48 could could MD 43963 537 49 be be VB 43963 537 50 made make VBN 43963 537 51 by by IN 43963 537 52 drawing draw VBG 43963 537 53 a a DT 43963 537 54 line line NN 43963 537 55 , , , 43963 537 56 not not RB 43963 537 57 as as IN 43963 537 58 at at IN 43963 537 59 present present NN 43963 537 60 at at IN 43963 537 61 the the DT 43963 537 62 base base NN 43963 537 63 of of IN 43963 537 64 the the DT 43963 537 65 Ludlow Ludlow NNP 43963 537 66 , , , 43963 537 67 but but CC 43963 537 68 in in IN 43963 537 69 the the DT 43963 537 70 middle middle NN 43963 537 71 of of IN 43963 537 72 that that DT 43963 537 73 series series NN 43963 537 74 as as IN 43963 537 75 now now RB 43963 537 76 defined define VBN 43963 537 77 , , , 43963 537 78 and and CC 43963 537 79 uniting unite VBG 43963 537 80 the the DT 43963 537 81 Lower low JJR 43963 537 82 Ludlow Ludlow NNP 43963 537 83 beds bed NNS 43963 537 84 with with IN 43963 537 85 the the DT 43963 537 86 Wenlock Wenlock NNP 43963 537 87 strata strata NN 43963 537 88 to to TO 43963 537 89 form form VB 43963 537 90 a a DT 43963 537 91 single single JJ 43963 537 92 series series NN 43963 537 93 . . . 43963 538 1 The the DT 43963 538 2 same same JJ 43963 538 3 process process NN 43963 538 4 as as IN 43963 538 5 that that DT 43963 538 6 adopted adopt VBN 43963 538 7 in in IN 43963 538 8 the the DT 43963 538 9 case case NN 43963 538 10 of of IN 43963 538 11 series series NN 43963 538 12 has have VBZ 43963 538 13 been be VBN 43963 538 14 essentially essentially RB 43963 538 15 pursued pursue VBN 43963 538 16 in in IN 43963 538 17 subdividing subdivide VBG 43963 538 18 these these DT 43963 538 19 into into IN 43963 538 20 stages stage NNS 43963 538 21 . . . 43963 539 1 Each each DT 43963 539 2 stage stage NN 43963 539 3 is be VBZ 43963 539 4 usually usually RB 43963 539 5 different different JJ 43963 539 6 from from IN 43963 539 7 that that DT 43963 539 8 above above IN 43963 539 9 and and CC 43963 539 10 below below RB 43963 539 11 in in IN 43963 539 12 its -PRON- PRP$ 43963 539 13 lithological lithological JJ 43963 539 14 characters character NNS 43963 539 15 , , , 43963 539 16 fossil fossil NN 43963 539 17 contents content NNS 43963 539 18 , , , 43963 539 19 or or CC 43963 539 20 both both DT 43963 539 21 , , , 43963 539 22 though though IN 43963 539 23 the the DT 43963 539 24 difference difference NN 43963 539 25 is be VBZ 43963 539 26 usually usually RB 43963 539 27 less less JJR 43963 539 28 in in IN 43963 539 29 degree degree NN 43963 539 30 than than IN 43963 539 31 that that DT 43963 539 32 which which WDT 43963 539 33 has have VBZ 43963 539 34 been be VBN 43963 539 35 utilised utilise VBN 43963 539 36 for for IN 43963 539 37 the the DT 43963 539 38 demarcation demarcation NN 43963 539 39 of of IN 43963 539 40 series series NN 43963 539 41 . . . 43963 540 1 A a DT 43963 540 2 stage stage NN 43963 540 3 is be VBZ 43963 540 4 often often RB 43963 540 5 , , , 43963 540 6 though though IN 43963 540 7 not not RB 43963 540 8 always always RB 43963 540 9 , , , 43963 540 10 composed compose VBN 43963 540 11 of of IN 43963 540 12 deposits deposit NNS 43963 540 13 of of IN 43963 540 14 one one CD 43963 540 15 kind kind NN 43963 540 16 of of IN 43963 540 17 sediment sediment NN 43963 540 18 , , , 43963 540 19 and and CC 43963 540 20 is be VBZ 43963 540 21 furthermore furthermore RB 43963 540 22 frequently frequently RB 43963 540 23 characterised characterise VBN 43963 540 24 by by IN 43963 540 25 the the DT 43963 540 26 possession possession NN 43963 540 27 of of IN 43963 540 28 one one CD 43963 540 29 or or CC 43963 540 30 , , , 43963 540 31 it -PRON- PRP 43963 540 32 may may MD 43963 540 33 be be VB 43963 540 34 , , , 43963 540 35 two two CD 43963 540 36 , , , 43963 540 37 three three CD 43963 540 38 or or CC 43963 540 39 more more JJR 43963 540 40 characteristic characteristic JJ 43963 540 41 fossils fossil NNS 43963 540 42 . . . 43963 541 1 Thus thus RB 43963 541 2 the the DT 43963 541 3 Wenlock Wenlock NNP 43963 541 4 series series NN 43963 541 5 is be VBZ 43963 541 6 divided divide VBN 43963 541 7 in in IN 43963 541 8 the the DT 43963 541 9 typical typical JJ 43963 541 10 area area NN 43963 541 11 into into IN 43963 541 12 Woolhope Woolhope NNP 43963 541 13 limestone limestone NN 43963 541 14 , , , 43963 541 15 Wenlock Wenlock NNP 43963 541 16 shale shale NN 43963 541 17 , , , 43963 541 18 and and CC 43963 541 19 Wenlock Wenlock NNP 43963 541 20 limestone limestone NN 43963 541 21 , , , 43963 541 22 and and CC 43963 541 23 the the DT 43963 541 24 very very JJ 43963 541 25 names name NNS 43963 541 26 given give VBN 43963 541 27 to to IN 43963 541 28 these these DT 43963 541 29 stages stage NNS 43963 541 30 indicate indicate VBP 43963 541 31 that that IN 43963 541 32 each each DT 43963 541 33 is be VBZ 43963 541 34 largely largely RB 43963 541 35 composed compose VBN 43963 541 36 of of IN 43963 541 37 one one CD 43963 541 38 kind kind NN 43963 541 39 of of IN 43963 541 40 material material NN 43963 541 41 . . . 43963 542 1 Their -PRON- PRP$ 43963 542 2 fossils fossil NNS 43963 542 3 are be VBP 43963 542 4 also also RB 43963 542 5 to to IN 43963 542 6 some some DT 43963 542 7 extent extent NN 43963 542 8 different different JJ 43963 542 9 , , , 43963 542 10 though though IN 43963 542 11 the the DT 43963 542 12 difference difference NN 43963 542 13 between between IN 43963 542 14 them -PRON- PRP 43963 542 15 is be VBZ 43963 542 16 not not RB 43963 542 17 likely likely JJ 43963 542 18 to to TO 43963 542 19 be be VB 43963 542 20 of of IN 43963 542 21 so so RB 43963 542 22 marked mark VBN 43963 542 23 a a DT 43963 542 24 nature nature NN 43963 542 25 as as IN 43963 542 26 that that DT 43963 542 27 which which WDT 43963 542 28 exists exist VBZ 43963 542 29 between between IN 43963 542 30 the the DT 43963 542 31 faunas fauna NNS 43963 542 32 of of IN 43963 542 33 separate separate JJ 43963 542 34 series series NN 43963 542 35 . . . 43963 543 1 It -PRON- PRP 43963 543 2 will will MD 43963 543 3 be be VB 43963 543 4 seen see VBN 43963 543 5 that that IN 43963 543 6 the the DT 43963 543 7 system system NN 43963 543 8 differs differ VBZ 43963 543 9 from from IN 43963 543 10 the the DT 43963 543 11 series series NN 43963 543 12 and and CC 43963 543 13 the the DT 43963 543 14 series series NN 43963 543 15 from from IN 43963 543 16 the the DT 43963 543 17 stage stage NN 43963 543 18 in in IN 43963 543 19 degree degree NN 43963 543 20 rather rather RB 43963 543 21 than than IN 43963 543 22 in in IN 43963 543 23 kind kind NN 43963 543 24 , , , 43963 543 25 and and CC 43963 543 26 no no DT 43963 543 27 hard hard JJ 43963 543 28 line line NN 43963 543 29 can can MD 43963 543 30 be be VB 43963 543 31 drawn draw VBN 43963 543 32 between between IN 43963 543 33 divisions division NNS 43963 543 34 of of IN 43963 543 35 different different JJ 43963 543 36 degrees degree NNS 43963 543 37 of of IN 43963 543 38 magnitude magnitude NN 43963 543 39 . . . 43963 544 1 It -PRON- PRP 43963 544 2 follows follow VBZ 43963 544 3 therefore therefore RB 43963 544 4 that that IN 43963 544 5 frequently frequently RB 43963 544 6 a a DT 43963 544 7 mass mass NN 43963 544 8 of of IN 43963 544 9 sediment sediment NN 43963 544 10 which which WDT 43963 544 11 one one CD 43963 544 12 author author NN 43963 544 13 will will MD 43963 544 14 consider consider VB 43963 544 15 sufficiently sufficiently RB 43963 544 16 important important JJ 43963 544 17 to to TO 43963 544 18 constitute constitute VB 43963 544 19 a a DT 43963 544 20 system system NN 43963 544 21 will will MD 43963 544 22 be be VB 43963 544 23 defined define VBN 43963 544 24 by by IN 43963 544 25 another another DT 43963 544 26 as as IN 43963 544 27 a a DT 43963 544 28 series series NN 43963 544 29 , , , 43963 544 30 and and CC 43963 544 31 similarly similarly RB 43963 544 32 a a DT 43963 544 33 series series NN 43963 544 34 of of IN 43963 544 35 one one CD 43963 544 36 writer writer NN 43963 544 37 may may MD 43963 544 38 become become VB 43963 544 39 a a DT 43963 544 40 stage stage NN 43963 544 41 of of IN 43963 544 42 another another DT 43963 544 43 . . . 43963 545 1 The the DT 43963 545 2 student student NN 43963 545 3 of of IN 43963 545 4 Stratigraphical Stratigraphical NNP 43963 545 5 Geology Geology NNP 43963 545 6 will will MD 43963 545 7 find find VB 43963 545 8 the the DT 43963 545 9 expression expression NN 43963 545 10 ' ' POS 43963 545 11 fossil fossil NN 43963 545 12 zone zone NN 43963 545 13 ' ' '' 43963 545 14 occurring occur VBG 43963 545 15 over over RP 43963 545 16 and and CC 43963 545 17 over over RB 43963 545 18 again again RB 43963 545 19 in in IN 43963 545 20 geological geological JJ 43963 545 21 literature literature NN 43963 545 22 , , , 43963 545 23 and and CC 43963 545 24 as as IN 43963 545 25 the the DT 43963 545 26 term term NN 43963 545 27 has have VBZ 43963 545 28 been be VBN 43963 545 29 used use VBN 43963 545 30 somewhat somewhat RB 43963 545 31 vaguely vaguely RB 43963 545 32 by by IN 43963 545 33 many many JJ 43963 545 34 writers writer NNS 43963 545 35 and and CC 43963 545 36 is be VBZ 43963 545 37 apt apt JJ 43963 545 38 to to TO 43963 545 39 be be VB 43963 545 40 misunderstood misunderstand VBN 43963 545 41 , , , 43963 545 42 it -PRON- PRP 43963 545 43 will will MD 43963 545 44 be be VB 43963 545 45 useful useful JJ 43963 545 46 to to TO 43963 545 47 notice notice VB 43963 545 48 the the DT 43963 545 49 expression expression NN 43963 545 50 at at IN 43963 545 51 some some DT 43963 545 52 length length NN 43963 545 53 . . . 43963 546 1 Strictly strictly RB 43963 546 2 speaking speak VBG 43963 546 3 the the DT 43963 546 4 term term NN 43963 546 5 zone zone NN 43963 546 6 ( ( -LRB- 43963 546 7 a a DT 43963 546 8 belt belt NN 43963 546 9 or or CC 43963 546 10 girdle girdle NN 43963 546 11 ) ) -RRB- 43963 546 12 , , , 43963 546 13 when when WRB 43963 546 14 applied apply VBN 43963 546 15 to to IN 43963 546 16 distribution distribution NN 43963 546 17 of of IN 43963 546 18 fossils fossil NNS 43963 546 19 , , , 43963 546 20 should should MD 43963 546 21 refer refer VB 43963 546 22 to to IN 43963 546 23 the the DT 43963 546 24 belt belt NN 43963 546 25 of of IN 43963 546 26 strata strata NN 43963 546 27 through through IN 43963 546 28 which which WDT 43963 546 29 a a DT 43963 546 30 fossil fossil NN 43963 546 31 or or CC 43963 546 32 group group NN 43963 546 33 of of IN 43963 546 34 fossils fossil NNS 43963 546 35 ranges range VBZ 43963 546 36 . . . 43963 547 1 Generally generally RB 43963 547 2 speaking speak VBG 43963 547 3 , , , 43963 547 4 the the DT 43963 547 5 expression expression NN 43963 547 6 is be VBZ 43963 547 7 used use VBN 43963 547 8 in in IN 43963 547 9 connexion connexion NN 43963 547 10 with with IN 43963 547 11 one one CD 43963 547 12 fossil fossil NN 43963 547 13 ; ; : 43963 547 14 thus thus RB 43963 547 15 we -PRON- PRP 43963 547 16 speak speak VBP 43963 547 17 of of IN 43963 547 18 the the DT 43963 547 19 zone zone NN 43963 547 20 of of IN 43963 547 21 _ _ NNP 43963 547 22 Coenograptus Coenograptus NNP 43963 547 23 gracilis gracilis NNP 43963 547 24 _ _ NNP 43963 547 25 , , , 43963 547 26 the the DT 43963 547 27 zone zone NN 43963 547 28 of of IN 43963 547 29 _ _ NNP 43963 547 30 Cidaris Cidaris NNP 43963 547 31 florigemma florigemma NN 43963 547 32 _ _ NNP 43963 547 33 and and CC 43963 547 34 the the DT 43963 547 35 zone zone NN 43963 547 36 of of IN 43963 547 37 _ _ NNP 43963 547 38 Belemnites Belemnites NNP 43963 547 39 jaculum jaculum NNP 43963 547 40 _ _ NNP 43963 547 41 , , , 43963 547 42 though though IN 43963 547 43 sometimes sometimes RB 43963 547 44 it -PRON- PRP 43963 547 45 is be VBZ 43963 547 46 used use VBN 43963 547 47 with with IN 43963 547 48 reference reference NN 43963 547 49 to to IN 43963 547 50 more more JJR 43963 547 51 than than IN 43963 547 52 one one CD 43963 547 53 species species NN 43963 547 54 , , , 43963 547 55 as as IN 43963 547 56 the the DT 43963 547 57 zone zone NN 43963 547 58 of of IN 43963 547 59 Micrasters Micrasters NNPS 43963 547 60 and and CC 43963 547 61 the the DT 43963 547 62 _ _ NNP 43963 547 63 Olenellus Olenellus NNP 43963 547 64 _ _ NNP 43963 547 65 zone zone NN 43963 547 66 . . . 43963 548 1 The the DT 43963 548 2 term term NN 43963 548 3 has have VBZ 43963 548 4 been be VBN 43963 548 5 used use VBN 43963 548 6 not not RB 43963 548 7 of of IN 43963 548 8 a a DT 43963 548 9 belt belt NN 43963 548 10 of of IN 43963 548 11 strata strata NN 43963 548 12 but but CC 43963 548 13 of of IN 43963 548 14 a a DT 43963 548 15 group group NN 43963 548 16 of of IN 43963 548 17 organisms[16 organisms[16 NN 43963 548 18 ] ] -RRB- 43963 548 19 , , , 43963 548 20 and and CC 43963 548 21 zones zone NNS 43963 548 22 defined define VBN 43963 548 23 as as IN 43963 548 24 " " `` 43963 548 25 assemblages assemblage NNS 43963 548 26 of of IN 43963 548 27 organic organic JJ 43963 548 28 remains remain NNS 43963 548 29 of of IN 43963 548 30 which which WDT 43963 548 31 one one CD 43963 548 32 abundant abundant JJ 43963 548 33 and and CC 43963 548 34 characteristic characteristic JJ 43963 548 35 form form NN 43963 548 36 is be VBZ 43963 548 37 chosen choose VBN 43963 548 38 as as IN 43963 548 39 an an DT 43963 548 40 index index NN 43963 548 41 , , , 43963 548 42 " " `` 43963 548 43 but but CC 43963 548 44 if if IN 43963 548 45 it -PRON- PRP 43963 548 46 be be VB 43963 548 47 agreed agree VBN 43963 548 48 that that IN 43963 548 49 the the DT 43963 548 50 term term NN 43963 548 51 should should MD 43963 548 52 be be VB 43963 548 53 applied apply VBN 43963 548 54 to to IN 43963 548 55 strata strata NN 43963 548 56 and and CC 43963 548 57 not not RB 43963 548 58 to to IN 43963 548 59 organisms organism NNS 43963 548 60 this this DT 43963 548 61 might may MD 43963 548 62 be be VB 43963 548 63 modified modify VBN 43963 548 64 and and CC 43963 548 65 the the DT 43963 548 66 definition definition NN 43963 548 67 run:--'Zones run:--'Zones NNP 43963 548 68 are be VBP 43963 548 69 belts belt NNS 43963 548 70 of of IN 43963 548 71 strata strata NN 43963 548 72 , , , 43963 548 73 each each DT 43963 548 74 of of IN 43963 548 75 which which WDT 43963 548 76 is be VBZ 43963 548 77 characterised characterise VBN 43963 548 78 by by IN 43963 548 79 an an DT 43963 548 80 assemblage assemblage NN 43963 548 81 of of IN 43963 548 82 organic organic JJ 43963 548 83 remains remain NNS 43963 548 84 of of IN 43963 548 85 which which WDT 43963 548 86 one one CD 43963 548 87 abundant abundant JJ 43963 548 88 and and CC 43963 548 89 characteristic characteristic JJ 43963 548 90 form form NN 43963 548 91 is be VBZ 43963 548 92 chosen choose VBN 43963 548 93 as as IN 43963 548 94 an an DT 43963 548 95 index index NN 43963 548 96 . . . 43963 548 97 ' ' '' 43963 549 1 [ [ -LRB- 43963 549 2 Footnote Footnote NNP 43963 549 3 16 16 CD 43963 549 4 : : : 43963 549 5 See see VB 43963 549 6 H. H. NNP 43963 549 7 B. B. NNP 43963 549 8 Woodward Woodward NNP 43963 549 9 , , , 43963 549 10 " " `` 43963 549 11 On on IN 43963 549 12 Geological Geological NNP 43963 549 13 Zones Zones NNPS 43963 549 14 , , , 43963 549 15 " " '' 43963 549 16 _ _ NNP 43963 549 17 Proc Proc NNP 43963 549 18 . . . 43963 550 1 Geol Geol NNP 43963 550 2 . . . 43963 551 1 Assoc Assoc NNP 43963 551 2 . . . 43963 551 3 _ _ NNP 43963 551 4 , , , 43963 551 5 vol vol NNP 43963 551 6 . . . 43963 552 1 XII XII NNP 43963 552 2 . . . 43963 553 1 Part part NN 43963 553 2 7 7 CD 43963 553 3 , , , 43963 553 4 p. p. NN 43963 553 5 295 295 CD 43963 553 6 , , , 43963 553 7 and and CC 43963 553 8 vol vol NNP 43963 553 9 . . . 43963 554 1 XII XII NNP 43963 554 2 . . . 43963 555 1 Part part NN 43963 555 2 8 8 CD 43963 555 3 , , , 43963 555 4 p. p. NN 43963 556 1 313 313 CD 43963 556 2 . . . 43963 556 3 ] ] -RRB- 43963 557 1 It -PRON- PRP 43963 557 2 has have VBZ 43963 557 3 been be VBN 43963 557 4 objected object VBN 43963 557 5 that that IN 43963 557 6 the the DT 43963 557 7 subdivision subdivision NN 43963 557 8 of of IN 43963 557 9 strata strata NN 43963 557 10 into into IN 43963 557 11 zones zone NNS 43963 557 12 has have VBZ 43963 557 13 been be VBN 43963 557 14 pushed push VBN 43963 557 15 too too RB 43963 557 16 far far RB 43963 557 17 , , , 43963 557 18 but but CC 43963 557 19 this this DT 43963 557 20 is be VBZ 43963 557 21 merely merely RB 43963 557 22 because because IN 43963 557 23 in in IN 43963 557 24 the the DT 43963 557 25 establishment establishment NN 43963 557 26 of of IN 43963 557 27 zones zone NNS 43963 557 28 , , , 43963 557 29 workers worker NNS 43963 557 30 find find VBP 43963 557 31 it -PRON- PRP 43963 557 32 easier easy JJR 43963 557 33 to to TO 43963 557 34 work work VB 43963 557 35 out out RP 43963 557 36 the the DT 43963 557 37 successive successive JJ 43963 557 38 zones zone NNS 43963 557 39 where where WRB 43963 557 40 the the DT 43963 557 41 strata stratum NNS 43963 557 42 are be VBP 43963 557 43 thin thin JJ 43963 557 44 and and CC 43963 557 45 presumably presumably RB 43963 557 46 deposited deposit VBN 43963 557 47 with with IN 43963 557 48 extreme extreme JJ 43963 557 49 slowness slowness NN 43963 557 50 , , , 43963 557 51 than than IN 43963 557 52 where where WRB 43963 557 53 they -PRON- PRP 43963 557 54 are be VBP 43963 557 55 much much RB 43963 557 56 thicker thick JJR 43963 557 57 and and CC 43963 557 58 have have VBP 43963 557 59 been be VBN 43963 557 60 rapidly rapidly RB 43963 557 61 accumulated accumulate VBN 43963 557 62 , , , 43963 557 63 and and CC 43963 557 64 accordingly accordingly RB 43963 557 65 , , , 43963 557 66 as as IN 43963 557 67 the the DT 43963 557 68 subdivision subdivision NN 43963 557 69 of of IN 43963 557 70 strata strata NN 43963 557 71 into into IN 43963 557 72 zones zone NNS 43963 557 73 is be VBZ 43963 557 74 a a DT 43963 557 75 recent recent JJ 43963 557 76 event event NN 43963 557 77 , , , 43963 557 78 geological geological JJ 43963 557 79 literature literature NN 43963 557 80 contains contain VBZ 43963 557 81 many many JJ 43963 557 82 more more JJR 43963 557 83 references reference NNS 43963 557 84 to to IN 43963 557 85 thin thin JJ 43963 557 86 zones zone NNS 43963 557 87 than than IN 43963 557 88 to to IN 43963 557 89 those those DT 43963 557 90 of of IN 43963 557 91 great great JJ 43963 557 92 thickness thickness NN 43963 557 93 . . . 43963 558 1 Where where WRB 43963 558 2 an an DT 43963 558 3 abundant abundant JJ 43963 558 4 and and CC 43963 558 5 characteristic characteristic JJ 43963 558 6 form form NN 43963 558 7 ( ( -LRB- 43963 558 8 which which WDT 43963 558 9 is be VBZ 43963 558 10 chosen choose VBN 43963 558 11 as as IN 43963 558 12 an an DT 43963 558 13 index index NN 43963 558 14 ) ) -RRB- 43963 558 15 of of IN 43963 558 16 an an DT 43963 558 17 assemblage assemblage NN 43963 558 18 of of IN 43963 558 19 organic organic JJ 43963 558 20 remains remain VBZ 43963 558 21 ranges range VBZ 43963 558 22 through through IN 43963 558 23 a a DT 43963 558 24 great great JJ 43963 558 25 thickness thickness NN 43963 558 26 of of IN 43963 558 27 deposit deposit NN 43963 558 28 , , , 43963 558 29 there there EX 43963 558 30 is be VBZ 43963 558 31 no no DT 43963 558 32 objection objection NN 43963 558 33 to to IN 43963 558 34 speaking speak VBG 43963 558 35 of of IN 43963 558 36 the the DT 43963 558 37 whole whole NN 43963 558 38 as as IN 43963 558 39 a a DT 43963 558 40 zone zone NN 43963 558 41 , , , 43963 558 42 and and CC 43963 558 43 it -PRON- PRP 43963 558 44 can can MD 43963 558 45 not not RB 43963 558 46 be be VB 43963 558 47 divided divide VBN 43963 558 48 . . . 43963 559 1 To to TO 43963 559 2 give give VB 43963 559 3 some some DT 43963 559 4 idea idea NN 43963 559 5 of of IN 43963 559 6 the the DT 43963 559 7 variations variation NNS 43963 559 8 in in IN 43963 559 9 the the DT 43963 559 10 thickness thickness NN 43963 559 11 of of IN 43963 559 12 strata strata NN 43963 559 13 through through IN 43963 559 14 which which WDT 43963 559 15 these these DT 43963 559 16 abundant abundant JJ 43963 559 17 and and CC 43963 559 18 characteristic characteristic JJ 43963 559 19 forms form NNS 43963 559 20 will will MD 43963 559 21 range range VB 43963 559 22 , , , 43963 559 23 I -PRON- PRP 43963 559 24 append append VBP 43963 559 25 a a DT 43963 559 26 list list NN 43963 559 27 of of IN 43963 559 28 the the DT 43963 559 29 zones zone NNS 43963 559 30 of of IN 43963 559 31 graptolites graptolite NNS 43963 559 32 which which WDT 43963 559 33 have have VBP 43963 559 34 been be VBN 43963 559 35 established establish VBN 43963 559 36 amongst amongst IN 43963 559 37 the the DT 43963 559 38 Silurian silurian JJ 43963 559 39 rocks rock NNS 43963 559 40 of of IN 43963 559 41 English English NNP 43963 559 42 Lakeland Lakeland NNP 43963 559 43 and and CC 43963 559 44 the the DT 43963 559 45 thickness thickness NN 43963 559 46 of of IN 43963 559 47 each each DT 43963 559 48 ( ( -LRB- 43963 559 49 which which WDT 43963 559 50 in in IN 43963 559 51 the the DT 43963 559 52 case case NN 43963 559 53 of of IN 43963 559 54 the the DT 43963 559 55 thicker thick JJR 43963 559 56 deposits deposit NNS 43963 559 57 is be VBZ 43963 559 58 naturally naturally RB 43963 559 59 only only RB 43963 559 60 approximate):-- approximate):-- NNP 43963 559 61 Thickness Thickness NNP 43963 559 62 . . . 43963 560 1 Zone Zone NNP 43963 560 2 of of IN 43963 560 3 Feet Feet NNP 43963 560 4 . . . 43963 561 1 Inches inch NNS 43963 561 2 . . . 43963 562 1 _ _ NNP 43963 562 2 Monograptus Monograptus NNP 43963 562 3 leintwardinensis leintwardinensis NN 43963 562 4 _ _ NNP 43963 562 5 5000 5000 CD 43963 562 6 0 0 CD 43963 562 7 _ _ NNP 43963 562 8 Monograptus Monograptus NNP 43963 562 9 bohemicus bohemicus NN 43963 562 10 _ _ NNP 43963 562 11 5000 5000 CD 43963 562 12 0 0 CD 43963 562 13 _ _ NNP 43963 562 14 Monograptus Monograptus NNP 43963 562 15 Nilssoni Nilssoni NNP 43963 562 16 _ _ NNP 43963 562 17 1000 1000 CD 43963 562 18 0 0 CD 43963 562 19 _ _ NNP 43963 562 20 Cyrtograptus Cyrtograptus NNP 43963 562 21 Murchisoni Murchisoni NNP 43963 562 22 _ _ NNP 43963 562 23 1000 1000 CD 43963 562 24 0 0 CD 43963 562 25 _ _ NNP 43963 562 26 Monograptus Monograptus NNP 43963 562 27 crispus crispus NNP 43963 562 28 _ _ NNP 43963 562 29 22 22 CD 43963 562 30 0 0 CD 43963 562 31 _ _ NNP 43963 562 32 Monograptus Monograptus NNP 43963 562 33 turriculatus turriculatus NN 43963 562 34 _ _ NNP 43963 562 35 60 60 CD 43963 562 36 0 0 NFP 43963 562 37 _ _ NNP 43963 562 38 Rastutes Rastutes NNPS 43963 562 39 maximus maximus NNP 43963 562 40 _ _ NNP 43963 562 41 25 25 CD 43963 562 42 0 0 CD 43963 562 43 _ _ NNP 43963 562 44 Monograptus Monograptus NNP 43963 562 45 spinigerus spinigerus NN 43963 562 46 _ _ NNP 43963 562 47 3 3 CD 43963 562 48 0 0 CD 43963 562 49 _ _ NNP 43963 562 50 Monograptus Monograptus NNP 43963 562 51 Clingani Clingani NNP 43963 562 52 _ _ NNP 43963 562 53 3 3 CD 43963 562 54 0 0 CD 43963 562 55 _ _ NNP 43963 562 56 Monograptus Monograptus NNP 43963 562 57 convolutus convolutus NN 43963 562 58 _ _ NNP 43963 562 59 7 7 CD 43963 562 60 6 6 CD 43963 562 61 _ _ NNP 43963 562 62 Monograptus Monograptus NNP 43963 562 63 argenteus argenteu NNS 43963 562 64 _ _ NNP 43963 562 65 0 0 CD 43963 562 66 8 8 CD 43963 562 67 _ _ NNP 43963 562 68 Monograptus Monograptus NNP 43963 562 69 fimbriatus fimbriatus NN 43963 562 70 _ _ NNP 43963 562 71 7 7 CD 43963 562 72 6 6 CD 43963 562 73 _ _ NNP 43963 562 74 Dimorphograptus Dimorphograptus NNP 43963 562 75 confertus confertus NN 43963 562 76 _ _ NNP 43963 562 77 25 25 CD 43963 562 78 0 0 CD 43963 562 79 _ _ NNP 43963 562 80 Diplograptus Diplograptus NNP 43963 562 81 acuminatus acuminatus NN 43963 562 82 _ _ NNP 43963 562 83 2 2 CD 43963 562 84 6 6 CD 43963 562 85 It -PRON- PRP 43963 562 86 must must MD 43963 562 87 not not RB 43963 562 88 be be VB 43963 562 89 supposed suppose VBN 43963 562 90 that that IN 43963 562 91 each each DT 43963 562 92 of of IN 43963 562 93 the the DT 43963 562 94 subdivisions subdivision NNS 43963 562 95 in in IN 43963 562 96 the the DT 43963 562 97 above above JJ 43963 562 98 list list NN 43963 562 99 is be VBZ 43963 562 100 of of IN 43963 562 101 equal equal JJ 43963 562 102 importance importance NN 43963 562 103 , , , 43963 562 104 and and CC 43963 562 105 has have VBZ 43963 562 106 occupied occupy VBN 43963 562 107 approximately approximately RB 43963 562 108 the the DT 43963 562 109 same same JJ 43963 562 110 length length NN 43963 562 111 of of IN 43963 562 112 time time NN 43963 562 113 for for IN 43963 562 114 its -PRON- PRP$ 43963 562 115 formation formation NN 43963 562 116 , , , 43963 562 117 but but CC 43963 562 118 a a DT 43963 562 119 study study NN 43963 562 120 of of IN 43963 562 121 the the DT 43963 562 122 strata strata NN 43963 562 123 proves prove VBZ 43963 562 124 by by IN 43963 562 125 various various JJ 43963 562 126 kinds kind NNS 43963 562 127 of of IN 43963 562 128 evidence evidence NN 43963 562 129 that that IN 43963 562 130 the the DT 43963 562 131 deposits deposit NNS 43963 562 132 in in IN 43963 562 133 which which WDT 43963 562 134 the the DT 43963 562 135 characteristic characteristic JJ 43963 562 136 forms form NNS 43963 562 137 range range VBP 43963 562 138 through through IN 43963 562 139 a a DT 43963 562 140 small small JJ 43963 562 141 thickness thickness NN 43963 562 142 of of IN 43963 562 143 rock rock NN 43963 562 144 were be VBD 43963 562 145 on on IN 43963 562 146 the the DT 43963 562 147 whole whole NN 43963 562 148 deposited deposit VBN 43963 562 149 much much RB 43963 562 150 more more RBR 43963 562 151 slowly slowly RB 43963 562 152 than than IN 43963 562 153 where where WRB 43963 562 154 the the DT 43963 562 155 range range NN 43963 562 156 is be VBZ 43963 562 157 continuous continuous JJ 43963 562 158 through through IN 43963 562 159 a a DT 43963 562 160 great great JJ 43963 562 161 thickness thickness NN 43963 562 162 of of IN 43963 562 163 deposit deposit NN 43963 562 164 . . . 43963 563 1 The the DT 43963 563 2 geological geological JJ 43963 563 3 systems system NNS 43963 563 4 , , , 43963 563 5 as as RB 43963 563 6 originally originally RB 43963 563 7 founded found VBN 43963 563 8 , , , 43963 563 9 were be VBD 43963 563 10 not not RB 43963 563 11 very very RB 43963 563 12 accurately accurately RB 43963 563 13 separated separate VBN 43963 563 14 from from IN 43963 563 15 one one CD 43963 563 16 another another DT 43963 563 17 except except IN 43963 563 18 locally locally RB 43963 563 19 . . . 43963 564 1 A a DT 43963 564 2 comprehensive comprehensive JJ 43963 564 3 view view NN 43963 564 4 of of IN 43963 564 5 the the DT 43963 564 6 characters character NNS 43963 564 7 of of IN 43963 564 8 a a DT 43963 564 9 system system NN 43963 564 10 was be VBD 43963 564 11 taken take VBN 43963 564 12 , , , 43963 564 13 and and CC 43963 564 14 accordingly accordingly RB 43963 564 15 the the DT 43963 564 16 lines line NNS 43963 564 17 of of IN 43963 564 18 demarcation demarcation NN 43963 564 19 between between IN 43963 564 20 the the DT 43963 564 21 same same JJ 43963 564 22 systems system NNS 43963 564 23 adopted adopt VBN 43963 564 24 by by IN 43963 564 25 workers worker NNS 43963 564 26 in in IN 43963 564 27 different different JJ 43963 564 28 countries country NNS 43963 564 29 were be VBD 43963 564 30 by by IN 43963 564 31 no no DT 43963 564 32 means means NN 43963 564 33 necessarily necessarily RB 43963 564 34 at at IN 43963 564 35 or or CC 43963 564 36 near near IN 43963 564 37 the the DT 43963 564 38 same same JJ 43963 564 39 geological geological JJ 43963 564 40 horizon horizon NN 43963 564 41 . . . 43963 565 1 As as IN 43963 565 2 the the DT 43963 565 3 result result NN 43963 565 4 of of IN 43963 565 5 more more JJR 43963 565 6 recent recent JJ 43963 565 7 work work NN 43963 565 8 , , , 43963 565 9 the the DT 43963 565 10 establishment establishment NN 43963 565 11 of of IN 43963 565 12 fossil fossil JJ 43963 565 13 zones zone NNS 43963 565 14 has have VBZ 43963 565 15 been be VBN 43963 565 16 growing grow VBG 43963 565 17 apace apace NN 43963 565 18 , , , 43963 565 19 and and CC 43963 565 20 though though IN 43963 565 21 many many JJ 43963 565 22 of of IN 43963 565 23 these these DT 43963 565 24 are be VBP 43963 565 25 seen see VBN 43963 565 26 to to TO 43963 565 27 have have VB 43963 565 28 only only JJ 43963 565 29 local local JJ 43963 565 30 significance significance NN 43963 565 31 , , , 43963 565 32 it -PRON- PRP 43963 565 33 is be VBZ 43963 565 34 found find VBN 43963 565 35 as as IN 43963 565 36 the the DT 43963 565 37 result result NN 43963 565 38 of of IN 43963 565 39 experience experience NN 43963 565 40 that that IN 43963 565 41 many many JJ 43963 565 42 of of IN 43963 565 43 them -PRON- PRP 43963 565 44 are be VBP 43963 565 45 widely widely RB 43963 565 46 spread spread VBN 43963 565 47 and and CC 43963 565 48 occur occur VB 43963 565 49 in in IN 43963 565 50 the the DT 43963 565 51 same same JJ 43963 565 52 order order NN 43963 565 53 in in IN 43963 565 54 different different JJ 43963 565 55 localities locality NNS 43963 565 56 ; ; : 43963 565 57 accordingly accordingly RB 43963 565 58 the the DT 43963 565 59 remarks remark NNS 43963 565 60 that that WDT 43963 565 61 have have VBP 43963 565 62 been be VBN 43963 565 63 made make VBN 43963 565 64 concerning concern VBG 43963 565 65 the the DT 43963 565 66 contemporaneity contemporaneity NN 43963 565 67 of of IN 43963 565 68 strata stratum NNS 43963 565 69 apply apply VBP 43963 565 70 to to IN 43963 565 71 these these DT 43963 565 72 zones zone NNS 43963 565 73 also also RB 43963 565 74 . . . 43963 566 1 After after IN 43963 566 2 a a DT 43963 566 3 study study NN 43963 566 4 of of IN 43963 566 5 this this DT 43963 566 6 kind kind NN 43963 566 7 , , , 43963 566 8 a a DT 43963 566 9 much much RB 43963 566 10 more more RBR 43963 566 11 accurate accurate JJ 43963 566 12 comparison comparison NN 43963 566 13 of of IN 43963 566 14 strata strata NN 43963 566 15 is be VBZ 43963 566 16 possible possible JJ 43963 566 17 , , , 43963 566 18 and and CC 43963 566 19 correlation correlation NN 43963 566 20 of of IN 43963 566 21 strata stratum NNS 43963 566 22 can can MD 43963 566 23 be be VB 43963 566 24 carried carry VBN 43963 566 25 on on RP 43963 566 26 to to IN 43963 566 27 a a DT 43963 566 28 much much RB 43963 566 29 greater great JJR 43963 566 30 extent extent NN 43963 566 31 than than IN 43963 566 32 when when WRB 43963 566 33 the the DT 43963 566 34 systems system NNS 43963 566 35 were be VBD 43963 566 36 only only RB 43963 566 37 roughly roughly RB 43963 566 38 subdivided subdivide VBN 43963 566 39 by by IN 43963 566 40 reference reference NN 43963 566 41 to to IN 43963 566 42 breaks break NNS 43963 566 43 , , , 43963 566 44 differences difference NNS 43963 566 45 of of IN 43963 566 46 lithological lithological JJ 43963 566 47 character character NN 43963 566 48 , , , 43963 566 49 and and CC 43963 566 50 general general JJ 43963 566 51 comparison comparison NN 43963 566 52 of of IN 43963 566 53 the the DT 43963 566 54 faunas fauna NNS 43963 566 55 ; ; : 43963 566 56 accordingly accordingly RB 43963 566 57 whilst whilst IN 43963 566 58 largely largely RB 43963 566 59 retaining retain VBG 43963 566 60 the the DT 43963 566 61 old old JJ 43963 566 62 names name NNS 43963 566 63 , , , 43963 566 64 the the DT 43963 566 65 old old JJ 43963 566 66 method method NN 43963 566 67 of of IN 43963 566 68 classification classification NN 43963 566 69 is be VBZ 43963 566 70 being be VBG 43963 566 71 partly partly RB 43963 566 72 superseded superseded JJ 43963 566 73 , , , 43963 566 74 and and CC 43963 566 75 the the DT 43963 566 76 included include VBN 43963 566 77 faunas fauna NNS 43963 566 78 alone alone RB 43963 566 79 are be VBP 43963 566 80 utilised utilise VBN 43963 566 81 to to TO 43963 566 82 establish establish VB 43963 566 83 accurate accurate JJ 43963 566 84 correlations correlation NNS 43963 566 85 of of IN 43963 566 86 the the DT 43963 566 87 strata strata NN 43963 566 88 in in IN 43963 566 89 various various JJ 43963 566 90 parts part NNS 43963 566 91 of of IN 43963 566 92 the the DT 43963 566 93 world world NN 43963 566 94 . . . 43963 567 1 How how WRB 43963 567 2 far far RB 43963 567 3 this this DT 43963 567 4 correlation correlation NN 43963 567 5 can can MD 43963 567 6 be be VB 43963 567 7 carried carry VBN 43963 567 8 on on IN 43963 567 9 remains remain NNS 43963 567 10 to to TO 43963 567 11 be be VB 43963 567 12 seen see VBN 43963 567 13 , , , 43963 567 14 for for IN 43963 567 15 the the DT 43963 567 16 work work NN 43963 567 17 though though IN 43963 567 18 well well RB 43963 567 19 advanced advanced JJ 43963 567 20 has have VBZ 43963 567 21 by by IN 43963 567 22 no no DT 43963 567 23 means means NN 43963 567 24 reached reach VBN 43963 567 25 completion completion NN 43963 567 26 , , , 43963 567 27 and and CC 43963 567 28 predictions prediction NNS 43963 567 29 as as IN 43963 567 30 to to IN 43963 567 31 the the DT 43963 567 32 ultimate ultimate JJ 43963 567 33 issue issue NN 43963 567 34 are be VBP 43963 567 35 useless useless JJ 43963 567 36 without without IN 43963 567 37 the the DT 43963 567 38 experience experience NN 43963 567 39 by by IN 43963 567 40 means mean NNS 43963 567 41 of of IN 43963 567 42 which which WDT 43963 567 43 only only RB 43963 567 44 the the DT 43963 567 45 work work NN 43963 567 46 can can MD 43963 567 47 be be VB 43963 567 48 done do VBN 43963 567 49 . . . 43963 568 1 The the DT 43963 568 2 difference difference NN 43963 568 3 between between IN 43963 568 4 the the DT 43963 568 5 methods method NNS 43963 568 6 of of IN 43963 568 7 classification classification NN 43963 568 8 is be VBZ 43963 568 9 well well RB 43963 568 10 shown show VBN 43963 568 11 by by IN 43963 568 12 an an DT 43963 568 13 examination examination NN 43963 568 14 of of IN 43963 568 15 the the DT 43963 568 16 old old JJ 43963 568 17 and and CC 43963 568 18 new new JJ 43963 568 19 divisions division NNS 43963 568 20 of of IN 43963 568 21 the the DT 43963 568 22 chalk chalk NN 43963 568 23 . . . 43963 569 1 It -PRON- PRP 43963 569 2 was be VBD 43963 569 3 formerly formerly RB 43963 569 4 roughly roughly RB 43963 569 5 divided divide VBN 43963 569 6 mainly mainly RB 43963 569 7 by by IN 43963 569 8 lithological lithological JJ 43963 569 9 characters character NNS 43963 569 10 into into IN 43963 569 11 Chalk Chalk NNP 43963 569 12 Marl Marl NNP 43963 569 13 , , , 43963 569 14 Lower Lower NNP 43963 569 15 Chalk Chalk NNP 43963 569 16 without without IN 43963 569 17 flints flint NNS 43963 569 18 , , , 43963 569 19 Middle Middle NNP 43963 569 20 Chalk Chalk NNP 43963 569 21 with with IN 43963 569 22 few few JJ 43963 569 23 flints flint NNS 43963 569 24 and and CC 43963 569 25 Upper Upper NNP 43963 569 26 Chalk Chalk NNP 43963 569 27 with with IN 43963 569 28 many many JJ 43963 569 29 flints flint NNS 43963 569 30 , , , 43963 569 31 but but CC 43963 569 32 no no DT 43963 569 33 two two CD 43963 569 34 observers observer NNS 43963 569 35 would would MD 43963 569 36 probably probably RB 43963 569 37 agree agree VB 43963 569 38 as as IN 43963 569 39 to to IN 43963 569 40 where where WRB 43963 569 41 the the DT 43963 569 42 deposit deposit NN 43963 569 43 with with IN 43963 569 44 few few JJ 43963 569 45 flints flint NNS 43963 569 46 ceased cease VBD 43963 569 47 and and CC 43963 569 48 that that IN 43963 569 49 with with IN 43963 569 50 many many JJ 43963 569 51 commenced commence VBN 43963 569 52 . . . 43963 570 1 The the DT 43963 570 2 chalk chalk NN 43963 570 3 is be VBZ 43963 570 4 now now RB 43963 570 5 separated separate VBN 43963 570 6 on on IN 43963 570 7 palæontological palæontological JJ 43963 570 8 grounds ground NNS 43963 570 9 into into IN 43963 570 10 Cenomanian Cenomanian NNP 43963 570 11 , , , 43963 570 12 Turonian turonian JJ 43963 570 13 , , , 43963 570 14 Senonian Senonian NNP 43963 570 15 and and CC 43963 570 16 Danian Danian NNP 43963 570 17 , , , 43963 570 18 and and CC 43963 570 19 the the DT 43963 570 20 superiority superiority NN 43963 570 21 of of IN 43963 570 22 the the DT 43963 570 23 new new JJ 43963 570 24 method method NN 43963 570 25 to to IN 43963 570 26 the the DT 43963 570 27 old old JJ 43963 570 28 is be VBZ 43963 570 29 practically practically RB 43963 570 30 shown show VBN 43963 570 31 by by IN 43963 570 32 the the DT 43963 570 33 abandonment abandonment NN 43963 570 34 of of IN 43963 570 35 the the DT 43963 570 36 old old JJ 43963 570 37 classification classification NN 43963 570 38 except except IN 43963 570 39 for for IN 43963 570 40 very very RB 43963 570 41 rough rough JJ 43963 570 42 purposes purpose NNS 43963 570 43 , , , 43963 570 44 and and CC 43963 570 45 the the DT 43963 570 46 general general JJ 43963 570 47 acceptance acceptance NN 43963 570 48 of of IN 43963 570 49 the the DT 43963 570 50 new new JJ 43963 570 51 one one CD 43963 570 52 . . . 43963 571 1 Many many JJ 43963 571 2 other other JJ 43963 571 3 examples example NNS 43963 571 4 might may MD 43963 571 5 be be VB 43963 571 6 given give VBN 43963 571 7 , , , 43963 571 8 but but CC 43963 571 9 this this DT 43963 571 10 one one NN 43963 571 11 will will MD 43963 571 12 suffice suffice VB 43963 571 13 . . . 43963 572 1 In in IN 43963 572 2 the the DT 43963 572 3 case case NN 43963 572 4 of of IN 43963 572 5 some some DT 43963 572 6 of of IN 43963 572 7 the the DT 43963 572 8 systems system NNS 43963 572 9 , , , 43963 572 10 the the DT 43963 572 11 Carboniferous Carboniferous NNP 43963 572 12 for for IN 43963 572 13 example example NN 43963 572 14 , , , 43963 572 15 the the DT 43963 572 16 old old JJ 43963 572 17 classification classification NN 43963 572 18 founded found VBN 43963 572 19 upon upon IN 43963 572 20 lithological lithological JJ 43963 572 21 characters character NNS 43963 572 22 is be VBZ 43963 572 23 largely largely RB 43963 572 24 extant extant JJ 43963 572 25 , , , 43963 572 26 and and CC 43963 572 27 it -PRON- PRP 43963 572 28 has have VBZ 43963 572 29 been be VBN 43963 572 30 inferred infer VBN 43963 572 31 therefore therefore RB 43963 572 32 that that IN 43963 572 33 no no DT 43963 572 34 accurate accurate JJ 43963 572 35 subdivisions subdivision NNS 43963 572 36 of of IN 43963 572 37 the the DT 43963 572 38 Carboniferous carboniferous JJ 43963 572 39 rocks rock NNS 43963 572 40 can can MD 43963 572 41 be be VB 43963 572 42 made make VBN 43963 572 43 by by IN 43963 572 44 reference reference NN 43963 572 45 to to IN 43963 572 46 the the DT 43963 572 47 faunas fauna NNS 43963 572 48 , , , 43963 572 49 owing owe VBG 43963 572 50 to to IN 43963 572 51 the the DT 43963 572 52 rapidity rapidity NN 43963 572 53 with with IN 43963 572 54 which which WDT 43963 572 55 the the DT 43963 572 56 deposits deposit NNS 43963 572 57 were be VBD 43963 572 58 accumulated accumulate VBN 43963 572 59 . . . 43963 573 1 It -PRON- PRP 43963 573 2 is be VBZ 43963 573 3 by by IN 43963 573 4 no no DT 43963 573 5 means mean NNS 43963 573 6 certain certain JJ 43963 573 7 because because IN 43963 573 8 the the DT 43963 573 9 work work NN 43963 573 10 has have VBZ 43963 573 11 not not RB 43963 573 12 been be VBN 43963 573 13 done do VBN 43963 573 14 that that IN 43963 573 15 it -PRON- PRP 43963 573 16 can can MD 43963 573 17 not not RB 43963 573 18 be be VB 43963 573 19 done do VBN 43963 573 20 , , , 43963 573 21 and and CC 43963 573 22 the the DT 43963 573 23 experience experience NN 43963 573 24 obtained obtain VBN 43963 573 25 from from IN 43963 573 26 a a DT 43963 573 27 study study NN 43963 573 28 of of IN 43963 573 29 other other JJ 43963 573 30 strata strata NN 43963 573 31 in in IN 43963 573 32 which which WDT 43963 573 33 subdivisions subdivision NNS 43963 573 34 have have VBP 43963 573 35 been be VBN 43963 573 36 established establish VBN 43963 573 37 by by IN 43963 573 38 reference reference NN 43963 573 39 to to IN 43963 573 40 the the DT 43963 573 41 fauna fauna NNS 43963 573 42 would would MD 43963 573 43 lead lead VB 43963 573 44 one one PRP 43963 573 45 to to TO 43963 573 46 suppose suppose VB 43963 573 47 that that IN 43963 573 48 the the DT 43963 573 49 non non JJ 43963 573 50 - - JJ 43963 573 51 establishment establishment NN 43963 573 52 of of IN 43963 573 53 subdivisions subdivision NNS 43963 573 54 of of IN 43963 573 55 the the DT 43963 573 56 Carboniferous carboniferous JJ 43963 573 57 strata strata NN 43963 573 58 is be VBZ 43963 573 59 due due JJ 43963 573 60 to to IN 43963 573 61 our -PRON- PRP$ 43963 573 62 want want NN 43963 573 63 of of IN 43963 573 64 knowledge knowledge NN 43963 573 65 rather rather RB 43963 573 66 than than IN 43963 573 67 to to IN 43963 573 68 their -PRON- PRP$ 43963 573 69 non non JJ 43963 573 70 - - NN 43963 573 71 existence existence NN 43963 573 72 . . . 43963 574 1 The the DT 43963 574 2 establishment establishment NN 43963 574 3 of of IN 43963 574 4 a a DT 43963 574 5 classification classification NN 43963 574 6 on on IN 43963 574 7 palæontological palæontological JJ 43963 574 8 lines line NNS 43963 574 9 by by IN 43963 574 10 no no DT 43963 574 11 means means NN 43963 574 12 does do VBZ 43963 574 13 away away RB 43963 574 14 with with IN 43963 574 15 the the DT 43963 574 16 necessity necessity NN 43963 574 17 for for IN 43963 574 18 local local JJ 43963 574 19 classifications classification NNS 43963 574 20 on on IN 43963 574 21 a a DT 43963 574 22 lithological lithological JJ 43963 574 23 basis basis NN 43963 574 24 , , , 43963 574 25 and and CC 43963 574 26 it -PRON- PRP 43963 574 27 has have VBZ 43963 574 28 already already RB 43963 574 29 been be VBN 43963 574 30 remarked remark VBN 43963 574 31 that that IN 43963 574 32 important important JJ 43963 574 33 results result NNS 43963 574 34 will will MD 43963 574 35 follow follow VB 43963 574 36 from from IN 43963 574 37 a a DT 43963 574 38 comparison comparison NN 43963 574 39 of of IN 43963 574 40 the the DT 43963 574 41 classifications classification NNS 43963 574 42 of of IN 43963 574 43 sediments sediment NNS 43963 574 44 founded found VBN 43963 574 45 on on IN 43963 574 46 the the DT 43963 574 47 two two CD 43963 574 48 lines line NNS 43963 574 49 , , , 43963 574 50 results result NNS 43963 574 51 which which WDT 43963 574 52 have have VBP 43963 574 53 hitherto hitherto VBN 43963 574 54 largely largely RB 43963 574 55 escaped escape VBN 43963 574 56 our -PRON- PRP$ 43963 574 57 attention attention NN 43963 574 58 owing owe VBG 43963 574 59 to to IN 43963 574 60 the the DT 43963 574 61 existence existence NN 43963 574 62 of of IN 43963 574 63 a a DT 43963 574 64 cumbrous cumbrous JJ 43963 574 65 classification classification NN 43963 574 66 attained attain VBN 43963 574 67 by by IN 43963 574 68 the the DT 43963 574 69 application application NN 43963 574 70 sometimes sometimes RB 43963 574 71 of of IN 43963 574 72 one one CD 43963 574 73 method method NN 43963 574 74 , , , 43963 574 75 at at IN 43963 574 76 other other JJ 43963 574 77 times time NNS 43963 574 78 of of IN 43963 574 79 the the DT 43963 574 80 alternative alternative JJ 43963 574 81 one one CD 43963 574 82 . . . 43963 575 1 CHAPTER CHAPTER NNP 43963 575 2 VII VII NNP 43963 575 3 . . . 43963 576 1 SIMULATION SIMULATION NNP 43963 576 2 OF of IN 43963 576 3 STRUCTURES STRUCTURES NNP 43963 576 4 . . . 43963 577 1 Although although IN 43963 577 2 it -PRON- PRP 43963 577 3 is be VBZ 43963 577 4 easy easy JJ 43963 577 5 to to TO 43963 577 6 give give VB 43963 577 7 an an DT 43963 577 8 account account NN 43963 577 9 of of IN 43963 577 10 the the DT 43963 577 11 structures structure NNS 43963 577 12 which which WDT 43963 577 13 are be VBP 43963 577 14 of of IN 43963 577 15 importance importance NN 43963 577 16 to to IN 43963 577 17 the the DT 43963 577 18 student student NN 43963 577 19 of of IN 43963 577 20 the the DT 43963 577 21 stratified stratified JJ 43963 577 22 rocks rock NNS 43963 577 23 , , , 43963 577 24 actual actual JJ 43963 577 25 observation observation NN 43963 577 26 of of IN 43963 577 27 these these DT 43963 577 28 structures structure NNS 43963 577 29 is be VBZ 43963 577 30 frequently frequently RB 43963 577 31 attended attend VBN 43963 577 32 with with IN 43963 577 33 difficulties difficulty NNS 43963 577 34 owing owe VBG 43963 577 35 to to IN 43963 577 36 the the DT 43963 577 37 close close JJ 43963 577 38 imitation imitation NN 43963 577 39 of of IN 43963 577 40 one one CD 43963 577 41 structure structure NN 43963 577 42 by by IN 43963 577 43 another another DT 43963 577 44 , , , 43963 577 45 and and CC 43963 577 46 the the DT 43963 577 47 past past JJ 43963 577 48 history history NN 43963 577 49 of of IN 43963 577 50 the the DT 43963 577 51 science science NN 43963 577 52 shows show VBZ 43963 577 53 that that IN 43963 577 54 erroneous erroneous JJ 43963 577 55 conclusions conclusion NNS 43963 577 56 have have VBP 43963 577 57 been be VBN 43963 577 58 reached reach VBN 43963 577 59 again again RB 43963 577 60 and and CC 43963 577 61 again again RB 43963 577 62 on on IN 43963 577 63 account account NN 43963 577 64 of of IN 43963 577 65 the the DT 43963 577 66 incorrect incorrect JJ 43963 577 67 interpretation interpretation NN 43963 577 68 of of IN 43963 577 69 structures structure NNS 43963 577 70 . . . 43963 578 1 Simulation simulation NN 43963 578 2 of of IN 43963 578 3 organisms organism NNS 43963 578 4 has have VBZ 43963 578 5 frequently frequently RB 43963 578 6 been be VBN 43963 578 7 the the DT 43963 578 8 cause cause NN 43963 578 9 of of IN 43963 578 10 error error NN 43963 578 11 . . . 43963 579 1 Inorganic inorganic JJ 43963 579 2 substances substance NNS 43963 579 3 take take VBP 43963 579 4 on on RP 43963 579 5 the the DT 43963 579 6 form form NN 43963 579 7 of of IN 43963 579 8 organisms organism NNS 43963 579 9 with with IN 43963 579 10 various various JJ 43963 579 11 degrees degree NNS 43963 579 12 of of IN 43963 579 13 closeness closeness NN 43963 579 14 . . . 43963 580 1 The the DT 43963 580 2 dendritic dendritic JJ 43963 580 3 markings marking NNS 43963 580 4 produced produce VBN 43963 580 5 by by IN 43963 580 6 efflorescences efflorescence NNS 43963 580 7 of of IN 43963 580 8 oxide oxide NN 43963 580 9 of of IN 43963 580 10 manganese manganese NNS 43963 580 11 are be VBP 43963 580 12 familiar familiar JJ 43963 580 13 to to IN 43963 580 14 all all DT 43963 580 15 , , , 43963 580 16 and and CC 43963 580 17 as as IN 43963 580 18 the the DT 43963 580 19 name name NN 43963 580 20 implies imply VBZ 43963 580 21 , , , 43963 580 22 they -PRON- PRP 43963 580 23 simulate simulate VBP 43963 580 24 , , , 43963 580 25 to to IN 43963 580 26 some some DT 43963 580 27 extent extent NN 43963 580 28 , , , 43963 580 29 plant plant NN 43963 580 30 remains remain VBZ 43963 580 31 . . . 43963 581 1 More more RBR 43963 581 2 complex complex JJ 43963 581 3 chemical chemical NN 43963 581 4 changes change NNS 43963 581 5 have have VBP 43963 581 6 resulted result VBN 43963 581 7 in in IN 43963 581 8 the the DT 43963 581 9 production production NN 43963 581 10 of of IN 43963 581 11 rock rock NN 43963 581 12 - - HYPH 43963 581 13 masses masse NNS 43963 581 14 in in IN 43963 581 15 which which WDT 43963 581 16 , , , 43963 581 17 not not RB 43963 581 18 the the DT 43963 581 19 outward outward JJ 43963 581 20 form form NN 43963 581 21 alone alone RB 43963 581 22 but but CC 43963 581 23 , , , 43963 581 24 the the DT 43963 581 25 internal internal JJ 43963 581 26 structure structure NN 43963 581 27 of of IN 43963 581 28 organisms organism NNS 43963 581 29 is be VBZ 43963 581 30 reproduced reproduce VBN 43963 581 31 with with IN 43963 581 32 more more JJR 43963 581 33 or or CC 43963 581 34 less less JJR 43963 581 35 approach approach NN 43963 581 36 to to IN 43963 581 37 fidelity fidelity NNP 43963 581 38 , , , 43963 581 39 as as IN 43963 581 40 the the DT 43963 581 41 rocks rock NNS 43963 581 42 which which WDT 43963 581 43 contain contain VBP 43963 581 44 the the DT 43963 581 45 supposed suppose VBN 43963 581 46 organisms organism NNS 43963 581 47 described describe VBN 43963 581 48 as as IN 43963 581 49 _ _ NNP 43963 581 50 Eozoon Eozoon NNP 43963 581 51 bohemicum bohemicum NN 43963 581 52 _ _ NNP 43963 581 53 , , , 43963 581 54 _ _ NNP 43963 581 55 E. E. NNP 43963 582 1 bavaricum bavaricum NNP 43963 582 2 _ _ NNP 43963 582 3 , , , 43963 582 4 and and CC 43963 582 5 , , , 43963 582 6 we -PRON- PRP 43963 582 7 may may MD 43963 582 8 add add VB 43963 582 9 , , , 43963 582 10 _ _ NNP 43963 582 11 E. E. NNP 43963 583 1 canadense canadense NNP 43963 583 2 _ _ NNP 43963 583 3 . . . 43963 584 1 Mechanical mechanical JJ 43963 584 2 changes change NNS 43963 584 3 in in IN 43963 584 4 rocks rock NNS 43963 584 5 subsequent subsequent JJ 43963 584 6 to to IN 43963 584 7 their -PRON- PRP$ 43963 584 8 formation formation NN 43963 584 9 may may MD 43963 584 10 also also RB 43963 584 11 cause cause VB 43963 584 12 the the DT 43963 584 13 simulation simulation NN 43963 584 14 of of IN 43963 584 15 organisms organism NNS 43963 584 16 by by IN 43963 584 17 inorganic inorganic JJ 43963 584 18 substances substance NNS 43963 584 19 . . . 43963 585 1 Prof. Prof. NNP 43963 585 2 Sollas Sollas NNP 43963 585 3 has have VBZ 43963 585 4 given give VBN 43963 585 5 reasons reason NNS 43963 585 6 for for IN 43963 585 7 considering consider VBG 43963 585 8 the the DT 43963 585 9 structure structure NN 43963 585 10 described describe VBN 43963 585 11 as as IN 43963 585 12 _ _ NNP 43963 585 13 Oldhamia Oldhamia NNP 43963 585 14 _ _ NNP 43963 585 15 to to TO 43963 585 16 be be VB 43963 585 17 inorganic inorganic JJ 43963 585 18 , , , 43963 585 19 and and CC 43963 585 20 in in IN 43963 585 21 the the DT 43963 585 22 Carboniferous Carboniferous NNP 43963 585 23 Sandstones Sandstones NNPS 43963 585 24 of of IN 43963 585 25 Little Little NNP 43963 585 26 Haven Haven NNP 43963 585 27 , , , 43963 585 28 Pembrokeshire Pembrokeshire NNP 43963 585 29 , , , 43963 585 30 every every DT 43963 585 31 stage stage NN 43963 585 32 in in IN 43963 585 33 the the DT 43963 585 34 formation formation NN 43963 585 35 of of IN 43963 585 36 tubular tubular JJ 43963 585 37 bodies body NNS 43963 585 38 resembling resemble VBG 43963 585 39 worm worm NN 43963 585 40 - - HYPH 43963 585 41 tubes tube NNS 43963 585 42 , , , 43963 585 43 as as IN 43963 585 44 the the DT 43963 585 45 result result NN 43963 585 46 of of IN 43963 585 47 complex complex JJ 43963 585 48 folding folding NN 43963 585 49 of of IN 43963 585 50 the the DT 43963 585 51 strata strata NN 43963 585 52 , , , 43963 585 53 may may MD 43963 585 54 be be VB 43963 585 55 observed observe VBN 43963 585 56 , , , 43963 585 57 whilst whilst IN 43963 585 58 in in IN 43963 585 59 other other JJ 43963 585 60 cases case NNS 43963 585 61 we -PRON- PRP 43963 585 62 find find VBP 43963 585 63 imitation imitation NN 43963 585 64 of of IN 43963 585 65 worm worm NN 43963 585 66 - - HYPH 43963 585 67 tracks track NNS 43963 585 68 , , , 43963 585 69 as as IN 43963 585 70 has have VBZ 43963 585 71 been be VBN 43963 585 72 observed observe VBN 43963 585 73 before before RB 43963 585 74 . . . 43963 586 1 It -PRON- PRP 43963 586 2 is be VBZ 43963 586 3 when when WRB 43963 586 4 one one CD 43963 586 5 inorganic inorganic JJ 43963 586 6 structure structure NN 43963 586 7 is be VBZ 43963 586 8 simulated simulate VBN 43963 586 9 by by IN 43963 586 10 another another DT 43963 586 11 that that IN 43963 586 12 the the DT 43963 586 13 stratigraphical stratigraphical JJ 43963 586 14 geologist geologist NN 43963 586 15 is be VBZ 43963 586 16 most most RBS 43963 586 17 likely likely JJ 43963 586 18 to to TO 43963 586 19 be be VB 43963 586 20 led lead VBN 43963 586 21 astray astray RB 43963 586 22 , , , 43963 586 23 and and CC 43963 586 24 accordingly accordingly RB 43963 586 25 it -PRON- PRP 43963 586 26 is be VBZ 43963 586 27 worth worth JJ 43963 586 28 noting note VBG 43963 586 29 some some DT 43963 586 30 cases case NNS 43963 586 31 where where WRB 43963 586 32 this this DT 43963 586 33 has have VBZ 43963 586 34 occurred occur VBN 43963 586 35 , , , 43963 586 36 as as IN 43963 586 37 a a DT 43963 586 38 warning warning NN 43963 586 39 , , , 43963 586 40 for for IN 43963 586 41 it -PRON- PRP 43963 586 42 must must MD 43963 586 43 not not RB 43963 586 44 be be VB 43963 586 45 supposed suppose VBN 43963 586 46 that that IN 43963 586 47 the the DT 43963 586 48 cases case NNS 43963 586 49 here here RB 43963 586 50 noted note VBN 43963 586 51 are be VBP 43963 586 52 the the DT 43963 586 53 only only JJ 43963 586 54 ones one NNS 43963 586 55 which which WDT 43963 586 56 are be VBP 43963 586 57 likely likely JJ 43963 586 58 to to TO 43963 586 59 occur occur VB 43963 586 60 . . . 43963 587 1 It -PRON- PRP 43963 587 2 has have VBZ 43963 587 3 been be VBN 43963 587 4 seen see VBN 43963 587 5 that that IN 43963 587 6 the the DT 43963 587 7 existence existence NN 43963 587 8 of of IN 43963 587 9 bedding bed VBG 43963 587 10 - - HYPH 43963 587 11 planes plane NNS 43963 587 12 is be VBZ 43963 587 13 of of IN 43963 587 14 prime prime JJ 43963 587 15 importance importance NN 43963 587 16 to to IN 43963 587 17 the the DT 43963 587 18 geologist geologist NN 43963 587 19 , , , 43963 587 20 and and CC 43963 587 21 their -PRON- PRP$ 43963 587 22 detection detection NN 43963 587 23 is be VBZ 43963 587 24 a a DT 43963 587 25 matter matter NN 43963 587 26 of of IN 43963 587 27 supreme supreme JJ 43963 587 28 moment moment NNP 43963 587 29 . . . 43963 588 1 Under under IN 43963 588 2 ordinary ordinary JJ 43963 588 3 circumstances circumstance NNS 43963 588 4 there there EX 43963 588 5 is be VBZ 43963 588 6 no no DT 43963 588 7 great great JJ 43963 588 8 difficulty difficulty NN 43963 588 9 in in IN 43963 588 10 distinguishing distinguish VBG 43963 588 11 bedding bedding NN 43963 588 12 - - HYPH 43963 588 13 planes plane NNS 43963 588 14 from from IN 43963 588 15 other other JJ 43963 588 16 planes plane NNS 43963 588 17 , , , 43963 588 18 but but CC 43963 588 19 the the DT 43963 588 20 importance importance NN 43963 588 21 of of IN 43963 588 22 discovering discover VBG 43963 588 23 them -PRON- PRP 43963 588 24 is be VBZ 43963 588 25 often often RB 43963 588 26 greatest great JJS 43963 588 27 when when WRB 43963 588 28 the the DT 43963 588 29 difficulty difficulty NN 43963 588 30 is be VBZ 43963 588 31 most most RBS 43963 588 32 pronounced pronounced JJ 43963 588 33 . . . 43963 589 1 In in IN 43963 589 2 rocks rock NNS 43963 589 3 which which WDT 43963 589 4 have have VBP 43963 589 5 undergone undergo VBN 43963 589 6 no no DT 43963 589 7 great great JJ 43963 589 8 amount amount NN 43963 589 9 of of IN 43963 589 10 disturbance disturbance NN 43963 589 11 the the DT 43963 589 12 planes plane NNS 43963 589 13 of of IN 43963 589 14 stratification stratification NN 43963 589 15 are be VBP 43963 589 16 often often RB 43963 589 17 marked mark VBN 43963 589 18 by by IN 43963 589 19 their -PRON- PRP$ 43963 589 20 regular regular JJ 43963 589 21 parallelism parallelism NN 43963 589 22 , , , 43963 589 23 the the DT 43963 589 24 separation separation NN 43963 589 25 of of IN 43963 589 26 layers layer NNS 43963 589 27 having have VBG 43963 589 28 different different JJ 43963 589 29 lithological lithological JJ 43963 589 30 characters character NNS 43963 589 31 by by IN 43963 589 32 these these DT 43963 589 33 planes plane NNS 43963 589 34 , , , 43963 589 35 the the DT 43963 589 36 arrangement arrangement NN 43963 589 37 of of IN 43963 589 38 the the DT 43963 589 39 longer long JJR 43963 589 40 axes axis NNS 43963 589 41 of of IN 43963 589 42 pebbles pebble NNS 43963 589 43 parallel parallel JJ 43963 589 44 to to IN 43963 589 45 them -PRON- PRP 43963 589 46 , , , 43963 589 47 and and CC 43963 589 48 the the DT 43963 589 49 occurrence occurrence NN 43963 589 50 of of IN 43963 589 51 fossils fossil NNS 43963 589 52 and and CC 43963 589 53 also also RB 43963 589 54 of of IN 43963 589 55 rain rain NN 43963 589 56 - - HYPH 43963 589 57 prints print NNS 43963 589 58 , , , 43963 589 59 ripple ripple NN 43963 589 60 - - HYPH 43963 589 61 marks mark NNS 43963 589 62 and and CC 43963 589 63 other other JJ 43963 589 64 structures structure NNS 43963 589 65 produced produce VBN 43963 589 66 during during IN 43963 589 67 deposition deposition NN 43963 589 68 , , , 43963 589 69 upon upon IN 43963 589 70 the the DT 43963 589 71 surfaces surface NNS 43963 589 72 of of IN 43963 589 73 the the DT 43963 589 74 strata strata NN 43963 589 75 , , , 43963 589 76 but but CC 43963 589 77 none none NN 43963 589 78 of of IN 43963 589 79 these these DT 43963 589 80 appearances appearance NNS 43963 589 81 is be VBZ 43963 589 82 necessarily necessarily RB 43963 589 83 conclusive conclusive JJ 43963 589 84 , , , 43963 589 85 especially especially RB 43963 589 86 in in IN 43963 589 87 areas area NNS 43963 589 88 where where WRB 43963 589 89 the the DT 43963 589 90 rocks rock NNS 43963 589 91 have have VBP 43963 589 92 been be VBN 43963 589 93 subjected subject VBN 43963 589 94 to to IN 43963 589 95 orogenic orogenic JJ 43963 589 96 movements movement NNS 43963 589 97 . . . 43963 590 1 In in IN 43963 590 2 regularly regularly RB 43963 590 3 - - HYPH 43963 590 4 jointed joint VBN 43963 590 5 rocks rock NNS 43963 590 6 , , , 43963 590 7 jointing jointing NN 43963 590 8 may may MD 43963 590 9 well well RB 43963 590 10 be be VB 43963 590 11 mistaken mistaken JJ 43963 590 12 for for IN 43963 590 13 bedding bedding NN 43963 590 14 , , , 43963 590 15 and and CC 43963 590 16 there there EX 43963 590 17 is be VBZ 43963 590 18 often often RB 43963 590 19 great great JJ 43963 590 20 difficulty difficulty NN 43963 590 21 in in IN 43963 590 22 discriminating discriminate VBG 43963 590 23 between between IN 43963 590 24 bedding bedding NN 43963 590 25 and and CC 43963 590 26 cleavage cleavage NN 43963 590 27 , , , 43963 590 28 especially especially RB 43963 590 29 when when WRB 43963 590 30 the the DT 43963 590 31 exposures exposure NNS 43963 590 32 of of IN 43963 590 33 rock rock NN 43963 590 34 are be VBP 43963 590 35 of of IN 43963 590 36 small small JJ 43963 590 37 extent extent NN 43963 590 38 . . . 43963 591 1 Fossils fossil NNS 43963 591 2 may may MD 43963 591 3 be be VB 43963 591 4 dragged drag VBN 43963 591 5 out out RP 43963 591 6 along along IN 43963 591 7 planes plane NNS 43963 591 8 at at IN 43963 591 9 an an DT 43963 591 10 angle angle NN 43963 591 11 to to IN 43963 591 12 the the DT 43963 591 13 true true JJ 43963 591 14 bedding bedding NN 43963 591 15 , , , 43963 591 16 pebbles pebble NNS 43963 591 17 will will MD 43963 591 18 be be VB 43963 591 19 compressed compress VBN 43963 591 20 by by IN 43963 591 21 cleavage cleavage NN 43963 591 22 so so IN 43963 591 23 that that IN 43963 591 24 their -PRON- PRP$ 43963 591 25 longer long JJR 43963 591 26 axes axis NNS 43963 591 27 do do VBP 43963 591 28 not not RB 43963 591 29 remain remain VB 43963 591 30 parallel parallel JJ 43963 591 31 to to IN 43963 591 32 the the DT 43963 591 33 bedding bedding NN 43963 591 34 - - HYPH 43963 591 35 planes plane NNS 43963 591 36 but but CC 43963 591 37 now now RB 43963 591 38 lie lie VBP 43963 591 39 parallel parallel RB 43963 591 40 to to IN 43963 591 41 the the DT 43963 591 42 superinduced superinduce VBN 43963 591 43 planes plane NNS 43963 591 44 of of IN 43963 591 45 cleavage cleavage NN 43963 591 46 , , , 43963 591 47 and and CC 43963 591 48 a a DT 43963 591 49 structure structure NN 43963 591 50 closely closely RB 43963 591 51 resembling resemble VBG 43963 591 52 ' ' '' 43963 591 53 ripple ripple NN 43963 591 54 - - HYPH 43963 591 55 mark mark NN 43963 591 56 ' ' '' 43963 591 57 may may MD 43963 591 58 be be VB 43963 591 59 produced produce VBN 43963 591 60 on on IN 43963 591 61 planes plane NNS 43963 591 62 other other JJ 43963 591 63 than than IN 43963 591 64 those those DT 43963 591 65 of of IN 43963 591 66 original original JJ 43963 591 67 bedding bedding NN 43963 591 68 , , , 43963 591 69 as as IN 43963 591 70 the the DT 43963 591 71 result result NN 43963 591 72 of of IN 43963 591 73 puckering puckering NN 43963 591 74 . . . 43963 592 1 The the DT 43963 592 2 alternation alternation NN 43963 592 3 of of IN 43963 592 4 rocks rock NNS 43963 592 5 having have VBG 43963 592 6 different different JJ 43963 592 7 lithological lithological JJ 43963 592 8 characters character NNS 43963 592 9 may may MD 43963 592 10 also also RB 43963 592 11 be be VB 43963 592 12 misleading mislead VBG 43963 592 13 . . . 43963 593 1 Intrusion intrusion NN 43963 593 2 of of IN 43963 593 3 dykes dyke VBZ 43963 593 4 along along IN 43963 593 5 cleavage cleavage NN 43963 593 6 - - HYPH 43963 593 7 planes plane NNS 43963 593 8 , , , 43963 593 9 followed follow VBN 43963 593 10 by by IN 43963 593 11 decomposition decomposition NN 43963 593 12 of of IN 43963 593 13 the the DT 43963 593 14 dyke dyke JJ 43963 593 15 - - HYPH 43963 593 16 rock rock NN 43963 593 17 causing cause VBG 43963 593 18 it -PRON- PRP 43963 593 19 to to TO 43963 593 20 resemble resemble VB 43963 593 21 a a DT 43963 593 22 sediment sediment NN 43963 593 23 , , , 43963 593 24 and and CC 43963 593 25 formation formation NN 43963 593 26 of of IN 43963 593 27 mineral mineral NN 43963 593 28 veins vein NNS 43963 593 29 along along IN 43963 593 30 the the DT 43963 593 31 same same JJ 43963 593 32 planes plane NNS 43963 593 33 , , , 43963 593 34 may may MD 43963 593 35 give give VB 43963 593 36 rise rise NN 43963 593 37 to to IN 43963 593 38 an an DT 43963 593 39 apparent apparent JJ 43963 593 40 succession succession NN 43963 593 41 of of IN 43963 593 42 rocks rock NNS 43963 593 43 of of IN 43963 593 44 different different JJ 43963 593 45 lithological lithological JJ 43963 593 46 characters character NNS 43963 593 47 which which WDT 43963 593 48 could could MD 43963 593 49 easily easily RB 43963 593 50 mislead mislead VB 43963 593 51 an an DT 43963 593 52 observer observer NN 43963 593 53 and and CC 43963 593 54 cause cause VB 43963 593 55 him -PRON- PRP 43963 593 56 to to TO 43963 593 57 mistake mistake VB 43963 593 58 the the DT 43963 593 59 cleavage cleavage NN 43963 593 60 - - HYPH 43963 593 61 planes plane NNS 43963 593 62 for for IN 43963 593 63 planes plane NNS 43963 593 64 of of IN 43963 593 65 stratification stratification NN 43963 593 66 . . . 43963 594 1 In in IN 43963 594 2 rocks rock NNS 43963 594 3 which which WDT 43963 594 4 have have VBP 43963 594 5 undergone undergo VBN 43963 594 6 great great JJ 43963 594 7 lateral lateral JJ 43963 594 8 pressure pressure NN 43963 594 9 , , , 43963 594 10 the the DT 43963 594 11 beds bed NNS 43963 594 12 of of IN 43963 594 13 different different JJ 43963 594 14 lithological lithological JJ 43963 594 15 character character NN 43963 594 16 may may MD 43963 594 17 be be VB 43963 594 18 folded fold VBN 43963 594 19 in in IN 43963 594 20 such such PDT 43963 594 21 a a DT 43963 594 22 way way NN 43963 594 23 as as IN 43963 594 24 to to TO 43963 594 25 give give VB 43963 594 26 very very RB 43963 594 27 erroneous erroneous JJ 43963 594 28 ideas idea NNS 43963 594 29 of of IN 43963 594 30 the the DT 43963 594 31 true true JJ 43963 594 32 dip dip NN 43963 594 33 of of IN 43963 594 34 the the DT 43963 594 35 rock rock NN 43963 594 36 on on IN 43963 594 37 a a DT 43963 594 38 large large JJ 43963 594 39 scale scale NN 43963 594 40 . . . 43963 595 1 In in IN 43963 595 2 Fig Fig NNP 43963 595 3 . . . 43963 596 1 3 3 LS 43963 596 2 the the DT 43963 596 3 dip dip NN 43963 596 4 of of IN 43963 596 5 the the DT 43963 596 6 rocks rock NNS 43963 596 7 in in IN 43963 596 8 a a DT 43963 596 9 small small JJ 43963 596 10 exposure exposure NN 43963 596 11 might may MD 43963 596 12 appear appear VB 43963 596 13 to to TO 43963 596 14 be be VB 43963 596 15 in in IN 43963 596 16 the the DT 43963 596 17 direction direction NN 43963 596 18 indicated indicate VBN 43963 596 19 by by IN 43963 596 20 the the DT 43963 596 21 unfeathered unfeathered JJ 43963 596 22 arrow arrow NN 43963 596 23 , , , 43963 596 24 whilst whilst IN 43963 596 25 the the DT 43963 596 26 true true JJ 43963 596 27 dip dip NN 43963 596 28 of of IN 43963 596 29 the the DT 43963 596 30 strata strata NN 43963 596 31 as as IN 43963 596 32 a a DT 43963 596 33 whole whole NN 43963 596 34 , , , 43963 596 35 leaving leave VBG 43963 596 36 the the DT 43963 596 37 minor minor JJ 43963 596 38 foldings folding NNS 43963 596 39 out out IN 43963 596 40 of of IN 43963 596 41 account account NN 43963 596 42 , , , 43963 596 43 is be VBZ 43963 596 44 in in IN 43963 596 45 the the DT 43963 596 46 direction direction NN 43963 596 47 of of IN 43963 596 48 the the DT 43963 596 49 feathered feather VBN 43963 596 50 arrow arrow NN 43963 596 51 , , , 43963 596 52 at at IN 43963 596 53 the the DT 43963 596 54 inclination inclination NN 43963 596 55 represented represent VBN 43963 596 56 by by IN 43963 596 57 the the DT 43963 596 58 dotted dotted JJ 43963 596 59 line line NN 43963 596 60 . . . 43963 597 1 The the DT 43963 597 2 minor minor JJ 43963 597 3 folds fold NNS 43963 597 4 in in IN 43963 597 5 a a DT 43963 597 6 case case NN 43963 597 7 like like IN 43963 597 8 that that DT 43963 597 9 represented represent VBD 43963 597 10 may may MD 43963 597 11 extend extend VB 43963 597 12 upwards upward NNS 43963 597 13 for for IN 43963 597 14 scores score NNS 43963 597 15 or or CC 43963 597 16 even even RB 43963 597 17 hundreds hundred NNS 43963 597 18 of of IN 43963 597 19 feet foot NNS 43963 597 20 , , , 43963 597 21 so so IN 43963 597 22 that that IN 43963 597 23 an an DT 43963 597 24 error error NN 43963 597 25 as as IN 43963 597 26 to to IN 43963 597 27 the the DT 43963 597 28 direction direction NN 43963 597 29 and and CC 43963 597 30 amount amount NN 43963 597 31 of of IN 43963 597 32 dip dip NN 43963 597 33 may may MD 43963 597 34 be be VB 43963 597 35 made make VBN 43963 597 36 , , , 43963 597 37 even even RB 43963 597 38 if if IN 43963 597 39 the the DT 43963 597 40 observer observer NN 43963 597 41 faces face VBZ 43963 597 42 a a DT 43963 597 43 cliff cliff NN 43963 597 44 of of IN 43963 597 45 considerable considerable JJ 43963 597 46 height height NN 43963 597 47 . . . 43963 598 1 [ [ -LRB- 43963 598 2 Illustration illustration NN 43963 598 3 : : : 43963 598 4 Fig Fig NNP 43963 598 5 . . . 43963 599 1 3 3 LS 43963 599 2 . . . 43963 599 3 ] ] -RRB- 43963 600 1 False false NN 43963 600 2 - - HYPH 43963 600 3 bedding bedding NN 43963 600 4 on on IN 43963 600 5 a a DT 43963 600 6 large large JJ 43963 600 7 scale scale NN 43963 600 8 may may MD 43963 600 9 be be VB 43963 600 10 a a DT 43963 600 11 cause cause NN 43963 600 12 of of IN 43963 600 13 error error NN 43963 600 14 . . . 43963 601 1 In in IN 43963 601 2 the the DT 43963 601 3 Penrith Penrith NNP 43963 601 4 Sandstone Sandstone NNP 43963 601 5 of of IN 43963 601 6 Cumberland Cumberland NNP 43963 601 7 , , , 43963 601 8 the the DT 43963 601 9 planes plane NNS 43963 601 10 of of IN 43963 601 11 deposition deposition NN 43963 601 12 are be VBP 43963 601 13 often often RB 43963 601 14 found find VBN 43963 601 15 dipping dip VBG 43963 601 16 in in IN 43963 601 17 one one CD 43963 601 18 direction direction NN 43963 601 19 in in IN 43963 601 20 a a DT 43963 601 21 large large JJ 43963 601 22 quarry quarry NN 43963 601 23 , , , 43963 601 24 but but CC 43963 601 25 inspection inspection NN 43963 601 26 of of IN 43963 601 27 a a DT 43963 601 28 wider wide JJR 43963 601 29 area area NN 43963 601 30 shows show VBZ 43963 601 31 that that IN 43963 601 32 this this DT 43963 601 33 is be VBZ 43963 601 34 not not RB 43963 601 35 the the DT 43963 601 36 true true JJ 43963 601 37 dip dip NN 43963 601 38 of of IN 43963 601 39 the the DT 43963 601 40 beds bed NNS 43963 601 41 as as IN 43963 601 42 a a DT 43963 601 43 whole whole NN 43963 601 44 , , , 43963 601 45 but but CC 43963 601 46 merely merely RB 43963 601 47 a a DT 43963 601 48 local local JJ 43963 601 49 dip dip NN 43963 601 50 due due JJ 43963 601 51 to to IN 43963 601 52 deposition deposition NN 43963 601 53 on on IN 43963 601 54 a a DT 43963 601 55 slope slope NN 43963 601 56 , , , 43963 601 57 and and CC 43963 601 58 any any DT 43963 601 59 one one NN 43963 601 60 attempting attempt VBG 43963 601 61 to to TO 43963 601 62 calculate calculate VB 43963 601 63 the the DT 43963 601 64 total total JJ 43963 601 65 thickness thickness NN 43963 601 66 of of IN 43963 601 67 the the DT 43963 601 68 beds bed NNS 43963 601 69 by by IN 43963 601 70 reference reference NN 43963 601 71 to to IN 43963 601 72 these these DT 43963 601 73 divisional divisional JJ 43963 601 74 planes plane NNS 43963 601 75 might may MD 43963 601 76 be be VB 43963 601 77 seriously seriously RB 43963 601 78 led lead VBN 43963 601 79 astray astray NNP 43963 601 80 . . . 43963 602 1 A a DT 43963 602 2 reference reference NN 43963 602 3 to to IN 43963 602 4 Fig Fig NNP 43963 602 5 . . . 43963 603 1 4 4 CD 43963 603 2 will will MD 43963 603 3 explain explain VB 43963 603 4 this this DT 43963 603 5 . . . 43963 604 1 The the DT 43963 604 2 lines line NNS 43963 604 3 _ _ NNP 43963 604 4 AA AA NNP 43963 604 5 ´ ´ NNP 43963 604 6 _ _ NNP 43963 604 7 , , , 43963 604 8 _ _ NNP 43963 604 9 BB BB NNP 43963 604 10 ´ ´ NNP 43963 604 11 _ _ NNP 43963 604 12 are be VBP 43963 604 13 the the DT 43963 604 14 true true JJ 43963 604 15 bedding bedding NN 43963 604 16 - - HYPH 43963 604 17 planes plane NNS 43963 604 18 cut cut VBN 43963 604 19 across across RP 43963 604 20 in in IN 43963 604 21 the the DT 43963 604 22 section section NN 43963 604 23 , , , 43963 604 24 whilst whilst IN 43963 604 25 the the DT 43963 604 26 lines line NNS 43963 604 27 sloping slope VBG 43963 604 28 to to IN 43963 604 29 the the DT 43963 604 30 right right NN 43963 604 31 from from IN 43963 604 32 _ _ NNP 43963 604 33 xx xx NNP 43963 604 34 _ _ NNP 43963 604 35 are be VBP 43963 604 36 only only RB 43963 604 37 lines line NNS 43963 604 38 of of IN 43963 604 39 false false NN 43963 604 40 - - HYPH 43963 604 41 bedding bedding NN 43963 604 42 on on IN 43963 604 43 a a DT 43963 604 44 large large JJ 43963 604 45 scale scale NN 43963 604 46 . . . 43963 605 1 An an DT 43963 605 2 exaggerated exaggerated JJ 43963 605 3 estimate estimate NN 43963 605 4 of of IN 43963 605 5 the the DT 43963 605 6 thickness thickness NN 43963 605 7 of of IN 43963 605 8 the the DT 43963 605 9 deposit deposit NN 43963 605 10 would would MD 43963 605 11 be be VB 43963 605 12 made make VBN 43963 605 13 by by IN 43963 605 14 measuring measure VBG 43963 605 15 the the DT 43963 605 16 thickness thickness NN 43963 605 17 of of IN 43963 605 18 each each DT 43963 605 19 of of IN 43963 605 20 these these DT 43963 605 21 stratula stratula NNS 43963 605 22 from from IN 43963 605 23 _ _ NNP 43963 605 24 A A NNP 43963 605 25 _ _ NNP 43963 605 26 to to IN 43963 605 27 _ _ NNP 43963 605 28 A A NNP 43963 605 29 ´ ´ CD 43963 605 30 _ _ NN 43963 605 31 and and CC 43963 605 32 adding add VBG 43963 605 33 these these DT 43963 605 34 thicknesses thickness NNS 43963 605 35 together together RB 43963 605 36 , , , 43963 605 37 whereas whereas IN 43963 605 38 the the DT 43963 605 39 actual actual JJ 43963 605 40 thickness thickness NN 43963 605 41 of of IN 43963 605 42 the the DT 43963 605 43 middle middle JJ 43963 605 44 bed bed NN 43963 605 45 is be VBZ 43963 605 46 the the DT 43963 605 47 distance distance NN 43963 605 48 between between IN 43963 605 49 _ _ NNP 43963 605 50 A A NNP 43963 605 51 _ _ NNP 43963 605 52 and and CC 43963 605 53 _ _ NNP 43963 605 54 B B NNP 43963 605 55 _ _ NNP 43963 605 56 or or CC 43963 605 57 _ _ NNP 43963 605 58 A A NNP 43963 605 59 ´ ´ CD 43963 605 60 _ _ NNP 43963 605 61 and and CC 43963 605 62 _ _ NNP 43963 605 63 B B NNP 43963 605 64 ´ ´ NNP 43963 605 65 _ _ NNP 43963 605 66 . . . 43963 606 1 [ [ -LRB- 43963 606 2 Illustration illustration NN 43963 606 3 : : : 43963 606 4 Fig Fig NNP 43963 606 5 . . . 43963 607 1 4 4 LS 43963 607 2 . . . 43963 607 3 ] ] -RRB- 43963 608 1 When when WRB 43963 608 2 rocks rock NNS 43963 608 3 have have VBP 43963 608 4 been be VBN 43963 608 5 affected affect VBN 43963 608 6 by by IN 43963 608 7 thrust thrust JJ 43963 608 8 - - HYPH 43963 608 9 planes plane NNS 43963 608 10 , , , 43963 608 11 the the DT 43963 608 12 simulation simulation NN 43963 608 13 of of IN 43963 608 14 bedding bedding NN 43963 608 15 may may MD 43963 608 16 be be VB 43963 608 17 carried carry VBN 43963 608 18 out out RP 43963 608 19 to to IN 43963 608 20 a a DT 43963 608 21 very very RB 43963 608 22 full full JJ 43963 608 23 extent extent NN 43963 608 24 . . . 43963 609 1 Not not RB 43963 609 2 only only RB 43963 609 3 do do VBP 43963 609 4 the the DT 43963 609 5 major major JJ 43963 609 6 thrust thrust VBN 43963 609 7 - - HYPH 43963 609 8 planes plane NNS 43963 609 9 resemble resemble JJ 43963 609 10 bedding bedding NN 43963 609 11 - - HYPH 43963 609 12 planes plane NNS 43963 609 13 but but CC 43963 609 14 the the DT 43963 609 15 minor minor JJ 43963 609 16 thrusts thrust NNS 43963 609 17 produce produce VBP 43963 609 18 an an DT 43963 609 19 appearance appearance NN 43963 609 20 of of IN 43963 609 21 divisional divisional JJ 43963 609 22 planes plane NNS 43963 609 23 separating separate VBG 43963 609 24 stratula stratula NN 43963 609 25 or or CC 43963 609 26 laminæ laminæ NN 43963 609 27 , , , 43963 609 28 and and CC 43963 609 29 a a DT 43963 609 30 close close JJ 43963 609 31 approximation approximation NN 43963 609 32 to to IN 43963 609 33 false false JJ 43963 609 34 - - HYPH 43963 609 35 bedding bedding NN 43963 609 36 is be VBZ 43963 609 37 the the DT 43963 609 38 result result NN 43963 609 39 . . . 43963 610 1 To to IN 43963 610 2 this this DT 43963 610 3 structure structure NN 43963 610 4 Prof. Prof. NNP 43963 610 5 Bonney Bonney NNP 43963 610 6 has have VBZ 43963 610 7 given give VBN 43963 610 8 the the DT 43963 610 9 name name NN 43963 610 10 ' ' `` 43963 610 11 pseudo pseudo NNP 43963 610 12 - - NNP 43963 610 13 stromatism[17 stromatism[17 NNP 43963 610 14 ] ] -RRB- 43963 610 15 . . . 43963 610 16 ' ' '' 43963 611 1 It -PRON- PRP 43963 611 2 may may MD 43963 611 3 be be VB 43963 611 4 developed develop VBN 43963 611 5 in in IN 43963 611 6 rocks rock NNS 43963 611 7 of of IN 43963 611 8 all all DT 43963 611 9 kinds kind NNS 43963 611 10 , , , 43963 611 11 whether whether IN 43963 611 12 possessing possess VBG 43963 611 13 original original JJ 43963 611 14 planes plane NNS 43963 611 15 of of IN 43963 611 16 stratification stratification NN 43963 611 17 or or CC 43963 611 18 not not RB 43963 611 19 , , , 43963 611 20 and and CC 43963 611 21 as as IN 43963 611 22 a a DT 43963 611 23 result result NN 43963 611 24 of of IN 43963 611 25 its -PRON- PRP$ 43963 611 26 existence existence NN 43963 611 27 the the DT 43963 611 28 geologist geologist NN 43963 611 29 may may MD 43963 611 30 be be VB 43963 611 31 seriously seriously RB 43963 611 32 misled mislead VBN 43963 611 33 , , , 43963 611 34 not not RB 43963 611 35 merely merely RB 43963 611 36 by by IN 43963 611 37 mistaking mistake VBG 43963 611 38 the the DT 43963 611 39 direction direction NN 43963 611 40 of of IN 43963 611 41 the the DT 43963 611 42 strata strata NN 43963 611 43 , , , 43963 611 44 but but CC 43963 611 45 also also RB 43963 611 46 the the DT 43963 611 47 nature nature NN 43963 611 48 of of IN 43963 611 49 the the DT 43963 611 50 rock rock NN 43963 611 51 , , , 43963 611 52 for for IN 43963 611 53 we -PRON- PRP 43963 611 54 may may MD 43963 611 55 find find VB 43963 611 56 it -PRON- PRP 43963 611 57 produced produce VBN 43963 611 58 in in IN 43963 611 59 an an DT 43963 611 60 unstratified unstratified JJ 43963 611 61 glacial glacial NN 43963 611 62 till till IN 43963 611 63 , , , 43963 611 64 and and CC 43963 611 65 in in IN 43963 611 66 a a DT 43963 611 67 massive massive JJ 43963 611 68 igneous igneous JJ 43963 611 69 rock rock NN 43963 611 70 , , , 43963 611 71 and and CC 43963 611 72 in in IN 43963 611 73 each each DT 43963 611 74 case case NN 43963 611 75 the the DT 43963 611 76 resulting result VBG 43963 611 77 rock rock NN 43963 611 78 will will MD 43963 611 79 resemble resemble VB 43963 611 80 a a DT 43963 611 81 sedimentary sedimentary JJ 43963 611 82 deposit deposit NN 43963 611 83 , , , 43963 611 84 and and CC 43963 611 85 of of IN 43963 611 86 course course NN 43963 611 87 the the DT 43963 611 88 observer observer NN 43963 611 89 may may MD 43963 611 90 be be VB 43963 611 91 confirmed confirm VBN 43963 611 92 in in IN 43963 611 93 his -PRON- PRP$ 43963 611 94 erroneous erroneous JJ 43963 611 95 opinion opinion NN 43963 611 96 by by IN 43963 611 97 the the DT 43963 611 98 formation formation NN 43963 611 99 of of IN 43963 611 100 apparent apparent JJ 43963 611 101 fossils fossil NNS 43963 611 102 , , , 43963 611 103 ripple ripple NN 43963 611 104 - - HYPH 43963 611 105 marks mark NNS 43963 611 106 or or CC 43963 611 107 other other JJ 43963 611 108 objects object NNS 43963 611 109 which which WDT 43963 611 110 he -PRON- PRP 43963 611 111 might may MD 43963 611 112 expect expect VB 43963 611 113 to to TO 43963 611 114 discover discover VB 43963 611 115 in in IN 43963 611 116 sediments sediment NNS 43963 611 117 . . . 43963 612 1 As as IN 43963 612 2 illustrative illustrative JJ 43963 612 3 examples example NNS 43963 612 4 , , , 43963 612 5 reference reference NN 43963 612 6 may may MD 43963 612 7 be be VB 43963 612 8 made make VBN 43963 612 9 to to IN 43963 612 10 a a DT 43963 612 11 number number NN 43963 612 12 of of IN 43963 612 13 schistose schistose NN 43963 612 14 rocks rock NNS 43963 612 15 , , , 43963 612 16 in in IN 43963 612 17 which which WDT 43963 612 18 the the DT 43963 612 19 planes plane NNS 43963 612 20 of of IN 43963 612 21 discontinuity discontinuity NN 43963 612 22 ( ( -LRB- 43963 612 23 which which WDT 43963 612 24 are be VBP 43963 612 25 in in IN 43963 612 26 truth truth NN 43963 612 27 planes plane NNS 43963 612 28 of of IN 43963 612 29 foliation foliation NN 43963 612 30 ) ) -RRB- 43963 612 31 have have VBP 43963 612 32 been be VBN 43963 612 33 taken take VBN 43963 612 34 for for IN 43963 612 35 bedding bedding NN 43963 612 36 - - HYPH 43963 612 37 planes plane NNS 43963 612 38 and and CC 43963 612 39 the the DT 43963 612 40 rocks rock NNS 43963 612 41 claimed claim VBD 43963 612 42 as as IN 43963 612 43 sedimentary sedimentary JJ 43963 612 44 though though IN 43963 612 45 they -PRON- PRP 43963 612 46 are be VBP 43963 612 47 in in IN 43963 612 48 reality reality NN 43963 612 49 igneous igneous JJ 43963 612 50 ; ; : 43963 612 51 for for IN 43963 612 52 instance instance NN 43963 612 53 many many JJ 43963 612 54 of of IN 43963 612 55 the the DT 43963 612 56 rocks rock NNS 43963 612 57 of of IN 43963 612 58 the the DT 43963 612 59 Laurentian Laurentian NNP 43963 612 60 of of IN 43963 612 61 Canada Canada NNP 43963 612 62 , , , 43963 612 63 of of IN 43963 612 64 the the DT 43963 612 65 Hebridean Hebridean NNP 43963 612 66 of of IN 43963 612 67 the the DT 43963 612 68 North North NNP 43963 612 69 West West NNP 43963 612 70 Highlands Highlands NNPS 43963 612 71 , , , 43963 612 72 and and CC 43963 612 73 some some DT 43963 612 74 of of IN 43963 612 75 the the DT 43963 612 76 ancient ancient JJ 43963 612 77 rocks rock NNS 43963 612 78 of of IN 43963 612 79 Anglesey Anglesey NNP 43963 612 80 . . . 43963 613 1 [ [ -LRB- 43963 613 2 Footnote Footnote NNP 43963 613 3 17 17 CD 43963 613 4 : : : 43963 613 5 Bonney Bonney NNP 43963 613 6 , , , 43963 613 7 T. T. NNP 43963 613 8 G. G. NNP 43963 613 9 , , , 43963 613 10 _ _ NNP 43963 613 11 Quart Quart NNP 43963 613 12 . . . 43963 614 1 Journ Journ NNP 43963 614 2 . . . 43963 615 1 Geol Geol NNP 43963 615 2 . . . 43963 616 1 Soc Soc NNP 43963 616 2 . . . 43963 616 3 _ _ NNP 43963 616 4 , , , 43963 616 5 vol vol NNP 43963 616 6 . . . 43963 617 1 XLII XLII NNP 43963 617 2 . . . 43963 618 1 _ _ NNP 43963 618 2 Proc Proc NNP 43963 618 3 . . . 43963 618 4 _ _ NNP 43963 618 5 p. p. NN 43963 619 1 65 65 CD 43963 619 2 . . . 43963 619 3 ] ] -RRB- 43963 620 1 A a DT 43963 620 2 foliated foliated JJ 43963 620 3 structure structure NN 43963 620 4 may may MD 43963 620 5 , , , 43963 620 6 as as IN 43963 620 7 is be VBZ 43963 620 8 now now RB 43963 620 9 well well RB 43963 620 10 known know VBN 43963 620 11 , , , 43963 620 12 be be VB 43963 620 13 simulated simulate VBN 43963 620 14 by by IN 43963 620 15 a a DT 43963 620 16 structure structure NN 43963 620 17 developed develop VBN 43963 620 18 in in IN 43963 620 19 a a DT 43963 620 20 rock rock NN 43963 620 21 prior prior RB 43963 620 22 to to IN 43963 620 23 its -PRON- PRP$ 43963 620 24 consolidation consolidation NN 43963 620 25 . . . 43963 621 1 The the DT 43963 621 2 similarity similarity NN 43963 621 3 of of IN 43963 621 4 flow flow NN 43963 621 5 structure structure NN 43963 621 6 of of IN 43963 621 7 some some DT 43963 621 8 lavas lavas NN 43963 621 9 to to IN 43963 621 10 the the DT 43963 621 11 foliated foliated JJ 43963 621 12 structure structure NN 43963 621 13 of of IN 43963 621 14 a a DT 43963 621 15 schist schist NN 43963 621 16 was be VBD 43963 621 17 long long RB 43963 621 18 ago ago RB 43963 621 19 pointed point VBN 43963 621 20 out out RP 43963 621 21 by by IN 43963 621 22 Darwin Darwin NNP 43963 621 23 and and CC 43963 621 24 Scrope Scrope NNP 43963 621 25 , , , 43963 621 26 and and CC 43963 621 27 recent recent JJ 43963 621 28 work work NN 43963 621 29 has have VBZ 43963 621 30 proved prove VBN 43963 621 31 that that IN 43963 621 32 parallel parallel JJ 43963 621 33 structure structure NN 43963 621 34 due due JJ 43963 621 35 to to IN 43963 621 36 differential differential NN 43963 621 37 movement movement NN 43963 621 38 prior prior RB 43963 621 39 to to IN 43963 621 40 consolidation consolidation NN 43963 621 41 may may MD 43963 621 42 be be VB 43963 621 43 developed develop VBN 43963 621 44 in in IN 43963 621 45 plutonic plutonic JJ 43963 621 46 rocks rock NNS 43963 621 47 , , , 43963 621 48 as as IN 43963 621 49 shown show VBN 43963 621 50 by by IN 43963 621 51 Lieut.-General Lieut.-General NNP 43963 621 52 McMahon McMahon NNP 43963 621 53 in in IN 43963 621 54 the the DT 43963 621 55 Himalayan himalayan JJ 43963 621 56 granites granite NNS 43963 621 57 , , , 43963 621 58 and and CC 43963 621 59 by by IN 43963 621 60 Lawson Lawson NNP 43963 621 61 amongst amongst IN 43963 621 62 the the DT 43963 621 63 plutonic plutonic JJ 43963 621 64 rocks rock NNS 43963 621 65 of of IN 43963 621 66 the the DT 43963 621 67 Rainy Rainy NNP 43963 621 68 Lake Lake NNP 43963 621 69 Region Region NNP 43963 621 70 ; ; : 43963 621 71 and and CC 43963 621 72 as as IN 43963 621 73 the the DT 43963 621 74 foliated foliated JJ 43963 621 75 structure structure NN 43963 621 76 may may MD 43963 621 77 be be VB 43963 621 78 mistaken mistaken JJ 43963 621 79 for for IN 43963 621 80 original original JJ 43963 621 81 stratification stratification NN 43963 621 82 the the DT 43963 621 83 same same JJ 43963 621 84 may may MD 43963 621 85 occur occur VB 43963 621 86 , , , 43963 621 87 and and CC 43963 621 88 has have VBZ 43963 621 89 occurred occur VBN 43963 621 90 , , , 43963 621 91 when when WRB 43963 621 92 dealing deal VBG 43963 621 93 with with IN 43963 621 94 this this DT 43963 621 95 flow flow NN 43963 621 96 - - HYPH 43963 621 97 structure structure NN 43963 621 98 . . . 43963 622 1 This this DT 43963 622 2 is be VBZ 43963 622 3 not not RB 43963 622 4 the the DT 43963 622 5 place place NN 43963 622 6 to to TO 43963 622 7 discuss discuss VB 43963 622 8 the the DT 43963 622 9 truth truth NN 43963 622 10 of of IN 43963 622 11 the the DT 43963 622 12 old old JJ 43963 622 13 theory theory NN 43963 622 14 of of IN 43963 622 15 progressive progressive JJ 43963 622 16 metamorphism metamorphism NN 43963 622 17 , , , 43963 622 18 in in IN 43963 622 19 which which WDT 43963 622 20 it -PRON- PRP 43963 622 21 was be VBD 43963 622 22 maintained maintain VBN 43963 622 23 that that IN 43963 622 24 a a DT 43963 622 25 gradual gradual JJ 43963 622 26 passage passage NN 43963 622 27 could could MD 43963 622 28 be be VB 43963 622 29 traced trace VBN 43963 622 30 between between IN 43963 622 31 ordinary ordinary JJ 43963 622 32 sediments sediment NNS 43963 622 33 and and CC 43963 622 34 plutonic plutonic JJ 43963 622 35 rocks rock NNS 43963 622 36 , , , 43963 622 37 but but CC 43963 622 38 it -PRON- PRP 43963 622 39 may may MD 43963 622 40 be be VB 43963 622 41 pointed point VBN 43963 622 42 out out RP 43963 622 43 that that IN 43963 622 44 much much JJ 43963 622 45 of of IN 43963 622 46 the the DT 43963 622 47 evidence evidence NN 43963 622 48 which which WDT 43963 622 49 was be VBD 43963 622 50 relied rely VBN 43963 622 51 upon upon IN 43963 622 52 to to TO 43963 622 53 prove prove VB 43963 622 54 the the DT 43963 622 55 theory theory NN 43963 622 56 was be VBD 43963 622 57 fallacious fallacious JJ 43963 622 58 and and CC 43963 622 59 due due IN 43963 622 60 to to IN 43963 622 61 the the DT 43963 622 62 confusion confusion NN 43963 622 63 of of IN 43963 622 64 the the DT 43963 622 65 parallel parallel JJ 43963 622 66 structure structure NN 43963 622 67 set set VBN 43963 622 68 up up RP 43963 622 69 in in IN 43963 622 70 plutonic plutonic JJ 43963 622 71 rocks rock NNS 43963 622 72 prior prior RB 43963 622 73 to to IN 43963 622 74 , , , 43963 622 75 or or CC 43963 622 76 subsequent subsequent JJ 43963 622 77 to to IN 43963 622 78 , , , 43963 622 79 consolidation consolidation NN 43963 622 80 , , , 43963 622 81 with with IN 43963 622 82 original original JJ 43963 622 83 stratification stratification NN 43963 622 84 . . . 43963 623 1 Recent recent JJ 43963 623 2 study study NN 43963 623 3 of of IN 43963 623 4 metamorphic metamorphic JJ 43963 623 5 rocks rock NNS 43963 623 6 has have VBZ 43963 623 7 proved prove VBN 43963 623 8 that that IN 43963 623 9 the the DT 43963 623 10 parallel parallel JJ 43963 623 11 structures structure NNS 43963 623 12 developed develop VBN 43963 623 13 in in IN 43963 623 14 the the DT 43963 623 15 rocks rock NNS 43963 623 16 of of IN 43963 623 17 an an DT 43963 623 18 area area NN 43963 623 19 which which WDT 43963 623 20 has have VBZ 43963 623 21 undergone undergo VBN 43963 623 22 metamorphism metamorphism NN 43963 623 23 may may MD 43963 623 24 be be VB 43963 623 25 produced produce VBN 43963 623 26 by by IN 43963 623 27 three three CD 43963 623 28 distinct distinct JJ 43963 623 29 processes process NNS 43963 623 30 ; ; : 43963 623 31 they -PRON- PRP 43963 623 32 may may MD 43963 623 33 be be VB 43963 623 34 original original JJ 43963 623 35 planes plane NNS 43963 623 36 of of IN 43963 623 37 deposition deposition NN 43963 623 38 , , , 43963 623 39 or or CC 43963 623 40 formed form VBN 43963 623 41 in in IN 43963 623 42 a a DT 43963 623 43 solid solid JJ 43963 623 44 rock rock NN 43963 623 45 subsequently subsequently RB 43963 623 46 to to IN 43963 623 47 its -PRON- PRP$ 43963 623 48 formation formation NN 43963 623 49 , , , 43963 623 50 or or CC 43963 623 51 in in IN 43963 623 52 an an DT 43963 623 53 igneous igneous JJ 43963 623 54 rock rock NN 43963 623 55 before before IN 43963 623 56 its -PRON- PRP$ 43963 623 57 consolidation consolidation NN 43963 623 58 , , , 43963 623 59 and and CC 43963 623 60 although although IN 43963 623 61 it -PRON- PRP 43963 623 62 is be VBZ 43963 623 63 sometimes sometimes RB 43963 623 64 possible possible JJ 43963 623 65 to to TO 43963 623 66 separate separate VB 43963 623 67 the the DT 43963 623 68 structures structure NNS 43963 623 69 produced produce VBN 43963 623 70 by by IN 43963 623 71 these these DT 43963 623 72 processes process NNS 43963 623 73 , , , 43963 623 74 this this DT 43963 623 75 is be VBZ 43963 623 76 not not RB 43963 623 77 always always RB 43963 623 78 the the DT 43963 623 79 case[18 case[18 NN 43963 623 80 ] ] -RRB- 43963 623 81 . . . 43963 624 1 When when WRB 43963 624 2 a a DT 43963 624 3 plutonic plutonic JJ 43963 624 4 rock rock NN 43963 624 5 contains contain VBZ 43963 624 6 large large JJ 43963 624 7 phenocrysts phenocryst NNS 43963 624 8 and and CC 43963 624 9 an an DT 43963 624 10 eye eye NN 43963 624 11 - - HYPH 43963 624 12 structure structure NN 43963 624 13 is be VBZ 43963 624 14 developed develop VBN 43963 624 15 in in IN 43963 624 16 it -PRON- PRP 43963 624 17 , , , 43963 624 18 it -PRON- PRP 43963 624 19 may may MD 43963 624 20 simulate simulate VB 43963 624 21 a a DT 43963 624 22 conglomerate conglomerate NN 43963 624 23 , , , 43963 624 24 the the DT 43963 624 25 rounded rounded JJ 43963 624 26 phenocrysts phenocryst NNS 43963 624 27 being be VBG 43963 624 28 taken take VBN 43963 624 29 for for IN 43963 624 30 pebbles[19 pebbles[19 NN 43963 624 31 ] ] -RRB- 43963 624 32 . . . 43963 625 1 Still still RB 43963 625 2 closer close JJR 43963 625 3 simulation simulation NN 43963 625 4 of of IN 43963 625 5 an an DT 43963 625 6 epiclastic epiclastic JJ 43963 625 7 conglomerate conglomerate NN 43963 625 8 may may MD 43963 625 9 be be VB 43963 625 10 produced produce VBN 43963 625 11 in in IN 43963 625 12 other other JJ 43963 625 13 ways way NNS 43963 625 14 and and CC 43963 625 15 will will MD 43963 625 16 be be VB 43963 625 17 referred refer VBN 43963 625 18 to to IN 43963 625 19 immediately immediately RB 43963 625 20 . . . 43963 626 1 [ [ -LRB- 43963 626 2 Footnote Footnote NNP 43963 626 3 18 18 CD 43963 626 4 : : : 43963 626 5 It -PRON- PRP 43963 626 6 must must MD 43963 626 7 be be VB 43963 626 8 noticed notice VBN 43963 626 9 that that IN 43963 626 10 the the DT 43963 626 11 rock rock NN 43963 626 12 in in IN 43963 626 13 which which WDT 43963 626 14 parallel parallel JJ 43963 626 15 structure structure NN 43963 626 16 is be VBZ 43963 626 17 produced produce VBN 43963 626 18 before before IN 43963 626 19 consolidation consolidation NN 43963 626 20 , , , 43963 626 21 if if IN 43963 626 22 it -PRON- PRP 43963 626 23 undergoes undergo VBZ 43963 626 24 no no DT 43963 626 25 further further JJ 43963 626 26 change change NN 43963 626 27 , , , 43963 626 28 though though IN 43963 626 29 often often RB 43963 626 30 associated associate VBN 43963 626 31 with with IN 43963 626 32 metamorphic metamorphic JJ 43963 626 33 rocks rock NNS 43963 626 34 , , , 43963 626 35 is be VBZ 43963 626 36 not not RB 43963 626 37 itself -PRON- PRP 43963 626 38 metamorphic metamorphic JJ 43963 626 39 . . . 43963 627 1 The the DT 43963 627 2 term term NN 43963 627 3 _ _ NNP 43963 627 4 gneiss gneiss NNP 43963 627 5 _ _ NNP 43963 627 6 applied apply VBD 43963 627 7 to to IN 43963 627 8 these these DT 43963 627 9 rocks rock NNS 43963 627 10 is be VBZ 43963 627 11 a a DT 43963 627 12 misnomer misnomer NN 43963 627 13 , , , 43963 627 14 unless unless IN 43963 627 15 the the DT 43963 627 16 term term NN 43963 627 17 be be VB 43963 627 18 used use VBN 43963 627 19 even even RB 43963 627 20 more more RBR 43963 627 21 vaguely vaguely RB 43963 627 22 than than IN 43963 627 23 it -PRON- PRP 43963 627 24 is be VBZ 43963 627 25 at at IN 43963 627 26 present present NN 43963 627 27 . . . 43963 627 28 ] ] -RRB- 43963 628 1 [ [ -LRB- 43963 628 2 Footnote footnote NN 43963 628 3 19 19 CD 43963 628 4 : : : 43963 628 5 See see VB 43963 628 6 Lehmann Lehmann NNP 43963 628 7 , , , 43963 628 8 _ _ NNP 43963 628 9 Untersuchungen Untersuchungen NNP 43963 628 10 über über NN 43963 628 11 die die VBP 43963 628 12 Entstehung Entstehung NNP 43963 628 13 der der NN 43963 628 14 Altkrystallinischen Altkrystallinischen NNP 43963 628 15 Schiefergesteine Schiefergesteine NNP 43963 628 16 mit mit NN 43963 628 17 besonderer besonderer NN 43963 628 18 Bezugnahme Bezugnahme NNP 43963 628 19 auf auf NN 43963 628 20 das das NNP 43963 628 21 Sächsische Sächsische NNP 43963 628 22 Granulitgebirge Granulitgebirge NNP 43963 628 23 _ _ NNP 43963 628 24 , , , 43963 628 25 Plate Plate NNP 43963 628 26 XI XI NNP 43963 628 27 . . . 43963 629 1 fig fig NNP 43963 629 2 . . . 43963 630 1 1 1 LS 43963 630 2 . . . 43963 630 3 ] ] -RRB- 43963 631 1 We -PRON- PRP 43963 631 2 have have VBP 43963 631 3 already already RB 43963 631 4 seen see VBN 43963 631 5 that that IN 43963 631 6 the the DT 43963 631 7 existence existence NN 43963 631 8 of of IN 43963 631 9 unconformities unconformitie NNS 43963 631 10 has have VBZ 43963 631 11 been be VBN 43963 631 12 utilised utilise VBN 43963 631 13 in in IN 43963 631 14 the the DT 43963 631 15 demarcation demarcation NN 43963 631 16 of of IN 43963 631 17 large large JJ 43963 631 18 divisions division NNS 43963 631 19 of of IN 43963 631 20 strata strata NN 43963 631 21 in in IN 43963 631 22 various various JJ 43963 631 23 regions region NNS 43963 631 24 , , , 43963 631 25 and and CC 43963 631 26 whether whether IN 43963 631 27 they -PRON- PRP 43963 631 28 be be VBP 43963 631 29 utilised utilise VBN 43963 631 30 in in IN 43963 631 31 this this DT 43963 631 32 manner manner NN 43963 631 33 or or CC 43963 631 34 not not RB 43963 631 35 , , , 43963 631 36 their -PRON- PRP$ 43963 631 37 detection detection NN 43963 631 38 is be VBZ 43963 631 39 a a DT 43963 631 40 matter matter NN 43963 631 41 of of IN 43963 631 42 importance importance NN 43963 631 43 to to IN 43963 631 44 the the DT 43963 631 45 stratigraphical stratigraphical JJ 43963 631 46 geologist geologist NN 43963 631 47 , , , 43963 631 48 as as IN 43963 631 49 they -PRON- PRP 43963 631 50 afford afford VBP 43963 631 51 information information NN 43963 631 52 concerning concern VBG 43963 631 53 the the DT 43963 631 54 occurrence occurrence NN 43963 631 55 of of IN 43963 631 56 great great JJ 43963 631 57 physical physical JJ 43963 631 58 changes change NNS 43963 631 59 during during IN 43963 631 60 their -PRON- PRP$ 43963 631 61 production production NN 43963 631 62 . . . 43963 632 1 These these DT 43963 632 2 unconformities unconformitie NNS 43963 632 3 may may MD 43963 632 4 also also RB 43963 632 5 be be VB 43963 632 6 closely closely RB 43963 632 7 simulated simulate VBN 43963 632 8 by by IN 43963 632 9 structures structure NNS 43963 632 10 produced produce VBN 43963 632 11 in in IN 43963 632 12 very very RB 43963 632 13 different different JJ 43963 632 14 manner manner NN 43963 632 15 . . . 43963 633 1 The the DT 43963 633 2 occurrence occurrence NN 43963 633 3 of of IN 43963 633 4 an an DT 43963 633 5 unconformity unconformity NN 43963 633 6 implies imply VBZ 43963 633 7 the the DT 43963 633 8 denudation denudation NN 43963 633 9 of of IN 43963 633 10 one one CD 43963 633 11 set set NN 43963 633 12 of of IN 43963 633 13 beds bed NNS 43963 633 14 before before IN 43963 633 15 the the DT 43963 633 16 deposition deposition NN 43963 633 17 of of IN 43963 633 18 another another DT 43963 633 19 set set NN 43963 633 20 upon upon IN 43963 633 21 them -PRON- PRP 43963 633 22 , , , 43963 633 23 and and CC 43963 633 24 accordingly accordingly RB 43963 633 25 the the DT 43963 633 26 denuded denuded JJ 43963 633 27 edges edge NNS 43963 633 28 of of IN 43963 633 29 the the DT 43963 633 30 lower low JJR 43963 633 31 set set NN 43963 633 32 will will MD 43963 633 33 somewhere somewhere RB 43963 633 34 abut abut VB 43963 633 35 against against IN 43963 633 36 the the DT 43963 633 37 lower low JJR 43963 633 38 surface surface NN 43963 633 39 of of IN 43963 633 40 the the DT 43963 633 41 lowest low JJS 43963 633 42 deposit deposit NN 43963 633 43 or or CC 43963 633 44 deposits deposit NNS 43963 633 45 of of IN 43963 633 46 the the DT 43963 633 47 overlying overlying NN 43963 633 48 set[20 set[20 NN 43963 633 49 ] ] -RRB- 43963 633 50 . . . 43963 634 1 The the DT 43963 634 2 existence existence NN 43963 634 3 of of IN 43963 634 4 an an DT 43963 634 5 unconformity unconformity NN 43963 634 6 may may MD 43963 634 7 often often RB 43963 634 8 be be VB 43963 634 9 detected detect VBN 43963 634 10 in in IN 43963 634 11 section section NN 43963 634 12 , , , 43963 634 13 but but CC 43963 634 14 when when WRB 43963 634 15 the the DT 43963 634 16 unconformity unconformity NN 43963 634 17 is be VBZ 43963 634 18 upon upon IN 43963 634 19 a a DT 43963 634 20 large large JJ 43963 634 21 scale scale NN 43963 634 22 this this DT 43963 634 23 may may MD 43963 634 24 not not RB 43963 634 25 be be VB 43963 634 26 possible possible JJ 43963 634 27 , , , 43963 634 28 but but CC 43963 634 29 it -PRON- PRP 43963 634 30 will will MD 43963 634 31 be be VB 43963 634 32 discovered discover VBN 43963 634 33 by by IN 43963 634 34 mapping map VBG 43963 634 35 the the DT 43963 634 36 strata strata NN 43963 634 37 and and CC 43963 634 38 will will MD 43963 634 39 be be VB 43963 634 40 apparent apparent JJ 43963 634 41 on on IN 43963 634 42 a a DT 43963 634 43 map map NN 43963 634 44 owing owe VBG 43963 634 45 to to IN 43963 634 46 the the DT 43963 634 47 deposits deposit NNS 43963 634 48 of of IN 43963 634 49 the the DT 43963 634 50 lower low JJR 43963 634 51 set set NN 43963 634 52 of of IN 43963 634 53 beds bed NNS 43963 634 54 abutting abut VBG 43963 634 55 against against IN 43963 634 56 the the DT 43963 634 57 others other NNS 43963 634 58 . . . 43963 635 1 This this DT 43963 635 2 is be VBZ 43963 635 3 well well RB 43963 635 4 seen see VBN 43963 635 5 where where WRB 43963 635 6 the the DT 43963 635 7 Permian permian JJ 43963 635 8 rocks rock NNS 43963 635 9 of of IN 43963 635 10 Durham Durham NNP 43963 635 11 , , , 43963 635 12 Yorkshire Yorkshire NNP 43963 635 13 , , , 43963 635 14 and and CC 43963 635 15 Nottinghamshire Nottinghamshire NNP 43963 635 16 rest rest VB 43963 635 17 upon upon IN 43963 635 18 different different JJ 43963 635 19 members member NNS 43963 635 20 of of IN 43963 635 21 the the DT 43963 635 22 underlying underlying JJ 43963 635 23 Carboniferous carboniferous JJ 43963 635 24 series series NN 43963 635 25 , , , 43963 635 26 and and CC 43963 635 27 will will MD 43963 635 28 be be VB 43963 635 29 noticed notice VBN 43963 635 30 on on IN 43963 635 31 any any DT 43963 635 32 good good JJ 43963 635 33 geological geological JJ 43963 635 34 map map NN 43963 635 35 of of IN 43963 635 36 England England NNP 43963 635 37 . . . 43963 636 1 But but CC 43963 636 2 a a DT 43963 636 3 similar similar JJ 43963 636 4 effect effect NN 43963 636 5 may may MD 43963 636 6 be be VB 43963 636 7 caused cause VBN 43963 636 8 by by IN 43963 636 9 a a DT 43963 636 10 fault fault NN 43963 636 11 , , , 43963 636 12 so so IN 43963 636 13 that that IN 43963 636 14 mere mere JJ 43963 636 15 inspection inspection NN 43963 636 16 of of IN 43963 636 17 a a DT 43963 636 18 map map NN 43963 636 19 or or CC 43963 636 20 even even RB 43963 636 21 of of IN 43963 636 22 the the DT 43963 636 23 strata strata NN 43963 636 24 in in IN 43963 636 25 the the DT 43963 636 26 field field NN 43963 636 27 and and CC 43963 636 28 discovery discovery NN 43963 636 29 of of IN 43963 636 30 one one CD 43963 636 31 set set NN 43963 636 32 of of IN 43963 636 33 beds bed NNS 43963 636 34 ending end VBG 43963 636 35 off off RP 43963 636 36 against against IN 43963 636 37 another another DT 43963 636 38 does do VBZ 43963 636 39 not not RB 43963 636 40 prove prove VB 43963 636 41 unconformity unconformity NN 43963 636 42 . . . 43963 637 1 When when WRB 43963 637 2 the the DT 43963 637 3 fault fault NN 43963 637 4 is be VBZ 43963 637 5 a a DT 43963 637 6 normal normal JJ 43963 637 7 one one NN 43963 637 8 , , , 43963 637 9 with with IN 43963 637 10 low low JJ 43963 637 11 hade hade NNP 43963 637 12 ( ( -LRB- 43963 637 13 that that RB 43963 637 14 is is RB 43963 637 15 , , , 43963 637 16 having have VBG 43963 637 17 a a DT 43963 637 18 fissure fissure NN 43963 637 19 approaching approach VBG 43963 637 20 the the DT 43963 637 21 vertical vertical JJ 43963 637 22 position position NN 43963 637 23 ) ) -RRB- 43963 637 24 , , , 43963 637 25 the the DT 43963 637 26 outcrop outcrop NN 43963 637 27 of of IN 43963 637 28 the the DT 43963 637 29 fault fault NN 43963 637 30 - - HYPH 43963 637 31 fissure fissure NN 43963 637 32 will will MD 43963 637 33 approximate approximate VB 43963 637 34 to to IN 43963 637 35 a a DT 43963 637 36 straight straight JJ 43963 637 37 line line NN 43963 637 38 if if IN 43963 637 39 the the DT 43963 637 40 fault fault NN 43963 637 41 has have VBZ 43963 637 42 a a DT 43963 637 43 straight straight JJ 43963 637 44 course course NN 43963 637 45 , , , 43963 637 46 even even RB 43963 637 47 if if IN 43963 637 48 the the DT 43963 637 49 ground ground NN 43963 637 50 be be VB 43963 637 51 very very RB 43963 637 52 uneven uneven JJ 43963 637 53 , , , 43963 637 54 whereas whereas IN 43963 637 55 , , , 43963 637 56 if if IN 43963 637 57 the the DT 43963 637 58 plane plane NN 43963 637 59 of of IN 43963 637 60 unconformity unconformity NN 43963 637 61 has have VBZ 43963 637 62 not not RB 43963 637 63 been be VBN 43963 637 64 tilted tilt VBN 43963 637 65 to to IN 43963 637 66 a a DT 43963 637 67 high high JJ 43963 637 68 angle angle NN 43963 637 69 from from IN 43963 637 70 its -PRON- PRP$ 43963 637 71 original original JJ 43963 637 72 horizontal horizontal JJ 43963 637 73 position position NN 43963 637 74 , , , 43963 637 75 it -PRON- PRP 43963 637 76 will will MD 43963 637 77 crop crop VB 43963 637 78 out out RP 43963 637 79 in in IN 43963 637 80 a a DT 43963 637 81 sinuous sinuous JJ 43963 637 82 manner manner NN 43963 637 83 across across IN 43963 637 84 uneven uneven JJ 43963 637 85 ground ground NN 43963 637 86 , , , 43963 637 87 in in IN 43963 637 88 a a DT 43963 637 89 way way NN 43963 637 90 similar similar JJ 43963 637 91 to to IN 43963 637 92 that that DT 43963 637 93 of of IN 43963 637 94 beds bed NNS 43963 637 95 which which WDT 43963 637 96 are be VBP 43963 637 97 nearly nearly RB 43963 637 98 horizontal horizontal JJ 43963 637 99 , , , 43963 637 100 so so IN 43963 637 101 that that IN 43963 637 102 though though IN 43963 637 103 the the DT 43963 637 104 general general JJ 43963 637 105 trend trend NN 43963 637 106 of of IN 43963 637 107 the the DT 43963 637 108 outcrop outcrop NN 43963 637 109 of of IN 43963 637 110 the the DT 43963 637 111 plane plane NN 43963 637 112 of of IN 43963 637 113 unconformity unconformity NN 43963 637 114 may may MD 43963 637 115 be be VB 43963 637 116 fairly fairly RB 43963 637 117 straight straight JJ 43963 637 118 , , , 43963 637 119 its -PRON- PRP$ 43963 637 120 deviation deviation NN 43963 637 121 from from IN 43963 637 122 a a DT 43963 637 123 straight straight JJ 43963 637 124 line line NN 43963 637 125 will will MD 43963 637 126 be be VB 43963 637 127 frequent frequent JJ 43963 637 128 and and CC 43963 637 129 marked mark VBN 43963 637 130 , , , 43963 637 131 as as IN 43963 637 132 seen see VBN 43963 637 133 in in IN 43963 637 134 the the DT 43963 637 135 case case NN 43963 637 136 of of IN 43963 637 137 the the DT 43963 637 138 Permian permian JJ 43963 637 139 unconformity unconformity NN 43963 637 140 above above IN 43963 637 141 referred refer VBD 43963 637 142 to to IN 43963 637 143 . . . 43963 638 1 But but CC 43963 638 2 if if IN 43963 638 3 the the DT 43963 638 4 unconformable unconformable JJ 43963 638 5 junction junction NN 43963 638 6 has have VBZ 43963 638 7 been be VBN 43963 638 8 highly highly RB 43963 638 9 inclined incline VBN 43963 638 10 its -PRON- PRP$ 43963 638 11 outcrop outcrop NN 43963 638 12 will will MD 43963 638 13 resemble resemble VB 43963 638 14 that that DT 43963 638 15 of of IN 43963 638 16 a a DT 43963 638 17 normal normal JJ 43963 638 18 fault fault NN 43963 638 19 , , , 43963 638 20 or or CC 43963 638 21 if if IN 43963 638 22 the the DT 43963 638 23 fault fault NN 43963 638 24 be be VBP 43963 638 25 a a DT 43963 638 26 thrust thrust JJ 43963 638 27 - - HYPH 43963 638 28 plane plane NN 43963 638 29 with with IN 43963 638 30 high high JJ 43963 638 31 hade hade NN 43963 638 32 , , , 43963 638 33 the the DT 43963 638 34 outcrop outcrop NN 43963 638 35 of of IN 43963 638 36 this this DT 43963 638 37 will will MD 43963 638 38 resemble resemble VB 43963 638 39 that that DT 43963 638 40 of of IN 43963 638 41 an an DT 43963 638 42 unconformable unconformable JJ 43963 638 43 junction junction NN 43963 638 44 which which WDT 43963 638 45 has have VBZ 43963 638 46 not not RB 43963 638 47 been be VBN 43963 638 48 greatly greatly RB 43963 638 49 tilted tilt VBN 43963 638 50 from from IN 43963 638 51 its -PRON- PRP$ 43963 638 52 original original JJ 43963 638 53 horizontal horizontal JJ 43963 638 54 position position NN 43963 638 55 . . . 43963 639 1 In in IN 43963 639 2 these these DT 43963 639 3 cases case NNS 43963 639 4 we -PRON- PRP 43963 639 5 require require VBP 43963 639 6 more more JJR 43963 639 7 evidence evidence NN 43963 639 8 before before IN 43963 639 9 we -PRON- PRP 43963 639 10 can can MD 43963 639 11 decide decide VB 43963 639 12 whether whether IN 43963 639 13 we -PRON- PRP 43963 639 14 are be VBP 43963 639 15 dealing deal VBG 43963 639 16 with with IN 43963 639 17 an an DT 43963 639 18 unconformable unconformable JJ 43963 639 19 junction junction NN 43963 639 20 or or CC 43963 639 21 a a DT 43963 639 22 faulted fault VBN 43963 639 23 one one NN 43963 639 24 . . . 43963 640 1 [ [ -LRB- 43963 640 2 Footnote Footnote NNP 43963 640 3 20 20 CD 43963 640 4 : : : 43963 640 5 An an DT 43963 640 6 unconformity unconformity NN 43963 640 7 may may MD 43963 640 8 be be VB 43963 640 9 simulated simulate VBN 43963 640 10 or or CC 43963 640 11 an an DT 43963 640 12 actual actual JJ 43963 640 13 unconformity unconformity NN 43963 640 14 rendered render VBN 43963 640 15 apparently apparently RB 43963 640 16 more more RBR 43963 640 17 important important JJ 43963 640 18 , , , 43963 640 19 as as IN 43963 640 20 the the DT 43963 640 21 result result NN 43963 640 22 of of IN 43963 640 23 underground underground JJ 43963 640 24 solution solution NN 43963 640 25 of of IN 43963 640 26 the the DT 43963 640 27 underlying underlie VBG 43963 640 28 strata strata NN 43963 640 29 subsequently subsequently RB 43963 640 30 to to IN 43963 640 31 the the DT 43963 640 32 deposition deposition NN 43963 640 33 of of IN 43963 640 34 the the DT 43963 640 35 upper upper JJ 43963 640 36 set set NN 43963 640 37 upon upon IN 43963 640 38 them -PRON- PRP 43963 640 39 , , , 43963 640 40 and and CC 43963 640 41 any any DT 43963 640 42 insoluble insoluble JJ 43963 640 43 materials material NNS 43963 640 44 in in IN 43963 640 45 the the DT 43963 640 46 underlying underlie VBG 43963 640 47 strata strata NN 43963 640 48 may may MD 43963 640 49 be be VB 43963 640 50 left leave VBN 43963 640 51 as as IN 43963 640 52 an an DT 43963 640 53 apparent apparent JJ 43963 640 54 pebble pebble NN 43963 640 55 - - HYPH 43963 640 56 bed bed NN 43963 640 57 at at IN 43963 640 58 the the DT 43963 640 59 base base NN 43963 640 60 of of IN 43963 640 61 the the DT 43963 640 62 upper upper JJ 43963 640 63 beds bed NNS 43963 640 64 . . . 43963 641 1 This this DT 43963 641 2 is be VBZ 43963 641 3 seen see VBN 43963 641 4 at at IN 43963 641 5 the the DT 43963 641 6 junction junction NN 43963 641 7 of of IN 43963 641 8 the the DT 43963 641 9 Tertiary Tertiary NNP 43963 641 10 beds bed NNS 43963 641 11 with with IN 43963 641 12 the the DT 43963 641 13 chalk chalk NN 43963 641 14 near near IN 43963 641 15 London London NNP 43963 641 16 . . . 43963 642 1 Subterranean subterranean JJ 43963 642 2 water water NN 43963 642 3 has have VBZ 43963 642 4 dissolved dissolve VBN 43963 642 5 the the DT 43963 642 6 upper upper JJ 43963 642 7 part part NN 43963 642 8 of of IN 43963 642 9 the the DT 43963 642 10 chalk chalk NN 43963 642 11 , , , 43963 642 12 increasing increase VBG 43963 642 13 the the DT 43963 642 14 unconformity unconformity NN 43963 642 15 which which WDT 43963 642 16 naturally naturally RB 43963 642 17 exists exist VBZ 43963 642 18 between between IN 43963 642 19 chalk chalk NN 43963 642 20 and and CC 43963 642 21 Tertiary tertiary JJ 43963 642 22 beds bed NNS 43963 642 23 , , , 43963 642 24 and and CC 43963 642 25 the the DT 43963 642 26 insoluble insoluble JJ 43963 642 27 flint flint NN 43963 642 28 of of IN 43963 642 29 the the DT 43963 642 30 dissolved dissolve VBN 43963 642 31 chalk chalk NN 43963 642 32 is be VBZ 43963 642 33 left leave VBN 43963 642 34 as as IN 43963 642 35 a a DT 43963 642 36 layer layer NN 43963 642 37 of of IN 43963 642 38 ' ' `` 43963 642 39 green green JJ 43963 642 40 - - HYPH 43963 642 41 coated coated JJ 43963 642 42 flint flint NN 43963 642 43 ' ' '' 43963 642 44 at at IN 43963 642 45 the the DT 43963 642 46 base base NN 43963 642 47 of of IN 43963 642 48 the the DT 43963 642 49 Tertiary Tertiary NNP 43963 642 50 deposits deposit NNS 43963 642 51 . . . 43963 642 52 ] ] -RRB- 43963 643 1 The the DT 43963 643 2 lowest low JJS 43963 643 3 deposits deposit NNS 43963 643 4 of of IN 43963 643 5 the the DT 43963 643 6 newer new JJR 43963 643 7 set set NN 43963 643 8 of of IN 43963 643 9 strata stratum NNS 43963 643 10 lying lie VBG 43963 643 11 above above IN 43963 643 12 an an DT 43963 643 13 unconformity unconformity NN 43963 643 14 have have VBP 43963 643 15 probably probably RB 43963 643 16 been be VBN 43963 643 17 laid lay VBN 43963 643 18 down down RP 43963 643 19 in in IN 43963 643 20 water water NN 43963 643 21 near near IN 43963 643 22 the the DT 43963 643 23 shore shore NN 43963 643 24 - - HYPH 43963 643 25 line line NN 43963 643 26 . . . 43963 644 1 As as IN 43963 644 2 the the DT 43963 644 3 unconformity unconformity NN 43963 644 4 , , , 43963 644 5 if if IN 43963 644 6 large large JJ 43963 644 7 , , , 43963 644 8 implies imply VBZ 43963 644 9 elevation elevation NN 43963 644 10 above above IN 43963 644 11 the the DT 43963 644 12 sea sea NN 43963 644 13 - - HYPH 43963 644 14 level level NN 43963 644 15 , , , 43963 644 16 the the DT 43963 644 17 deposits deposit NNS 43963 644 18 first first RB 43963 644 19 formed form VBN 43963 644 20 after after IN 43963 644 21 this this DT 43963 644 22 elevation elevation NN 43963 644 23 has have VBZ 43963 644 24 ceased cease VBN 43963 644 25 , , , 43963 644 26 and and CC 43963 644 27 depression depression NN 43963 644 28 commenced commence VBD 43963 644 29 , , , 43963 644 30 will will MD 43963 644 31 necessarily necessarily RB 43963 644 32 be be VB 43963 644 33 littoral littoral JJ 43963 644 34 in in IN 43963 644 35 character character NN 43963 644 36 and and CC 43963 644 37 possibly possibly RB 43963 644 38 of of IN 43963 644 39 beach beach NN 43963 644 40 - - HYPH 43963 644 41 formation formation NN 43963 644 42 , , , 43963 644 43 and and CC 43963 644 44 accordingly accordingly RB 43963 644 45 we -PRON- PRP 43963 644 46 often often RB 43963 644 47 find find VBP 43963 644 48 that that IN 43963 644 49 an an DT 43963 644 50 unconformity unconformity NN 43963 644 51 is be VBZ 43963 644 52 marked mark VBN 43963 644 53 by by IN 43963 644 54 the the DT 43963 644 55 existence existence NN 43963 644 56 of of IN 43963 644 57 an an DT 43963 644 58 epiclastic epiclastic JJ 43963 644 59 conglomerate conglomerate NN 43963 644 60 immediately immediately RB 43963 644 61 above above IN 43963 644 62 the the DT 43963 644 63 plane plane NN 43963 644 64 of of IN 43963 644 65 unconformity unconformity NN 43963 644 66 and and CC 43963 644 67 , , , 43963 644 68 although although IN 43963 644 69 this this DT 43963 644 70 need need NN 43963 644 71 not not RB 43963 644 72 be be VB 43963 644 73 continuous continuous JJ 43963 644 74 , , , 43963 644 75 it -PRON- PRP 43963 644 76 is be VBZ 43963 644 77 usually usually RB 43963 644 78 found find VBN 43963 644 79 somewhere somewhere RB 43963 644 80 along along IN 43963 644 81 the the DT 43963 644 82 line line NN 43963 644 83 of of IN 43963 644 84 junction junction NN 43963 644 85 . . . 43963 645 1 The the DT 43963 645 2 conglomeratic conglomeratic JJ 43963 645 3 base base NN 43963 645 4 of of IN 43963 645 5 the the DT 43963 645 6 Lowest low JJS 43963 645 7 Carboniferous carboniferous JJ 43963 645 8 strata strata NN 43963 645 9 when when WRB 43963 645 10 they -PRON- PRP 43963 645 11 repose repose VBP 43963 645 12 upon upon IN 43963 645 13 the the DT 43963 645 14 upturned upturned JJ 43963 645 15 edges edge NNS 43963 645 16 of of IN 43963 645 17 the the DT 43963 645 18 Lower low JJR 43963 645 19 Palæozoic palæozoic JJ 43963 645 20 rocks rock NNS 43963 645 21 of of IN 43963 645 22 the the DT 43963 645 23 dales dale NNS 43963 645 24 of of IN 43963 645 25 West West NNP 43963 645 26 Yorkshire Yorkshire NNP 43963 645 27 is be VBZ 43963 645 28 well well RB 43963 645 29 known known JJ 43963 645 30 , , , 43963 645 31 and and CC 43963 645 32 may may MD 43963 645 33 be be VB 43963 645 34 cited cite VBN 43963 645 35 as as IN 43963 645 36 an an DT 43963 645 37 example example NN 43963 645 38 . . . 43963 646 1 The the DT 43963 646 2 association association NN 43963 646 3 of of IN 43963 646 4 conglomerates conglomerates NNP 43963 646 5 with with IN 43963 646 6 unconformities unconformitie NNS 43963 646 7 is be VBZ 43963 646 8 indeed indeed RB 43963 646 9 so so RB 43963 646 10 frequent frequent JJ 43963 646 11 that that IN 43963 646 12 its -PRON- PRP$ 43963 646 13 possible possible JJ 43963 646 14 occurrence occurrence NN 43963 646 15 will will MD 43963 646 16 always always RB 43963 646 17 be be VB 43963 646 18 suspected suspect VBN 43963 646 19 and and CC 43963 646 20 sought seek VBN 43963 646 21 by by IN 43963 646 22 the the DT 43963 646 23 geologist geologist NN 43963 646 24 . . . 43963 647 1 Unfortunately unfortunately RB 43963 647 2 the the DT 43963 647 3 result result NN 43963 647 4 of of IN 43963 647 5 recent recent JJ 43963 647 6 observation observation NN 43963 647 7 is be VBZ 43963 647 8 to to TO 43963 647 9 show show VB 43963 647 10 that that IN 43963 647 11 along along RB 43963 647 12 thrust thrust NN 43963 647 13 - - HYPH 43963 647 14 planes plane NNS 43963 647 15 of of IN 43963 647 16 which which WDT 43963 647 17 the the DT 43963 647 18 outcrop outcrop NN 43963 647 19 simulates simulate VBZ 43963 647 20 those those DT 43963 647 21 of of IN 43963 647 22 unconformable unconformable JJ 43963 647 23 junctions junction NNS 43963 647 24 , , , 43963 647 25 the the DT 43963 647 26 difficulty difficulty NN 43963 647 27 of of IN 43963 647 28 discrimination discrimination NN 43963 647 29 may may MD 43963 647 30 be be VB 43963 647 31 increased increase VBN 43963 647 32 by by IN 43963 647 33 the the DT 43963 647 34 existence existence NN 43963 647 35 of of IN 43963 647 36 cataclastic cataclastic JJ 43963 647 37 rocks rock NNS 43963 647 38 which which WDT 43963 647 39 bear bear VBP 43963 647 40 a a DT 43963 647 41 close close JJ 43963 647 42 resemblance resemblance NN 43963 647 43 to to IN 43963 647 44 epiclastic epiclastic JJ 43963 647 45 conglomerates conglomerate NNS 43963 647 46 , , , 43963 647 47 and and CC 43963 647 48 which which WDT 43963 647 49 may may MD 43963 647 50 be be VB 43963 647 51 and and CC 43963 647 52 have have VBP 43963 647 53 been be VBN 43963 647 54 styled style VBN 43963 647 55 conglomerates conglomerate NNS 43963 647 56 . . . 43963 648 1 It -PRON- PRP 43963 648 2 is be VBZ 43963 648 3 well well RB 43963 648 4 known know VBN 43963 648 5 that that IN 43963 648 6 fragments fragment NNS 43963 648 7 of of IN 43963 648 8 the the DT 43963 648 9 adjoining adjoining JJ 43963 648 10 rocks rock NNS 43963 648 11 are be VBP 43963 648 12 knocked knock VBN 43963 648 13 into into IN 43963 648 14 a a DT 43963 648 15 fault fault NN 43963 648 16 - - HYPH 43963 648 17 fissure fissure NN 43963 648 18 during during IN 43963 648 19 the the DT 43963 648 20 occurrence occurrence NN 43963 648 21 of of IN 43963 648 22 the the DT 43963 648 23 movements movement NNS 43963 648 24 which which WDT 43963 648 25 cause cause VBP 43963 648 26 the the DT 43963 648 27 fault fault NN 43963 648 28 , , , 43963 648 29 to to TO 43963 648 30 constitute constitute VB 43963 648 31 a a DT 43963 648 32 _ _ NNP 43963 648 33 fault fault NN 43963 648 34 - - HYPH 43963 648 35 breccia breccia NNP 43963 648 36 _ _ NNP 43963 648 37 , , , 43963 648 38 and and CC 43963 648 39 as as IN 43963 648 40 the the DT 43963 648 41 result result NN 43963 648 42 of of IN 43963 648 43 the the DT 43963 648 44 abrasion abrasion NN 43963 648 45 of of IN 43963 648 46 these these DT 43963 648 47 fragments fragment NNS 43963 648 48 by by IN 43963 648 49 chemical chemical NN 43963 648 50 or or CC 43963 648 51 mechanical mechanical JJ 43963 648 52 agency agency NN 43963 648 53 , , , 43963 648 54 the the DT 43963 648 55 angular angular JJ 43963 648 56 fragments fragment NNS 43963 648 57 may may MD 43963 648 58 become become VB 43963 648 59 rounded rounded JJ 43963 648 60 and and CC 43963 648 61 converted convert VBN 43963 648 62 into into IN 43963 648 63 rounded round VBN 43963 648 64 pebble pebble JJ 43963 648 65 - - HYPH 43963 648 66 like like JJ 43963 648 67 bodies body NNS 43963 648 68 , , , 43963 648 69 when when WRB 43963 648 70 the the DT 43963 648 71 rock rock NN 43963 648 72 is be VBZ 43963 648 73 changed change VBN 43963 648 74 into into IN 43963 648 75 a a DT 43963 648 76 _ _ NNP 43963 648 77 fault fault NN 43963 648 78 - - HYPH 43963 648 79 conglomerate conglomerate NN 43963 648 80 _ _ NNP 43963 648 81 . . . 43963 649 1 Fig fig NN 43963 649 2 . . . 43963 650 1 5 5 CD 43963 650 2 , , , 43963 650 3 from from IN 43963 650 4 a a DT 43963 650 5 photograph photograph NN 43963 650 6 kindly kindly RB 43963 650 7 supplied supply VBN 43963 650 8 by by IN 43963 650 9 Prof. Prof. NNP 43963 650 10 W. W. NNP 43963 650 11 W. W. NNP 43963 650 12 Watts Watts NNP 43963 650 13 , , , 43963 650 14 shows show VBZ 43963 650 15 a a DT 43963 650 16 stage stage NN 43963 650 17 in in IN 43963 650 18 the the DT 43963 650 19 formation formation NN 43963 650 20 of of IN 43963 650 21 a a DT 43963 650 22 conglomerate conglomerate NN 43963 650 23 of of IN 43963 650 24 this this DT 43963 650 25 nature nature NN 43963 650 26 from from IN 43963 650 27 a a DT 43963 650 28 fault fault NN 43963 650 29 - - HYPH 43963 650 30 breccia breccia NN 43963 650 31 ; ; : 43963 650 32 the the DT 43963 650 33 fragment fragment NN 43963 650 34 on on IN 43963 650 35 the the DT 43963 650 36 right right NN 43963 650 37 remains remain VBZ 43963 650 38 angular angular JJ 43963 650 39 , , , 43963 650 40 whilst whilst IN 43963 650 41 those those DT 43963 650 42 on on IN 43963 650 43 the the DT 43963 650 44 left left NN 43963 650 45 have have VBP 43963 650 46 become become VBN 43963 650 47 much much RB 43963 650 48 more more RBR 43963 650 49 rounded rounded JJ 43963 650 50 . . . 43963 651 1 The the DT 43963 651 2 illustration illustration NN 43963 651 3 is be VBZ 43963 651 4 from from IN 43963 651 5 a a DT 43963 651 6 case case NN 43963 651 7 described describe VBN 43963 651 8 by by IN 43963 651 9 Mr Mr NNP 43963 651 10 Lamplugh Lamplugh NNP 43963 651 11 occurring occur VBG 43963 651 12 in in IN 43963 651 13 the the DT 43963 651 14 slaty slaty NN 43963 651 15 rocks rock NNS 43963 651 16 of of IN 43963 651 17 the the DT 43963 651 18 Isle Isle NNP 43963 651 19 of of IN 43963 651 20 Man Man NNP 43963 651 21 , , , 43963 651 22 and and CC 43963 651 23 Mr Mr NNP 43963 651 24 Lamplugh Lamplugh NNP 43963 651 25 's 's POS 43963 651 26 paper[21 paper[21 NN 43963 651 27 ] ] -RRB- 43963 651 28 furnishes furnish VBZ 43963 651 29 the the DT 43963 651 30 reader reader NN 43963 651 31 with with IN 43963 651 32 references reference NNS 43963 651 33 to to IN 43963 651 34 other other JJ 43963 651 35 examples example NNS 43963 651 36 of of IN 43963 651 37 the the DT 43963 651 38 production production NN 43963 651 39 of of IN 43963 651 40 similar similar JJ 43963 651 41 rocks rock NNS 43963 651 42 . . . 43963 652 1 No no DT 43963 652 2 general general JJ 43963 652 3 rule rule NN 43963 652 4 can can MD 43963 652 5 be be VB 43963 652 6 laid lay VBN 43963 652 7 down down RP 43963 652 8 for for IN 43963 652 9 distinguishing distinguish VBG 43963 652 10 the the DT 43963 652 11 true true JJ 43963 652 12 from from IN 43963 652 13 the the DT 43963 652 14 apparent apparent JJ 43963 652 15 unconformity unconformity NN 43963 652 16 , , , 43963 652 17 for for IN 43963 652 18 the the DT 43963 652 19 attendant attendant JJ 43963 652 20 phenomena phenomenon NNS 43963 652 21 will will MD 43963 652 22 differ differ VB 43963 652 23 in in IN 43963 652 24 each each DT 43963 652 25 case case NN 43963 652 26 ; ; : 43963 652 27 but but CC 43963 652 28 if if IN 43963 652 29 a a DT 43963 652 30 fault fault NN 43963 652 31 - - HYPH 43963 652 32 conglomerate conglomerate NN 43963 652 33 should should MD 43963 652 34 be be VB 43963 652 35 suspected suspect VBN 43963 652 36 , , , 43963 652 37 the the DT 43963 652 38 observer observer NN 43963 652 39 should should MD 43963 652 40 try try VB 43963 652 41 to to TO 43963 652 42 ascertain ascertain VB 43963 652 43 whether whether IN 43963 652 44 fragments fragment NNS 43963 652 45 of of IN 43963 652 46 a a DT 43963 652 47 newer new JJR 43963 652 48 rock rock NN 43963 652 49 are be VBP 43963 652 50 imbedded imbed VBN 43963 652 51 in in IN 43963 652 52 an an DT 43963 652 53 older old JJR 43963 652 54 one one CD 43963 652 55 , , , 43963 652 56 which which WDT 43963 652 57 sometimes sometimes RB 43963 652 58 occurs occur VBZ 43963 652 59 ; ; : 43963 652 60 he -PRON- PRP 43963 652 61 should should MD 43963 652 62 note note VB 43963 652 63 the the DT 43963 652 64 existence existence NN 43963 652 65 of of IN 43963 652 66 extensive extensive JJ 43963 652 67 slickensiding slickensiding NN 43963 652 68 along along IN 43963 652 69 the the DT 43963 652 70 plane plane NN 43963 652 71 of of IN 43963 652 72 junction junction NN 43963 652 73 and and CC 43963 652 74 along along IN 43963 652 75 planes plane NNS 43963 652 76 of of IN 43963 652 77 faulting faulting NN 43963 652 78 , , , 43963 652 79 though though IN 43963 652 80 the the DT 43963 652 81 existence existence NN 43963 652 82 of of IN 43963 652 83 these these DT 43963 652 84 , , , 43963 652 85 implying imply VBG 43963 652 86 as as IN 43963 652 87 it -PRON- PRP 43963 652 88 does do VBZ 43963 652 89 the the DT 43963 652 90 occurrence occurrence NN 43963 652 91 of of IN 43963 652 92 differential differential NN 43963 652 93 movement movement NN 43963 652 94 along along IN 43963 652 95 the the DT 43963 652 96 plane plane NN 43963 652 97 , , , 43963 652 98 does do VBZ 43963 652 99 not not RB 43963 652 100 prove prove VB 43963 652 101 that that IN 43963 652 102 the the DT 43963 652 103 movement movement NN 43963 652 104 was be VBD 43963 652 105 necessarily necessarily RB 43963 652 106 great great JJ 43963 652 107 , , , 43963 652 108 or or CC 43963 652 109 that that IN 43963 652 110 it -PRON- PRP 43963 652 111 did do VBD 43963 652 112 not not RB 43963 652 113 take take VB 43963 652 114 place place NN 43963 652 115 along along IN 43963 652 116 a a DT 43963 652 117 plane plane NN 43963 652 118 of of IN 43963 652 119 original original JJ 43963 652 120 unconformity unconformity NN 43963 652 121 ; ; , 43963 652 122 above above IN 43963 652 123 all all DT 43963 652 124 , , , 43963 652 125 he -PRON- PRP 43963 652 126 should should MD 43963 652 127 look look VB 43963 652 128 for for IN 43963 652 129 structures structure NNS 43963 652 130 such such JJ 43963 652 131 as as IN 43963 652 132 mylonitic mylonitic JJ 43963 652 133 structure structure NN 43963 652 134 , , , 43963 652 135 pseudo pseudo NN 43963 652 136 - - NN 43963 652 137 stromatism stromatism NN 43963 652 138 , , , 43963 652 139 development development NN 43963 652 140 of of IN 43963 652 141 new new JJ 43963 652 142 minerals mineral NNS 43963 652 143 , , , 43963 652 144 crushing crush VBG 43963 652 145 out out RB 43963 652 146 and and CC 43963 652 147 stretching stretch VBG 43963 652 148 of of IN 43963 652 149 fossils fossil NNS 43963 652 150 and and CC 43963 652 151 fragments fragment NNS 43963 652 152 and and CC 43963 652 153 , , , 43963 652 154 in in IN 43963 652 155 short short JJ 43963 652 156 , , , 43963 652 157 for for IN 43963 652 158 any any DT 43963 652 159 structure structure NN 43963 652 160 which which WDT 43963 652 161 is be VBZ 43963 652 162 familiar familiar JJ 43963 652 163 to to IN 43963 652 164 him -PRON- PRP 43963 652 165 as as IN 43963 652 166 a a DT 43963 652 167 result result NN 43963 652 168 of of IN 43963 652 169 orogenic orogenic JJ 43963 652 170 movements movement NNS 43963 652 171 . . . 43963 653 1 [ [ -LRB- 43963 653 2 Footnote Footnote NNP 43963 653 3 21 21 CD 43963 653 4 : : : 43963 653 5 Lamplugh Lamplugh NNP 43963 653 6 , , , 43963 653 7 G. G. NNP 43963 653 8 W. W. NNP 43963 653 9 , , , 43963 653 10 " " `` 43963 653 11 On on IN 43963 653 12 the the DT 43963 653 13 Crush Crush NNP 43963 653 14 - - HYPH 43963 653 15 Conglomerates Conglomerates NNP 43963 653 16 of of IN 43963 653 17 the the DT 43963 653 18 Isle Isle NNP 43963 653 19 of of IN 43963 653 20 Man Man NNP 43963 653 21 , , , 43963 653 22 " " '' 43963 653 23 _ _ NNP 43963 653 24 Quart Quart NNP 43963 653 25 . . . 43963 654 1 Journ Journ NNP 43963 654 2 . . . 43963 655 1 Geol Geol NNP 43963 655 2 . . . 43963 656 1 Soc Soc NNP 43963 656 2 . . . 43963 656 3 _ _ NNP 43963 656 4 , , , 43963 656 5 vol vol NNP 43963 656 6 . . . 43963 657 1 LI LI NNP 43963 657 2 . . . 43963 658 1 p. p. NN 43963 659 1 563 563 CD 43963 659 2 . . . 43963 659 3 ] ] -RRB- 43963 660 1 [ [ -LRB- 43963 660 2 Illustration illustration NN 43963 660 3 : : : 43963 660 4 Fig Fig NNP 43963 660 5 . . . 43963 661 1 5 5 CD 43963 661 2 . . . 43963 661 3 ] ] -RRB- 43963 662 1 The the DT 43963 662 2 effects effect NNS 43963 662 3 of of IN 43963 662 4 thrusting thrust VBG 43963 662 5 not not RB 43963 662 6 only only RB 43963 662 7 give give VB 43963 662 8 rise rise NN 43963 662 9 to to IN 43963 662 10 appearances appearance NNS 43963 662 11 suggestive suggestive JJ 43963 662 12 of of IN 43963 662 13 unconformity unconformity NN 43963 662 14 , , , 43963 662 15 but but CC 43963 662 16 naturally naturally RB 43963 662 17 also also RB 43963 662 18 to to IN 43963 662 19 a a DT 43963 662 20 simulation simulation NN 43963 662 21 of of IN 43963 662 22 overlap overlap NN 43963 662 23 . . . 43963 663 1 The the DT 43963 663 2 thrust thrust NN 43963 663 3 - - HYPH 43963 663 4 planes plane NNS 43963 663 5 are be VBP 43963 663 6 often often RB 43963 663 7 parallel parallel JJ 43963 663 8 to to IN 43963 663 9 original original JJ 43963 663 10 bedding bedding NN 43963 663 11 - - HYPH 43963 663 12 planes plane NNS 43963 663 13 for for IN 43963 663 14 some some DT 43963 663 15 distance distance NN 43963 663 16 , , , 43963 663 17 but but CC 43963 663 18 must must MD 43963 663 19 cut cut VB 43963 663 20 across across IN 43963 663 21 them -PRON- PRP 43963 663 22 sooner sooner RB 43963 663 23 or or CC 43963 663 24 later later RB 43963 663 25 , , , 43963 663 26 producing produce VBG 43963 663 27 lenticular lenticular NN 43963 663 28 masses masse NNS 43963 663 29 which which WDT 43963 663 30 might may MD 43963 663 31 be be VB 43963 663 32 supposed suppose VBN 43963 663 33 to to TO 43963 663 34 be be VB 43963 663 35 due due IN 43963 663 36 to to IN 43963 663 37 the the DT 43963 663 38 thinning thinning NN 43963 663 39 out out IN 43963 663 40 of of IN 43963 663 41 beds bed NNS 43963 663 42 as as IN 43963 663 43 the the DT 43963 663 44 result result NN 43963 663 45 of of IN 43963 663 46 cessation cessation NN 43963 663 47 of of IN 43963 663 48 deposition deposition NN 43963 663 49 in in IN 43963 663 50 a a DT 43963 663 51 lateral lateral JJ 43963 663 52 direction direction NN 43963 663 53 . . . 43963 664 1 Attention attention NN 43963 664 2 has have VBZ 43963 664 3 already already RB 43963 664 4 been be VBN 43963 664 5 directed direct VBN 43963 664 6 to to IN 43963 664 7 the the DT 43963 664 8 deceptive deceptive JJ 43963 664 9 appearance appearance NN 43963 664 10 of of IN 43963 664 11 great great JJ 43963 664 12 thickness thickness NN 43963 664 13 of of IN 43963 664 14 strata strata NN 43963 664 15 which which WDT 43963 664 16 is be VBZ 43963 664 17 due due JJ 43963 664 18 to to IN 43963 664 19 repetition repetition NN 43963 664 20 of of IN 43963 664 21 one one CD 43963 664 22 stratum stratum NN 43963 664 23 or or CC 43963 664 24 set set NN 43963 664 25 of of IN 43963 664 26 strata strata NN 43963 664 27 by by IN 43963 664 28 a a DT 43963 664 29 series series NN 43963 664 30 of of IN 43963 664 31 thrust thrust VBN 43963 664 32 - - HYPH 43963 664 33 planes plane NNS 43963 664 34 , , , 43963 664 35 so so IN 43963 664 36 that that IN 43963 664 37 there there EX 43963 664 38 is be VBZ 43963 664 39 no no DT 43963 664 40 actual actual JJ 43963 664 41 inversion inversion NN 43963 664 42 of of IN 43963 664 43 any any DT 43963 664 44 part part NN 43963 664 45 of of IN 43963 664 46 a a DT 43963 664 47 bed bed NN 43963 664 48 . . . 43963 665 1 When when WRB 43963 665 2 masses masse NNS 43963 665 3 of of IN 43963 665 4 limestone limestone NN 43963 665 5 are be VBP 43963 665 6 affected affect VBN 43963 665 7 in in IN 43963 665 8 this this DT 43963 665 9 way way NN 43963 665 10 , , , 43963 665 11 the the DT 43963 665 12 thrust thrust NN 43963 665 13 - - HYPH 43963 665 14 planes plane NNS 43963 665 15 may may MD 43963 665 16 become become VB 43963 665 17 sealed sealed JJ 43963 665 18 up up RP 43963 665 19 , , , 43963 665 20 as as IN 43963 665 21 the the DT 43963 665 22 result result NN 43963 665 23 of of IN 43963 665 24 chemical chemical NN 43963 665 25 change change NN 43963 665 26 , , , 43963 665 27 and and CC 43963 665 28 a a DT 43963 665 29 compact compact JJ 43963 665 30 irregular irregular JJ 43963 665 31 mass mass NN 43963 665 32 of of IN 43963 665 33 limestone limestone NN 43963 665 34 devoid devoid NN 43963 665 35 of of IN 43963 665 36 any any DT 43963 665 37 definite definite JJ 43963 665 38 divisional divisional JJ 43963 665 39 planes plane NNS 43963 665 40 may may MD 43963 665 41 be be VB 43963 665 42 the the DT 43963 665 43 consequence consequence NN 43963 665 44 , , , 43963 665 45 and and CC 43963 665 46 beds bed NNS 43963 665 47 of of IN 43963 665 48 grit grit NN 43963 665 49 sometimes sometimes RB 43963 665 50 exhibit exhibit VB 43963 665 51 the the DT 43963 665 52 same same JJ 43963 665 53 feature feature NN 43963 665 54 to to IN 43963 665 55 some some DT 43963 665 56 extent extent NN 43963 665 57 . . . 43963 666 1 Enough Enough NNP 43963 666 2 has have VBZ 43963 666 3 been be VBN 43963 666 4 said say VBN 43963 666 5 to to TO 43963 666 6 show show VB 43963 666 7 that that IN 43963 666 8 simulation simulation NN 43963 666 9 of of IN 43963 666 10 one one CD 43963 666 11 structure structure NN 43963 666 12 by by IN 43963 666 13 another another DT 43963 666 14 has have VBZ 43963 666 15 frequently frequently RB 43963 666 16 occurred occur VBN 43963 666 17 in in IN 43963 666 18 rocks rock NNS 43963 666 19 in in IN 43963 666 20 so so RB 43963 666 21 marked mark VBD 43963 666 22 a a DT 43963 666 23 degree degree NN 43963 666 24 as as IN 43963 666 25 to to TO 43963 666 26 render render VB 43963 666 27 mistakes mistake NNS 43963 666 28 easy easy RB 43963 666 29 ; ; : 43963 666 30 and and CC 43963 666 31 that that IN 43963 666 32 these these DT 43963 666 33 examples example NNS 43963 666 34 of of IN 43963 666 35 ' ' `` 43963 666 36 mimicry mimicry NN 43963 666 37 ' ' '' 43963 666 38 in in IN 43963 666 39 the the DT 43963 666 40 inorganic inorganic JJ 43963 666 41 world world NN 43963 666 42 are be VBP 43963 666 43 particularly particularly RB 43963 666 44 frequent frequent JJ 43963 666 45 in in IN 43963 666 46 rocks rock NNS 43963 666 47 which which WDT 43963 666 48 have have VBP 43963 666 49 been be VBN 43963 666 50 subjected subject VBN 43963 666 51 to to IN 43963 666 52 great great JJ 43963 666 53 orogenic orogenic JJ 43963 666 54 movements movement NNS 43963 666 55 . . . 43963 667 1 The the DT 43963 667 2 student student NN 43963 667 3 will will MD 43963 667 4 do do VB 43963 667 5 well well RB 43963 667 6 to to TO 43963 667 7 acquaint acquaint VB 43963 667 8 himself -PRON- PRP 43963 667 9 with with IN 43963 667 10 the the DT 43963 667 11 macroscopic macroscopic JJ 43963 667 12 and and CC 43963 667 13 microscopic microscopic JJ 43963 667 14 structures structure NNS 43963 667 15 which which WDT 43963 667 16 may may MD 43963 667 17 be be VB 43963 667 18 taken take VBN 43963 667 19 as as IN 43963 667 20 characteristic characteristic JJ 43963 667 21 of of IN 43963 667 22 the the DT 43963 667 23 rocks rock NNS 43963 667 24 which which WDT 43963 667 25 have have VBP 43963 667 26 been be VBN 43963 667 27 thus thus RB 43963 667 28 affected affect VBN 43963 667 29 , , , 43963 667 30 some some DT 43963 667 31 of of IN 43963 667 32 which which WDT 43963 667 33 can can MD 43963 667 34 usually usually RB 43963 667 35 be be VB 43963 667 36 detected detect VBN 43963 667 37 with with IN 43963 667 38 ease ease NN 43963 667 39 , , , 43963 667 40 and and CC 43963 667 41 when when WRB 43963 667 42 he -PRON- PRP 43963 667 43 discovers discover VBZ 43963 667 44 them -PRON- PRP 43963 667 45 he -PRON- PRP 43963 667 46 may may MD 43963 667 47 suspect suspect VB 43963 667 48 that that IN 43963 667 49 many many JJ 43963 667 50 phenomena phenomenon NNS 43963 667 51 which which WDT 43963 667 52 appear appear VBP 43963 667 53 explicable explicable JJ 43963 667 54 in in IN 43963 667 55 one one CD 43963 667 56 way way NN 43963 667 57 were be VBD 43963 667 58 in in IN 43963 667 59 reality reality NN 43963 667 60 produced produce VBN 43963 667 61 in in IN 43963 667 62 a a DT 43963 667 63 different different JJ 43963 667 64 one one NN 43963 667 65 , , , 43963 667 66 for for IN 43963 667 67 it -PRON- PRP 43963 667 68 is be VBZ 43963 667 69 frequently frequently RB 43963 667 70 very very RB 43963 667 71 true true JJ 43963 667 72 of of IN 43963 667 73 a a DT 43963 667 74 region region NN 43963 667 75 in in IN 43963 667 76 which which WDT 43963 667 77 the the DT 43963 667 78 rocks rock NNS 43963 667 79 have have VBP 43963 667 80 been be VBN 43963 667 81 violently violently RB 43963 667 82 squeezed squeeze VBN 43963 667 83 , , , 43963 667 84 stretched stretch VBN 43963 667 85 and and CC 43963 667 86 broken break VBN 43963 667 87 that that IN 43963 667 88 ' ' `` 43963 667 89 things thing NNS 43963 667 90 are be VBP 43963 667 91 not not RB 43963 667 92 what what WP 43963 667 93 they -PRON- PRP 43963 667 94 seem seem VBP 43963 667 95 . . . 43963 667 96 ' ' '' 43963 668 1 CHAPTER chapter NN 43963 668 2 VIII viii NN 43963 668 3 . . . 43963 669 1 GEOLOGICAL GEOLOGICAL NNP 43963 669 2 MAPS MAPS NNP 43963 669 3 AND and CC 43963 669 4 SECTIONS section NNS 43963 669 5 . . . 43963 670 1 The the DT 43963 670 2 writer writer NN 43963 670 3 does do VBZ 43963 670 4 not not RB 43963 670 5 propose propose VB 43963 670 6 to to TO 43963 670 7 give give VB 43963 670 8 an an DT 43963 670 9 account account NN 43963 670 10 of of IN 43963 670 11 the the DT 43963 670 12 intricacies intricacy NNS 43963 670 13 of of IN 43963 670 14 geological geological JJ 43963 670 15 mapping mapping NN 43963 670 16 , , , 43963 670 17 for for IN 43963 670 18 their -PRON- PRP$ 43963 670 19 right right JJ 43963 670 20 consideration consideration NN 43963 670 21 requires require VBZ 43963 670 22 a a DT 43963 670 23 separate separate JJ 43963 670 24 treatise[22 treatise[22 NN 43963 670 25 ] ] -RRB- 43963 670 26 ; ; : 43963 670 27 all all DT 43963 670 28 he -PRON- PRP 43963 670 29 desires desire VBZ 43963 670 30 is be VBZ 43963 670 31 to to TO 43963 670 32 call call VB 43963 670 33 attention attention NN 43963 670 34 to to IN 43963 670 35 some some DT 43963 670 36 of of IN 43963 670 37 the the DT 43963 670 38 uses use NNS 43963 670 39 of of IN 43963 670 40 geological geological JJ 43963 670 41 maps map NNS 43963 670 42 as as IN 43963 670 43 a a DT 43963 670 44 means means NN 43963 670 45 of of IN 43963 670 46 conveying convey VBG 43963 670 47 information information NN 43963 670 48 . . . 43963 671 1 A a DT 43963 671 2 geological geological JJ 43963 671 3 map map NN 43963 671 4 may may MD 43963 671 5 be be VB 43963 671 6 looked look VBN 43963 671 7 upon upon IN 43963 671 8 as as IN 43963 671 9 an an DT 43963 671 10 attempt attempt NN 43963 671 11 to to TO 43963 671 12 express express VB 43963 671 13 as as RB 43963 671 14 far far RB 43963 671 15 as as IN 43963 671 16 possible possible JJ 43963 671 17 in in IN 43963 671 18 two two CD 43963 671 19 dimensions dimension NNS 43963 671 20 phenomena phenomenon NNS 43963 671 21 which which WDT 43963 671 22 possess possess VBP 43963 671 23 three three CD 43963 671 24 dimensions dimension NNS 43963 671 25 ; ; : 43963 671 26 this this DT 43963 671 27 can can MD 43963 671 28 be be VB 43963 671 29 done do VBN 43963 671 30 to to IN 43963 671 31 some some DT 43963 671 32 extent extent NN 43963 671 33 on on IN 43963 671 34 the the DT 43963 671 35 actual actual JJ 43963 671 36 surface surface NN 43963 671 37 of of IN 43963 671 38 the the DT 43963 671 39 map map NN 43963 671 40 , , , 43963 671 41 by by IN 43963 671 42 conventional conventional JJ 43963 671 43 signs sign NNS 43963 671 44 , , , 43963 671 45 still still RB 43963 671 46 more more RBR 43963 671 47 fully fully RB 43963 671 48 , , , 43963 671 49 by by IN 43963 671 50 supplementing supplement VBG 43963 671 51 the the DT 43963 671 52 map map NN 43963 671 53 with with IN 43963 671 54 sections section NNS 43963 671 55 ; ; : 43963 671 56 but but CC 43963 671 57 best good JJS 43963 671 58 of of IN 43963 671 59 all all DT 43963 671 60 by by IN 43963 671 61 a a DT 43963 671 62 geological geological JJ 43963 671 63 model model NN 43963 671 64 , , , 43963 671 65 which which WDT 43963 671 66 is be VBZ 43963 671 67 cut cut VBN 43963 671 68 across across RP 43963 671 69 in in IN 43963 671 70 various various JJ 43963 671 71 directions direction NNS 43963 671 72 in in IN 43963 671 73 order order NN 43963 671 74 to to TO 43963 671 75 show show VB 43963 671 76 the the DT 43963 671 77 underground underground JJ 43963 671 78 structure structure NN 43963 671 79 as as RB 43963 671 80 well well RB 43963 671 81 as as IN 43963 671 82 that that DT 43963 671 83 of of IN 43963 671 84 the the DT 43963 671 85 surface surface NN 43963 671 86 . . . 43963 672 1 [ [ -LRB- 43963 672 2 Footnote Footnote NNP 43963 672 3 22 22 CD 43963 672 4 : : : 43963 672 5 The the DT 43963 672 6 student student NN 43963 672 7 is be VBZ 43963 672 8 recommended recommend VBN 43963 672 9 to to TO 43963 672 10 consult consult VB 43963 672 11 in in IN 43963 672 12 particular particular JJ 43963 672 13 , , , 43963 672 14 Appendix Appendix NNP 43963 672 15 I. I. NNP 43963 673 1 " " `` 43963 673 2 On on IN 43963 673 3 Geological Geological NNP 43963 673 4 Surveying Surveying NNP 43963 673 5 " " '' 43963 673 6 in in IN 43963 673 7 _ _ NNP 43963 673 8 The the DT 43963 673 9 Student Student NNP 43963 673 10 's 's POS 43963 673 11 Manual Manual NNP 43963 673 12 of of IN 43963 673 13 Geology Geology NNP 43963 673 14 _ _ NNP 43963 673 15 , , , 43963 673 16 by by IN 43963 673 17 J. J. NNP 43963 674 1 B. B. NNP 43963 674 2 Jukes Jukes NNP 43963 674 3 ( ( -LRB- 43963 674 4 Third Third NNP 43963 674 5 Edition Edition NNP 43963 674 6 , , , 43963 674 7 Edited edit VBN 43963 674 8 by by IN 43963 674 9 A. a. NN 43963 674 10 Geikie Geikie NNP 43963 674 11 ) ) -RRB- 43963 674 12 , , , 43963 674 13 p. p. NN 43963 674 14 747 747 CD 43963 674 15 , , , 43963 674 16 and and CC 43963 674 17 _ _ NNP 43963 674 18 Outlines Outlines NNPS 43963 674 19 of of IN 43963 674 20 Field Field NNP 43963 674 21 Geology Geology NNP 43963 674 22 _ _ NNP 43963 674 23 , , , 43963 674 24 by by IN 43963 674 25 Sir Sir NNP 43963 674 26 A. A. NNP 43963 674 27 Geikie Geikie NNP 43963 674 28 ( ( -LRB- 43963 674 29 Macmillan Macmillan NNP 43963 674 30 and and CC 43963 674 31 Co. Co. NNP 43963 674 32 ) ) -RRB- 43963 674 33 . . . 43963 674 34 ] ] -RRB- 43963 675 1 The the DT 43963 675 2 ordinary ordinary JJ 43963 675 3 geological geological JJ 43963 675 4 map map NN 43963 675 5 is be VBZ 43963 675 6 one one CD 43963 675 7 which which WDT 43963 675 8 shows show VBZ 43963 675 9 the the DT 43963 675 10 outcrop outcrop NN 43963 675 11 of of IN 43963 675 12 the the DT 43963 675 13 strata strata NN 43963 675 14 , , , 43963 675 15 subdivided subdivide VBD 43963 675 16 according accord VBG 43963 675 17 to to IN 43963 675 18 age age NN 43963 675 19 , , , 43963 675 20 as as IN 43963 675 21 they -PRON- PRP 43963 675 22 would would MD 43963 675 23 be be VB 43963 675 24 seen see VBN 43963 675 25 upon upon IN 43963 675 26 the the DT 43963 675 27 surface surface NN 43963 675 28 of of IN 43963 675 29 the the DT 43963 675 30 earth earth NN 43963 675 31 after after IN 43963 675 32 stripping strip VBG 43963 675 33 off off RP 43963 675 34 the the DT 43963 675 35 superficial superficial JJ 43963 675 36 accumulations accumulation NNS 43963 675 37 , , , 43963 675 38 and and CC 43963 675 39 it -PRON- PRP 43963 675 40 is be VBZ 43963 675 41 to to TO 43963 675 42 be be VB 43963 675 43 feared fear VBN 43963 675 44 that that IN 43963 675 45 the the DT 43963 675 46 term term NN 43963 675 47 ' ' POS 43963 675 48 geological geological JJ 43963 675 49 map map NN 43963 675 50 ' ' '' 43963 675 51 is be VBZ 43963 675 52 associated associate VBN 43963 675 53 in in IN 43963 675 54 the the DT 43963 675 55 minds mind NNS 43963 675 56 of of IN 43963 675 57 most most JJS 43963 675 58 students student NNS 43963 675 59 with with IN 43963 675 60 a a DT 43963 675 61 map map NN 43963 675 62 of of IN 43963 675 63 this this DT 43963 675 64 character character NN 43963 675 65 and and CC 43963 675 66 of of IN 43963 675 67 no no DT 43963 675 68 other other JJ 43963 675 69 . . . 43963 676 1 Nevertheless nevertheless RB 43963 676 2 , , , 43963 676 3 a a DT 43963 676 4 great great JJ 43963 676 5 many many JJ 43963 676 6 most most RBS 43963 676 7 important important JJ 43963 676 8 observations observation NNS 43963 676 9 other other JJ 43963 676 10 than than IN 43963 676 11 those those DT 43963 676 12 connected connect VBN 43963 676 13 with with IN 43963 676 14 the the DT 43963 676 15 order order NN 43963 676 16 of of IN 43963 676 17 succession succession NN 43963 676 18 of of IN 43963 676 19 the the DT 43963 676 20 strata stratum NNS 43963 676 21 are be VBP 43963 676 22 capable capable JJ 43963 676 23 of of IN 43963 676 24 representation representation NN 43963 676 25 upon upon IN 43963 676 26 a a DT 43963 676 27 geological geological JJ 43963 676 28 map map NN 43963 676 29 , , , 43963 676 30 and and CC 43963 676 31 the the DT 43963 676 32 possession possession NN 43963 676 33 of of IN 43963 676 34 a a DT 43963 676 35 large large JJ 43963 676 36 number number NN 43963 676 37 of of IN 43963 676 38 maps map NNS 43963 676 39 of of IN 43963 676 40 any any DT 43963 676 41 area area NN 43963 676 42 upon upon IN 43963 676 43 the the DT 43963 676 44 geology geology NN 43963 676 45 of of IN 43963 676 46 which which WDT 43963 676 47 a a DT 43963 676 48 person person NN 43963 676 49 is be VBZ 43963 676 50 engaged engage VBN 43963 676 51 -- -- : 43963 676 52 each each DT 43963 676 53 map map NN 43963 676 54 to to TO 43963 676 55 be be VB 43963 676 56 used use VBN 43963 676 57 for for IN 43963 676 58 recording record VBG 43963 676 59 observations observation NNS 43963 676 60 of of IN 43963 676 61 a a DT 43963 676 62 particular particular JJ 43963 676 63 kind kind NN 43963 676 64 -- -- : 43963 676 65 will will MD 43963 676 66 save save VB 43963 676 67 much much JJ 43963 676 68 writing writing NN 43963 676 69 in in IN 43963 676 70 note note NN 43963 676 71 - - HYPH 43963 676 72 books book NNS 43963 676 73 and and CC 43963 676 74 , , , 43963 676 75 what what WP 43963 676 76 is be VBZ 43963 676 77 of of IN 43963 676 78 more more JJR 43963 676 79 importance importance NN 43963 676 80 , , , 43963 676 81 will will MD 43963 676 82 allow allow VB 43963 676 83 him -PRON- PRP 43963 676 84 to to TO 43963 676 85 compare compare VB 43963 676 86 observations observation NNS 43963 676 87 which which WDT 43963 676 88 have have VBP 43963 676 89 been be VBN 43963 676 90 made make VBN 43963 676 91 at at IN 43963 676 92 different different JJ 43963 676 93 times time NNS 43963 676 94 at at IN 43963 676 95 a a DT 43963 676 96 glance glance NN 43963 676 97 , , , 43963 676 98 instead instead RB 43963 676 99 of of IN 43963 676 100 causing cause VBG 43963 676 101 him -PRON- PRP 43963 676 102 to to TO 43963 676 103 search search VB 43963 676 104 through through IN 43963 676 105 a a DT 43963 676 106 series series NN 43963 676 107 of of IN 43963 676 108 note note NN 43963 676 109 - - HYPH 43963 676 110 books book NNS 43963 676 111 . . . 43963 677 1 Still still RB 43963 677 2 , , , 43963 677 3 however however RB 43963 677 4 well well RB 43963 677 5 furnished furnished JJ 43963 677 6 with with IN 43963 677 7 maps map NNS 43963 677 8 , , , 43963 677 9 the the DT 43963 677 10 geologist geologist NN 43963 677 11 will will MD 43963 677 12 find find VB 43963 677 13 a a DT 43963 677 14 note note NN 43963 677 15 - - HYPH 43963 677 16 book book NN 43963 677 17 essential[23 essential[23 NNP 43963 677 18 ] ] -RRB- 43963 677 19 . . . 43963 678 1 [ [ -LRB- 43963 678 2 Footnote Footnote NNP 43963 678 3 23 23 CD 43963 678 4 : : : 43963 678 5 As as IN 43963 678 6 a a DT 43963 678 7 result result NN 43963 678 8 of of IN 43963 678 9 some some DT 43963 678 10 experience experience NN 43963 678 11 , , , 43963 678 12 the the DT 43963 678 13 writer writer NN 43963 678 14 recommends recommend VBZ 43963 678 15 every every DT 43963 678 16 student student NN 43963 678 17 to to TO 43963 678 18 acquire acquire VB 43963 678 19 some some DT 43963 678 20 skill skill NN 43963 678 21 in in IN 43963 678 22 the the DT 43963 678 23 use use NN 43963 678 24 of of IN 43963 678 25 the the DT 43963 678 26 pencil pencil NN 43963 678 27 , , , 43963 678 28 and and CC 43963 678 29 if if IN 43963 678 30 to to IN 43963 678 31 such such PDT 43963 678 32 a a DT 43963 678 33 degree degree NN 43963 678 34 that that IN 43963 678 35 he -PRON- PRP 43963 678 36 can can MD 43963 678 37 combine combine VB 43963 678 38 artistic artistic JJ 43963 678 39 effect effect NN 43963 678 40 with with IN 43963 678 41 accuracy accuracy NN 43963 678 42 , , , 43963 678 43 so so RB 43963 678 44 much much RB 43963 678 45 the the DT 43963 678 46 better well JJR 43963 678 47 . . . 43963 679 1 An an DT 43963 679 2 acquaintance acquaintance NN 43963 679 3 with with IN 43963 679 4 photography photography NN 43963 679 5 is be VBZ 43963 679 6 invaluable invaluable JJ 43963 679 7 : : : 43963 679 8 often often RB 43963 679 9 the the DT 43963 679 10 possession possession NN 43963 679 11 of of IN 43963 679 12 a a DT 43963 679 13 camera camera NN 43963 679 14 would would MD 43963 679 15 enable enable VB 43963 679 16 a a DT 43963 679 17 section section NN 43963 679 18 to to TO 43963 679 19 be be VB 43963 679 20 recorded record VBN 43963 679 21 , , , 43963 679 22 which which WDT 43963 679 23 is be VBZ 43963 679 24 otherwise otherwise RB 43963 679 25 lost lose VBN 43963 679 26 to to IN 43963 679 27 science science NN 43963 679 28 . . . 43963 679 29 ] ] -RRB- 43963 680 1 The the DT 43963 680 2 earliest early JJS 43963 680 3 geological geological JJ 43963 680 4 maps map NNS 43963 680 5 represented represent VBD 43963 680 6 the the DT 43963 680 7 variations variation NNS 43963 680 8 in in IN 43963 680 9 the the DT 43963 680 10 surface surface NN 43963 680 11 soils soil NNS 43963 680 12 , , , 43963 680 13 or or CC 43963 680 14 at at IN 43963 680 15 most most JJS 43963 680 16 the the DT 43963 680 17 general general JJ 43963 680 18 lithological lithological JJ 43963 680 19 characters character NNS 43963 680 20 of of IN 43963 680 21 the the DT 43963 680 22 rocks rock NNS 43963 680 23 which which WDT 43963 680 24 by by IN 43963 680 25 their -PRON- PRP$ 43963 680 26 decay decay NN 43963 680 27 furnished furnish VBD 43963 680 28 the the DT 43963 680 29 materials material NNS 43963 680 30 for for IN 43963 680 31 the the DT 43963 680 32 soils soil NNS 43963 680 33 . . . 43963 681 1 We -PRON- PRP 43963 681 2 have have VBP 43963 681 3 seen see VBN 43963 681 4 that that IN 43963 681 5 the the DT 43963 681 6 first first JJ 43963 681 7 chronological chronological JJ 43963 681 8 map map NN 43963 681 9 was be VBD 43963 681 10 due due JJ 43963 681 11 to to IN 43963 681 12 William William NNP 43963 681 13 Smith Smith NNP 43963 681 14 , , , 43963 681 15 and and CC 43963 681 16 most most RBS 43963 681 17 subsequent subsequent JJ 43963 681 18 English english JJ 43963 681 19 geological geological JJ 43963 681 20 maps map NNS 43963 681 21 have have VBP 43963 681 22 been be VBN 43963 681 23 based base VBN 43963 681 24 upon upon IN 43963 681 25 his -PRON- PRP$ 43963 681 26 map map NN 43963 681 27 of of IN 43963 681 28 the the DT 43963 681 29 strata strata NN 43963 681 30 of of IN 43963 681 31 England England NNP 43963 681 32 and and CC 43963 681 33 Wales Wales NNP 43963 681 34 . . . 43963 682 1 The the DT 43963 682 2 order order NN 43963 682 3 of of IN 43963 682 4 succession succession NN 43963 682 5 of of IN 43963 682 6 the the DT 43963 682 7 strata strata NN 43963 682 8 is be VBZ 43963 682 9 represented represent VBN 43963 682 10 in in IN 43963 682 11 these these DT 43963 682 12 maps map NNS 43963 682 13 to to IN 43963 682 14 some some DT 43963 682 15 extent extent NN 43963 682 16 by by IN 43963 682 17 the the DT 43963 682 18 use use NN 43963 682 19 of of IN 43963 682 20 arrows arrow NNS 43963 682 21 to to TO 43963 682 22 indicate indicate VB 43963 682 23 the the DT 43963 682 24 direction direction NN 43963 682 25 of of IN 43963 682 26 dip dip NN 43963 682 27 of of IN 43963 682 28 the the DT 43963 682 29 strata strata NN 43963 682 30 , , , 43963 682 31 though though IN 43963 682 32 this this DT 43963 682 33 is be VBZ 43963 682 34 not not RB 43963 682 35 an an DT 43963 682 36 unerring unerring JJ 43963 682 37 guide guide NN 43963 682 38 where where WRB 43963 682 39 strata strata NN 43963 682 40 are be VBP 43963 682 41 reversed reverse VBN 43963 682 42 , , , 43963 682 43 and and CC 43963 682 44 accordingly accordingly RB 43963 682 45 the the DT 43963 682 46 addition addition NN 43963 682 47 of of IN 43963 682 48 a a DT 43963 682 49 legend legend NN 43963 682 50 at at IN 43963 682 51 the the DT 43963 682 52 side side NN 43963 682 53 of of IN 43963 682 54 the the DT 43963 682 55 map map NN 43963 682 56 may may MD 43963 682 57 be be VB 43963 682 58 looked look VBN 43963 682 59 upon upon IN 43963 682 60 as as RB 43963 682 61 essential essential JJ 43963 682 62 to to IN 43963 682 63 the the DT 43963 682 64 correct correct JJ 43963 682 65 understanding understanding NN 43963 682 66 of of IN 43963 682 67 the the DT 43963 682 68 map map NN 43963 682 69 itself -PRON- PRP 43963 682 70 . . . 43963 683 1 The the DT 43963 683 2 legend legend NN 43963 683 3 is be VBZ 43963 683 4 usually usually RB 43963 683 5 in in IN 43963 683 6 the the DT 43963 683 7 form form NN 43963 683 8 of of IN 43963 683 9 a a DT 43963 683 10 section section NN 43963 683 11 of of IN 43963 683 12 a a DT 43963 683 13 column column NN 43963 683 14 , , , 43963 683 15 the the DT 43963 683 16 strata strata NN 43963 683 17 being be VBG 43963 683 18 arranged arrange VBN 43963 683 19 in in IN 43963 683 20 right right JJ 43963 683 21 order order NN 43963 683 22 , , , 43963 683 23 the the DT 43963 683 24 oldest old JJS 43963 683 25 at at IN 43963 683 26 the the DT 43963 683 27 base base NN 43963 683 28 and and CC 43963 683 29 the the DT 43963 683 30 newest new JJS 43963 683 31 at at IN 43963 683 32 the the DT 43963 683 33 summit summit NN 43963 683 34 , , , 43963 683 35 the the DT 43963 683 36 colours colour NNS 43963 683 37 by by IN 43963 683 38 which which WDT 43963 683 39 the the DT 43963 683 40 strata stratum NNS 43963 683 41 are be VBP 43963 683 42 indicated indicate VBN 43963 683 43 being be VBG 43963 683 44 similar similar JJ 43963 683 45 to to IN 43963 683 46 those those DT 43963 683 47 placed place VBN 43963 683 48 upon upon IN 43963 683 49 the the DT 43963 683 50 map map NN 43963 683 51 . . . 43963 684 1 Other other JJ 43963 684 2 information information NN 43963 684 3 besides besides IN 43963 684 4 the the DT 43963 684 5 mere mere JJ 43963 684 6 order order NN 43963 684 7 of of IN 43963 684 8 succession succession NN 43963 684 9 of of IN 43963 684 10 the the DT 43963 684 11 strata strata NN 43963 684 12 may may MD 43963 684 13 appear appear VB 43963 684 14 in in IN 43963 684 15 the the DT 43963 684 16 legend legend NN 43963 684 17 ; ; : 43963 684 18 thus thus RB 43963 684 19 their -PRON- PRP$ 43963 684 20 relative relative JJ 43963 684 21 and and CC 43963 684 22 actual actual JJ 43963 684 23 thicknesses thickness NNS 43963 684 24 can can MD 43963 684 25 be be VB 43963 684 26 indicated indicate VBN 43963 684 27 if if IN 43963 684 28 the the DT 43963 684 29 column column NN 43963 684 30 is be VBZ 43963 684 31 drawn draw VBN 43963 684 32 to to IN 43963 684 33 some some DT 43963 684 34 definite definite JJ 43963 684 35 scale scale NN 43963 684 36 , , , 43963 684 37 and and CC 43963 684 38 a a DT 43963 684 39 brief brief JJ 43963 684 40 description description NN 43963 684 41 of of IN 43963 684 42 the the DT 43963 684 43 lithological lithological JJ 43963 684 44 characters character NNS 43963 684 45 of of IN 43963 684 46 the the DT 43963 684 47 rocks rock NNS 43963 684 48 may may MD 43963 684 49 well well RB 43963 684 50 be be VB 43963 684 51 appended append VBN 43963 684 52 to to IN 43963 684 53 the the DT 43963 684 54 side side NN 43963 684 55 of of IN 43963 684 56 the the DT 43963 684 57 column column NN 43963 684 58 . . . 43963 685 1 On on IN 43963 685 2 the the DT 43963 685 3 actual actual JJ 43963 685 4 maps map NNS 43963 685 5 it -PRON- PRP 43963 685 6 is be VBZ 43963 685 7 customary customary JJ 43963 685 8 to to TO 43963 685 9 exhibit exhibit VB 43963 685 10 the the DT 43963 685 11 outcrop outcrop NN 43963 685 12 of of IN 43963 685 13 the the DT 43963 685 14 junctions junction NNS 43963 685 15 of of IN 43963 685 16 all all DT 43963 685 17 igneous igneous JJ 43963 685 18 rocks rock NNS 43963 685 19 as as RB 43963 685 20 well well RB 43963 685 21 as as IN 43963 685 22 of of IN 43963 685 23 the the DT 43963 685 24 sedimentary sedimentary JJ 43963 685 25 ones one NNS 43963 685 26 : : : 43963 685 27 the the DT 43963 685 28 nature nature NN 43963 685 29 of of IN 43963 685 30 the the DT 43963 685 31 metamorphism metamorphism NN 43963 685 32 which which WDT 43963 685 33 sedimentary sedimentary JJ 43963 685 34 rocks rock NNS 43963 685 35 have have VBP 43963 685 36 undergone undergo VBN 43963 685 37 at at IN 43963 685 38 the the DT 43963 685 39 contact contact NN 43963 685 40 with with IN 43963 685 41 igneous igneous JJ 43963 685 42 ones one NNS 43963 685 43 may may MD 43963 685 44 be be VB 43963 685 45 and and CC 43963 685 46 often often RB 43963 685 47 is be VBZ 43963 685 48 indicated indicate VBN 43963 685 49 by by IN 43963 685 50 suitable suitable JJ 43963 685 51 signs sign NNS 43963 685 52 ; ; : 43963 685 53 the the DT 43963 685 54 position position NN 43963 685 55 of of IN 43963 685 56 faults fault NNS 43963 685 57 is be VBZ 43963 685 58 shown show VBN 43963 685 59 , , , 43963 685 60 and and CC 43963 685 61 often often RB 43963 685 62 also also RB 43963 685 63 that that DT 43963 685 64 of of IN 43963 685 65 metalliferous metalliferous JJ 43963 685 66 veins vein NNS 43963 685 67 , , , 43963 685 68 the the DT 43963 685 69 nature nature NN 43963 685 70 of of IN 43963 685 71 the the DT 43963 685 72 ore ore NN 43963 685 73 in in IN 43963 685 74 the the DT 43963 685 75 latter latter JJ 43963 685 76 being be VBG 43963 685 77 further further RB 43963 685 78 indicated indicate VBN 43963 685 79 in in IN 43963 685 80 some some DT 43963 685 81 suitable suitable JJ 43963 685 82 manner manner NN 43963 685 83 , , , 43963 685 84 as as IN 43963 685 85 by by IN 43963 685 86 giving give VBG 43963 685 87 the the DT 43963 685 88 recognised recognise VBN 43963 685 89 symbol symbol NN 43963 685 90 for for IN 43963 685 91 the the DT 43963 685 92 metal metal NN 43963 685 93 ; ; : 43963 685 94 and and CC 43963 685 95 in in IN 43963 685 96 many many JJ 43963 685 97 maps map NNS 43963 685 98 an an DT 43963 685 99 attempt attempt NN 43963 685 100 is be VBZ 43963 685 101 made make VBN 43963 685 102 to to TO 43963 685 103 show show VB 43963 685 104 the the DT 43963 685 105 variations variation NNS 43963 685 106 in in IN 43963 685 107 dip dip NN 43963 685 108 and and CC 43963 685 109 strike strike NN 43963 685 110 of of IN 43963 685 111 the the DT 43963 685 112 cleavage cleavage NN 43963 685 113 - - HYPH 43963 685 114 planes plane NNS 43963 685 115 . . . 43963 686 1 The the DT 43963 686 2 Geological Geological NNP 43963 686 3 Survey Survey NNP 43963 686 4 of of IN 43963 686 5 the the DT 43963 686 6 United United NNP 43963 686 7 Kingdom Kingdom NNP 43963 686 8 publishes publish VBZ 43963 686 9 two two CD 43963 686 10 sets set NNS 43963 686 11 of of IN 43963 686 12 maps map NNS 43963 686 13 , , , 43963 686 14 one one CD 43963 686 15 showing show VBG 43963 686 16 the the DT 43963 686 17 ' ' `` 43963 686 18 solid solid JJ 43963 686 19 geology geology NN 43963 686 20 ' ' '' 43963 686 21 and and CC 43963 686 22 the the DT 43963 686 23 other other JJ 43963 686 24 the the DT 43963 686 25 ' ' `` 43963 686 26 superficial superficial JJ 43963 686 27 geology geology NN 43963 686 28 . . . 43963 686 29 ' ' '' 43963 687 1 It -PRON- PRP 43963 687 2 is be VBZ 43963 687 3 easier easy JJR 43963 687 4 to to TO 43963 687 5 understand understand VB 43963 687 6 these these DT 43963 687 7 terms term NNS 43963 687 8 than than IN 43963 687 9 to to TO 43963 687 10 define define VB 43963 687 11 them -PRON- PRP 43963 687 12 , , , 43963 687 13 for for IN 43963 687 14 in in IN 43963 687 15 Britain Britain NNP 43963 687 16 there there EX 43963 687 17 is be VBZ 43963 687 18 a a DT 43963 687 19 sharp sharp JJ 43963 687 20 line line NN 43963 687 21 between between IN 43963 687 22 the the DT 43963 687 23 two two CD 43963 687 24 everywhere everywhere RB 43963 687 25 except except IN 43963 687 26 near near IN 43963 687 27 Cromer Cromer NNP 43963 687 28 . . . 43963 688 1 The the DT 43963 688 2 maps map NNS 43963 688 3 showing show VBG 43963 688 4 the the DT 43963 688 5 superficial superficial JJ 43963 688 6 geology geology NN 43963 688 7 represent represent NN 43963 688 8 gravels gravel NNS 43963 688 9 , , , 43963 688 10 glacial glacial JJ 43963 688 11 drifts drift NNS 43963 688 12 and and CC 43963 688 13 other other JJ 43963 688 14 incoherent incoherent JJ 43963 688 15 accumulations accumulation NNS 43963 688 16 of of IN 43963 688 17 geologically geologically RB 43963 688 18 recent recent JJ 43963 688 19 origin origin NN 43963 688 20 , , , 43963 688 21 which which WDT 43963 688 22 to to IN 43963 688 23 a a DT 43963 688 24 greater great JJR 43963 688 25 or or CC 43963 688 26 less less RBR 43963 688 27 extent extent NN 43963 688 28 mask mask VB 43963 688 29 the the DT 43963 688 30 strata strata NN 43963 688 31 below below IN 43963 688 32 which which WDT 43963 688 33 are be VBP 43963 688 34 usually usually RB 43963 688 35 composed compose VBN 43963 688 36 of of IN 43963 688 37 more more JJR 43963 688 38 or or CC 43963 688 39 less less RBR 43963 688 40 solidified solidify VBN 43963 688 41 material material NN 43963 688 42 . . . 43963 689 1 The the DT 43963 689 2 maps map NNS 43963 689 3 showing show VBG 43963 689 4 the the DT 43963 689 5 solid solid JJ 43963 689 6 geology geology NN 43963 689 7 display display NN 43963 689 8 the the DT 43963 689 9 outcrops outcrop NNS 43963 689 10 of of IN 43963 689 11 these these DT 43963 689 12 strata stratum NNS 43963 689 13 , , , 43963 689 14 though though IN 43963 689 15 it -PRON- PRP 43963 689 16 is be VBZ 43963 689 17 usual usual JJ 43963 689 18 to to TO 43963 689 19 insert insert VB 43963 689 20 alluvium alluvium NN 43963 689 21 upon upon IN 43963 689 22 these these DT 43963 689 23 maps map NNS 43963 689 24 , , , 43963 689 25 as as IN 43963 689 26 it -PRON- PRP 43963 689 27 is be VBZ 43963 689 28 often often RB 43963 689 29 impossible impossible JJ 43963 689 30 to to TO 43963 689 31 trace trace VB 43963 689 32 the the DT 43963 689 33 junction junction NN 43963 689 34 - - HYPH 43963 689 35 lines line NNS 43963 689 36 of of IN 43963 689 37 the the DT 43963 689 38 strata strata NN 43963 689 39 below below IN 43963 689 40 it -PRON- PRP 43963 689 41 . . . 43963 690 1 Attention attention NN 43963 690 2 has have VBZ 43963 690 3 already already RB 43963 690 4 been be VBN 43963 690 5 directed direct VBN 43963 690 6 to to IN 43963 690 7 the the DT 43963 690 8 fact fact NN 43963 690 9 that that IN 43963 690 10 these these DT 43963 690 11 maps map NNS 43963 690 12 of of IN 43963 690 13 solid solid JJ 43963 690 14 geology geology NN 43963 690 15 , , , 43963 690 16 though though IN 43963 690 17 chronological chronological JJ 43963 690 18 , , , 43963 690 19 that that RB 43963 690 20 is is RB 43963 690 21 , , , 43963 690 22 having have VBG 43963 690 23 the the DT 43963 690 24 strata strata NN 43963 690 25 represented represent VBN 43963 690 26 according accord VBG 43963 690 27 to to IN 43963 690 28 age age NN 43963 690 29 , , , 43963 690 30 are be VBP 43963 690 31 founded found VBN 43963 690 32 largely largely RB 43963 690 33 upon upon IN 43963 690 34 lithological lithological JJ 43963 690 35 differences difference NNS 43963 690 36 , , , 43963 690 37 rather rather RB 43963 690 38 than than IN 43963 690 39 upon upon IN 43963 690 40 included included JJ 43963 690 41 organisms organism NNS 43963 690 42 ; ; : 43963 690 43 and and CC 43963 690 44 it -PRON- PRP 43963 690 45 has have VBZ 43963 690 46 been be VBN 43963 690 47 stated state VBN 43963 690 48 that that IN 43963 690 49 for for IN 43963 690 50 theoretical theoretical JJ 43963 690 51 purposes purpose NNS 43963 690 52 two two CD 43963 690 53 sets set NNS 43963 690 54 of of IN 43963 690 55 chronological chronological JJ 43963 690 56 maps map NNS 43963 690 57 , , , 43963 690 58 one one CD 43963 690 59 founded found VBN 43963 690 60 upon upon IN 43963 690 61 lithological lithological JJ 43963 690 62 differences difference NNS 43963 690 63 , , , 43963 690 64 the the DT 43963 690 65 other other JJ 43963 690 66 upon upon IN 43963 690 67 difference difference NN 43963 690 68 of of IN 43963 690 69 fossil fossil JJ 43963 690 70 organisms organism NNS 43963 690 71 , , , 43963 690 72 would would MD 43963 690 73 be be VB 43963 690 74 extremely extremely RB 43963 690 75 valuable valuable JJ 43963 690 76 . . . 43963 691 1 Other other JJ 43963 691 2 phenomena phenomenon NNS 43963 691 3 are be VBP 43963 691 4 often often RB 43963 691 5 best well RBS 43963 691 6 represented represent VBN 43963 691 7 upon upon IN 43963 691 8 separate separate JJ 43963 691 9 maps map NNS 43963 691 10 , , , 43963 691 11 for for CC 43963 691 12 if if IN 43963 691 13 all all DT 43963 691 14 observations observation NNS 43963 691 15 are be VBP 43963 691 16 crowded crowd VBN 43963 691 17 upon upon IN 43963 691 18 one one CD 43963 691 19 map map NN 43963 691 20 the the DT 43963 691 21 result result NN 43963 691 22 will will MD 43963 691 23 be be VB 43963 691 24 very very RB 43963 691 25 confusing confusing JJ 43963 691 26 . . . 43963 692 1 Special special JJ 43963 692 2 glacial glacial JJ 43963 692 3 maps map NNS 43963 692 4 showing show VBG 43963 692 5 the the DT 43963 692 6 contour contour NN 43963 692 7 of of IN 43963 692 8 the the DT 43963 692 9 country country NN 43963 692 10 , , , 43963 692 11 with with IN 43963 692 12 the the DT 43963 692 13 portions portion NNS 43963 692 14 between between IN 43963 692 15 the the DT 43963 692 16 contour contour NN 43963 692 17 lines line NNS 43963 692 18 coloured colour VBN 43963 692 19 differently differently RB 43963 692 20 according accord VBG 43963 692 21 to to IN 43963 692 22 altitude altitude NN 43963 692 23 , , , 43963 692 24 say say VBP 43963 692 25 the the DT 43963 692 26 country country NN 43963 692 27 between between IN 43963 692 28 sea sea NN 43963 692 29 - - HYPH 43963 692 30 level level NN 43963 692 31 and and CC 43963 692 32 500 500 CD 43963 692 33 feet foot NNS 43963 692 34 light light JJ 43963 692 35 green green JJ 43963 692 36 , , , 43963 692 37 that that IN 43963 692 38 between between IN 43963 692 39 500 500 CD 43963 692 40 and and CC 43963 692 41 1000 1000 CD 43963 692 42 dark dark JJ 43963 692 43 green green NN 43963 692 44 , , , 43963 692 45 that that IN 43963 692 46 between between IN 43963 692 47 1000 1000 CD 43963 692 48 and and CC 43963 692 49 1500 1500 CD 43963 692 50 light light NNP 43963 692 51 brown brown NNP 43963 692 52 and and CC 43963 692 53 so so RB 43963 692 54 on on RB 43963 692 55 , , , 43963 692 56 exhibiting exhibit VBG 43963 692 57 the the DT 43963 692 58 direction direction NN 43963 692 59 of of IN 43963 692 60 all all DT 43963 692 61 observed observe VBN 43963 692 62 glacial glacial JJ 43963 692 63 striae striae NN 43963 692 64 , , , 43963 692 65 the the DT 43963 692 66 distribution distribution NN 43963 692 67 of of IN 43963 692 68 boulders boulder NNS 43963 692 69 so so RB 43963 692 70 far far RB 43963 692 71 as as IN 43963 692 72 it -PRON- PRP 43963 692 73 is be VBZ 43963 692 74 possible possible JJ 43963 692 75 , , , 43963 692 76 and and CC 43963 692 77 any any DT 43963 692 78 other other JJ 43963 692 79 glacial glacial JJ 43963 692 80 phenomena phenomenon NNS 43963 692 81 which which WDT 43963 692 82 can can MD 43963 692 83 be be VB 43963 692 84 noted note VBN 43963 692 85 upon upon IN 43963 692 86 the the DT 43963 692 87 map map NN 43963 692 88 , , , 43963 692 89 will will MD 43963 692 90 be be VB 43963 692 91 valuable valuable JJ 43963 692 92 to to IN 43963 692 93 the the DT 43963 692 94 student student NN 43963 692 95 of of IN 43963 692 96 glaciation[24 glaciation[24 NNP 43963 692 97 ] ] -RRB- 43963 692 98 . . . 43963 693 1 [ [ -LRB- 43963 693 2 Footnote Footnote NNP 43963 693 3 24 24 CD 43963 693 4 : : : 43963 693 5 For for IN 43963 693 6 examples example NNS 43963 693 7 see see VBP 43963 693 8 Tiddeman Tiddeman NNP 43963 693 9 , , , 43963 693 10 R. R. NNP 43963 693 11 H. H. NNP 43963 693 12 , , , 43963 693 13 " " `` 43963 693 14 Evidence evidence NN 43963 693 15 for for IN 43963 693 16 the the DT 43963 693 17 Ice Ice NNP 43963 693 18 - - HYPH 43963 693 19 Sheet Sheet NNP 43963 693 20 in in IN 43963 693 21 North North NNP 43963 693 22 Lancashire Lancashire NNP 43963 693 23 and and CC 43963 693 24 the the DT 43963 693 25 adjacent adjacent JJ 43963 693 26 parts part NNS 43963 693 27 of of IN 43963 693 28 Yorkshire Yorkshire NNP 43963 693 29 and and CC 43963 693 30 Westmorland Westmorland NNP 43963 693 31 , , , 43963 693 32 " " '' 43963 693 33 _ _ NNP 43963 693 34 Quart Quart NNP 43963 693 35 . . . 43963 694 1 Journ Journ NNP 43963 694 2 . . . 43963 695 1 Geol Geol NNP 43963 695 2 . . . 43963 696 1 Soc Soc NNP 43963 696 2 . . . 43963 696 3 _ _ NNP 43963 696 4 , , , 43963 696 5 vol vol NNP 43963 696 6 . . . 43963 697 1 XXVIII XXVIII NNP 43963 697 2 . . . 43963 698 1 pl pl XX 43963 698 2 . . . 43963 699 1 XXX XXX NNP 43963 699 2 . . NNP 43963 699 3 , , , 43963 699 4 and and CC 43963 699 5 Goodchild Goodchild NNP 43963 699 6 , , , 43963 699 7 J. J. NNP 43963 699 8 G. G. NNP 43963 699 9 , , , 43963 699 10 " " `` 43963 699 11 Glacial Glacial NNP 43963 699 12 Phenomena Phenomena NNP 43963 699 13 of of IN 43963 699 14 the the DT 43963 699 15 Eden Eden NNP 43963 699 16 Valley Valley NNP 43963 699 17 " " '' 43963 699 18 & & CC 43963 699 19 c. c. NNP 43963 699 20 , , , 43963 699 21 _ _ NNP 43963 699 22 Quart Quart NNP 43963 699 23 . . . 43963 700 1 Journ Journ NNP 43963 700 2 . . . 43963 701 1 Geol Geol NNP 43963 701 2 . . . 43963 702 1 Soc Soc NNP 43963 702 2 . . . 43963 702 3 _ _ NNP 43963 702 4 , , , 43963 702 5 vol vol NNP 43963 702 6 . . . 43963 703 1 XXXI XXXI NNP 43963 703 2 . . . 43963 704 1 pl pl XX 43963 704 2 . . . 43963 705 1 II ii CD 43963 705 2 . . . 43963 706 1 ; ; : 43963 706 2 and and CC 43963 706 3 for for IN 43963 706 4 a a DT 43963 706 5 map map NN 43963 706 6 of of IN 43963 706 7 distribution distribution NN 43963 706 8 of of IN 43963 706 9 boulders boulder NNS 43963 706 10 , , , 43963 706 11 Ward Ward NNP 43963 706 12 , , , 43963 706 13 J. J. NNP 43963 706 14 C. C. NNP 43963 706 15 , , , 43963 706 16 " " `` 43963 706 17 Geology Geology NNP 43963 706 18 of of IN 43963 706 19 the the DT 43963 706 20 Northern Northern NNP 43963 706 21 Part Part NNP 43963 706 22 of of IN 43963 706 23 the the DT 43963 706 24 English English NNP 43963 706 25 Lake Lake NNP 43963 706 26 District District NNP 43963 706 27 " " '' 43963 706 28 ( ( -LRB- 43963 706 29 _ _ NNP 43963 706 30 Mem Mem NNP 43963 706 31 . . . 43963 707 1 Geol Geol NNP 43963 707 2 . . . 43963 708 1 Survey Survey NNP 43963 708 2 _ _ NNP 43963 708 3 ) ) -RRB- 43963 708 4 , , , 43963 708 5 pl pl NNP 43963 708 6 . . . 43963 709 1 IV IV NNP 43963 709 2 . . . 43963 709 3 ] ] -RRB- 43963 710 1 Various various JJ 43963 710 2 structural structural JJ 43963 710 3 features feature NNS 43963 710 4 may may MD 43963 710 5 be be VB 43963 710 6 well well RB 43963 710 7 displayed display VBN 43963 710 8 on on IN 43963 710 9 separate separate JJ 43963 710 10 maps map NNS 43963 710 11 . . . 43963 711 1 The the DT 43963 711 2 trend trend NN 43963 711 3 of of IN 43963 711 4 the the DT 43963 711 5 axes axis NNS 43963 711 6 of of IN 43963 711 7 folds fold NNS 43963 711 8 will will MD 43963 711 9 be be VB 43963 711 10 useful useful JJ 43963 711 11 , , , 43963 711 12 and and CC 43963 711 13 may may MD 43963 711 14 be be VB 43963 711 15 accompanied accompany VBN 43963 711 16 by by IN 43963 711 17 other other JJ 43963 711 18 information information NN 43963 711 19 of of IN 43963 711 20 cognate cognate NN 43963 711 21 character[25 character[25 NNP 43963 711 22 ] ] -RRB- 43963 711 23 ; ; : 43963 711 24 maps map NNS 43963 711 25 of of IN 43963 711 26 the the DT 43963 711 27 distribution distribution NN 43963 711 28 of of IN 43963 711 29 joint joint JJ 43963 711 30 planes plane NNS 43963 711 31 may may MD 43963 711 32 be be VB 43963 711 33 given give VBN 43963 711 34 in in IN 43963 711 35 combination combination NN 43963 711 36 with with IN 43963 711 37 those those DT 43963 711 38 showing show VBG 43963 711 39 the the DT 43963 711 40 folding folding NN 43963 711 41 of of IN 43963 711 42 the the DT 43963 711 43 strata strata NN 43963 711 44 if if IN 43963 711 45 it -PRON- PRP 43963 711 46 be be VB 43963 711 47 desired desire VBN 43963 711 48 to to TO 43963 711 49 exhibit exhibit VB 43963 711 50 the the DT 43963 711 51 relationship relationship NN 43963 711 52 between between IN 43963 711 53 these these DT 43963 711 54 ; ; : 43963 711 55 or or CC 43963 711 56 with with IN 43963 711 57 the the DT 43963 711 58 physical physical JJ 43963 711 59 features feature NNS 43963 711 60 of of IN 43963 711 61 the the DT 43963 711 62 country country NN 43963 711 63 , , , 43963 711 64 if if IN 43963 711 65 the the DT 43963 711 66 dependence dependence NN 43963 711 67 of of IN 43963 711 68 physical physical JJ 43963 711 69 features feature NNS 43963 711 70 upon upon IN 43963 711 71 joint joint JJ 43963 711 72 structure structure NN 43963 711 73 be be VBP 43963 711 74 under under IN 43963 711 75 consideration[26 consideration[26 NNP 43963 711 76 ] ] -RRB- 43963 711 77 . . . 43963 712 1 Much much JJ 43963 712 2 information information NN 43963 712 3 concerning concern VBG 43963 712 4 cleavage cleavage NN 43963 712 5 may may MD 43963 712 6 be be VB 43963 712 7 acquired acquire VBN 43963 712 8 from from IN 43963 712 9 a a DT 43963 712 10 map map NN 43963 712 11 showing show VBG 43963 712 12 anticlinal anticlinal JJ 43963 712 13 and and CC 43963 712 14 synclinal synclinal JJ 43963 712 15 axes axis NNS 43963 712 16 of of IN 43963 712 17 cleavage[27 cleavage[27 NNP 43963 712 18 ] ] -RRB- 43963 712 19 , , , 43963 712 20 or or CC 43963 712 21 the the DT 43963 712 22 actual actual JJ 43963 712 23 strike strike NN 43963 712 24 of of IN 43963 712 25 the the DT 43963 712 26 cleavage cleavage NN 43963 712 27 over over IN 43963 712 28 different different JJ 43963 712 29 parts part NNS 43963 712 30 of of IN 43963 712 31 a a DT 43963 712 32 map map NN 43963 712 33 may may MD 43963 712 34 be be VB 43963 712 35 represented represent VBN 43963 712 36 , , , 43963 712 37 and and CC 43963 712 38 its -PRON- PRP$ 43963 712 39 relationship relationship NN 43963 712 40 to to IN 43963 712 41 the the DT 43963 712 42 geological geological JJ 43963 712 43 structure structure NN 43963 712 44 of of IN 43963 712 45 the the DT 43963 712 46 district district NN 43963 712 47 exhibited[28 exhibited[28 NNP 43963 712 48 ] ] -RRB- 43963 712 49 . . . 43963 713 1 [ [ -LRB- 43963 713 2 Footnote Footnote NNP 43963 713 3 25 25 CD 43963 713 4 : : : 43963 713 5 See see VB 43963 713 6 Bertrand Bertrand NNP 43963 713 7 , , , 43963 713 8 M. M. NNP 43963 713 9 , , , 43963 713 10 " " `` 43963 713 11 Sur Sur NNP 43963 713 12 le le NNP 43963 713 13 Raccordement Raccordement NNP 43963 713 14 des des FW 43963 713 15 Bassins Bassins NNP 43963 713 16 Houillers Houillers NNPS 43963 713 17 du du VBP 43963 713 18 nord nord NNP 43963 713 19 de de NNP 43963 713 20 la la NNP 43963 713 21 France France NNP 43963 713 22 et et NNP 43963 713 23 du du NNP 43963 713 24 sud sud NNP 43963 713 25 de de FW 43963 713 26 l'Angleterre l'Angleterre NNP 43963 713 27 , , , 43963 713 28 " " `` 43963 713 29 _ _ NNP 43963 713 30 Annales Annales NNP 43963 713 31 des des NNP 43963 713 32 Mines Mines NNP 43963 713 33 _ _ NNP 43963 713 34 , , , 43963 713 35 Jan. January NNP 43963 713 36 1893 1893 CD 43963 713 37 , , , 43963 713 38 Plate plate NN 43963 713 39 1 1 CD 43963 713 40 . . . 43963 713 41 ] ] -RRB- 43963 714 1 [ [ -LRB- 43963 714 2 Footnote Footnote NNP 43963 714 3 26 26 CD 43963 714 4 : : : 43963 714 5 See see VB 43963 714 6 Daubrée Daubrée NNP 43963 714 7 , , , 43963 714 8 A. A. NNP 43963 714 9 , , , 43963 714 10 _ _ NNP 43963 714 11 Études Études NNP 43963 714 12 Synthétiques Synthétiques NNP 43963 714 13 de de NNP 43963 714 14 Géologie Géologie NNP 43963 714 15 Expérimentale Expérimentale NNP 43963 714 16 _ _ NNP 43963 714 17 , , , 43963 714 18 1^{ère 1^{ère CD 43963 714 19 } } -RRB- 43963 714 20 Partie Partie NNP 43963 714 21 , , , 43963 714 22 Plates Plates NNPS 43963 714 23 III.-VI III.-VI NNP 43963 714 24 . . . 43963 714 25 , , , 43963 714 26 for for IN 43963 714 27 an an DT 43963 714 28 example example NN 43963 714 29 of of IN 43963 714 30 the the DT 43963 714 31 latter latter JJ 43963 714 32 , , , 43963 714 33 which which WDT 43963 714 34 is be VBZ 43963 714 35 also also RB 43963 714 36 interesting interesting JJ 43963 714 37 as as IN 43963 714 38 showing show VBG 43963 714 39 the the DT 43963 714 40 utility utility NN 43963 714 41 of of IN 43963 714 42 a a DT 43963 714 43 map map NN 43963 714 44 on on IN 43963 714 45 transparent transparent JJ 43963 714 46 paper paper NN 43963 714 47 super super RB 43963 714 48 - - JJ 43963 714 49 posed pose VBD 43963 714 50 on on IN 43963 714 51 another another DT 43963 714 52 , , , 43963 714 53 when when WRB 43963 714 54 illustrating illustrate VBG 43963 714 55 the the DT 43963 714 56 connexion connexion NN 43963 714 57 between between IN 43963 714 58 two two CD 43963 714 59 sets set NNS 43963 714 60 of of IN 43963 714 61 structures structure NNS 43963 714 62 . . . 43963 714 63 ] ] -RRB- 43963 715 1 [ [ -LRB- 43963 715 2 Footnote Footnote NNP 43963 715 3 27 27 CD 43963 715 4 : : : 43963 715 5 Ward Ward NNP 43963 715 6 , , , 43963 715 7 J. J. NNP 43963 715 8 C. C. NNP 43963 715 9 , , , 43963 715 10 _ _ NNP 43963 715 11 Geology Geology NNP 43963 715 12 of of IN 43963 715 13 the the DT 43963 715 14 Northern Northern NNP 43963 715 15 Part Part NNP 43963 715 16 of of IN 43963 715 17 the the DT 43963 715 18 English English NNP 43963 715 19 Lake Lake NNP 43963 715 20 District District NNP 43963 715 21 _ _ NNP 43963 715 22 , , , 43963 715 23 Plate Plate NNP 43963 715 24 IX IX NNP 43963 715 25 . . . 43963 715 26 ] ] -RRB- 43963 716 1 [ [ -LRB- 43963 716 2 Footnote Footnote NNP 43963 716 3 28 28 CD 43963 716 4 : : : 43963 716 5 Harker Harker NNP 43963 716 6 , , , 43963 716 7 Alfred Alfred NNP 43963 716 8 , , , 43963 716 9 " " `` 43963 716 10 The the DT 43963 716 11 Bala Bala NNP 43963 716 12 Volcanic Volcanic NNP 43963 716 13 Series Series NNP 43963 716 14 of of IN 43963 716 15 Caernarvonshire Caernarvonshire NNP 43963 716 16 " " '' 43963 716 17 ( ( -LRB- 43963 716 18 _ _ NNP 43963 716 19 Sedgwick Sedgwick NNP 43963 716 20 Essay Essay NNP 43963 716 21 _ _ NNP 43963 716 22 for for IN 43963 716 23 1888 1888 CD 43963 716 24 ) ) -RRB- 43963 716 25 , , , 43963 716 26 Fig Fig NNP 43963 716 27 . . . 43963 717 1 5 5 CD 43963 717 2 . . . 43963 717 3 ] ] -RRB- 43963 718 1 Maps map NNS 43963 718 2 exhibiting exhibit VBG 43963 718 3 changes change NNS 43963 718 4 in in IN 43963 718 5 physical physical JJ 43963 718 6 geography geography NN 43963 718 7 appertain appertain NN 43963 718 8 to to IN 43963 718 9 the the DT 43963 718 10 geologist geologist NN 43963 718 11 as as RB 43963 718 12 well well RB 43963 718 13 as as IN 43963 718 14 to to IN 43963 718 15 the the DT 43963 718 16 geographer geographer NN 43963 718 17 . . . 43963 719 1 The the DT 43963 719 2 position position NN 43963 719 3 of of IN 43963 719 4 ancient ancient JJ 43963 719 5 beaches beach NNS 43963 719 6 , , , 43963 719 7 former former JJ 43963 719 8 lakes lake NNS 43963 719 9 , , , 43963 719 10 representation representation NN 43963 719 11 of of IN 43963 719 12 the the DT 43963 719 13 changes change NNS 43963 719 14 in in IN 43963 719 15 the the DT 43963 719 16 courses course NNS 43963 719 17 of of IN 43963 719 18 rivers river NNS 43963 719 19 and and CC 43963 719 20 kindred kindred JJ 43963 719 21 phenomena phenomenon NNS 43963 719 22 may may MD 43963 719 23 be be VB 43963 719 24 shown show VBN 43963 719 25 upon upon IN 43963 719 26 maps map NNS 43963 719 27 , , , 43963 719 28 and and CC 43963 719 29 will will MD 43963 719 30 prove prove VB 43963 719 31 useful[29 useful[29 NNP 43963 719 32 ] ] -RRB- 43963 719 33 . . . 43963 720 1 [ [ -LRB- 43963 720 2 Footnote Footnote NNP 43963 720 3 29 29 CD 43963 720 4 : : : 43963 720 5 For for IN 43963 720 6 examples example NNS 43963 720 7 of of IN 43963 720 8 maps map NNS 43963 720 9 of of IN 43963 720 10 this this DT 43963 720 11 kind kind NN 43963 720 12 , , , 43963 720 13 see see VB 43963 720 14 Kjerulf Kjerulf NNP 43963 720 15 , , , 43963 720 16 Th Th NNP 43963 720 17 . . NNP 43963 720 18 , , , 43963 720 19 _ _ NNP 43963 720 20 Die Die NNP 43963 720 21 Geologie Geologie NNP 43963 720 22 des des NNP 43963 720 23 südlichen südlichen NNP 43963 720 24 und und RP 43963 720 25 mittleren mittleren NN 43963 720 26 Norwegen Norwegen NNP 43963 720 27 _ _ NNP 43963 720 28 . . . 43963 720 29 ] ] -RRB- 43963 721 1 A a DT 43963 721 2 perusal perusal NN 43963 721 3 of of IN 43963 721 4 the the DT 43963 721 5 maps map NNS 43963 721 6 to to TO 43963 721 7 which which WDT 43963 721 8 reference reference NN 43963 721 9 has have VBZ 43963 721 10 been be VBN 43963 721 11 made make VBN 43963 721 12 above above RB 43963 721 13 will will MD 43963 721 14 give give VB 43963 721 15 the the DT 43963 721 16 student student NN 43963 721 17 some some DT 43963 721 18 notion notion NN 43963 721 19 of of IN 43963 721 20 the the DT 43963 721 21 extent extent NN 43963 721 22 to to TO 43963 721 23 which which WDT 43963 721 24 maps map NNS 43963 721 25 may may MD 43963 721 26 be be VB 43963 721 27 utilised utilise VBN 43963 721 28 to to TO 43963 721 29 represent represent VB 43963 721 30 geological geological JJ 43963 721 31 structures structure NNS 43963 721 32 , , , 43963 721 33 and and CC 43963 721 34 may may MD 43963 721 35 suggest suggest VB 43963 721 36 other other JJ 43963 721 37 methods method NNS 43963 721 38 by by IN 43963 721 39 which which WDT 43963 721 40 they -PRON- PRP 43963 721 41 may may MD 43963 721 42 be be VB 43963 721 43 utilised utilise VBN 43963 721 44 . . . 43963 722 1 A a DT 43963 722 2 geological geological JJ 43963 722 3 section section NN 43963 722 4 is be VBZ 43963 722 5 usually usually RB 43963 722 6 drawn draw VBN 43963 722 7 in in IN 43963 722 8 order order NN 43963 722 9 to to TO 43963 722 10 exhibit exhibit VB 43963 722 11 the the DT 43963 722 12 lie lie NN 43963 722 13 of of IN 43963 722 14 the the DT 43963 722 15 rocks rock NNS 43963 722 16 , , , 43963 722 17 as as IN 43963 722 18 it -PRON- PRP 43963 722 19 would would MD 43963 722 20 be be VB 43963 722 21 seen see VBN 43963 722 22 if if IN 43963 722 23 a a DT 43963 722 24 vertical vertical JJ 43963 722 25 cutting cutting NN 43963 722 26 were be VBD 43963 722 27 made make VBN 43963 722 28 in in IN 43963 722 29 that that DT 43963 722 30 part part NN 43963 722 31 of of IN 43963 722 32 the the DT 43963 722 33 earth earth NN 43963 722 34 's 's POS 43963 722 35 crust crust NN 43963 722 36 which which WDT 43963 722 37 is be VBZ 43963 722 38 under under IN 43963 722 39 consideration consideration NN 43963 722 40 . . . 43963 723 1 The the DT 43963 723 2 character character NN 43963 723 3 of of IN 43963 723 4 the the DT 43963 723 5 section section NN 43963 723 6 will will MD 43963 723 7 depend depend VB 43963 723 8 upon upon IN 43963 723 9 circumstances circumstance NNS 43963 723 10 . . . 43963 724 1 The the DT 43963 724 2 Geological Geological NNP 43963 724 3 Survey Survey NNP 43963 724 4 of of IN 43963 724 5 Great Great NNP 43963 724 6 Britain Britain NNP 43963 724 7 issues issue NNS 43963 724 8 two two CD 43963 724 9 kinds kind NNS 43963 724 10 of of IN 43963 724 11 sections section NNS 43963 724 12 which which WDT 43963 724 13 are be VBP 43963 724 14 usually usually RB 43963 724 15 spoken speak VBN 43963 724 16 of of IN 43963 724 17 as as IN 43963 724 18 vertical vertical JJ 43963 724 19 sections section NNS 43963 724 20 and and CC 43963 724 21 horizontal horizontal JJ 43963 724 22 sections section NNS 43963 724 23 , , , 43963 724 24 though though IN 43963 724 25 each each DT 43963 724 26 is be VBZ 43963 724 27 in in IN 43963 724 28 truth truth NN 43963 724 29 a a DT 43963 724 30 vertical vertical JJ 43963 724 31 section section NN 43963 724 32 ; ; : 43963 724 33 but but CC 43963 724 34 whereas whereas IN 43963 724 35 in in IN 43963 724 36 the the DT 43963 724 37 former former JJ 43963 724 38 the the DT 43963 724 39 horizontal horizontal JJ 43963 724 40 distance distance NN 43963 724 41 represented represent VBD 43963 724 42 is be VBZ 43963 724 43 small small JJ 43963 724 44 as as IN 43963 724 45 compared compare VBN 43963 724 46 with with IN 43963 724 47 the the DT 43963 724 48 thickness thickness NN 43963 724 49 of of IN 43963 724 50 the the DT 43963 724 51 strata strata NN 43963 724 52 , , , 43963 724 53 in in IN 43963 724 54 the the DT 43963 724 55 latter latter JJ 43963 724 56 the the DT 43963 724 57 rocks rock NNS 43963 724 58 of of IN 43963 724 59 a a DT 43963 724 60 considerable considerable JJ 43963 724 61 horizontal horizontal JJ 43963 724 62 extent extent NN 43963 724 63 of of IN 43963 724 64 country country NN 43963 724 65 are be VBP 43963 724 66 exhibited exhibit VBN 43963 724 67 in in IN 43963 724 68 the the DT 43963 724 69 section section NN 43963 724 70 , , , 43963 724 71 and and CC 43963 724 72 the the DT 43963 724 73 section section NN 43963 724 74 is be VBZ 43963 724 75 not not RB 43963 724 76 carried carry VBN 43963 724 77 down down RP 43963 724 78 to to IN 43963 724 79 a a DT 43963 724 80 great great JJ 43963 724 81 depth depth NN 43963 724 82 below below IN 43963 724 83 the the DT 43963 724 84 earth earth NN 43963 724 85 's 's POS 43963 724 86 surface surface NN 43963 724 87 . . . 43963 725 1 There there EX 43963 725 2 is be VBZ 43963 725 3 no no DT 43963 725 4 essential essential JJ 43963 725 5 difference difference NN 43963 725 6 between between IN 43963 725 7 the the DT 43963 725 8 two two CD 43963 725 9 kinds kind NNS 43963 725 10 of of IN 43963 725 11 section section NN 43963 725 12 , , , 43963 725 13 and and CC 43963 725 14 often often RB 43963 725 15 sections section NNS 43963 725 16 are be VBP 43963 725 17 drawn draw VBN 43963 725 18 which which WDT 43963 725 19 can can MD 43963 725 20 not not RB 43963 725 21 be be VB 43963 725 22 definitely definitely RB 43963 725 23 classed class VBN 43963 725 24 as as IN 43963 725 25 belonging belong VBG 43963 725 26 to to IN 43963 725 27 either either DT 43963 725 28 kind kind NN 43963 725 29 , , , 43963 725 30 but but CC 43963 725 31 in in IN 43963 725 32 extreme extreme JJ 43963 725 33 cases case NNS 43963 725 34 the the DT 43963 725 35 vertical vertical JJ 43963 725 36 section section NN 43963 725 37 is be VBZ 43963 725 38 a a DT 43963 725 39 representation representation NN 43963 725 40 of of IN 43963 725 41 the the DT 43963 725 42 order order NN 43963 725 43 of of IN 43963 725 44 succession succession NN 43963 725 45 as as IN 43963 725 46 it -PRON- PRP 43963 725 47 would would MD 43963 725 48 appear appear VB 43963 725 49 if if IN 43963 725 50 the the DT 43963 725 51 rocks rock NNS 43963 725 52 were be VBD 43963 725 53 horizontal horizontal JJ 43963 725 54 , , , 43963 725 55 no no RB 43963 725 56 matter matter RB 43963 725 57 how how WRB 43963 725 58 disturbed disturbed JJ 43963 725 59 they -PRON- PRP 43963 725 60 may may MD 43963 725 61 be be VB 43963 725 62 in in IN 43963 725 63 reality reality NN 43963 725 64 ; ; : 43963 725 65 whereas whereas IN 43963 725 66 the the DT 43963 725 67 horizontal horizontal JJ 43963 725 68 section section NN 43963 725 69 represents represent VBZ 43963 725 70 the the DT 43963 725 71 strata strata NN 43963 725 72 as as IN 43963 725 73 they -PRON- PRP 43963 725 74 actually actually RB 43963 725 75 occur occur VBP 43963 725 76 , , , 43963 725 77 with with IN 43963 725 78 all all PDT 43963 725 79 the the DT 43963 725 80 folds fold NNS 43963 725 81 and and CC 43963 725 82 faults fault NNS 43963 725 83 by by IN 43963 725 84 which which WDT 43963 725 85 they -PRON- PRP 43963 725 86 are be VBP 43963 725 87 affected affect VBN 43963 725 88 . . . 43963 726 1 The the DT 43963 726 2 accompanying accompanying JJ 43963 726 3 figure figure NN 43963 726 4 ( ( -LRB- 43963 726 5 Fig fig NN 43963 726 6 . . . 43963 727 1 6 6 LS 43963 727 2 ) ) -RRB- 43963 727 3 represents represent VBZ 43963 727 4 a a DT 43963 727 5 horizontal horizontal JJ 43963 727 6 section section NN 43963 727 7 on on IN 43963 727 8 the the DT 43963 727 9 left left JJ 43963 727 10 side side NN 43963 727 11 of of IN 43963 727 12 the the DT 43963 727 13 figure figure NN 43963 727 14 with with IN 43963 727 15 a a DT 43963 727 16 vertical vertical JJ 43963 727 17 section section NN 43963 727 18 of of IN 43963 727 19 the the DT 43963 727 20 same same JJ 43963 727 21 rocks rock NNS 43963 727 22 on on IN 43963 727 23 the the DT 43963 727 24 right right JJ 43963 727 25 side side NN 43963 727 26 . . . 43963 728 1 [ [ -LRB- 43963 728 2 Illustration illustration NN 43963 728 3 : : : 43963 728 4 Fig Fig NNP 43963 728 5 . . . 43963 729 1 6 6 LS 43963 729 2 . . . 43963 729 3 ] ] -RRB- 43963 730 1 Vertical vertical JJ 43963 730 2 sections section NNS 43963 730 3 are be VBP 43963 730 4 extremely extremely RB 43963 730 5 useful useful JJ 43963 730 6 when when WRB 43963 730 7 it -PRON- PRP 43963 730 8 is be VBZ 43963 730 9 desirable desirable JJ 43963 730 10 to to TO 43963 730 11 compare compare VB 43963 730 12 variations variation NNS 43963 730 13 in in IN 43963 730 14 the the DT 43963 730 15 strata strata NN 43963 730 16 over over IN 43963 730 17 wide wide JJ 43963 730 18 extents extent NNS 43963 730 19 of of IN 43963 730 20 country country NN 43963 730 21 : : : 43963 730 22 this this DT 43963 730 23 can can MD 43963 730 24 be be VB 43963 730 25 done do VBN 43963 730 26 by by IN 43963 730 27 drawing draw VBG 43963 730 28 a a DT 43963 730 29 series series NN 43963 730 30 of of IN 43963 730 31 columns column NNS 43963 730 32 of of IN 43963 730 33 the the DT 43963 730 34 strata strata NN 43963 730 35 , , , 43963 730 36 each each DT 43963 730 37 showing show VBG 43963 730 38 in in IN 43963 730 39 vertical vertical JJ 43963 730 40 section section NN 43963 730 41 the the DT 43963 730 42 lithological lithological JJ 43963 730 43 characters character NNS 43963 730 44 and and CC 43963 730 45 thicknesses thickness NNS 43963 730 46 of of IN 43963 730 47 the the DT 43963 730 48 strata strata NN 43963 730 49 in in IN 43963 730 50 one one CD 43963 730 51 place place NN 43963 730 52 , , , 43963 730 53 whilst whilst IN 43963 730 54 the the DT 43963 730 55 relationship relationship NN 43963 730 56 between between IN 43963 730 57 the the DT 43963 730 58 strata strata NN 43963 730 59 of of IN 43963 730 60 two two CD 43963 730 61 different different JJ 43963 730 62 places place NNS 43963 730 63 may may MD 43963 730 64 be be VB 43963 730 65 indicated indicate VBN 43963 730 66 by by IN 43963 730 67 joining join VBG 43963 730 68 the the DT 43963 730 69 beds bed NNS 43963 730 70 of of IN 43963 730 71 the the DT 43963 730 72 same same JJ 43963 730 73 age age NN 43963 730 74 by by IN 43963 730 75 dotted dotted JJ 43963 730 76 lines line NNS 43963 730 77 as as IN 43963 730 78 shown show VBN 43963 730 79 in in IN 43963 730 80 Fig Fig NNP 43963 730 81 . . . 43963 731 1 7[30 7[30 CD 43963 731 2 ] ] -RRB- 43963 731 3 . . . 43963 732 1 [ [ -LRB- 43963 732 2 Illustration illustration NN 43963 732 3 : : : 43963 732 4 Fig Fig NNP 43963 732 5 . . . 43963 733 1 7 7 LS 43963 733 2 . . . 43963 733 3 ] ] -RRB- 43963 734 1 [ [ -LRB- 43963 734 2 Footnote Footnote NNP 43963 734 3 30 30 CD 43963 734 4 : : : 43963 734 5 It -PRON- PRP 43963 734 6 is be VBZ 43963 734 7 useful useful JJ 43963 734 8 to to TO 43963 734 9 adopt adopt VB 43963 734 10 conventional conventional JJ 43963 734 11 symbols symbol NNS 43963 734 12 for for IN 43963 734 13 the the DT 43963 734 14 representation representation NN 43963 734 15 of of IN 43963 734 16 strata strata NN 43963 734 17 of of IN 43963 734 18 different different JJ 43963 734 19 lithological lithological JJ 43963 734 20 characters character NNS 43963 734 21 , , , 43963 734 22 and and CC 43963 734 23 so so RB 43963 734 24 far far RB 43963 734 25 as as IN 43963 734 26 possible possible JJ 43963 734 27 to to TO 43963 734 28 adhere adhere VB 43963 734 29 to to IN 43963 734 30 the the DT 43963 734 31 same same JJ 43963 734 32 kind kind NN 43963 734 33 of of IN 43963 734 34 symbol symbol NN 43963 734 35 for for IN 43963 734 36 any any DT 43963 734 37 one one CD 43963 734 38 kind kind NN 43963 734 39 of of IN 43963 734 40 deposit deposit NN 43963 734 41 . . . 43963 735 1 Those those DT 43963 735 2 which which WDT 43963 735 3 are be VBP 43963 735 4 generally generally RB 43963 735 5 in in IN 43963 735 6 use use NN 43963 735 7 , , , 43963 735 8 are be VBP 43963 735 9 rough rough JJ 43963 735 10 pictorial pictorial JJ 43963 735 11 representations representation NNS 43963 735 12 of of IN 43963 735 13 the the DT 43963 735 14 characters character NNS 43963 735 15 of of IN 43963 735 16 the the DT 43963 735 17 deposits deposit NNS 43963 735 18 , , , 43963 735 19 as as IN 43963 735 20 shown show VBN 43963 735 21 in in IN 43963 735 22 Fig Fig NNP 43963 735 23 . . . 43963 736 1 7 7 LS 43963 736 2 . . . 43963 737 1 The the DT 43963 737 2 conglomerate conglomerate NN 43963 737 3 is be VBZ 43963 737 4 indicated indicate VBN 43963 737 5 by by IN 43963 737 6 circular circular JJ 43963 737 7 marks mark NNS 43963 737 8 representing represent VBG 43963 737 9 cross cross NN 43963 737 10 - - NNS 43963 737 11 sections section NNS 43963 737 12 of of IN 43963 737 13 the the DT 43963 737 14 pebbles pebble NNS 43963 737 15 , , , 43963 737 16 a a DT 43963 737 17 breccia breccia NNP 43963 737 18 by by IN 43963 737 19 triangular triangular NNP 43963 737 20 marks mark NNS 43963 737 21 signifying signify VBG 43963 737 22 that that IN 43963 737 23 the the DT 43963 737 24 fragments fragment NNS 43963 737 25 are be VBP 43963 737 26 angular angular JJ 43963 737 27 and and CC 43963 737 28 not not RB 43963 737 29 rounded rounded JJ 43963 737 30 ; ; : 43963 737 31 a a DT 43963 737 32 sandstone sandstone NN 43963 737 33 is be VBZ 43963 737 34 indicated indicate VBN 43963 737 35 by by IN 43963 737 36 dots dot NNS 43963 737 37 to to TO 43963 737 38 represent represent VB 43963 737 39 the the DT 43963 737 40 grains grain NNS 43963 737 41 of of IN 43963 737 42 sand sand NN 43963 737 43 ; ; : 43963 737 44 a a DT 43963 737 45 mud mud NN 43963 737 46 , , , 43963 737 47 clay clay NN 43963 737 48 or or CC 43963 737 49 shale shale NN 43963 737 50 by by IN 43963 737 51 continuous continuous JJ 43963 737 52 or or CC 43963 737 53 broken broken JJ 43963 737 54 horizontal horizontal JJ 43963 737 55 lines line NNS 43963 737 56 , , , 43963 737 57 which which WDT 43963 737 58 reproduce reproduce VBP 43963 737 59 the the DT 43963 737 60 appearance appearance NN 43963 737 61 of of IN 43963 737 62 the the DT 43963 737 63 planes plane NNS 43963 737 64 of of IN 43963 737 65 lamination lamination NN 43963 737 66 so so RB 43963 737 67 frequent frequent JJ 43963 737 68 in in IN 43963 737 69 beds bed NNS 43963 737 70 of of IN 43963 737 71 this this DT 43963 737 72 composition composition NN 43963 737 73 ; ; : 43963 737 74 a a DT 43963 737 75 limestone limestone NN 43963 737 76 is be VBZ 43963 737 77 usually usually RB 43963 737 78 marked mark VBN 43963 737 79 by by IN 43963 737 80 the the DT 43963 737 81 use use NN 43963 737 82 of of IN 43963 737 83 regular regular JJ 43963 737 84 horizontal horizontal JJ 43963 737 85 lines line NNS 43963 737 86 illustrating illustrate VBG 43963 737 87 the the DT 43963 737 88 pronounced pronounced JJ 43963 737 89 bedding bedding NN 43963 737 90 , , , 43963 737 91 with with IN 43963 737 92 vertical vertical JJ 43963 737 93 lines line NNS 43963 737 94 at at IN 43963 737 95 intervals interval NNS 43963 737 96 to to TO 43963 737 97 represent represent VB 43963 737 98 the the DT 43963 737 99 regular regular JJ 43963 737 100 jointing jointing NN 43963 737 101 which which WDT 43963 737 102 occurs occur VBZ 43963 737 103 in in RP 43963 737 104 so so RB 43963 737 105 many many JJ 43963 737 106 limestones limestone NNS 43963 737 107 : : : 43963 737 108 the the DT 43963 737 109 nature nature NN 43963 737 110 of of IN 43963 737 111 the the DT 43963 737 112 bedding bedding NN 43963 737 113 may may MD 43963 737 114 be be VB 43963 737 115 further further RB 43963 737 116 shown show VBN 43963 737 117 by by IN 43963 737 118 drawing draw VBG 43963 737 119 the the DT 43963 737 120 lines line NNS 43963 737 121 comparatively comparatively RB 43963 737 122 far far RB 43963 737 123 apart apart RB 43963 737 124 when when WRB 43963 737 125 the the DT 43963 737 126 limestone limestone NN 43963 737 127 is be VBZ 43963 737 128 a a DT 43963 737 129 thick thick RB 43963 737 130 - - HYPH 43963 737 131 bedded bedded JJ 43963 737 132 one one NN 43963 737 133 , , , 43963 737 134 nearer nearer IN 43963 737 135 together together RB 43963 737 136 when when WRB 43963 737 137 it -PRON- PRP 43963 737 138 is be VBZ 43963 737 139 thin thin JJ 43963 737 140 - - HYPH 43963 737 141 bedded bedded JJ 43963 737 142 . . . 43963 738 1 Igneous igneous JJ 43963 738 2 rocks rock NNS 43963 738 3 are be VBP 43963 738 4 represented represent VBN 43963 738 5 by by IN 43963 738 6 crosses crosse NNS 43963 738 7 or or CC 43963 738 8 irregular irregular JJ 43963 738 9 V v NN 43963 738 10 - - HYPH 43963 738 11 shaped shape VBN 43963 738 12 marks mark NNS 43963 738 13 , , , 43963 738 14 illustrating illustrate VBG 43963 738 15 the the DT 43963 738 16 absence absence NN 43963 738 17 of of IN 43963 738 18 stratification stratification NN 43963 738 19 and and CC 43963 738 20 presence presence NN 43963 738 21 of of IN 43963 738 22 joints joint NNS 43963 738 23 . . . 43963 739 1 Volcanic volcanic JJ 43963 739 2 ashes ashe NNS 43963 739 3 are be VBP 43963 739 4 sometimes sometimes RB 43963 739 5 represented represent VBN 43963 739 6 by by IN 43963 739 7 dots dot NNS 43963 739 8 , , , 43963 739 9 at at IN 43963 739 10 other other JJ 43963 739 11 times time NNS 43963 739 12 by by IN 43963 739 13 signs sign NNS 43963 739 14 somewhat somewhat RB 43963 739 15 similar similar JJ 43963 739 16 to to IN 43963 739 17 those those DT 43963 739 18 which which WDT 43963 739 19 are be VBP 43963 739 20 used use VBN 43963 739 21 for for IN 43963 739 22 true true JJ 43963 739 23 igneous igneous JJ 43963 739 24 rocks rock NNS 43963 739 25 . . . 43963 740 1 Sedimentary sedimentary JJ 43963 740 2 rocks rock NNS 43963 740 3 which which WDT 43963 740 4 are be VBP 43963 740 5 composed compose VBN 43963 740 6 of of IN 43963 740 7 more more JJR 43963 740 8 than than IN 43963 740 9 one one CD 43963 740 10 kind kind NN 43963 740 11 of of IN 43963 740 12 material material NN 43963 740 13 may may MD 43963 740 14 be be VB 43963 740 15 further further RB 43963 740 16 shown show VBN 43963 740 17 by by IN 43963 740 18 a a DT 43963 740 19 combination combination NN 43963 740 20 of of IN 43963 740 21 two two CD 43963 740 22 symbols symbol NNS 43963 740 23 , , , 43963 740 24 thus thus RB 43963 740 25 the the DT 43963 740 26 existence existence NN 43963 740 27 of of IN 43963 740 28 a a DT 43963 740 29 sandy sandy JJ 43963 740 30 clay clay NN 43963 740 31 may may MD 43963 740 32 be be VB 43963 740 33 shown show VBN 43963 740 34 by by IN 43963 740 35 means mean NNS 43963 740 36 of of IN 43963 740 37 a a DT 43963 740 38 combination combination NN 43963 740 39 of of IN 43963 740 40 horizontal horizontal JJ 43963 740 41 lines line NNS 43963 740 42 and and CC 43963 740 43 dots dot NNS 43963 740 44 , , , 43963 740 45 and and CC 43963 740 46 so so RB 43963 740 47 with with IN 43963 740 48 other other JJ 43963 740 49 combinations combination NNS 43963 740 50 . . . 43963 741 1 The the DT 43963 741 2 practical practical JJ 43963 741 3 geologist geologist NN 43963 741 4 should should MD 43963 741 5 become become VB 43963 741 6 accustomed accustomed JJ 43963 741 7 to to IN 43963 741 8 the the DT 43963 741 9 use use NN 43963 741 10 of of IN 43963 741 11 these these DT 43963 741 12 symbols symbol NNS 43963 741 13 in in IN 43963 741 14 his -PRON- PRP$ 43963 741 15 note note NN 43963 741 16 - - HYPH 43963 741 17 book book NN 43963 741 18 ; ; : 43963 741 19 if if IN 43963 741 20 used use VBN 43963 741 21 , , , 43963 741 22 they -PRON- PRP 43963 741 23 will will MD 43963 741 24 save save VB 43963 741 25 much much JJ 43963 741 26 writing writing NN 43963 741 27 . . . 43963 742 1 These these DT 43963 742 2 symbols symbol NNS 43963 742 3 are be VBP 43963 742 4 used use VBN 43963 742 5 in in IN 43963 742 6 some some DT 43963 742 7 of of IN 43963 742 8 the the DT 43963 742 9 later later JJ 43963 742 10 illustrations illustration NNS 43963 742 11 to to IN 43963 742 12 this this DT 43963 742 13 book book NN 43963 742 14 . . . 43963 742 15 ] ] -RRB- 43963 743 1 The the DT 43963 743 2 horizontal horizontal JJ 43963 743 3 section section NN 43963 743 4 is be VBZ 43963 743 5 one one CD 43963 743 6 which which WDT 43963 743 7 is be VBZ 43963 743 8 in in IN 43963 743 9 constant constant JJ 43963 743 10 use use NN 43963 743 11 by by IN 43963 743 12 the the DT 43963 743 13 practical practical JJ 43963 743 14 geologist geologist NN 43963 743 15 : : : 43963 743 16 the the DT 43963 743 17 results result NNS 43963 743 18 of of IN 43963 743 19 the the DT 43963 743 20 first first JJ 43963 743 21 traverse traverse NN 43963 743 22 of of IN 43963 743 23 a a DT 43963 743 24 district district NN 43963 743 25 may may MD 43963 743 26 be be VB 43963 743 27 jotted jot VBN 43963 743 28 down down RP 43963 743 29 in in IN 43963 743 30 his -PRON- PRP$ 43963 743 31 note note NN 43963 743 32 - - HYPH 43963 743 33 book book NN 43963 743 34 in in IN 43963 743 35 the the DT 43963 743 36 form form NN 43963 743 37 of of IN 43963 743 38 a a DT 43963 743 39 horizontal horizontal JJ 43963 743 40 section section NN 43963 743 41 ( ( -LRB- 43963 743 42 with with IN 43963 743 43 accompanying accompany VBG 43963 743 44 notes note NNS 43963 743 45 ) ) -RRB- 43963 743 46 , , , 43963 743 47 and and CC 43963 743 48 the the DT 43963 743 49 written write VBN 43963 743 50 memoir memoir NN 43963 743 51 on on IN 43963 743 52 the the DT 43963 743 53 geology geology NN 43963 743 54 of of IN 43963 743 55 any any DT 43963 743 56 district district NN 43963 743 57 composed compose VBN 43963 743 58 largely largely RB 43963 743 59 of of IN 43963 743 60 stratified stratified JJ 43963 743 61 rocks rock NNS 43963 743 62 will will MD 43963 743 63 almost almost RB 43963 743 64 certainly certainly RB 43963 743 65 require require VB 43963 743 66 illustration illustration NN 43963 743 67 by by IN 43963 743 68 means mean NNS 43963 743 69 of of IN 43963 743 70 these these DT 43963 743 71 sections section NNS 43963 743 72 . . . 43963 744 1 Perhaps perhaps RB 43963 744 2 nothing nothing NN 43963 744 3 more more RBR 43963 744 4 clearly clearly RB 43963 744 5 marks mark VBZ 43963 744 6 the the DT 43963 744 7 careful careful JJ 43963 744 8 observer observer NN 43963 744 9 than than IN 43963 744 10 the the DT 43963 744 11 nature nature NN 43963 744 12 of of IN 43963 744 13 the the DT 43963 744 14 sections section NNS 43963 744 15 which which WDT 43963 744 16 he -PRON- PRP 43963 744 17 makes make VBZ 43963 744 18 , , , 43963 744 19 and and CC 43963 744 20 geological geological JJ 43963 744 21 literature literature NN 43963 744 22 is be VBZ 43963 744 23 too too RB 43963 744 24 frequently frequently RB 43963 744 25 marred mar VBN 43963 744 26 by by IN 43963 744 27 the the DT 43963 744 28 publication publication NN 43963 744 29 of of IN 43963 744 30 slovenly slovenly JJ 43963 744 31 sections section NNS 43963 744 32 . . . 43963 745 1 A a DT 43963 745 2 badly badly RB 43963 745 3 drawn draw VBN 43963 745 4 section section NN 43963 745 5 not not RB 43963 745 6 only only RB 43963 745 7 offends offend VBZ 43963 745 8 the the DT 43963 745 9 eye eye NN 43963 745 10 , , , 43963 745 11 it -PRON- PRP 43963 745 12 may may MD 43963 745 13 and and CC 43963 745 14 frequently frequently RB 43963 745 15 does do VBZ 43963 745 16 convey convey VB 43963 745 17 inaccurate inaccurate JJ 43963 745 18 information information NN 43963 745 19 . . . 43963 746 1 [ [ -LRB- 43963 746 2 Illustration illustration NN 43963 746 3 : : : 43963 746 4 Fig Fig NNP 43963 746 5 . . . 43963 747 1 8 8 LS 43963 747 2 . . . 43963 747 3 ] ] -RRB- 43963 748 1 In in IN 43963 748 2 the the DT 43963 748 3 above above JJ 43963 748 4 figure figure NN 43963 748 5 ( ( -LRB- 43963 748 6 Fig fig NN 43963 748 7 . . . 43963 749 1 8) 8) CD 43963 749 2 taken take VBN 43963 749 3 from from IN 43963 749 4 Sir Sir NNP 43963 749 5 Henry Henry NNP 43963 749 6 de de NNP 43963 749 7 la la NNP 43963 749 8 Beche Beche NNP 43963 749 9 's 's POS 43963 749 10 " " `` 43963 749 11 Sections Sections NNPS 43963 749 12 and and CC 43963 749 13 Views Views NNPS 43963 749 14 Illustrative illustrative JJ 43963 749 15 of of IN 43963 749 16 Geological Geological NNP 43963 749 17 Phænomena Phænomena NNP 43963 749 18 , , , 43963 749 19 " " `` 43963 749 20 Plate Plate NNP 43963 749 21 II II NNP 43963 749 22 . . NNP 43963 749 23 , , , 43963 749 24 the the DT 43963 749 25 lower low JJR 43963 749 26 drawing drawing NN 43963 749 27 represents represent VBZ 43963 749 28 a a DT 43963 749 29 section section NN 43963 749 30 drawn draw VBN 43963 749 31 to to IN 43963 749 32 true true JJ 43963 749 33 scale scale NN 43963 749 34 , , , 43963 749 35 while while IN 43963 749 36 that that DT 43963 749 37 above above RB 43963 749 38 shows show VBZ 43963 749 39 one one CD 43963 749 40 which which WDT 43963 749 41 is be VBZ 43963 749 42 exaggerated exaggerated JJ 43963 749 43 . . . 43963 750 1 The the DT 43963 750 2 student student NN 43963 750 3 who who WP 43963 750 4 saw see VBD 43963 750 5 this this DT 43963 750 6 would would MD 43963 750 7 infer infer VB 43963 750 8 that that IN 43963 750 9 the the DT 43963 750 10 uppermost uppermost JJ 43963 750 11 beds bed NNS 43963 750 12 on on IN 43963 750 13 the the DT 43963 750 14 left left JJ 43963 750 15 side side NN 43963 750 16 of of IN 43963 750 17 the the DT 43963 750 18 upper upper JJ 43963 750 19 section section NN 43963 750 20 rested rest VBN 43963 750 21 unconformably unconformably RB 43963 750 22 upon upon IN 43963 750 23 the the DT 43963 750 24 dotted dotted JJ 43963 750 25 beds bed NNS 43963 750 26 beneath beneath RB 43963 750 27 , , , 43963 750 28 and and CC 43963 750 29 once once RB 43963 750 30 abutted abut VBD 43963 750 31 against against IN 43963 750 32 them -PRON- PRP 43963 750 33 in in IN 43963 750 34 that that DT 43963 750 35 portion portion NN 43963 750 36 of of IN 43963 750 37 the the DT 43963 750 38 figure figure NN 43963 750 39 where where WRB 43963 750 40 the the DT 43963 750 41 beds bed NNS 43963 750 42 have have VBP 43963 750 43 been be VBN 43963 750 44 removed remove VBN 43963 750 45 by by IN 43963 750 46 denudation denudation NN 43963 750 47 in in IN 43963 750 48 the the DT 43963 750 49 deep deep JJ 43963 750 50 valley valley NN 43963 750 51 , , , 43963 750 52 whereas whereas IN 43963 750 53 an an DT 43963 750 54 examination examination NN 43963 750 55 of of IN 43963 750 56 the the DT 43963 750 57 section section NN 43963 750 58 drawn draw VBN 43963 750 59 to to IN 43963 750 60 true true JJ 43963 750 61 scale scale NN 43963 750 62 shows show VBZ 43963 750 63 that that IN 43963 750 64 the the DT 43963 750 65 unconformity unconformity NN 43963 750 66 does do VBZ 43963 750 67 not not RB 43963 750 68 exist exist VB 43963 750 69 ( ( -LRB- 43963 750 70 although although IN 43963 750 71 there there EX 43963 750 72 is be VBZ 43963 750 73 one one CD 43963 750 74 at at IN 43963 750 75 the the DT 43963 750 76 base base NN 43963 750 77 of of IN 43963 750 78 the the DT 43963 750 79 deposits deposit NNS 43963 750 80 marked mark VBN 43963 750 81 by by IN 43963 750 82 dots dot NNS 43963 750 83 ) ) -RRB- 43963 750 84 , , , 43963 750 85 and and CC 43963 750 86 that that IN 43963 750 87 there there EX 43963 750 88 is be VBZ 43963 750 89 room room NN 43963 750 90 for for IN 43963 750 91 the the DT 43963 750 92 higher high JJR 43963 750 93 deposits deposit NNS 43963 750 94 to to TO 43963 750 95 pass pass VB 43963 750 96 above above IN 43963 750 97 those those DT 43963 750 98 marked mark VBN 43963 750 99 by by IN 43963 750 100 dots dot NNS 43963 750 101 at at IN 43963 750 102 the the DT 43963 750 103 place place NN 43963 750 104 where where WRB 43963 750 105 the the DT 43963 750 106 former former JJ 43963 750 107 have have VBP 43963 750 108 been be VBN 43963 750 109 removed remove VBN 43963 750 110 by by IN 43963 750 111 denudation denudation NN 43963 750 112 . . . 43963 751 1 Whenever whenever WRB 43963 751 2 possible possible JJ 43963 751 3 , , , 43963 751 4 horizontal horizontal JJ 43963 751 5 sections section NNS 43963 751 6 should should MD 43963 751 7 be be VB 43963 751 8 drawn draw VBN 43963 751 9 to to IN 43963 751 10 true true JJ 43963 751 11 scale scale NN 43963 751 12 , , , 43963 751 13 the the DT 43963 751 14 vertical vertical JJ 43963 751 15 heights height NNS 43963 751 16 being be VBG 43963 751 17 on on IN 43963 751 18 the the DT 43963 751 19 same same JJ 43963 751 20 scale scale NN 43963 751 21 as as IN 43963 751 22 the the DT 43963 751 23 horizontal horizontal JJ 43963 751 24 distances distance NNS 43963 751 25 . . . 43963 752 1 Sections section NNS 43963 752 2 which which WDT 43963 752 3 are be VBP 43963 752 4 so so RB 43963 752 5 drawn drawn JJ 43963 752 6 represent represent VBP 43963 752 7 the the DT 43963 752 8 nature nature NN 43963 752 9 of of IN 43963 752 10 the the DT 43963 752 11 surface surface NN 43963 752 12 of of IN 43963 752 13 the the DT 43963 752 14 country country NN 43963 752 15 as as RB 43963 752 16 well well RB 43963 752 17 as as IN 43963 752 18 the the DT 43963 752 19 relationship relationship NN 43963 752 20 of of IN 43963 752 21 the the DT 43963 752 22 strata strata NN 43963 752 23 , , , 43963 752 24 and and CC 43963 752 25 often often RB 43963 752 26 illustrate illustrate VBP 43963 752 27 in in IN 43963 752 28 a a DT 43963 752 29 marked marked JJ 43963 752 30 degree degree NN 43963 752 31 the the DT 43963 752 32 influence influence NN 43963 752 33 which which WDT 43963 752 34 the the DT 43963 752 35 character character NN 43963 752 36 of of IN 43963 752 37 the the DT 43963 752 38 strata strata NN 43963 752 39 has have VBZ 43963 752 40 exerted exert VBN 43963 752 41 upon upon IN 43963 752 42 the the DT 43963 752 43 nature nature NN 43963 752 44 of of IN 43963 752 45 the the DT 43963 752 46 superficial superficial JJ 43963 752 47 features feature NNS 43963 752 48 of of IN 43963 752 49 a a DT 43963 752 50 country country NN 43963 752 51 . . . 43963 753 1 If if IN 43963 753 2 it -PRON- PRP 43963 753 3 be be VB 43963 753 4 impossible impossible JJ 43963 753 5 to to TO 43963 753 6 draw draw VB 43963 753 7 a a DT 43963 753 8 section section NN 43963 753 9 in in IN 43963 753 10 which which WDT 43963 753 11 the the DT 43963 753 12 elevations elevation NNS 43963 753 13 and and CC 43963 753 14 horizontal horizontal JJ 43963 753 15 distances distance NNS 43963 753 16 are be VBP 43963 753 17 represented represent VBN 43963 753 18 upon upon IN 43963 753 19 a a DT 43963 753 20 true true JJ 43963 753 21 scale scale NN 43963 753 22 , , , 43963 753 23 the the DT 43963 753 24 former former JJ 43963 753 25 ought ought MD 43963 753 26 to to TO 43963 753 27 be be VB 43963 753 28 drawn draw VBN 43963 753 29 on on IN 43963 753 30 a a DT 43963 753 31 scale scale NN 43963 753 32 which which WDT 43963 753 33 is be VBZ 43963 753 34 a a DT 43963 753 35 multiple multiple NN 43963 753 36 of of IN 43963 753 37 the the DT 43963 753 38 latter latter JJ 43963 753 39 ; ; : 43963 753 40 thus thus RB 43963 753 41 the the DT 43963 753 42 vertical vertical JJ 43963 753 43 heights height NNS 43963 753 44 may may MD 43963 753 45 be be VB 43963 753 46 shown show VBN 43963 753 47 on on IN 43963 753 48 2 2 CD 43963 753 49 , , , 43963 753 50 3 3 CD 43963 753 51 , , , 43963 753 52 or or CC 43963 753 53 4 4 CD 43963 753 54 or or CC 43963 753 55 more more JJR 43963 753 56 times time NNS 43963 753 57 the the DT 43963 753 58 scale scale NN 43963 753 59 chosen choose VBN 43963 753 60 for for IN 43963 753 61 the the DT 43963 753 62 horizontal horizontal JJ 43963 753 63 distances distance NNS 43963 753 64 ; ; : 43963 753 65 when when WRB 43963 753 66 this this DT 43963 753 67 is be VBZ 43963 753 68 done do VBN 43963 753 69 , , , 43963 753 70 it -PRON- PRP 43963 753 71 will will MD 43963 753 72 often often RB 43963 753 73 be be VB 43963 753 74 necessary necessary JJ 43963 753 75 to to TO 43963 753 76 show show VB 43963 753 77 the the DT 43963 753 78 strata strata NN 43963 753 79 with with IN 43963 753 80 an an DT 43963 753 81 exaggerated exaggerated JJ 43963 753 82 dip dip NN 43963 753 83 , , , 43963 753 84 and and CC 43963 753 85 accordingly accordingly RB 43963 753 86 the the DT 43963 753 87 exaggerated exaggerated JJ 43963 753 88 section section NN 43963 753 89 loses lose VBZ 43963 753 90 some some DT 43963 753 91 of of IN 43963 753 92 its -PRON- PRP$ 43963 753 93 value value NN 43963 753 94 , , , 43963 753 95 though though RB 43963 753 96 if if IN 43963 753 97 vertical vertical JJ 43963 753 98 and and CC 43963 753 99 horizontal horizontal JJ 43963 753 100 scales scale NNS 43963 753 101 bear bear VBP 43963 753 102 some some DT 43963 753 103 definite definite JJ 43963 753 104 proportion proportion NN 43963 753 105 it -PRON- PRP 43963 753 106 will will MD 43963 753 107 still still RB 43963 753 108 be be VB 43963 753 109 more more RBR 43963 753 110 valuable valuable JJ 43963 753 111 than than IN 43963 753 112 a a DT 43963 753 113 rough rough JJ 43963 753 114 diagram diagram NN 43963 753 115 which which WDT 43963 753 116 is be VBZ 43963 753 117 not not RB 43963 753 118 drawn draw VBN 43963 753 119 to to IN 43963 753 120 any any DT 43963 753 121 scale scale NN 43963 753 122 . . . 43963 754 1 Section section NN 43963 754 2 - - HYPH 43963 754 3 drawing drawing NN 43963 754 4 can can MD 43963 754 5 not not RB 43963 754 6 be be VB 43963 754 7 satisfactorily satisfactorily RB 43963 754 8 accomplished accomplish VBN 43963 754 9 without without IN 43963 754 10 some some DT 43963 754 11 practice practice NN 43963 754 12 , , , 43963 754 13 and and CC 43963 754 14 the the DT 43963 754 15 student student NN 43963 754 16 is be VBZ 43963 754 17 strongly strongly RB 43963 754 18 advised advise VBN 43963 754 19 to to TO 43963 754 20 acquire acquire VB 43963 754 21 the the DT 43963 754 22 art art NN 43963 754 23 of of IN 43963 754 24 drawing draw VBG 43963 754 25 good good JJ 43963 754 26 sections section NNS 43963 754 27 ; ; : 43963 754 28 the the DT 43963 754 29 writer writer NN 43963 754 30 can can MD 43963 754 31 assert assert VB 43963 754 32 as as IN 43963 754 33 the the DT 43963 754 34 result result NN 43963 754 35 of of IN 43963 754 36 considerable considerable JJ 43963 754 37 experience experience NN 43963 754 38 in in IN 43963 754 39 the the DT 43963 754 40 conduct conduct NN 43963 754 41 of of IN 43963 754 42 examinations examination NNS 43963 754 43 of of IN 43963 754 44 all all DT 43963 754 45 kinds kind NNS 43963 754 46 , , , 43963 754 47 that that IN 43963 754 48 slovenly slovenly JJ 43963 754 49 sections section NNS 43963 754 50 are be VBP 43963 754 51 the the DT 43963 754 52 rule rule NN 43963 754 53 in in IN 43963 754 54 candidates candidate NNS 43963 754 55 ' ' POS 43963 754 56 papers paper NNS 43963 754 57 , , , 43963 754 58 and and CC 43963 754 59 good good JJ 43963 754 60 sections section NNS 43963 754 61 very very RB 43963 754 62 rarely rarely RB 43963 754 63 appear appear VBP 43963 754 64 . . . 43963 755 1 Study study NN 43963 755 2 of of IN 43963 755 3 the the DT 43963 755 4 six six CD 43963 755 5 - - HYPH 43963 755 6 inch inch NN 43963 755 7 maps map NNS 43963 755 8 and and CC 43963 755 9 horizontal horizontal JJ 43963 755 10 sections section NNS 43963 755 11 ( ( -LRB- 43963 755 12 drawn draw VBN 43963 755 13 on on IN 43963 755 14 the the DT 43963 755 15 same same JJ 43963 755 16 scale scale NN 43963 755 17 ) ) -RRB- 43963 755 18 of of IN 43963 755 19 the the DT 43963 755 20 Geological Geological NNP 43963 755 21 Survey Survey NNP 43963 755 22 of of IN 43963 755 23 the the DT 43963 755 24 United United NNP 43963 755 25 Kingdom Kingdom NNP 43963 755 26 will will MD 43963 755 27 enable enable VB 43963 755 28 the the DT 43963 755 29 student student NN 43963 755 30 to to TO 43963 755 31 familiarise familiarise VB 43963 755 32 himself -PRON- PRP 43963 755 33 with with IN 43963 755 34 admirable admirable JJ 43963 755 35 sections section NNS 43963 755 36 , , , 43963 755 37 and and CC 43963 755 38 it -PRON- PRP 43963 755 39 should should MD 43963 755 40 be be VB 43963 755 41 his -PRON- PRP$ 43963 755 42 aim aim NN 43963 755 43 to to TO 43963 755 44 produce produce VB 43963 755 45 sections section NNS 43963 755 46 like like IN 43963 755 47 these these DT 43963 755 48 . . . 43963 756 1 He -PRON- PRP 43963 756 2 is be VBZ 43963 756 3 recommended recommend VBN 43963 756 4 to to TO 43963 756 5 take take VB 43963 756 6 some some DT 43963 756 7 of of IN 43963 756 8 these these DT 43963 756 9 six six CD 43963 756 10 - - HYPH 43963 756 11 inch inch NN 43963 756 12 maps map NNS 43963 756 13 which which WDT 43963 756 14 show show VBP 43963 756 15 contour contour NN 43963 756 16 - - HYPH 43963 756 17 lines line NNS 43963 756 18 as as RB 43963 756 19 well well RB 43963 756 20 as as IN 43963 756 21 the the DT 43963 756 22 disposition disposition NN 43963 756 23 of of IN 43963 756 24 the the DT 43963 756 25 strata strata NN 43963 756 26 , , , 43963 756 27 and and CC 43963 756 28 to to TO 43963 756 29 draw draw VB 43963 756 30 sections section NNS 43963 756 31 on on IN 43963 756 32 the the DT 43963 756 33 scale scale NN 43963 756 34 of of IN 43963 756 35 six six CD 43963 756 36 inches inch NNS 43963 756 37 to to IN 43963 756 38 the the DT 43963 756 39 mile mile NN 43963 756 40 , , , 43963 756 41 vertical vertical JJ 43963 756 42 and and CC 43963 756 43 horizontal horizontal JJ 43963 756 44 , , , 43963 756 45 exhibiting exhibit VBG 43963 756 46 the the DT 43963 756 47 proper proper JJ 43963 756 48 outline outline NN 43963 756 49 of of IN 43963 756 50 the the DT 43963 756 51 ground ground NN 43963 756 52 and and CC 43963 756 53 the the DT 43963 756 54 arrangement arrangement NN 43963 756 55 of of IN 43963 756 56 the the DT 43963 756 57 strata strata NN 43963 756 58 , , , 43963 756 59 and and CC 43963 756 60 afterwards afterwards RB 43963 756 61 to to TO 43963 756 62 compare compare VB 43963 756 63 them -PRON- PRP 43963 756 64 with with IN 43963 756 65 the the DT 43963 756 66 published publish VBN 43963 756 67 sections section NNS 43963 756 68 . . . 43963 757 1 The the DT 43963 757 2 sections section NNS 43963 757 3 should should MD 43963 757 4 be be VB 43963 757 5 drawn draw VBN 43963 757 6 as as RB 43963 757 7 far far RB 43963 757 8 as as IN 43963 757 9 possible possible JJ 43963 757 10 at at IN 43963 757 11 right right JJ 43963 757 12 angles angle NNS 43963 757 13 to to IN 43963 757 14 the the DT 43963 757 15 general general JJ 43963 757 16 strike strike NN 43963 757 17 of of IN 43963 757 18 the the DT 43963 757 19 strata strata NN 43963 757 20 . . . 43963 758 1 Some some DT 43963 758 2 datum datum NN 43963 758 3 - - HYPH 43963 758 4 line line NN 43963 758 5 is be VBZ 43963 758 6 taken take VBN 43963 758 7 for for IN 43963 758 8 the the DT 43963 758 9 base base NN 43963 758 10 of of IN 43963 758 11 the the DT 43963 758 12 section section NN 43963 758 13 ( ( -LRB- 43963 758 14 say say VB 43963 758 15 sea sea NN 43963 758 16 - - HYPH 43963 758 17 level level NN 43963 758 18 ) ) -RRB- 43963 758 19 and and CC 43963 758 20 offsets offset VBZ 43963 758 21 drawn draw VBN 43963 758 22 vertically vertically RB 43963 758 23 from from IN 43963 758 24 this this DT 43963 758 25 where where WRB 43963 758 26 the the DT 43963 758 27 section section NN 43963 758 28 crosses cross VBZ 43963 758 29 a a DT 43963 758 30 contour contour NN 43963 758 31 - - HYPH 43963 758 32 line line NN 43963 758 33 or or CC 43963 758 34 recorded record VBN 43963 758 35 height height NN 43963 758 36 . . . 43963 759 1 The the DT 43963 759 2 height height NN 43963 759 3 is be VBZ 43963 759 4 marked mark VBN 43963 759 5 on on IN 43963 759 6 these these DT 43963 759 7 offsets offset NNS 43963 759 8 ; ; : 43963 759 9 thus thus RB 43963 759 10 if if IN 43963 759 11 a a DT 43963 759 12 recorded record VBN 43963 759 13 height height NN 43963 759 14 of of IN 43963 759 15 2700 2700 CD 43963 759 16 feet foot NNS 43963 759 17 ( ( -LRB- 43963 759 18 just just RB 43963 759 19 over over IN 43963 759 20 half half PDT 43963 759 21 a a DT 43963 759 22 mile mile NN 43963 759 23 ) ) -RRB- 43963 759 24 occurred occur VBD 43963 759 25 on on IN 43963 759 26 the the DT 43963 759 27 line line NN 43963 759 28 of of IN 43963 759 29 section section NN 43963 759 30 a a DT 43963 759 31 height height NN 43963 759 32 of of IN 43963 759 33 somewhat somewhat RB 43963 759 34 over over IN 43963 759 35 three three CD 43963 759 36 inches inch NNS 43963 759 37 is be VBZ 43963 759 38 marked mark VBN 43963 759 39 on on IN 43963 759 40 the the DT 43963 759 41 offset offset NN 43963 759 42 , , , 43963 759 43 and and CC 43963 759 44 so so RB 43963 759 45 with with IN 43963 759 46 the the DT 43963 759 47 other other JJ 43963 759 48 points point NNS 43963 759 49 where where WRB 43963 759 50 the the DT 43963 759 51 section section NN 43963 759 52 crosses cross VBZ 43963 759 53 contours contour NNS 43963 759 54 or or CC 43963 759 55 recorded record VBN 43963 759 56 heights height NNS 43963 759 57 . . . 43963 760 1 By by IN 43963 760 2 joining join VBG 43963 760 3 these these DT 43963 760 4 points point NNS 43963 760 5 on on IN 43963 760 6 the the DT 43963 760 7 offsets offset NNS 43963 760 8 , , , 43963 760 9 giving give VBG 43963 760 10 the the DT 43963 760 11 connecting connect VBG 43963 760 12 lines line NNS 43963 760 13 curves curve VBZ 43963 760 14 similar similar JJ 43963 760 15 to to IN 43963 760 16 those those DT 43963 760 17 which which WDT 43963 760 18 are be VBP 43963 760 19 likely likely JJ 43963 760 20 to to TO 43963 760 21 occur occur VB 43963 760 22 in in IN 43963 760 23 nature nature NN 43963 760 24 , , , 43963 760 25 the the DT 43963 760 26 general general JJ 43963 760 27 character character NN 43963 760 28 of of IN 43963 760 29 the the DT 43963 760 30 surface surface NN 43963 760 31 of of IN 43963 760 32 the the DT 43963 760 33 ground ground NN 43963 760 34 is be VBZ 43963 760 35 represented represent VBN 43963 760 36 . . . 43963 761 1 The the DT 43963 761 2 geology geology NN 43963 761 3 of of IN 43963 761 4 the the DT 43963 761 5 district district NN 43963 761 6 is be VBZ 43963 761 7 next next JJ 43963 761 8 shown show VBN 43963 761 9 . . . 43963 762 1 Wherever wherever WRB 43963 762 2 a a DT 43963 762 3 dip dip NN 43963 762 4 is be VBZ 43963 762 5 marked mark VBN 43963 762 6 on on IN 43963 762 7 the the DT 43963 762 8 map map NN 43963 762 9 , , , 43963 762 10 the the DT 43963 762 11 direction direction NN 43963 762 12 and and CC 43963 762 13 amount amount NN 43963 762 14 of of IN 43963 762 15 dip dip NN 43963 762 16 is be VBZ 43963 762 17 shown show VBN 43963 762 18 by by IN 43963 762 19 a a DT 43963 762 20 short short JJ 43963 762 21 line line NN 43963 762 22 on on IN 43963 762 23 the the DT 43963 762 24 section section NN 43963 762 25 , , , 43963 762 26 and and CC 43963 762 27 where where WRB 43963 762 28 dips dip NNS 43963 762 29 are be VBP 43963 762 30 not not RB 43963 762 31 actually actually RB 43963 762 32 seen see VBN 43963 762 33 along along IN 43963 762 34 the the DT 43963 762 35 line line NN 43963 762 36 of of IN 43963 762 37 section section NN 43963 762 38 , , , 43963 762 39 the the DT 43963 762 40 dips dip NNS 43963 762 41 which which WDT 43963 762 42 are be VBP 43963 762 43 nearest near JJS 43963 762 44 to to IN 43963 762 45 that that DT 43963 762 46 line line NN 43963 762 47 on on IN 43963 762 48 the the DT 43963 762 49 map map NN 43963 762 50 must must MD 43963 762 51 be be VB 43963 762 52 considered consider VBN 43963 762 53 , , , 43963 762 54 and and CC 43963 762 55 marked mark VBN 43963 762 56 on on IN 43963 762 57 the the DT 43963 762 58 section section NN 43963 762 59 . . . 43963 763 1 The the DT 43963 763 2 lines line NNS 43963 763 3 of of IN 43963 763 4 junction junction NN 43963 763 5 between between IN 43963 763 6 the the DT 43963 763 7 various various JJ 43963 763 8 deposits deposit NNS 43963 763 9 shown show VBN 43963 763 10 by by IN 43963 763 11 different different JJ 43963 763 12 colours colour NNS 43963 763 13 upon upon IN 43963 763 14 the the DT 43963 763 15 map map NN 43963 763 16 are be VBP 43963 763 17 inserted insert VBN 43963 763 18 on on IN 43963 763 19 the the DT 43963 763 20 section section NN 43963 763 21 as as IN 43963 763 22 short short JJ 43963 763 23 lines line NNS 43963 763 24 , , , 43963 763 25 the the DT 43963 763 26 inclination inclination NN 43963 763 27 being be VBG 43963 763 28 judged judge VBN 43963 763 29 by by IN 43963 763 30 study study NN 43963 763 31 of of IN 43963 763 32 the the DT 43963 763 33 nearest near JJS 43963 763 34 dips dip NNS 43963 763 35 ; ; : 43963 763 36 faults fault NNS 43963 763 37 and and CC 43963 763 38 igneous igneous JJ 43963 763 39 rocks rock NNS 43963 763 40 must must MD 43963 763 41 be be VB 43963 763 42 marked mark VBN 43963 763 43 off off RP 43963 763 44 , , , 43963 763 45 and and CC 43963 763 46 any any DT 43963 763 47 indication indication NN 43963 763 48 of of IN 43963 763 49 the the DT 43963 763 50 hade hade NN 43963 763 51 of of IN 43963 763 52 the the DT 43963 763 53 fault fault NN 43963 763 54 or or CC 43963 763 55 the the DT 43963 763 56 slope slope NN 43963 763 57 of of IN 43963 763 58 the the DT 43963 763 59 edges edge NNS 43963 763 60 of of IN 43963 763 61 the the DT 43963 763 62 igneous igneous JJ 43963 763 63 rock rock NN 43963 763 64 which which WDT 43963 763 65 the the DT 43963 763 66 map map NN 43963 763 67 affords afford NNS 43963 763 68 will will MD 43963 763 69 be be VB 43963 763 70 taken take VBN 43963 763 71 into into IN 43963 763 72 account account NN 43963 763 73 . . . 43963 764 1 The the DT 43963 764 2 section section NN 43963 764 3 will will MD 43963 764 4 then then RB 43963 764 5 appear appear VB 43963 764 6 somewhat somewhat RB 43963 764 7 as as IN 43963 764 8 shown show VBN 43963 764 9 in in IN 43963 764 10 the the DT 43963 764 11 following following JJ 43963 764 12 figure figure NN 43963 764 13 : : : 43963 764 14 [ [ -LRB- 43963 764 15 Illustration illustration NN 43963 764 16 : : : 43963 764 17 Fig Fig NNP 43963 764 18 . . . 43963 765 1 9 9 CD 43963 765 2 . . . 43963 765 3 ] ] -RRB- 43963 766 1 and and CC 43963 766 2 sufficient sufficient JJ 43963 766 3 indication indication NN 43963 766 4 of of IN 43963 766 5 the the DT 43963 766 6 trend trend NN 43963 766 7 of of IN 43963 766 8 the the DT 43963 766 9 rocks rock NNS 43963 766 10 will will MD 43963 766 11 be be VB 43963 766 12 obtained obtain VBN 43963 766 13 to to TO 43963 766 14 shew shew VB 43963 766 15 that that IN 43963 766 16 they -PRON- PRP 43963 766 17 form form VBP 43963 766 18 portions portion NNS 43963 766 19 of of IN 43963 766 20 curves curve NNS 43963 766 21 which which WDT 43963 766 22 may may MD 43963 766 23 then then RB 43963 766 24 be be VB 43963 766 25 filled fill VBN 43963 766 26 in in IN 43963 766 27 as as IN 43963 766 28 shown show VBN 43963 766 29 in in IN 43963 766 30 Fig Fig NNP 43963 766 31 . . . 43963 767 1 10 10 CD 43963 767 2 and and CC 43963 767 3 the the DT 43963 767 4 section section NN 43963 767 5 will will MD 43963 767 6 be be VB 43963 767 7 complete complete JJ 43963 767 8 . . . 43963 768 1 [ [ -LRB- 43963 768 2 Illustration illustration NN 43963 768 3 : : : 43963 768 4 Fig Fig NNP 43963 768 5 . . . 43963 769 1 10 10 CD 43963 769 2 . . . 43963 769 3 ] ] -RRB- 43963 770 1 It -PRON- PRP 43963 770 2 will will MD 43963 770 3 be be VB 43963 770 4 noticed notice VBN 43963 770 5 that that IN 43963 770 6 the the DT 43963 770 7 small small JJ 43963 770 8 dyke dyke NN 43963 770 9 of of IN 43963 770 10 igneous igneous JJ 43963 770 11 rock rock NN 43963 770 12 on on IN 43963 770 13 the the DT 43963 770 14 right right NN 43963 770 15 of of IN 43963 770 16 the the DT 43963 770 17 main main JJ 43963 770 18 dyke dyke NN 43963 770 19 is be VBZ 43963 770 20 joined join VBN 43963 770 21 to to IN 43963 770 22 it -PRON- PRP 43963 770 23 lower lower RBR 43963 770 24 down down RP 43963 770 25 , , , 43963 770 26 though though IN 43963 770 27 no no DT 43963 770 28 indication indication NN 43963 770 29 of of IN 43963 770 30 this this DT 43963 770 31 is be VBZ 43963 770 32 given give VBN 43963 770 33 along along IN 43963 770 34 the the DT 43963 770 35 line line NN 43963 770 36 of of IN 43963 770 37 section section NN 43963 770 38 ; ; : 43963 770 39 but but CC 43963 770 40 the the DT 43963 770 41 requisite requisite JJ 43963 770 42 information information NN 43963 770 43 for for IN 43963 770 44 this this DT 43963 770 45 and and CC 43963 770 46 evidence evidence NN 43963 770 47 of of IN 43963 770 48 the the DT 43963 770 49 existence existence NN 43963 770 50 of of IN 43963 770 51 the the DT 43963 770 52 small small JJ 43963 770 53 dyke dyke NN 43963 770 54 proceeding proceed VBG 43963 770 55 from from IN 43963 770 56 the the DT 43963 770 57 left left JJ 43963 770 58 - - HYPH 43963 770 59 hand hand NN 43963 770 60 side side NN 43963 770 61 of of IN 43963 770 62 the the DT 43963 770 63 main main JJ 43963 770 64 one one NN 43963 770 65 may may MD 43963 770 66 be be VB 43963 770 67 obtained obtain VBN 43963 770 68 by by IN 43963 770 69 the the DT 43963 770 70 study study NN 43963 770 71 of of IN 43963 770 72 the the DT 43963 770 73 rocks rock NNS 43963 770 74 in in IN 43963 770 75 a a DT 43963 770 76 valley valley NN 43963 770 77 on on IN 43963 770 78 one one CD 43963 770 79 side side NN 43963 770 80 or or CC 43963 770 81 other other JJ 43963 770 82 of of IN 43963 770 83 the the DT 43963 770 84 line line NN 43963 770 85 of of IN 43963 770 86 section section NN 43963 770 87 . . . 43963 771 1 After after IN 43963 771 2 the the DT 43963 771 3 student student NN 43963 771 4 has have VBZ 43963 771 5 become become VBN 43963 771 6 conversant conversant JJ 43963 771 7 with with IN 43963 771 8 the the DT 43963 771 9 nature nature NN 43963 771 10 of of IN 43963 771 11 geological geological JJ 43963 771 12 maps map NNS 43963 771 13 and and CC 43963 771 14 sections section NNS 43963 771 15 , , , 43963 771 16 and and CC 43963 771 17 has have VBZ 43963 771 18 read read VBN 43963 771 19 Sir Sir NNP 43963 771 20 A. A. NNP 43963 771 21 Geikie Geikie NNP 43963 771 22 's 's POS 43963 771 23 _ _ NNP 43963 771 24 Outlines Outlines NNP 43963 771 25 of of IN 43963 771 26 Field Field NNP 43963 771 27 Geology Geology NNP 43963 771 28 _ _ NNP 43963 771 29 , , , 43963 771 30 he -PRON- PRP 43963 771 31 should should MD 43963 771 32 on on IN 43963 771 33 no no DT 43963 771 34 account account NN 43963 771 35 omit omit NN 43963 771 36 to to TO 43963 771 37 learn learn VB 43963 771 38 something something NN 43963 771 39 of of IN 43963 771 40 the the DT 43963 771 41 art art NN 43963 771 42 of of IN 43963 771 43 making make VBG 43963 771 44 geological geological JJ 43963 771 45 maps map NNS 43963 771 46 , , , 43963 771 47 by by IN 43963 771 48 going go VBG 43963 771 49 into into IN 43963 771 50 the the DT 43963 771 51 field field NN 43963 771 52 and and CC 43963 771 53 attempting attempt VBG 43963 771 54 to to TO 43963 771 55 produce produce VB 43963 771 56 a a DT 43963 771 57 map map NN 43963 771 58 , , , 43963 771 59 for for IN 43963 771 60 the the DT 43963 771 61 art art NN 43963 771 62 of of IN 43963 771 63 geological geological JJ 43963 771 64 surveying surveying NN 43963 771 65 does do VBZ 43963 771 66 not not RB 43963 771 67 come come VB 43963 771 68 naturally naturally RB 43963 771 69 to to IN 43963 771 70 any any DT 43963 771 71 one one CD 43963 771 72 , , , 43963 771 73 and and CC 43963 771 74 some some DT 43963 771 75 acquaintance acquaintance NN 43963 771 76 with with IN 43963 771 77 the the DT 43963 771 78 methods method NNS 43963 771 79 of of IN 43963 771 80 surveying surveying NN 43963 771 81 is be VBZ 43963 771 82 a a DT 43963 771 83 necessity necessity NN 43963 771 84 to to IN 43963 771 85 everyone everyone NN 43963 771 86 who who WP 43963 771 87 wishes wish VBZ 43963 771 88 to to TO 43963 771 89 make make VB 43963 771 90 original original JJ 43963 771 91 geological geological JJ 43963 771 92 observations observation NNS 43963 771 93 , , , 43963 771 94 though though IN 43963 771 95 all all DT 43963 771 96 can can MD 43963 771 97 not not RB 43963 771 98 expect expect VB 43963 771 99 to to TO 43963 771 100 afford afford VB 43963 771 101 the the DT 43963 771 102 time time NN 43963 771 103 and and CC 43963 771 104 acquire acquire VB 43963 771 105 the the DT 43963 771 106 skill skill NN 43963 771 107 necessary necessary JJ 43963 771 108 for for IN 43963 771 109 the the DT 43963 771 110 production production NN 43963 771 111 of of IN 43963 771 112 maps map NNS 43963 771 113 vying vie VBG 43963 771 114 with with IN 43963 771 115 the the DT 43963 771 116 detailed detailed JJ 43963 771 117 maps map NNS 43963 771 118 of of IN 43963 771 119 the the DT 43963 771 120 Government Government NNP 43963 771 121 Survey Survey NNP 43963 771 122 . . . 43963 772 1 Before before IN 43963 772 2 actually actually RB 43963 772 3 attempting attempt VBG 43963 772 4 to to TO 43963 772 5 draw draw VB 43963 772 6 lines line NNS 43963 772 7 on on IN 43963 772 8 a a DT 43963 772 9 map map NN 43963 772 10 on on IN 43963 772 11 his -PRON- PRP$ 43963 772 12 own own JJ 43963 772 13 account account NN 43963 772 14 , , , 43963 772 15 he -PRON- PRP 43963 772 16 will will MD 43963 772 17 do do VB 43963 772 18 well well RB 43963 772 19 to to TO 43963 772 20 tramp tramp VB 43963 772 21 over over IN 43963 772 22 a a DT 43963 772 23 portion portion NN 43963 772 24 of of IN 43963 772 25 a a DT 43963 772 26 district district NN 43963 772 27 with with IN 43963 772 28 the the DT 43963 772 29 published publish VBN 43963 772 30 geological geological JJ 43963 772 31 map map NN 43963 772 32 in in IN 43963 772 33 his -PRON- PRP$ 43963 772 34 hands hand NNS 43963 772 35 , , , 43963 772 36 selecting select VBG 43963 772 37 a a DT 43963 772 38 country country NN 43963 772 39 which which WDT 43963 772 40 is be VBZ 43963 772 41 not not RB 43963 772 42 characterised characterise VBN 43963 772 43 by by IN 43963 772 44 great great JJ 43963 772 45 intricacy intricacy NN 43963 772 46 of of IN 43963 772 47 geological geological JJ 43963 772 48 structure structure NN 43963 772 49 , , , 43963 772 50 and and CC 43963 772 51 he -PRON- PRP 43963 772 52 can can MD 43963 772 53 then then RB 43963 772 54 attempt attempt VB 43963 772 55 to to TO 43963 772 56 represent represent VB 43963 772 57 the the DT 43963 772 58 geology geology NN 43963 772 59 of of IN 43963 772 60 another another DT 43963 772 61 portion portion NN 43963 772 62 of of IN 43963 772 63 the the DT 43963 772 64 same same JJ 43963 772 65 district district NN 43963 772 66 without without IN 43963 772 67 consulting consult VBG 43963 772 68 the the DT 43963 772 69 published publish VBN 43963 772 70 map map NN 43963 772 71 . . . 43963 773 1 Of of IN 43963 773 2 all all PDT 43963 773 3 the the DT 43963 773 4 districts district NNS 43963 773 5 of of IN 43963 773 6 Britain Britain NNP 43963 773 7 with with IN 43963 773 8 which which WDT 43963 773 9 he -PRON- PRP 43963 773 10 is be VBZ 43963 773 11 acquainted acquaint VBN 43963 773 12 the the DT 43963 773 13 writer writer NN 43963 773 14 believes believe VBZ 43963 773 15 that that IN 43963 773 16 the the DT 43963 773 17 basin basin NN 43963 773 18 of of IN 43963 773 19 the the DT 43963 773 20 river river NN 43963 773 21 Ribble Ribble NNP 43963 773 22 , , , 43963 773 23 in in IN 43963 773 24 the the DT 43963 773 25 neighbourhood neighbourhood NN 43963 773 26 of of IN 43963 773 27 the the DT 43963 773 28 town town NN 43963 773 29 of of IN 43963 773 30 Settle Settle NNP 43963 773 31 in in IN 43963 773 32 the the DT 43963 773 33 West West NNP 43963 773 34 Riding Riding NNP 43963 773 35 of of IN 43963 773 36 Yorkshire Yorkshire NNP 43963 773 37 , , , 43963 773 38 is be VBZ 43963 773 39 best well RBS 43963 773 40 adapted adapt VBN 43963 773 41 for for IN 43963 773 42 studying study VBG 43963 773 43 field field NN 43963 773 44 geology geology NN 43963 773 45 in in IN 43963 773 46 the the DT 43963 773 47 way way NN 43963 773 48 suggested suggest VBN 43963 773 49 above above RB 43963 773 50 , , , 43963 773 51 for for IN 43963 773 52 the the DT 43963 773 53 main main JJ 43963 773 54 geological geological JJ 43963 773 55 features feature NNS 43963 773 56 are be VBP 43963 773 57 marked mark VBN 43963 773 58 by by IN 43963 773 59 extreme extreme JJ 43963 773 60 simplicity simplicity NN 43963 773 61 , , , 43963 773 62 and and CC 43963 773 63 the the DT 43963 773 64 exposures exposure NNS 43963 773 65 are be VBP 43963 773 66 good good JJ 43963 773 67 , , , 43963 773 68 whilst whilst IN 43963 773 69 the the DT 43963 773 70 presence presence NN 43963 773 71 of of IN 43963 773 72 an an DT 43963 773 73 important important JJ 43963 773 74 fault fault NN 43963 773 75 - - HYPH 43963 773 76 system system NN 43963 773 77 and and CC 43963 773 78 of of IN 43963 773 79 a a DT 43963 773 80 great great JJ 43963 773 81 unconformity unconformity NN 43963 773 82 relieve relieve VBP 43963 773 83 the the DT 43963 773 84 area area NN 43963 773 85 from from IN 43963 773 86 monotony monotony NNP 43963 773 87 . . . 43963 774 1 Anyone anyone NN 43963 774 2 who who WP 43963 774 3 stands stand VBZ 43963 774 4 on on IN 43963 774 5 the the DT 43963 774 6 summit summit NN 43963 774 7 of of IN 43963 774 8 Ingleborough Ingleborough NNP 43963 774 9 or or CC 43963 774 10 Penyghent Penyghent NNP 43963 774 11 will will MD 43963 774 12 grasp grasp VB 43963 774 13 the the DT 43963 774 14 main main JJ 43963 774 15 features feature NNS 43963 774 16 of of IN 43963 774 17 a a DT 43963 774 18 portion portion NN 43963 774 19 of of IN 43963 774 20 the the DT 43963 774 21 district district NN 43963 774 22 without without IN 43963 774 23 any any DT 43963 774 24 difficulty difficulty NN 43963 774 25 , , , 43963 774 26 for for IN 43963 774 27 it -PRON- PRP 43963 774 28 lies lie VBZ 43963 774 29 beneath beneath IN 43963 774 30 his -PRON- PRP$ 43963 774 31 feet foot NNS 43963 774 32 like like IN 43963 774 33 a a DT 43963 774 34 geological geological JJ 43963 774 35 model model NN 43963 774 36 , , , 43963 774 37 and and CC 43963 774 38 when when WRB 43963 774 39 the the DT 43963 774 40 student student NN 43963 774 41 has have VBZ 43963 774 42 mastered master VBN 43963 774 43 and and CC 43963 774 44 mapped map VBN 43963 774 45 in in IN 43963 774 46 the the DT 43963 774 47 leading lead VBG 43963 774 48 features feature NNS 43963 774 49 , , , 43963 774 50 he -PRON- PRP 43963 774 51 can can MD 43963 774 52 find find VB 43963 774 53 bits bit NNS 43963 774 54 of of IN 43963 774 55 country country NN 43963 774 56 with with IN 43963 774 57 geology geology NN 43963 774 58 of of IN 43963 774 59 varying vary VBG 43963 774 60 degrees degree NNS 43963 774 61 of of IN 43963 774 62 complexity complexity NN 43963 774 63 amongst amongst IN 43963 774 64 the the DT 43963 774 65 Lower low JJR 43963 774 66 Palæozoic palæozoic JJ 43963 774 67 rocks rock NNS 43963 774 68 of of IN 43963 774 69 the the DT 43963 774 70 valleys valley NNS 43963 774 71 which which WDT 43963 774 72 run run VBP 43963 774 73 down down RP 43963 774 74 to to IN 43963 774 75 Ingleton Ingleton NNP 43963 774 76 , , , 43963 774 77 Clapham Clapham NNP 43963 774 78 , , , 43963 774 79 Austwick Austwick NNP 43963 774 80 and and CC 43963 774 81 Settle Settle NNP 43963 774 82 . . . 43963 775 1 The the DT 43963 775 2 biologist biologist NN 43963 775 3 is be VBZ 43963 775 4 supplied supply VBN 43963 775 5 with with IN 43963 775 6 laboratories laboratory NNS 43963 775 7 at at IN 43963 775 8 home home NN 43963 775 9 and and CC 43963 775 10 abroad abroad RB 43963 775 11 , , , 43963 775 12 where where WRB 43963 775 13 he -PRON- PRP 43963 775 14 may may MD 43963 775 15 study study VB 43963 775 16 his -PRON- PRP$ 43963 775 17 science science NN 43963 775 18 under under IN 43963 775 19 the the DT 43963 775 20 best good JJS 43963 775 21 conditions condition NNS 43963 775 22 . . . 43963 776 1 Would Would MD 43963 776 2 that that IN 43963 776 3 some some DT 43963 776 4 munificent munificent NN 43963 776 5 person person NN 43963 776 6 would would MD 43963 776 7 found find VBN 43963 776 8 , , , 43963 776 9 in in IN 43963 776 10 a a DT 43963 776 11 district district NN 43963 776 12 like like IN 43963 776 13 that that DT 43963 776 14 referred refer VBD 43963 776 15 to to IN 43963 776 16 above above RB 43963 776 17 , , , 43963 776 18 a a DT 43963 776 19 geological geological JJ 43963 776 20 station station NN 43963 776 21 where where WRB 43963 776 22 Cambridge Cambridge NNP 43963 776 23 students student NNS 43963 776 24 would would MD 43963 776 25 have have VB 43963 776 26 the the DT 43963 776 27 means mean NNS 43963 776 28 of of IN 43963 776 29 acquiring acquire VBG 43963 776 30 a a DT 43963 776 31 knowledge knowledge NN 43963 776 32 of of IN 43963 776 33 field field NN 43963 776 34 - - HYPH 43963 776 35 geology geology NN 43963 776 36 under under IN 43963 776 37 conditions condition NNS 43963 776 38 more more RBR 43963 776 39 favourable favourable JJ 43963 776 40 than than IN 43963 776 41 those those DT 43963 776 42 presented present VBN 43963 776 43 by by IN 43963 776 44 the the DT 43963 776 45 flats flat NNS 43963 776 46 around around IN 43963 776 47 the the DT 43963 776 48 sluggish sluggish JJ 43963 776 49 Cam Cam NNP 43963 776 50 ! ! . 43963 777 1 CHAPTER CHAPTER NNP 43963 777 2 IX IX NNP 43963 777 3 . . . 43963 778 1 EVIDENCES evidences NN 43963 778 2 OF of IN 43963 778 3 CONDITIONS conditions NN 43963 778 4 UNDER under IN 43963 778 5 WHICH which WDT 43963 778 6 STRATA STRATA VBD 43963 778 7 WERE be VBD 43963 778 8 FORMED form VBN 43963 778 9 . . . 43963 779 1 The the DT 43963 779 2 establishment establishment NN 43963 779 3 of of IN 43963 779 4 the the DT 43963 779 5 order order NN 43963 779 6 of of IN 43963 779 7 succession succession NN 43963 779 8 of of IN 43963 779 9 the the DT 43963 779 10 strata strata NN 43963 779 11 , , , 43963 779 12 and and CC 43963 779 13 the the DT 43963 779 14 correlation correlation NN 43963 779 15 of of IN 43963 779 16 strata strata NN 43963 779 17 of of IN 43963 779 18 different different JJ 43963 779 19 areas area NNS 43963 779 20 merely merely RB 43963 779 21 pave pave VBP 43963 779 22 the the DT 43963 779 23 way way NN 43963 779 24 for for IN 43963 779 25 the the DT 43963 779 26 geologist geologist NN 43963 779 27 . . . 43963 780 1 To to TO 43963 780 2 write write VB 43963 780 3 the the DT 43963 780 4 history history NN 43963 780 5 of of IN 43963 780 6 the the DT 43963 780 7 earth earth NN 43963 780 8 during during IN 43963 780 9 various various JJ 43963 780 10 geological geological JJ 43963 780 11 ages age NNS 43963 780 12 , , , 43963 780 13 he -PRON- PRP 43963 780 14 has have VBZ 43963 780 15 to to TO 43963 780 16 ascertain ascertain VB 43963 780 17 the the DT 43963 780 18 physical physical JJ 43963 780 19 and and CC 43963 780 20 climatic climatic JJ 43963 780 21 conditions condition NNS 43963 780 22 which which WDT 43963 780 23 prevailed prevail VBD 43963 780 24 during during IN 43963 780 25 the the DT 43963 780 26 successive successive JJ 43963 780 27 geological geological JJ 43963 780 28 periods period NNS 43963 780 29 , , , 43963 780 30 and and CC 43963 780 31 to to TO 43963 780 32 study study VB 43963 780 33 the the DT 43963 780 34 various various JJ 43963 780 35 problems problem NNS 43963 780 36 connected connect VBN 43963 780 37 with with IN 43963 780 38 the the DT 43963 780 39 life life NN 43963 780 40 of of IN 43963 780 41 each each DT 43963 780 42 period period NN 43963 780 43 . . . 43963 781 1 In in IN 43963 781 2 the the DT 43963 781 3 present present JJ 43963 781 4 chapter chapter NN 43963 781 5 an an DT 43963 781 6 attempt attempt NN 43963 781 7 will will MD 43963 781 8 be be VB 43963 781 9 made make VBN 43963 781 10 to to TO 43963 781 11 illustrate illustrate VB 43963 781 12 the the DT 43963 781 13 methods method NNS 43963 781 14 which which WDT 43963 781 15 have have VBP 43963 781 16 been be VBN 43963 781 17 pursued pursue VBN 43963 781 18 in in IN 43963 781 19 order order NN 43963 781 20 to to TO 43963 781 21 write write VB 43963 781 22 to to IN 43963 781 23 the the DT 43963 781 24 fullest full JJS 43963 781 25 degree degree NN 43963 781 26 which which WDT 43963 781 27 is be VBZ 43963 781 28 compatible compatible JJ 43963 781 29 with with IN 43963 781 30 our -PRON- PRP$ 43963 781 31 present present JJ 43963 781 32 knowledge knowledge NN 43963 781 33 , , , 43963 781 34 the the DT 43963 781 35 earth earth NN 43963 781 36 - - HYPH 43963 781 37 history history NN 43963 781 38 of of IN 43963 781 39 various various JJ 43963 781 40 ages age NNS 43963 781 41 of of IN 43963 781 42 the the DT 43963 781 43 past past NN 43963 781 44 . . . 43963 782 1 In in IN 43963 782 2 making make VBG 43963 782 3 this this DT 43963 782 4 attempt attempt NN 43963 782 5 , , , 43963 782 6 the the DT 43963 782 7 physical physical JJ 43963 782 8 and and CC 43963 782 9 climatic climatic JJ 43963 782 10 conditions condition NNS 43963 782 11 may may MD 43963 782 12 be be VB 43963 782 13 first first RB 43963 782 14 considered consider VBN 43963 782 15 , , , 43963 782 16 and and CC 43963 782 17 their -PRON- PRP$ 43963 782 18 consideration consideration NN 43963 782 19 followed follow VBN 43963 782 20 by by IN 43963 782 21 that that DT 43963 782 22 of of IN 43963 782 23 the the DT 43963 782 24 changes change NNS 43963 782 25 in in IN 43963 782 26 the the DT 43963 782 27 faunas fauna NNS 43963 782 28 , , , 43963 782 29 though though IN 43963 782 30 it -PRON- PRP 43963 782 31 will will MD 43963 782 32 frequently frequently RB 43963 782 33 be be VB 43963 782 34 necessary necessary JJ 43963 782 35 to to TO 43963 782 36 refer refer VB 43963 782 37 to to IN 43963 782 38 one one CD 43963 782 39 set set NN 43963 782 40 of of IN 43963 782 41 conditions condition NNS 43963 782 42 as as IN 43963 782 43 illustrative illustrative JJ 43963 782 44 of of IN 43963 782 45 the the DT 43963 782 46 other other JJ 43963 782 47 . . . 43963 783 1 It -PRON- PRP 43963 783 2 will will MD 43963 783 3 be be VB 43963 783 4 assumed assume VBN 43963 783 5 here here RB 43963 783 6 that that IN 43963 783 7 the the DT 43963 783 8 great great JJ 43963 783 9 principle principle NN 43963 783 10 of of IN 43963 783 11 geology geology NN 43963 783 12 , , , 43963 783 13 that that IN 43963 783 14 the the DT 43963 783 15 modern modern JJ 43963 783 16 changes change NNS 43963 783 17 of of IN 43963 783 18 the the DT 43963 783 19 earth earth NN 43963 783 20 and and CC 43963 783 21 its -PRON- PRP$ 43963 783 22 inhabitants inhabitant NNS 43963 783 23 are be VBP 43963 783 24 illustrative illustrative JJ 43963 783 25 of of IN 43963 783 26 past past JJ 43963 783 27 changes change NNS 43963 783 28 , , , 43963 783 29 is be VBZ 43963 783 30 rigidly rigidly RB 43963 783 31 true true JJ 43963 783 32 . . . 43963 784 1 Reference reference NN 43963 784 2 will will MD 43963 784 3 be be VB 43963 784 4 made make VBN 43963 784 5 to to IN 43963 784 6 this this DT 43963 784 7 principle principle NN 43963 784 8 in in IN 43963 784 9 a a DT 43963 784 10 later later JJ 43963 784 11 chapter chapter NN 43963 784 12 , , , 43963 784 13 but but CC 43963 784 14 it -PRON- PRP 43963 784 15 is be VBZ 43963 784 16 sufficient sufficient JJ 43963 784 17 to to TO 43963 784 18 state state NN 43963 784 19 here here RB 43963 784 20 that that IN 43963 784 21 the the DT 43963 784 22 study study NN 43963 784 23 of of IN 43963 784 24 the the DT 43963 784 25 sediments sediment NNS 43963 784 26 which which WDT 43963 784 27 have have VBP 43963 784 28 been be VBN 43963 784 29 deposited deposit VBN 43963 784 30 from from IN 43963 784 31 the the DT 43963 784 32 commencement commencement NN 43963 784 33 of of IN 43963 784 34 Lower low JJR 43963 784 35 Palæozoic Palæozoic NNP 43963 784 36 times time NNS 43963 784 37 to to IN 43963 784 38 the the DT 43963 784 39 times time NNS 43963 784 40 in in IN 43963 784 41 which which WDT 43963 784 42 we -PRON- PRP 43963 784 43 now now RB 43963 784 44 live live VBP 43963 784 45 bear bear VBP 43963 784 46 the the DT 43963 784 47 marks mark NNS 43963 784 48 of of IN 43963 784 49 having have VBG 43963 784 50 been be VBN 43963 784 51 formed form VBN 43963 784 52 under under IN 43963 784 53 physical physical JJ 43963 784 54 conditions condition NNS 43963 784 55 , , , 43963 784 56 which which WDT 43963 784 57 , , , 43963 784 58 in in IN 43963 784 59 the the DT 43963 784 60 main main JJ 43963 784 61 , , , 43963 784 62 are be VBP 43963 784 63 similar similar JJ 43963 784 64 in in IN 43963 784 65 kind kind NN 43963 784 66 to to IN 43963 784 67 those those DT 43963 784 68 which which WDT 43963 784 69 prevail prevail VBP 43963 784 70 upon upon IN 43963 784 71 some some DT 43963 784 72 part part NN 43963 784 73 of of IN 43963 784 74 the the DT 43963 784 75 surface surface NN 43963 784 76 of of IN 43963 784 77 the the DT 43963 784 78 lithosphere lithosphere NNP 43963 784 79 at at IN 43963 784 80 the the DT 43963 784 81 present present JJ 43963 784 82 day day NN 43963 784 83 . . . 43963 785 1 One one CD 43963 785 2 of of IN 43963 785 3 the the DT 43963 785 4 most most RBS 43963 785 5 important important JJ 43963 785 6 inferences inference NNS 43963 785 7 of of IN 43963 785 8 the the DT 43963 785 9 stratigrapher stratigrapher NN 43963 785 10 relates relate VBZ 43963 785 11 to to IN 43963 785 12 the the DT 43963 785 13 existence existence NN 43963 785 14 of of IN 43963 785 15 marine marine JJ 43963 785 16 or or CC 43963 785 17 terrestrial terrestrial JJ 43963 785 18 conditions condition NNS 43963 785 19 over over IN 43963 785 20 an an DT 43963 785 21 area area NN 43963 785 22 at at IN 43963 785 23 any any DT 43963 785 24 particular particular JJ 43963 785 25 time time NN 43963 785 26 , , , 43963 785 27 and and CC 43963 785 28 we -PRON- PRP 43963 785 29 may may MD 43963 785 30 , , , 43963 785 31 in in IN 43963 785 32 the the DT 43963 785 33 first first JJ 43963 785 34 place place NN 43963 785 35 , , , 43963 785 36 consider consider VB 43963 785 37 the the DT 43963 785 38 evidence evidence NN 43963 785 39 which which WDT 43963 785 40 supplies supply VBZ 43963 785 41 us -PRON- PRP 43963 785 42 with with IN 43963 785 43 a a DT 43963 785 44 clue clue NN 43963 785 45 to to IN 43963 785 46 this this DT 43963 785 47 subject subject NN 43963 785 48 . . . 43963 786 1 It -PRON- PRP 43963 786 2 has have VBZ 43963 786 3 been be VBN 43963 786 4 previously previously RB 43963 786 5 stated state VBN 43963 786 6 that that IN 43963 786 7 the the DT 43963 786 8 ocean ocean NN 43963 786 9 is be VBZ 43963 786 10 essentially essentially RB 43963 786 11 the the DT 43963 786 12 theatre theatre NN 43963 786 13 of of IN 43963 786 14 deposition deposition NNP 43963 786 15 , , , 43963 786 16 the the DT 43963 786 17 land land NN 43963 786 18 that that WDT 43963 786 19 of of IN 43963 786 20 destruction destruction NN 43963 786 21 , , , 43963 786 22 and and CC 43963 786 23 accordingly accordingly RB 43963 786 24 , , , 43963 786 25 the the DT 43963 786 26 presence presence NN 43963 786 27 of of IN 43963 786 28 deposit deposit NN 43963 786 29 as as IN 43963 786 30 a a DT 43963 786 31 general general JJ 43963 786 32 rule rule NN 43963 786 33 indicates indicate VBZ 43963 786 34 the the DT 43963 786 35 evidence evidence NN 43963 786 36 of of IN 43963 786 37 marine marine JJ 43963 786 38 conditions condition NNS 43963 786 39 during during IN 43963 786 40 the the DT 43963 786 41 formation formation NN 43963 786 42 of of IN 43963 786 43 those those DT 43963 786 44 deposits deposit NNS 43963 786 45 , , , 43963 786 46 though though IN 43963 786 47 this this DT 43963 786 48 is be VBZ 43963 786 49 not not RB 43963 786 50 universally universally RB 43963 786 51 the the DT 43963 786 52 case case NN 43963 786 53 . . . 43963 787 1 Again again RB 43963 787 2 , , , 43963 787 3 as as IN 43963 787 4 denudation denudation NN 43963 787 5 is be VBZ 43963 787 6 practically practically RB 43963 787 7 confined confine VBN 43963 787 8 to to IN 43963 787 9 the the DT 43963 787 10 land land NN 43963 787 11 areas area NNS 43963 787 12 , , , 43963 787 13 and and CC 43963 787 14 the the DT 43963 787 15 shallow shallow NN 43963 787 16 - - HYPH 43963 787 17 waters water NNS 43963 787 18 at at IN 43963 787 19 their -PRON- PRP$ 43963 787 20 margins margin NNS 43963 787 21 , , , 43963 787 22 unconformity unconformity NN 43963 787 23 on on IN 43963 787 24 a a DT 43963 787 25 large large JJ 43963 787 26 scale scale NN 43963 787 27 gives give VBZ 43963 787 28 evidence evidence NN 43963 787 29 of of IN 43963 787 30 the the DT 43963 787 31 existence existence NN 43963 787 32 of of IN 43963 787 33 terrestrial terrestrial JJ 43963 787 34 conditions condition NNS 43963 787 35 in in IN 43963 787 36 the the DT 43963 787 37 area area NN 43963 787 38 in in IN 43963 787 39 which which WDT 43963 787 40 it -PRON- PRP 43963 787 41 is be VBZ 43963 787 42 developed develop VBN 43963 787 43 , , , 43963 787 44 during during IN 43963 787 45 its -PRON- PRP$ 43963 787 46 production production NN 43963 787 47 . . . 43963 788 1 Accordingly accordingly RB 43963 788 2 a a DT 43963 788 3 mass mass NN 43963 788 4 of of IN 43963 788 5 deposit deposit NN 43963 788 6 separated separate VBN 43963 788 7 from from IN 43963 788 8 deposits deposit NNS 43963 788 9 above above IN 43963 788 10 and and CC 43963 788 11 below below RB 43963 788 12 by by IN 43963 788 13 marked marked JJ 43963 788 14 unconformities unconformitie NNS 43963 788 15 shows show VBZ 43963 788 16 the the DT 43963 788 17 alternation alternation NN 43963 788 18 of of IN 43963 788 19 terrestrial terrestrial JJ 43963 788 20 conditions condition NNS 43963 788 21 ( ( -LRB- 43963 788 22 during during IN 43963 788 23 which which WDT 43963 788 24 the the DT 43963 788 25 unconformity unconformity NN 43963 788 26 was be VBD 43963 788 27 produced produce VBN 43963 788 28 ) ) -RRB- 43963 788 29 and and CC 43963 788 30 marine marine JJ 43963 788 31 conditions condition NNS 43963 788 32 ( ( -LRB- 43963 788 33 during during IN 43963 788 34 which which WDT 43963 788 35 the the DT 43963 788 36 deposits deposit NNS 43963 788 37 were be VBD 43963 788 38 laid lay VBN 43963 788 39 down down RP 43963 788 40 ) ) -RRB- 43963 788 41 . . . 43963 789 1 The the DT 43963 789 2 deposits deposit NNS 43963 789 3 formed form VBN 43963 789 4 after after IN 43963 789 5 an an DT 43963 789 6 unconformity unconformity NN 43963 789 7 has have VBZ 43963 789 8 been be VBN 43963 789 9 developed develop VBN 43963 789 10 will will MD 43963 789 11 naturally naturally RB 43963 789 12 be be VB 43963 789 13 of of IN 43963 789 14 shallow shallow JJ 43963 789 15 - - HYPH 43963 789 16 water water NN 43963 789 17 character character NN 43963 789 18 , , , 43963 789 19 as as IN 43963 789 20 will will MD 43963 789 21 also also RB 43963 789 22 be be VB 43963 789 23 those those DT 43963 789 24 of of IN 43963 789 25 the the DT 43963 789 26 period period NN 43963 789 27 immediately immediately RB 43963 789 28 preceding precede VBG 43963 789 29 the the DT 43963 789 30 incoming incoming NN 43963 789 31 of of IN 43963 789 32 conditions condition NNS 43963 789 33 which which WDT 43963 789 34 will will MD 43963 789 35 cause cause VB 43963 789 36 the the DT 43963 789 37 occurrence occurrence NN 43963 789 38 of of IN 43963 789 39 another another DT 43963 789 40 unconformity unconformity NN 43963 789 41 , , , 43963 789 42 and and CC 43963 789 43 between between IN 43963 789 44 these these DT 43963 789 45 two two CD 43963 789 46 shallow shallow JJ 43963 789 47 - - HYPH 43963 789 48 water water NN 43963 789 49 periods period NNS 43963 789 50 will will MD 43963 789 51 occur occur VB 43963 789 52 a a DT 43963 789 53 period period NN 43963 789 54 when when WRB 43963 789 55 deeper deep JJR 43963 789 56 - - HYPH 43963 789 57 water water NN 43963 789 58 conditions condition NNS 43963 789 59 probably probably RB 43963 789 60 prevailed prevail VBD 43963 789 61 . . . 43963 790 1 We -PRON- PRP 43963 790 2 can can MD 43963 790 3 therefore therefore RB 43963 790 4 not not RB 43963 790 5 only only RB 43963 790 6 divide divide VB 43963 790 7 the the DT 43963 790 8 history history NN 43963 790 9 of of IN 43963 790 10 any any DT 43963 790 11 particular particular JJ 43963 790 12 area area NN 43963 790 13 into into IN 43963 790 14 a a DT 43963 790 15 series series NN 43963 790 16 of of IN 43963 790 17 chapters chapter NNS 43963 790 18 , , , 43963 790 19 of of IN 43963 790 20 which which WDT 43963 790 21 every every DT 43963 790 22 two two CD 43963 790 23 successive successive JJ 43963 790 24 ones one NNS 43963 790 25 will will MD 43963 790 26 describe describe VB 43963 790 27 a a DT 43963 790 28 continental continental JJ 43963 790 29 period period NN 43963 790 30 and and CC 43963 790 31 a a DT 43963 790 32 marine marine JJ 43963 790 33 one one NN 43963 790 34 , , , 43963 790 35 but but CC 43963 790 36 each each DT 43963 790 37 marine marine JJ 43963 790 38 period period NN 43963 790 39 may may MD 43963 790 40 be be VB 43963 790 41 divided divide VBN 43963 790 42 into into IN 43963 790 43 three three CD 43963 790 44 phases phase NNS 43963 790 45 -- -- : 43963 790 46 a a DT 43963 790 47 shallow shallow JJ 43963 790 48 - - HYPH 43963 790 49 water water NN 43963 790 50 phase phase NN 43963 790 51 at at IN 43963 790 52 the the DT 43963 790 53 commencement commencement NN 43963 790 54 , , , 43963 790 55 an an DT 43963 790 56 intermediate intermediate JJ 43963 790 57 deeper deep JJR 43963 790 58 - - HYPH 43963 790 59 water water NN 43963 790 60 phase phase NN 43963 790 61 , , , 43963 790 62 and and CC 43963 790 63 a a DT 43963 790 64 shallow shallow JJ 43963 790 65 - - HYPH 43963 790 66 water water NN 43963 790 67 phase phase NN 43963 790 68 at at IN 43963 790 69 the the DT 43963 790 70 end end NN 43963 790 71 . . . 43963 791 1 These these DT 43963 791 2 phases phase NNS 43963 791 3 are be VBP 43963 791 4 frequently frequently RB 43963 791 5 complicated complicate VBN 43963 791 6 by by IN 43963 791 7 the the DT 43963 791 8 occurrence occurrence NN 43963 791 9 of of IN 43963 791 10 a a DT 43963 791 11 host host NN 43963 791 12 of of IN 43963 791 13 minor minor JJ 43963 791 14 changes change NNS 43963 791 15 , , , 43963 791 16 but but CC 43963 791 17 on on IN 43963 791 18 eliminating eliminate VBG 43963 791 19 these these DT 43963 791 20 , , , 43963 791 21 the the DT 43963 791 22 effects effect NNS 43963 791 23 of of IN 43963 791 24 the the DT 43963 791 25 three three CD 43963 791 26 great great JJ 43963 791 27 phases phase NNS 43963 791 28 are be VBP 43963 791 29 shown show VBN 43963 791 30 by by IN 43963 791 31 study study NN 43963 791 32 of of IN 43963 791 33 the the DT 43963 791 34 nature nature NN 43963 791 35 of of IN 43963 791 36 the the DT 43963 791 37 strata strata NN 43963 791 38 , , , 43963 791 39 and and CC 43963 791 40 their -PRON- PRP$ 43963 791 41 recognition recognition NN 43963 791 42 does do VBZ 43963 791 43 much much RB 43963 791 44 to to TO 43963 791 45 simplify simplify VB 43963 791 46 the the DT 43963 791 47 detailed detailed JJ 43963 791 48 study study NN 43963 791 49 of of IN 43963 791 50 the the DT 43963 791 51 stratigraphical stratigraphical JJ 43963 791 52 geology geology NN 43963 791 53 of of IN 43963 791 54 various various JJ 43963 791 55 parts part NNS 43963 791 56 of of IN 43963 791 57 the the DT 43963 791 58 earth earth NN 43963 791 59 's 's POS 43963 791 60 surface surface NN 43963 791 61 . . . 43963 792 1 In in IN 43963 792 2 discriminating discriminate VBG 43963 792 3 between between IN 43963 792 4 terrestrial terrestrial JJ 43963 792 5 conditions condition NNS 43963 792 6 and and CC 43963 792 7 marine marine JJ 43963 792 8 ones one NNS 43963 792 9 , , , 43963 792 10 the the DT 43963 792 11 existence existence NN 43963 792 12 of of IN 43963 792 13 unconformities unconformitie NNS 43963 792 14 is be VBZ 43963 792 15 of of IN 43963 792 16 great great JJ 43963 792 17 importance importance NN 43963 792 18 in in IN 43963 792 19 marking mark VBG 43963 792 20 terrestrial terrestrial JJ 43963 792 21 conditions condition NNS 43963 792 22 and and CC 43963 792 23 is be VBZ 43963 792 24 often often RB 43963 792 25 the the DT 43963 792 26 only only JJ 43963 792 27 available available JJ 43963 792 28 evidence evidence NN 43963 792 29 , , , 43963 792 30 for for IN 43963 792 31 no no DT 43963 792 32 accumulations accumulation NNS 43963 792 33 or or CC 43963 792 34 deposits deposit NNS 43963 792 35 formed form VBN 43963 792 36 on on IN 43963 792 37 the the DT 43963 792 38 land land NN 43963 792 39 may may MD 43963 792 40 be be VB 43963 792 41 preserved preserve VBN 43963 792 42 to to TO 43963 792 43 testify testify VB 43963 792 44 to to IN 43963 792 45 the the DT 43963 792 46 terrestrial terrestrial JJ 43963 792 47 conditions[31 conditions[31 NN 43963 792 48 ] ] -RRB- 43963 792 49 . . . 43963 793 1 When when WRB 43963 793 2 terrestrial terrestrial JJ 43963 793 3 deposits deposit NNS 43963 793 4 and and CC 43963 793 5 accumulations accumulation NNS 43963 793 6 do do VBP 43963 793 7 occur occur VB 43963 793 8 , , , 43963 793 9 they -PRON- PRP 43963 793 10 are be VBP 43963 793 11 extremely extremely RB 43963 793 12 important important JJ 43963 793 13 , , , 43963 793 14 and and CC 43963 793 15 it -PRON- PRP 43963 793 16 is be VBZ 43963 793 17 necessary necessary JJ 43963 793 18 to to TO 43963 793 19 allude allude VB 43963 793 20 to to IN 43963 793 21 the the DT 43963 793 22 points point NNS 43963 793 23 wherein wherein WRB 43963 793 24 they -PRON- PRP 43963 793 25 differ differ VBP 43963 793 26 from from IN 43963 793 27 marine marine JJ 43963 793 28 deposits deposit NNS 43963 793 29 . . . 43963 794 1 [ [ -LRB- 43963 794 2 Footnote Footnote NNP 43963 794 3 31 31 CD 43963 794 4 : : : 43963 794 5 The the DT 43963 794 6 term term NN 43963 794 7 terrestrial terrestrial JJ 43963 794 8 is be VBZ 43963 794 9 used use VBN 43963 794 10 above above RB 43963 794 11 in in IN 43963 794 12 opposition opposition NN 43963 794 13 to to IN 43963 794 14 marine marine NNP 43963 794 15 , , , 43963 794 16 to to TO 43963 794 17 include include VB 43963 794 18 the the DT 43963 794 19 conditions condition NNS 43963 794 20 prevalent prevalent JJ 43963 794 21 above above IN 43963 794 22 sea sea NN 43963 794 23 - - HYPH 43963 794 24 level level NN 43963 794 25 . . . 43963 795 1 The the DT 43963 795 2 term term NN 43963 795 3 continental continental NN 43963 795 4 would would MD 43963 795 5 be be VB 43963 795 6 better well JJR 43963 795 7 if if IN 43963 795 8 it -PRON- PRP 43963 795 9 did do VBD 43963 795 10 not not RB 43963 795 11 exclude exclude VB 43963 795 12 insular insular JJ 43963 795 13 conditions condition NNS 43963 795 14 . . . 43963 796 1 Accordingly accordingly RB 43963 796 2 deposits deposit NNS 43963 796 3 formed form VBN 43963 796 4 in in IN 43963 796 5 rivers river NNS 43963 796 6 , , , 43963 796 7 and and CC 43963 796 8 fresh fresh JJ 43963 796 9 - - HYPH 43963 796 10 water water NN 43963 796 11 and and CC 43963 796 12 salt salt NN 43963 796 13 - - HYPH 43963 796 14 water water NN 43963 796 15 lakes lake NNS 43963 796 16 are be VBP 43963 796 17 spoken speak VBN 43963 796 18 of of IN 43963 796 19 as as IN 43963 796 20 terrestrial terrestrial JJ 43963 796 21 . . . 43963 796 22 ] ] -RRB- 43963 797 1 Apart apart RB 43963 797 2 from from IN 43963 797 3 organic organic JJ 43963 797 4 contents content NNS 43963 797 5 , , , 43963 797 6 the the DT 43963 797 7 mechanically mechanically RB 43963 797 8 formed form VBN 43963 797 9 deposits deposit NNS 43963 797 10 of of IN 43963 797 11 rivers river NNS 43963 797 12 and and CC 43963 797 13 lakes lake NNS 43963 797 14 resemble resemble VBP 43963 797 15 in in IN 43963 797 16 general general JJ 43963 797 17 characters character NNS 43963 797 18 the the DT 43963 797 19 shallow shallow JJ 43963 797 20 - - HYPH 43963 797 21 water water NN 43963 797 22 deposits deposit NNS 43963 797 23 of of IN 43963 797 24 the the DT 43963 797 25 ocean ocean NN 43963 797 26 , , , 43963 797 27 though though IN 43963 797 28 they -PRON- PRP 43963 797 29 are be VBP 43963 797 30 usually usually RB 43963 797 31 less less RBR 43963 797 32 widely widely RB 43963 797 33 distributed distribute VBN 43963 797 34 . . . 43963 798 1 It -PRON- PRP 43963 798 2 is be VBZ 43963 798 3 the the DT 43963 798 4 accumulations accumulation NNS 43963 798 5 which which WDT 43963 798 6 have have VBP 43963 798 7 actually actually RB 43963 798 8 been be VBN 43963 798 9 formed form VBN 43963 798 10 as as IN 43963 798 11 æolian æolian JJ 43963 798 12 rocks rock NNS 43963 798 13 , , , 43963 798 14 or or CC 43963 798 15 those those DT 43963 798 16 which which WDT 43963 798 17 have have VBP 43963 798 18 been be VBN 43963 798 19 laid lay VBN 43963 798 20 down down RP 43963 798 21 as as IN 43963 798 22 chemical chemical JJ 43963 798 23 precipitates precipitate NNS 43963 798 24 in in IN 43963 798 25 salt salt NN 43963 798 26 - - HYPH 43963 798 27 lakes lake NNS 43963 798 28 which which WDT 43963 798 29 , , , 43963 798 30 by by IN 43963 798 31 study study NN 43963 798 32 of of IN 43963 798 33 lithological lithological JJ 43963 798 34 characters character NNS 43963 798 35 , , , 43963 798 36 furnish furnish VB 43963 798 37 the the DT 43963 798 38 most most RBS 43963 798 39 convincing convincing JJ 43963 798 40 evidence evidence NN 43963 798 41 of of IN 43963 798 42 their -PRON- PRP$ 43963 798 43 terrestrial terrestrial JJ 43963 798 44 origin origin NN 43963 798 45 . . . 43963 799 1 Many many JJ 43963 799 2 æolian æolian JJ 43963 799 3 accumulations accumulation NNS 43963 799 4 may may MD 43963 799 5 be be VB 43963 799 6 looked look VBN 43963 799 7 upon upon IN 43963 799 8 as as IN 43963 799 9 soils soil NNS 43963 799 10 , , , 43963 799 11 if if IN 43963 799 12 the the DT 43963 799 13 term term NN 43963 799 14 soil soil NN 43963 799 15 be be VB 43963 799 16 used use VBN 43963 799 17 in in IN 43963 799 18 a a DT 43963 799 19 special special JJ 43963 799 20 sense sense NN 43963 799 21 to to TO 43963 799 22 refer refer VB 43963 799 23 to to IN 43963 799 24 the the DT 43963 799 25 accumulations accumulation NNS 43963 799 26 which which WDT 43963 799 27 are be VBP 43963 799 28 produced produce VBN 43963 799 29 as as IN 43963 799 30 the the DT 43963 799 31 result result NN 43963 799 32 of of IN 43963 799 33 the the DT 43963 799 34 excess excess NN 43963 799 35 of of IN 43963 799 36 disintegration disintegration NN 43963 799 37 over over IN 43963 799 38 transportation transportation NN 43963 799 39 in in IN 43963 799 40 an an DT 43963 799 41 area area NN 43963 799 42 , , , 43963 799 43 whilst whilst IN 43963 799 44 others other NNS 43963 799 45 are be VBP 43963 799 46 due due JJ 43963 799 47 to to IN 43963 799 48 transport transport NN 43963 799 49 which which WDT 43963 799 50 has have VBZ 43963 799 51 not not RB 43963 799 52 been be VBN 43963 799 53 sufficiently sufficiently RB 43963 799 54 effective effective JJ 43963 799 55 to to TO 43963 799 56 carry carry VB 43963 799 57 the the DT 43963 799 58 material material NN 43963 799 59 to to IN 43963 799 60 the the DT 43963 799 61 sea sea NN 43963 799 62 . . . 43963 800 1 When when WRB 43963 800 2 the the DT 43963 800 3 weathered weather VBN 43963 800 4 material material NN 43963 800 5 accumulates accumulate NNS 43963 800 6 above above IN 43963 800 7 the the DT 43963 800 8 weathered weather VBN 43963 800 9 rock rock NN 43963 800 10 , , , 43963 800 11 it -PRON- PRP 43963 800 12 depends depend VBZ 43963 800 13 chiefly chiefly RB 43963 800 14 upon upon IN 43963 800 15 climate climate NN 43963 800 16 whether whether IN 43963 800 17 the the DT 43963 800 18 disintegrated disintegrate VBN 43963 800 19 rock rock NN 43963 800 20 becomes become VBZ 43963 800 21 mingled mingle VBN 43963 800 22 with with IN 43963 800 23 much much RB 43963 800 24 decayed decay VBN 43963 800 25 organic organic JJ 43963 800 26 matter matter NN 43963 800 27 forming form VBG 43963 800 28 humus humus NNP 43963 800 29 . . . 43963 801 1 If if IN 43963 801 2 this this DT 43963 801 3 organic organic JJ 43963 801 4 matter matter NN 43963 801 5 exists exist VBZ 43963 801 6 in in IN 43963 801 7 quantity quantity NN 43963 801 8 , , , 43963 801 9 the the DT 43963 801 10 probability probability NN 43963 801 11 is be VBZ 43963 801 12 that that IN 43963 801 13 the the DT 43963 801 14 accumulation accumulation NN 43963 801 15 is be VBZ 43963 801 16 a a DT 43963 801 17 terrestrial terrestrial JJ 43963 801 18 one one NN 43963 801 19 , , , 43963 801 20 though though IN 43963 801 21 this this DT 43963 801 22 is be VBZ 43963 801 23 by by IN 43963 801 24 no no DT 43963 801 25 means mean NNS 43963 801 26 necessarily necessarily RB 43963 801 27 the the DT 43963 801 28 case case NN 43963 801 29 , , , 43963 801 30 for for IN 43963 801 31 under under IN 43963 801 32 exceptional exceptional JJ 43963 801 33 circumstances circumstance NNS 43963 801 34 a a DT 43963 801 35 good good JJ 43963 801 36 deal deal NN 43963 801 37 of of IN 43963 801 38 humus humus NN 43963 801 39 may may MD 43963 801 40 be be VB 43963 801 41 deposited deposit VBN 43963 801 42 in in IN 43963 801 43 the the DT 43963 801 44 sea sea NN 43963 801 45 , , , 43963 801 46 as as IN 43963 801 47 beneath beneath IN 43963 801 48 the the DT 43963 801 49 mangrove mangrove NN 43963 801 50 - - HYPH 43963 801 51 swamps swamp NNS 43963 801 52 which which WDT 43963 801 53 line line VBP 43963 801 54 the the DT 43963 801 55 coasts coast NNS 43963 801 56 of of IN 43963 801 57 some some DT 43963 801 58 regions region NNS 43963 801 59 , , , 43963 801 60 and and CC 43963 801 61 to to TO 43963 801 62 go go VB 43963 801 63 further further RB 43963 801 64 back back RB 43963 801 65 , , , 43963 801 66 in in IN 43963 801 67 the the DT 43963 801 68 case case NN 43963 801 69 of of IN 43963 801 70 the the DT 43963 801 71 Cromer Cromer NNP 43963 801 72 Forest Forest NNP 43963 801 73 series series NN 43963 801 74 of of IN 43963 801 75 Pliocene Pliocene NNP 43963 801 76 times time NNS 43963 801 77 , , , 43963 801 78 or or CC 43963 801 79 some some DT 43963 801 80 coals coal NNS 43963 801 81 , , , 43963 801 82 such such JJ 43963 801 83 as as IN 43963 801 84 the the DT 43963 801 85 Wigan Wigan NNP 43963 801 86 Cannel Cannel NNP 43963 801 87 Coal Coal NNP 43963 801 88 of of IN 43963 801 89 the the DT 43963 801 90 Carboniferous carboniferous JJ 43963 801 91 strata strata NN 43963 801 92 . . . 43963 802 1 In in IN 43963 802 2 addition addition NN 43963 802 3 to to IN 43963 802 4 the the DT 43963 802 5 work work NN 43963 802 6 of of IN 43963 802 7 water water NN 43963 802 8 , , , 43963 802 9 which which WDT 43963 802 10 affects affect VBZ 43963 802 11 both both DT 43963 802 12 land land NN 43963 802 13 and and CC 43963 802 14 sea sea NN 43963 802 15 - - HYPH 43963 802 16 deposits deposit NNS 43963 802 17 , , , 43963 802 18 the the DT 43963 802 19 land land NN 43963 802 20 is be VBZ 43963 802 21 especially especially RB 43963 802 22 characterised characterise VBN 43963 802 23 by by IN 43963 802 24 the the DT 43963 802 25 operations operation NNS 43963 802 26 of of IN 43963 802 27 wind wind NN 43963 802 28 and and CC 43963 802 29 frost frost VB 43963 802 30 upon upon IN 43963 802 31 it -PRON- PRP 43963 802 32 , , , 43963 802 33 for for IN 43963 802 34 these these DT 43963 802 35 produce produce NN 43963 802 36 results result NNS 43963 802 37 which which WDT 43963 802 38 may may MD 43963 802 39 frequently frequently RB 43963 802 40 serve serve VB 43963 802 41 to to TO 43963 802 42 differentiate differentiate VB 43963 802 43 a a DT 43963 802 44 land land NN 43963 802 45 - - HYPH 43963 802 46 accumulation accumulation NN 43963 802 47 from from IN 43963 802 48 a a DT 43963 802 49 deposit deposit NN 43963 802 50 laid lay VBN 43963 802 51 down down RP 43963 802 52 beneath beneath IN 43963 802 53 sea sea NN 43963 802 54 - - HYPH 43963 802 55 level level NN 43963 802 56 . . . 43963 803 1 The the DT 43963 803 2 effect effect NN 43963 803 3 of of IN 43963 803 4 wind wind NN 43963 803 5 in in IN 43963 803 6 rounding round VBG 43963 803 7 the the DT 43963 803 8 grains grain NNS 43963 803 9 of of IN 43963 803 10 sand sand NN 43963 803 11 which which WDT 43963 803 12 are be VBP 43963 803 13 blown blow VBN 43963 803 14 by by IN 43963 803 15 it -PRON- PRP 43963 803 16 is be VBZ 43963 803 17 well well RB 43963 803 18 - - HYPH 43963 803 19 known know VBN 43963 803 20 , , , 43963 803 21 and and CC 43963 803 22 samples sample NNS 43963 803 23 of of IN 43963 803 24 the the DT 43963 803 25 ' ' `` 43963 803 26 millet millet NN 43963 803 27 - - HYPH 43963 803 28 seed seed NN 43963 803 29 ' ' '' 43963 803 30 sands sand NNS 43963 803 31 of of IN 43963 803 32 desert desert NN 43963 803 33 regions region NNS 43963 803 34 are be VBP 43963 803 35 preserved preserve VBN 43963 803 36 in in IN 43963 803 37 most most JJS 43963 803 38 museums museum NNS 43963 803 39 . . . 43963 804 1 The the DT 43963 804 2 greater great JJR 43963 804 3 rounding rounding NN 43963 804 4 which which WDT 43963 804 5 characterises characterise VBZ 43963 804 6 wind wind NN 43963 804 7 - - HYPH 43963 804 8 borne bear VBN 43963 804 9 as as IN 43963 804 10 compared compare VBN 43963 804 11 with with IN 43963 804 12 water water NN 43963 804 13 - - HYPH 43963 804 14 borne bear VBN 43963 804 15 sand sand NN 43963 804 16 grains grain NNS 43963 804 17 is be VBZ 43963 804 18 due due JJ 43963 804 19 , , , 43963 804 20 in in IN 43963 804 21 great great JJ 43963 804 22 measure measure NN 43963 804 23 , , , 43963 804 24 to to IN 43963 804 25 the the DT 43963 804 26 greater great JJR 43963 804 27 friction friction NN 43963 804 28 between between IN 43963 804 29 the the DT 43963 804 30 grains grain NNS 43963 804 31 when when WRB 43963 804 32 carried carry VBN 43963 804 33 by by IN 43963 804 34 the the DT 43963 804 35 air air NN 43963 804 36 than than IN 43963 804 37 when when WRB 43963 804 38 swept sweep VBN 43963 804 39 along along IN 43963 804 40 by by IN 43963 804 41 the the DT 43963 804 42 water water NN 43963 804 43 . . . 43963 805 1 Under under IN 43963 805 2 favourable favourable JJ 43963 805 3 circumstances circumstance NNS 43963 805 4 water water NN 43963 805 5 - - HYPH 43963 805 6 worn wear VBN 43963 805 7 grains grain NNS 43963 805 8 may may MD 43963 805 9 become become VB 43963 805 10 rounded rounded JJ 43963 805 11 , , , 43963 805 12 especially especially RB 43963 805 13 when when WRB 43963 805 14 agitated agitate VBN 43963 805 15 by by IN 43963 805 16 gentle gentle JJ 43963 805 17 currents current NNS 43963 805 18 sweeping sweep VBG 43963 805 19 over over IN 43963 805 20 a a DT 43963 805 21 shoal[32 shoal[32 NN 43963 805 22 ] ] -RRB- 43963 805 23 ; ; : 43963 805 24 but but CC 43963 805 25 a a DT 43963 805 26 large large JJ 43963 805 27 mass mass NN 43963 805 28 of of IN 43963 805 29 sand sand NN 43963 805 30 , , , 43963 805 31 in in IN 43963 805 32 which which WDT 43963 805 33 most most JJS 43963 805 34 of of IN 43963 805 35 the the DT 43963 805 36 grains grain NNS 43963 805 37 have have VBP 43963 805 38 undergone undergo VBN 43963 805 39 much much JJ 43963 805 40 rounding round VBG 43963 805 41 so so IN 43963 805 42 as as IN 43963 805 43 to to TO 43963 805 44 give give VB 43963 805 45 rise rise NN 43963 805 46 to to IN 43963 805 47 ' ' `` 43963 805 48 millet millet NN 43963 805 49 - - HYPH 43963 805 50 seed seed NN 43963 805 51 ' ' '' 43963 805 52 sand sand NN 43963 805 53 , , , 43963 805 54 will will MD 43963 805 55 nevertheless nevertheless RB 43963 805 56 be be VB 43963 805 57 probably probably RB 43963 805 58 formed form VBN 43963 805 59 by by IN 43963 805 60 wind wind NN 43963 805 61 - - HYPH 43963 805 62 action action NN 43963 805 63 except except IN 43963 805 64 where where WRB 43963 805 65 a a DT 43963 805 66 marine marine JJ 43963 805 67 deposit deposit NN 43963 805 68 is be VBZ 43963 805 69 formed form VBN 43963 805 70 of of IN 43963 805 71 material material NN 43963 805 72 largely largely RB 43963 805 73 derived derive VBN 43963 805 74 from from IN 43963 805 75 an an DT 43963 805 76 earlier early JJR 43963 805 77 æolian æolian JJ 43963 805 78 one one NN 43963 805 79 . . . 43963 806 1 The the DT 43963 806 2 effect effect NN 43963 806 3 of of IN 43963 806 4 frost frost NN 43963 806 5 is be VBZ 43963 806 6 to to TO 43963 806 7 split split VB 43963 806 8 rocks rock NNS 43963 806 9 into into IN 43963 806 10 fragments fragment NNS 43963 806 11 which which WDT 43963 806 12 are be VBP 43963 806 13 more more RBR 43963 806 14 or or CC 43963 806 15 less less RBR 43963 806 16 angular angular JJ 43963 806 17 before before IN 43963 806 18 they -PRON- PRP 43963 806 19 are be VBP 43963 806 20 subjected subject VBN 43963 806 21 to to IN 43963 806 22 water water NN 43963 806 23 - - HYPH 43963 806 24 action action NN 43963 806 25 . . . 43963 807 1 The the DT 43963 807 2 broken broken JJ 43963 807 3 fragments fragment NNS 43963 807 4 are be VBP 43963 807 5 prone prone JJ 43963 807 6 to to TO 43963 807 7 collect collect VB 43963 807 8 on on IN 43963 807 9 slopes slope NNS 43963 807 10 as as IN 43963 807 11 screes scree NNS 43963 807 12 , , , 43963 807 13 and and CC 43963 807 14 as as IN 43963 807 15 any any DT 43963 807 16 scree scree JJ 43963 807 17 - - HYPH 43963 807 18 material material NN 43963 807 19 falling fall VBG 43963 807 20 into into IN 43963 807 21 the the DT 43963 807 22 sea sea NN 43963 807 23 is be VBZ 43963 807 24 likely likely JJ 43963 807 25 to to TO 43963 807 26 become become VB 43963 807 27 rounded rounded JJ 43963 807 28 except except IN 43963 807 29 under under IN 43963 807 30 conditions condition NNS 43963 807 31 which which WDT 43963 807 32 rarely rarely RB 43963 807 33 prevail prevail VBP 43963 807 34 , , , 43963 807 35 the the DT 43963 807 36 existence existence NN 43963 807 37 of of IN 43963 807 38 much much JJ 43963 807 39 scree scree JJ 43963 807 40 - - HYPH 43963 807 41 material material NN 43963 807 42 in in IN 43963 807 43 a a DT 43963 807 44 rock rock NN 43963 807 45 suggests suggest VBZ 43963 807 46 its -PRON- PRP$ 43963 807 47 terrestrial terrestrial JJ 43963 807 48 origin origin NN 43963 807 49 . . . 43963 808 1 Glaciers glacier NNS 43963 808 2 gave give VBD 43963 808 3 rise rise NN 43963 808 4 to to IN 43963 808 5 terrestrial terrestrial JJ 43963 808 6 moraines moraine NNS 43963 808 7 , , , 43963 808 8 which which WDT 43963 808 9 may may MD 43963 808 10 occasionally occasionally RB 43963 808 11 be be VB 43963 808 12 identified identify VBN 43963 808 13 as as IN 43963 808 14 land land NN 43963 808 15 - - HYPH 43963 808 16 accumulations accumulation NNS 43963 808 17 by by IN 43963 808 18 mere mere JJ 43963 808 19 inspection inspection NN 43963 808 20 of of IN 43963 808 21 their -PRON- PRP$ 43963 808 22 physical physical JJ 43963 808 23 characters character NNS 43963 808 24 , , , 43963 808 25 but but CC 43963 808 26 all all DT 43963 808 27 geologists geologist NNS 43963 808 28 are be VBP 43963 808 29 aware aware JJ 43963 808 30 of of IN 43963 808 31 the the DT 43963 808 32 difficulties difficulty NNS 43963 808 33 with with IN 43963 808 34 which which WDT 43963 808 35 they -PRON- PRP 43963 808 36 are be VBP 43963 808 37 confronted confront VBN 43963 808 38 when when WRB 43963 808 39 they -PRON- PRP 43963 808 40 attempt attempt VBP 43963 808 41 to to TO 43963 808 42 discriminate discriminate VB 43963 808 43 between between IN 43963 808 44 terrestrial terrestrial JJ 43963 808 45 and and CC 43963 808 46 marine marine JJ 43963 808 47 glacial glacial JJ 43963 808 48 deposits deposit NNS 43963 808 49 . . . 43963 809 1 [ [ -LRB- 43963 809 2 Footnote Footnote NNP 43963 809 3 32 32 CD 43963 809 4 : : : 43963 809 5 Cf cf NN 43963 809 6 . . . 43963 810 1 Hunt Hunt NNP 43963 810 2 , , , 43963 810 3 A. a. NN 43963 810 4 R. R. NNP 43963 810 5 , , , 43963 810 6 " " `` 43963 810 7 The the DT 43963 810 8 Evidence evidence NN 43963 810 9 of of IN 43963 810 10 the the DT 43963 810 11 Skerries Skerries NNPS 43963 810 12 Shoal Shoal NNP 43963 810 13 on on IN 43963 810 14 the the DT 43963 810 15 wearing wear VBG 43963 810 16 of of IN 43963 810 17 Fine fine JJ 43963 810 18 Sands sand NNS 43963 810 19 by by IN 43963 810 20 Waves wave NNS 43963 810 21 , , , 43963 810 22 " " '' 43963 810 23 _ _ NNP 43963 810 24 Trans Trans NNP 43963 810 25 . . . 43963 811 1 Devon Devon NNP 43963 811 2 . . . 43963 812 1 Assoc Assoc NNP 43963 812 2 . . . 43963 812 3 _ _ NNP 43963 812 4 , , , 43963 812 5 1887 1887 CD 43963 812 6 , , , 43963 812 7 vol vol NNP 43963 812 8 . . . 43963 813 1 XIX XIX NNP 43963 813 2 . . . 43963 814 1 p. p. NN 43963 815 1 498 498 CD 43963 815 2 . . . 43963 815 3 ] ] -RRB- 43963 816 1 The the DT 43963 816 2 existence existence NN 43963 816 3 of of IN 43963 816 4 much much JJ 43963 816 5 material material NN 43963 816 6 amongst amongst IN 43963 816 7 the the DT 43963 816 8 stratified stratified JJ 43963 816 9 rocks rock NNS 43963 816 10 which which WDT 43963 816 11 has have VBZ 43963 816 12 been be VBN 43963 816 13 precipitated precipitate VBN 43963 816 14 from from IN 43963 816 15 a a DT 43963 816 16 state state NN 43963 816 17 of of IN 43963 816 18 solution solution NN 43963 816 19 is be VBZ 43963 816 20 an an DT 43963 816 21 indication indication NN 43963 816 22 of of IN 43963 816 23 the the DT 43963 816 24 terrestrial terrestrial JJ 43963 816 25 origin origin NN 43963 816 26 of of IN 43963 816 27 the the DT 43963 816 28 rocks rock NNS 43963 816 29 , , , 43963 816 30 which which WDT 43963 816 31 were be VBD 43963 816 32 laid lay VBN 43963 816 33 down down RP 43963 816 34 on on IN 43963 816 35 the the DT 43963 816 36 floors floor NNS 43963 816 37 of of IN 43963 816 38 the the DT 43963 816 39 inland inland NN 43963 816 40 seas sea NNS 43963 816 41 , , , 43963 816 42 separated separate VBD 43963 816 43 more more RBR 43963 816 44 or or CC 43963 816 45 less less RBR 43963 816 46 completely completely RB 43963 816 47 from from IN 43963 816 48 the the DT 43963 816 49 open open JJ 43963 816 50 ocean ocean NN 43963 816 51 ; ; : 43963 816 52 for for IN 43963 816 53 the the DT 43963 816 54 waters water NNS 43963 816 55 of of IN 43963 816 56 the the DT 43963 816 57 ocean ocean NN 43963 816 58 are be VBP 43963 816 59 capable capable JJ 43963 816 60 of of IN 43963 816 61 retaining retain VBG 43963 816 62 in in IN 43963 816 63 solution solution NN 43963 816 64 all all DT 43963 816 65 of of IN 43963 816 66 the the DT 43963 816 67 material material NN 43963 816 68 which which WDT 43963 816 69 is be VBZ 43963 816 70 brought bring VBN 43963 816 71 down down RP 43963 816 72 to to IN 43963 816 73 them -PRON- PRP 43963 816 74 , , , 43963 816 75 and and CC 43963 816 76 accordingly accordingly RB 43963 816 77 precipitates precipitate NNS 43963 816 78 of of IN 43963 816 79 carbonate carbonate NN 43963 816 80 of of IN 43963 816 81 lime lime NN 43963 816 82 , , , 43963 816 83 rock rock NN 43963 816 84 - - HYPH 43963 816 85 salt salt NN 43963 816 86 , , , 43963 816 87 gypsum gypsum NN 43963 816 88 and and CC 43963 816 89 other other JJ 43963 816 90 compounds compound NNS 43963 816 91 formed form VBN 43963 816 92 from from IN 43963 816 93 solution solution NN 43963 816 94 , , , 43963 816 95 are be VBP 43963 816 96 only only RB 43963 816 97 formed form VBN 43963 816 98 on on IN 43963 816 99 a a DT 43963 816 100 large large JJ 43963 816 101 scale scale NN 43963 816 102 in in IN 43963 816 103 inland inland JJ 43963 816 104 lakes lake NNS 43963 816 105 , , , 43963 816 106 though though IN 43963 816 107 they -PRON- PRP 43963 816 108 may may MD 43963 816 109 be be VB 43963 816 110 formed form VBN 43963 816 111 to to IN 43963 816 112 some some DT 43963 816 113 extent extent NN 43963 816 114 when when WRB 43963 816 115 the the DT 43963 816 116 water water NN 43963 816 117 of of IN 43963 816 118 a a DT 43963 816 119 lagoon lagoon NN 43963 816 120 is be VBZ 43963 816 121 only only RB 43963 816 122 slightly slightly RB 43963 816 123 connected connect VBN 43963 816 124 with with IN 43963 816 125 that that DT 43963 816 126 of of IN 43963 816 127 the the DT 43963 816 128 open open JJ 43963 816 129 ocean ocean NN 43963 816 130 , , , 43963 816 131 and and CC 43963 816 132 the the DT 43963 816 133 evaporation evaporation NN 43963 816 134 is be VBZ 43963 816 135 great great JJ 43963 816 136 , , , 43963 816 137 for for IN 43963 816 138 instance instance NN 43963 816 139 in in IN 43963 816 140 the the DT 43963 816 141 lagoons lagoon NNS 43963 816 142 of of IN 43963 816 143 coral coral JJ 43963 816 144 reefs reef NNS 43963 816 145 . . . 43963 817 1 Certain certain JJ 43963 817 2 physical physical JJ 43963 817 3 features feature NNS 43963 817 4 often often RB 43963 817 5 mark mark VBP 43963 817 6 the the DT 43963 817 7 deposits deposit NNS 43963 817 8 of of IN 43963 817 9 chemical chemical NN 43963 817 10 origin origin NN 43963 817 11 , , , 43963 817 12 cubical cubical JJ 43963 817 13 or or CC 43963 817 14 hopper hopper NN 43963 817 15 - - HYPH 43963 817 16 crystals crystal NNS 43963 817 17 of of IN 43963 817 18 rock rock NN 43963 817 19 - - HYPH 43963 817 20 salt salt NN 43963 817 21 may may MD 43963 817 22 be be VB 43963 817 23 dissolved dissolve VBN 43963 817 24 , , , 43963 817 25 and and CC 43963 817 26 the the DT 43963 817 27 hollow hollow JJ 43963 817 28 afterwards afterwards RB 43963 817 29 filled fill VBN 43963 817 30 with with IN 43963 817 31 mud mud NN 43963 817 32 , , , 43963 817 33 so so IN 43963 817 34 that that IN 43963 817 35 the the DT 43963 817 36 rock rock NN 43963 817 37 surfaces surface NNS 43963 817 38 are be VBP 43963 817 39 sometimes sometimes RB 43963 817 40 marked mark VBN 43963 817 41 with with IN 43963 817 42 pseudomorphs pseudomorph NNS 43963 817 43 of of IN 43963 817 44 mud mud NN 43963 817 45 after after IN 43963 817 46 rock rock NN 43963 817 47 - - HYPH 43963 817 48 salt salt NN 43963 817 49 . . . 43963 818 1 Sun Sun NNP 43963 818 2 - - HYPH 43963 818 3 cracks cracks NNP 43963 818 4 and and CC 43963 818 5 rain rain NN 43963 818 6 - - HYPH 43963 818 7 prints print NNS 43963 818 8 impressed impress VBN 43963 818 9 on on IN 43963 818 10 the the DT 43963 818 11 rock rock NN 43963 818 12 are be VBP 43963 818 13 not not RB 43963 818 14 actual actual JJ 43963 818 15 indications indication NNS 43963 818 16 of of IN 43963 818 17 terrestrial terrestrial JJ 43963 818 18 origin origin NN 43963 818 19 of of IN 43963 818 20 the the DT 43963 818 21 rocks rock NNS 43963 818 22 on on IN 43963 818 23 which which WDT 43963 818 24 they -PRON- PRP 43963 818 25 are be VBP 43963 818 26 found find VBN 43963 818 27 , , , 43963 818 28 for for IN 43963 818 29 the the DT 43963 818 30 shallow shallow JJ 43963 818 31 - - HYPH 43963 818 32 water water NN 43963 818 33 muds mud NNS 43963 818 34 of of IN 43963 818 35 an an DT 43963 818 36 estuary estuary JJ 43963 818 37 may may MD 43963 818 38 be be VB 43963 818 39 deposited deposit VBN 43963 818 40 in in IN 43963 818 41 the the DT 43963 818 42 sea sea NN 43963 818 43 and and CC 43963 818 44 yet yet RB 43963 818 45 exposed expose VBN 43963 818 46 to to IN 43963 818 47 the the DT 43963 818 48 action action NN 43963 818 49 of of IN 43963 818 50 the the DT 43963 818 51 air air NN 43963 818 52 at at IN 43963 818 53 low low JJ 43963 818 54 tide tide NN 43963 818 55 , , , 43963 818 56 but but CC 43963 818 57 they -PRON- PRP 43963 818 58 mark mark VBP 43963 818 59 very very RB 43963 818 60 shallow shallow JJ 43963 818 61 - - HYPH 43963 818 62 water water NN 43963 818 63 deposits deposit NNS 43963 818 64 which which WDT 43963 818 65 have have VBP 43963 818 66 been be VBN 43963 818 67 exposed expose VBN 43963 818 68 to to IN 43963 818 69 the the DT 43963 818 70 atmosphere atmosphere NN 43963 818 71 immediately immediately RB 43963 818 72 after after IN 43963 818 73 their -PRON- PRP$ 43963 818 74 formation formation NN 43963 818 75 if if IN 43963 818 76 not not RB 43963 818 77 during during IN 43963 818 78 the the DT 43963 818 79 time time NN 43963 818 80 they -PRON- PRP 43963 818 81 were be VBD 43963 818 82 formed form VBN 43963 818 83 , , , 43963 818 84 and and CC 43963 818 85 they -PRON- PRP 43963 818 86 frequently frequently RB 43963 818 87 occur occur VBP 43963 818 88 amongst amongst IN 43963 818 89 the the DT 43963 818 90 deposits deposit NNS 43963 818 91 of of IN 43963 818 92 inland inland JJ 43963 818 93 lakes lake NNS 43963 818 94 . . . 43963 819 1 It -PRON- PRP 43963 819 2 will will MD 43963 819 3 be be VB 43963 819 4 observed observe VBN 43963 819 5 that that IN 43963 819 6 the the DT 43963 819 7 characters character NNS 43963 819 8 of of IN 43963 819 9 the the DT 43963 819 10 terrestrial terrestrial JJ 43963 819 11 accumulations accumulation NNS 43963 819 12 serve serve VBP 43963 819 13 to to TO 43963 819 14 distinguish distinguish VB 43963 819 15 them -PRON- PRP 43963 819 16 to to IN 43963 819 17 some some DT 43963 819 18 extent extent NN 43963 819 19 from from IN 43963 819 20 the the DT 43963 819 21 marine marine JJ 43963 819 22 ones one NNS 43963 819 23 , , , 43963 819 24 but but CC 43963 819 25 they -PRON- PRP 43963 819 26 also also RB 43963 819 27 enable enable VBP 43963 819 28 one one PRP 43963 819 29 to to TO 43963 819 30 detect detect VB 43963 819 31 to to IN 43963 819 32 some some DT 43963 819 33 degree degree NN 43963 819 34 the the DT 43963 819 35 actual actual JJ 43963 819 36 conditions condition NNS 43963 819 37 under under IN 43963 819 38 which which WDT 43963 819 39 the the DT 43963 819 40 accumulation accumulation NN 43963 819 41 was be VBD 43963 819 42 produced produce VBN 43963 819 43 , , , 43963 819 44 whether whether IN 43963 819 45 on on IN 43963 819 46 the the DT 43963 819 47 mountain mountain NN 43963 819 48 - - HYPH 43963 819 49 slope slope NN 43963 819 50 , , , 43963 819 51 or or CC 43963 819 52 in in IN 43963 819 53 the the DT 43963 819 54 plain plain NN 43963 819 55 , , , 43963 819 56 the the DT 43963 819 57 desert desert NN 43963 819 58 or or CC 43963 819 59 the the DT 43963 819 60 fen fen NNP 43963 819 61 , , , 43963 819 62 the the DT 43963 819 63 river river NN 43963 819 64 - - HYPH 43963 819 65 bank bank NNP 43963 819 66 or or CC 43963 819 67 the the DT 43963 819 68 lake lake NN 43963 819 69 - - HYPH 43963 819 70 floor floor NN 43963 819 71 . . . 43963 820 1 The the DT 43963 820 2 conditions condition NNS 43963 820 3 of of IN 43963 820 4 formation formation NN 43963 820 5 of of IN 43963 820 6 the the DT 43963 820 7 marine marine JJ 43963 820 8 deposits deposit NNS 43963 820 9 may may MD 43963 820 10 be be VB 43963 820 11 distinguished distinguish VBN 43963 820 12 within within IN 43963 820 13 certain certain JJ 43963 820 14 limits limit NNS 43963 820 15 with with IN 43963 820 16 ease ease NN 43963 820 17 , , , 43963 820 18 by by IN 43963 820 19 examination examination NN 43963 820 20 of of IN 43963 820 21 their -PRON- PRP$ 43963 820 22 physical physical JJ 43963 820 23 characters character NNS 43963 820 24 , , , 43963 820 25 for for IN 43963 820 26 the the DT 43963 820 27 near near JJ 43963 820 28 - - HYPH 43963 820 29 shore shore NN 43963 820 30 deposits deposit NNS 43963 820 31 will will MD 43963 820 32 generally generally RB 43963 820 33 be be VB 43963 820 34 coarser coarser NN 43963 820 35 and and CC 43963 820 36 contain contain VB 43963 820 37 more more RBR 43963 820 38 mechanically mechanically RB 43963 820 39 - - HYPH 43963 820 40 transported transport VBN 43963 820 41 material material NN 43963 820 42 than than IN 43963 820 43 the the DT 43963 820 44 sediments sediment NNS 43963 820 45 which which WDT 43963 820 46 accumulate accumulate VBP 43963 820 47 at at IN 43963 820 48 a a DT 43963 820 49 greater great JJR 43963 820 50 distance distance NN 43963 820 51 from from IN 43963 820 52 the the DT 43963 820 53 shore shore NN 43963 820 54 , , , 43963 820 55 though though IN 43963 820 56 it -PRON- PRP 43963 820 57 is be VBZ 43963 820 58 not not RB 43963 820 59 safe safe JJ 43963 820 60 to to TO 43963 820 61 infer infer VB 43963 820 62 that that IN 43963 820 63 deposits deposit NNS 43963 820 64 are be VBP 43963 820 65 formed form VBN 43963 820 66 away away RB 43963 820 67 from from IN 43963 820 68 the the DT 43963 820 69 shore shore NN 43963 820 70 on on IN 43963 820 71 account account NN 43963 820 72 of of IN 43963 820 73 the the DT 43963 820 74 absence absence NN 43963 820 75 of of IN 43963 820 76 mechanically mechanically RB 43963 820 77 - - HYPH 43963 820 78 transported transport VBN 43963 820 79 sediments sediment NNS 43963 820 80 . . . 43963 821 1 In in IN 43963 821 2 districts district NNS 43963 821 3 where where WRB 43963 821 4 the the DT 43963 821 5 mechanically mechanically RB 43963 821 6 - - HYPH 43963 821 7 transported transport VBN 43963 821 8 material material NN 43963 821 9 is be VBZ 43963 821 10 rapidly rapidly RB 43963 821 11 deposited deposit VBN 43963 821 12 , , , 43963 821 13 organic organic JJ 43963 821 14 deposits deposit NNS 43963 821 15 of of IN 43963 821 16 great great JJ 43963 821 17 purity purity NN 43963 821 18 may may MD 43963 821 19 form form VB 43963 821 20 close close RB 43963 821 21 to to IN 43963 821 22 the the DT 43963 821 23 coast coast NN 43963 821 24 - - HYPH 43963 821 25 line line NN 43963 821 26 ; ; , 43963 821 27 for for IN 43963 821 28 instance instance NN 43963 821 29 , , , 43963 821 30 when when WRB 43963 821 31 the the DT 43963 821 32 rivers river NNS 43963 821 33 of of IN 43963 821 34 a a DT 43963 821 35 country country NN 43963 821 36 end end NN 43963 821 37 in in IN 43963 821 38 fjords fjord NNS 43963 821 39 , , , 43963 821 40 the the DT 43963 821 41 mechanical mechanical JJ 43963 821 42 sediments sediment NNS 43963 821 43 are be VBP 43963 821 44 deposited deposit VBN 43963 821 45 in in IN 43963 821 46 the the DT 43963 821 47 fjords fjord NNS 43963 821 48 , , , 43963 821 49 and and CC 43963 821 50 the the DT 43963 821 51 sea sea NN 43963 821 52 around around IN 43963 821 53 the the DT 43963 821 54 coast coast NN 43963 821 55 is be VBZ 43963 821 56 free free JJ 43963 821 57 from from IN 43963 821 58 this this DT 43963 821 59 sediment sediment NN 43963 821 60 , , , 43963 821 61 and and CC 43963 821 62 there there RB 43963 821 63 the the DT 43963 821 64 organisms organism NNS 43963 821 65 can can MD 43963 821 66 build build VB 43963 821 67 up up RP 43963 821 68 deposits deposit NNS 43963 821 69 of of IN 43963 821 70 great great JJ 43963 821 71 purity purity NN 43963 821 72 ; ; : 43963 821 73 and and CC 43963 821 74 a a DT 43963 821 75 similar similar JJ 43963 821 76 thing thing NN 43963 821 77 may may MD 43963 821 78 happen happen VB 43963 821 79 when when WRB 43963 821 80 the the DT 43963 821 81 rivers river NNS 43963 821 82 on on IN 43963 821 83 one one CD 43963 821 84 side side NN 43963 821 85 of of IN 43963 821 86 a a DT 43963 821 87 country country NN 43963 821 88 have have VBP 43963 821 89 short short JJ 43963 821 90 courses course NNS 43963 821 91 , , , 43963 821 92 and and CC 43963 821 93 do do VBP 43963 821 94 not not RB 43963 821 95 carry carry VB 43963 821 96 down down RP 43963 821 97 much much JJ 43963 821 98 sediment sediment NN 43963 821 99 , , , 43963 821 100 which which WDT 43963 821 101 occurs occur VBZ 43963 821 102 when when WRB 43963 821 103 the the DT 43963 821 104 watershed watershed NN 43963 821 105 is be VBZ 43963 821 106 near near IN 43963 821 107 the the DT 43963 821 108 coast coast NN 43963 821 109 . . . 43963 822 1 On on IN 43963 822 2 the the DT 43963 822 3 one one CD 43963 822 4 hand hand NN 43963 822 5 , , , 43963 822 6 clay clay NN 43963 822 7 may may MD 43963 822 8 be be VB 43963 822 9 formed form VBN 43963 822 10 in in IN 43963 822 11 considerable considerable JJ 43963 822 12 purity purity NN 43963 822 13 near near IN 43963 822 14 the the DT 43963 822 15 coast coast NN 43963 822 16 , , , 43963 822 17 where where WRB 43963 822 18 the the DT 43963 822 19 supply supply NN 43963 822 20 of of IN 43963 822 21 mud mud NN 43963 822 22 is be VBZ 43963 822 23 so so RB 43963 822 24 great great JJ 43963 822 25 that that IN 43963 822 26 the the DT 43963 822 27 organisms organism NNS 43963 822 28 existing exist VBG 43963 822 29 there there EX 43963 822 30 can can MD 43963 822 31 do do VB 43963 822 32 little little JJ 43963 822 33 in in IN 43963 822 34 the the DT 43963 822 35 way way NN 43963 822 36 of of IN 43963 822 37 contribution contribution NN 43963 822 38 to to IN 43963 822 39 the the DT 43963 822 40 mass mass NN 43963 822 41 of of IN 43963 822 42 the the DT 43963 822 43 deposit deposit NN 43963 822 44 , , , 43963 822 45 or or CC 43963 822 46 it -PRON- PRP 43963 822 47 may may MD 43963 822 48 be be VB 43963 822 49 formed form VBN 43963 822 50 on on IN 43963 822 51 the the DT 43963 822 52 other other JJ 43963 822 53 hand hand NN 43963 822 54 in in IN 43963 822 55 great great JJ 43963 822 56 depths depth NNS 43963 822 57 of of IN 43963 822 58 the the DT 43963 822 59 ocean ocean NN 43963 822 60 , , , 43963 822 61 where where WRB 43963 822 62 the the DT 43963 822 63 supply supply NN 43963 822 64 of of IN 43963 822 65 sediment sediment NN 43963 822 66 is be VBZ 43963 822 67 extremely extremely RB 43963 822 68 small small JJ 43963 822 69 , , , 43963 822 70 but but CC 43963 822 71 where where WRB 43963 822 72 all all PDT 43963 822 73 the the DT 43963 822 74 organic organic JJ 43963 822 75 tests test NNS 43963 822 76 become become VBP 43963 822 77 dissolved dissolved JJ 43963 822 78 ; ; : 43963 822 79 as as IN 43963 822 80 the the DT 43963 822 81 characters character NNS 43963 822 82 of of IN 43963 822 83 the the DT 43963 822 84 deep deep JJ 43963 822 85 sea sea NN 43963 822 86 clays clay NNS 43963 822 87 are be VBP 43963 822 88 mainly mainly RB 43963 822 89 negative negative JJ 43963 822 90 , , , 43963 822 91 a a DT 43963 822 92 geologist geologist NN 43963 822 93 examining examine VBG 43963 822 94 the the DT 43963 822 95 rocks rock NNS 43963 822 96 of of IN 43963 822 97 the the DT 43963 822 98 geological geological JJ 43963 822 99 column column NN 43963 822 100 would would MD 43963 822 101 have have VB 43963 822 102 much much JJ 43963 822 103 difficulty difficulty NN 43963 822 104 in in IN 43963 822 105 distinguishing distinguish VBG 43963 822 106 a a DT 43963 822 107 deep deep JJ 43963 822 108 - - HYPH 43963 822 109 water water NN 43963 822 110 clay clay NN 43963 822 111 from from IN 43963 822 112 a a DT 43963 822 113 shallow shallow JJ 43963 822 114 - - HYPH 43963 822 115 water water NN 43963 822 116 one one CD 43963 822 117 by by IN 43963 822 118 its -PRON- PRP$ 43963 822 119 lithological lithological JJ 43963 822 120 characters character NNS 43963 822 121 only only RB 43963 822 122 . . . 43963 823 1 In in IN 43963 823 2 cases case NNS 43963 823 3 of of IN 43963 823 4 difficulty difficulty NN 43963 823 5 , , , 43963 823 6 information information NN 43963 823 7 of of IN 43963 823 8 importance importance NN 43963 823 9 is be VBZ 43963 823 10 likely likely JJ 43963 823 11 to to TO 43963 823 12 be be VB 43963 823 13 furnished furnish VBN 43963 823 14 by by IN 43963 823 15 examination examination NN 43963 823 16 of of IN 43963 823 17 the the DT 43963 823 18 relative relative JJ 43963 823 19 thickness thickness NN 43963 823 20 of of IN 43963 823 21 equivalent equivalent JJ 43963 823 22 deposits deposit NNS 43963 823 23 in in IN 43963 823 24 adjoining adjoining JJ 43963 823 25 areas area NNS 43963 823 26 , , , 43963 823 27 for for IN 43963 823 28 if if IN 43963 823 29 we -PRON- PRP 43963 823 30 find find VBP 43963 823 31 a a DT 43963 823 32 mass mass NN 43963 823 33 of of IN 43963 823 34 clay clay NN 43963 823 35 a a DT 43963 823 36 few few JJ 43963 823 37 feet foot NNS 43963 823 38 thick thick JJ 43963 823 39 in in IN 43963 823 40 one one CD 43963 823 41 region region NN 43963 823 42 represented represent VBN 43963 823 43 by by IN 43963 823 44 hundreds hundred NNS 43963 823 45 of of IN 43963 823 46 feet foot NNS 43963 823 47 of of IN 43963 823 48 clay clay NN 43963 823 49 and and CC 43963 823 50 limestone limestone NN 43963 823 51 in in IN 43963 823 52 another another DT 43963 823 53 , , , 43963 823 54 the the DT 43963 823 55 former former JJ 43963 823 56 mass mass NN 43963 823 57 probably probably RB 43963 823 58 accumulated accumulate VBN 43963 823 59 slowly slowly RB 43963 823 60 and and CC 43963 823 61 at at IN 43963 823 62 some some DT 43963 823 63 distance distance NN 43963 823 64 from from IN 43963 823 65 the the DT 43963 823 66 land land NN 43963 823 67 ; ; : 43963 823 68 again again RB 43963 823 69 , , , 43963 823 70 the the DT 43963 823 71 uniformity uniformity NN 43963 823 72 of of IN 43963 823 73 lithological lithological JJ 43963 823 74 characters character NNS 43963 823 75 of of IN 43963 823 76 a a DT 43963 823 77 deposit deposit NN 43963 823 78 over over IN 43963 823 79 a a DT 43963 823 80 very very RB 43963 823 81 wide wide JJ 43963 823 82 area area NN 43963 823 83 is be VBZ 43963 823 84 a a DT 43963 823 85 possible possible JJ 43963 823 86 indication indication NN 43963 823 87 of of IN 43963 823 88 its -PRON- PRP$ 43963 823 89 formation formation NN 43963 823 90 away away RB 43963 823 91 from from IN 43963 823 92 land land NN 43963 823 93 , , , 43963 823 94 but but CC 43963 823 95 this this DT 43963 823 96 is be VBZ 43963 823 97 not not RB 43963 823 98 a a DT 43963 823 99 safe safe JJ 43963 823 100 guide guide NN 43963 823 101 , , , 43963 823 102 for for IN 43963 823 103 reasons reason NNS 43963 823 104 which which WDT 43963 823 105 will will MD 43963 823 106 eventually eventually RB 43963 823 107 appear appear VB 43963 823 108 , , , 43963 823 109 unless unless IN 43963 823 110 it -PRON- PRP 43963 823 111 can can MD 43963 823 112 be be VB 43963 823 113 shown show VBN 43963 823 114 that that IN 43963 823 115 the the DT 43963 823 116 deposit deposit NN 43963 823 117 is be VBZ 43963 823 118 everywhere everywhere RB 43963 823 119 of of IN 43963 823 120 the the DT 43963 823 121 same same JJ 43963 823 122 age age NN 43963 823 123 . . . 43963 824 1 A a DT 43963 824 2 clue clue NN 43963 824 3 to to IN 43963 824 4 climatic climatic JJ 43963 824 5 conditions condition NNS 43963 824 6 is be VBZ 43963 824 7 frequently frequently RB 43963 824 8 furnished furnish VBN 43963 824 9 by by IN 43963 824 10 the the DT 43963 824 11 physical physical JJ 43963 824 12 characters character NNS 43963 824 13 of of IN 43963 824 14 accumulations accumulation NNS 43963 824 15 , , , 43963 824 16 especially especially RB 43963 824 17 terrestrial terrestrial JJ 43963 824 18 ones one NNS 43963 824 19 . . . 43963 825 1 The the DT 43963 825 2 accumulations accumulation NNS 43963 825 3 containing contain VBG 43963 825 4 a a DT 43963 825 5 large large JJ 43963 825 6 percentage percentage NN 43963 825 7 of of IN 43963 825 8 hydrocarbons hydrocarbon NNS 43963 825 9 have have VBP 43963 825 10 probably probably RB 43963 825 11 been be VBN 43963 825 12 formed form VBN 43963 825 13 under under IN 43963 825 14 fairly fairly RB 43963 825 15 temperate temperate NN 43963 825 16 and and CC 43963 825 17 moist moist VB 43963 825 18 climatic climatic JJ 43963 825 19 conditions condition NNS 43963 825 20 , , , 43963 825 21 whilst whilst IN 43963 825 22 the the DT 43963 825 23 existence existence NN 43963 825 24 of of IN 43963 825 25 millet millet NN 43963 825 26 - - HYPH 43963 825 27 seed seed NN 43963 825 28 sandstones sandstone NNS 43963 825 29 associated associate VBN 43963 825 30 with with IN 43963 825 31 chemical chemical NN 43963 825 32 deposits deposit NNS 43963 825 33 points point NNS 43963 825 34 to to TO 43963 825 35 desert desert VB 43963 825 36 conditions condition NNS 43963 825 37 and and CC 43963 825 38 inland inland JJ 43963 825 39 lakes lake NNS 43963 825 40 , , , 43963 825 41 requiring require VBG 43963 825 42 a a DT 43963 825 43 dry dry JJ 43963 825 44 climate climate NN 43963 825 45 and and CC 43963 825 46 probably probably RB 43963 825 47 a a DT 43963 825 48 warm warm JJ 43963 825 49 one one NN 43963 825 50 . . . 43963 826 1 Glaciated glaciated JJ 43963 826 2 surfaces surface NNS 43963 826 3 and and CC 43963 826 4 glacial glacial JJ 43963 826 5 deposits deposit NNS 43963 826 6 of of IN 43963 826 7 course course NN 43963 826 8 indicate indicate VBP 43963 826 9 a a DT 43963 826 10 low low JJ 43963 826 11 temperature temperature NN 43963 826 12 . . . 43963 827 1 Some some DT 43963 827 2 geologists geologist NNS 43963 827 3 profess profess VBP 43963 827 4 that that IN 43963 827 5 occasionally occasionally RB 43963 827 6 they -PRON- PRP 43963 827 7 can can MD 43963 827 8 even even RB 43963 827 9 determine determine VB 43963 827 10 the the DT 43963 827 11 direction direction NN 43963 827 12 of of IN 43963 827 13 the the DT 43963 827 14 prevailing prevail VBG 43963 827 15 winds wind NNS 43963 827 16 during during IN 43963 827 17 past past JJ 43963 827 18 periods period NNS 43963 827 19 , , , 43963 827 20 by by IN 43963 827 21 examination examination NN 43963 827 22 of of IN 43963 827 23 the the DT 43963 827 24 character character NN 43963 827 25 of of IN 43963 827 26 ripple ripple NNP 43963 827 27 - - HYPH 43963 827 28 marks mark NNS 43963 827 29 , , , 43963 827 30 rain rain NN 43963 827 31 - - HYPH 43963 827 32 pits pit NNS 43963 827 33 and and CC 43963 827 34 other other JJ 43963 827 35 features feature NNS 43963 827 36 , , , 43963 827 37 though though IN 43963 827 38 it -PRON- PRP 43963 827 39 is be VBZ 43963 827 40 doubtful doubtful JJ 43963 827 41 whether whether IN 43963 827 42 much much JJ 43963 827 43 reliance reliance NN 43963 827 44 can can MD 43963 827 45 be be VB 43963 827 46 placed place VBN 43963 827 47 upon upon IN 43963 827 48 these these DT 43963 827 49 obscure obscure JJ 43963 827 50 indications indication NNS 43963 827 51 . . . 43963 828 1 Useful useful JJ 43963 828 2 as as IN 43963 828 3 is be VBZ 43963 828 4 the the DT 43963 828 5 physical physical JJ 43963 828 6 evidence evidence NN 43963 828 7 supplied supply VBN 43963 828 8 by by IN 43963 828 9 deposits deposit NNS 43963 828 10 , , , 43963 828 11 as as IN 43963 828 12 an an DT 43963 828 13 index index NN 43963 828 14 to to IN 43963 828 15 the the DT 43963 828 16 conditions condition NNS 43963 828 17 under under IN 43963 828 18 which which WDT 43963 828 19 they -PRON- PRP 43963 828 20 were be VBD 43963 828 21 formed form VBN 43963 828 22 , , , 43963 828 23 it -PRON- PRP 43963 828 24 is be VBZ 43963 828 25 usually usually RB 43963 828 26 only only RB 43963 828 27 supplementary supplementary JJ 43963 828 28 to to IN 43963 828 29 the the DT 43963 828 30 evidence evidence NN 43963 828 31 derived derive VBN 43963 828 32 from from IN 43963 828 33 a a DT 43963 828 34 study study NN 43963 828 35 of of IN 43963 828 36 the the DT 43963 828 37 fossils fossil NNS 43963 828 38 . . . 43963 829 1 Fossils fossil NNS 43963 829 2 when when WRB 43963 829 3 present present JJ 43963 829 4 in in IN 43963 829 5 the the DT 43963 829 6 rocks rock NNS 43963 829 7 , , , 43963 829 8 usually usually RB 43963 829 9 supply supply VBP 43963 829 10 considerable considerable JJ 43963 829 11 information information NN 43963 829 12 concerning concern VBG 43963 829 13 the the DT 43963 829 14 prevalent prevalent JJ 43963 829 15 conditions condition NNS 43963 829 16 during during IN 43963 829 17 the the DT 43963 829 18 deposition deposition NN 43963 829 19 of of IN 43963 829 20 the the DT 43963 829 21 rocks rock NNS 43963 829 22 . . . 43963 830 1 By by IN 43963 830 2 them -PRON- PRP 43963 830 3 we -PRON- PRP 43963 830 4 can can MD 43963 830 5 not not RB 43963 830 6 only only RB 43963 830 7 separate separate JJ 43963 830 8 marine marine NN 43963 830 9 from from IN 43963 830 10 terrestrial terrestrial JJ 43963 830 11 deposits deposit NNS 43963 830 12 , , , 43963 830 13 but but CC 43963 830 14 also also RB 43963 830 15 freshwater freshwater VB 43963 830 16 deposits deposit NNS 43963 830 17 from from IN 43963 830 18 æolian æolian JJ 43963 830 19 accumulations accumulation NNS 43963 830 20 ; ; : 43963 830 21 each each DT 43963 830 22 kind kind NN 43963 830 23 of of IN 43963 830 24 deposit deposit NN 43963 830 25 will will MD 43963 830 26 generally generally RB 43963 830 27 contain contain VB 43963 830 28 the the DT 43963 830 29 remains remain NNS 43963 830 30 of of IN 43963 830 31 organisms organism NNS 43963 830 32 which which WDT 43963 830 33 existed exist VBD 43963 830 34 under under IN 43963 830 35 the the DT 43963 830 36 conditions condition NNS 43963 830 37 prevalent prevalent JJ 43963 830 38 in in IN 43963 830 39 the the DT 43963 830 40 area area NN 43963 830 41 of of IN 43963 830 42 formation formation NN 43963 830 43 of of IN 43963 830 44 the the DT 43963 830 45 rock rock NN 43963 830 46 , , , 43963 830 47 though though IN 43963 830 48 it -PRON- PRP 43963 830 49 is be VBZ 43963 830 50 of of IN 43963 830 51 course course NN 43963 830 52 a a DT 43963 830 53 frequent frequent JJ 43963 830 54 thing thing NN 43963 830 55 for for IN 43963 830 56 a a DT 43963 830 57 terrestrial terrestrial JJ 43963 830 58 creature creature NN 43963 830 59 or or CC 43963 830 60 plant plant NN 43963 830 61 to to TO 43963 830 62 be be VB 43963 830 63 washed wash VBN 43963 830 64 into into IN 43963 830 65 a a DT 43963 830 66 freshwater freshwater NN 43963 830 67 area area NN 43963 830 68 or or CC 43963 830 69 into into IN 43963 830 70 the the DT 43963 830 71 sea sea NN 43963 830 72 . . . 43963 831 1 In in IN 43963 831 2 an an DT 43963 831 3 æolian æolian JJ 43963 831 4 deposit deposit NN 43963 831 5 , , , 43963 831 6 the the DT 43963 831 7 invertebrate invertebrate NN 43963 831 8 remains remain NNS 43963 831 9 may may MD 43963 831 10 be be VB 43963 831 11 those those DT 43963 831 12 of of IN 43963 831 13 any any DT 43963 831 14 air air NN 43963 831 15 - - HYPH 43963 831 16 breathing breathe VBG 43963 831 17 forms form NNS 43963 831 18 , , , 43963 831 19 as as IN 43963 831 20 insects insect NNS 43963 831 21 , , , 43963 831 22 galley galley NN 43963 831 23 - - HYPH 43963 831 24 worms worm NNS 43963 831 25 , , , 43963 831 26 spiders spider NNS 43963 831 27 , , , 43963 831 28 scorpions scorpion NNS 43963 831 29 and and CC 43963 831 30 molluscs mollusc NNS 43963 831 31 . . . 43963 832 1 The the DT 43963 832 2 land land NN 43963 832 3 - - HYPH 43963 832 4 molluscs mollusc NNS 43963 832 5 are be VBP 43963 832 6 all all DT 43963 832 7 univalve univalve JJ 43963 832 8 . . . 43963 833 1 Of of IN 43963 833 2 vertebrates vertebrate NNS 43963 833 3 , , , 43963 833 4 we -PRON- PRP 43963 833 5 may may MD 43963 833 6 find find VB 43963 833 7 the the DT 43963 833 8 bones bone NNS 43963 833 9 and and CC 43963 833 10 teeth tooth NNS 43963 833 11 of of IN 43963 833 12 amphibians amphibian NNS 43963 833 13 , , , 43963 833 14 reptiles reptile NNS 43963 833 15 , , , 43963 833 16 birds bird NNS 43963 833 17 and and CC 43963 833 18 mammals mammal NNS 43963 833 19 . . . 43963 834 1 Occasionally occasionally RB 43963 834 2 freshwater freshwater VB 43963 834 3 or or CC 43963 834 4 even even RB 43963 834 5 marine marine JJ 43963 834 6 forms form NNS 43963 834 7 may may MD 43963 834 8 be be VB 43963 834 9 found find VBN 43963 834 10 in in IN 43963 834 11 an an DT 43963 834 12 æolian æolian JJ 43963 834 13 deposit deposit NN 43963 834 14 , , , 43963 834 15 but but CC 43963 834 16 they -PRON- PRP 43963 834 17 will will MD 43963 834 18 be be VB 43963 834 19 exceptional exceptional JJ 43963 834 20 . . . 43963 835 1 Marine marine JJ 43963 835 2 shells shell NNS 43963 835 3 are be VBP 43963 835 4 often often RB 43963 835 5 blown blow VBN 43963 835 6 amongst amongst IN 43963 835 7 the the DT 43963 835 8 sand sand NN 43963 835 9 - - HYPH 43963 835 10 grains grain NNS 43963 835 11 of of IN 43963 835 12 the the DT 43963 835 13 coastal coastal JJ 43963 835 14 dunes dune NNS 43963 835 15 , , , 43963 835 16 and and CC 43963 835 17 seagulls seagull NNS 43963 835 18 and and CC 43963 835 19 other other JJ 43963 835 20 birds bird NNS 43963 835 21 frequently frequently RB 43963 835 22 carry carry VBP 43963 835 23 marine marine JJ 43963 835 24 organisms organism NNS 43963 835 25 far far RB 43963 835 26 inland inland RB 43963 835 27 . . . 43963 836 1 The the DT 43963 836 2 creatures creature NNS 43963 836 3 frequenting frequent VBG 43963 836 4 fresh fresh JJ 43963 836 5 water water NN 43963 836 6 differ differ VBP 43963 836 7 from from IN 43963 836 8 those those DT 43963 836 9 of of IN 43963 836 10 the the DT 43963 836 11 land land NN 43963 836 12 and and CC 43963 836 13 of of IN 43963 836 14 the the DT 43963 836 15 sea sea NN 43963 836 16 . . . 43963 837 1 The the DT 43963 837 2 most most RBS 43963 837 3 abundant abundant JJ 43963 837 4 vertebrate vertebrate NN 43963 837 5 remains remain VBZ 43963 837 6 will will MD 43963 837 7 be be VB 43963 837 8 those those DT 43963 837 9 of of IN 43963 837 10 fishes fish NNS 43963 837 11 , , , 43963 837 12 and and CC 43963 837 13 of of IN 43963 837 14 the the DT 43963 837 15 invertebrates invertebrates NNPS 43963 837 16 we -PRON- PRP 43963 837 17 find find VBP 43963 837 18 mollusca mollusca NN 43963 837 19 preponderate preponderate NN 43963 837 20 . . . 43963 838 1 The the DT 43963 838 2 variety variety NN 43963 838 3 of of IN 43963 838 4 molluscs molluscs NNP 43963 838 5 is be VBZ 43963 838 6 not not RB 43963 838 7 so so RB 43963 838 8 great great JJ 43963 838 9 as as IN 43963 838 10 in in IN 43963 838 11 the the DT 43963 838 12 case case NN 43963 838 13 of of IN 43963 838 14 marine marine JJ 43963 838 15 faunas fauna NNS 43963 838 16 . . . 43963 839 1 The the DT 43963 839 2 bivalves bivalve NNS 43963 839 3 always always RB 43963 839 4 possess possess VBP 43963 839 5 two two CD 43963 839 6 muscular muscular JJ 43963 839 7 scars scar NNS 43963 839 8 on on IN 43963 839 9 each each DT 43963 839 10 valve valve NN 43963 839 11 ( ( -LRB- 43963 839 12 except except IN 43963 839 13 adult adult NN 43963 839 14 _ _ NNP 43963 839 15 Mulleria Mulleria NNP 43963 839 16 _ _ NNP 43963 839 17 ) ) -RRB- 43963 839 18 ; ; : 43963 839 19 whilst whilst IN 43963 839 20 many many JJ 43963 839 21 marine marine JJ 43963 839 22 shells shell NNS 43963 839 23 as as IN 43963 839 24 the the DT 43963 839 25 oyster oyster NN 43963 839 26 have have VBP 43963 839 27 only only RB 43963 839 28 one one CD 43963 839 29 muscular muscular JJ 43963 839 30 scar scar NN 43963 839 31 on on IN 43963 839 32 each each DT 43963 839 33 valve valve NN 43963 839 34 . . . 43963 840 1 ( ( -LRB- 43963 840 2 See see VB 43963 840 3 Fig fig NN 43963 840 4 . . . 43963 841 1 11 11 CD 43963 841 2 . . . 43963 841 3 ) ) -RRB- 43963 842 1 [ [ -LRB- 43963 842 2 Illustration illustration NN 43963 842 3 : : : 43963 842 4 Fig Fig NNP 43963 842 5 . . . 43963 843 1 11 11 CD 43963 843 2 . . . 43963 844 1 _ _ NNP 43963 844 2 A. A. NNP 43963 844 3 _ _ NNP 43963 844 4 Monomyary Monomyary NNP 43963 844 5 shell shell NN 43963 844 6 with with IN 43963 844 7 one one CD 43963 844 8 scar scar NN 43963 844 9 . . . 43963 845 1 _ _ NNP 43963 845 2 B. B. NNP 43963 845 3 _ _ NNP 43963 845 4 Dimyary Dimyary NNP 43963 845 5 shell shell NN 43963 845 6 with with IN 43963 845 7 two two CD 43963 845 8 scars scar NNS 43963 845 9 . . . 43963 845 10 ] ] -RRB- 43963 846 1 These these DT 43963 846 2 scars scar NNS 43963 846 3 mark mark VBP 43963 846 4 the the DT 43963 846 5 attachment attachment NN 43963 846 6 of of IN 43963 846 7 the the DT 43963 846 8 adductor adductor NN 43963 846 9 muscles muscle NNS 43963 846 10 , , , 43963 846 11 for for IN 43963 846 12 drawing draw VBG 43963 846 13 the the DT 43963 846 14 valves valve NNS 43963 846 15 together together RB 43963 846 16 , , , 43963 846 17 and and CC 43963 846 18 the the DT 43963 846 19 shells shell NNS 43963 846 20 with with IN 43963 846 21 only only RB 43963 846 22 one one CD 43963 846 23 impression impression NN 43963 846 24 on on IN 43963 846 25 each each DT 43963 846 26 valve valve NN 43963 846 27 are be VBP 43963 846 28 called call VBN 43963 846 29 _ _ NNP 43963 846 30 monomyary monomyary NN 43963 846 31 _ _ NNP 43963 846 32 , , , 43963 846 33 those those DT 43963 846 34 with with IN 43963 846 35 two two CD 43963 846 36 impressions impression NNS 43963 846 37 _ _ NNP 43963 846 38 dimyary dimyary NN 43963 846 39 _ _ NNP 43963 846 40 . . . 43963 847 1 The the DT 43963 847 2 discovery discovery NN 43963 847 3 of of IN 43963 847 4 monomyary monomyary JJ 43963 847 5 shells shell NNS 43963 847 6 indicates indicate VBZ 43963 847 7 with with IN 43963 847 8 tolerable tolerable JJ 43963 847 9 certainty certainty NN 43963 847 10 the the DT 43963 847 11 marine marine JJ 43963 847 12 character character NN 43963 847 13 of of IN 43963 847 14 the the DT 43963 847 15 deposit deposit NN 43963 847 16 in in IN 43963 847 17 which which WDT 43963 847 18 they -PRON- PRP 43963 847 19 are be VBP 43963 847 20 found find VBN 43963 847 21 , , , 43963 847 22 though though IN 43963 847 23 their -PRON- PRP$ 43963 847 24 absence absence NN 43963 847 25 can can MD 43963 847 26 not not RB 43963 847 27 be be VB 43963 847 28 taken take VBN 43963 847 29 as as IN 43963 847 30 proof proof NN 43963 847 31 of of IN 43963 847 32 freshwater freshwater NNP 43963 847 33 origin origin NN 43963 847 34 . . . 43963 848 1 The the DT 43963 848 2 beaks beak NNS 43963 848 3 or or CC 43963 848 4 umbones umbo NNS 43963 848 5 of of IN 43963 848 6 the the DT 43963 848 7 bivalves bivalve NNS 43963 848 8 are be VBP 43963 848 9 often often RB 43963 848 10 corroded corrode VBN 43963 848 11 in in IN 43963 848 12 freshwater freshwater NN 43963 848 13 deposits deposit NNS 43963 848 14 , , , 43963 848 15 as as IN 43963 848 16 may may MD 43963 848 17 be be VB 43963 848 18 seen see VBN 43963 848 19 by by IN 43963 848 20 examining examine VBG 43963 848 21 shells shell NNS 43963 848 22 of of IN 43963 848 23 the the DT 43963 848 24 common common JJ 43963 848 25 freshwater freshwater NNP 43963 848 26 mussel mussel NNP 43963 848 27 . . . 43963 849 1 " " `` 43963 849 2 All all DT 43963 849 3 univalve univalve JJ 43963 849 4 shells shell NNS 43963 849 5 of of IN 43963 849 6 land land NN 43963 849 7 and and CC 43963 849 8 freshwater freshwater NN 43963 849 9 species specie NNS 43963 849 10 , , , 43963 849 11 with with IN 43963 849 12 the the DT 43963 849 13 exception exception NN 43963 849 14 of of IN 43963 849 15 _ _ NNP 43963 849 16 Melanopsis Melanopsis NNP 43963 849 17 _ _ NNP 43963 849 18 and and CC 43963 849 19 _ _ NNP 43963 849 20 Achatina Achatina NNP 43963 849 21 _ _ NNP 43963 849 22 , , , 43963 849 23 which which WDT 43963 849 24 has have VBZ 43963 849 25 a a DT 43963 849 26 slight slight JJ 43963 849 27 indentation indentation NN 43963 849 28 , , , 43963 849 29 have have VBP 43963 849 30 entire entire JJ 43963 849 31 mouths mouth NNS 43963 849 32 ; ; : 43963 849 33 and and CC 43963 849 34 this this DT 43963 849 35 circumstance circumstance NN 43963 849 36 may may MD 43963 849 37 often often RB 43963 849 38 serve serve VB 43963 849 39 as as IN 43963 849 40 a a DT 43963 849 41 convenient convenient JJ 43963 849 42 rule rule NN 43963 849 43 for for IN 43963 849 44 distinguishing distinguish VBG 43963 849 45 freshwater freshwater NN 43963 849 46 from from IN 43963 849 47 marine marine JJ 43963 849 48 strata strata NN 43963 849 49 ; ; : 43963 849 50 since since IN 43963 849 51 if if IN 43963 849 52 any any DT 43963 849 53 univalves univalve NNS 43963 849 54 occur occur VBP 43963 849 55 of of IN 43963 849 56 which which WDT 43963 849 57 the the DT 43963 849 58 mouths mouth NNS 43963 849 59 are be VBP 43963 849 60 not not RB 43963 849 61 entire entire JJ 43963 849 62 , , , 43963 849 63 we -PRON- PRP 43963 849 64 may may MD 43963 849 65 presume presume VB 43963 849 66 that that IN 43963 849 67 the the DT 43963 849 68 formation formation NN 43963 849 69 is be VBZ 43963 849 70 marine[33 marine[33 LS 43963 849 71 ] ] -RRB- 43963 849 72 . . . 43963 849 73 " " '' 43963 850 1 [ [ -LRB- 43963 850 2 Footnote Footnote NNP 43963 850 3 33 33 CD 43963 850 4 : : : 43963 850 5 Lyell Lyell NNP 43963 850 6 's 's POS 43963 850 7 _ _ NNP 43963 850 8 Students Students NNPS 43963 850 9 ' ' POS 43963 850 10 Elements Elements NNPS 43963 850 11 of of IN 43963 850 12 Geology Geology NNP 43963 850 13 _ _ NNP 43963 850 14 , , , 43963 850 15 Second Second NNP 43963 850 16 Edition Edition NNP 43963 850 17 ( ( -LRB- 43963 850 18 1874 1874 CD 43963 850 19 ) ) -RRB- 43963 850 20 , , , 43963 850 21 Chap Chap NNP 43963 850 22 . . . 43963 851 1 III iii CD 43963 851 2 . . . 43963 852 1 A a DT 43963 852 2 good good JJ 43963 852 3 account account NN 43963 852 4 of of IN 43963 852 5 the the DT 43963 852 6 differences difference NNS 43963 852 7 between between IN 43963 852 8 freshwater freshwater NN 43963 852 9 and and CC 43963 852 10 marine marine JJ 43963 852 11 organisms organism NNS 43963 852 12 , , , 43963 852 13 from from IN 43963 852 14 which which WDT 43963 852 15 some some DT 43963 852 16 of of IN 43963 852 17 the the DT 43963 852 18 facts fact NNS 43963 852 19 here here RB 43963 852 20 cited cite VBN 43963 852 21 are be VBP 43963 852 22 extracted extract VBN 43963 852 23 , , , 43963 852 24 will will MD 43963 852 25 be be VB 43963 852 26 there there RB 43963 852 27 found find VBN 43963 852 28 . . . 43963 852 29 ] ] -RRB- 43963 853 1 [ [ -LRB- 43963 853 2 Illustration illustration NN 43963 853 3 : : : 43963 853 4 Fig Fig NNP 43963 853 5 . . . 43963 854 1 12 12 CD 43963 854 2 . . . 43963 855 1 _ _ NNP 43963 855 2 A. A. NNP 43963 855 3 _ _ NNP 43963 855 4 Holostomatous Holostomatous NNP 43963 855 5 shell shell NN 43963 855 6 . . . 43963 856 1 _ _ NNP 43963 856 2 B. B. NNP 43963 856 3 _ _ NNP 43963 856 4 Siphonostomatous siphonostomatous JJ 43963 856 5 shell shell NN 43963 856 6 . . . 43963 856 7 ] ] -RRB- 43963 857 1 In in IN 43963 857 2 Fig Fig NNP 43963 857 3 . . . 43963 858 1 12 12 CD 43963 858 2 _ _ NNP 43963 858 3 A A NNP 43963 858 4 _ _ NNP 43963 858 5 shows show VBZ 43963 858 6 a a DT 43963 858 7 freshwater freshwater NN 43963 858 8 shell shell NN 43963 858 9 ( ( -LRB- 43963 858 10 _ _ NNP 43963 858 11 Vivipara Vivipara NNP 43963 858 12 _ _ NNP 43963 858 13 ) ) -RRB- 43963 858 14 with with IN 43963 858 15 entire entire JJ 43963 858 16 mouth mouth NN 43963 858 17 , , , 43963 858 18 whilst whilst IN 43963 858 19 _ _ NNP 43963 858 20 B B NNP 43963 858 21 _ _ NNP 43963 858 22 exhibits exhibit VBZ 43963 858 23 the the DT 43963 858 24 shell shell NN 43963 858 25 of of IN 43963 858 26 a a DT 43963 858 27 marine marine JJ 43963 858 28 gastropod gastropod NN 43963 858 29 ( ( -LRB- 43963 858 30 _ _ NNP 43963 858 31 Pleurotoma Pleurotoma NNP 43963 858 32 _ _ NNP 43963 858 33 ) ) -RRB- 43963 858 34 with with IN 43963 858 35 a a DT 43963 858 36 notched notched JJ 43963 858 37 mouth mouth NN 43963 858 38 . . . 43963 859 1 The the DT 43963 859 2 entire entire JJ 43963 859 3 - - HYPH 43963 859 4 mouthed mouthed JJ 43963 859 5 shells shell NNS 43963 859 6 are be VBP 43963 859 7 called call VBN 43963 859 8 _ _ NNP 43963 859 9 holostomatous holostomatous JJ 43963 859 10 _ _ NNP 43963 859 11 whilst whilst IN 43963 859 12 those those DT 43963 859 13 which which WDT 43963 859 14 are be VBP 43963 859 15 notched notch VBN 43963 859 16 , , , 43963 859 17 the the DT 43963 859 18 notch notch NN 43963 859 19 being be VBG 43963 859 20 often often RB 43963 859 21 prolonged prolong VBN 43963 859 22 into into IN 43963 859 23 a a DT 43963 859 24 canal canal NN 43963 859 25 , , , 43963 859 26 are be VBP 43963 859 27 termed term VBN 43963 859 28 _ _ NNP 43963 859 29 siphonostomatous siphonostomatous JJ 43963 859 30 _ _ NNP 43963 859 31 . . . 43963 860 1 Many many JJ 43963 860 2 groups group NNS 43963 860 3 of of IN 43963 860 4 invertebrates invertebrate NNS 43963 860 5 are be VBP 43963 860 6 seldom seldom RB 43963 860 7 or or CC 43963 860 8 never never RB 43963 860 9 found find VBN 43963 860 10 in in IN 43963 860 11 fresh fresh JJ 43963 860 12 water water NN 43963 860 13 . . . 43963 861 1 Of of IN 43963 861 2 exclusively exclusively RB 43963 861 3 or or CC 43963 861 4 nearly nearly RB 43963 861 5 exclusively exclusively RB 43963 861 6 marine marine JJ 43963 861 7 creatures creature NNS 43963 861 8 we -PRON- PRP 43963 861 9 may may MD 43963 861 10 name name VB 43963 861 11 the the DT 43963 861 12 foraminifera foraminifera NNP 43963 861 13 , , , 43963 861 14 radiolaria radiolaria NNP 43963 861 15 , , , 43963 861 16 sponges sponge VBZ 43963 861 17 with with IN 43963 861 18 a a DT 43963 861 19 hard hard JJ 43963 861 20 framework framework NN 43963 861 21 , , , 43963 861 22 most most JJS 43963 861 23 hydrozoa hydrozoan NNS 43963 861 24 which which WDT 43963 861 25 secrete secrete VBP 43963 861 26 hard hard JJ 43963 861 27 parts part NNS 43963 861 28 , , , 43963 861 29 corals coral NNS 43963 861 30 , , , 43963 861 31 echinoderms echinoderm NNS 43963 861 32 , , , 43963 861 33 cirripedes cirripede NNS 43963 861 34 , , , 43963 861 35 king king NN 43963 861 36 - - HYPH 43963 861 37 crabs crabs NNP 43963 861 38 , , , 43963 861 39 locust locust NN 43963 861 40 - - HYPH 43963 861 41 shrimps shrimp NNS 43963 861 42 , , , 43963 861 43 most most JJS 43963 861 44 polyzoa polyzoan NNS 43963 861 45 , , , 43963 861 46 brachiopods brachiopod NNS 43963 861 47 , , , 43963 861 48 pteropods pteropod NNS 43963 861 49 , , , 43963 861 50 heteropods heteropod NNS 43963 861 51 , , , 43963 861 52 and and CC 43963 861 53 cephalopods cephalopod NNS 43963 861 54 . . . 43963 862 1 Of of IN 43963 862 2 extinct extinct JJ 43963 862 3 groups group NNS 43963 862 4 , , , 43963 862 5 the the DT 43963 862 6 graptolites graptolite NNS 43963 862 7 and and CC 43963 862 8 trilobites trilobite NNS 43963 862 9 seem seem VBP 43963 862 10 to to TO 43963 862 11 have have VB 43963 862 12 been be VBN 43963 862 13 entirely entirely RB 43963 862 14 confined confine VBN 43963 862 15 to to IN 43963 862 16 the the DT 43963 862 17 sea sea NN 43963 862 18 . . . 43963 863 1 In in IN 43963 863 2 the the DT 43963 863 3 modern modern JJ 43963 863 4 and and CC 43963 863 5 comparatively comparatively RB 43963 863 6 modern modern JJ 43963 863 7 deposits deposit NNS 43963 863 8 , , , 43963 863 9 the the DT 43963 863 10 forms form NNS 43963 863 11 frequently frequently RB 43963 863 12 belong belong VBP 43963 863 13 to to IN 43963 863 14 existing exist VBG 43963 863 15 genera genera NN 43963 863 16 , , , 43963 863 17 and and CC 43963 863 18 we -PRON- PRP 43963 863 19 get get VBP 43963 863 20 fairly fairly RB 43963 863 21 conclusive conclusive JJ 43963 863 22 evidence evidence NN 43963 863 23 of of IN 43963 863 24 the the DT 43963 863 25 conditions condition NNS 43963 863 26 of of IN 43963 863 27 deposit deposit NN 43963 863 28 by by IN 43963 863 29 determination determination NN 43963 863 30 of of IN 43963 863 31 the the DT 43963 863 32 genera genera NN 43963 863 33 . . . 43963 864 1 The the DT 43963 864 2 terrestrial terrestrial NN 43963 864 3 ( ( -LRB- 43963 864 4 including include VBG 43963 864 5 freshwater freshwater NNP 43963 864 6 ) ) -RRB- 43963 864 7 molluscs mollusc NNS 43963 864 8 have have VBP 43963 864 9 mostly mostly RB 43963 864 10 a a DT 43963 864 11 long long JJ 43963 864 12 range range NN 43963 864 13 in in IN 43963 864 14 time time NN 43963 864 15 . . . 43963 865 1 We -PRON- PRP 43963 865 2 find find VBP 43963 865 3 pulmoniferous pulmoniferous JJ 43963 865 4 gastropods gastropod NNS 43963 865 5 of of IN 43963 865 6 living living NN 43963 865 7 genera genera NN 43963 865 8 in in IN 43963 865 9 the the DT 43963 865 10 Carboniferous carboniferous JJ 43963 865 11 period period NN 43963 865 12 , , , 43963 865 13 one one CD 43963 865 14 ( ( -LRB- 43963 865 15 _ _ NNP 43963 865 16 Dendropupa Dendropupa NNP 43963 865 17 _ _ NNP 43963 865 18 ) ) -RRB- 43963 865 19 belongs belong VBZ 43963 865 20 to to IN 43963 865 21 a a DT 43963 865 22 subgenus subgenus NN 43963 865 23 of of IN 43963 865 24 the the DT 43963 865 25 modern modern JJ 43963 865 26 land land NN 43963 865 27 - - HYPH 43963 865 28 shell shell NN 43963 865 29 _ _ NNP 43963 865 30 Pupa Pupa NNP 43963 865 31 _ _ NNP 43963 865 32 , , , 43963 865 33 the the DT 43963 865 34 other other JJ 43963 865 35 ( ( -LRB- 43963 865 36 _ _ NNP 43963 865 37 Zonites Zonites NNP 43963 865 38 _ _ NNP 43963 865 39 ) ) -RRB- 43963 865 40 to to IN 43963 865 41 a a DT 43963 865 42 subgenus subgenus NN 43963 865 43 of of IN 43963 865 44 the the DT 43963 865 45 snail snail NN 43963 865 46 group group NN 43963 865 47 _ _ NNP 43963 865 48 Helix Helix NNP 43963 865 49 _ _ NNP 43963 865 50 . . . 43963 866 1 Many many JJ 43963 866 2 freshwater freshwater NN 43963 866 3 molluscs molluscs NN 43963 866 4 as as IN 43963 866 5 _ _ NNP 43963 866 6 Unio Unio NNP 43963 866 7 _ _ NNP 43963 866 8 , , , 43963 866 9 _ _ NNP 43963 866 10 Cyclas Cyclas NNP 43963 866 11 _ _ NNP 43963 866 12 , , , 43963 866 13 and and CC 43963 866 14 _ _ NNP 43963 866 15 Physa Physa NNP 43963 866 16 _ _ NNP 43963 866 17 are be VBP 43963 866 18 found find VBN 43963 866 19 amongst amongst IN 43963 866 20 the the DT 43963 866 21 secondary secondary JJ 43963 866 22 rocks rock NNS 43963 866 23 , , , 43963 866 24 and and CC 43963 866 25 give give VB 43963 866 26 a a DT 43963 866 27 clue clue NN 43963 866 28 to to IN 43963 866 29 the the DT 43963 866 30 origin origin NN 43963 866 31 of of IN 43963 866 32 the the DT 43963 866 33 deposits deposit NNS 43963 866 34 which which WDT 43963 866 35 contain contain VBP 43963 866 36 them -PRON- PRP 43963 866 37 . . . 43963 867 1 Many many JJ 43963 867 2 extinct extinct JJ 43963 867 3 genera genera NN 43963 867 4 are be VBP 43963 867 5 closely closely RB 43963 867 6 allied ally VBN 43963 867 7 to to IN 43963 867 8 modern modern JJ 43963 867 9 genera genera NN 43963 867 10 , , , 43963 867 11 and and CC 43963 867 12 their -PRON- PRP$ 43963 867 13 mode mode NN 43963 867 14 of of IN 43963 867 15 existence existence NN 43963 867 16 may may MD 43963 867 17 be be VB 43963 867 18 assumed assume VBN 43963 867 19 with with IN 43963 867 20 fair fair JJ 43963 867 21 certainty certainty NN 43963 867 22 . . . 43963 868 1 With with IN 43963 868 2 all all PDT 43963 868 3 these these DT 43963 868 4 guides guide NNS 43963 868 5 , , , 43963 868 6 we -PRON- PRP 43963 868 7 may may MD 43963 868 8 sometimes sometimes RB 43963 868 9 be be VB 43963 868 10 left leave VBN 43963 868 11 in in IN 43963 868 12 doubt doubt NN 43963 868 13 as as IN 43963 868 14 to to IN 43963 868 15 the the DT 43963 868 16 conditions condition NNS 43963 868 17 of of IN 43963 868 18 deposit deposit NN 43963 868 19 when when WRB 43963 868 20 organisms organism NNS 43963 868 21 are be VBP 43963 868 22 few few JJ 43963 868 23 in in IN 43963 868 24 number number NN 43963 868 25 ; ; : 43963 868 26 thus thus RB 43963 868 27 , , , 43963 868 28 it -PRON- PRP 43963 868 29 is be VBZ 43963 868 30 yet yet RB 43963 868 31 a a DT 43963 868 32 matter matter NN 43963 868 33 for for IN 43963 868 34 discussion discussion NN 43963 868 35 whether whether IN 43963 868 36 the the DT 43963 868 37 Old Old NNP 43963 868 38 Red Red NNP 43963 868 39 Sandstone Sandstone NNP 43963 868 40 and and CC 43963 868 41 many many JJ 43963 868 42 of of IN 43963 868 43 the the DT 43963 868 44 deposits deposit NNS 43963 868 45 of of IN 43963 868 46 the the DT 43963 868 47 Coal Coal NNP 43963 868 48 Measures Measures NNPS 43963 868 49 of of IN 43963 868 50 Britain Britain NNP 43963 868 51 were be VBD 43963 868 52 of of IN 43963 868 53 freshwater freshwater NN 43963 868 54 or or CC 43963 868 55 marine marine JJ 43963 868 56 origin origin NN 43963 868 57 . . . 43963 869 1 In in IN 43963 869 2 considering consider VBG 43963 869 3 the the DT 43963 869 4 possibility possibility NN 43963 869 5 of of IN 43963 869 6 fossils fossil NNS 43963 869 7 having have VBG 43963 869 8 been be VBN 43963 869 9 carried carry VBN 43963 869 10 from from IN 43963 869 11 land land NN 43963 869 12 to to IN 43963 869 13 water water NN 43963 869 14 or or CC 43963 869 15 _ _ NNP 43963 869 16 vice vice NN 43963 869 17 versa versa RB 43963 869 18 _ _ NNP 43963 869 19 , , , 43963 869 20 it -PRON- PRP 43963 869 21 will will MD 43963 869 22 be be VB 43963 869 23 remembered remember VBN 43963 869 24 that that IN 43963 869 25 generally generally RB 43963 869 26 speaking speak VBG 43963 869 27 they -PRON- PRP 43963 869 28 are be VBP 43963 869 29 more more RBR 43963 869 30 readily readily RB 43963 869 31 transferred transfer VBN 43963 869 32 from from IN 43963 869 33 a a DT 43963 869 34 higher high JJR 43963 869 35 to to IN 43963 869 36 a a DT 43963 869 37 lower low JJR 43963 869 38 level level NN 43963 869 39 , , , 43963 869 40 so so CC 43963 869 41 we -PRON- PRP 43963 869 42 are be VBP 43963 869 43 more more RBR 43963 869 44 likely likely JJ 43963 869 45 to to TO 43963 869 46 find find VB 43963 869 47 remains remain NNS 43963 869 48 of of IN 43963 869 49 land land NN 43963 869 50 - - HYPH 43963 869 51 animals animal NNS 43963 869 52 and and CC 43963 869 53 plants plant NNS 43963 869 54 in in IN 43963 869 55 fresh fresh JJ 43963 869 56 water water NN 43963 869 57 or or CC 43963 869 58 the the DT 43963 869 59 sea sea NN 43963 869 60 , , , 43963 869 61 and and CC 43963 869 62 relics relic NNS 43963 869 63 of of IN 43963 869 64 freshwater freshwater NN 43963 869 65 animals animal NNS 43963 869 66 and and CC 43963 869 67 plants plant NNS 43963 869 68 in in IN 43963 869 69 the the DT 43963 869 70 sea sea NN 43963 869 71 , , , 43963 869 72 than than IN 43963 869 73 of of IN 43963 869 74 marine marine NN 43963 869 75 or or CC 43963 869 76 freshwater freshwater NN 43963 869 77 animals animal NNS 43963 869 78 and and CC 43963 869 79 plants plant NNS 43963 869 80 in in IN 43963 869 81 land land NN 43963 869 82 , , , 43963 869 83 or or CC 43963 869 84 marine marine JJ 43963 869 85 organisms organism NNS 43963 869 86 in in IN 43963 869 87 fresh fresh JJ 43963 869 88 water water NN 43963 869 89 . . . 43963 870 1 River river NN 43963 870 2 - - HYPH 43963 870 3 gravels gravel NNS 43963 870 4 and and CC 43963 870 5 lacustrine lacustrine NN 43963 870 6 deposits deposit NNS 43963 870 7 are be VBP 43963 870 8 especially especially RB 43963 870 9 prone prone JJ 43963 870 10 to to TO 43963 870 11 contain contain VB 43963 870 12 a a DT 43963 870 13 considerable considerable JJ 43963 870 14 intermixture intermixture NN 43963 870 15 of of IN 43963 870 16 land land NN 43963 870 17 - - HYPH 43963 870 18 forms form NNS 43963 870 19 with with IN 43963 870 20 those those DT 43963 870 21 proper proper JJ 43963 870 22 to to IN 43963 870 23 the the DT 43963 870 24 station station NN 43963 870 25 . . . 43963 871 1 Fossils fossil NNS 43963 871 2 supply supply VBP 43963 871 3 much much JJ 43963 871 4 information information NN 43963 871 5 concerning concern VBG 43963 871 6 the the DT 43963 871 7 depth depth NN 43963 871 8 and and CC 43963 871 9 distance distance NN 43963 871 10 from from IN 43963 871 11 land land NN 43963 871 12 at at IN 43963 871 13 which which WDT 43963 871 14 the the DT 43963 871 15 deposits deposit NNS 43963 871 16 were be VBD 43963 871 17 laid lay VBN 43963 871 18 down down RP 43963 871 19 . . . 43963 872 1 When when WRB 43963 872 2 portions portion NNS 43963 872 3 of of IN 43963 872 4 the the DT 43963 872 5 ocean ocean NN 43963 872 6 - - HYPH 43963 872 7 water water NN 43963 872 8 have have VBP 43963 872 9 been be VBN 43963 872 10 separated separate VBN 43963 872 11 to to TO 43963 872 12 form form VB 43963 872 13 inland inland JJ 43963 872 14 lakes lake NNS 43963 872 15 , , , 43963 872 16 the the DT 43963 872 17 water water NN 43963 872 18 becomes become VBZ 43963 872 19 saltier salty JJR 43963 872 20 than than IN 43963 872 21 that that DT 43963 872 22 of of IN 43963 872 23 the the DT 43963 872 24 open open JJ 43963 872 25 ocean ocean NN 43963 872 26 , , , 43963 872 27 if if IN 43963 872 28 the the DT 43963 872 29 evaporation evaporation NN 43963 872 30 is be VBZ 43963 872 31 greater great JJR 43963 872 32 than than IN 43963 872 33 the the DT 43963 872 34 supply supply NN 43963 872 35 of of IN 43963 872 36 fresh fresh JJ 43963 872 37 water water NN 43963 872 38 , , , 43963 872 39 and and CC 43963 872 40 the the DT 43963 872 41 life life NN 43963 872 42 of of IN 43963 872 43 the the DT 43963 872 44 inland inland NNP 43963 872 45 sea sea NN 43963 872 46 undergoes undergoe NNS 43963 872 47 change change VB 43963 872 48 under under IN 43963 872 49 the the DT 43963 872 50 unfavourable unfavourable JJ 43963 872 51 conditions condition NNS 43963 872 52 set set VBN 43963 872 53 up up RP 43963 872 54 . . . 43963 873 1 Many many JJ 43963 873 2 forms form NNS 43963 873 3 disappear disappear VBP 43963 873 4 altogether altogether RB 43963 873 5 , , , 43963 873 6 and and CC 43963 873 7 those those DT 43963 873 8 which which WDT 43963 873 9 survive survive VBP 43963 873 10 tend tend NN 43963 873 11 to to TO 43963 873 12 become become VB 43963 873 13 stunted stunted JJ 43963 873 14 , , , 43963 873 15 and and CC 43963 873 16 the the DT 43963 873 17 shells shell NNS 43963 873 18 of of IN 43963 873 19 many many JJ 43963 873 20 of of IN 43963 873 21 the the DT 43963 873 22 mollusca mollusca NN 43963 873 23 are be VBP 43963 873 24 abnormally abnormally RB 43963 873 25 thin thin JJ 43963 873 26 ; ; : 43963 873 27 the the DT 43963 873 28 fauna fauna NNS 43963 873 29 of of IN 43963 873 30 an an DT 43963 873 31 inland inland JJ 43963 873 32 sea sea NN 43963 873 33 though though IN 43963 873 34 it -PRON- PRP 43963 873 35 may may MD 43963 873 36 have have VB 43963 873 37 abundance abundance NN 43963 873 38 of of IN 43963 873 39 individuals individual NNS 43963 873 40 is be VBZ 43963 873 41 apt apt JJ 43963 873 42 to to TO 43963 873 43 be be VB 43963 873 44 characterised characterise VBN 43963 873 45 by by IN 43963 873 46 paucity paucity NN 43963 873 47 of of IN 43963 873 48 species specie NNS 43963 873 49 . . . 43963 874 1 Turning turn VBG 43963 874 2 now now RB 43963 874 3 to to IN 43963 874 4 the the DT 43963 874 5 faunas fauna NNS 43963 874 6 of of IN 43963 874 7 the the DT 43963 874 8 open open JJ 43963 874 9 oceans ocean NNS 43963 874 10 , , , 43963 874 11 it -PRON- PRP 43963 874 12 is be VBZ 43963 874 13 found find VBN 43963 874 14 that that IN 43963 874 15 in in IN 43963 874 16 addition addition NN 43963 874 17 to to IN 43963 874 18 latitude latitude NN 43963 874 19 , , , 43963 874 20 the the DT 43963 874 21 distribution distribution NN 43963 874 22 of of IN 43963 874 23 organisms organism NNS 43963 874 24 is be VBZ 43963 874 25 affected affect VBN 43963 874 26 by by IN 43963 874 27 depth depth NN 43963 874 28 , , , 43963 874 29 and and CC 43963 874 30 by by IN 43963 874 31 the the DT 43963 874 32 nature nature NN 43963 874 33 of of IN 43963 874 34 the the DT 43963 874 35 sea sea NN 43963 874 36 - - HYPH 43963 874 37 floor floor NN 43963 874 38 , , , 43963 874 39 and and CC 43963 874 40 accordingly accordingly RB 43963 874 41 we -PRON- PRP 43963 874 42 find find VBP 43963 874 43 different different JJ 43963 874 44 organisms organism NNS 43963 874 45 in in IN 43963 874 46 different different JJ 43963 874 47 areas area NNS 43963 874 48 ; ; : 43963 874 49 and and CC 43963 874 50 in in IN 43963 874 51 examining examine VBG 43963 874 52 the the DT 43963 874 53 same same JJ 43963 874 54 area area NN 43963 874 55 the the DT 43963 874 56 organisms organism NNS 43963 874 57 inhabiting inhabit VBG 43963 874 58 different different JJ 43963 874 59 depths depth NNS 43963 874 60 are be VBP 43963 874 61 not not RB 43963 874 62 all all PDT 43963 874 63 the the DT 43963 874 64 same same JJ 43963 874 65 , , , 43963 874 66 and and CC 43963 874 67 at at IN 43963 874 68 the the DT 43963 874 69 same same JJ 43963 874 70 depth depth NN 43963 874 71 some some DT 43963 874 72 kinds kind NNS 43963 874 73 of of IN 43963 874 74 animals animal NNS 43963 874 75 have have VBP 43963 874 76 different different JJ 43963 874 77 _ _ NNP 43963 874 78 stations station NNS 43963 874 79 _ _ NNP 43963 874 80 from from IN 43963 874 81 those those DT 43963 874 82 of of IN 43963 874 83 others other NNS 43963 874 84 , , , 43963 874 85 one one CD 43963 874 86 creature creature NN 43963 874 87 being be VBG 43963 874 88 confined confine VBN 43963 874 89 to to IN 43963 874 90 a a DT 43963 874 91 sandy sandy JJ 43963 874 92 floor floor NN 43963 874 93 , , , 43963 874 94 another another DT 43963 874 95 to to IN 43963 874 96 a a DT 43963 874 97 muddy muddy JJ 43963 874 98 one one NN 43963 874 99 , , , 43963 874 100 and and CC 43963 874 101 so so RB 43963 874 102 on[34 on[34 NNP 43963 874 103 ] ] -RRB- 43963 874 104 . . . 43963 875 1 The the DT 43963 875 2 oceans ocean NNS 43963 875 3 have have VBP 43963 875 4 been be VBN 43963 875 5 divided divide VBN 43963 875 6 into into IN 43963 875 7 18 18 CD 43963 875 8 _ _ NNP 43963 875 9 provinces province NNS 43963 875 10 _ _ NNP 43963 875 11 , , , 43963 875 12 each each DT 43963 875 13 of of IN 43963 875 14 which which WDT 43963 875 15 is be VBZ 43963 875 16 more more RBR 43963 875 17 or or CC 43963 875 18 less less RBR 43963 875 19 characterised characterise VBN 43963 875 20 by by IN 43963 875 21 the the DT 43963 875 22 possession possession NN 43963 875 23 of of IN 43963 875 24 peculiar peculiar JJ 43963 875 25 forms form NNS 43963 875 26 which which WDT 43963 875 27 are be VBP 43963 875 28 termed term VBN 43963 875 29 _ _ NNP 43963 875 30 endemic endemic NN 43963 875 31 _ _ NNP 43963 875 32 , , , 43963 875 33 in in IN 43963 875 34 contrast contrast NN 43963 875 35 to to IN 43963 875 36 the the DT 43963 875 37 _ _ NNP 43963 875 38 sporadic sporadic JJ 43963 875 39 _ _ NNP 43963 875 40 forms form NNS 43963 875 41 which which WDT 43963 875 42 are be VBP 43963 875 43 widely widely RB 43963 875 44 distributed distribute VBN 43963 875 45 . . . 43963 876 1 In in IN 43963 876 2 any any DT 43963 876 3 area area NN 43963 876 4 which which WDT 43963 876 5 is be VBZ 43963 876 6 margined margine VBN 43963 876 7 by by IN 43963 876 8 a a DT 43963 876 9 coast coast NN 43963 876 10 line line NN 43963 876 11 , , , 43963 876 12 the the DT 43963 876 13 molluscs mollusc NNS 43963 876 14 are be VBP 43963 876 15 distributed distribute VBN 43963 876 16 in in IN 43963 876 17 zones zone NNS 43963 876 18 which which WDT 43963 876 19 were be VBD 43963 876 20 formerly formerly RB 43963 876 21 classed class VBN 43963 876 22 as as IN 43963 876 23 follows:--the follows:--the DT 43963 876 24 _ _ NNP 43963 876 25 littoral littoral JJ 43963 876 26 _ _ NNP 43963 876 27 zone zone NN 43963 876 28 between between IN 43963 876 29 tide tide NNP 43963 876 30 marks mark NNS 43963 876 31 , , , 43963 876 32 the the DT 43963 876 33 _ _ NNP 43963 876 34 laminarian laminarian NNP 43963 876 35 _ _ NNP 43963 876 36 zone zone NN 43963 876 37 from from IN 43963 876 38 low low JJ 43963 876 39 water water NN 43963 876 40 to to IN 43963 876 41 fifteen fifteen CD 43963 876 42 fathoms fathom NNS 43963 876 43 , , , 43963 876 44 the the DT 43963 876 45 _ _ NNP 43963 876 46 coralline coralline NN 43963 876 47 _ _ NNP 43963 876 48 zone zone NN 43963 876 49 between between IN 43963 876 50 fifteen fifteen CD 43963 876 51 and and CC 43963 876 52 fifty fifty CD 43963 876 53 fathoms fathom NNS 43963 876 54 , , , 43963 876 55 and and CC 43963 876 56 the the DT 43963 876 57 _ _ NNP 43963 876 58 deep deep JJ 43963 876 59 - - HYPH 43963 876 60 sea sea NN 43963 876 61 coral coral NN 43963 876 62 _ _ NNP 43963 876 63 zone zone NN 43963 876 64 from from IN 43963 876 65 fifty fifty CD 43963 876 66 fathoms fathom NNS 43963 876 67 to to IN 43963 876 68 one one CD 43963 876 69 hundred hundred CD 43963 876 70 fathoms fathom NNS 43963 876 71 or or CC 43963 876 72 more more JJR 43963 876 73 ; ; : 43963 876 74 this this DT 43963 876 75 last last JJ 43963 876 76 depth depth NN 43963 876 77 was be VBD 43963 876 78 once once RB 43963 876 79 supposed suppose VBN 43963 876 80 to to TO 43963 876 81 mark mark VB 43963 876 82 the the DT 43963 876 83 limit limit NN 43963 876 84 of of IN 43963 876 85 the the DT 43963 876 86 downward downward JJ 43963 876 87 extension extension NN 43963 876 88 of of IN 43963 876 89 marine marine JJ 43963 876 90 life life NN 43963 876 91 , , , 43963 876 92 but but CC 43963 876 93 as as IN 43963 876 94 the the DT 43963 876 95 result result NN 43963 876 96 of of IN 43963 876 97 modern modern JJ 43963 876 98 deep deep JJ 43963 876 99 - - HYPH 43963 876 100 sea sea NN 43963 876 101 soundings sounding NNS 43963 876 102 we -PRON- PRP 43963 876 103 know know VBP 43963 876 104 that that IN 43963 876 105 organisms organism NNS 43963 876 106 extend extend VBP 43963 876 107 to to IN 43963 876 108 a a DT 43963 876 109 much much RB 43963 876 110 greater great JJR 43963 876 111 depth depth NN 43963 876 112 , , , 43963 876 113 and and CC 43963 876 114 the the DT 43963 876 115 deep deep JJ 43963 876 116 - - HYPH 43963 876 117 sea sea NN 43963 876 118 fauna fauna NNS 43963 876 119 , , , 43963 876 120 owing owe VBG 43963 876 121 to to IN 43963 876 122 uniformity uniformity NN 43963 876 123 of of IN 43963 876 124 conditions condition NNS 43963 876 125 over over IN 43963 876 126 wide wide JJ 43963 876 127 areas area NNS 43963 876 128 , , , 43963 876 129 contains contain VBZ 43963 876 130 fewer few JJR 43963 876 131 endemic endemic JJ 43963 876 132 forms form NNS 43963 876 133 in in IN 43963 876 134 proportion proportion NN 43963 876 135 to to IN 43963 876 136 the the DT 43963 876 137 sporadic sporadic JJ 43963 876 138 ones one NNS 43963 876 139 than than IN 43963 876 140 the the DT 43963 876 141 shallow shallow JJ 43963 876 142 - - HYPH 43963 876 143 water[35 water[35 NN 43963 876 144 ] ] -RRB- 43963 876 145 . . . 43963 877 1 The the DT 43963 877 2 deep deep JJ 43963 877 3 - - HYPH 43963 877 4 sea sea NN 43963 877 5 deposits deposit NNS 43963 877 6 entomb entomb VBP 43963 877 7 the the DT 43963 877 8 remains remain NNS 43963 877 9 of of IN 43963 877 10 these these DT 43963 877 11 deep deep JJ 43963 877 12 - - HYPH 43963 877 13 sea sea NN 43963 877 14 organisms organism NNS 43963 877 15 and and CC 43963 877 16 also also RB 43963 877 17 of of IN 43963 877 18 numerous numerous JJ 43963 877 19 _ _ NNP 43963 877 20 pelagic pelagic NN 43963 877 21 _ _ NNP 43963 877 22 organisms organism NNS 43963 877 23 which which WDT 43963 877 24 live live VBP 43963 877 25 upon upon IN 43963 877 26 the the DT 43963 877 27 surface surface NN 43963 877 28 of of IN 43963 877 29 the the DT 43963 877 30 ocean ocean NN 43963 877 31 , , , 43963 877 32 whose whose WP$ 43963 877 33 remains remain VBZ 43963 877 34 sink sink NN 43963 877 35 to to IN 43963 877 36 the the DT 43963 877 37 ocean ocean NN 43963 877 38 - - HYPH 43963 877 39 floor floor NN 43963 877 40 after after IN 43963 877 41 death death NN 43963 877 42 . . . 43963 878 1 Amongst amongst IN 43963 878 2 the the DT 43963 878 3 deposits deposit NNS 43963 878 4 of of IN 43963 878 5 the the DT 43963 878 6 deeper deep JJR 43963 878 7 parts part NNS 43963 878 8 of of IN 43963 878 9 the the DT 43963 878 10 ocean ocean NN 43963 878 11 , , , 43963 878 12 we -PRON- PRP 43963 878 13 find find VBP 43963 878 14 many many JJ 43963 878 15 which which WDT 43963 878 16 are be VBP 43963 878 17 almost almost RB 43963 878 18 exclusively exclusively RB 43963 878 19 composed compose VBN 43963 878 20 of of IN 43963 878 21 the the DT 43963 878 22 tests test NNS 43963 878 23 of of IN 43963 878 24 foraminifera foraminifera NNP 43963 878 25 , , , 43963 878 26 radiolaria radiolaria NNP 43963 878 27 and and CC 43963 878 28 pteropods pteropod NNS 43963 878 29 , , , 43963 878 30 the the DT 43963 878 31 spicules spicule NNS 43963 878 32 of of IN 43963 878 33 sponges sponge NNS 43963 878 34 , , , 43963 878 35 and and CC 43963 878 36 the the DT 43963 878 37 frustules frustule NNS 43963 878 38 of of IN 43963 878 39 diatoms diatom NNS 43963 878 40 ; ; : 43963 878 41 and and CC 43963 878 42 accordingly accordingly RB 43963 878 43 the the DT 43963 878 44 existence existence NN 43963 878 45 of of IN 43963 878 46 foraminiferal foraminiferal NNP 43963 878 47 , , , 43963 878 48 pteropodan pteropodan NNP 43963 878 49 , , , 43963 878 50 radiolarian radiolarian NN 43963 878 51 , , , 43963 878 52 and and CC 43963 878 53 diatomaceous diatomaceous JJ 43963 878 54 oozes ooze NNS 43963 878 55 , , , 43963 878 56 amongst amongst IN 43963 878 57 the the DT 43963 878 58 strata strata NN 43963 878 59 of of IN 43963 878 60 the the DT 43963 878 61 geological geological JJ 43963 878 62 column column NN 43963 878 63 , , , 43963 878 64 has have VBZ 43963 878 65 been be VBN 43963 878 66 taken take VBN 43963 878 67 by by IN 43963 878 68 some some DT 43963 878 69 as as IN 43963 878 70 indicating indicate VBG 43963 878 71 the the DT 43963 878 72 prevalence prevalence NN 43963 878 73 of of IN 43963 878 74 deep deep JJ 43963 878 75 - - HYPH 43963 878 76 sea sea NN 43963 878 77 conditions condition NNS 43963 878 78 during during IN 43963 878 79 the the DT 43963 878 80 formation formation NN 43963 878 81 of of IN 43963 878 82 those those DT 43963 878 83 deposits deposit NNS 43963 878 84 : : : 43963 878 85 as as IN 43963 878 86 the the DT 43963 878 87 purity purity NN 43963 878 88 of of IN 43963 878 89 a a DT 43963 878 90 calcareous calcareous JJ 43963 878 91 ooze ooze NN 43963 878 92 depends depend VBZ 43963 878 93 upon upon IN 43963 878 94 the the DT 43963 878 95 absence absence NN 43963 878 96 of of IN 43963 878 97 mechanical mechanical JJ 43963 878 98 sediment sediment NN 43963 878 99 , , , 43963 878 100 or or CC 43963 878 101 volcanic volcanic JJ 43963 878 102 dust dust NN 43963 878 103 , , , 43963 878 104 and and CC 43963 878 105 as as IN 43963 878 106 the the DT 43963 878 107 component component JJ 43963 878 108 organisms organism NNS 43963 878 109 of of IN 43963 878 110 these these DT 43963 878 111 oozes ooze NNS 43963 878 112 are be VBP 43963 878 113 pelagic pelagic JJ 43963 878 114 forms form NNS 43963 878 115 which which WDT 43963 878 116 live live VBP 43963 878 117 near near IN 43963 878 118 the the DT 43963 878 119 continents continent NNS 43963 878 120 as as RB 43963 878 121 well well RB 43963 878 122 as as IN 43963 878 123 in in IN 43963 878 124 the the DT 43963 878 125 open open JJ 43963 878 126 oceans ocean NNS 43963 878 127 , , , 43963 878 128 the the DT 43963 878 129 presence presence NN 43963 878 130 of of IN 43963 878 131 calcareous calcareous JJ 43963 878 132 oozes ooze NNS 43963 878 133 implies imply VBZ 43963 878 134 the the DT 43963 878 135 existence existence NN 43963 878 136 of of IN 43963 878 137 a a DT 43963 878 138 _ _ NNP 43963 878 139 clear clear JJ 43963 878 140 _ _ NNP 43963 878 141 sea sea NN 43963 878 142 during during IN 43963 878 143 their -PRON- PRP$ 43963 878 144 deposition deposition NN 43963 878 145 but but CC 43963 878 146 not not RB 43963 878 147 necessarily necessarily RB 43963 878 148 of of IN 43963 878 149 a a DT 43963 878 150 deep deep JJ 43963 878 151 one one NN 43963 878 152 , , , 43963 878 153 for for IN 43963 878 154 if if IN 43963 878 155 the the DT 43963 878 156 sea sea NN 43963 878 157 - - HYPH 43963 878 158 area area NN 43963 878 159 be be VB 43963 878 160 far far RB 43963 878 161 away away RB 43963 878 162 from from IN 43963 878 163 land land NN 43963 878 164 masses masse NNS 43963 878 165 , , , 43963 878 166 or or CC 43963 878 167 if if IN 43963 878 168 the the DT 43963 878 169 sediment sediment NN 43963 878 170 be be VB 43963 878 171 strained strain VBN 43963 878 172 off off RP 43963 878 173 in in IN 43963 878 174 fjords fjord NNS 43963 878 175 , , , 43963 878 176 calcareous calcareous JJ 43963 878 177 oozes ooze NNS 43963 878 178 may may MD 43963 878 179 be be VB 43963 878 180 formed form VBN 43963 878 181 in in IN 43963 878 182 shallow shallow JJ 43963 878 183 water water NN 43963 878 184 . . . 43963 879 1 The the DT 43963 879 2 existence existence NN 43963 879 3 of of IN 43963 879 4 pure pure JJ 43963 879 5 radiolarian radiolarian NN 43963 879 6 or or CC 43963 879 7 diatomaceous diatomaceous JJ 43963 879 8 deposits deposit NNS 43963 879 9 is be VBZ 43963 879 10 better well JJR 43963 879 11 evidence evidence NN 43963 879 12 of of IN 43963 879 13 deep deep JJ 43963 879 14 water water NN 43963 879 15 , , , 43963 879 16 for for IN 43963 879 17 if if IN 43963 879 18 they -PRON- PRP 43963 879 19 were be VBD 43963 879 20 formed form VBN 43963 879 21 in in IN 43963 879 22 shallow shallow JJ 43963 879 23 water water NN 43963 879 24 we -PRON- PRP 43963 879 25 should should MD 43963 879 26 expect expect VB 43963 879 27 an an DT 43963 879 28 intermixture intermixture NN 43963 879 29 of of IN 43963 879 30 calcareous calcareous JJ 43963 879 31 tests test NNS 43963 879 32 , , , 43963 879 33 whereas whereas IN 43963 879 34 these these DT 43963 879 35 are be VBP 43963 879 36 dissolved dissolve VBN 43963 879 37 whilst whilst IN 43963 879 38 sinking sink VBG 43963 879 39 into into IN 43963 879 40 the the DT 43963 879 41 extreme extreme JJ 43963 879 42 depths depth NNS 43963 879 43 of of IN 43963 879 44 the the DT 43963 879 45 ocean ocean NN 43963 879 46 . . . 43963 880 1 As as IN 43963 880 2 the the DT 43963 880 3 deep deep JJ 43963 880 4 - - HYPH 43963 880 5 sea sea NN 43963 880 6 creatures creature NNS 43963 880 7 are be VBP 43963 880 8 under under IN 43963 880 9 very very RB 43963 880 10 different different JJ 43963 880 11 conditions condition NNS 43963 880 12 from from IN 43963 880 13 those those DT 43963 880 14 of of IN 43963 880 15 shallower shallower JJ 43963 880 16 waters water NNS 43963 880 17 , , , 43963 880 18 we -PRON- PRP 43963 880 19 might may MD 43963 880 20 expect expect VB 43963 880 21 marked mark VBN 43963 880 22 structural structural JJ 43963 880 23 differences difference NNS 43963 880 24 between between IN 43963 880 25 the the DT 43963 880 26 deep deep JJ 43963 880 27 and and CC 43963 880 28 shallow shallow JJ 43963 880 29 - - HYPH 43963 880 30 water water NN 43963 880 31 creatures creature NNS 43963 880 32 : : : 43963 880 33 one one CD 43963 880 34 such such JJ 43963 880 35 difference difference NN 43963 880 36 has have VBZ 43963 880 37 been be VBN 43963 880 38 emphasized emphasize VBN 43963 880 39 , , , 43963 880 40 namely namely RB 43963 880 41 the the DT 43963 880 42 occurrence occurrence NN 43963 880 43 of of IN 43963 880 44 animals animal NNS 43963 880 45 which which WDT 43963 880 46 are be VBP 43963 880 47 blind blind JJ 43963 880 48 or or CC 43963 880 49 have have VBP 43963 880 50 enormously enormously RB 43963 880 51 developed develop VBN 43963 880 52 eyes eye NNS 43963 880 53 in in IN 43963 880 54 the the DT 43963 880 55 great great JJ 43963 880 56 depths depth NNS 43963 880 57 of of IN 43963 880 58 the the DT 43963 880 59 sea sea NN 43963 880 60 , , , 43963 880 61 where where WRB 43963 880 62 the the DT 43963 880 63 only only JJ 43963 880 64 light light NN 43963 880 65 is be VBZ 43963 880 66 due due JJ 43963 880 67 to to IN 43963 880 68 phosphorescent phosphorescent JJ 43963 880 69 organisms organism NNS 43963 880 70 . . . 43963 881 1 This this DT 43963 881 2 is be VBZ 43963 881 3 well well RB 43963 881 4 seen see VBN 43963 881 5 in in IN 43963 881 6 the the DT 43963 881 7 case case NN 43963 881 8 of of IN 43963 881 9 many many JJ 43963 881 10 recent recent JJ 43963 881 11 crustacea crustacea NN 43963 881 12 , , , 43963 881 13 and and CC 43963 881 14 has have VBZ 43963 881 15 been be VBN 43963 881 16 noted note VBN 43963 881 17 by by IN 43963 881 18 Suess Suess NNP 43963 881 19 in in IN 43963 881 20 the the DT 43963 881 21 case case NN 43963 881 22 of of IN 43963 881 23 the the DT 43963 881 24 trilobites trilobite NNS 43963 881 25 of of IN 43963 881 26 some some DT 43963 881 27 beds bed NNS 43963 881 28 which which WDT 43963 881 29 he -PRON- PRP 43963 881 30 accordingly accordingly RB 43963 881 31 infers infer VBZ 43963 881 32 to to TO 43963 881 33 be be VB 43963 881 34 of of IN 43963 881 35 deep deep JJ 43963 881 36 - - HYPH 43963 881 37 water water NN 43963 881 38 origin origin NN 43963 881 39 , , , 43963 881 40 and and CC 43963 881 41 it -PRON- PRP 43963 881 42 is be VBZ 43963 881 43 interesting interesting JJ 43963 881 44 to to TO 43963 881 45 find find VB 43963 881 46 that that IN 43963 881 47 these these DT 43963 881 48 creatures creature NNS 43963 881 49 are be VBP 43963 881 50 found find VBN 43963 881 51 in in IN 43963 881 52 deposits deposit NNS 43963 881 53 which which WDT 43963 881 54 give give VBP 43963 881 55 independent independent JJ 43963 881 56 evidence evidence NN 43963 881 57 of of IN 43963 881 58 an an DT 43963 881 59 open open JJ 43963 881 60 - - HYPH 43963 881 61 water water NN 43963 881 62 origin origin NN 43963 881 63 . . . 43963 882 1 The the DT 43963 882 2 _ _ NNP 43963 882 3 Æglinæ Æglinæ NNP 43963 882 4 _ _ NNP 43963 882 5 of of IN 43963 882 6 the the DT 43963 882 7 Ordovician ordovician JJ 43963 882 8 strata strata NN 43963 882 9 are be VBP 43963 882 10 frequently frequently RB 43963 882 11 furnished furnish VBN 43963 882 12 with with IN 43963 882 13 enormous enormous JJ 43963 882 14 eyes eye NNS 43963 882 15 , , , 43963 882 16 and and CC 43963 882 17 they -PRON- PRP 43963 882 18 are be VBP 43963 882 19 often often RB 43963 882 20 accompanied accompany VBN 43963 882 21 by by IN 43963 882 22 blind blind JJ 43963 882 23 trilobites trilobite NNS 43963 882 24 , , , 43963 882 25 and and CC 43963 882 26 in in IN 43963 882 27 Bohemia Bohemia NNP 43963 882 28 the the DT 43963 882 29 blind blind JJ 43963 882 30 and and CC 43963 882 31 large large JJ 43963 882 32 - - HYPH 43963 882 33 eyed eyed JJ 43963 882 34 forms form NNS 43963 882 35 are be VBP 43963 882 36 sometimes sometimes RB 43963 882 37 different different JJ 43963 882 38 species specie NNS 43963 882 39 of of IN 43963 882 40 the the DT 43963 882 41 same same JJ 43963 882 42 genus genus NN 43963 882 43 , , , 43963 882 44 for for IN 43963 882 45 instance instance NN 43963 882 46 _ _ NNP 43963 882 47 Illænus_[36 Illænus_[36 NNP 43963 882 48 ] ] -RRB- 43963 882 49 . . . 43963 883 1 [ [ -LRB- 43963 883 2 Footnote footnote NN 43963 883 3 34 34 CD 43963 883 4 : : : 43963 883 5 For for IN 43963 883 6 an an DT 43963 883 7 account account NN 43963 883 8 of of IN 43963 883 9 the the DT 43963 883 10 distribution distribution NN 43963 883 11 of of IN 43963 883 12 one one CD 43963 883 13 group group NN 43963 883 14 of of IN 43963 883 15 organisms organism NNS 43963 883 16 see see VBP 43963 883 17 Woodward Woodward NNP 43963 883 18 , , , 43963 883 19 S. S. NNP 43963 883 20 P. P. NNP 43963 883 21 , , , 43963 883 22 _ _ NNP 43963 883 23 A A NNP 43963 883 24 Manual Manual NNP 43963 883 25 of of IN 43963 883 26 the the DT 43963 883 27 Mollusca Mollusca NNP 43963 883 28 _ _ NNP 43963 883 29 , , , 43963 883 30 from from IN 43963 883 31 which which WDT 43963 883 32 many many JJ 43963 883 33 of of IN 43963 883 34 the the DT 43963 883 35 following follow VBG 43963 883 36 observations observation NNS 43963 883 37 are be VBP 43963 883 38 taken take VBN 43963 883 39 . . . 43963 883 40 ] ] -RRB- 43963 884 1 [ [ -LRB- 43963 884 2 Footnote Footnote NNP 43963 884 3 35 35 CD 43963 884 4 : : : 43963 884 5 For for IN 43963 884 6 an an DT 43963 884 7 account account NN 43963 884 8 of of IN 43963 884 9 the the DT 43963 884 10 deep deep JJ 43963 884 11 - - HYPH 43963 884 12 sea sea NN 43963 884 13 fauna fauna NNS 43963 884 14 , , , 43963 884 15 see see VB 43963 884 16 Hickson Hickson NNP 43963 884 17 , , , 43963 884 18 S. S. NNP 43963 884 19 J. J. NNP 43963 884 20 , , , 43963 884 21 _ _ NNP 43963 884 22 The the DT 43963 884 23 Fauna Fauna NNP 43963 884 24 of of IN 43963 884 25 the the DT 43963 884 26 Deep Deep NNP 43963 884 27 Sea Sea NNP 43963 884 28 _ _ NNP 43963 884 29 , , , 43963 884 30 1894 1894 CD 43963 884 31 . . . 43963 884 32 ] ] -RRB- 43963 885 1 [ [ -LRB- 43963 885 2 Footnote footnote NN 43963 885 3 36 36 CD 43963 885 4 : : : 43963 885 5 Suess Suess NNP 43963 885 6 , , , 43963 885 7 E. E. NNP 43963 885 8 , , , 43963 885 9 _ _ NNP 43963 885 10 Das Das NNP 43963 885 11 Antlitz Antlitz NNP 43963 885 12 der der VBD 43963 885 13 Erde Erde NNP 43963 885 14 _ _ NNP 43963 885 15 , , , 43963 885 16 2^{er 2^{er CD 43963 885 17 } } -RRB- 43963 885 18 . . . 43963 886 1 Bd Bd NNP 43963 886 2 . . NNP 43963 886 3 , , , 43963 886 4 p. p. NN 43963 887 1 266 266 CD 43963 887 2 . . . 43963 887 3 ] ] -RRB- 43963 888 1 As as IN 43963 888 2 one one PRP 43963 888 3 would would MD 43963 888 4 naturally naturally RB 43963 888 5 expect expect VB 43963 888 6 , , , 43963 888 7 the the DT 43963 888 8 actual actual JJ 43963 888 9 depth depth NN 43963 888 10 at at IN 43963 888 11 which which WDT 43963 888 12 deposits deposit NNS 43963 888 13 were be VBD 43963 888 14 formed form VBN 43963 888 15 can can MD 43963 888 16 generally generally RB 43963 888 17 be be VB 43963 888 18 calculated calculate VBN 43963 888 19 with with IN 43963 888 20 a a DT 43963 888 21 greater great JJR 43963 888 22 degree degree NN 43963 888 23 of of IN 43963 888 24 certainty certainty NN 43963 888 25 amongst amongst IN 43963 888 26 the the DT 43963 888 27 newer new JJR 43963 888 28 rocks rock NNS 43963 888 29 than than IN 43963 888 30 amongst amongst IN 43963 888 31 the the DT 43963 888 32 older old JJR 43963 888 33 ones one NNS 43963 888 34 . . . 43963 889 1 In in IN 43963 889 2 the the DT 43963 889 3 case case NN 43963 889 4 of of IN 43963 889 5 the the DT 43963 889 6 Pliocene Pliocene NNP 43963 889 7 Crags Crags NNPS 43963 889 8 , , , 43963 889 9 the the DT 43963 889 10 depth depth NN 43963 889 11 in in IN 43963 889 12 fathoms fathom NNS 43963 889 13 may may MD 43963 889 14 be be VB 43963 889 15 confidently confidently RB 43963 889 16 given give VBN 43963 889 17 . . . 43963 890 1 In in IN 43963 890 2 the the DT 43963 890 3 Cretaceous cretaceous JJ 43963 890 4 rocks rock NNS 43963 890 5 attempts attempt NNS 43963 890 6 have have VBP 43963 890 7 been be VBN 43963 890 8 made make VBN 43963 890 9 to to TO 43963 890 10 give give VB 43963 890 11 numerical numerical JJ 43963 890 12 estimates estimate NNS 43963 890 13 of of IN 43963 890 14 the the DT 43963 890 15 depths depth NNS 43963 890 16 at at IN 43963 890 17 which which WDT 43963 890 18 different different JJ 43963 890 19 accumulations accumulation NNS 43963 890 20 were be VBD 43963 890 21 formed form VBN 43963 890 22 , , , 43963 890 23 but but CC 43963 890 24 some some DT 43963 890 25 differences difference NNS 43963 890 26 of of IN 43963 890 27 opinion opinion NN 43963 890 28 have have VBP 43963 890 29 arisen arise VBN 43963 890 30 in in IN 43963 890 31 the the DT 43963 890 32 case case NN 43963 890 33 of of IN 43963 890 34 these these DT 43963 890 35 rocks rock NNS 43963 890 36 . . . 43963 891 1 In in IN 43963 891 2 the the DT 43963 891 3 Palæozoic Palæozoic NNP 43963 891 4 rocks rock NNS 43963 891 5 , , , 43963 891 6 only only RB 43963 891 7 a a DT 43963 891 8 rough rough JJ 43963 891 9 idea idea NN 43963 891 10 of of IN 43963 891 11 the the DT 43963 891 12 general general JJ 43963 891 13 depth depth NN 43963 891 14 can can MD 43963 891 15 usually usually RB 43963 891 16 be be VB 43963 891 17 obtained obtain VBN 43963 891 18 , , , 43963 891 19 and and CC 43963 891 20 no no DT 43963 891 21 attempt attempt NN 43963 891 22 to to TO 43963 891 23 calculate calculate VB 43963 891 24 the the DT 43963 891 25 depth depth NN 43963 891 26 in in IN 43963 891 27 fathoms fathom NNS 43963 891 28 is be VBZ 43963 891 29 likely likely JJ 43963 891 30 to to TO 43963 891 31 be be VB 43963 891 32 even even RB 43963 891 33 approximately approximately RB 43963 891 34 correct correct JJ 43963 891 35 in in IN 43963 891 36 the the DT 43963 891 37 present present JJ 43963 891 38 state state NN 43963 891 39 of of IN 43963 891 40 our -PRON- PRP$ 43963 891 41 knowledge knowledge NN 43963 891 42 . . . 43963 892 1 The the DT 43963 892 2 comminution comminution NN 43963 892 3 of of IN 43963 892 4 fossils fossil NNS 43963 892 5 has have VBZ 43963 892 6 sometimes sometimes RB 43963 892 7 been be VBN 43963 892 8 taken take VBN 43963 892 9 as as IN 43963 892 10 an an DT 43963 892 11 indication indication NN 43963 892 12 of of IN 43963 892 13 shallower shallower JJ 43963 892 14 water water NN 43963 892 15 origin origin NN 43963 892 16 of of IN 43963 892 17 the the DT 43963 892 18 deposits deposit NNS 43963 892 19 which which WDT 43963 892 20 contain contain VBP 43963 892 21 them -PRON- PRP 43963 892 22 , , , 43963 892 23 but but CC 43963 892 24 although although IN 43963 892 25 the the DT 43963 892 26 hard hard JJ 43963 892 27 parts part NNS 43963 892 28 of of IN 43963 892 29 organisms organism NNS 43963 892 30 in in IN 43963 892 31 a a DT 43963 892 32 broken broken JJ 43963 892 33 condition condition NN 43963 892 34 have have VBP 43963 892 35 frequently frequently RB 43963 892 36 been be VBN 43963 892 37 shattered shatter VBN 43963 892 38 by by IN 43963 892 39 the the DT 43963 892 40 action action NN 43963 892 41 of of IN 43963 892 42 the the DT 43963 892 43 waves wave NNS 43963 892 44 , , , 43963 892 45 they -PRON- PRP 43963 892 46 may may MD 43963 892 47 also also RB 43963 892 48 be be VB 43963 892 49 broken break VBN 43963 892 50 at at IN 43963 892 51 great great JJ 43963 892 52 depths depth NNS 43963 892 53 by by IN 43963 892 54 predaceous predaceous JJ 43963 892 55 creatures creature NNS 43963 892 56 , , , 43963 892 57 and and CC 43963 892 58 in in IN 43963 892 59 many many JJ 43963 892 60 instances instance NNS 43963 892 61 the the DT 43963 892 62 fracture fracture NN 43963 892 63 is be VBZ 43963 892 64 the the DT 43963 892 65 result result NN 43963 892 66 of of IN 43963 892 67 earth earth NN 43963 892 68 - - HYPH 43963 892 69 movements movement NNS 43963 892 70 occurring occur VBG 43963 892 71 subsequently subsequently RB 43963 892 72 to to IN 43963 892 73 the the DT 43963 892 74 formation formation NN 43963 892 75 of of IN 43963 892 76 the the DT 43963 892 77 deposits deposit NNS 43963 892 78 . . . 43963 893 1 Turning turn VBG 43963 893 2 now now RB 43963 893 3 to to IN 43963 893 4 the the DT 43963 893 5 difference difference NN 43963 893 6 in in IN 43963 893 7 organisms organism NNS 43963 893 8 which which WDT 43963 893 9 results result VBZ 43963 893 10 from from IN 43963 893 11 difference difference NN 43963 893 12 of of IN 43963 893 13 station station NN 43963 893 14 , , , 43963 893 15 it -PRON- PRP 43963 893 16 will will MD 43963 893 17 be be VB 43963 893 18 sufficient sufficient JJ 43963 893 19 to to TO 43963 893 20 give give VB 43963 893 21 a a DT 43963 893 22 quotation quotation NN 43963 893 23 from from IN 43963 893 24 Woodward Woodward NNP 43963 893 25 's 's POS 43963 893 26 _ _ NNP 43963 893 27 Manual Manual NNP 43963 893 28 of of IN 43963 893 29 the the DT 43963 893 30 Mollusca Mollusca NNP 43963 893 31 _ _ NNP 43963 893 32 as as IN 43963 893 33 an an DT 43963 893 34 illustration:--"In illustration:--"In NNP 43963 893 35 Europe Europe NNP 43963 893 36 the the DT 43963 893 37 characteristic characteristic JJ 43963 893 38 genera genera NN 43963 893 39 of of IN 43963 893 40 _ _ NNP 43963 893 41 rocky rocky NNP 43963 893 42 _ _ NNP 43963 893 43 shores shore NNS 43963 893 44 are be VBP 43963 893 45 _ _ NNP 43963 893 46 Littorina Littorina NNP 43963 893 47 _ _ NNP 43963 893 48 , , , 43963 893 49 _ _ NNP 43963 893 50 Patella Patella NNP 43963 893 51 _ _ NNP 43963 893 52 , , , 43963 893 53 and and CC 43963 893 54 _ _ NNP 43963 893 55 Purpura Purpura NNP 43963 893 56 _ _ NNP 43963 893 57 ; ; : 43963 893 58 of of IN 43963 893 59 sandy sandy NNP 43963 893 60 beaches beach NNS 43963 893 61 , , , 43963 893 62 _ _ NNP 43963 893 63 Cardium Cardium NNP 43963 893 64 _ _ NNP 43963 893 65 , , , 43963 893 66 _ _ NNP 43963 893 67 Tellina Tellina NNP 43963 893 68 _ _ NNP 43963 893 69 , , , 43963 893 70 _ _ NNP 43963 893 71 Solen Solen NNP 43963 893 72 _ _ NNP 43963 893 73 ; ; : 43963 893 74 gravelly gravelly NNP 43963 893 75 shores shore NNS 43963 893 76 , , , 43963 893 77 _ _ NNP 43963 893 78 Mytilus Mytilus NNP 43963 893 79 _ _ NNP 43963 893 80 ; ; : 43963 893 81 and and CC 43963 893 82 on on IN 43963 893 83 muddy muddy JJ 43963 893 84 shores shore NNS 43963 893 85 , , , 43963 893 86 _ _ NNP 43963 893 87 Lutraria Lutraria NNP 43963 893 88 _ _ NNP 43963 893 89 and and CC 43963 893 90 _ _ NNP 43963 893 91 Pullastra Pullastra NNP 43963 893 92 _ _ NNP 43963 893 93 . . . 43963 894 1 On on IN 43963 894 2 rocky rocky JJ 43963 894 3 coasts coast NNS 43963 894 4 are be VBP 43963 894 5 also also RB 43963 894 6 found find VBN 43963 894 7 many many JJ 43963 894 8 species specie NNS 43963 894 9 of of IN 43963 894 10 _ _ NNP 43963 894 11 Haliotis Haliotis NNP 43963 894 12 _ _ NNP 43963 894 13 , , , 43963 894 14 _ _ NNP 43963 894 15 Siphonaria Siphonaria NNP 43963 894 16 _ _ NNP 43963 894 17 , , , 43963 894 18 _ _ NNP 43963 894 19 Fissurella Fissurella NNP 43963 894 20 _ _ NNP 43963 894 21 , , , 43963 894 22 and and CC 43963 894 23 _ _ NNP 43963 894 24 Trochus Trochus NNP 43963 894 25 _ _ NNP 43963 894 26 ; ; : 43963 894 27 they -PRON- PRP 43963 894 28 occur occur VBP 43963 894 29 at at IN 43963 894 30 various various JJ 43963 894 31 levels level NNS 43963 894 32 , , , 43963 894 33 some some DT 43963 894 34 only only RB 43963 894 35 at at IN 43963 894 36 the the DT 43963 894 37 high high JJ 43963 894 38 - - HYPH 43963 894 39 water water NN 43963 894 40 line line NN 43963 894 41 , , , 43963 894 42 others other NNS 43963 894 43 in in IN 43963 894 44 a a DT 43963 894 45 middle middle JJ 43963 894 46 zone zone NN 43963 894 47 , , , 43963 894 48 or or CC 43963 894 49 at at IN 43963 894 50 the the DT 43963 894 51 verge verge NN 43963 894 52 of of IN 43963 894 53 low low JJ 43963 894 54 - - HYPH 43963 894 55 water water NN 43963 894 56 . . . 43963 895 1 _ _ NNP 43963 895 2 Cypræa Cypræa NNP 43963 895 3 _ _ NNP 43963 895 4 and and CC 43963 895 5 _ _ NNP 43963 895 6 Conus Conus NNP 43963 895 7 _ _ NNP 43963 895 8 shelter shelter NN 43963 895 9 under under IN 43963 895 10 coral coral JJ 43963 895 11 - - HYPH 43963 895 12 blocks block NNS 43963 895 13 , , , 43963 895 14 and and CC 43963 895 15 _ _ NNP 43963 895 16 Cerithium Cerithium NNP 43963 895 17 _ _ NNP 43963 895 18 , , , 43963 895 19 _ _ NNP 43963 895 20 Terebra Terebra NNP 43963 895 21 _ _ NNP 43963 895 22 , , , 43963 895 23 _ _ NNP 43963 895 24 Natica Natica NNP 43963 895 25 _ _ NNP 43963 895 26 and and CC 43963 895 27 _ _ NNP 43963 895 28 Pyramidella Pyramidella NNP 43963 895 29 _ _ NNP 43963 895 30 bury bury NN 43963 895 31 in in IN 43963 895 32 sand sand NN 43963 895 33 at at IN 43963 895 34 low low JJ 43963 895 35 - - HYPH 43963 895 36 water water NN 43963 895 37 , , , 43963 895 38 but but CC 43963 895 39 may may MD 43963 895 40 be be VB 43963 895 41 found find VBN 43963 895 42 by by IN 43963 895 43 tracing trace VBG 43963 895 44 the the DT 43963 895 45 marks mark NNS 43963 895 46 of of IN 43963 895 47 their -PRON- PRP$ 43963 895 48 long long JJ 43963 895 49 burrows burrow NNS 43963 895 50 ( ( -LRB- 43963 895 51 Macgillivray)[37 Macgillivray)[37 NNP 43963 895 52 ] ] -RRB- 43963 895 53 . . . 43963 895 54 " " '' 43963 896 1 [ [ -LRB- 43963 896 2 Footnote Footnote NNP 43963 896 3 37 37 CD 43963 896 4 : : : 43963 896 5 Woodward Woodward NNP 43963 896 6 , , , 43963 896 7 S. S. NNP 43963 896 8 P. P. NNP 43963 896 9 , , , 43963 896 10 _ _ NNP 43963 896 11 A A NNP 43963 896 12 Manual Manual NNP 43963 896 13 of of IN 43963 896 14 the the DT 43963 896 15 Mollusca Mollusca NNP 43963 896 16 _ _ NNP 43963 896 17 , , , 43963 896 18 p. p. NN 43963 897 1 151 151 CD 43963 897 2 . . . 43963 897 3 ] ] -RRB- 43963 898 1 The the DT 43963 898 2 geologist geologist NN 43963 898 3 will will MD 43963 898 4 naturally naturally RB 43963 898 5 select select VB 43963 898 6 sporadic sporadic JJ 43963 898 7 forms form NNS 43963 898 8 rather rather RB 43963 898 9 than than IN 43963 898 10 endemic endemic JJ 43963 898 11 ones one NNS 43963 898 12 in in IN 43963 898 13 comparing compare VBG 43963 898 14 the the DT 43963 898 15 strata strata NN 43963 898 16 of of IN 43963 898 17 different different JJ 43963 898 18 areas area NNS 43963 898 19 , , , 43963 898 20 but but CC 43963 898 21 how how WRB 43963 898 22 far far RB 43963 898 23 differences difference NNS 43963 898 24 in in IN 43963 898 25 faunas fauna NNS 43963 898 26 are be VBP 43963 898 27 the the DT 43963 898 28 result result NN 43963 898 29 of of IN 43963 898 30 existence existence NN 43963 898 31 at at IN 43963 898 32 different different JJ 43963 898 33 times time NNS 43963 898 34 , , , 43963 898 35 and and CC 43963 898 36 how how WRB 43963 898 37 far far RB 43963 898 38 they -PRON- PRP 43963 898 39 are be VBP 43963 898 40 due due JJ 43963 898 41 to to IN 43963 898 42 difference difference NN 43963 898 43 of of IN 43963 898 44 conditions condition NNS 43963 898 45 affecting affect VBG 43963 898 46 contemporaneous contemporaneous JJ 43963 898 47 organisms organism NNS 43963 898 48 can can MD 43963 898 49 only only RB 43963 898 50 be be VB 43963 898 51 discovered discover VBN 43963 898 52 as as IN 43963 898 53 the the DT 43963 898 54 result result NN 43963 898 55 of of IN 43963 898 56 accurate accurate JJ 43963 898 57 observation observation NN 43963 898 58 . . . 43963 899 1 The the DT 43963 899 2 main main JJ 43963 899 3 points point NNS 43963 899 4 to to TO 43963 899 5 be be VB 43963 899 6 regarded regard VBN 43963 899 7 when when WRB 43963 899 8 comparing compare VBG 43963 899 9 the the DT 43963 899 10 successive successive JJ 43963 899 11 faunas fauna NNS 43963 899 12 of of IN 43963 899 13 different different JJ 43963 899 14 regions region NNS 43963 899 15 have have VBP 43963 899 16 been be VBN 43963 899 17 noticed notice VBN 43963 899 18 in in IN 43963 899 19 this this DT 43963 899 20 and and CC 43963 899 21 the the DT 43963 899 22 preceding precede VBG 43963 899 23 chapters chapter NNS 43963 899 24 , , , 43963 899 25 and and CC 43963 899 26 it -PRON- PRP 43963 899 27 has have VBZ 43963 899 28 been be VBN 43963 899 29 shown show VBN 43963 899 30 that that IN 43963 899 31 as as IN 43963 899 32 the the DT 43963 899 33 evidence evidence NN 43963 899 34 is be VBZ 43963 899 35 cumulative cumulative JJ 43963 899 36 , , , 43963 899 37 it -PRON- PRP 43963 899 38 requires require VBZ 43963 899 39 the the DT 43963 899 40 collection collection NN 43963 899 41 of of IN 43963 899 42 a a DT 43963 899 43 large large JJ 43963 899 44 number number NN 43963 899 45 of of IN 43963 899 46 facts fact NNS 43963 899 47 obtained obtain VBN 43963 899 48 by by IN 43963 899 49 observation observation NN 43963 899 50 of of IN 43963 899 51 the the DT 43963 899 52 strata strata NN 43963 899 53 before before IN 43963 899 54 accurate accurate JJ 43963 899 55 inferences inference NNS 43963 899 56 can can MD 43963 899 57 be be VB 43963 899 58 drawn draw VBN 43963 899 59 . . . 43963 900 1 The the DT 43963 900 2 indications indication NNS 43963 900 3 of of IN 43963 900 4 climatic climatic JJ 43963 900 5 conditions condition NNS 43963 900 6 furnished furnish VBN 43963 900 7 by by IN 43963 900 8 organisms organism NNS 43963 900 9 require require VBP 43963 900 10 some some DT 43963 900 11 consideration consideration NN 43963 900 12 . . . 43963 901 1 In in IN 43963 901 2 the the DT 43963 901 3 comparatively comparatively RB 43963 901 4 recent recent JJ 43963 901 5 deposits deposit NNS 43963 901 6 it -PRON- PRP 43963 901 7 is be VBZ 43963 901 8 not not RB 43963 901 9 difficult difficult JJ 43963 901 10 to to TO 43963 901 11 get get VB 43963 901 12 some some DT 43963 901 13 notion notion NN 43963 901 14 of of IN 43963 901 15 the the DT 43963 901 16 prevalent prevalent JJ 43963 901 17 climatic climatic JJ 43963 901 18 conditions condition NNS 43963 901 19 when when WRB 43963 901 20 the the DT 43963 901 21 fossils fossil NNS 43963 901 22 belong belong VBP 43963 901 23 to to IN 43963 901 24 forms form NNS 43963 901 25 closely closely RB 43963 901 26 related relate VBN 43963 901 27 to to IN 43963 901 28 modern modern JJ 43963 901 29 genera genera NN 43963 901 30 . . . 43963 902 1 The the DT 43963 902 2 existence existence NN 43963 902 3 of of IN 43963 902 4 the the DT 43963 902 5 arctic arctic NNP 43963 902 6 birch birch NNP 43963 902 7 and and CC 43963 902 8 arctic arctic NNP 43963 902 9 willow willow NNP 43963 902 10 , , , 43963 902 11 and and CC 43963 902 12 of of IN 43963 902 13 shells shell NNS 43963 902 14 belonging belong VBG 43963 902 15 to to IN 43963 902 16 species specie NNS 43963 902 17 now now RB 43963 902 18 living live VBG 43963 902 19 north north RB 43963 902 20 of of IN 43963 902 21 the the DT 43963 902 22 British British NNP 43963 902 23 Isles Isles NNPS 43963 902 24 , , , 43963 902 25 in in IN 43963 902 26 deposits deposit NNS 43963 902 27 of of IN 43963 902 28 comparatively comparatively RB 43963 902 29 recent recent JJ 43963 902 30 date date NN 43963 902 31 in in IN 43963 902 32 Britain Britain NNP 43963 902 33 would would MD 43963 902 34 afford afford VB 43963 902 35 convincing convincing JJ 43963 902 36 evidence evidence NN 43963 902 37 of of IN 43963 902 38 the the DT 43963 902 39 occurrence occurrence NN 43963 902 40 of of IN 43963 902 41 colder cold JJR 43963 902 42 climatic climatic JJ 43963 902 43 conditions condition NNS 43963 902 44 than than IN 43963 902 45 those those DT 43963 902 46 which which WDT 43963 902 47 are be VBP 43963 902 48 now now RB 43963 902 49 prevalent prevalent JJ 43963 902 50 in in IN 43963 902 51 the the DT 43963 902 52 area area NN 43963 902 53 , , , 43963 902 54 even even RB 43963 902 55 if if IN 43963 902 56 the the DT 43963 902 57 evidence evidence NN 43963 902 58 were be VBD 43963 902 59 not not RB 43963 902 60 confirmed confirm VBN 43963 902 61 as as IN 43963 902 62 it -PRON- PRP 43963 902 63 is be VBZ 43963 902 64 , , , 43963 902 65 by by IN 43963 902 66 physical physical JJ 43963 902 67 proof proof NN 43963 902 68 of of IN 43963 902 69 glaciation glaciation NN 43963 902 70 in in IN 43963 902 71 deposits deposit NNS 43963 902 72 of of IN 43963 902 73 the the DT 43963 902 74 same same JJ 43963 902 75 age age NN 43963 902 76 . . . 43963 903 1 Nevertheless nevertheless RB 43963 903 2 , , , 43963 903 3 even even RB 43963 903 4 in in IN 43963 903 5 these these DT 43963 903 6 recent recent JJ 43963 903 7 beds bed NNS 43963 903 8 , , , 43963 903 9 we -PRON- PRP 43963 903 10 have have VBP 43963 903 11 a a DT 43963 903 12 useful useful JJ 43963 903 13 warning warning NN 43963 903 14 , , , 43963 903 15 by by IN 43963 903 16 finding find VBG 43963 903 17 species specie NNS 43963 903 18 of of IN 43963 903 19 elephant elephant NN 43963 903 20 and and CC 43963 903 21 rhinoceros rhinocero NNS 43963 903 22 associated associate VBN 43963 903 23 with with IN 43963 903 24 northern northern JJ 43963 903 25 forms form NNS 43963 903 26 like like IN 43963 903 27 the the DT 43963 903 28 lemming lemming NN 43963 903 29 , , , 43963 903 30 glutton glutton NNP 43963 903 31 , , , 43963 903 32 and and CC 43963 903 33 musk musk NN 43963 903 34 - - HYPH 43963 903 35 ox ox JJ 43963 903 36 . . . 43963 904 1 We -PRON- PRP 43963 904 2 know know VBP 43963 904 3 that that IN 43963 904 4 the the DT 43963 904 5 species specie NNS 43963 904 6 of of IN 43963 904 7 elephant elephant NN 43963 904 8 and and CC 43963 904 9 rhinoceros rhinocero NNS 43963 904 10 ( ( -LRB- 43963 904 11 the the DT 43963 904 12 mammoth mammoth JJ 43963 904 13 and and CC 43963 904 14 woolly woolly RB 43963 904 15 rhinoceros rhinocero NNS 43963 904 16 ) ) -RRB- 43963 904 17 were be VBD 43963 904 18 provided provide VBN 43963 904 19 with with IN 43963 904 20 thick thick JJ 43963 904 21 coverings covering NNS 43963 904 22 which which WDT 43963 904 23 would would MD 43963 904 24 enable enable VB 43963 904 25 them -PRON- PRP 43963 904 26 to to TO 43963 904 27 resist resist VB 43963 904 28 the the DT 43963 904 29 severity severity NN 43963 904 30 of of IN 43963 904 31 an an DT 43963 904 32 arctic arctic JJ 43963 904 33 climate climate NN 43963 904 34 , , , 43963 904 35 but but CC 43963 904 36 had have VBD 43963 904 37 not not RB 43963 904 38 these these DT 43963 904 39 coverings covering NNS 43963 904 40 been be VBN 43963 904 41 found find VBN 43963 904 42 , , , 43963 904 43 we -PRON- PRP 43963 904 44 might may MD 43963 904 45 have have VB 43963 904 46 been be VBN 43963 904 47 puzzled puzzle VBN 43963 904 48 by by IN 43963 904 49 the the DT 43963 904 50 association association NNP 43963 904 51 of of IN 43963 904 52 forms form NNS 43963 904 53 whose whose WP$ 43963 904 54 nearest near JJS 43963 904 55 allies ally NNS 43963 904 56 are be VBP 43963 904 57 sub sub JJ 43963 904 58 - - JJ 43963 904 59 tropical tropical JJ 43963 904 60 with with IN 43963 904 61 others other NNS 43963 904 62 of of IN 43963 904 63 arctic arctic NNP 43963 904 64 character character NN 43963 904 65 . . . 43963 905 1 As as IN 43963 905 2 we -PRON- PRP 43963 905 3 go go VBP 43963 905 4 back back RB 43963 905 5 in in IN 43963 905 6 time time NN 43963 905 7 and and CC 43963 905 8 deal deal VB 43963 905 9 with with IN 43963 905 10 earlier early JJR 43963 905 11 deposits deposit NNS 43963 905 12 , , , 43963 905 13 the the DT 43963 905 14 ascertainment ascertainment NN 43963 905 15 of of IN 43963 905 16 the the DT 43963 905 17 climatic climatic JJ 43963 905 18 conditions condition NNS 43963 905 19 becomes become VBZ 43963 905 20 more more RBR 43963 905 21 difficult difficult JJ 43963 905 22 , , , 43963 905 23 as as IN 43963 905 24 the the DT 43963 905 25 fossils fossil NNS 43963 905 26 mostly mostly RB 43963 905 27 belong belong VBP 43963 905 28 to to IN 43963 905 29 extinct extinct JJ 43963 905 30 species specie NNS 43963 905 31 , , , 43963 905 32 genera genera NN 43963 905 33 or or CC 43963 905 34 even even RB 43963 905 35 families family NNS 43963 905 36 . . . 43963 906 1 In in IN 43963 906 2 these these DT 43963 906 3 circumstances circumstance NNS 43963 906 4 , , , 43963 906 5 it -PRON- PRP 43963 906 6 is be VBZ 43963 906 7 very very RB 43963 906 8 dangerous dangerous JJ 43963 906 9 to to TO 43963 906 10 draw draw VB 43963 906 11 conclusions conclusion NNS 43963 906 12 as as IN 43963 906 13 to to IN 43963 906 14 climatic climatic JJ 43963 906 15 conditions condition NNS 43963 906 16 from from IN 43963 906 17 examination examination NN 43963 906 18 of of IN 43963 906 19 a a DT 43963 906 20 few few JJ 43963 906 21 forms form NNS 43963 906 22 , , , 43963 906 23 but but CC 43963 906 24 when when WRB 43963 906 25 we -PRON- PRP 43963 906 26 find find VBP 43963 906 27 that that IN 43963 906 28 plants plant NNS 43963 906 29 and and CC 43963 906 30 animals animal NNS 43963 906 31 , , , 43963 906 32 terrestrial terrestrial JJ 43963 906 33 and and CC 43963 906 34 marine marine JJ 43963 906 35 forms form NNS 43963 906 36 , , , 43963 906 37 vertebrates vertebrate NNS 43963 906 38 and and CC 43963 906 39 invertebrates invertebrate VBZ 43963 906 40 alike alike JJ 43963 906 41 point point NN 43963 906 42 to to IN 43963 906 43 the the DT 43963 906 44 same same JJ 43963 906 45 conclusion conclusion NN 43963 906 46 , , , 43963 906 47 as as IN 43963 906 48 in in IN 43963 906 49 the the DT 43963 906 50 London London NNP 43963 906 51 Clay Clay NNP 43963 906 52 , , , 43963 906 53 where where WRB 43963 906 54 all all PDT 43963 906 55 the the DT 43963 906 56 fossils fossil NNS 43963 906 57 belong belong VBP 43963 906 58 to to IN 43963 906 59 forms form NNS 43963 906 60 allied ally VBN 43963 906 61 to to IN 43963 906 62 those those DT 43963 906 63 now now RB 43963 906 64 living live VBG 43963 906 65 under under IN 43963 906 66 sub sub JJ 43963 906 67 - - JJ 43963 906 68 tropical tropical JJ 43963 906 69 conditions condition NNS 43963 906 70 , , , 43963 906 71 the the DT 43963 906 72 state state NN 43963 906 73 of of IN 43963 906 74 the the DT 43963 906 75 climate climate NN 43963 906 76 may may MD 43963 906 77 be be VB 43963 906 78 inferred infer VBN 43963 906 79 with with IN 43963 906 80 considerable considerable JJ 43963 906 81 certainty[38 certainty[38 NNP 43963 906 82 ] ] -RRB- 43963 906 83 . . . 43963 907 1 The the DT 43963 907 2 character character NN 43963 907 3 of of IN 43963 907 4 the the DT 43963 907 5 fossils fossil NNS 43963 907 6 must must MD 43963 907 7 be be VB 43963 907 8 taken take VBN 43963 907 9 into into IN 43963 907 10 account account NN 43963 907 11 rather rather RB 43963 907 12 than than IN 43963 907 13 their -PRON- PRP$ 43963 907 14 size size NN 43963 907 15 . . . 43963 908 1 There there EX 43963 908 2 was be VBD 43963 908 3 a a DT 43963 908 4 tendency tendency NN 43963 908 5 amongst amongst IN 43963 908 6 geologists geologist NNS 43963 908 7 to to TO 43963 908 8 believe believe VB 43963 908 9 that that IN 43963 908 10 large large JJ 43963 908 11 organisms organism NNS 43963 908 12 probably probably RB 43963 908 13 indicate indicate VBP 43963 908 14 warm warm JJ 43963 908 15 conditions condition NNS 43963 908 16 . . . 43963 909 1 Recent recent JJ 43963 909 2 researches research NNS 43963 909 3 in in IN 43963 909 4 arctic arctic JJ 43963 909 5 seas sea NNS 43963 909 6 have have VBP 43963 909 7 dispelled dispel VBN 43963 909 8 this this DT 43963 909 9 belief belief NN 43963 909 10 . . . 43963 910 1 Marine Marine NNP 43963 910 2 algæ algæ NN 43963 910 3 of of IN 43963 910 4 enormous enormous JJ 43963 910 5 size size NN 43963 910 6 are be VBP 43963 910 7 found find VBN 43963 910 8 in in IN 43963 910 9 the the DT 43963 910 10 cold cold JJ 43963 910 11 seas sea NNS 43963 910 12 , , , 43963 910 13 and and CC 43963 910 14 the the DT 43963 910 15 size size NN 43963 910 16 of of IN 43963 910 17 creatures creature NNS 43963 910 18 , , , 43963 910 19 abundance abundance NN 43963 910 20 of of IN 43963 910 21 individuals individual NNS 43963 910 22 and and CC 43963 910 23 variety variety NN 43963 910 24 of of IN 43963 910 25 forms form NNS 43963 910 26 in in IN 43963 910 27 the the DT 43963 910 28 arctic arctic JJ 43963 910 29 faunas fauna NNS 43963 910 30 of of IN 43963 910 31 some some DT 43963 910 32 regions region NNS 43963 910 33 is be VBZ 43963 910 34 very very RB 43963 910 35 noteworthy noteworthy JJ 43963 910 36 . . . 43963 911 1 In in IN 43963 911 2 the the DT 43963 911 3 Kara Kara NNP 43963 911 4 Sea Sea NNP 43963 911 5 , , , 43963 911 6 for for IN 43963 911 7 instance instance NN 43963 911 8 , , , 43963 911 9 a a DT 43963 911 10 variety variety NN 43963 911 11 of of IN 43963 911 12 creatures creature NNS 43963 911 13 were be VBD 43963 911 14 dredged dredge VBN 43963 911 15 up up RP 43963 911 16 during during IN 43963 911 17 the the DT 43963 911 18 voyage voyage NN 43963 911 19 of of IN 43963 911 20 the the DT 43963 911 21 Vega Vega NNP 43963 911 22 , , , 43963 911 23 and and CC 43963 911 24 Baron Baron NNP 43963 911 25 Nordenskjöld Nordenskjöld NNP 43963 911 26 makes make VBZ 43963 911 27 the the DT 43963 911 28 following following JJ 43963 911 29 pertinent pertinent JJ 43963 911 30 remarks remark NNS 43963 911 31 about about IN 43963 911 32 them -PRON- PRP 43963 911 33 : : : 43963 911 34 " " `` 43963 911 35 For for IN 43963 911 36 the the DT 43963 911 37 science science NN 43963 911 38 of of IN 43963 911 39 our -PRON- PRP$ 43963 911 40 time time NN 43963 911 41 , , , 43963 911 42 which which WDT 43963 911 43 so so RB 43963 911 44 often often RB 43963 911 45 places place VBZ 43963 911 46 the the DT 43963 911 47 origin origin NN 43963 911 48 of of IN 43963 911 49 a a DT 43963 911 50 northern northern JJ 43963 911 51 form form NN 43963 911 52 in in IN 43963 911 53 the the DT 43963 911 54 south south NN 43963 911 55 , , , 43963 911 56 and and CC 43963 911 57 _ _ NNP 43963 911 58 vice vice NN 43963 911 59 versa versa RB 43963 911 60 _ _ NNP 43963 911 61 , , , 43963 911 62 as as IN 43963 911 63 the the DT 43963 911 64 foundation foundation NN 43963 911 65 of of IN 43963 911 66 very very RB 43963 911 67 wide wide JJ 43963 911 68 theoretical theoretical JJ 43963 911 69 conclusions conclusion NNS 43963 911 70 , , , 43963 911 71 a a DT 43963 911 72 knowledge knowledge NN 43963 911 73 of of IN 43963 911 74 the the DT 43963 911 75 types type NNS 43963 911 76 which which WDT 43963 911 77 can can MD 43963 911 78 live live VB 43963 911 79 by by IN 43963 911 80 turns turn NNS 43963 911 81 in in IN 43963 911 82 nearly nearly RB 43963 911 83 fresh fresh JJ 43963 911 84 water water NN 43963 911 85 of of IN 43963 911 86 a a DT 43963 911 87 temperature temperature NN 43963 911 88 of of IN 43963 911 89 +10 +10 JJ 43963 911 90 ° ° NNS 43963 911 91 , , , 43963 911 92 and and CC 43963 911 93 in in IN 43963 911 94 water water NN 43963 911 95 cooled cool VBD 43963 911 96 down down RP 43963 911 97 to to IN 43963 911 98 -2·7 -2·7 JJ 43963 911 99 ° ° NNS 43963 911 100 and and CC 43963 911 101 of of IN 43963 911 102 nearly nearly RB 43963 911 103 the the DT 43963 911 104 same same JJ 43963 911 105 salinity salinity NN 43963 911 106 as as IN 43963 911 107 that that DT 43963 911 108 of of IN 43963 911 109 the the DT 43963 911 110 Mediterranean Mediterranean NNP 43963 911 111 , , , 43963 911 112 must must MD 43963 911 113 have have VB 43963 911 114 a a DT 43963 911 115 certain certain JJ 43963 911 116 interest interest NN 43963 911 117 . . . 43963 912 1 The the DT 43963 912 2 most most RBS 43963 912 3 remarkable remarkable JJ 43963 912 4 were be VBD 43963 912 5 , , , 43963 912 6 according accord VBG 43963 912 7 to to IN 43963 912 8 Dr Dr NNP 43963 912 9 Stuxberg Stuxberg NNP 43963 912 10 , , , 43963 912 11 the the DT 43963 912 12 following follow VBG 43963 912 13 : : : 43963 912 14 a a DT 43963 912 15 species species NN 43963 912 16 of of IN 43963 912 17 Mysis Mysis NNP 43963 912 18 , , , 43963 912 19 _ _ NNP 43963 912 20 Diastylis Diastylis NNP 43963 912 21 Rathkei Rathkei NNP 43963 912 22 _ _ NNP 43963 912 23 Kr Kr NNP 43963 912 24 . . NNP 43963 912 25 , , , 43963 912 26 _ _ NNP 43963 912 27 Idothea Idothea NNP 43963 912 28 entomon entomon NN 43963 912 29 _ _ NNP 43963 912 30 Lin Lin NNP 43963 912 31 . . NNP 43963 912 32 , , , 43963 912 33 _ _ NNP 43963 912 34 Idothea Idothea NNP 43963 912 35 Sabinei Sabinei NNP 43963 912 36 _ _ NNP 43963 912 37 Kr Kr NNP 43963 912 38 . . NNP 43963 912 39 , , , 43963 912 40 two two CD 43963 912 41 species specie NNS 43963 912 42 of of IN 43963 912 43 Lysianassida Lysianassida NNP 43963 912 44 , , , 43963 912 45 _ _ NNP 43963 912 46 Pontoporeia Pontoporeia NNP 43963 912 47 setosa setosa NN 43963 912 48 _ _ NNP 43963 912 49 Stbrg Stbrg NNP 43963 912 50 . . . 43963 912 51 , , , 43963 912 52 _ _ NNP 43963 912 53 Halimedon Halimedon NNP 43963 912 54 brevicalcar brevicalcar NN 43963 912 55 _ _ NNP 43963 912 56 Goës Goës NNP 43963 912 57 , , , 43963 912 58 an an DT 43963 912 59 Annelid Annelid NNP 43963 912 60 , , , 43963 912 61 a a DT 43963 912 62 Molgula Molgula NNP 43963 912 63 , , , 43963 912 64 _ _ NNP 43963 912 65 Yoldia Yoldia NNP 43963 912 66 intermedia intermedia NN 43963 912 67 _ _ NNP 43963 912 68 M. M. NNP 43963 912 69 Sars Sars NNP 43963 912 70 , , , 43963 912 71 _ _ NNP 43963 912 72 Yoldia Yoldia NNP 43963 912 73 _ _ NNP 43963 912 74 ( ( -LRB- 43963 912 75 ? ? . 43963 912 76 ) ) -RRB- 43963 913 1 _ _ NNP 43963 913 2 arctica arctica NNP 43963 913 3 _ _ NNP 43963 913 4 Gray Gray NNP 43963 913 5 , , , 43963 913 6 and and CC 43963 913 7 a a DT 43963 913 8 Solecurtus[39 solecurtus[39 NN 43963 913 9 ] ] -RRB- 43963 913 10 . . . 43963 914 1 " " `` 43963 914 2 The the DT 43963 914 3 temperatures temperature NNS 43963 914 4 were be VBD 43963 914 5 taken take VBN 43963 914 6 by by IN 43963 914 7 a a DT 43963 914 8 centigrade centigrade NN 43963 914 9 thermometer thermometer NN 43963 914 10 . . . 43963 915 1 Again again RB 43963 915 2 we -PRON- PRP 43963 915 3 read read VBD 43963 915 4 of of IN 43963 915 5 the the DT 43963 915 6 results result NNS 43963 915 7 of of IN 43963 915 8 dredging dredge VBG 43963 915 9 off off RP 43963 915 10 Cape Cape NNP 43963 915 11 Chelyuskin Chelyuskin NNP 43963 915 12 . . . 43963 916 1 " " `` 43963 916 2 The the DT 43963 916 3 yield yield NN 43963 916 4 of of IN 43963 916 5 the the DT 43963 916 6 trawling trawling NN 43963 916 7 was be VBD 43963 916 8 extraordinarily extraordinarily RB 43963 916 9 abundant abundant JJ 43963 916 10 ; ; : 43963 916 11 large large JJ 43963 916 12 asterids asterid NNS 43963 916 13 , , , 43963 916 14 crinoids crinoid NNS 43963 916 15 , , , 43963 916 16 sponges sponge NNS 43963 916 17 , , , 43963 916 18 holothuria holothuria NNP 43963 916 19 , , , 43963 916 20 a a DT 43963 916 21 gigantic gigantic JJ 43963 916 22 sea sea NN 43963 916 23 - - HYPH 43963 916 24 spider spider NN 43963 916 25 ( ( -LRB- 43963 916 26 Pycnogonid Pycnogonid NNP 43963 916 27 ) ) -RRB- 43963 916 28 , , , 43963 916 29 masses masse NNS 43963 916 30 of of IN 43963 916 31 worms worm NNS 43963 916 32 , , , 43963 916 33 crustacea crustacea NNP 43963 916 34 , , , 43963 916 35 etc etc FW 43963 916 36 . . . 43963 917 1 _ _ NNP 43963 917 2 It -PRON- PRP 43963 917 3 was be VBD 43963 917 4 the the DT 43963 917 5 most most RBS 43963 917 6 abundant abundant JJ 43963 917 7 yield yield NN 43963 917 8 that that IN 43963 917 9 the the DT 43963 917 10 trawl trawl NN 43963 917 11 - - HYPH 43963 917 12 net net NN 43963 917 13 at at IN 43963 917 14 any any DT 43963 917 15 one one CD 43963 917 16 time time NN 43963 917 17 brought bring VBN 43963 917 18 up up RP 43963 917 19 during during IN 43963 917 20 the the DT 43963 917 21 whole whole NN 43963 917 22 of of IN 43963 917 23 our -PRON- PRP$ 43963 917 24 voyage voyage NN 43963 917 25 round round IN 43963 917 26 the the DT 43963 917 27 coast coast NN 43963 917 28 of of IN 43963 917 29 Asia Asia NNP 43963 917 30 _ _ NNP 43963 917 31 , , , 43963 917 32 and and CC 43963 917 33 this this DT 43963 917 34 from from IN 43963 917 35 the the DT 43963 917 36 sea sea NN 43963 917 37 off off IN 43963 917 38 the the DT 43963 917 39 northern northern JJ 43963 917 40 extremity extremity NN 43963 917 41 of of IN 43963 917 42 that that DT 43963 917 43 continent[40 continent[40 NN 43963 917 44 ] ] -RRB- 43963 917 45 . . . 43963 917 46 " " '' 43963 918 1 [ [ -LRB- 43963 918 2 Footnote Footnote NNP 43963 918 3 38 38 CD 43963 918 4 : : : 43963 918 5 For for IN 43963 918 6 a a DT 43963 918 7 discussion discussion NN 43963 918 8 as as IN 43963 918 9 to to IN 43963 918 10 the the DT 43963 918 11 value value NN 43963 918 12 of of IN 43963 918 13 plants plant NNS 43963 918 14 as as IN 43963 918 15 indices index NNS 43963 918 16 of of IN 43963 918 17 climate climate NN 43963 918 18 see see VB 43963 918 19 Seward Seward NNP 43963 918 20 , , , 43963 918 21 A. A. NNP 43963 918 22 C. C. NNP 43963 918 23 , , , 43963 918 24 Sedgwick Sedgwick NNP 43963 918 25 Essay Essay NNP 43963 918 26 for for IN 43963 918 27 1892 1892 CD 43963 918 28 . . . 43963 918 29 ] ] -RRB- 43963 919 1 [ [ -LRB- 43963 919 2 Footnote Footnote NNP 43963 919 3 39 39 CD 43963 919 4 : : : 43963 919 5 Nordenskjöld nordenskjöld JJ 43963 919 6 , , , 43963 919 7 A. A. NNP 43963 919 8 E. E. NNP 43963 919 9 , , , 43963 919 10 _ _ NNP 43963 919 11 The the DT 43963 919 12 Voyage Voyage NNP 43963 919 13 of of IN 43963 919 14 the the DT 43963 919 15 Vega Vega NNP 43963 919 16 _ _ NNP 43963 919 17 , , , 43963 919 18 Vol Vol NNP 43963 919 19 . . . 43963 920 1 I. I. NNP 43963 920 2 Chap Chap NNP 43963 920 3 . . . 43963 921 1 IV IV NNP 43963 921 2 . . . 43963 921 3 ] ] -RRB- 43963 922 1 [ [ -LRB- 43963 922 2 Footnote Footnote NNP 43963 922 3 40 40 CD 43963 922 4 : : : 43963 922 5 _ _ NNP 43963 922 6 Ibid Ibid NNP 43963 922 7 . . . 43963 922 8 _ _ NNP 43963 922 9 Chap Chap NNP 43963 922 10 . . . 43963 923 1 VII VII NNP 43963 923 2 . . . 43963 923 3 ] ] -RRB- 43963 924 1 Amongst amongst IN 43963 924 2 the the DT 43963 924 3 marine marine NN 43963 924 4 invertebrates invertebrate VBZ 43963 924 5 reef reef NN 43963 924 6 - - HYPH 43963 924 7 building building NN 43963 924 8 corals coral NNS 43963 924 9 and and CC 43963 924 10 mollusca mollusca VB 43963 924 11 perhaps perhaps RB 43963 924 12 furnish furnish VB 43963 924 13 the the DT 43963 924 14 best good JJS 43963 924 15 evidence evidence NN 43963 924 16 of of IN 43963 924 17 climatic climatic JJ 43963 924 18 conditions condition NNS 43963 924 19 . . . 43963 925 1 The the DT 43963 925 2 coral coral JJ 43963 925 3 - - HYPH 43963 925 4 reefs reef NNS 43963 925 5 of of IN 43963 925 6 the the DT 43963 925 7 Jurassic Jurassic NNP 43963 925 8 rocks rock VBZ 43963 925 9 with with IN 43963 925 10 large large JJ 43963 925 11 gastropods gastropod NNS 43963 925 12 and and CC 43963 925 13 lamellibranchs lamellibranch NNS 43963 925 14 clustered cluster VBN 43963 925 15 around around IN 43963 925 16 them -PRON- PRP 43963 925 17 have have VBP 43963 925 18 been be VBN 43963 925 19 appealed appeal VBN 43963 925 20 to to IN 43963 925 21 in in IN 43963 925 22 proof proof NN 43963 925 23 of of IN 43963 925 24 the the DT 43963 925 25 existence existence NN 43963 925 26 of of IN 43963 925 27 sub sub JJ 43963 925 28 - - JJ 43963 925 29 tropical tropical JJ 43963 925 30 conditions condition NNS 43963 925 31 during during IN 43963 925 32 their -PRON- PRP$ 43963 925 33 formation formation NN 43963 925 34 ; ; : 43963 925 35 further further RB 43963 925 36 back back RB 43963 925 37 in in IN 43963 925 38 time time NN 43963 925 39 we -PRON- PRP 43963 925 40 find find VBP 43963 925 41 evidence evidence NN 43963 925 42 of of IN 43963 925 43 climate climate NN 43963 925 44 furnished furnish VBN 43963 925 45 by by IN 43963 925 46 the the DT 43963 925 47 fossils fossil NNS 43963 925 48 of of IN 43963 925 49 the the DT 43963 925 50 Silurian silurian JJ 43963 925 51 rocks rock NNS 43963 925 52 of of IN 43963 925 53 the the DT 43963 925 54 Isle Isle NNP 43963 925 55 of of IN 43963 925 56 Gothland Gothland NNP 43963 925 57 in in IN 43963 925 58 the the DT 43963 925 59 Baltic Baltic NNP 43963 925 60 Sea Sea NNP 43963 925 61 . . . 43963 926 1 Of of IN 43963 926 2 these these DT 43963 926 3 , , , 43963 926 4 Lindström Lindström NNP 43963 926 5 writes write VBZ 43963 926 6 " " `` 43963 926 7 _ _ NNP 43963 926 8 The the DT 43963 926 9 fauna fauna NNS 43963 926 10 had have VBD 43963 926 11 a a DT 43963 926 12 tropical tropical JJ 43963 926 13 character character NN 43963 926 14 _ _ NNP 43963 926 15 . . . 43963 927 1 In in IN 43963 927 2 consideration consideration NN 43963 927 3 of of IN 43963 927 4 the the DT 43963 927 5 great great JJ 43963 927 6 numbers number NNS 43963 927 7 of of IN 43963 927 8 Pleurotomariae Pleurotomariae NNP 43963 927 9 , , , 43963 927 10 Trochi Trochi NNP 43963 927 11 , , , 43963 927 12 Turbinidae Turbinidae NNP 43963 927 13 and and CC 43963 927 14 the the DT 43963 927 15 large large JJ 43963 927 16 Pteropods pteropod NNS 43963 927 17 the the DT 43963 927 18 assumption assumption NN 43963 927 19 of of IN 43963 927 20 a a DT 43963 927 21 tropical tropical JJ 43963 927 22 character character NN 43963 927 23 of of IN 43963 927 24 the the DT 43963 927 25 fauna fauna NNS 43963 927 26 may may MD 43963 927 27 seem seem VB 43963 927 28 justifiable[41 justifiable[41 . 43963 927 29 ] ] -RRB- 43963 927 30 . . . 43963 927 31 " " '' 43963 928 1 [ [ -LRB- 43963 928 2 Footnote Footnote NNP 43963 928 3 41 41 CD 43963 928 4 : : : 43963 928 5 Lindström Lindström NNP 43963 928 6 , , , 43963 928 7 G. G. NNP 43963 928 8 , , , 43963 928 9 _ _ NNP 43963 928 10 On On NNP 43963 928 11 the the DT 43963 928 12 Silurian Silurian NNP 43963 928 13 Gastropoda Gastropoda NNP 43963 928 14 and and CC 43963 928 15 Pteropoda Pteropoda NNP 43963 928 16 of of IN 43963 928 17 Gotland Gotland NNP 43963 928 18 _ _ NNP 43963 928 19 , , , 43963 928 20 Stockholm Stockholm NNP 43963 928 21 , , , 43963 928 22 1884 1884 CD 43963 928 23 , , , 43963 928 24 p. p. NN 43963 929 1 33 33 CD 43963 929 2 . . . 43963 929 3 ] ] -RRB- 43963 930 1 Structure structure NN 43963 930 2 may may MD 43963 930 3 give give VB 43963 930 4 some some DT 43963 930 5 indication indication NN 43963 930 6 of of IN 43963 930 7 climate climate NN 43963 930 8 even even RB 43963 930 9 though though IN 43963 930 10 the the DT 43963 930 11 organism organism NN 43963 930 12 is be VBZ 43963 930 13 not not RB 43963 930 14 allied ally VBN 43963 930 15 to to IN 43963 930 16 living living NN 43963 930 17 species specie NNS 43963 930 18 . . . 43963 931 1 The the DT 43963 931 2 bark bark NN 43963 931 3 of of IN 43963 931 4 trees tree NNS 43963 931 5 in in IN 43963 931 6 arctic arctic JJ 43963 931 7 regions region NNS 43963 931 8 is be VBZ 43963 931 9 often often RB 43963 931 10 thicker thick JJR 43963 931 11 than than IN 43963 931 12 in in IN 43963 931 13 more more JJR 43963 931 14 temperate temperate NN 43963 931 15 regions region NNS 43963 931 16 , , , 43963 931 17 and and CC 43963 931 18 the the DT 43963 931 19 leaves leave NNS 43963 931 20 of of IN 43963 931 21 arctic arctic JJ 43963 931 22 plants plant NNS 43963 931 23 often often RB 43963 931 24 have have VBP 43963 931 25 special special JJ 43963 931 26 characters character NNS 43963 931 27 to to TO 43963 931 28 enable enable VB 43963 931 29 them -PRON- PRP 43963 931 30 to to TO 43963 931 31 resist resist VB 43963 931 32 the the DT 43963 931 33 long long JJ 43963 931 34 periods period NNS 43963 931 35 during during IN 43963 931 36 which which WDT 43963 931 37 they -PRON- PRP 43963 931 38 are be VBP 43963 931 39 deprived deprive VBN 43963 931 40 of of IN 43963 931 41 water water NN 43963 931 42 , , , 43963 931 43 though though IN 43963 931 44 the the DT 43963 931 45 fact fact NN 43963 931 46 that that IN 43963 931 47 desert desert NN 43963 931 48 - - HYPH 43963 931 49 plants plant NNS 43963 931 50 frequently frequently RB 43963 931 51 shew shew VBP 43963 931 52 similar similar JJ 43963 931 53 modifications modification NNS 43963 931 54 deprives deprive VBZ 43963 931 55 this this DT 43963 931 56 test test NN 43963 931 57 of of IN 43963 931 58 any any DT 43963 931 59 particular particular JJ 43963 931 60 value value NN 43963 931 61 except except IN 43963 931 62 as as IN 43963 931 63 a a DT 43963 931 64 means means NN 43963 931 65 of of IN 43963 931 66 corroborating corroborate VBG 43963 931 67 conclusions conclusion NNS 43963 931 68 reached reach VBN 43963 931 69 from from IN 43963 931 70 other other JJ 43963 931 71 evidence[42 evidence[42 NNP 43963 931 72 ] ] -RRB- 43963 931 73 . . . 43963 932 1 The the DT 43963 932 2 shells shell NNS 43963 932 3 of of IN 43963 932 4 arctic arctic NNP 43963 932 5 mollusca mollusca NN 43963 932 6 may may MD 43963 932 7 become become VB 43963 932 8 stunted stunted JJ 43963 932 9 , , , 43963 932 10 but but CC 43963 932 11 this this DT 43963 932 12 is be VBZ 43963 932 13 not not RB 43963 932 14 by by IN 43963 932 15 any any DT 43963 932 16 means mean NNS 43963 932 17 universal universal JJ 43963 932 18 , , , 43963 932 19 and and CC 43963 932 20 the the DT 43963 932 21 same same JJ 43963 932 22 result result NN 43963 932 23 may may MD 43963 932 24 be be VB 43963 932 25 brought bring VBN 43963 932 26 about about RP 43963 932 27 by by IN 43963 932 28 other other JJ 43963 932 29 abnormal abnormal JJ 43963 932 30 conditions condition NNS 43963 932 31 , , , 43963 932 32 as as IN 43963 932 33 for for IN 43963 932 34 instance instance NN 43963 932 35 the the DT 43963 932 36 increase increase NN 43963 932 37 of of IN 43963 932 38 salt salt NN 43963 932 39 in in IN 43963 932 40 a a DT 43963 932 41 water water NN 43963 932 42 area area NN 43963 932 43 by by IN 43963 932 44 evaporation evaporation NN 43963 932 45 . . . 43963 933 1 [ [ -LRB- 43963 933 2 Footnote Footnote NNP 43963 933 3 42 42 CD 43963 933 4 : : : 43963 933 5 For for IN 43963 933 6 an an DT 43963 933 7 account account NN 43963 933 8 of of IN 43963 933 9 the the DT 43963 933 10 modifications modification NNS 43963 933 11 of of IN 43963 933 12 the the DT 43963 933 13 leaves leave NNS 43963 933 14 of of IN 43963 933 15 arctic arctic JJ 43963 933 16 plants plant NNS 43963 933 17 , , , 43963 933 18 see see VB 43963 933 19 Warming Warming NNP 43963 933 20 , , , 43963 933 21 Eug Eug NNP 43963 933 22 . . NNP 43963 933 23 , , , 43963 933 24 _ _ NNP 43963 933 25 Om Om NNP 43963 933 26 Grønlands Grønlands NNPS 43963 933 27 Vegetation Vegetation NNP 43963 933 28 _ _ NNP 43963 933 29 , , , 43963 933 30 Meddelelser Meddelelser NNP 43963 933 31 om om NNP 43963 933 32 Grønland Grønland NNP 43963 933 33 , , , 43963 933 34 12th 12th JJ 43963 933 35 part part NN 43963 933 36 , , , 43963 933 37 p. p. NN 43963 934 1 105 105 CD 43963 934 2 . . . 43963 934 3 ] ] -RRB- 43963 935 1 On on IN 43963 935 2 the the DT 43963 935 3 whole whole NN 43963 935 4 , , , 43963 935 5 an an DT 43963 935 6 examination examination NN 43963 935 7 of of IN 43963 935 8 the the DT 43963 935 9 evidence evidence NN 43963 935 10 available available JJ 43963 935 11 for for IN 43963 935 12 ascertaining ascertain VBG 43963 935 13 the the DT 43963 935 14 character character NN 43963 935 15 of of IN 43963 935 16 climate climate NN 43963 935 17 by by IN 43963 935 18 reference reference NN 43963 935 19 to to IN 43963 935 20 included include VBN 43963 935 21 organisms organism NNS 43963 935 22 , , , 43963 935 23 shews shew NNS 43963 935 24 that that IN 43963 935 25 inferences inference NNS 43963 935 26 may may MD 43963 935 27 be be VB 43963 935 28 drawn draw VBN 43963 935 29 within within IN 43963 935 30 certain certain JJ 43963 935 31 limits limit NNS 43963 935 32 , , , 43963 935 33 but but CC 43963 935 34 that that IN 43963 935 35 the the DT 43963 935 36 task task NN 43963 935 37 is be VBZ 43963 935 38 a a DT 43963 935 39 difficult difficult JJ 43963 935 40 one one NN 43963 935 41 not not RB 43963 935 42 unaccompanied unaccompanied JJ 43963 935 43 by by IN 43963 935 44 danger danger NN 43963 935 45 , , , 43963 935 46 and and CC 43963 935 47 every every DT 43963 935 48 kind kind NN 43963 935 49 of of IN 43963 935 50 available available JJ 43963 935 51 evidence evidence NN 43963 935 52 derived derive VBN 43963 935 53 from from IN 43963 935 54 a a DT 43963 935 55 study study NN 43963 935 56 of of IN 43963 935 57 physical physical JJ 43963 935 58 phenomena phenomenon NNS 43963 935 59 and and CC 43963 935 60 the the DT 43963 935 61 included include VBN 43963 935 62 organisms organism NNS 43963 935 63 should should MD 43963 935 64 be be VB 43963 935 65 utilised utilise VBN 43963 935 66 before before IN 43963 935 67 any any DT 43963 935 68 conclusion conclusion NN 43963 935 69 is be VBZ 43963 935 70 drawn draw VBN 43963 935 71 . . . 43963 936 1 The the DT 43963 936 2 likelihood likelihood NN 43963 936 3 of of IN 43963 936 4 accurate accurate JJ 43963 936 5 inference inference NN 43963 936 6 is be VBZ 43963 936 7 increased increase VBN 43963 936 8 by by IN 43963 936 9 comparing compare VBG 43963 936 10 the the DT 43963 936 11 faunas fauna NNS 43963 936 12 of of IN 43963 936 13 various various JJ 43963 936 14 areas area NNS 43963 936 15 ; ; : 43963 936 16 should should MD 43963 936 17 they -PRON- PRP 43963 936 18 seem seem VB 43963 936 19 to to TO 43963 936 20 indicate indicate VB 43963 936 21 a a DT 43963 936 22 progressive progressive JJ 43963 936 23 lowering lowering NN 43963 936 24 of of IN 43963 936 25 climate climate NN 43963 936 26 when when WRB 43963 936 27 passing pass VBG 43963 936 28 from from IN 43963 936 29 lower low JJR 43963 936 30 to to IN 43963 936 31 higher high JJR 43963 936 32 latitudes latitude NNS 43963 936 33 , , , 43963 936 34 it -PRON- PRP 43963 936 35 is be VBZ 43963 936 36 probable probable JJ 43963 936 37 that that IN 43963 936 38 the the DT 43963 936 39 indication indication NN 43963 936 40 is be VBZ 43963 936 41 correct correct JJ 43963 936 42 . . . 43963 937 1 The the DT 43963 937 2 student student NN 43963 937 3 is be VBZ 43963 937 4 referred refer VBN 43963 937 5 to to IN 43963 937 6 a a DT 43963 937 7 paper paper NN 43963 937 8 by by IN 43963 937 9 the the DT 43963 937 10 late late JJ 43963 937 11 Professor Professor NNP 43963 937 12 Neumayr Neumayr NNP 43963 937 13 for for IN 43963 937 14 an an DT 43963 937 15 account account NN 43963 937 16 of of IN 43963 937 17 the the DT 43963 937 18 existence existence NN 43963 937 19 of of IN 43963 937 20 climatic climatic JJ 43963 937 21 zones zone NNS 43963 937 22 during during IN 43963 937 23 the the DT 43963 937 24 Mesozoic Mesozoic NNP 43963 937 25 Period[43 Period[43 NNP 43963 937 26 ] ] -RRB- 43963 937 27 . . . 43963 938 1 [ [ -LRB- 43963 938 2 Footnote Footnote NNP 43963 938 3 43 43 CD 43963 938 4 : : : 43963 938 5 Neumayr Neumayr NNP 43963 938 6 , , , 43963 938 7 M. M. NNP 43963 938 8 , , , 43963 938 9 " " '' 43963 938 10 Ueber Ueber NNP 43963 938 11 klimatische klimatische NNP 43963 938 12 Zonen Zonen NNP 43963 938 13 während während NN 43963 938 14 der der NNP 43963 938 15 Jura- Jura- NNP 43963 938 16 und und JJ 43963 938 17 Kreidezeit Kreidezeit NNP 43963 938 18 , , , 43963 938 19 " " '' 43963 938 20 _ _ NNP 43963 938 21 Denkschrift Denkschrift NNP 43963 938 22 . . . 43963 939 1 der der IN 43963 939 2 Math.-Naturwissensch Math.-Naturwissensch NNP 43963 939 3 . . . 43963 940 1 Classe Classe NNP 43963 940 2 der der RB 43963 940 3 k. k. NNP 43963 940 4 Akad Akad NNP 43963 940 5 . . . 43963 941 1 der der XX 43963 941 2 Wissenschaften Wissenschaften NNP 43963 941 3 _ _ NNP 43963 941 4 , , , 43963 941 5 Bd Bd NNP 43963 941 6 . . . 43963 942 1 XLVII XLVII NNP 43963 942 2 . . . 43963 943 1 Vienna Vienna NNP 43963 943 2 , , , 43963 943 3 1883 1883 CD 43963 943 4 . . . 43963 943 5 ] ] -RRB- 43963 944 1 CHAPTER CHAPTER NNP 43963 944 2 X. X. NNP 43963 944 3 EVIDENCES EVIDENCES NNP 43963 944 4 OF of IN 43963 944 5 CONDITIONS conditions NN 43963 944 6 UNDER under IN 43963 944 7 WHICH which WDT 43963 944 8 STRATA STRATA VBD 43963 944 9 WERE were NN 43963 944 10 FORMED form VBN 43963 944 11 , , , 43963 944 12 CONTINUED CONTINUED NNP 43963 944 13 . . . 43963 945 1 In in IN 43963 945 2 the the DT 43963 945 3 preceding precede VBG 43963 945 4 chapter chapter NN 43963 945 5 , , , 43963 945 6 attention attention NN 43963 945 7 was be VBD 43963 945 8 drawn draw VBN 43963 945 9 to to IN 43963 945 10 the the DT 43963 945 11 indications indication NNS 43963 945 12 as as IN 43963 945 13 to to IN 43963 945 14 conditions condition NNS 43963 945 15 of of IN 43963 945 16 deposition deposition NN 43963 945 17 furnished furnish VBN 43963 945 18 by by IN 43963 945 19 the the DT 43963 945 20 sediments sediment NNS 43963 945 21 of of IN 43963 945 22 any any DT 43963 945 23 one one CD 43963 945 24 locality locality NN 43963 945 25 , , , 43963 945 26 and and CC 43963 945 27 only only RB 43963 945 28 passing pass VBG 43963 945 29 reference reference NN 43963 945 30 was be VBD 43963 945 31 made make VBN 43963 945 32 to to IN 43963 945 33 variation variation NN 43963 945 34 in in IN 43963 945 35 the the DT 43963 945 36 nature nature NN 43963 945 37 of of IN 43963 945 38 the the DT 43963 945 39 sediments sediment NNS 43963 945 40 and and CC 43963 945 41 their -PRON- PRP$ 43963 945 42 organic organic JJ 43963 945 43 contents content NNS 43963 945 44 , , , 43963 945 45 when when WRB 43963 945 46 the the DT 43963 945 47 deposits deposit NNS 43963 945 48 are be VBP 43963 945 49 traced trace VBN 43963 945 50 laterally laterally RB 43963 945 51 from from IN 43963 945 52 place place NN 43963 945 53 to to IN 43963 945 54 place place NN 43963 945 55 ; ; : 43963 945 56 some some DT 43963 945 57 attention attention NN 43963 945 58 must must MD 43963 945 59 now now RB 43963 945 60 be be VB 43963 945 61 paid pay VBN 43963 945 62 to to IN 43963 945 63 this this DT 43963 945 64 matter matter NN 43963 945 65 . . . 43963 946 1 It -PRON- PRP 43963 946 2 is be VBZ 43963 946 3 sometimes sometimes RB 43963 946 4 inferred infer VBN 43963 946 5 that that IN 43963 946 6 , , , 43963 946 7 whereas whereas IN 43963 946 8 similarity similarity NN 43963 946 9 of of IN 43963 946 10 organisms organism NNS 43963 946 11 is be VBZ 43963 946 12 a a DT 43963 946 13 dangerous dangerous JJ 43963 946 14 guide guide NN 43963 946 15 in in IN 43963 946 16 correlating correlate VBG 43963 946 17 the the DT 43963 946 18 strata strata NN 43963 946 19 of of IN 43963 946 20 two two CD 43963 946 21 areas area NNS 43963 946 22 , , , 43963 946 23 accurate accurate JJ 43963 946 24 correlations correlation NNS 43963 946 25 may may MD 43963 946 26 be be VB 43963 946 27 made make VBN 43963 946 28 , , , 43963 946 29 if if IN 43963 946 30 the the DT 43963 946 31 deposits deposit NNS 43963 946 32 can can MD 43963 946 33 be be VB 43963 946 34 traced trace VBN 43963 946 35 continuously continuously RB 43963 946 36 through through IN 43963 946 37 the the DT 43963 946 38 intervening intervene VBG 43963 946 39 interval interval NN 43963 946 40 ; ; : 43963 946 41 no no RB 43963 946 42 doubt doubt RB 43963 946 43 the the DT 43963 946 44 task task NN 43963 946 45 is be VBZ 43963 946 46 simplified simplify VBN 43963 946 47 when when WRB 43963 946 48 this this DT 43963 946 49 can can MD 43963 946 50 be be VB 43963 946 51 done do VBN 43963 946 52 , , , 43963 946 53 but but CC 43963 946 54 the the DT 43963 946 55 continuity continuity NN 43963 946 56 of of IN 43963 946 57 deposit deposit NN 43963 946 58 of of IN 43963 946 59 one one CD 43963 946 60 particular particular JJ 43963 946 61 composition composition NN 43963 946 62 is be VBZ 43963 946 63 no no DT 43963 946 64 more more JJR 43963 946 65 proof proof NN 43963 946 66 of of IN 43963 946 67 contemporaneity contemporaneity NN 43963 946 68 than than IN 43963 946 69 the the DT 43963 946 70 occurrence occurrence NN 43963 946 71 of of IN 43963 946 72 the the DT 43963 946 73 same same JJ 43963 946 74 fossils fossil NNS 43963 946 75 continuously continuously RB 43963 946 76 through through IN 43963 946 77 the the DT 43963 946 78 interval interval NN 43963 946 79 , , , 43963 946 80 imbedded imbed VBN 43963 946 81 in in IN 43963 946 82 strata strata NN 43963 946 83 of of IN 43963 946 84 different different JJ 43963 946 85 character character NN 43963 946 86 , , , 43963 946 87 indeed indeed RB 43963 946 88 probably probably RB 43963 946 89 not not RB 43963 946 90 so so RB 43963 946 91 much much RB 43963 946 92 so so RB 43963 946 93 . . . 43963 947 1 The the DT 43963 947 2 existence existence NN 43963 947 3 of of IN 43963 947 4 widespread widespread JJ 43963 947 5 masses masse NNS 43963 947 6 of of IN 43963 947 7 conglomerate conglomerate NN 43963 947 8 , , , 43963 947 9 which which WDT 43963 947 10 are be VBP 43963 947 11 not not RB 43963 947 12 found find VBN 43963 947 13 as as IN 43963 947 14 linear linear JJ 43963 947 15 strips strip NNS 43963 947 16 , , , 43963 947 17 but but CC 43963 947 18 which which WDT 43963 947 19 extend extend VBP 43963 947 20 in in IN 43963 947 21 all all DT 43963 947 22 directions direction NNS 43963 947 23 , , , 43963 947 24 is be VBZ 43963 947 25 in in IN 43963 947 26 itself -PRON- PRP 43963 947 27 an an DT 43963 947 28 indication indication NN 43963 947 29 of of IN 43963 947 30 this this DT 43963 947 31 ; ; : 43963 947 32 the the DT 43963 947 33 Oldhaven Oldhaven NNP 43963 947 34 pebble pebble NN 43963 947 35 bed bed NN 43963 947 36 for for IN 43963 947 37 instance instance NN 43963 947 38 , , , 43963 947 39 in in IN 43963 947 40 the the DT 43963 947 41 Tertiary tertiary JJ 43963 947 42 rocks rock NNS 43963 947 43 of of IN 43963 947 44 the the DT 43963 947 45 London London NNP 43963 947 46 basin basin NN 43963 947 47 , , , 43963 947 48 is be VBZ 43963 947 49 very very RB 43963 947 50 widely widely RB 43963 947 51 distributed distribute VBN 43963 947 52 . . . 43963 948 1 We -PRON- PRP 43963 948 2 can can MD 43963 948 3 not not RB 43963 948 4 suppose suppose VB 43963 948 5 that that IN 43963 948 6 coastal coastal JJ 43963 948 7 conditions condition NNS 43963 948 8 prevailed prevail VBD 43963 948 9 far far RB 43963 948 10 away away RB 43963 948 11 from from IN 43963 948 12 the the DT 43963 948 13 shore shore NN 43963 948 14 - - HYPH 43963 948 15 line line NN 43963 948 16 , , , 43963 948 17 and and CC 43963 948 18 accordingly accordingly RB 43963 948 19 when when WRB 43963 948 20 a a DT 43963 948 21 conglomerate conglomerate NN 43963 948 22 occurs occur VBZ 43963 948 23 in in IN 43963 948 24 a a DT 43963 948 25 widespread widespread JJ 43963 948 26 sheet sheet NN 43963 948 27 , , , 43963 948 28 and and CC 43963 948 29 not not RB 43963 948 30 in in IN 43963 948 31 a a DT 43963 948 32 linear linear JJ 43963 948 33 strip strip NN 43963 948 34 , , , 43963 948 35 this this DT 43963 948 36 is be VBZ 43963 948 37 indicative indicative JJ 43963 948 38 that that IN 43963 948 39 the the DT 43963 948 40 deposit deposit NN 43963 948 41 has have VBZ 43963 948 42 not not RB 43963 948 43 been be VBN 43963 948 44 formed form VBN 43963 948 45 continuously continuously RB 43963 948 46 but but CC 43963 948 47 that that IN 43963 948 48 strip strip NNP 43963 948 49 has have VBZ 43963 948 50 been be VBN 43963 948 51 added add VBN 43963 948 52 to to TO 43963 948 53 strip strip VB 43963 948 54 along along IN 43963 948 55 an an DT 43963 948 56 advancing advance VBG 43963 948 57 or or CC 43963 948 58 receding recede VBG 43963 948 59 shore shore NN 43963 948 60 line line NN 43963 948 61 , , , 43963 948 62 and and CC 43963 948 63 if if IN 43963 948 64 this this DT 43963 948 65 happens happen VBZ 43963 948 66 with with IN 43963 948 67 conglomerates conglomerate NNS 43963 948 68 , , , 43963 948 69 it -PRON- PRP 43963 948 70 must must MD 43963 948 71 occur occur VB 43963 948 72 also also RB 43963 948 73 in in IN 43963 948 74 the the DT 43963 948 75 case case NN 43963 948 76 of of IN 43963 948 77 other other JJ 43963 948 78 deposits deposit NNS 43963 948 79 . . . 43963 949 1 [ [ -LRB- 43963 949 2 Illustration illustration NN 43963 949 3 : : : 43963 949 4 Fig Fig NNP 43963 949 5 . . . 43963 950 1 13 13 CD 43963 950 2 . . . 43963 950 3 ] ] -RRB- 43963 951 1 In in IN 43963 951 2 fig fig NN 43963 951 3 . . . 43963 952 1 13[44 13[44 LS 43963 952 2 ] ] -RRB- 43963 952 3 let let VBD 43963 952 4 _ _ NNP 43963 952 5 A A NNP 43963 952 6 _ _ NNP 43963 952 7 represent represent VB 43963 952 8 a a DT 43963 952 9 shore shore NN 43963 952 10 line line NN 43963 952 11 of of IN 43963 952 12 a a DT 43963 952 13 continent continent NN 43963 952 14 which which WDT 43963 952 15 is be VBZ 43963 952 16 undergoing undergo VBG 43963 952 17 gradual gradual JJ 43963 952 18 elevation elevation NN 43963 952 19 . . . 43963 953 1 A a DT 43963 953 2 deposit deposit NN 43963 953 3 of of IN 43963 953 4 pebbles pebble NNS 43963 953 5 _ _ NNP 43963 953 6 a a DT 43963 953 7 _ _ NNP 43963 953 8 will will MD 43963 953 9 be be VB 43963 953 10 formed form VBN 43963 953 11 against against IN 43963 953 12 the the DT 43963 953 13 coast coast NN 43963 953 14 , , , 43963 953 15 one one CD 43963 953 16 of of IN 43963 953 17 sand sand NN 43963 953 18 _ _ NNP 43963 953 19 b b NNP 43963 953 20 _ _ NNP 43963 953 21 further further RB 43963 953 22 away away RB 43963 953 23 , , , 43963 953 24 then then RB 43963 953 25 one one CD 43963 953 26 of of IN 43963 953 27 mud mud NN 43963 953 28 _ _ NNP 43963 953 29 c c NNP 43963 953 30 _ _ NNP 43963 953 31 and and CC 43963 953 32 lastly lastly RB 43963 953 33 limestone limestone NN 43963 953 34 _ _ NNP 43963 953 35 d d NNP 43963 953 36 _ _ NNP 43963 953 37 , , , 43963 953 38 may may MD 43963 953 39 be be VB 43963 953 40 formed form VBN 43963 953 41 in in IN 43963 953 42 the the DT 43963 953 43 open open JJ 43963 953 44 sea sea NN 43963 953 45 away away RB 43963 953 46 from from IN 43963 953 47 land land NN 43963 953 48 . . . 43963 954 1 Naturally naturally RB 43963 954 2 there there EX 43963 954 3 may may MD 43963 954 4 be be VB 43963 954 5 intermingling intermingle VBG 43963 954 6 of of IN 43963 954 7 two two CD 43963 954 8 kinds kind NNS 43963 954 9 of of IN 43963 954 10 deposit deposit NN 43963 954 11 at at IN 43963 954 12 the the DT 43963 954 13 junctions junction NNS 43963 954 14 , , , 43963 954 15 but but CC 43963 954 16 for for IN 43963 954 17 the the DT 43963 954 18 sake sake NN 43963 954 19 of of IN 43963 954 20 simplicity simplicity NN 43963 954 21 this this DT 43963 954 22 may may MD 43963 954 23 be be VB 43963 954 24 disregarded disregard VBN 43963 954 25 . . . 43963 955 1 During during IN 43963 955 2 the the DT 43963 955 3 accumulation accumulation NN 43963 955 4 of of IN 43963 955 5 the the DT 43963 955 6 deposits deposit NNS 43963 955 7 _ _ NNP 43963 955 8 a a DT 43963 955 9 _ _ NNP 43963 955 10 , , , 43963 955 11 _ _ NNP 43963 955 12 b b NNP 43963 955 13 _ _ NNP 43963 955 14 , , , 43963 955 15 _ _ NNP 43963 955 16 c c NNP 43963 955 17 _ _ NNP 43963 955 18 , , , 43963 955 19 _ _ NNP 43963 955 20 d d NNP 43963 955 21 _ _ NNP 43963 955 22 , , , 43963 955 23 certain certain JJ 43963 955 24 sporadic sporadic JJ 43963 955 25 forms form NNS 43963 955 26 may may MD 43963 955 27 be be VB 43963 955 28 distributed distribute VBN 43963 955 29 throughout throughout IN 43963 955 30 all all PDT 43963 955 31 the the DT 43963 955 32 deposits deposit NNS 43963 955 33 , , , 43963 955 34 and and CC 43963 955 35 some some DT 43963 955 36 of of IN 43963 955 37 them -PRON- PRP 43963 955 38 may may MD 43963 955 39 become become VB 43963 955 40 extinct extinct JJ 43963 955 41 before before IN 43963 955 42 the the DT 43963 955 43 deposition deposition NN 43963 955 44 of of IN 43963 955 45 these these DT 43963 955 46 beds bed NNS 43963 955 47 is be VBZ 43963 955 48 completed complete VBN 43963 955 49 , , , 43963 955 50 if if IN 43963 955 51 the the DT 43963 955 52 process process NN 43963 955 53 is be VBZ 43963 955 54 carried carry VBN 43963 955 55 out out RP 43963 955 56 on on IN 43963 955 57 a a DT 43963 955 58 large large JJ 43963 955 59 scale scale NN 43963 955 60 ; ; : 43963 955 61 we -PRON- PRP 43963 955 62 may may MD 43963 955 63 speak speak VB 43963 955 64 of of IN 43963 955 65 the the DT 43963 955 66 characteristic characteristic JJ 43963 955 67 fossils fossil NNS 43963 955 68 of of IN 43963 955 69 this this DT 43963 955 70 period period NN 43963 955 71 as as IN 43963 955 72 fauna fauna NNP 43963 955 73 I. i. NN 43963 956 1 As as IN 43963 956 2 the the DT 43963 956 3 result result NN 43963 956 4 of of IN 43963 956 5 elevation elevation NN 43963 956 6 or or CC 43963 956 7 of of IN 43963 956 8 mere mere JJ 43963 956 9 silting silting NN 43963 956 10 up up IN 43963 956 11 of of IN 43963 956 12 the the DT 43963 956 13 sea sea NN 43963 956 14 - - HYPH 43963 956 15 margin margin NN 43963 956 16 , , , 43963 956 17 or or CC 43963 956 18 of of IN 43963 956 19 both both DT 43963 956 20 combined combine VBN 43963 956 21 , , , 43963 956 22 the the DT 43963 956 23 next next JJ 43963 956 24 mass mass NN 43963 956 25 of of IN 43963 956 26 pebble pebble NN 43963 956 27 - - HYPH 43963 956 28 deposit deposit NN 43963 956 29 will will MD 43963 956 30 be be VB 43963 956 31 laid lay VBN 43963 956 32 down down RP 43963 956 33 further further RB 43963 956 34 away away RB 43963 956 35 from from IN 43963 956 36 the the DT 43963 956 37 original original JJ 43963 956 38 shore shore NN 43963 956 39 , , , 43963 956 40 for for IN 43963 956 41 the the DT 43963 956 42 shore shore NN 43963 956 43 line line NN 43963 956 44 will will MD 43963 956 45 now now RB 43963 956 46 be be VB 43963 956 47 at at IN 43963 956 48 _ _ NNP 43963 956 49 A A NNP 43963 956 50 ´ ´ CD 43963 956 51 _ _ NNP 43963 956 52 and and CC 43963 956 53 not not RB 43963 956 54 at at IN 43963 956 55 _ _ NNP 43963 956 56 A A NNP 43963 956 57 _ _ NNP 43963 956 58 , , , 43963 956 59 and and CC 43963 956 60 it -PRON- PRP 43963 956 61 will will MD 43963 956 62 partly partly RB 43963 956 63 overlap overlap VB 43963 956 64 the the DT 43963 956 65 mass mass NN 43963 956 66 of of IN 43963 956 67 sand sand NN 43963 956 68 _ _ NNP 43963 956 69 b b NNP 43963 956 70 _ _ NNP 43963 956 71 ; ; : 43963 956 72 the the DT 43963 956 73 sand sand NN 43963 956 74 _ _ NNP 43963 956 75 b_^1 b_^1 NNP 43963 956 76 will will MD 43963 956 77 also also RB 43963 956 78 be be VB 43963 956 79 deposited deposit VBN 43963 956 80 somewhat somewhat RB 43963 956 81 further further RB 43963 956 82 out out RB 43963 956 83 and and CC 43963 956 84 partly partly RB 43963 956 85 overlap overlap VB 43963 956 86 the the DT 43963 956 87 mud mud NN 43963 956 88 _ _ NNP 43963 956 89 c c NNP 43963 956 90 _ _ NNP 43963 956 91 , , , 43963 956 92 and and CC 43963 956 93 similarly similarly RB 43963 956 94 the the DT 43963 956 95 mud mud NN 43963 956 96 _ _ NNP 43963 956 97 c_^{1 c_^{1 NNP 43963 956 98 } } -RRB- 43963 956 99 will will MD 43963 956 100 partly partly RB 43963 956 101 overlie overlie VB 43963 956 102 the the DT 43963 956 103 limestone limestone NN 43963 956 104 _ _ NNP 43963 956 105 d d NNP 43963 956 106 _ _ NNP 43963 956 107 . . . 43963 957 1 During during IN 43963 957 2 the the DT 43963 957 3 formation formation NN 43963 957 4 of of IN 43963 957 5 _ _ NNP 43963 957 6 a_^{1 a_^{1 NNP 43963 957 7 } } -RRB- 43963 957 8 , , , 43963 957 9 _ _ NNP 43963 957 10 b_^{1 b_^{1 NNP 43963 957 11 } } -RRB- 43963 957 12 , , , 43963 957 13 _ _ NNP 43963 957 14 c_^{1 c_^{1 NNP 43963 957 15 } } -RRB- 43963 957 16 , , , 43963 957 17 _ _ NNP 43963 957 18 d_^{1 d_^{1 NNP 43963 957 19 } } -RRB- 43963 957 20 , , , 43963 957 21 other other JJ 43963 957 22 sporadic sporadic JJ 43963 957 23 forms form NNS 43963 957 24 belonging belong VBG 43963 957 25 to to IN 43963 957 26 a a DT 43963 957 27 fauna fauna NN 43963 957 28 II ii NN 43963 957 29 may may MD 43963 957 30 replace replace VB 43963 957 31 those those DT 43963 957 32 of of IN 43963 957 33 the the DT 43963 957 34 first first JJ 43963 957 35 fauna fauna NNS 43963 957 36 . . . 43963 958 1 In in IN 43963 958 2 the the DT 43963 958 3 same same JJ 43963 958 4 way way NN 43963 958 5 _ _ NNP 43963 958 6 a_^{2 a_^{2 NNP 43963 958 7 } } -RRB- 43963 958 8 , , , 43963 958 9 _ _ NNP 43963 958 10 b_^{2 b_^{2 NNP 43963 958 11 } } -RRB- 43963 958 12 , , , 43963 958 13 _ _ NNP 43963 958 14 c_^{2 c_^{2 NNP 43963 958 15 } } -RRB- 43963 958 16 , , , 43963 958 17 _ _ NNP 43963 958 18 d_^{2 d_^{2 NNP 43963 958 19 } } -RRB- 43963 958 20 will will MD 43963 958 21 be be VB 43963 958 22 deposited deposit VBN 43963 958 23 , , , 43963 958 24 and and CC 43963 958 25 in in IN 43963 958 26 the the DT 43963 958 27 meantime meantime NN 43963 958 28 a a DT 43963 958 29 new new JJ 43963 958 30 fauna fauna NNS 43963 958 31 III iii CD 43963 958 32 may may MD 43963 958 33 arise arise VB 43963 958 34 and and CC 43963 958 35 replace replace VB 43963 958 36 II II NNP 43963 958 37 . . . 43963 959 1 So so RB 43963 959 2 the the DT 43963 959 3 process process NN 43963 959 4 will will MD 43963 959 5 go go VB 43963 959 6 on on RP 43963 959 7 until until IN 43963 959 8 we -PRON- PRP 43963 959 9 finally finally RB 43963 959 10 have have VBP 43963 959 11 a a DT 43963 959 12 group group NN 43963 959 13 of of IN 43963 959 14 deposits deposit NNS 43963 959 15 lying lie VBG 43963 959 16 one one CD 43963 959 17 over over IN 43963 959 18 the the DT 43963 959 19 other other JJ 43963 959 20 , , , 43963 959 21 consisting consist VBG 43963 959 22 of of IN 43963 959 23 a a DT 43963 959 24 basal basal NN 43963 959 25 accumulation accumulation NN 43963 959 26 of of IN 43963 959 27 limestone limestone NN 43963 959 28 , , , 43963 959 29 succeeded succeed VBN 43963 959 30 by by IN 43963 959 31 mud mud NN 43963 959 32 , , , 43963 959 33 sandstone sandstone NN 43963 959 34 and and CC 43963 959 35 pebble pebble NN 43963 959 36 - - HYPH 43963 959 37 beds bed NNS 43963 959 38 in in IN 43963 959 39 succession succession NN 43963 959 40 . . . 43963 960 1 Each each DT 43963 960 2 of of IN 43963 960 3 these these DT 43963 960 4 will will MD 43963 960 5 be be VB 43963 960 6 continuous continuous JJ 43963 960 7 , , , 43963 960 8 though though IN 43963 960 9 the the DT 43963 960 10 inner inner JJ 43963 960 11 part part NN 43963 960 12 of of IN 43963 960 13 the the DT 43963 960 14 pebble pebble NN 43963 960 15 - - HYPH 43963 960 16 deposit deposit NN 43963 960 17 was be VBD 43963 960 18 formed form VBN 43963 960 19 long long RB 43963 960 20 before before IN 43963 960 21 the the DT 43963 960 22 outer outer JJ 43963 960 23 part part NN 43963 960 24 of of IN 43963 960 25 the the DT 43963 960 26 limestone limestone NN 43963 960 27 , , , 43963 960 28 which which WDT 43963 960 29 is be VBZ 43963 960 30 nevertheless nevertheless RB 43963 960 31 beneath beneath IN 43963 960 32 a a DT 43963 960 33 mass mass NN 43963 960 34 of of IN 43963 960 35 pebble pebble JJ 43963 960 36 - - HYPH 43963 960 37 deposit deposit NN 43963 960 38 continuous continuous JJ 43963 960 39 with with IN 43963 960 40 that that DT 43963 960 41 formed form VBN 43963 960 42 first first RB 43963 960 43 , , , 43963 960 44 and and CC 43963 960 45 the the DT 43963 960 46 various various JJ 43963 960 47 deposits deposit NNS 43963 960 48 will will MD 43963 960 49 be be VB 43963 960 50 separated separate VBN 43963 960 51 by by IN 43963 960 52 fairly fairly RB 43963 960 53 horizontal horizontal JJ 43963 960 54 planes plane NNS 43963 960 55 _ _ NNP 43963 960 56 x x NNP 43963 960 57 _ _ NNP 43963 960 58 , , , 43963 960 59 _ _ NNP 43963 960 60 y y NNP 43963 960 61 _ _ NNP 43963 960 62 , , , 43963 960 63 _ _ NNP 43963 960 64 z z NNP 43963 960 65 _ _ NNP 43963 960 66 , , , 43963 960 67 which which WDT 43963 960 68 might may MD 43963 960 69 be be VB 43963 960 70 regarded regard VBN 43963 960 71 as as IN 43963 960 72 bedding bed VBG 43963 960 73 planes plane NNS 43963 960 74 , , , 43963 960 75 but but CC 43963 960 76 which which WDT 43963 960 77 are be VBP 43963 960 78 not not RB 43963 960 79 so so RB 43963 960 80 , , , 43963 960 81 strictly strictly RB 43963 960 82 speaking speak VBG 43963 960 83 . . . 43963 961 1 The the DT 43963 961 2 true true JJ 43963 961 3 bedding bedding NN 43963 961 4 planes plane NNS 43963 961 5 will will MD 43963 961 6 occur occur VB 43963 961 7 at at IN 43963 961 8 a a DT 43963 961 9 slight slight JJ 43963 961 10 angle angle NN 43963 961 11 to to IN 43963 961 12 these these DT 43963 961 13 planes plane NNS 43963 961 14 of of IN 43963 961 15 separation separation NN 43963 961 16 , , , 43963 961 17 for for IN 43963 961 18 the the DT 43963 961 19 structure structure NN 43963 961 20 resembles resemble VBZ 43963 961 21 false false JJ 43963 961 22 bedding bedding NN 43963 961 23 on on IN 43963 961 24 a a DT 43963 961 25 gigantic gigantic JJ 43963 961 26 scale scale NN 43963 961 27 , , , 43963 961 28 but but CC 43963 961 29 of of IN 43963 961 30 course course NN 43963 961 31 , , , 43963 961 32 the the DT 43963 961 33 lines line NNS 43963 961 34 separating separate VBG 43963 961 35 two two CD 43963 961 36 masses masse NNS 43963 961 37 of of IN 43963 961 38 similar similar JJ 43963 961 39 deposit deposit NN 43963 961 40 will will MD 43963 961 41 be be VB 43963 961 42 practically practically RB 43963 961 43 horizontal horizontal JJ 43963 961 44 and and CC 43963 961 45 parallel parallel JJ 43963 961 46 to to IN 43963 961 47 the the DT 43963 961 48 planes plane NNS 43963 961 49 of of IN 43963 961 50 demarcation demarcation NN 43963 961 51 of of IN 43963 961 52 two two CD 43963 961 53 distinct distinct JJ 43963 961 54 kinds kind NNS 43963 961 55 of of IN 43963 961 56 material material NN 43963 961 57 . . . 43963 962 1 The the DT 43963 962 2 lines line NNS 43963 962 3 separating separate VBG 43963 962 4 two two CD 43963 962 5 faunas fauna NNS 43963 962 6 would would MD 43963 962 7 , , , 43963 962 8 under under IN 43963 962 9 the the DT 43963 962 10 conditions condition NNS 43963 962 11 postulated postulate VBN 43963 962 12 , , , 43963 962 13 run run VB 43963 962 14 approximately approximately RB 43963 962 15 parallel parallel JJ 43963 962 16 to to IN 43963 962 17 the the DT 43963 962 18 planes plane NNS 43963 962 19 of of IN 43963 962 20 separation separation NN 43963 962 21 of of IN 43963 962 22 adjoining adjoining JJ 43963 962 23 deposits deposit NNS 43963 962 24 of of IN 43963 962 25 the the DT 43963 962 26 same same JJ 43963 962 27 lithological lithological JJ 43963 962 28 character character NN 43963 962 29 but but CC 43963 962 30 would would MD 43963 962 31 pass pass VB 43963 962 32 from from IN 43963 962 33 conglomerate conglomerate NN 43963 962 34 , , , 43963 962 35 through through IN 43963 962 36 sandstone sandstone NN 43963 962 37 , , , 43963 962 38 mud mud NN 43963 962 39 and and CC 43963 962 40 limestone limestone NN 43963 962 41 , , , 43963 962 42 as as IN 43963 962 43 indicated indicate VBN 43963 962 44 by by IN 43963 962 45 the the DT 43963 962 46 lines line NNS 43963 962 47 1 1 CD 43963 962 48 , , , 43963 962 49 2 2 CD 43963 962 50 , , , 43963 962 51 3 3 CD 43963 962 52 , , , 43963 962 53 ... ... NFP 43963 962 54 and and CC 43963 962 55 the the DT 43963 962 56 deposits deposit NNS 43963 962 57 between between IN 43963 962 58 adjoining adjoining JJ 43963 962 59 lines line NNS 43963 962 60 would would MD 43963 962 61 be be VB 43963 962 62 contemporaneous[45 contemporaneous[45 NN 43963 962 63 ] ] -RRB- 43963 962 64 . . . 43963 963 1 In in IN 43963 963 2 nature nature NN 43963 963 3 , , , 43963 963 4 complications complication NNS 43963 963 5 will will MD 43963 963 6 arise arise VB 43963 963 7 , , , 43963 963 8 owing owe VBG 43963 963 9 to to IN 43963 963 10 the the DT 43963 963 11 gradual gradual JJ 43963 963 12 appearance appearance NN 43963 963 13 and and CC 43963 963 14 disappearance disappearance NN 43963 963 15 of of IN 43963 963 16 forms form NNS 43963 963 17 , , , 43963 963 18 and and CC 43963 963 19 the the DT 43963 963 20 existence existence NN 43963 963 21 of of IN 43963 963 22 endemic endemic JJ 43963 963 23 species specie NNS 43963 963 24 in in IN 43963 963 25 contemporaneous contemporaneous JJ 43963 963 26 deposits deposit NNS 43963 963 27 formed form VBN 43963 963 28 in in IN 43963 963 29 different different JJ 43963 963 30 stations station NNS 43963 963 31 and and CC 43963 963 32 having have VBG 43963 963 33 different different JJ 43963 963 34 lithological lithological JJ 43963 963 35 characters character NNS 43963 963 36 . . . 43963 964 1 [ [ -LRB- 43963 964 2 Footnote Footnote NNP 43963 964 3 44 44 CD 43963 964 4 : : : 43963 964 5 The the DT 43963 964 6 writer writer NN 43963 964 7 gratefully gratefully RB 43963 964 8 acknowledges acknowledge VBZ 43963 964 9 his -PRON- PRP$ 43963 964 10 indebtedness indebtedness NN 43963 964 11 to to IN 43963 964 12 Prof. Prof. NNP 43963 964 13 Lapworth Lapworth NNP 43963 964 14 for for IN 43963 964 15 some some DT 43963 964 16 of of IN 43963 964 17 his -PRON- PRP$ 43963 964 18 views view NNS 43963 964 19 concerning concern VBG 43963 964 20 deposition deposition NN 43963 964 21 of of IN 43963 964 22 strata strata NN 43963 964 23 . . . 43963 964 24 ] ] -RRB- 43963 965 1 [ [ -LRB- 43963 965 2 Footnote Footnote NNP 43963 965 3 45 45 CD 43963 965 4 : : : 43963 965 5 The the DT 43963 965 6 lines line NNS 43963 965 7 1 1 CD 43963 965 8 , , , 43963 965 9 2 2 CD 43963 965 10 , , , 43963 965 11 3 3 CD 43963 965 12 ... ... : 43963 965 13 are be VBP 43963 965 14 incorrectly incorrectly RB 43963 965 15 drawn draw VBN 43963 965 16 in in IN 43963 965 17 the the DT 43963 965 18 figure figure NN 43963 965 19 . . . 43963 966 1 Line line NN 43963 966 2 1 1 CD 43963 966 3 should should MD 43963 966 4 be be VB 43963 966 5 drawn draw VBN 43963 966 6 so so IN 43963 966 7 as as IN 43963 966 8 to to TO 43963 966 9 separate separate VB 43963 966 10 _ _ NNP 43963 966 11 a a DT 43963 966 12 _ _ NNP 43963 966 13 , , , 43963 966 14 _ _ NNP 43963 966 15 b b NNP 43963 966 16 _ _ NNP 43963 966 17 , , , 43963 966 18 _ _ NNP 43963 966 19 c c NNP 43963 966 20 _ _ NNP 43963 966 21 , , , 43963 966 22 _ _ NNP 43963 966 23 d d NNP 43963 966 24 _ _ NNP 43963 966 25 from from IN 43963 966 26 _ _ NNP 43963 966 27 a_^{1 a_^{1 NNP 43963 966 28 } } -RRB- 43963 966 29 , , , 43963 966 30 _ _ NNP 43963 966 31 b_^{1 b_^{1 NNP 43963 966 32 } } -RRB- 43963 966 33 , , , 43963 966 34 _ _ NNP 43963 966 35 c_^{1 c_^{1 NNP 43963 966 36 } } -RRB- 43963 966 37 , , , 43963 966 38 _ _ NNP 43963 966 39 d_^{1 d_^{1 NNP 43963 966 40 } } -RRB- 43963 966 41 , , , 43963 966 42 line line NN 43963 966 43 2 2 CD 43963 966 44 to to TO 43963 966 45 separate separate VB 43963 966 46 _ _ NNP 43963 966 47 a_^{1 a_^{1 NNP 43963 966 48 } } -RRB- 43963 966 49 , , , 43963 966 50 _ _ NNP 43963 966 51 b_^{1 b_^{1 NNP 43963 966 52 } } -RRB- 43963 966 53 , , , 43963 966 54 _ _ NNP 43963 966 55 c_^{1 c_^{1 NNP 43963 966 56 } } -RRB- 43963 966 57 , , , 43963 966 58 _ _ NNP 43963 966 59 d_^{1 d_^{1 NNP 43963 966 60 } } -RRB- 43963 966 61 from from IN 43963 966 62 _ _ NNP 43963 966 63 a_^{2 a_^{2 NNP 43963 966 64 } } -RRB- 43963 966 65 , , , 43963 966 66 _ _ NNP 43963 966 67 b_^{2 b_^{2 NNP 43963 966 68 } } -RRB- 43963 966 69 , , , 43963 966 70 _ _ NNP 43963 966 71 c_^{2 c_^{2 NNP 43963 966 72 } } -RRB- 43963 966 73 , , , 43963 966 74 _ _ NNP 43963 966 75 d_^{2 d_^{2 NNP 43963 966 76 } } -RRB- 43963 966 77 , , , 43963 966 78 and and CC 43963 966 79 so so RB 43963 966 80 with with IN 43963 966 81 the the DT 43963 966 82 others other NNS 43963 966 83 . . . 43963 966 84 ] ] -RRB- 43963 967 1 If if IN 43963 967 2 elevation elevation NN 43963 967 3 ceased cease VBD 43963 967 4 and and CC 43963 967 5 were be VBD 43963 967 6 succeeded succeed VBN 43963 967 7 by by IN 43963 967 8 depression depression NN 43963 967 9 , , , 43963 967 10 the the DT 43963 967 11 exact exact JJ 43963 967 12 opposite opposite NN 43963 967 13 would would MD 43963 967 14 occur occur VB 43963 967 15 , , , 43963 967 16 and and CC 43963 967 17 the the DT 43963 967 18 pebble pebble JJ 43963 967 19 beds bed NNS 43963 967 20 would would MD 43963 967 21 be be VB 43963 967 22 overlain overlain VB 43963 967 23 by by IN 43963 967 24 sandstones sandstone NNS 43963 967 25 , , , 43963 967 26 these these DT 43963 967 27 by by IN 43963 967 28 muds mud NNS 43963 967 29 , , , 43963 967 30 and and CC 43963 967 31 lastly lastly RB 43963 967 32 limestones limestone NNS 43963 967 33 would would MD 43963 967 34 appear appear VB 43963 967 35 . . . 43963 968 1 It -PRON- PRP 43963 968 2 follows follow VBZ 43963 968 3 that that IN 43963 968 4 during during IN 43963 968 5 a a DT 43963 968 6 marine marine JJ 43963 968 7 phase phase NN 43963 968 8 occurring occur VBG 43963 968 9 between between IN 43963 968 10 two two CD 43963 968 11 unconformities unconformitie NNS 43963 968 12 we -PRON- PRP 43963 968 13 should should MD 43963 968 14 have have VB 43963 968 15 a a DT 43963 968 16 = = SYM 43963 968 17 V=-shaped V=-shaped NNP 43963 968 18 accumulation accumulation NN 43963 968 19 of of IN 43963 968 20 deposits deposit NNS 43963 968 21 with with IN 43963 968 22 the the DT 43963 968 23 apex apex NN 43963 968 24 pointing point VBG 43963 968 25 to to IN 43963 968 26 the the DT 43963 968 27 part part NN 43963 968 28 of of IN 43963 968 29 the the DT 43963 968 30 shore shore NN 43963 968 31 line line NN 43963 968 32 which which WDT 43963 968 33 was be VBD 43963 968 34 last last RB 43963 968 35 submerged submerge VBN 43963 968 36 before before IN 43963 968 37 the the DT 43963 968 38 commencement commencement NN 43963 968 39 of of IN 43963 968 40 elevation elevation NN 43963 968 41 , , , 43963 968 42 as as IN 43963 968 43 shewn shewn NNP 43963 968 44 in in IN 43963 968 45 fig fig NNP 43963 968 46 . . . 43963 969 1 14 14 CD 43963 969 2 , , , 43963 969 3 though though IN 43963 969 4 the the DT 43963 969 5 beds bed NNS 43963 969 6 of of IN 43963 969 7 the the DT 43963 969 8 apex apex NN 43963 969 9 will will MD 43963 969 10 in in IN 43963 969 11 most most JJS 43963 969 12 cases case NNS 43963 969 13 be be VB 43963 969 14 denuded denude VBN 43963 969 15 during during IN 43963 969 16 the the DT 43963 969 17 re re NN 43963 969 18 - - NN 43963 969 19 emergence emergence NN 43963 969 20 . . . 43963 970 1 [ [ -LRB- 43963 970 2 Illustration illustration NN 43963 970 3 : : : 43963 970 4 Fig Fig NNP 43963 970 5 . . . 43963 971 1 14 14 CD 43963 971 2 . . . 43963 971 3 ] ] -RRB- 43963 972 1 Indications indication NNS 43963 972 2 of of IN 43963 972 3 the the DT 43963 972 4 non non JJ 43963 972 5 - - NN 43963 972 6 coincidence coincidence NN 43963 972 7 of of IN 43963 972 8 the the DT 43963 972 9 planes plane NNS 43963 972 10 separating separate VBG 43963 972 11 faunas fauna NNS 43963 972 12 and and CC 43963 972 13 those those DT 43963 972 14 which which WDT 43963 972 15 separate separate JJ 43963 972 16 deposits deposit NNS 43963 972 17 of of IN 43963 972 18 one one CD 43963 972 19 lithological lithological JJ 43963 972 20 character character NN 43963 972 21 from from IN 43963 972 22 those those DT 43963 972 23 of of IN 43963 972 24 another another DT 43963 972 25 have have VBP 43963 972 26 already already RB 43963 972 27 been be VBN 43963 972 28 detected detect VBN 43963 972 29 , , , 43963 972 30 for for IN 43963 972 31 instance instance NN 43963 972 32 the the DT 43963 972 33 ' ' `` 43963 972 34 greensand greensand NN 43963 972 35 ' ' '' 43963 972 36 condition condition NN 43963 972 37 of of IN 43963 972 38 the the DT 43963 972 39 Cretaceous cretaceous JJ 43963 972 40 period period NN 43963 972 41 occurs occur VBZ 43963 972 42 in in IN 43963 972 43 some some DT 43963 972 44 places place NNS 43963 972 45 during during IN 43963 972 46 the the DT 43963 972 47 existence existence NN 43963 972 48 of of IN 43963 972 49 one one CD 43963 972 50 fauna fauna NNS 43963 972 51 , , , 43963 972 52 and and CC 43963 972 53 in in IN 43963 972 54 others other NNS 43963 972 55 during during IN 43963 972 56 that that DT 43963 972 57 of of IN 43963 972 58 another another DT 43963 972 59 , , , 43963 972 60 though though IN 43963 972 61 the the DT 43963 972 62 planes plane NNS 43963 972 63 have have VBP 43963 972 64 not not RB 43963 972 65 been be VBN 43963 972 66 traced trace VBN 43963 972 67 continuously continuously RB 43963 972 68 . . . 43963 973 1 Mr Mr NNP 43963 973 2 Lamplugh Lamplugh NNP 43963 973 3 has have VBZ 43963 973 4 furnished furnish VBN 43963 973 5 another another DT 43963 973 6 example example NN 43963 973 7 amongst amongst IN 43963 973 8 the the DT 43963 973 9 Cretaceous cretaceous JJ 43963 973 10 rocks rock NNS 43963 973 11 of of IN 43963 973 12 Yorkshire Yorkshire NNP 43963 973 13 and and CC 43963 973 14 Lincolnshire Lincolnshire NNP 43963 973 15 , , , 43963 973 16 but but CC 43963 973 17 as as IN 43963 973 18 has have VBZ 43963 973 19 already already RB 43963 973 20 been be VBN 43963 973 21 observed observe VBN 43963 973 22 , , , 43963 973 23 a a DT 43963 973 24 great great JJ 43963 973 25 deal deal NN 43963 973 26 remains remain VBZ 43963 973 27 to to TO 43963 973 28 be be VB 43963 973 29 done do VBN 43963 973 30 in in IN 43963 973 31 this this DT 43963 973 32 direction direction NN 43963 973 33 , , , 43963 973 34 and and CC 43963 973 35 geologists geologist NNS 43963 973 36 are be VBP 43963 973 37 much much JJ 43963 973 38 in in IN 43963 973 39 want want NN 43963 973 40 of of IN 43963 973 41 two two CD 43963 973 42 sets set NNS 43963 973 43 of of IN 43963 973 44 stratigraphical stratigraphical JJ 43963 973 45 maps map NNS 43963 973 46 , , , 43963 973 47 in in IN 43963 973 48 one one CD 43963 973 49 of of IN 43963 973 50 which which WDT 43963 973 51 the the DT 43963 973 52 lines line NNS 43963 973 53 are be VBP 43963 973 54 drawn draw VBN 43963 973 55 with with IN 43963 973 56 reference reference NN 43963 973 57 to to IN 43963 973 58 the the DT 43963 973 59 differences difference NNS 43963 973 60 of of IN 43963 973 61 lithological lithological JJ 43963 973 62 character character NN 43963 973 63 , , , 43963 973 64 whilst whilst IN 43963 973 65 in in IN 43963 973 66 the the DT 43963 973 67 other other JJ 43963 973 68 they -PRON- PRP 43963 973 69 separate separate VBP 43963 973 70 different different JJ 43963 973 71 faunas fauna NNS 43963 973 72 . . . 43963 974 1 The the DT 43963 974 2 student student NN 43963 974 3 will will MD 43963 974 4 notice notice VB 43963 974 5 the the DT 43963 974 6 normal normal JJ 43963 974 7 recurrence recurrence NN 43963 974 8 of of IN 43963 974 9 deposits deposit NNS 43963 974 10 in in IN 43963 974 11 definite definite JJ 43963 974 12 order order NN 43963 974 13 ; ; , 43963 974 14 conglomerate conglomerate NN 43963 974 15 succeeded succeed VBN 43963 974 16 by by IN 43963 974 17 sandstone sandstone NN 43963 974 18 , , , 43963 974 19 mud mud NN 43963 974 20 and and CC 43963 974 21 limestone limestone NN 43963 974 22 , , , 43963 974 23 in in IN 43963 974 24 a a DT 43963 974 25 sinking sink VBG 43963 974 26 area area NN 43963 974 27 , , , 43963 974 28 and and CC 43963 974 29 limestone limestone NN 43963 974 30 succeeded succeed VBN 43963 974 31 by by IN 43963 974 32 mud mud NN 43963 974 33 , , , 43963 974 34 sandstone sandstone NN 43963 974 35 and and CC 43963 974 36 conglomerate conglomerate NN 43963 974 37 in in IN 43963 974 38 a a DT 43963 974 39 rising rise VBG 43963 974 40 area area NN 43963 974 41 . . . 43963 975 1 Naturally naturally RB 43963 975 2 many many JJ 43963 975 3 instances instance NNS 43963 975 4 of of IN 43963 975 5 departure departure NN 43963 975 6 from from IN 43963 975 7 this this DT 43963 975 8 rule rule NN 43963 975 9 are be VBP 43963 975 10 seen see VBN 43963 975 11 , , , 43963 975 12 owing owe VBG 43963 975 13 to to IN 43963 975 14 local local JJ 43963 975 15 conditions condition NNS 43963 975 16 , , , 43963 975 17 but but CC 43963 975 18 on on IN 43963 975 19 a a DT 43963 975 20 large large JJ 43963 975 21 scale scale NN 43963 975 22 , , , 43963 975 23 it -PRON- PRP 43963 975 24 is be VBZ 43963 975 25 very very RB 43963 975 26 frequently frequently RB 43963 975 27 noted note VBN 43963 975 28 , , , 43963 975 29 and and CC 43963 975 30 recognition recognition NN 43963 975 31 of of IN 43963 975 32 this this DT 43963 975 33 will will MD 43963 975 34 enable enable VB 43963 975 35 the the DT 43963 975 36 student student NN 43963 975 37 to to TO 43963 975 38 remember remember VB 43963 975 39 the the DT 43963 975 40 variations variation NNS 43963 975 41 in in IN 43963 975 42 the the DT 43963 975 43 lithological lithological JJ 43963 975 44 characters character NNS 43963 975 45 of of IN 43963 975 46 the the DT 43963 975 47 deposits deposit NNS 43963 975 48 more more RBR 43963 975 49 easily easily RB 43963 975 50 , , , 43963 975 51 than than IN 43963 975 52 if if IN 43963 975 53 he -PRON- PRP 43963 975 54 simply simply RB 43963 975 55 acquired acquire VBD 43963 975 56 them -PRON- PRP 43963 975 57 from from IN 43963 975 58 a a DT 43963 975 59 text text NN 43963 975 60 - - HYPH 43963 975 61 book book NN 43963 975 62 without without IN 43963 975 63 taking take VBG 43963 975 64 heed heed NN 43963 975 65 as as IN 43963 975 66 to to IN 43963 975 67 their -PRON- PRP$ 43963 975 68 significance significance NN 43963 975 69 . . . 43963 976 1 Upon upon IN 43963 976 2 the the DT 43963 976 3 variations variation NNS 43963 976 4 in in IN 43963 976 5 the the DT 43963 976 6 lithological lithological JJ 43963 976 7 characters character NNS 43963 976 8 of of IN 43963 976 9 deposits deposit NNS 43963 976 10 and and CC 43963 976 11 of of IN 43963 976 12 their -PRON- PRP$ 43963 976 13 faunas fauna NNS 43963 976 14 , , , 43963 976 15 when when WRB 43963 976 16 the the DT 43963 976 17 beds bed NNS 43963 976 18 are be VBP 43963 976 19 traced trace VBN 43963 976 20 laterally laterally RB 43963 976 21 depends depend VBZ 43963 976 22 very very RB 43963 976 23 largely largely RB 43963 976 24 the the DT 43963 976 25 successful successful JJ 43963 976 26 ascertainment ascertainment NN 43963 976 27 of of IN 43963 976 28 the the DT 43963 976 29 existence existence NN 43963 976 30 of of IN 43963 976 31 former former JJ 43963 976 32 coast coast NN 43963 976 33 - - HYPH 43963 976 34 lines line NNS 43963 976 35 , , , 43963 976 36 the the DT 43963 976 37 restoration restoration NN 43963 976 38 of of IN 43963 976 39 which which WDT 43963 976 40 constitutes constitute VBZ 43963 976 41 an an DT 43963 976 42 important important JJ 43963 976 43 part part NN 43963 976 44 , , , 43963 976 45 of of IN 43963 976 46 Palæo palæo NN 43963 976 47 - - HYPH 43963 976 48 physiography physiography NN 43963 976 49 , , , 43963 976 50 concerning concern VBG 43963 976 51 which which WDT 43963 976 52 some some DT 43963 976 53 observations observation NNS 43963 976 54 may may MD 43963 976 55 here here RB 43963 976 56 be be VB 43963 976 57 made[46 made[46 NN 43963 976 58 ] ] -RRB- 43963 976 59 . . . 43963 977 1 If if IN 43963 977 2 a a DT 43963 977 3 set set NN 43963 977 4 of of IN 43963 977 5 deposits deposit NNS 43963 977 6 having have VBG 43963 977 7 different different JJ 43963 977 8 lithological lithological JJ 43963 977 9 characters character NNS 43963 977 10 can can MD 43963 977 11 be be VB 43963 977 12 proved prove VBN 43963 977 13 to to TO 43963 977 14 be be VB 43963 977 15 contemporaneous contemporaneous JJ 43963 977 16 , , , 43963 977 17 the the DT 43963 977 18 coarser coarser NN 43963 977 19 detrital detrital JJ 43963 977 20 accumulations accumulation NNS 43963 977 21 will will MD 43963 977 22 point point VB 43963 977 23 to to IN 43963 977 24 the the DT 43963 977 25 approach approach NN 43963 977 26 to to IN 43963 977 27 a a DT 43963 977 28 coast coast NN 43963 977 29 - - HYPH 43963 977 30 line line NN 43963 977 31 , , , 43963 977 32 and and CC 43963 977 33 the the DT 43963 977 34 actual actual JJ 43963 977 35 position position NN 43963 977 36 of of IN 43963 977 37 the the DT 43963 977 38 coast coast NN 43963 977 39 during during IN 43963 977 40 the the DT 43963 977 41 period period NN 43963 977 42 of of IN 43963 977 43 accumulation accumulation NN 43963 977 44 of of IN 43963 977 45 the the DT 43963 977 46 deposits deposit NNS 43963 977 47 may may MD 43963 977 48 be be VB 43963 977 49 very very RB 43963 977 50 accurately accurately RB 43963 977 51 fixed fix VBN 43963 977 52 . . . 43963 978 1 The the DT 43963 978 2 pebble pebble NN 43963 978 3 - - HYPH 43963 978 4 beds bed NNS 43963 978 5 at at IN 43963 978 6 the the DT 43963 978 7 base base NN 43963 978 8 of of IN 43963 978 9 the the DT 43963 978 10 Cambrian cambrian JJ 43963 978 11 rocks rock NNS 43963 978 12 of of IN 43963 978 13 Llanberis Llanberis NNP 43963 978 14 indicate indicate VBP 43963 978 15 the the DT 43963 978 16 existence existence NN 43963 978 17 of of IN 43963 978 18 a a DT 43963 978 19 coast coast NN 43963 978 20 - - HYPH 43963 978 21 line line NN 43963 978 22 in in IN 43963 978 23 that that DT 43963 978 24 position position NN 43963 978 25 during during IN 43963 978 26 the the DT 43963 978 27 accumulation accumulation NN 43963 978 28 of of IN 43963 978 29 those those DT 43963 978 30 pebble pebble NN 43963 978 31 - - HYPH 43963 978 32 beds bed NNS 43963 978 33 . . . 43963 979 1 Similar similar JJ 43963 979 2 pebble pebble NN 43963 979 3 - - HYPH 43963 979 4 beds bed NNS 43963 979 5 occur occur VBP 43963 979 6 at at IN 43963 979 7 St St NNP 43963 979 8 David David NNP 43963 979 9 's 's POS 43963 979 10 , , , 43963 979 11 at at IN 43963 979 12 the the DT 43963 979 13 base base NN 43963 979 14 of of IN 43963 979 15 the the DT 43963 979 16 Cambrian Cambrian NNP 43963 979 17 , , , 43963 979 18 but but CC 43963 979 19 it -PRON- PRP 43963 979 20 is be VBZ 43963 979 21 impossible impossible JJ 43963 979 22 in in IN 43963 979 23 the the DT 43963 979 24 case case NN 43963 979 25 of of IN 43963 979 26 these these DT 43963 979 27 rapidly rapidly RB 43963 979 28 accumulated accumulate VBN 43963 979 29 sediments sediment NNS 43963 979 30 to to TO 43963 979 31 say say VB 43963 979 32 that that IN 43963 979 33 two two CD 43963 979 34 deposited deposit VBN 43963 979 35 so so RB 43963 979 36 far far RB 43963 979 37 away away RB 43963 979 38 from from IN 43963 979 39 one one CD 43963 979 40 another another DT 43963 979 41 were be VBD 43963 979 42 actually actually RB 43963 979 43 contemporaneous contemporaneous JJ 43963 979 44 , , , 43963 979 45 and and CC 43963 979 46 therefore therefore RB 43963 979 47 although although IN 43963 979 48 we -PRON- PRP 43963 979 49 might may MD 43963 979 50 draw draw VB 43963 979 51 a a DT 43963 979 52 line line NN 43963 979 53 through through IN 43963 979 54 Llanberis Llanberis NNP 43963 979 55 and and CC 43963 979 56 St St NNP 43963 979 57 David David NNP 43963 979 58 's 's POS 43963 979 59 to to TO 43963 979 60 indicate indicate VB 43963 979 61 the the DT 43963 979 62 old old JJ 43963 979 63 coast coast NN 43963 979 64 - - HYPH 43963 979 65 line line NN 43963 979 66 of of IN 43963 979 67 the the DT 43963 979 68 period period NN 43963 979 69 , , , 43963 979 70 it -PRON- PRP 43963 979 71 does do VBZ 43963 979 72 not not RB 43963 979 73 follow follow VB 43963 979 74 that that IN 43963 979 75 the the DT 43963 979 76 actual actual JJ 43963 979 77 beach beach NN 43963 979 78 existed exist VBD 43963 979 79 simultaneously simultaneously RB 43963 979 80 at at IN 43963 979 81 the the DT 43963 979 82 positions position NNS 43963 979 83 indicated indicate VBD 43963 979 84 . . . 43963 980 1 The the DT 43963 980 2 palæo palæo NN 43963 980 3 - - HYPH 43963 980 4 physiographer physiographer NN 43963 980 5 , , , 43963 980 6 however however RB 43963 980 7 , , , 43963 980 8 attempts attempt VBZ 43963 980 9 to to TO 43963 980 10 restore restore VB 43963 980 11 the the DT 43963 980 12 physical physical JJ 43963 980 13 conditions condition NNS 43963 980 14 of of IN 43963 980 15 greater great JJR 43963 980 16 thicknesses thickness NNS 43963 980 17 of of IN 43963 980 18 deposit deposit NN 43963 980 19 ; ; : 43963 980 20 for for IN 43963 980 21 instance instance NN 43963 980 22 , , , 43963 980 23 the the DT 43963 980 24 distribution distribution NN 43963 980 25 of of IN 43963 980 26 land land NN 43963 980 27 and and CC 43963 980 28 sea sea NN 43963 980 29 during during IN 43963 980 30 Lower low JJR 43963 980 31 Carboniferous Carboniferous NNP 43963 980 32 times time NNS 43963 980 33 over over IN 43963 980 34 the the DT 43963 980 35 area area NN 43963 980 36 now now RB 43963 980 37 occupied occupy VBN 43963 980 38 by by IN 43963 980 39 the the DT 43963 980 40 British British NNP 43963 980 41 Isles Isles NNPS 43963 980 42 is be VBZ 43963 980 43 often often RB 43963 980 44 taken take VBN 43963 980 45 to to TO 43963 980 46 illustrate illustrate VB 43963 980 47 the the DT 43963 980 48 methods method NNS 43963 980 49 of of IN 43963 980 50 restoration restoration NN 43963 980 51 of of IN 43963 980 52 ancient ancient JJ 43963 980 53 features feature NNS 43963 980 54 , , , 43963 980 55 and and CC 43963 980 56 all all DT 43963 980 57 admit admit VBP 43963 980 58 that that IN 43963 980 59 the the DT 43963 980 60 lithological lithological JJ 43963 980 61 and and CC 43963 980 62 palæontological palæontological JJ 43963 980 63 characters character NNS 43963 980 64 of of IN 43963 980 65 the the DT 43963 980 66 rocks rock NNS 43963 980 67 indicate indicate VBP 43963 980 68 a a DT 43963 980 69 shallowing shallowing NN 43963 980 70 of of IN 43963 980 71 the the DT 43963 980 72 Carboniferous carboniferous JJ 43963 980 73 sea sea NN 43963 980 74 when when WRB 43963 980 75 passing pass VBG 43963 980 76 northwards northward NNS 43963 980 77 towards towards IN 43963 980 78 Scotland Scotland NNP 43963 980 79 . . . 43963 981 1 For for IN 43963 981 2 conveying convey VBG 43963 981 3 an an DT 43963 981 4 idea idea NN 43963 981 5 of of IN 43963 981 6 the the DT 43963 981 7 restorations restoration NNS 43963 981 8 to to IN 43963 981 9 the the DT 43963 981 10 student student NN 43963 981 11 , , , 43963 981 12 it -PRON- PRP 43963 981 13 is be VBZ 43963 981 14 almost almost RB 43963 981 15 imperative imperative JJ 43963 981 16 to to TO 43963 981 17 portray portray VB 43963 981 18 the the DT 43963 981 19 distribution distribution NN 43963 981 20 of of IN 43963 981 21 land land NN 43963 981 22 and and CC 43963 981 23 sea sea NN 43963 981 24 upon upon IN 43963 981 25 a a DT 43963 981 26 map map NN 43963 981 27 , , , 43963 981 28 and and CC 43963 981 29 this this DT 43963 981 30 can can MD 43963 981 31 only only RB 43963 981 32 be be VB 43963 981 33 done do VBN 43963 981 34 by by IN 43963 981 35 drawing draw VBG 43963 981 36 definite definite JJ 43963 981 37 lines line NNS 43963 981 38 . . . 43963 982 1 It -PRON- PRP 43963 982 2 must must MD 43963 982 3 be be VB 43963 982 4 distinctly distinctly RB 43963 982 5 understood understand VBN 43963 982 6 that that IN 43963 982 7 these these DT 43963 982 8 lines line NNS 43963 982 9 are be VBP 43963 982 10 necessarily necessarily RB 43963 982 11 only only RB 43963 982 12 an an DT 43963 982 13 approximation approximation NN 43963 982 14 to to IN 43963 982 15 the the DT 43963 982 16 actual actual JJ 43963 982 17 position position NN 43963 982 18 of of IN 43963 982 19 the the DT 43963 982 20 ancient ancient JJ 43963 982 21 shore shore NN 43963 982 22 - - HYPH 43963 982 23 lines line NNS 43963 982 24 , , , 43963 982 25 which which WDT 43963 982 26 must must MD 43963 982 27 have have VB 43963 982 28 shifted shift VBN 43963 982 29 again again RB 43963 982 30 and and CC 43963 982 31 again again RB 43963 982 32 during during IN 43963 982 33 the the DT 43963 982 34 long long JJ 43963 982 35 period period NN 43963 982 36 occupied occupy VBN 43963 982 37 by by IN 43963 982 38 the the DT 43963 982 39 accumulation accumulation NN 43963 982 40 of of IN 43963 982 41 the the DT 43963 982 42 Lower Lower NNP 43963 982 43 Carboniferous carboniferous JJ 43963 982 44 strata strata NN 43963 982 45 , , , 43963 982 46 so so IN 43963 982 47 that that IN 43963 982 48 a a DT 43963 982 49 true true JJ 43963 982 50 idea idea NN 43963 982 51 of of IN 43963 982 52 the the DT 43963 982 53 positions position NNS 43963 982 54 of of IN 43963 982 55 the the DT 43963 982 56 Lower Lower NNP 43963 982 57 Carboniferous Carboniferous NNP 43963 982 58 shore shore NN 43963 982 59 - - HYPH 43963 982 60 lines line NNS 43963 982 61 could could MD 43963 982 62 only only RB 43963 982 63 be be VB 43963 982 64 obtained obtain VBN 43963 982 65 by by IN 43963 982 66 placing place VBG 43963 982 67 on on IN 43963 982 68 a a DT 43963 982 69 series series NN 43963 982 70 of of IN 43963 982 71 maps map NNS 43963 982 72 the the DT 43963 982 73 successive successive JJ 43963 982 74 shore shore NN 43963 982 75 - - HYPH 43963 982 76 lines line NNS 43963 982 77 of of IN 43963 982 78 different different JJ 43963 982 79 parts part NNS 43963 982 80 of of IN 43963 982 81 the the DT 43963 982 82 Lower Lower NNP 43963 982 83 Carboniferous carboniferous JJ 43963 982 84 period period NN 43963 982 85 , , , 43963 982 86 and and CC 43963 982 87 taking take VBG 43963 982 88 a a DT 43963 982 89 composite composite JJ 43963 982 90 photograph photograph NN 43963 982 91 of of IN 43963 982 92 these these DT 43963 982 93 , , , 43963 982 94 which which WDT 43963 982 95 would would MD 43963 982 96 appear appear VB 43963 982 97 as as IN 43963 982 98 a a DT 43963 982 99 wide wide JJ 43963 982 100 belt belt NN 43963 982 101 of of IN 43963 982 102 shaded shaded JJ 43963 982 103 portion portion NN 43963 982 104 of of IN 43963 982 105 the the DT 43963 982 106 map map NN 43963 982 107 with with IN 43963 982 108 no no DT 43963 982 109 definite definite JJ 43963 982 110 boundaries boundary NNS 43963 982 111 . . . 43963 983 1 The the DT 43963 983 2 utmost utmost NN 43963 983 3 that that WDT 43963 983 4 the the DT 43963 983 5 maker maker NN 43963 983 6 of of IN 43963 983 7 palæo palæo NN 43963 983 8 - - HYPH 43963 983 9 physiographical physiographical JJ 43963 983 10 maps map NNS 43963 983 11 can can MD 43963 983 12 expect expect VB 43963 983 13 to to TO 43963 983 14 indicate indicate VB 43963 983 15 , , , 43963 983 16 when when WRB 43963 983 17 dealing deal VBG 43963 983 18 with with IN 43963 983 19 considerable considerable JJ 43963 983 20 thicknesses thickness NNS 43963 983 21 of of IN 43963 983 22 strata strata NN 43963 983 23 , , , 43963 983 24 is be VBZ 43963 983 25 an an DT 43963 983 26 approximation approximation NN 43963 983 27 to to IN 43963 983 28 the the DT 43963 983 29 mean mean JJ 43963 983 30 position position NN 43963 983 31 of of IN 43963 983 32 the the DT 43963 983 33 shore shore NN 43963 983 34 - - HYPH 43963 983 35 lines line NNS 43963 983 36 of of IN 43963 983 37 the the DT 43963 983 38 period period NN 43963 983 39 when when WRB 43963 983 40 these these DT 43963 983 41 strata stratum NNS 43963 983 42 were be VBD 43963 983 43 deposited deposit VBN 43963 983 44 . . . 43963 984 1 This this DT 43963 984 2 is be VBZ 43963 984 3 extremely extremely RB 43963 984 4 valuable valuable JJ 43963 984 5 in in IN 43963 984 6 enabling enable VBG 43963 984 7 the the DT 43963 984 8 student student NN 43963 984 9 to to TO 43963 984 10 understand understand VB 43963 984 11 the the DT 43963 984 12 significance significance NN 43963 984 13 of of IN 43963 984 14 the the DT 43963 984 15 variations variation NNS 43963 984 16 in in IN 43963 984 17 the the DT 43963 984 18 characters character NNS 43963 984 19 of of IN 43963 984 20 the the DT 43963 984 21 strata strata NN 43963 984 22 and and CC 43963 984 23 their -PRON- PRP$ 43963 984 24 organic organic JJ 43963 984 25 contents content NNS 43963 984 26 , , , 43963 984 27 if if IN 43963 984 28 he -PRON- PRP 43963 984 29 distinctly distinctly RB 43963 984 30 recognises recognise VBZ 43963 984 31 the the DT 43963 984 32 generalised generalised JJ 43963 984 33 nature nature NN 43963 984 34 of of IN 43963 984 35 the the DT 43963 984 36 map map NN 43963 984 37 . . . 43963 985 1 Examination examination NN 43963 985 2 of of IN 43963 985 3 any any DT 43963 985 4 two two CD 43963 985 5 palæo palæo NN 43963 985 6 - - HYPH 43963 985 7 physiographical physiographical JJ 43963 985 8 maps map NNS 43963 985 9 of of IN 43963 985 10 the the DT 43963 985 11 same same JJ 43963 985 12 period period NN 43963 985 13 by by IN 43963 985 14 different different JJ 43963 985 15 authors author NNS 43963 985 16 will will MD 43963 985 17 shew shew VB 43963 985 18 wide wide JJ 43963 985 19 divergences divergence NNS 43963 985 20 in in IN 43963 985 21 the the DT 43963 985 22 details detail NNS 43963 985 23 , , , 43963 985 24 but but CC 43963 985 25 a a DT 43963 985 26 general general JJ 43963 985 27 resemblance resemblance NN 43963 985 28 of of IN 43963 985 29 the the DT 43963 985 30 main main JJ 43963 985 31 features feature NNS 43963 985 32 . . . 43963 986 1 The the DT 43963 986 2 reader reader NN 43963 986 3 will will MD 43963 986 4 do do VB 43963 986 5 well well RB 43963 986 6 to to TO 43963 986 7 consult consult VB 43963 986 8 Prof. Prof. NNP 43963 987 1 Hull Hull NNP 43963 987 2 's 's POS 43963 987 3 restoration restoration NN 43963 987 4 of of IN 43963 987 5 the the DT 43963 987 6 physical physical JJ 43963 987 7 features feature NNS 43963 987 8 of of IN 43963 987 9 Old Old NNP 43963 987 10 Red Red NNP 43963 987 11 Sandstone Sandstone NNP 43963 987 12 and and CC 43963 987 13 Lower Lower NNP 43963 987 14 Carboniferous Carboniferous NNP 43963 987 15 Times Times NNP 43963 987 16 on on IN 43963 987 17 Plate Plate NNP 43963 987 18 VI VI NNP 43963 987 19 . . . 43963 988 1 of of IN 43963 988 2 his -PRON- PRP$ 43963 988 3 _ _ NNP 43963 988 4 Contributions Contributions NNPS 43963 988 5 to to IN 43963 988 6 the the DT 43963 988 7 Physical Physical NNP 43963 988 8 History History NNP 43963 988 9 of of IN 43963 988 10 the the DT 43963 988 11 British british JJ 43963 988 12 Isles Isles NNPS 43963 988 13 _ _ NNP 43963 988 14 , , , 43963 988 15 and and CC 43963 988 16 compare compare VB 43963 988 17 it -PRON- PRP 43963 988 18 with with IN 43963 988 19 the the DT 43963 988 20 map map NN 43963 988 21 drawn draw VBN 43963 988 22 by by IN 43963 988 23 Prof. Prof. NNP 43963 988 24 Green Green NNP 43963 988 25 ( ( -LRB- 43963 988 26 _ _ NNP 43963 988 27 Coal Coal NNP 43963 988 28 : : : 43963 988 29 its -PRON- PRP$ 43963 988 30 History History NNP 43963 988 31 and and CC 43963 988 32 Uses Uses NNPS 43963 988 33 _ _ NNP 43963 988 34 , , , 43963 988 35 by by IN 43963 988 36 Profs Profs NNP 43963 988 37 . . . 43963 989 1 Green Green NNP 43963 989 2 , , , 43963 989 3 Miall Miall NNP 43963 989 4 , , , 43963 989 5 Thorpe Thorpe NNP 43963 989 6 , , , 43963 989 7 Rücker Rücker NNP 43963 989 8 , , , 43963 989 9 and and CC 43963 989 10 Marshall Marshall NNP 43963 989 11 , , , 43963 989 12 Fig Fig NNP 43963 989 13 . . . 43963 990 1 3 3 CD 43963 990 2 , , , 43963 990 3 p. p. NN 43963 990 4 38 38 CD 43963 990 5 ) ) -RRB- 43963 990 6 , , , 43963 990 7 which which WDT 43963 990 8 will will MD 43963 990 9 be be VB 43963 990 10 found find VBN 43963 990 11 to to TO 43963 990 12 bear bear VB 43963 990 13 out out RP 43963 990 14 this this DT 43963 990 15 statement statement NN 43963 990 16 . . . 43963 991 1 [ [ -LRB- 43963 991 2 Footnote Footnote NNP 43963 991 3 46 46 CD 43963 991 4 : : : 43963 991 5 On on IN 43963 991 6 this this DT 43963 991 7 subject subject NN 43963 991 8 , , , 43963 991 9 the the DT 43963 991 10 student student NN 43963 991 11 may may MD 43963 991 12 consult consult VB 43963 991 13 Prof. Prof. NNP 43963 991 14 E. E. NNP 43963 991 15 Hull Hull NNP 43963 991 16 's 's POS 43963 991 17 _ _ NNP 43963 991 18 Contributions Contributions NNPS 43963 991 19 to to IN 43963 991 20 the the DT 43963 991 21 Physical Physical NNP 43963 991 22 History History NNP 43963 991 23 of of IN 43963 991 24 the the DT 43963 991 25 British British NNP 43963 991 26 Isles Isles NNPS 43963 991 27 _ _ NNP 43963 991 28 . . . 43963 991 29 ] ] -RRB- 43963 992 1 Valuable valuable JJ 43963 992 2 as as IN 43963 992 3 the the DT 43963 992 4 published publish VBN 43963 992 5 maps map NNS 43963 992 6 of of IN 43963 992 7 palæo palæo NN 43963 992 8 - - HYPH 43963 992 9 physiography physiography NN 43963 992 10 are be VBP 43963 992 11 as as IN 43963 992 12 an an DT 43963 992 13 aid aid NN 43963 992 14 to to IN 43963 992 15 the the DT 43963 992 16 student student NN 43963 992 17 in in IN 43963 992 18 understanding understand VBG 43963 992 19 the the DT 43963 992 20 significance significance NN 43963 992 21 of of IN 43963 992 22 the the DT 43963 992 23 variations variation NNS 43963 992 24 of of IN 43963 992 25 characters character NNS 43963 992 26 amongst amongst IN 43963 992 27 the the DT 43963 992 28 sediments sediment NNS 43963 992 29 , , , 43963 992 30 he -PRON- PRP 43963 992 31 will will MD 43963 992 32 do do VB 43963 992 33 well well RB 43963 992 34 to to TO 43963 992 35 supplement supplement VB 43963 992 36 them -PRON- PRP 43963 992 37 by by IN 43963 992 38 maps map NNS 43963 992 39 which which WDT 43963 992 40 he -PRON- PRP 43963 992 41 fills fill VBZ 43963 992 42 in in RP 43963 992 43 for for IN 43963 992 44 himself -PRON- PRP 43963 992 45 . . . 43963 993 1 He -PRON- PRP 43963 993 2 is be VBZ 43963 993 3 recommended recommend VBN 43963 993 4 to to TO 43963 993 5 procure procure VB 43963 993 6 a a DT 43963 993 7 number number NN 43963 993 8 of of IN 43963 993 9 outline outline JJ 43963 993 10 maps map NNS 43963 993 11 of of IN 43963 993 12 England England NNP 43963 993 13 , , , 43963 993 14 or or CC 43963 993 15 of of IN 43963 993 16 the the DT 43963 993 17 British British NNP 43963 993 18 Isles Isles NNPS 43963 993 19 , , , 43963 993 20 and and CC 43963 993 21 when when WRB 43963 993 22 studying study VBG 43963 993 23 in in IN 43963 993 24 detail detail NN 43963 993 25 the the DT 43963 993 26 characters character NNS 43963 993 27 of of IN 43963 993 28 the the DT 43963 993 29 British british JJ 43963 993 30 sedimentary sedimentary JJ 43963 993 31 rocks rock NNS 43963 993 32 formed form VBN 43963 993 33 during during IN 43963 993 34 the the DT 43963 993 35 various various JJ 43963 993 36 periods period NNS 43963 993 37 , , , 43963 993 38 to to TO 43963 993 39 place place VB 43963 993 40 a a DT 43963 993 41 blank blank JJ 43963 993 42 map map NN 43963 993 43 by by IN 43963 993 44 his -PRON- PRP$ 43963 993 45 side side NN 43963 993 46 when when WRB 43963 993 47 beginning begin VBG 43963 993 48 the the DT 43963 993 49 study study NN 43963 993 50 of of IN 43963 993 51 each each DT 43963 993 52 period period NN 43963 993 53 or or CC 43963 993 54 important important JJ 43963 993 55 portion portion NN 43963 993 56 of of IN 43963 993 57 a a DT 43963 993 58 period period NN 43963 993 59 . . . 43963 994 1 On on IN 43963 994 2 this this DT 43963 994 3 map map NN 43963 994 4 he -PRON- PRP 43963 994 5 should should MD 43963 994 6 jot jot VB 43963 994 7 down down RP 43963 994 8 the the DT 43963 994 9 geographical geographical JJ 43963 994 10 distribution distribution NN 43963 994 11 of of IN 43963 994 12 the the DT 43963 994 13 different different JJ 43963 994 14 kinds kind NNS 43963 994 15 of of IN 43963 994 16 sediments sediment NNS 43963 994 17 , , , 43963 994 18 using use VBG 43963 994 19 the the DT 43963 994 20 conventional conventional JJ 43963 994 21 signs sign NNS 43963 994 22 indicated indicate VBD 43963 994 23 at at IN 43963 994 24 p. p. NN 43963 994 25 90 90 CD 43963 994 26 : : : 43963 994 27 thus thus RB 43963 994 28 , , , 43963 994 29 in in IN 43963 994 30 the the DT 43963 994 31 case case NN 43963 994 32 of of IN 43963 994 33 the the DT 43963 994 34 Lower Lower NNP 43963 994 35 Carboniferous carboniferous JJ 43963 994 36 rocks rock NNS 43963 994 37 he -PRON- PRP 43963 994 38 would would MD 43963 994 39 place place VB 43963 994 40 the the DT 43963 994 41 conventional conventional JJ 43963 994 42 sign sign NN 43963 994 43 for for IN 43963 994 44 limestone limestone NN 43963 994 45 in in IN 43963 994 46 Derbyshire Derbyshire NNP 43963 994 47 , , , 43963 994 48 a a DT 43963 994 49 combination combination NN 43963 994 50 of of IN 43963 994 51 those those DT 43963 994 52 for for IN 43963 994 53 limestone limestone NN 43963 994 54 and and CC 43963 994 55 shale shale NN 43963 994 56 in in IN 43963 994 57 Yorkshire Yorkshire NNP 43963 994 58 , , , 43963 994 59 and and CC 43963 994 60 would would MD 43963 994 61 add add VB 43963 994 62 to to IN 43963 994 63 these these DT 43963 994 64 the the DT 43963 994 65 sandstone sandstone NN 43963 994 66 sign sign NN 43963 994 67 in in IN 43963 994 68 Northumberland Northumberland NNP 43963 994 69 . . . 43963 995 1 He -PRON- PRP 43963 995 2 should should MD 43963 995 3 also also RB 43963 995 4 note note VB 43963 995 5 the the DT 43963 995 6 general general JJ 43963 995 7 character character NN 43963 995 8 of of IN 43963 995 9 the the DT 43963 995 10 fossils fossil NNS 43963 995 11 , , , 43963 995 12 using use VBG 43963 995 13 abbreviations abbreviation NNS 43963 995 14 for for IN 43963 995 15 such such JJ 43963 995 16 terms term NNS 43963 995 17 as as IN 43963 995 18 fresh fresh JJ 43963 995 19 - - HYPH 43963 995 20 water water NN 43963 995 21 fossils fossil NNS 43963 995 22 , , , 43963 995 23 shallow shallow JJ 43963 995 24 - - HYPH 43963 995 25 sea sea NN 43963 995 26 fossils fossil NNS 43963 995 27 , , , 43963 995 28 deep deep JJ 43963 995 29 - - HYPH 43963 995 30 water water NN 43963 995 31 fossils fossil NNS 43963 995 32 . . . 43963 996 1 After after IN 43963 996 2 reading read VBG 43963 996 3 the the DT 43963 996 4 account account NN 43963 996 5 of of IN 43963 996 6 the the DT 43963 996 7 group group NN 43963 996 8 of of IN 43963 996 9 rocks rock NNS 43963 996 10 in in IN 43963 996 11 a a DT 43963 996 12 comprehensive comprehensive JJ 43963 996 13 text text NN 43963 996 14 - - HYPH 43963 996 15 book book NN 43963 996 16 , , , 43963 996 17 and and CC 43963 996 18 inserting insert VBG 43963 996 19 his -PRON- PRP$ 43963 996 20 notes note NNS 43963 996 21 on on IN 43963 996 22 the the DT 43963 996 23 map map NN 43963 996 24 , , , 43963 996 25 he -PRON- PRP 43963 996 26 should should MD 43963 996 27 proceed proceed VB 43963 996 28 to to TO 43963 996 29 insert insert VB 43963 996 30 the the DT 43963 996 31 probable probable JJ 43963 996 32 position position NN 43963 996 33 of of IN 43963 996 34 the the DT 43963 996 35 coast coast NN 43963 996 36 - - HYPH 43963 996 37 lines line NNS 43963 996 38 . . . 43963 997 1 He -PRON- PRP 43963 997 2 should should MD 43963 997 3 also also RB 43963 997 4 take take VB 43963 997 5 notes note NNS 43963 997 6 of of IN 43963 997 7 any any DT 43963 997 8 indications indication NNS 43963 997 9 of of IN 43963 997 10 contemporaneous contemporaneous JJ 43963 997 11 volcanic volcanic JJ 43963 997 12 action action NN 43963 997 13 , , , 43963 997 14 though though IN 43963 997 15 these these DT 43963 997 16 might may MD 43963 997 17 well well RB 43963 997 18 be be VB 43963 997 19 inserted insert VBN 43963 997 20 on on IN 43963 997 21 a a DT 43963 997 22 separate separate JJ 43963 997 23 map map NN 43963 997 24 . . . 43963 998 1 If if IN 43963 998 2 this this DT 43963 998 3 course course NN 43963 998 4 be be VB 43963 998 5 pursued pursue VBN 43963 998 6 , , , 43963 998 7 the the DT 43963 998 8 student student NN 43963 998 9 will will MD 43963 998 10 not not RB 43963 998 11 only only RB 43963 998 12 have have VB 43963 998 13 the the DT 43963 998 14 significance significance NN 43963 998 15 of of IN 43963 998 16 the the DT 43963 998 17 variations variation NNS 43963 998 18 amongst amongst IN 43963 998 19 the the DT 43963 998 20 strata strata NN 43963 998 21 impressed impress VBN 43963 998 22 upon upon IN 43963 998 23 his -PRON- PRP$ 43963 998 24 mind mind NN 43963 998 25 , , , 43963 998 26 but but CC 43963 998 27 he -PRON- PRP 43963 998 28 will will MD 43963 998 29 have have VB 43963 998 30 a a DT 43963 998 31 means means NN 43963 998 32 of of IN 43963 998 33 obtaining obtain VBG 43963 998 34 at at IN 43963 998 35 a a DT 43963 998 36 glance glance NN 43963 998 37 the the DT 43963 998 38 distribution distribution NN 43963 998 39 of of IN 43963 998 40 sediments sediment NNS 43963 998 41 and and CC 43963 998 42 faunas fauna NNS 43963 998 43 of of IN 43963 998 44 different different JJ 43963 998 45 kinds kind NNS 43963 998 46 in in IN 43963 998 47 the the DT 43963 998 48 British british JJ 43963 998 49 area area NN 43963 998 50 during during IN 43963 998 51 the the DT 43963 998 52 principal principal JJ 43963 998 53 geological geological JJ 43963 998 54 periods period NNS 43963 998 55 . . . 43963 999 1 On on IN 43963 999 2 another another DT 43963 999 3 set set NN 43963 999 4 of of IN 43963 999 5 maps map NNS 43963 999 6 he -PRON- PRP 43963 999 7 may may MD 43963 999 8 indicate indicate VB 43963 999 9 the the DT 43963 999 10 axes axis NNS 43963 999 11 of of IN 43963 999 12 the the DT 43963 999 13 orogenic orogenic JJ 43963 999 14 movements movement NNS 43963 999 15 which which WDT 43963 999 16 have have VBP 43963 999 17 occurred occur VBN 43963 999 18 at at IN 43963 999 19 different different JJ 43963 999 20 times time NNS 43963 999 21 , , , 43963 999 22 and and CC 43963 999 23 when when WRB 43963 999 24 his -PRON- PRP$ 43963 999 25 various various JJ 43963 999 26 maps map NNS 43963 999 27 are be VBP 43963 999 28 completed complete VBN 43963 999 29 , , , 43963 999 30 he -PRON- PRP 43963 999 31 will will MD 43963 999 32 have have VB 43963 999 33 the the DT 43963 999 34 materials material NNS 43963 999 35 for for IN 43963 999 36 the the DT 43963 999 37 construction construction NN 43963 999 38 of of IN 43963 999 39 a a DT 43963 999 40 general general JJ 43963 999 41 account account NN 43963 999 42 of of IN 43963 999 43 the the DT 43963 999 44 various various JJ 43963 999 45 geological geological JJ 43963 999 46 processes process NNS 43963 999 47 which which WDT 43963 999 48 have have VBP 43963 999 49 been be VBN 43963 999 50 concerned concern VBN 43963 999 51 with with IN 43963 999 52 the the DT 43963 999 53 building building NN 43963 999 54 of of IN 43963 999 55 the the DT 43963 999 56 British british JJ 43963 999 57 area area NN 43963 999 58 . . . 43963 1000 1 When when WRB 43963 1000 2 an an DT 43963 1000 3 area area NN 43963 1000 4 like like IN 43963 1000 5 Britain Britain NNP 43963 1000 6 has have VBZ 43963 1000 7 been be VBN 43963 1000 8 studied study VBN 43963 1000 9 , , , 43963 1000 10 the the DT 43963 1000 11 student student NN 43963 1000 12 may may MD 43963 1000 13 proceed proceed VB 43963 1000 14 to to IN 43963 1000 15 construction construction NN 43963 1000 16 of of IN 43963 1000 17 maps map NNS 43963 1000 18 of of IN 43963 1000 19 wider wide JJR 43963 1000 20 regions region NNS 43963 1000 21 , , , 43963 1000 22 and and CC 43963 1000 23 he -PRON- PRP 43963 1000 24 will will MD 43963 1000 25 find find VB 43963 1000 26 that that IN 43963 1000 27 in in IN 43963 1000 28 doing do VBG 43963 1000 29 this this DT 43963 1000 30 , , , 43963 1000 31 new new JJ 43963 1000 32 sets set NNS 43963 1000 33 of of IN 43963 1000 34 facts fact NNS 43963 1000 35 must must MD 43963 1000 36 be be VB 43963 1000 37 taken take VBN 43963 1000 38 into into IN 43963 1000 39 consideration consideration NN 43963 1000 40 , , , 43963 1000 41 as as IN 43963 1000 42 for for IN 43963 1000 43 instance instance NN 43963 1000 44 the the DT 43963 1000 45 occurrence occurrence NN 43963 1000 46 of of IN 43963 1000 47 different different JJ 43963 1000 48 faunas fauna NNS 43963 1000 49 on on IN 43963 1000 50 opposite opposite JJ 43963 1000 51 sides side NNS 43963 1000 52 of of IN 43963 1000 53 once once RB 43963 1000 54 - - HYPH 43963 1000 55 existing exist VBG 43963 1000 56 continental continental JJ 43963 1000 57 masses masse NNS 43963 1000 58 , , , 43963 1000 59 and and CC 43963 1000 60 the the DT 43963 1000 61 problems problem NNS 43963 1000 62 connected connect VBN 43963 1000 63 with with IN 43963 1000 64 the the DT 43963 1000 65 present present JJ 43963 1000 66 distribution distribution NN 43963 1000 67 of of IN 43963 1000 68 the the DT 43963 1000 69 faunas fauna NNS 43963 1000 70 and and CC 43963 1000 71 floras flora NNS 43963 1000 72 . . . 43963 1001 1 For for IN 43963 1001 2 an an DT 43963 1001 3 instance instance NN 43963 1001 4 of of IN 43963 1001 5 the the DT 43963 1001 6 importance importance NN 43963 1001 7 of of IN 43963 1001 8 the the DT 43963 1001 9 former former JJ 43963 1001 10 distribution distribution NN 43963 1001 11 of of IN 43963 1001 12 life life NN 43963 1001 13 the the DT 43963 1001 14 reader reader NN 43963 1001 15 may may MD 43963 1001 16 consult consult VB 43963 1001 17 the the DT 43963 1001 18 twelfth twelfth JJ 43963 1001 19 section section NN 43963 1001 20 of of IN 43963 1001 21 the the DT 43963 1001 22 first first JJ 43963 1001 23 part part NN 43963 1001 24 of of IN 43963 1001 25 Professor Professor NNP 43963 1001 26 Suess Suess NNP 43963 1001 27 ' ' '' 43963 1001 28 _ _ NNP 43963 1001 29 Das Das NNP 43963 1001 30 Antlitz Antlitz NNP 43963 1001 31 der der VBD 43963 1001 32 Erde Erde NNP 43963 1001 33 _ _ NNP 43963 1001 34 , , , 43963 1001 35 whilst whilst IN 43963 1001 36 a a DT 43963 1001 37 good good JJ 43963 1001 38 account account NN 43963 1001 39 of of IN 43963 1001 40 the the DT 43963 1001 41 value value NN 43963 1001 42 of of IN 43963 1001 43 recent recent JJ 43963 1001 44 geographical geographical JJ 43963 1001 45 distribution distribution NN 43963 1001 46 of of IN 43963 1001 47 organisms organism NNS 43963 1001 48 in in IN 43963 1001 49 supplying supply VBG 43963 1001 50 a a DT 43963 1001 51 clue clue NN 43963 1001 52 to to IN 43963 1001 53 former former JJ 43963 1001 54 distribution distribution NN 43963 1001 55 of of IN 43963 1001 56 land land NN 43963 1001 57 and and CC 43963 1001 58 sea sea NN 43963 1001 59 will will MD 43963 1001 60 be be VB 43963 1001 61 found find VBN 43963 1001 62 in in IN 43963 1001 63 Mr Mr NNP 43963 1001 64 A. a. NN 43963 1001 65 R. R. NNP 43963 1001 66 Wallace Wallace NNP 43963 1001 67 's 's POS 43963 1001 68 _ _ NNP 43963 1001 69 Island Island NNP 43963 1001 70 Life Life NNP 43963 1001 71 _ _ NNP 43963 1001 72 , , , 43963 1001 73 Chapter Chapter NNP 43963 1001 74 xxii xxii NNP 43963 1001 75 . . . 43963 1002 1 Should Should MD 43963 1002 2 the the DT 43963 1002 3 method method NN 43963 1002 4 suggested suggest VBN 43963 1002 5 above above IN 43963 1002 6 be be VB 43963 1002 7 adopted adopt VBN 43963 1002 8 , , , 43963 1002 9 the the DT 43963 1002 10 student student NN 43963 1002 11 is be VBZ 43963 1002 12 likely likely JJ 43963 1002 13 to to TO 43963 1002 14 acquire acquire VB 43963 1002 15 a a DT 43963 1002 16 much much RB 43963 1002 17 more more RBR 43963 1002 18 coherent coherent JJ 43963 1002 19 idea idea NN 43963 1002 20 of of IN 43963 1002 21 the the DT 43963 1002 22 significance significance NN 43963 1002 23 of of IN 43963 1002 24 the the DT 43963 1002 25 facts fact NNS 43963 1002 26 of of IN 43963 1002 27 stratigraphical stratigraphical JJ 43963 1002 28 geology geology NN 43963 1002 29 than than IN 43963 1002 30 can can MD 43963 1002 31 be be VB 43963 1002 32 obtained obtain VBN 43963 1002 33 by by IN 43963 1002 34 a a DT 43963 1002 35 mere mere JJ 43963 1002 36 perusal perusal NN 43963 1002 37 of of IN 43963 1002 38 the the DT 43963 1002 39 accounts account NNS 43963 1002 40 of of IN 43963 1002 41 the the DT 43963 1002 42 strata strata NN 43963 1002 43 given give VBN 43963 1002 44 in in IN 43963 1002 45 those those DT 43963 1002 46 portions portion NNS 43963 1002 47 of of IN 43963 1002 48 the the DT 43963 1002 49 various various JJ 43963 1002 50 text text NN 43963 1002 51 - 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- HYPH 43963 1007 33 book book NN 43963 1007 34 . . . 43963 1008 1 The the DT 43963 1008 2 stratigraphical stratigraphical JJ 43963 1008 3 portion portion NN 43963 1008 4 of of IN 43963 1008 5 Sir Sir NNP 43963 1008 6 A. A. NNP 43963 1008 7 Geikie Geikie NNP 43963 1008 8 's 's POS 43963 1008 9 _ _ NNP 43963 1008 10 Class Class NNP 43963 1008 11 Book Book NNP 43963 1008 12 of of IN 43963 1008 13 Geology Geology NNP 43963 1008 14 _ _ NNP 43963 1008 15 gives give VBZ 43963 1008 16 an an DT 43963 1008 17 admirable admirable JJ 43963 1008 18 general general JJ 43963 1008 19 account account NN 43963 1008 20 of of IN 43963 1008 21 the the DT 43963 1008 22 British British NNP 43963 1008 23 Strata Strata NNP 43963 1008 24 , , , 43963 1008 25 while while IN 43963 1008 26 the the DT 43963 1008 27 larger large JJR 43963 1008 28 text text NN 43963 1008 29 - - HYPH 43963 1008 30 book book NN 43963 1008 31 by by IN 43963 1008 32 the the DT 43963 1008 33 same same JJ 43963 1008 34 author author NN 43963 1008 35 has have VBZ 43963 1008 36 a a DT 43963 1008 37 condensed condense VBN 43963 1008 38 though though IN 43963 1008 39 very very RB 43963 1008 40 full full JJ 43963 1008 41 account account NN 43963 1008 42 of of IN 43963 1008 43 the the DT 43963 1008 44 rocks rock NNS 43963 1008 45 of of IN 43963 1008 46 the the DT 43963 1008 47 stratigraphical stratigraphical JJ 43963 1008 48 column column NN 43963 1008 49 in in IN 43963 1008 50 all all DT 43963 1008 51 parts part NNS 43963 1008 52 of of IN 43963 1008 53 the the DT 43963 1008 54 world world NN 43963 1008 55 , , , 43963 1008 56 and and CC 43963 1008 57 this this DT 43963 1008 58 is be VBZ 43963 1008 59 supplemented supplement VBN 43963 1008 60 by by IN 43963 1008 61 numerous numerous JJ 43963 1008 62 references reference NNS 43963 1008 63 to to IN 43963 1008 64 the the DT 43963 1008 65 original original JJ 43963 1008 66 works work NNS 43963 1008 67 wherein wherein WRB 43963 1008 68 further further JJ 43963 1008 69 descriptions description NNS 43963 1008 70 may may MD 43963 1008 71 be be VB 43963 1008 72 found find VBN 43963 1008 73 . . . 43963 1009 1 The the DT 43963 1009 2 English English NNP 43963 1009 3 edition edition NN 43963 1009 4 of of IN 43963 1009 5 Prof. Prof. NNP 43963 1009 6 E. 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NNP 43963 1009 47 Jukes Jukes NNP 43963 1009 48 - - HYPH 43963 1009 49 Browne Browne NNP 43963 1009 50 's 's POS 43963 1009 51 _ _ NNP 43963 1009 52 Handbook Handbook NNP 43963 1009 53 of of IN 43963 1009 54 Historical Historical NNP 43963 1009 55 Geology Geology NNP 43963 1009 56 _ _ NNP 43963 1009 57 , , , 43963 1009 58 which which WDT 43963 1009 59 may may MD 43963 1009 60 be be VB 43963 1009 61 read read VBN 43963 1009 62 with with IN 43963 1009 63 the the DT 43963 1009 64 same same JJ 43963 1009 65 author author NN 43963 1009 66 's 's POS 43963 1009 67 _ _ NNP 43963 1009 68 Building Building NNP 43963 1009 69 of of IN 43963 1009 70 the the DT 43963 1009 71 British British NNP 43963 1009 72 Isles Isles NNPS 43963 1009 73 _ _ NNP 43963 1009 74 . . . 43963 1010 1 The the DT 43963 1010 2 reader reader NN 43963 1010 3 who who WP 43963 1010 4 refers refer VBZ 43963 1010 5 to to IN 43963 1010 6 different different JJ 43963 1010 7 text text NN 43963 1010 8 - - HYPH 43963 1010 9 books book 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follow VBG 43963 1011 3 classification classification NN 43963 1011 4 will will MD 43963 1011 5 be be VB 43963 1011 6 here here RB 43963 1011 7 adopted:-- adopted:-- UH 43963 1011 8 Groups group NNS 43963 1011 9 . . . 43963 1012 1 Systems system NNS 43963 1012 2 . . . 43963 1013 1 { { -LRB- 43963 1013 2 Recent recent JJ 43963 1013 3 { { -LRB- 43963 1013 4 Pleistocene Pleistocene NNP 43963 1013 5 Cainozoic Cainozoic NNP 43963 1013 6 or or CC 43963 1013 7 { { -LRB- 43963 1013 8 Pliocene Pliocene NNP 43963 1013 9 Tertiary Tertiary NNP 43963 1013 10 { { -LRB- 43963 1013 11 Miocene Miocene NNP 43963 1013 12 { { -LRB- 43963 1013 13 Oligocene Oligocene NNP 43963 1013 14 { { -LRB- 43963 1013 15 Eocene Eocene NNP 43963 1013 16 { { -LRB- 43963 1013 17 Cretaceous Cretaceous NNP 43963 1013 18 Mesozoic Mesozoic NNP 43963 1013 19 or or CC 43963 1013 20 { { -LRB- 43963 1013 21 Jurassic Jurassic NNP 43963 1013 22 Secondary Secondary NNP 43963 1013 23 { { -LRB- 43963 1013 24 Triassic Triassic NNP 43963 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JJ 43963 1017 48 significance significance NN 43963 1017 49 from from IN 43963 1017 50 the the DT 43963 1017 51 fact fact NN 43963 1017 52 that that IN 43963 1017 53 we -PRON- PRP 43963 1017 54 are be VBP 43963 1017 55 living live VBG 43963 1017 56 in in IN 43963 1017 57 the the DT 43963 1017 58 period period NN 43963 1017 59 , , , 43963 1017 60 and and CC 43963 1017 61 the the DT 43963 1017 62 Cainozoic Cainozoic NNP 43963 1017 63 rocks rock NNS 43963 1017 64 as as IN 43963 1017 65 a a DT 43963 1017 66 whole whole NN 43963 1017 67 are be VBP 43963 1017 68 capable capable JJ 43963 1017 69 of of IN 43963 1017 70 greater great JJR 43963 1017 71 subdivision subdivision NN 43963 1017 72 than than IN 43963 1017 73 the the DT 43963 1017 74 earlier early JJR 43963 1017 75 groups group NNS 43963 1017 76 , , , 43963 1017 77 on on IN 43963 1017 78 account account NN 43963 1017 79 of of IN 43963 1017 80 the the DT 43963 1017 81 greater great JJR 43963 1017 82 ease ease NN 43963 1017 83 with with 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43963 1017 118 faunas fauna NNS 43963 1017 119 and and CC 43963 1017 120 floras flora NNS 43963 1017 121 to to IN 43963 1017 122 those those DT 43963 1017 123 of of IN 43963 1017 124 existing existing JJ 43963 1017 125 times time NNS 43963 1017 126 . . . 43963 1018 1 With with IN 43963 1018 2 reference reference NN 43963 1018 3 to to IN 43963 1018 4 the the DT 43963 1018 5 groups group NNS 43963 1018 6 , , , 43963 1018 7 the the DT 43963 1018 8 writer writer NN 43963 1018 9 has have VBZ 43963 1018 10 already already RB 43963 1018 11 commented comment VBN 43963 1018 12 upon upon IN 43963 1018 13 the the DT 43963 1018 14 use use NN 43963 1018 15 of of IN 43963 1018 16 the the DT 43963 1018 17 terms term NNS 43963 1018 18 Palæozoic Palæozoic NNP 43963 1018 19 , , , 43963 1018 20 Mesozoic Mesozoic NNP 43963 1018 21 and and CC 43963 1018 22 Cainozoic Cainozoic NNP 43963 1018 23 ; ; : 43963 1018 24 below below IN 43963 1018 25 the the DT 43963 1018 26 lowest low JJS 43963 1018 27 Palæozoic palæozoic JJ 43963 1018 28 rocks rock NNS 43963 1018 29 ( ( -LRB- 43963 1018 30 those those DT 43963 1018 31 of of IN 43963 1018 32 the the DT 43963 1018 33 Cambrian cambrian JJ 43963 1018 34 system system NN 43963 1018 35 ) ) -RRB- 43963 1018 36 lie lie VB 43963 1018 37 a a DT 43963 1018 38 group group NN 43963 1018 39 of of IN 43963 1018 40 rocks rock NNS 43963 1018 41 which which WDT 43963 1018 42 have have VBP 43963 1018 43 been be VBN 43963 1018 44 variously variously RB 43963 1018 45 spoken speak VBN 43963 1018 46 of of IN 43963 1018 47 as as IN 43963 1018 48 Azoic Azoic NNP 43963 1018 49 , , , 43963 1018 50 Eozoic Eozoic NNP 43963 1018 51 , , , 43963 1018 52 and and CC 43963 1018 53 Archæan Archæan NNP 43963 1018 54 . . . 43963 1019 1 There there EX 43963 1019 2 is be VBZ 43963 1019 3 an an DT 43963 1019 4 objection objection NN 43963 1019 5 to to IN 43963 1019 6 the the DT 43963 1019 7 use use NN 43963 1019 8 of of IN 43963 1019 9 any any DT 43963 1019 10 one one CD 43963 1019 11 of of IN 43963 1019 12 these these DT 43963 1019 13 words word NNS 43963 1019 14 in in IN 43963 1019 15 this this DT 43963 1019 16 sense sense NN 43963 1019 17 ; ; : 43963 1019 18 the the DT 43963 1019 19 objection objection NN 43963 1019 20 in in IN 43963 1019 21 the the DT 43963 1019 22 case case NN 43963 1019 23 of of IN 43963 1019 24 the the DT 43963 1019 25 first first JJ 43963 1019 26 two two CD 43963 1019 27 is be VBZ 43963 1019 28 that that IN 43963 1019 29 the the DT 43963 1019 30 term term NN 43963 1019 31 is be VBZ 43963 1019 32 theoretical theoretical JJ 43963 1019 33 and and CC 43963 1019 34 probably probably RB 43963 1019 35 incorrect incorrect JJ 43963 1019 36 , , , 43963 1019 37 whilst whilst IN 43963 1019 38 the the DT 43963 1019 39 word word NN 43963 1019 40 Archæan Archæan NNP 43963 1019 41 , , , 43963 1019 42 otherwise otherwise RB 43963 1019 43 suitable suitable JJ 43963 1019 44 , , , 43963 1019 45 has have VBZ 43963 1019 46 also also RB 43963 1019 47 been be VBN 43963 1019 48 used use VBN 43963 1019 49 in in IN 43963 1019 50 a a DT 43963 1019 51 more more RBR 43963 1019 52 restricted restricted JJ 43963 1019 53 sense sense NN 43963 1019 54 . . . 43963 1020 1 In in IN 43963 1020 2 these these DT 43963 1020 3 circumstances circumstance NNS 43963 1020 4 the the DT 43963 1020 5 term term NN 43963 1020 6 Precambrian Precambrian NNP 43963 1020 7 will will MD 43963 1020 8 be be VB 43963 1020 9 used use VBN 43963 1020 10 when when WRB 43963 1020 11 referring refer VBG 43963 1020 12 to to IN 43963 1020 13 any any DT 43963 1020 14 rocks rock NNS 43963 1020 15 which which WDT 43963 1020 16 were be VBD 43963 1020 17 formed form VBN 43963 1020 18 below below IN 43963 1020 19 Palæozoic Palæozoic NNP 43963 1020 20 times time NNS 43963 1020 21 , , , 43963 1020 22 though though IN 43963 1020 23 no no DT 43963 1020 24 doubt doubt NN 43963 1020 25 when when WRB 43963 1020 26 this this DT 43963 1020 27 obscure obscure JJ 43963 1020 28 group group NN 43963 1020 29 of of IN 43963 1020 30 rocks rock NNS 43963 1020 31 is be VBZ 43963 1020 32 more more RBR 43963 1020 33 thoroughly thoroughly RB 43963 1020 34 understood understand VBN 43963 1020 35 a a DT 43963 1020 36 satisfactory satisfactory JJ 43963 1020 37 classification classification NN 43963 1020 38 will will MD 43963 1020 39 be be VB 43963 1020 40 applied apply VBN 43963 1020 41 to to IN 43963 1020 42 it -PRON- PRP 43963 1020 43 . . . 43963 1021 1 Taking take VBG 43963 1021 2 the the DT 43963 1021 3 other other JJ 43963 1021 4 groups group NNS 43963 1021 5 into into IN 43963 1021 6 account account NN 43963 1021 7 , , , 43963 1021 8 the the DT 43963 1021 9 lower low JJR 43963 1021 10 systems system NNS 43963 1021 11 of of IN 43963 1021 12 the the DT 43963 1021 13 Palæozoic Palæozoic NNP 43963 1021 14 group group NN 43963 1021 15 will will MD 43963 1021 16 be be VB 43963 1021 17 found find VBN 43963 1021 18 to to TO 43963 1021 19 vary vary VB 43963 1021 20 greatly greatly RB 43963 1021 21 according accord VBG 43963 1021 22 to to IN 43963 1021 23 the the DT 43963 1021 24 views view NNS 43963 1021 25 of of IN 43963 1021 26 different different JJ 43963 1021 27 writers writer NNS 43963 1021 28 ; ; : 43963 1021 29 some some DT 43963 1021 30 make make VBP 43963 1021 31 only only RB 43963 1021 32 one one CD 43963 1021 33 system system NN 43963 1021 34 , , , 43963 1021 35 the the DT 43963 1021 36 Silurian Silurian NNP 43963 1021 37 , , , 43963 1021 38 others other NNS 43963 1021 39 two two CD 43963 1021 40 , , , 43963 1021 41 the the DT 43963 1021 42 Cambrian cambrian JJ 43963 1021 43 and and CC 43963 1021 44 Silurian Silurian NNP 43963 1021 45 . . . 43963 1022 1 The the DT 43963 1022 2 three three CD 43963 1022 3 systems system NNS 43963 1022 4 are be VBP 43963 1022 5 here here RB 43963 1022 6 adopted adopt VBN 43963 1022 7 , , , 43963 1022 8 not not RB 43963 1022 9 only only RB 43963 1022 10 because because IN 43963 1022 11 the the DT 43963 1022 12 one one CD 43963 1022 13 , , , 43963 1022 14 Silurian Silurian NNP 43963 1022 15 , , , 43963 1022 16 is be VBZ 43963 1022 17 too too RB 43963 1022 18 unwieldy unwieldy JJ 43963 1022 19 on on IN 43963 1022 20 account account NN 43963 1022 21 of of IN 43963 1022 22 its -PRON- PRP$ 43963 1022 23 size size NN 43963 1022 24 and and CC 43963 1022 25 requires require VBZ 43963 1022 26 subdivision subdivision NN 43963 1022 27 ( ( -LRB- 43963 1022 28 and and CC 43963 1022 29 the the DT 43963 1022 30 Cambrian cambrian JJ 43963 1022 31 and and CC 43963 1022 32 Silurian Silurian NNP 43963 1022 33 however however RB 43963 1022 34 defined define VBN 43963 1022 35 , , , 43963 1022 36 will will MD 43963 1022 37 be be VB 43963 1022 38 found find VBN 43963 1022 39 to to TO 43963 1022 40 be be VB 43963 1022 41 of of IN 43963 1022 42 very very RB 43963 1022 43 unequal unequal JJ 43963 1022 44 importance importance NN 43963 1022 45 , , , 43963 1022 46 whereas whereas IN 43963 1022 47 the the DT 43963 1022 48 three three CD 43963 1022 49 systems system NNS 43963 1022 50 adopted adopt VBN 43963 1022 51 are be VBP 43963 1022 52 of of IN 43963 1022 53 fairly fairly RB 43963 1022 54 equal equal JJ 43963 1022 55 value value NN 43963 1022 56 ) ) -RRB- 43963 1022 57 , , , 43963 1022 58 but but CC 43963 1022 59 especially especially RB 43963 1022 60 because because IN 43963 1022 61 when when WRB 43963 1022 62 the the DT 43963 1022 63 term term NN 43963 1022 64 Ordovician Ordovician NNP 43963 1022 65 is be VBZ 43963 1022 66 used use VBN 43963 1022 67 , , , 43963 1022 68 the the DT 43963 1022 69 significance significance NN 43963 1022 70 of of IN 43963 1022 71 the the DT 43963 1022 72 other other JJ 43963 1022 73 terms term NNS 43963 1022 74 Cambrian cambrian JJ 43963 1022 75 and and CC 43963 1022 76 Silurian Silurian NNP 43963 1022 77 is be VBZ 43963 1022 78 at at IN 43963 1022 79 once once RB 43963 1022 80 understood understand VBN 43963 1022 81 . . . 43963 1023 1 An an DT 43963 1023 2 attempt attempt NN 43963 1023 3 has have VBZ 43963 1023 4 been be VBN 43963 1023 5 made make VBN 43963 1023 6 to to TO 43963 1023 7 shew shew VB 43963 1023 8 that that IN 43963 1023 9 the the DT 43963 1023 10 Devonian Devonian NNP 43963 1023 11 system system NN 43963 1023 12 is be VBZ 43963 1023 13 non non JJ 43963 1023 14 - - JJ 43963 1023 15 existent existent JJ 43963 1023 16 , , , 43963 1023 17 but but CC 43963 1023 18 the the DT 43963 1023 19 result result NN 43963 1023 20 of of IN 43963 1023 21 modern modern JJ 43963 1023 22 research research NN 43963 1023 23 is be VBZ 43963 1023 24 to to TO 43963 1023 25 shew shew VB 43963 1023 26 that that IN 43963 1023 27 the the DT 43963 1023 28 rocks rock NNS 43963 1023 29 placed place VBN 43963 1023 30 in in IN 43963 1023 31 this this DT 43963 1023 32 system system NN 43963 1023 33 are be VBP 43963 1023 34 worthy worthy JJ 43963 1023 35 of of IN 43963 1023 36 the the DT 43963 1023 37 distinction distinction NN 43963 1023 38 , , , 43963 1023 39 both both CC 43963 1023 40 from from IN 43963 1023 41 their -PRON- PRP$ 43963 1023 42 importance importance NN 43963 1023 43 and and CC 43963 1023 44 from from IN 43963 1023 45 the the DT 43963 1023 46 distinctness distinctness NN 43963 1023 47 of of IN 43963 1023 48 the the DT 43963 1023 49 fauna fauna NNS 43963 1023 50 from from IN 43963 1023 51 those those DT 43963 1023 52 of of IN 43963 1023 53 the the DT 43963 1023 54 underlying underlying JJ 43963 1023 55 and and CC 43963 1023 56 overlying overlying NN 43963 1023 57 systems system NNS 43963 1023 58 . . . 43963 1024 1 The the DT 43963 1024 2 Permo Permo NNP 43963 1024 3 - - HYPH 43963 1024 4 Carboniferous carboniferous JJ 43963 1024 5 system system NN 43963 1024 6 is be VBZ 43963 1024 7 adopted adopt VBN 43963 1024 8 , , , 43963 1024 9 because because IN 43963 1024 10 an an DT 43963 1024 11 important important JJ 43963 1024 12 group group NN 43963 1024 13 of of IN 43963 1024 14 deposits deposit NNS 43963 1024 15 has have VBZ 43963 1024 16 recently recently RB 43963 1024 17 been be VBN 43963 1024 18 brought bring VBN 43963 1024 19 to to IN 43963 1024 20 light light NN 43963 1024 21 which which WDT 43963 1024 22 were be VBD 43963 1024 23 not not RB 43963 1024 24 represented represent VBN 43963 1024 25 either either CC 43963 1024 26 in in IN 43963 1024 27 the the DT 43963 1024 28 Permian permian JJ 43963 1024 29 or or CC 43963 1024 30 Carboniferous carboniferous JJ 43963 1024 31 system system NN 43963 1024 32 as as RB 43963 1024 33 originally originally RB 43963 1024 34 defined define VBN 43963 1024 35 . . . 43963 1025 1 Some some DT 43963 1025 2 authors author NNS 43963 1025 3 have have VBP 43963 1025 4 advocated advocate VBN 43963 1025 5 the the DT 43963 1025 6 union union NN 43963 1025 7 of of IN 43963 1025 8 the the DT 43963 1025 9 Permian permian JJ 43963 1025 10 and and CC 43963 1025 11 Triassic Triassic NNP 43963 1025 12 systems system NNS 43963 1025 13 into into IN 43963 1025 14 one one CD 43963 1025 15 system system NN 43963 1025 16 placed place VBN 43963 1025 17 at at IN 43963 1025 18 the the DT 43963 1025 19 base base NN 43963 1025 20 of of IN 43963 1025 21 the the DT 43963 1025 22 Mesozoic Mesozoic NNP 43963 1025 23 group group NN 43963 1025 24 . . . 43963 1026 1 This this DT 43963 1026 2 is be VBZ 43963 1026 3 unnecessary unnecessary JJ 43963 1026 4 , , , 43963 1026 5 and and CC 43963 1026 6 would would MD 43963 1026 7 depart depart VB 43963 1026 8 from from IN 43963 1026 9 the the DT 43963 1026 10 classification classification NN 43963 1026 11 originally originally RB 43963 1026 12 proposed propose VBN 43963 1026 13 , , , 43963 1026 14 which which WDT 43963 1026 15 is be VBZ 43963 1026 16 to to TO 43963 1026 17 be be VB 43963 1026 18 deprecated deprecate VBN 43963 1026 19 , , , 43963 1026 20 unless unless IN 43963 1026 21 there there EX 43963 1026 22 is be VBZ 43963 1026 23 any any DT 43963 1026 24 strong strong JJ 43963 1026 25 reason reason NN 43963 1026 26 for for IN 43963 1026 27 it -PRON- PRP 43963 1026 28 . . . 43963 1027 1 The the DT 43963 1027 2 Mesozoic Mesozoic NNP 43963 1027 3 systems system NNS 43963 1027 4 are be VBP 43963 1027 5 classified classify VBN 43963 1027 6 according accord VBG 43963 1027 7 to to IN 43963 1027 8 the the DT 43963 1027 9 method method NN 43963 1027 10 generally generally RB 43963 1027 11 adopted adopt VBN 43963 1027 12 . . . 43963 1028 1 Were be VBD 43963 1028 2 a a DT 43963 1028 3 fresh fresh JJ 43963 1028 4 classification classification NN 43963 1028 5 to to TO 43963 1028 6 be be VB 43963 1028 7 proposed propose VBN 43963 1028 8 , , , 43963 1028 9 a a DT 43963 1028 10 portion portion NN 43963 1028 11 of of IN 43963 1028 12 the the DT 43963 1028 13 Cretaceous cretaceous JJ 43963 1028 14 system system NN 43963 1028 15 might may MD 43963 1028 16 be be VB 43963 1028 17 included include VBN 43963 1028 18 with with IN 43963 1028 19 the the DT 43963 1028 20 Jurassic Jurassic NNP 43963 1028 21 rocks rock NNS 43963 1028 22 , , , 43963 1028 23 but but CC 43963 1028 24 it -PRON- PRP 43963 1028 25 is be VBZ 43963 1028 26 better well JJR 43963 1028 27 to to TO 43963 1028 28 adhere adhere VB 43963 1028 29 to to IN 43963 1028 30 the the DT 43963 1028 31 old old JJ 43963 1028 32 classification classification NN 43963 1028 33 . . . 43963 1029 1 The the DT 43963 1029 2 divisions division NNS 43963 1029 3 of of IN 43963 1029 4 the the DT 43963 1029 5 Cainozoic Cainozoic NNP 43963 1029 6 rocks rock NNS 43963 1029 7 are be VBP 43963 1029 8 hardly hardly RB 43963 1029 9 systems system NNS 43963 1029 10 in in IN 43963 1029 11 the the DT 43963 1029 12 sense sense NN 43963 1029 13 in in IN 43963 1029 14 which which WDT 43963 1029 15 the the DT 43963 1029 16 term term NN 43963 1029 17 is be VBZ 43963 1029 18 used use VBN 43963 1029 19 in in IN 43963 1029 20 the the DT 43963 1029 21 case case NN 43963 1029 22 of of IN 43963 1029 23 the the DT 43963 1029 24 older old JJR 43963 1029 25 rocks rock NNS 43963 1029 26 , , , 43963 1029 27 but but CC 43963 1029 28 the the DT 43963 1029 29 reason reason NN 43963 1029 30 for for IN 43963 1029 31 using use VBG 43963 1029 32 these these DT 43963 1029 33 smaller small JJR 43963 1029 34 subdivisions subdivision NNS 43963 1029 35 has have VBZ 43963 1029 36 already already RB 43963 1029 37 been be VBN 43963 1029 38 mentioned mention VBN 43963 1029 39 . . . 43963 1030 1 The the DT 43963 1030 2 addition addition NN 43963 1030 3 of of IN 43963 1030 4 the the DT 43963 1030 5 Oligocene Oligocene NNP 43963 1030 6 to to IN 43963 1030 7 the the DT 43963 1030 8 original original JJ 43963 1030 9 divisions division NNS 43963 1030 10 suggested suggest VBN 43963 1030 11 by by IN 43963 1030 12 Lyell Lyell NNP 43963 1030 13 has have VBZ 43963 1030 14 been be VBN 43963 1030 15 found find VBN 43963 1030 16 useful useful JJ 43963 1030 17 , , , 43963 1030 18 and and CC 43963 1030 19 the the DT 43963 1030 20 term term NN 43963 1030 21 will will MD 43963 1030 22 be be VB 43963 1030 23 used use VBN 43963 1030 24 in in IN 43963 1030 25 this this DT 43963 1030 26 work work NN 43963 1030 27 . . . 43963 1031 1 The the DT 43963 1031 2 reasons reason NNS 43963 1031 3 for for IN 43963 1031 4 the the DT 43963 1031 5 adoption adoption NN 43963 1031 6 of of IN 43963 1031 7 the the DT 43963 1031 8 particular particular JJ 43963 1031 9 minor minor JJ 43963 1031 10 subdivisions subdivision NNS 43963 1031 11 ( ( -LRB- 43963 1031 12 series series NN 43963 1031 13 and and CC 43963 1031 14 stages stage NNS 43963 1031 15 ) ) -RRB- 43963 1031 16 in in IN 43963 1031 17 the the DT 43963 1031 18 following following JJ 43963 1031 19 chapters chapter NNS 43963 1031 20 will will MD 43963 1031 21 frequently frequently RB 43963 1031 22 appear appear VB 43963 1031 23 when when WRB 43963 1031 24 the the DT 43963 1031 25 rocks rock NNS 43963 1031 26 of of IN 43963 1031 27 the the DT 43963 1031 28 various various JJ 43963 1031 29 systems system NNS 43963 1031 30 are be VBP 43963 1031 31 described describe VBN 43963 1031 32 , , , 43963 1031 33 and and CC 43963 1031 34 need nee MD 43963 1031 35 not not RB 43963 1031 36 be be VB 43963 1031 37 further further RB 43963 1031 38 alluded allude VBN 43963 1031 39 to to IN 43963 1031 40 in in IN 43963 1031 41 this this DT 43963 1031 42 place place NN 43963 1031 43 . . . 43963 1032 1 Although although IN 43963 1032 2 most most JJS 43963 1032 3 geologists geologist NNS 43963 1032 4 describe describe VBP 43963 1032 5 the the DT 43963 1032 6 stratified stratified JJ 43963 1032 7 rocks rock NNS 43963 1032 8 in in IN 43963 1032 9 ascending ascend VBG 43963 1032 10 sequence sequence NN 43963 1032 11 beginning begin VBG 43963 1032 12 with with IN 43963 1032 13 the the DT 43963 1032 14 oldest old JJS 43963 1032 15 , , , 43963 1032 16 and and CC 43963 1032 17 proceeding proceed VBG 43963 1032 18 towards towards IN 43963 1032 19 the the DT 43963 1032 20 newest new JJS 43963 1032 21 , , , 43963 1032 22 others other NNS 43963 1032 23 , , , 43963 1032 24 and and CC 43963 1032 25 notably notably RB 43963 1032 26 Lyell Lyell NNP 43963 1032 27 , , , 43963 1032 28 adopted adopt VBD 43963 1032 29 the the DT 43963 1032 30 opposite opposite JJ 43963 1032 31 method method NN 43963 1032 32 and and CC 43963 1032 33 commenced commence VBD 43963 1032 34 with with IN 43963 1032 35 an an DT 43963 1032 36 account account NN 43963 1032 37 of of IN 43963 1032 38 the the DT 43963 1032 39 newest new JJS 43963 1032 40 beds bed NNS 43963 1032 41 . . . 43963 1033 1 The the DT 43963 1033 2 argument argument NN 43963 1033 3 generally generally RB 43963 1033 4 used use VBN 43963 1033 5 for for IN 43963 1033 6 the the DT 43963 1033 7 latter latter JJ 43963 1033 8 method method NN 43963 1033 9 is be VBZ 43963 1033 10 that that IN 43963 1033 11 it -PRON- PRP 43963 1033 12 is be VBZ 43963 1033 13 easier easy JJR 43963 1033 14 to to TO 43963 1033 15 work work VB 43963 1033 16 from from IN 43963 1033 17 the the DT 43963 1033 18 study study NN 43963 1033 19 of of IN 43963 1033 20 the the DT 43963 1033 21 known know VBN 43963 1033 22 to to IN 43963 1033 23 that that DT 43963 1033 24 of of IN 43963 1033 25 the the DT 43963 1033 26 less less RBR 43963 1033 27 known known JJ 43963 1033 28 , , , 43963 1033 29 and and CC 43963 1033 30 as as IN 43963 1033 31 the the DT 43963 1033 32 faunas fauna NNS 43963 1033 33 of of IN 43963 1033 34 the the DT 43963 1033 35 newest new JJS 43963 1033 36 rocks rock NNS 43963 1033 37 are be VBP 43963 1033 38 most most RBS 43963 1033 39 like like IN 43963 1033 40 the the DT 43963 1033 41 existing exist VBG 43963 1033 42 faunas fauna NNS 43963 1033 43 , , , 43963 1033 44 the the DT 43963 1033 45 student student NN 43963 1033 46 would would MD 43963 1033 47 more more RBR 43963 1033 48 readily readily RB 43963 1033 49 follow follow VB 43963 1033 50 a a DT 43963 1033 51 description description NN 43963 1033 52 of of IN 43963 1033 53 the the DT 43963 1033 54 rocks rock NNS 43963 1033 55 in in IN 43963 1033 56 the the DT 43963 1033 57 order order NN 43963 1033 58 which which WDT 43963 1033 59 is be VBZ 43963 1033 60 opposite opposite JJ 43963 1033 61 to to IN 43963 1033 62 that that DT 43963 1033 63 in in IN 43963 1033 64 which which WDT 43963 1033 65 they -PRON- PRP 43963 1033 66 were be VBD 43963 1033 67 deposited deposit VBN 43963 1033 68 . . . 43963 1034 1 In in IN 43963 1034 2 practice practice NN 43963 1034 3 , , , 43963 1034 4 the the DT 43963 1034 5 study study NN 43963 1034 6 of of IN 43963 1034 7 the the DT 43963 1034 8 sediments sediment NNS 43963 1034 9 in in IN 43963 1034 10 their -PRON- PRP$ 43963 1034 11 proper proper JJ 43963 1034 12 order order NN 43963 1034 13 , , , 43963 1034 14 that that RB 43963 1034 15 is is RB 43963 1034 16 , , , 43963 1034 17 in in IN 43963 1034 18 the the DT 43963 1034 19 order order NN 43963 1034 20 of of IN 43963 1034 21 deposit deposit NN 43963 1034 22 , , , 43963 1034 23 will will MD 43963 1034 24 not not RB 43963 1034 25 be be VB 43963 1034 26 found find VBN 43963 1034 27 to to IN 43963 1034 28 task task NN 43963 1034 29 the the DT 43963 1034 30 student student NN 43963 1034 31 to to IN 43963 1034 32 any any DT 43963 1034 33 great great JJ 43963 1034 34 extent extent NN 43963 1034 35 , , , 43963 1034 36 especially especially RB 43963 1034 37 if if IN 43963 1034 38 , , , 43963 1034 39 as as IN 43963 1034 40 is be VBZ 43963 1034 41 very very RB 43963 1034 42 desirable desirable JJ 43963 1034 43 , , , 43963 1034 44 he -PRON- PRP 43963 1034 45 has have VBZ 43963 1034 46 studied study VBN 43963 1034 47 the the DT 43963 1034 48 main main JJ 43963 1034 49 facts fact NNS 43963 1034 50 and and CC 43963 1034 51 principles principle NNS 43963 1034 52 of of IN 43963 1034 53 Palæontology palæontology NN 43963 1034 54 before before IN 43963 1034 55 commencing commence VBG 43963 1034 56 the the DT 43963 1034 57 study study NN 43963 1034 58 of of IN 43963 1034 59 the the DT 43963 1034 60 rock rock NN 43963 1034 61 - - HYPH 43963 1034 62 systems system NNS 43963 1034 63 in in IN 43963 1034 64 detail detail NN 43963 1034 65 . . . 43963 1035 1 There there EX 43963 1035 2 is be VBZ 43963 1035 3 one one CD 43963 1035 4 reason reason NN 43963 1035 5 for for IN 43963 1035 6 beginning begin VBG 43963 1035 7 with with IN 43963 1035 8 the the DT 43963 1035 9 study study NN 43963 1035 10 of of IN 43963 1035 11 the the DT 43963 1035 12 older old JJR 43963 1035 13 sediments sediment NNS 43963 1035 14 which which WDT 43963 1035 15 outweighs outweigh VBZ 43963 1035 16 any any DT 43963 1035 17 reasons reason NNS 43963 1035 18 which which WDT 43963 1035 19 can can MD 43963 1035 20 be be VB 43963 1035 21 advanced advance VBN 43963 1035 22 against against IN 43963 1035 23 it -PRON- PRP 43963 1035 24 , , , 43963 1035 25 namely namely RB 43963 1035 26 that that IN 43963 1035 27 the the DT 43963 1035 28 events event NNS 43963 1035 29 of of IN 43963 1035 30 any any DT 43963 1035 31 period period NN 43963 1035 32 produce produce VBP 43963 1035 33 their -PRON- PRP$ 43963 1035 34 effect effect NN 43963 1035 35 not not RB 43963 1035 36 only only RB 43963 1035 37 upon upon IN 43963 1035 38 the the DT 43963 1035 39 strata strata NN 43963 1035 40 of of IN 43963 1035 41 that that DT 43963 1035 42 period period NN 43963 1035 43 , , , 43963 1035 44 but but CC 43963 1035 45 also also RB 43963 1035 46 on on IN 43963 1035 47 those those DT 43963 1035 48 of of IN 43963 1035 49 succeeding succeed VBG 43963 1035 50 periods period NNS 43963 1035 51 . . . 43963 1036 1 The the DT 43963 1036 2 task task NN 43963 1036 3 of of IN 43963 1036 4 the the DT 43963 1036 5 stratigraphical stratigraphical JJ 43963 1036 6 geologist geologist NN 43963 1036 7 is be VBZ 43963 1036 8 really really RB 43963 1036 9 to to TO 43963 1036 10 learn learn VB 43963 1036 11 the the DT 43963 1036 12 evolution evolution NN 43963 1036 13 of of IN 43963 1036 14 the the DT 43963 1036 15 earth earth NN 43963 1036 16 , , , 43963 1036 17 in in IN 43963 1036 18 its -PRON- PRP$ 43963 1036 19 changes change NNS 43963 1036 20 from from IN 43963 1036 21 the the DT 43963 1036 22 simple simple NN 43963 1036 23 to to IN 43963 1036 24 the the DT 43963 1036 25 more more RBR 43963 1036 26 complex complex JJ 43963 1036 27 conditions condition NNS 43963 1036 28 , , , 43963 1036 29 and and CC 43963 1036 30 it -PRON- PRP 43963 1036 31 is be VBZ 43963 1036 32 quite quite RB 43963 1036 33 obvious obvious JJ 43963 1036 34 that that IN 43963 1036 35 it -PRON- PRP 43963 1036 36 is be VBZ 43963 1036 37 unnatural unnatural JJ 43963 1036 38 to to TO 43963 1036 39 attempt attempt VB 43963 1036 40 any any DT 43963 1036 41 study study NN 43963 1036 42 of of IN 43963 1036 43 evolution evolution NN 43963 1036 44 by by IN 43963 1036 45 working work VBG 43963 1036 46 backward backward RB 43963 1036 47 . . . 43963 1037 1 For for IN 43963 1037 2 this this DT 43963 1037 3 reason reason NN 43963 1037 4 the the DT 43963 1037 5 study study NN 43963 1037 6 of of IN 43963 1037 7 the the DT 43963 1037 8 sediments sediment NNS 43963 1037 9 will will MD 43963 1037 10 be be VB 43963 1037 11 here here RB 43963 1037 12 made make VBN 43963 1037 13 in in IN 43963 1037 14 the the DT 43963 1037 15 order order NN 43963 1037 16 which which WDT 43963 1037 17 is be VBZ 43963 1037 18 usually usually RB 43963 1037 19 adopted adopt VBN 43963 1037 20 , , , 43963 1037 21 by by IN 43963 1037 22 passing pass VBG 43963 1037 23 from from IN 43963 1037 24 the the DT 43963 1037 25 older old JJR 43963 1037 26 to to IN 43963 1037 27 the the DT 43963 1037 28 newer new JJR 43963 1037 29 , , , 43963 1037 30 and and CC 43963 1037 31 from from IN 43963 1037 32 the the DT 43963 1037 33 simple simple NN 43963 1037 34 to to IN 43963 1037 35 the the DT 43963 1037 36 more more RBR 43963 1037 37 complex complex JJ 43963 1037 38 . . . 43963 1038 1 The the DT 43963 1038 2 British british JJ 43963 1038 3 strata strata NN 43963 1038 4 will will MD 43963 1038 5 be be VB 43963 1038 6 mainly mainly RB 43963 1038 7 considered consider VBN 43963 1038 8 , , , 43963 1038 9 though though IN 43963 1038 10 references reference NNS 43963 1038 11 will will MD 43963 1038 12 frequently frequently RB 43963 1038 13 be be VB 43963 1038 14 made make VBN 43963 1038 15 to to IN 43963 1038 16 their -PRON- PRP$ 43963 1038 17 foreign foreign JJ 43963 1038 18 equivalents equivalent NNS 43963 1038 19 , , , 43963 1038 20 and and CC 43963 1038 21 a a DT 43963 1038 22 fuller full JJR 43963 1038 23 account account NN 43963 1038 24 of of IN 43963 1038 25 the the DT 43963 1038 26 latter latter JJ 43963 1038 27 will will MD 43963 1038 28 be be VB 43963 1038 29 added add VBN 43963 1038 30 when when WRB 43963 1038 31 the the DT 43963 1038 32 British british JJ 43963 1038 33 strata strata NN 43963 1038 34 are be VBP 43963 1038 35 abnormal abnormal JJ 43963 1038 36 , , , 43963 1038 37 as as IN 43963 1038 38 are be VBP 43963 1038 39 those those DT 43963 1038 40 of of IN 43963 1038 41 Triassic Triassic NNP 43963 1038 42 times time NNS 43963 1038 43 , , , 43963 1038 44 and and CC 43963 1038 45 also also RB 43963 1038 46 when when WRB 43963 1038 47 a a DT 43963 1038 48 period period NN 43963 1038 49 is be VBZ 43963 1038 50 not not RB 43963 1038 51 represented represent VBN 43963 1038 52 amongst amongst IN 43963 1038 53 the the DT 43963 1038 54 strata strata NN 43963 1038 55 of of IN 43963 1038 56 the the DT 43963 1038 57 British British NNP 43963 1038 58 Isles Isles NNPS 43963 1038 59 , , , 43963 1038 60 as as IN 43963 1038 61 for for IN 43963 1038 62 instance instance NN 43963 1038 63 , , , 43963 1038 64 the the DT 43963 1038 65 Permo Permo NNP 43963 1038 66 - - HYPH 43963 1038 67 Carboniferous Carboniferous NNP 43963 1038 68 and and CC 43963 1038 69 Miocene miocene JJ 43963 1038 70 periods period NNS 43963 1038 71 . . . 43963 1039 1 The the DT 43963 1039 2 student student NN 43963 1039 3 is be VBZ 43963 1039 4 recommended recommend VBN 43963 1039 5 to to TO 43963 1039 6 refer refer VB 43963 1039 7 constantly constantly RB 43963 1039 8 to to IN 43963 1039 9 good good JJ 43963 1039 10 geological geological JJ 43963 1039 11 maps map NNS 43963 1039 12 of of IN 43963 1039 13 the the DT 43963 1039 14 British British NNP 43963 1039 15 Isles Isles NNPS 43963 1039 16 , , , 43963 1039 17 of of IN 43963 1039 18 Europe Europe NNP 43963 1039 19 , , , 43963 1039 20 and and CC 43963 1039 21 of of IN 43963 1039 22 the the DT 43963 1039 23 world world NN 43963 1039 24 . . . 43963 1040 1 Of of IN 43963 1040 2 maps map NNS 43963 1040 3 of of IN 43963 1040 4 the the DT 43963 1040 5 British British NNP 43963 1040 6 Isles Isles NNPS 43963 1040 7 , , , 43963 1040 8 mention mention NN 43963 1040 9 may may MD 43963 1040 10 be be VB 43963 1040 11 made make VBN 43963 1040 12 of of IN 43963 1040 13 Sir Sir NNP 43963 1040 14 A. A. NNP 43963 1040 15 Ramsay Ramsay NNP 43963 1040 16 's 's POS 43963 1040 17 geological geological JJ 43963 1040 18 map map NN 43963 1040 19 of of IN 43963 1040 20 England England NNP 43963 1040 21 , , , 43963 1040 22 Sir Sir NNP 43963 1040 23 A. A. NNP 43963 1040 24 Geikie Geikie NNP 43963 1040 25 's 's POS 43963 1040 26 map map NN 43963 1040 27 of of IN 43963 1040 28 Scotland Scotland NNP 43963 1040 29 , , , 43963 1040 30 and and CC 43963 1040 31 his -PRON- PRP$ 43963 1040 32 map map NN 43963 1040 33 of of IN 43963 1040 34 the the DT 43963 1040 35 British British NNP 43963 1040 36 Isles Isles NNPS 43963 1040 37 , , , 43963 1040 38 J. J. NNP 43963 1040 39 G. G. NNP 43963 1040 40 Goodchild Goodchild NNP 43963 1040 41 's 's POS 43963 1040 42 map map NN 43963 1040 43 of of IN 43963 1040 44 England England NNP 43963 1040 45 and and CC 43963 1040 46 Wales Wales NNP 43963 1040 47 , , , 43963 1040 48 a a DT 43963 1040 49 map map NN 43963 1040 50 of of IN 43963 1040 51 Europe Europe NNP 43963 1040 52 by by IN 43963 1040 53 W. W. NNP 43963 1040 54 Topley Topley NNP 43963 1040 55 and and CC 43963 1040 56 one one CD 43963 1040 57 of of IN 43963 1040 58 the the DT 43963 1040 59 world world NN 43963 1040 60 reduced reduce VBN 43963 1040 61 from from IN 43963 1040 62 that that DT 43963 1040 63 by by IN 43963 1040 64 J. J. NNP 43963 1040 65 Marcou Marcou NNP 43963 1040 66 , , , 43963 1040 67 accompanying accompany VBG 43963 1040 68 the the DT 43963 1040 69 first first JJ 43963 1040 70 and and CC 43963 1040 71 second second JJ 43963 1040 72 volumes volume NNS 43963 1040 73 of of IN 43963 1040 74 the the DT 43963 1040 75 late late JJ 43963 1040 76 Sir Sir NNP 43963 1040 77 J. J. NNP 43963 1040 78 Prestwich Prestwich NNP 43963 1040 79 's 's POS 43963 1040 80 _ _ NNP 43963 1040 81 Geology Geology NNP 43963 1040 82 _ _ NNP 43963 1040 83 . . . 43963 1041 1 For for IN 43963 1041 2 special special JJ 43963 1041 3 purposes purpose NNS 43963 1041 4 more more RBR 43963 1041 5 detailed detailed JJ 43963 1041 6 maps map NNS 43963 1041 7 will will MD 43963 1041 8 be be VB 43963 1041 9 studied study VBN 43963 1041 10 , , , 43963 1041 11 including include VBG 43963 1041 12 the the DT 43963 1041 13 one one CD 43963 1041 14 - - HYPH 43963 1041 15 inch inch NN 43963 1041 16 maps map NNS 43963 1041 17 of of IN 43963 1041 18 H. H. NNP 43963 1041 19 M. M. NNP 43963 1041 20 Geological Geological NNP 43963 1041 21 Survey Survey NNP 43963 1041 22 , , , 43963 1041 23 and and CC 43963 1041 24 the the DT 43963 1041 25 index index NN 43963 1041 26 map map NN 43963 1041 27 on on IN 43963 1041 28 a a DT 43963 1041 29 smaller small JJR 43963 1041 30 scale scale NN 43963 1041 31 . . . 43963 1042 1 Lastly lastly RB 43963 1042 2 , , , 43963 1042 3 for for IN 43963 1042 4 an an DT 43963 1042 5 account account NN 43963 1042 6 of of IN 43963 1042 7 British British NNP 43963 1042 8 Geology Geology NNP 43963 1042 9 , , , 43963 1042 10 reference reference NN 43963 1042 11 must must MD 43963 1042 12 be be VB 43963 1042 13 made make VBN 43963 1042 14 to to IN 43963 1042 15 H. H. NNP 43963 1042 16 B. B. NNP 43963 1042 17 Woodward Woodward NNP 43963 1042 18 's 's POS 43963 1042 19 _ _ NNP 43963 1042 20 Geology Geology NNP 43963 1042 21 of of IN 43963 1042 22 England England NNP 43963 1042 23 and and CC 43963 1042 24 Wales Wales NNP 43963 1042 25 _ _ NNP 43963 1042 26 , , , 43963 1042 27 where where WRB 43963 1042 28 the the DT 43963 1042 29 British british JJ 43963 1042 30 formations formation NNS 43963 1042 31 are be VBP 43963 1042 32 described describe VBN 43963 1042 33 in in IN 43963 1042 34 order order NN 43963 1042 35 , , , 43963 1042 36 and and CC 43963 1042 37 to to IN 43963 1042 38 W. W. NNP 43963 1042 39 J. J. NNP 43963 1042 40 Harrison Harrison NNP 43963 1042 41 's 's POS 43963 1042 42 _ _ NNP 43963 1042 43 Geology Geology NNP 43963 1042 44 of of IN 43963 1042 45 the the DT 43963 1042 46 Counties Counties NNPS 43963 1042 47 of of IN 43963 1042 48 England England NNP 43963 1042 49 and and CC 43963 1042 50 Wales Wales NNP 43963 1042 51 _ _ NNP 43963 1042 52 , , , 43963 1042 53 where where WRB 43963 1042 54 the the DT 43963 1042 55 stratigraphical stratigraphical JJ 43963 1042 56 geology geology NN 43963 1042 57 of of IN 43963 1042 58 the the DT 43963 1042 59 country country NN 43963 1042 60 is be VBZ 43963 1042 61 given give VBN 43963 1042 62 under under IN 43963 1042 63 the the DT 43963 1042 64 head head NN 43963 1042 65 of of IN 43963 1042 66 the the DT 43963 1042 67 different different JJ 43963 1042 68 counties county NNS 43963 1042 69 , , , 43963 1042 70 which which WDT 43963 1042 71 are be VBP 43963 1042 72 taken take VBN 43963 1042 73 in in IN 43963 1042 74 alphabetical alphabetical JJ 43963 1042 75 order order NN 43963 1042 76 . . . 43963 1043 1 In in IN 43963 1043 2 concluding conclude VBG 43963 1043 3 this this DT 43963 1043 4 chapter chapter NN 43963 1043 5 , , , 43963 1043 6 it -PRON- PRP 43963 1043 7 is be VBZ 43963 1043 8 hardly hardly RB 43963 1043 9 necessary necessary JJ 43963 1043 10 to to TO 43963 1043 11 say say VB 43963 1043 12 that that IN 43963 1043 13 every every DT 43963 1043 14 opportunity opportunity NN 43963 1043 15 of of IN 43963 1043 16 studying study VBG 43963 1043 17 the the DT 43963 1043 18 characters character NNS 43963 1043 19 of of IN 43963 1043 20 the the DT 43963 1043 21 deposits deposit NNS 43963 1043 22 and and CC 43963 1043 23 their -PRON- PRP$ 43963 1043 24 fossils fossil NNS 43963 1043 25 in in IN 43963 1043 26 the the DT 43963 1043 27 field field NN 43963 1043 28 should should MD 43963 1043 29 be be VB 43963 1043 30 eagerly eagerly RB 43963 1043 31 seized seize VBN 43963 1043 32 , , , 43963 1043 33 and and CC 43963 1043 34 that that IN 43963 1043 35 much much JJ 43963 1043 36 information information NN 43963 1043 37 may may MD 43963 1043 38 be be VB 43963 1043 39 acquired acquire VBN 43963 1043 40 even even RB 43963 1043 41 on on IN 43963 1043 42 a a DT 43963 1043 43 railway railway NN 43963 1043 44 journey journey NN 43963 1043 45 , , , 43963 1043 46 especially especially RB 43963 1043 47 as as IN 43963 1043 48 to to IN 43963 1043 49 the the DT 43963 1043 50 influence influence NN 43963 1043 51 which which WDT 43963 1043 52 the the DT 43963 1043 53 deposits deposit NNS 43963 1043 54 exert exert VBP 43963 1043 55 upon upon IN 43963 1043 56 the the DT 43963 1043 57 scenery scenery NN 43963 1043 58 of of IN 43963 1043 59 a a DT 43963 1043 60 region[47 region[47 NN 43963 1043 61 ] ] -RRB- 43963 1043 62 . . . 43963 1044 1 [ [ -LRB- 43963 1044 2 Footnote Footnote NNP 43963 1044 3 47 47 CD 43963 1044 4 : : : 43963 1044 5 In in IN 43963 1044 6 the the DT 43963 1044 7 first first JJ 43963 1044 8 edition edition NN 43963 1044 9 of of IN 43963 1044 10 H. H. NNP 43963 1044 11 B. B. NNP 43963 1044 12 Woodward Woodward NNP 43963 1044 13 's 's POS 43963 1044 14 _ _ NNP 43963 1044 15 Geology Geology NNP 43963 1044 16 of of IN 43963 1044 17 England England NNP 43963 1044 18 and and CC 43963 1044 19 Wales Wales NNP 43963 1044 20 _ _ NNP 43963 1044 21 , , , 43963 1044 22 an an DT 43963 1044 23 account account NN 43963 1044 24 of of IN 43963 1044 25 the the DT 43963 1044 26 geology geology NN 43963 1044 27 of of IN 43963 1044 28 the the DT 43963 1044 29 main main JJ 43963 1044 30 lines line NNS 43963 1044 31 of of IN 43963 1044 32 English English NNP 43963 1044 33 railways railway NNS 43963 1044 34 is be VBZ 43963 1044 35 given give VBN 43963 1044 36 , , , 43963 1044 37 which which WDT 43963 1044 38 is be VBZ 43963 1044 39 omitted omit VBN 43963 1044 40 in in IN 43963 1044 41 the the DT 43963 1044 42 later later JJ 43963 1044 43 edition edition NN 43963 1044 44 . . . 43963 1045 1 It -PRON- PRP 43963 1045 2 is be VBZ 43963 1045 3 well well RB 43963 1045 4 worth worth JJ 43963 1045 5 consulting consult VBG 43963 1045 6 by by IN 43963 1045 7 those those DT 43963 1045 8 who who WP 43963 1045 9 take take VBP 43963 1045 10 a a DT 43963 1045 11 long long JJ 43963 1045 12 journey journey NN 43963 1045 13 , , , 43963 1045 14 and and CC 43963 1045 15 it -PRON- PRP 43963 1045 16 will will MD 43963 1045 17 be be VB 43963 1045 18 found find VBN 43963 1045 19 useful useful JJ 43963 1045 20 to to TO 43963 1045 21 take take VB 43963 1045 22 a a DT 43963 1045 23 geological geological JJ 43963 1045 24 map map NN 43963 1045 25 with with IN 43963 1045 26 one one CD 43963 1045 27 on on IN 43963 1045 28 the the DT 43963 1045 29 journey journey NN 43963 1045 30 so so IN 43963 1045 31 as as IN 43963 1045 32 to to TO 43963 1045 33 discover discover VB 43963 1045 34 when when WRB 43963 1045 35 one one NN 43963 1045 36 is be VBZ 43963 1045 37 passing pass VBG 43963 1045 38 from from IN 43963 1045 39 one one CD 43963 1045 40 formation formation NN 43963 1045 41 to to IN 43963 1045 42 another another DT 43963 1045 43 . . . 43963 1045 44 ] ] -RRB- 43963 1046 1 CHAPTER CHAPTER NNP 43963 1046 2 XII XII NNP 43963 1046 3 . . . 43963 1047 1 THE the DT 43963 1047 2 PRECAMBRIAN PRECAMBRIAN NNP 43963 1047 3 ROCKS rock NNS 43963 1047 4 . . . 43963 1048 1 Study study NN 43963 1048 2 of of IN 43963 1048 3 a a DT 43963 1048 4 geological geological JJ 43963 1048 5 map map NN 43963 1048 6 of of IN 43963 1048 7 the the DT 43963 1048 8 world world NN 43963 1048 9 will will MD 43963 1048 10 shew shew VB 43963 1048 11 that that IN 43963 1048 12 extensive extensive JJ 43963 1048 13 regions region NNS 43963 1048 14 , , , 43963 1048 15 such such JJ 43963 1048 16 as as IN 43963 1048 17 parts part NNS 43963 1048 18 of of IN 43963 1048 19 Scandinavia Scandinavia NNP 43963 1048 20 , , , 43963 1048 21 many many JJ 43963 1048 22 tracts tract NNS 43963 1048 23 of of IN 43963 1048 24 Central Central NNP 43963 1048 25 Europe Europe NNP 43963 1048 26 , , , 43963 1048 27 a a DT 43963 1048 28 large large JJ 43963 1048 29 area area NN 43963 1048 30 in in IN 43963 1048 31 Canada Canada NNP 43963 1048 32 , , , 43963 1048 33 and and CC 43963 1048 34 a a DT 43963 1048 35 considerable considerable JJ 43963 1048 36 portion portion NN 43963 1048 37 of of IN 43963 1048 38 Brazil Brazil NNP 43963 1048 39 and and CC 43963 1048 40 the the DT 43963 1048 41 adjoining adjoining JJ 43963 1048 42 countries country NNS 43963 1048 43 are be VBP 43963 1048 44 occupied occupy VBN 43963 1048 45 by by IN 43963 1048 46 crystalline crystalline JJ 43963 1048 47 schists schist NNS 43963 1048 48 , , , 43963 1048 49 which which WDT 43963 1048 50 underlie underlie VBP 43963 1048 51 the the DT 43963 1048 52 oldest oldest RBS 43963 1048 53 known know VBN 43963 1048 54 sedimentary sedimentary JJ 43963 1048 55 strata strata NN 43963 1048 56 in in IN 43963 1048 57 those those DT 43963 1048 58 places place NNS 43963 1048 59 . . . 43963 1049 1 These these DT 43963 1049 2 crystalline crystalline JJ 43963 1049 3 schists schist NNS 43963 1049 4 form form VBP 43963 1049 5 the the DT 43963 1049 6 floor floor NN 43963 1049 7 upon upon IN 43963 1049 8 which which WDT 43963 1049 9 the the DT 43963 1049 10 sediments sediment NNS 43963 1049 11 constituting constitute VBG 43963 1049 12 the the DT 43963 1049 13 bulk bulk NN 43963 1049 14 of of IN 43963 1049 15 the the DT 43963 1049 16 geological geological JJ 43963 1049 17 column column NN 43963 1049 18 rest rest NN 43963 1049 19 , , , 43963 1049 20 and and CC 43963 1049 21 it -PRON- PRP 43963 1049 22 is be VBZ 43963 1049 23 necessary necessary JJ 43963 1049 24 that that IN 43963 1049 25 we -PRON- PRP 43963 1049 26 should should MD 43963 1049 27 know know VB 43963 1049 28 something something NN 43963 1049 29 of of IN 43963 1049 30 the the DT 43963 1049 31 character character NN 43963 1049 32 of of IN 43963 1049 33 this this DT 43963 1049 34 floor floor NN 43963 1049 35 . . . 43963 1050 1 Other other JJ 43963 1050 2 rocks rock NNS 43963 1050 3 which which WDT 43963 1050 4 can can MD 43963 1050 5 be be VB 43963 1050 6 definitely definitely RB 43963 1050 7 proved prove VBN 43963 1050 8 to to TO 43963 1050 9 be be VB 43963 1050 10 of of IN 43963 1050 11 Precambrian precambrian JJ 43963 1050 12 age age NN 43963 1050 13 are be VBP 43963 1050 14 often often RB 43963 1050 15 found find VBN 43963 1050 16 associated associate VBN 43963 1050 17 with with IN 43963 1050 18 the the DT 43963 1050 19 crystalline crystalline NN 43963 1050 20 schists schist NNS 43963 1050 21 , , , 43963 1050 22 and and CC 43963 1050 23 these these DT 43963 1050 24 associated associate VBN 43963 1050 25 rocks rock NNS 43963 1050 26 have have VBP 43963 1050 27 often often RB 43963 1050 28 undergone undergo VBN 43963 1050 29 more more RBR 43963 1050 30 or or CC 43963 1050 31 less less RBR 43963 1050 32 alteration alteration NN 43963 1050 33 subsequently subsequently RB 43963 1050 34 to to IN 43963 1050 35 their -PRON- PRP$ 43963 1050 36 formation formation NN 43963 1050 37 . . . 43963 1051 1 The the DT 43963 1051 2 difference difference NN 43963 1051 3 between between IN 43963 1051 4 the the DT 43963 1051 5 coarser coarser NN 43963 1051 6 types type NNS 43963 1051 7 of of IN 43963 1051 8 crystalline crystalline JJ 43963 1051 9 schists schist NNS 43963 1051 10 and and CC 43963 1051 11 these these DT 43963 1051 12 associated associate VBN 43963 1051 13 rocks rock NNS 43963 1051 14 is be VBZ 43963 1051 15 sometimes sometimes RB 43963 1051 16 so so RB 43963 1051 17 marked marked JJ 43963 1051 18 that that IN 43963 1051 19 geologists geologist NNS 43963 1051 20 have have VBP 43963 1051 21 necessarily necessarily RB 43963 1051 22 paid pay VBN 43963 1051 23 attention attention NN 43963 1051 24 to to IN 43963 1051 25 it -PRON- PRP 43963 1051 26 , , , 43963 1051 27 and and CC 43963 1051 28 separated separate VBD 43963 1051 29 the the DT 43963 1051 30 two two CD 43963 1051 31 groups group NNS 43963 1051 32 of of IN 43963 1051 33 rocks rock NNS 43963 1051 34 ; ; : 43963 1051 35 the the DT 43963 1051 36 term term NN 43963 1051 37 Archæan Archæan NNP 43963 1051 38 has have VBZ 43963 1051 39 been be VBN 43963 1051 40 used use VBN 43963 1051 41 by by IN 43963 1051 42 some some DT 43963 1051 43 geologists geologist NNS 43963 1051 44 to to TO 43963 1051 45 include include VB 43963 1051 46 the the DT 43963 1051 47 crystalline crystalline NN 43963 1051 48 schists schist NNS 43963 1051 49 , , , 43963 1051 50 and and CC 43963 1051 51 Eparchæan Eparchæan NNP 43963 1051 52 for for IN 43963 1051 53 the the DT 43963 1051 54 associated associate VBN 43963 1051 55 rocks rock NNS 43963 1051 56 of of IN 43963 1051 57 known know VBN 43963 1051 58 Precambrian precambrian JJ 43963 1051 59 age age NN 43963 1051 60 , , , 43963 1051 61 but but CC 43963 1051 62 though though IN 43963 1051 63 this this DT 43963 1051 64 separation separation NN 43963 1051 65 may may MD 43963 1051 66 sometimes sometimes RB 43963 1051 67 be be VB 43963 1051 68 effected effect VBN 43963 1051 69 , , , 43963 1051 70 there there EX 43963 1051 71 are be VBP 43963 1051 72 cases case NNS 43963 1051 73 when when WRB 43963 1051 74 it -PRON- PRP 43963 1051 75 is be VBZ 43963 1051 76 impossible impossible JJ 43963 1051 77 to to TO 43963 1051 78 draw draw VB 43963 1051 79 any any DT 43963 1051 80 sharp sharp JJ 43963 1051 81 line line NN 43963 1051 82 of of IN 43963 1051 83 demarcation demarcation NN 43963 1051 84 between between IN 43963 1051 85 ' ' `` 43963 1051 86 Archæan Archæan NNP 43963 1051 87 ' ' '' 43963 1051 88 and and CC 43963 1051 89 ' ' `` 43963 1051 90 Eparchæan Eparchæan NNP 43963 1051 91 ' ' '' 43963 1051 92 types type NNS 43963 1051 93 . . . 43963 1052 1 In in IN 43963 1052 2 the the DT 43963 1052 3 present present JJ 43963 1052 4 state state NN 43963 1052 5 of of IN 43963 1052 6 our -PRON- PRP$ 43963 1052 7 knowledge knowledge NN 43963 1052 8 , , , 43963 1052 9 a a DT 43963 1052 10 chronological chronological JJ 43963 1052 11 classification classification NN 43963 1052 12 of of IN 43963 1052 13 the the DT 43963 1052 14 Precambrian precambrian JJ 43963 1052 15 rocks rock NNS 43963 1052 16 when when WRB 43963 1052 17 applied apply VBN 43963 1052 18 to to IN 43963 1052 19 wide wide JJ 43963 1052 20 and and CC 43963 1052 21 distant distant JJ 43963 1052 22 regions region NNS 43963 1052 23 is be VBZ 43963 1052 24 destined destine VBN 43963 1052 25 to to TO 43963 1052 26 break break VB 43963 1052 27 down down RP 43963 1052 28 , , , 43963 1052 29 and and CC 43963 1052 30 it -PRON- PRP 43963 1052 31 will will MD 43963 1052 32 be be VB 43963 1052 33 convenient convenient JJ 43963 1052 34 if if IN 43963 1052 35 we -PRON- PRP 43963 1052 36 consider consider VBP 43963 1052 37 at at IN 43963 1052 38 some some DT 43963 1052 39 length length NN 43963 1052 40 the the DT 43963 1052 41 features feature NNS 43963 1052 42 of of IN 43963 1052 43 the the DT 43963 1052 44 Precambrian precambrian JJ 43963 1052 45 rocks rock NNS 43963 1052 46 of of IN 43963 1052 47 a a DT 43963 1052 48 particular particular JJ 43963 1052 49 region region NN 43963 1052 50 , , , 43963 1052 51 and and CC 43963 1052 52 apply apply VB 43963 1052 53 the the DT 43963 1052 54 knowledge knowledge NN 43963 1052 55 thus thus RB 43963 1052 56 gained gain VBN 43963 1052 57 to to IN 43963 1052 58 a a DT 43963 1052 59 study study NN 43963 1052 60 of of IN 43963 1052 61 Precambrian precambrian JJ 43963 1052 62 rocks rock NNS 43963 1052 63 of of IN 43963 1052 64 other other JJ 43963 1052 65 areas area NNS 43963 1052 66 , , , 43963 1052 67 and and CC 43963 1052 68 to to IN 43963 1052 69 a a DT 43963 1052 70 consideration consideration NN 43963 1052 71 of of IN 43963 1052 72 our -PRON- PRP$ 43963 1052 73 knowledge knowledge NN 43963 1052 74 of of IN 43963 1052 75 the the DT 43963 1052 76 Precambrian precambrian JJ 43963 1052 77 rocks rock NNS 43963 1052 78 as as IN 43963 1052 79 a a DT 43963 1052 80 whole whole NN 43963 1052 81 . . . 43963 1053 1 In in IN 43963 1053 2 doing do VBG 43963 1053 3 so so RB 43963 1053 4 , , , 43963 1053 5 the the DT 43963 1053 6 term term NN 43963 1053 7 ' ' POS 43963 1053 8 crystalline crystalline NN 43963 1053 9 schists schist NNS 43963 1053 10 ' ' '' 43963 1053 11 will will MD 43963 1053 12 be be VB 43963 1053 13 used use VBN 43963 1053 14 somewhat somewhat RB 43963 1053 15 vaguely vaguely RB 43963 1053 16 with with IN 43963 1053 17 reference reference NN 43963 1053 18 to to IN 43963 1053 19 a a DT 43963 1053 20 complex complex NN 43963 1053 21 of of IN 43963 1053 22 schistose schistose NN 43963 1053 23 rocks rock NNS 43963 1053 24 of of IN 43963 1053 25 which which WDT 43963 1053 26 the the DT 43963 1053 27 mode mode NN 43963 1053 28 of of IN 43963 1053 29 origin origin NN 43963 1053 30 can can MD 43963 1053 31 not not RB 43963 1053 32 be be VB 43963 1053 33 fully fully RB 43963 1053 34 determined determine VBN 43963 1053 35 . . . 43963 1054 1 We -PRON- PRP 43963 1054 2 may may MD 43963 1054 3 take take VB 43963 1054 4 our -PRON- PRP$ 43963 1054 5 own own JJ 43963 1054 6 country country NN 43963 1054 7 as as IN 43963 1054 8 a a DT 43963 1054 9 region region NN 43963 1054 10 where where WRB 43963 1054 11 a a DT 43963 1054 12 good good JJ 43963 1054 13 development development NN 43963 1054 14 of of IN 43963 1054 15 the the DT 43963 1054 16 Precambrian precambrian JJ 43963 1054 17 rocks rock NNS 43963 1054 18 occurs occur VBZ 43963 1054 19 . . . 43963 1055 1 A a DT 43963 1055 2 few few JJ 43963 1055 3 explanatory explanatory JJ 43963 1055 4 remarks remark NNS 43963 1055 5 concerning concern VBG 43963 1055 6 the the DT 43963 1055 7 mode mode NN 43963 1055 8 of of IN 43963 1055 9 detection detection NN 43963 1055 10 of of IN 43963 1055 11 Precambrian precambrian JJ 43963 1055 12 rocks rock NNS 43963 1055 13 may may MD 43963 1055 14 not not RB 43963 1055 15 be be VB 43963 1055 16 amiss amiss JJ 43963 1055 17 . . . 43963 1056 1 If if IN 43963 1056 2 any any DT 43963 1056 3 true true JJ 43963 1056 4 organisms organism NNS 43963 1056 5 have have VBP 43963 1056 6 been be VBN 43963 1056 7 hitherto hitherto VBN 43963 1056 8 discovered discover VBN 43963 1056 9 amongst amongst IN 43963 1056 10 the the DT 43963 1056 11 rocks rock NNS 43963 1056 12 formed form VBN 43963 1056 13 before before IN 43963 1056 14 Cambrian cambrian JJ 43963 1056 15 times time NNS 43963 1056 16 they -PRON- PRP 43963 1056 17 are be VBP 43963 1056 18 valueless valueless JJ 43963 1056 19 as as IN 43963 1056 20 a a DT 43963 1056 21 means means NN 43963 1056 22 of of IN 43963 1056 23 correlating correlate VBG 43963 1056 24 rocks rock NNS 43963 1056 25 , , , 43963 1056 26 and and CC 43963 1056 27 accordingly accordingly RB 43963 1056 28 lithological lithological JJ 43963 1056 29 characters character NNS 43963 1056 30 only only RB 43963 1056 31 are be VBP 43963 1056 32 available available JJ 43963 1056 33 in in IN 43963 1056 34 attempting attempt VBG 43963 1056 35 to to TO 43963 1056 36 correlate correlate VB 43963 1056 37 the the DT 43963 1056 38 rocks rock NNS 43963 1056 39 of of IN 43963 1056 40 one one CD 43963 1056 41 area area NN 43963 1056 42 with with IN 43963 1056 43 those those DT 43963 1056 44 of of IN 43963 1056 45 another another DT 43963 1056 46 . . . 43963 1057 1 Those those DT 43963 1057 2 who who WP 43963 1057 3 have have VBP 43963 1057 4 read read VBN 43963 1057 5 the the DT 43963 1057 6 preceding precede VBG 43963 1057 7 chapters chapter NNS 43963 1057 8 will will MD 43963 1057 9 have have VB 43963 1057 10 gathered gather VBN 43963 1057 11 that that IN 43963 1057 12 comparisons comparison NNS 43963 1057 13 founded found VBN 43963 1057 14 on on IN 43963 1057 15 similarity similarity NN 43963 1057 16 of of IN 43963 1057 17 lithological lithological JJ 43963 1057 18 character character NN 43963 1057 19 are be VBP 43963 1057 20 not not RB 43963 1057 21 so so RB 43963 1057 22 valuable valuable JJ 43963 1057 23 as as IN 43963 1057 24 those those DT 43963 1057 25 made make VBN 43963 1057 26 after after IN 43963 1057 27 careful careful JJ 43963 1057 28 scrutiny scrutiny NN 43963 1057 29 of of IN 43963 1057 30 the the DT 43963 1057 31 fossils fossil NNS 43963 1057 32 of of IN 43963 1057 33 strata strata NN 43963 1057 34 , , , 43963 1057 35 but but CC 43963 1057 36 they -PRON- PRP 43963 1057 37 are be VBP 43963 1057 38 by by IN 43963 1057 39 no no DT 43963 1057 40 means means NN 43963 1057 41 valueless valueless NN 43963 1057 42 , , , 43963 1057 43 and and CC 43963 1057 44 when when WRB 43963 1057 45 the the DT 43963 1057 46 rocks rock NNS 43963 1057 47 of of IN 43963 1057 48 two two CD 43963 1057 49 areas area NNS 43963 1057 50 which which WDT 43963 1057 51 are be VBP 43963 1057 52 not not RB 43963 1057 53 far far RB 43963 1057 54 distant distant JJ 43963 1057 55 from from IN 43963 1057 56 one one CD 43963 1057 57 another another DT 43963 1057 58 present present JJ 43963 1057 59 close close JJ 43963 1057 60 lithological lithological JJ 43963 1057 61 resemblances resemblance NNS 43963 1057 62 , , , 43963 1057 63 their -PRON- PRP$ 43963 1057 64 general general JJ 43963 1057 65 contemporaneity contemporaneity NN 43963 1057 66 may may MD 43963 1057 67 be be VB 43963 1057 68 inferred infer VBN 43963 1057 69 with with IN 43963 1057 70 some some DT 43963 1057 71 degree degree NN 43963 1057 72 of of IN 43963 1057 73 certainty certainty NN 43963 1057 74 . . . 43963 1058 1 It -PRON- PRP 43963 1058 2 is be VBZ 43963 1058 3 only only RB 43963 1058 4 when when WRB 43963 1058 5 we -PRON- PRP 43963 1058 6 get get VBP 43963 1058 7 the the DT 43963 1058 8 lowest low JJS 43963 1058 9 Cambrian cambrian JJ 43963 1058 10 strata strata NN 43963 1058 11 overlying overlie VBG 43963 1058 12 earlier early JJR 43963 1058 13 rocks rock NNS 43963 1058 14 that that WDT 43963 1058 15 we -PRON- PRP 43963 1058 16 have have VBP 43963 1058 17 absolute absolute JJ 43963 1058 18 proof proof NN 43963 1058 19 of of IN 43963 1058 20 the the DT 43963 1058 21 Precambrian precambrian JJ 43963 1058 22 age age NN 43963 1058 23 of of IN 43963 1058 24 the the DT 43963 1058 25 latter latter JJ 43963 1058 26 , , , 43963 1058 27 and and CC 43963 1058 28 it -PRON- PRP 43963 1058 29 is be VBZ 43963 1058 30 necessary necessary JJ 43963 1058 31 , , , 43963 1058 32 therefore therefore RB 43963 1058 33 , , , 43963 1058 34 that that IN 43963 1058 35 we -PRON- PRP 43963 1058 36 should should MD 43963 1058 37 have have VB 43963 1058 38 some some DT 43963 1058 39 definite definite JJ 43963 1058 40 lower low JJR 43963 1058 41 limit limit NN 43963 1058 42 to to IN 43963 1058 43 the the DT 43963 1058 44 rocks rock NNS 43963 1058 45 of of IN 43963 1058 46 the the DT 43963 1058 47 Cambrian cambrian JJ 43963 1058 48 system system NN 43963 1058 49 . . . 43963 1059 1 It -PRON- PRP 43963 1059 2 is be VBZ 43963 1059 3 now now RB 43963 1059 4 generally generally RB 43963 1059 5 agreed agree VBN 43963 1059 6 that that IN 43963 1059 7 that that DT 43963 1059 8 limit limit NN 43963 1059 9 shall shall MD 43963 1059 10 be be VB 43963 1059 11 drawn draw VBN 43963 1059 12 at at IN 43963 1059 13 the the DT 43963 1059 14 base base NN 43963 1059 15 of of IN 43963 1059 16 a a DT 43963 1059 17 group group NN 43963 1059 18 of of IN 43963 1059 19 rocks rock NNS 43963 1059 20 containing contain VBG 43963 1059 21 what what WP 43963 1059 22 is be VBZ 43963 1059 23 known know VBN 43963 1059 24 as as IN 43963 1059 25 the the DT 43963 1059 26 _ _ NNP 43963 1059 27 Olenellus_-fauna olenellus_-fauna NN 43963 1059 28 , , , 43963 1059 29 which which WDT 43963 1059 30 will will MD 43963 1059 31 be be VB 43963 1059 32 considered consider VBN 43963 1059 33 at at IN 43963 1059 34 greater great JJR 43963 1059 35 length length NN 43963 1059 36 in in IN 43963 1059 37 the the DT 43963 1059 38 next next JJ 43963 1059 39 chapter chapter NN 43963 1059 40 , , , 43963 1059 41 and and CC 43963 1059 42 it -PRON- PRP 43963 1059 43 will will MD 43963 1059 44 be be VB 43963 1059 45 well well RB 43963 1059 46 , , , 43963 1059 47 if if IN 43963 1059 48 the the DT 43963 1059 49 term term NN 43963 1059 50 Cambrian Cambrian NNP 43963 1059 51 be be VBP 43963 1059 52 not not RB 43963 1059 53 in in IN 43963 1059 54 future future NN 43963 1059 55 applied apply VBN 43963 1059 56 to to IN 43963 1059 57 any any DT 43963 1059 58 rocks rock NNS 43963 1059 59 beneath beneath IN 43963 1059 60 the the DT 43963 1059 61 ones one NNS 43963 1059 62 containing contain VBG 43963 1059 63 the the DT 43963 1059 64 relics relic NNS 43963 1059 65 of of IN 43963 1059 66 this this DT 43963 1059 67 fauna fauna NNS 43963 1059 68 , , , 43963 1059 69 for for IN 43963 1059 70 otherwise otherwise RB 43963 1059 71 there there EX 43963 1059 72 is be VBZ 43963 1059 73 danger danger NN 43963 1059 74 of of IN 43963 1059 75 the the DT 43963 1059 76 indefinite indefinite NNP 43963 1059 77 downward downward JJ 43963 1059 78 extension extension NN 43963 1059 79 of of IN 43963 1059 80 the the DT 43963 1059 81 Cambrian cambrian JJ 43963 1059 82 system system NN 43963 1059 83 . . . 43963 1060 1 We -PRON- PRP 43963 1060 2 need nee MD 43963 1060 3 not not RB 43963 1060 4 be be VB 43963 1060 5 surprised surprised JJ 43963 1060 6 to to TO 43963 1060 7 find find VB 43963 1060 8 great great JJ 43963 1060 9 thicknesses thickness NNS 43963 1060 10 of of IN 43963 1060 11 rock rock NN 43963 1060 12 below below IN 43963 1060 13 the the DT 43963 1060 14 rocks rock NNS 43963 1060 15 containing contain VBG 43963 1060 16 the the DT 43963 1060 17 _ _ NNP 43963 1060 18 Olenellus_-fauna olenellus_-fauna NN 43963 1060 19 , , , 43963 1060 20 and and CC 43963 1060 21 passing pass VBG 43963 1060 22 upwards upwards RB 43963 1060 23 with with IN 43963 1060 24 complete complete JJ 43963 1060 25 conformity conformity NN 43963 1060 26 into into IN 43963 1060 27 those those DT 43963 1060 28 rocks rock NNS 43963 1060 29 ; ; : 43963 1060 30 nevertheless nevertheless RB 43963 1060 31 , , , 43963 1060 32 if if IN 43963 1060 33 it -PRON- PRP 43963 1060 34 can can MD 43963 1060 35 be be VB 43963 1060 36 shewn shew VBN 43963 1060 37 that that IN 43963 1060 38 the the DT 43963 1060 39 _ _ NNP 43963 1060 40 Olenellus_-fauna olenellus_-fauna NN 43963 1060 41 had have VBD 43963 1060 42 not not RB 43963 1060 43 appeared appear VBN 43963 1060 44 during during IN 43963 1060 45 the the DT 43963 1060 46 deposition deposition NN 43963 1060 47 of of IN 43963 1060 48 the the DT 43963 1060 49 underlying underlying JJ 43963 1060 50 group group NN 43963 1060 51 , , , 43963 1060 52 the the DT 43963 1060 53 rocks rock NNS 43963 1060 54 of of IN 43963 1060 55 that that DT 43963 1060 56 group group NN 43963 1060 57 should should MD 43963 1060 58 be be VB 43963 1060 59 termed term VBN 43963 1060 60 Precambrian Precambrian NNP 43963 1060 61 . . . 43963 1061 1 A a DT 43963 1061 2 case case NN 43963 1061 3 of of IN 43963 1061 4 this this DT 43963 1061 5 nature nature NN 43963 1061 6 has have VBZ 43963 1061 7 not not RB 43963 1061 8 yet yet RB 43963 1061 9 been be VBN 43963 1061 10 detected detect VBN 43963 1061 11 in in IN 43963 1061 12 our -PRON- PRP$ 43963 1061 13 area area NN 43963 1061 14 , , , 43963 1061 15 and and CC 43963 1061 16 all all PDT 43963 1061 17 the the DT 43963 1061 18 rocks rock NNS 43963 1061 19 which which WDT 43963 1061 20 have have VBP 43963 1061 21 been be VBN 43963 1061 22 proved prove VBN 43963 1061 23 to to TO 43963 1061 24 be be VB 43963 1061 25 Precambrian precambrian JJ 43963 1061 26 in in IN 43963 1061 27 Britain Britain NNP 43963 1061 28 are be VBP 43963 1061 29 separated separate VBN 43963 1061 30 from from IN 43963 1061 31 the the DT 43963 1061 32 overlying overlie VBG 43963 1061 33 Cambrian cambrian JJ 43963 1061 34 rocks rock NNS 43963 1061 35 by by IN 43963 1061 36 a a DT 43963 1061 37 physical physical JJ 43963 1061 38 break break NN 43963 1061 39 , , , 43963 1061 40 though though IN 43963 1061 41 that that DT 43963 1061 42 break break NN 43963 1061 43 is be VBZ 43963 1061 44 not not RB 43963 1061 45 necessarily necessarily RB 43963 1061 46 very very RB 43963 1061 47 large large JJ 43963 1061 48 , , , 43963 1061 49 and and CC 43963 1061 50 in in IN 43963 1061 51 some some DT 43963 1061 52 districts district NNS 43963 1061 53 is be VBZ 43963 1061 54 probably probably RB 43963 1061 55 of of IN 43963 1061 56 little little JJ 43963 1061 57 importance importance NN 43963 1061 58 . . . 43963 1062 1 Hitherto Hitherto NNP 43963 1062 2 the the DT 43963 1062 3 _ _ NNP 43963 1062 4 Olenellus_-fauna olenellus_-fauna NN 43963 1062 5 has have VBZ 43963 1062 6 been be VBN 43963 1062 7 detected detect VBN 43963 1062 8 in in IN 43963 1062 9 Ross Ross NNP 43963 1062 10 , , , 43963 1062 11 Warwickshire Warwickshire NNP 43963 1062 12 , , , 43963 1062 13 Shropshire Shropshire NNP 43963 1062 14 , , , 43963 1062 15 Worcestershire Worcestershire NNP 43963 1062 16 and and CC 43963 1062 17 probably probably RB 43963 1062 18 in in IN 43963 1062 19 Pembrokeshire Pembrokeshire NNP 43963 1062 20 , , , 43963 1062 21 and and CC 43963 1062 22 the the DT 43963 1062 23 rocks rock NNS 43963 1062 24 underlying underlie VBG 43963 1062 25 the the DT 43963 1062 26 _ _ NNP 43963 1062 27 Olenellus_-beds Olenellus_-beds , 43963 1062 28 in in IN 43963 1062 29 those those DT 43963 1062 30 counties county NNS 43963 1062 31 can can MD 43963 1062 32 be be VB 43963 1062 33 proved prove VBN 43963 1062 34 to to TO 43963 1062 35 be be VB 43963 1062 36 Precambrian Precambrian NNP 43963 1062 37 ( ( -LRB- 43963 1062 38 i.e. i.e. FW 43963 1063 1 if if IN 43963 1063 2 the the DT 43963 1063 3 _ _ NNP 43963 1063 4 Olenellus_-age Olenellus_-age NNP 43963 1063 5 of of IN 43963 1063 6 the the DT 43963 1063 7 Pembrokeshire Pembrokeshire NNP 43963 1063 8 rocks rock NNS 43963 1063 9 be be VB 43963 1063 10 ultimately ultimately RB 43963 1063 11 established establish VBN 43963 1063 12 , , , 43963 1063 13 and and CC 43963 1063 14 the the DT 43963 1063 15 researches research NNS 43963 1063 16 of of IN 43963 1063 17 Dr Dr NNP 43963 1063 18 Hicks Hicks NNP 43963 1063 19 tend tend VB 43963 1063 20 to to TO 43963 1063 21 prove prove VB 43963 1063 22 that that IN 43963 1063 23 it -PRON- PRP 43963 1063 24 will will MD 43963 1063 25 almost almost RB 43963 1063 26 certainly certainly RB 43963 1063 27 be be VB 43963 1063 28 done do VBN 43963 1063 29 ) ) -RRB- 43963 1063 30 . . . 43963 1064 1 It -PRON- PRP 43963 1064 2 will will MD 43963 1064 3 be be VB 43963 1064 4 convenient convenient JJ 43963 1064 5 if if IN 43963 1064 6 we -PRON- PRP 43963 1064 7 take take VBP 43963 1064 8 the the DT 43963 1064 9 instances instance NNS 43963 1064 10 where where WRB 43963 1064 11 the the DT 43963 1064 12 age age NN 43963 1064 13 of of IN 43963 1064 14 the the DT 43963 1064 15 rocks rock NNS 43963 1064 16 can can MD 43963 1064 17 be be VB 43963 1064 18 proved prove VBN 43963 1064 19 with with IN 43963 1064 20 certainty certainty NN 43963 1064 21 or or CC 43963 1064 22 with with IN 43963 1064 23 a a DT 43963 1064 24 considerable considerable JJ 43963 1064 25 degree degree NN 43963 1064 26 of of IN 43963 1064 27 probability probability NN 43963 1064 28 first first RB 43963 1064 29 , , , 43963 1064 30 and and CC 43963 1064 31 then then RB 43963 1064 32 consider consider VB 43963 1064 33 the the DT 43963 1064 34 examples example NNS 43963 1064 35 of of IN 43963 1064 36 rocks rock NNS 43963 1064 37 which which WDT 43963 1064 38 are be VBP 43963 1064 39 found find VBN 43963 1064 40 below below IN 43963 1064 41 Cambrian cambrian JJ 43963 1064 42 strata strata NN 43963 1064 43 , , , 43963 1064 44 though though IN 43963 1064 45 these these DT 43963 1064 46 have have VBP 43963 1064 47 not not RB 43963 1064 48 hitherto hitherto VBN 43963 1064 49 yielded yield VBN 43963 1064 50 the the DT 43963 1064 51 _ _ NNP 43963 1064 52 Olenellus_-fauna olenellus_-fauna NN 43963 1064 53 , , , 43963 1064 54 concluding conclude VBG 43963 1064 55 with with IN 43963 1064 56 a a DT 43963 1064 57 notice notice NN 43963 1064 58 of of IN 43963 1064 59 rocks rock NNS 43963 1064 60 which which WDT 43963 1064 61 have have VBP 43963 1064 62 been be VBN 43963 1064 63 claimed claim VBN 43963 1064 64 to to TO 43963 1064 65 be be VB 43963 1064 66 of of IN 43963 1064 67 Precambrian precambrian JJ 43963 1064 68 age age NN 43963 1064 69 on on IN 43963 1064 70 account account NN 43963 1064 71 of of IN 43963 1064 72 their -PRON- PRP$ 43963 1064 73 lithological lithological JJ 43963 1064 74 characters character NNS 43963 1064 75 , , , 43963 1064 76 though though IN 43963 1064 77 they -PRON- PRP 43963 1064 78 are be VBP 43963 1064 79 not not RB 43963 1064 80 now now RB 43963 1064 81 seen see VBN 43963 1064 82 to to TO 43963 1064 83 be be VB 43963 1064 84 immediately immediately RB 43963 1064 85 succeeded succeed VBN 43963 1064 86 by by IN 43963 1064 87 strata strata NN 43963 1064 88 appertaining appertain VBG 43963 1064 89 to to IN 43963 1064 90 the the DT 43963 1064 91 Cambrian cambrian JJ 43963 1064 92 system system NN 43963 1064 93 . . . 43963 1065 1 Commencing commence VBG 43963 1065 2 with with IN 43963 1065 3 the the DT 43963 1065 4 region region NN 43963 1065 5 where where WRB 43963 1065 6 we -PRON- PRP 43963 1065 7 have have VBP 43963 1065 8 the the DT 43963 1065 9 greatest great JJS 43963 1065 10 development development NN 43963 1065 11 of of IN 43963 1065 12 the the DT 43963 1065 13 known know VBN 43963 1065 14 Precambrian precambrian JJ 43963 1065 15 rocks rock NNS 43963 1065 16 , , , 43963 1065 17 namely namely RB 43963 1065 18 Ross Ross NNP 43963 1065 19 , , , 43963 1065 20 Sutherland Sutherland NNP 43963 1065 21 and and CC 43963 1065 22 the the DT 43963 1065 23 Hebrides Hebrides NNPS 43963 1065 24 , , , 43963 1065 25 we -PRON- PRP 43963 1065 26 may may MD 43963 1065 27 explain explain VB 43963 1065 28 the the DT 43963 1065 29 general general JJ 43963 1065 30 relationship relationship NN 43963 1065 31 of of IN 43963 1065 32 the the DT 43963 1065 33 rocks rock NNS 43963 1065 34 by by IN 43963 1065 35 means mean NNS 43963 1065 36 of of IN 43963 1065 37 a a DT 43963 1065 38 generalised generalise VBN 43963 1065 39 section section NN 43963 1065 40 ( ( -LRB- 43963 1065 41 fig fig NN 43963 1065 42 . . . 43963 1066 1 15 15 CD 43963 1066 2 ) ) -RRB- 43963 1066 3 . . . 43963 1067 1 [ [ -LRB- 43963 1067 2 Illustration illustration NN 43963 1067 3 : : : 43963 1067 4 Fig Fig NNP 43963 1067 5 . . . 43963 1068 1 15 15 CD 43963 1068 2 . . . 43963 1068 3 ] ] -RRB- 43963 1069 1 The the DT 43963 1069 2 lowest low JJS 43963 1069 3 rocks rock NNS 43963 1069 4 _ _ NNP 43963 1069 5 a a DT 43963 1069 6 _ _ NNP 43963 1069 7 are be VBP 43963 1069 8 crystalline crystalline NN 43963 1069 9 schists schist NNS 43963 1069 10 , , , 43963 1069 11 they -PRON- PRP 43963 1069 12 are be VBP 43963 1069 13 succeeded succeed VBN 43963 1069 14 by by IN 43963 1069 15 a a DT 43963 1069 16 set set NN 43963 1069 17 of of IN 43963 1069 18 arenaceous arenaceous JJ 43963 1069 19 rocks rock NNS 43963 1069 20 _ _ NNP 43963 1069 21 b b NNP 43963 1069 22 _ _ NNP 43963 1069 23 known know VBN 43963 1069 24 as as IN 43963 1069 25 the the DT 43963 1069 26 Torridonian Torridonian NNP 43963 1069 27 beds bed NNS 43963 1069 28 , , , 43963 1069 29 which which WDT 43963 1069 30 rest rest VBP 43963 1069 31 unconformably unconformably RB 43963 1069 32 upon upon IN 43963 1069 33 the the DT 43963 1069 34 upturned upturned JJ 43963 1069 35 edges edge NNS 43963 1069 36 of of IN 43963 1069 37 the the DT 43963 1069 38 crystalline crystalline NN 43963 1069 39 schists schist NNS 43963 1069 40 , , , 43963 1069 41 whilst whilst IN 43963 1069 42 the the DT 43963 1069 43 Cambrian cambrian JJ 43963 1069 44 rocks rock NNS 43963 1069 45 , , , 43963 1069 46 _ _ NNP 43963 1069 47 c c NNP 43963 1069 48 _ _ NNP 43963 1069 49 , , , 43963 1069 50 rest rest NN 43963 1069 51 with with IN 43963 1069 52 another another DT 43963 1069 53 unconformity unconformity NN 43963 1069 54 sometimes sometimes RB 43963 1069 55 upon upon IN 43963 1069 56 the the DT 43963 1069 57 partly partly RB 43963 1069 58 denuded denude VBN 43963 1069 59 Torridonian Torridonian NNP 43963 1069 60 beds bed NNS 43963 1069 61 , , , 43963 1069 62 or or CC 43963 1069 63 where where WRB 43963 1069 64 the the DT 43963 1069 65 latter latter JJ 43963 1069 66 have have VBP 43963 1069 67 been be VBN 43963 1069 68 completely completely RB 43963 1069 69 removed remove VBN 43963 1069 70 , , , 43963 1069 71 as as IN 43963 1069 72 on on IN 43963 1069 73 the the DT 43963 1069 74 right right JJ 43963 1069 75 side side NN 43963 1069 76 of of IN 43963 1069 77 the the DT 43963 1069 78 figure figure NN 43963 1069 79 , , , 43963 1069 80 directly directly RB 43963 1069 81 upon upon IN 43963 1069 82 the the DT 43963 1069 83 crystalline crystalline NN 43963 1069 84 schists schist NNS 43963 1069 85 , , , 43963 1069 86 thus thus RB 43963 1069 87 presenting present VBG 43963 1069 88 an an DT 43963 1069 89 example example NN 43963 1069 90 of of IN 43963 1069 91 unconformable unconformable JJ 43963 1069 92 overlap overlap NN 43963 1069 93 . . . 43963 1070 1 The the DT 43963 1070 2 occurrence occurrence NN 43963 1070 3 of of IN 43963 1070 4 the the DT 43963 1070 5 _ _ NNP 43963 1070 6 Olenellus_-fauna olenellus_-fauna NN 43963 1070 7 in in IN 43963 1070 8 the the DT 43963 1070 9 basement basement NN 43963 1070 10 beds bed NNS 43963 1070 11 of of IN 43963 1070 12 the the DT 43963 1070 13 Cambrian cambrian JJ 43963 1070 14 system system NN 43963 1070 15 near near IN 43963 1070 16 Loch Loch NNP 43963 1070 17 Maree Maree NNP 43963 1070 18 , , , 43963 1070 19 proves prove VBZ 43963 1070 20 the the DT 43963 1070 21 Precambrian precambrian JJ 43963 1070 22 age age NN 43963 1070 23 of of IN 43963 1070 24 the the DT 43963 1070 25 Torridonian Torridonian NNP 43963 1070 26 strata strata NN 43963 1070 27 , , , 43963 1070 28 whilst whilst IN 43963 1070 29 the the DT 43963 1070 30 unconformable unconformable JJ 43963 1070 31 junction junction NN 43963 1070 32 between between IN 43963 1070 33 the the DT 43963 1070 34 latter latter JJ 43963 1070 35 and and CC 43963 1070 36 the the DT 43963 1070 37 crystalline crystalline NN 43963 1070 38 schists schist NNS 43963 1070 39 indicates indicate VBZ 43963 1070 40 that that IN 43963 1070 41 we -PRON- PRP 43963 1070 42 are be VBP 43963 1070 43 here here RB 43963 1070 44 dealing deal VBG 43963 1070 45 with with IN 43963 1070 46 two two CD 43963 1070 47 distinct distinct JJ 43963 1070 48 sets set NNS 43963 1070 49 of of IN 43963 1070 50 Precambrian precambrian JJ 43963 1070 51 rocks rock NNS 43963 1070 52 , , , 43963 1070 53 one one CD 43963 1070 54 of of IN 43963 1070 55 Eparchæan Eparchæan NNP 43963 1070 56 and and CC 43963 1070 57 the the DT 43963 1070 58 other other JJ 43963 1070 59 of of IN 43963 1070 60 Archæan Archæan NNP 43963 1070 61 type type NN 43963 1070 62 . . . 43963 1071 1 The the DT 43963 1071 2 crystalline crystalline JJ 43963 1071 3 schists schist NNS 43963 1071 4 consist consist VBP 43963 1071 5 of of IN 43963 1071 6 rocks rock NNS 43963 1071 7 of of IN 43963 1071 8 very very RB 43963 1071 9 varied varied JJ 43963 1071 10 lithological lithological JJ 43963 1071 11 characters character NNS 43963 1071 12 , , , 43963 1071 13 some some DT 43963 1071 14 with with IN 43963 1071 15 gneissose gneissose JJ 43963 1071 16 , , , 43963 1071 17 and and CC 43963 1071 18 others other NNS 43963 1071 19 with with IN 43963 1071 20 schistose schistose NN 43963 1071 21 structure structure NN 43963 1071 22 , , , 43963 1071 23 and and CC 43963 1071 24 they -PRON- PRP 43963 1071 25 vary vary VBP 43963 1071 26 in in IN 43963 1071 27 degree degree NN 43963 1071 28 of of IN 43963 1071 29 acidity acidity NN 43963 1071 30 from from IN 43963 1071 31 ultrabasic ultrabasic JJ 43963 1071 32 rocks rock NNS 43963 1071 33 to to IN 43963 1071 34 those those DT 43963 1071 35 of of IN 43963 1071 36 acid acid JJ 43963 1071 37 composition composition NN 43963 1071 38 . . . 43963 1072 1 Most Most JJS 43963 1072 2 of of IN 43963 1072 3 them -PRON- PRP 43963 1072 4 exhibit exhibit VBP 43963 1072 5 parallel parallel JJ 43963 1072 6 structures structure NNS 43963 1072 7 , , , 43963 1072 8 which which WDT 43963 1072 9 in in IN 43963 1072 10 many many JJ 43963 1072 11 cases case NNS 43963 1072 12 can can MD 43963 1072 13 be be VB 43963 1072 14 shewn shew VBN 43963 1072 15 to to TO 43963 1072 16 have have VB 43963 1072 17 been be VBN 43963 1072 18 impressed impress VBN 43963 1072 19 on on IN 43963 1072 20 the the DT 43963 1072 21 rocks rock NNS 43963 1072 22 subsequently subsequently RB 43963 1072 23 to to IN 43963 1072 24 their -PRON- PRP$ 43963 1072 25 consolidation consolidation NN 43963 1072 26 , , , 43963 1072 27 though though IN 43963 1072 28 this this DT 43963 1072 29 need need NN 43963 1072 30 not not RB 43963 1072 31 have have VB 43963 1072 32 occurred occur VBN 43963 1072 33 and and CC 43963 1072 34 probably probably RB 43963 1072 35 did do VBD 43963 1072 36 not not RB 43963 1072 37 occur occur VB 43963 1072 38 with with IN 43963 1072 39 some some DT 43963 1072 40 of of IN 43963 1072 41 them -PRON- PRP 43963 1072 42 , , , 43963 1072 43 especially especially RB 43963 1072 44 the the DT 43963 1072 45 granitoid granitoid NN 43963 1072 46 gneisses gneiss NNS 43963 1072 47 . . . 43963 1073 1 The the DT 43963 1073 2 researches research NNS 43963 1073 3 of of IN 43963 1073 4 the the DT 43963 1073 5 members member NNS 43963 1073 6 of of IN 43963 1073 7 H. H. NNP 43963 1073 8 M. M. NNP 43963 1073 9 Geological Geological NNP 43963 1073 10 Survey Survey NNP 43963 1073 11 have have VBP 43963 1073 12 shewn shew VBN 43963 1073 13 that that IN 43963 1073 14 many many JJ 43963 1073 15 of of IN 43963 1073 16 these these DT 43963 1073 17 rocks rock NNS 43963 1073 18 were be VBD 43963 1073 19 originally originally RB 43963 1073 20 intrusive intrusive JJ 43963 1073 21 igneous igneous JJ 43963 1073 22 rocks rock NNS 43963 1073 23 , , , 43963 1073 24 though though IN 43963 1073 25 it -PRON- PRP 43963 1073 26 is be VBZ 43963 1073 27 not not RB 43963 1073 28 yet yet RB 43963 1073 29 known know VBN 43963 1073 30 into into IN 43963 1073 31 what what WP 43963 1073 32 rocks rock NNS 43963 1073 33 those those DT 43963 1073 34 which which WDT 43963 1073 35 were be VBD 43963 1073 36 first first RB 43963 1073 37 consolidated consolidate VBN 43963 1073 38 were be VBD 43963 1073 39 injected inject VBN 43963 1073 40 , , , 43963 1073 41 and and CC 43963 1073 42 the the DT 43963 1073 43 origin origin NN 43963 1073 44 of of IN 43963 1073 45 the the DT 43963 1073 46 bulk bulk NN 43963 1073 47 of of IN 43963 1073 48 the the DT 43963 1073 49 schists schist NNS 43963 1073 50 still still RB 43963 1073 51 remains remain VBZ 43963 1073 52 to to TO 43963 1073 53 be be VB 43963 1073 54 elucidated elucidate VBN 43963 1073 55 . . . 43963 1074 1 Subsequently subsequently RB 43963 1074 2 to to IN 43963 1074 3 their -PRON- PRP$ 43963 1074 4 consolidation consolidation NN 43963 1074 5 and and CC 43963 1074 6 before before IN 43963 1074 7 the the DT 43963 1074 8 deposition deposition NN 43963 1074 9 of of IN 43963 1074 10 the the DT 43963 1074 11 earliest early JJS 43963 1074 12 Torridonian Torridonian NNP 43963 1074 13 rocks rock NNS 43963 1074 14 they -PRON- PRP 43963 1074 15 were be VBD 43963 1074 16 subjected subject VBN 43963 1074 17 to to IN 43963 1074 18 more more JJR 43963 1074 19 than than IN 43963 1074 20 one one CD 43963 1074 21 set set NN 43963 1074 22 of of IN 43963 1074 23 earth earth NN 43963 1074 24 - - HYPH 43963 1074 25 movements movement NNS 43963 1074 26 , , , 43963 1074 27 which which WDT 43963 1074 28 folded fold VBD 43963 1074 29 them -PRON- PRP 43963 1074 30 and and CC 43963 1074 31 impressed impress VBD 43963 1074 32 a a DT 43963 1074 33 series series NN 43963 1074 34 of of IN 43963 1074 35 parallel parallel JJ 43963 1074 36 structures structure NNS 43963 1074 37 upon upon IN 43963 1074 38 many many JJ 43963 1074 39 of of IN 43963 1074 40 them -PRON- PRP 43963 1074 41 ; ; : 43963 1074 42 and and CC 43963 1074 43 accordingly accordingly RB 43963 1074 44 we -PRON- PRP 43963 1074 45 find find VBP 43963 1074 46 that that IN 43963 1074 47 the the DT 43963 1074 48 pebbles pebble NNS 43963 1074 49 of of IN 43963 1074 50 the the DT 43963 1074 51 crystalline crystalline JJ 43963 1074 52 schists schist NNS 43963 1074 53 which which WDT 43963 1074 54 are be VBP 43963 1074 55 found find VBN 43963 1074 56 amongst amongst IN 43963 1074 57 the the DT 43963 1074 58 basal basal NN 43963 1074 59 conglomerates conglomerate NNS 43963 1074 60 of of IN 43963 1074 61 the the DT 43963 1074 62 Torridonian Torridonian NNP 43963 1074 63 rocks rock NNS 43963 1074 64 consist consist VBP 43963 1074 65 of of IN 43963 1074 66 fragments fragment NNS 43963 1074 67 which which WDT 43963 1074 68 had have VBD 43963 1074 69 undergone undergo VBN 43963 1074 70 the the DT 43963 1074 71 alteration alteration NN 43963 1074 72 caused cause VBN 43963 1074 73 by by IN 43963 1074 74 these these DT 43963 1074 75 earth earth NN 43963 1074 76 - - HYPH 43963 1074 77 movements movement NNS 43963 1074 78 before before IN 43963 1074 79 they -PRON- PRP 43963 1074 80 were be VBD 43963 1074 81 denuded denude VBN 43963 1074 82 from from IN 43963 1074 83 their -PRON- PRP$ 43963 1074 84 parent parent NN 43963 1074 85 - - HYPH 43963 1074 86 rocks[48 rocks[48 NN 43963 1074 87 ] ] -RRB- 43963 1074 88 . . . 43963 1075 1 [ [ -LRB- 43963 1075 2 Footnote Footnote NNP 43963 1075 3 48 48 CD 43963 1075 4 : : : 43963 1075 5 For for IN 43963 1075 6 an an DT 43963 1075 7 account account NN 43963 1075 8 of of IN 43963 1075 9 these these DT 43963 1075 10 rocks rock NNS 43963 1075 11 , , , 43963 1075 12 their -PRON- PRP$ 43963 1075 13 characters character NNS 43963 1075 14 , , , 43963 1075 15 and and CC 43963 1075 16 the the DT 43963 1075 17 effects effect NNS 43963 1075 18 of of IN 43963 1075 19 earth earth NN 43963 1075 20 movement movement NN 43963 1075 21 upon upon IN 43963 1075 22 them -PRON- PRP 43963 1075 23 , , , 43963 1075 24 the the DT 43963 1075 25 reader reader NN 43963 1075 26 should should MD 43963 1075 27 consult consult VB 43963 1075 28 a a DT 43963 1075 29 " " `` 43963 1075 30 Report report NN 43963 1075 31 on on IN 43963 1075 32 the the DT 43963 1075 33 Recent Recent NNP 43963 1075 34 Work work NN 43963 1075 35 of of IN 43963 1075 36 the the DT 43963 1075 37 Geological Geological NNP 43963 1075 38 Survey Survey NNP 43963 1075 39 in in IN 43963 1075 40 the the DT 43963 1075 41 North North NNP 43963 1075 42 - - HYPH 43963 1075 43 West West NNP 43963 1075 44 Highlands Highlands NNPS 43963 1075 45 of of IN 43963 1075 46 Scotland Scotland NNP 43963 1075 47 " " '' 43963 1075 48 : : : 43963 1075 49 _ _ NNP 43963 1075 50 Quart Quart NNP 43963 1075 51 . . . 43963 1076 1 Journ Journ NNP 43963 1076 2 . . . 43963 1077 1 Geol Geol NNP 43963 1077 2 . . . 43963 1078 1 Soc Soc NNP 43963 1078 2 . . . 43963 1078 3 _ _ NNP 43963 1078 4 , , , 43963 1078 5 vol vol NNP 43963 1078 6 . . . 43963 1079 1 XLIV XLIV NNP 43963 1079 2 . . . 43963 1080 1 p. p. NN 43963 1081 1 378 378 CD 43963 1081 2 . . . 43963 1081 3 ] ] -RRB- 43963 1082 1 The the DT 43963 1082 2 Torridonian Torridonian NNP 43963 1082 3 system system NN 43963 1082 4 is be VBZ 43963 1082 5 composed compose VBN 43963 1082 6 of of IN 43963 1082 7 rocks rock NNS 43963 1082 8 which which WDT 43963 1082 9 are be VBP 43963 1082 10 largely largely RB 43963 1082 11 of of IN 43963 1082 12 arenaceous arenaceous JJ 43963 1082 13 character character NN 43963 1082 14 , , , 43963 1082 15 the the DT 43963 1082 16 most most RBS 43963 1082 17 prominent prominent JJ 43963 1082 18 beds bed NNS 43963 1082 19 being be VBG 43963 1082 20 formed form VBN 43963 1082 21 of of IN 43963 1082 22 red red JJ 43963 1082 23 sandstones sandstone NNS 43963 1082 24 , , , 43963 1082 25 and and CC 43963 1082 26 the the DT 43963 1082 27 bulk bulk NN 43963 1082 28 of of IN 43963 1082 29 the the DT 43963 1082 30 fragments fragment NNS 43963 1082 31 in in IN 43963 1082 32 them -PRON- PRP 43963 1082 33 have have VBP 43963 1082 34 clearly clearly RB 43963 1082 35 been be VBN 43963 1082 36 derived derive VBN 43963 1082 37 by by IN 43963 1082 38 denudation denudation NN 43963 1082 39 from from IN 43963 1082 40 the the DT 43963 1082 41 crystalline crystalline NN 43963 1082 42 schists schist NNS 43963 1082 43 , , , 43963 1082 44 many many JJ 43963 1082 45 of of IN 43963 1082 46 the the DT 43963 1082 47 beds bed NNS 43963 1082 48 being be VBG 43963 1082 49 composed compose VBN 43963 1082 50 of of IN 43963 1082 51 arkose arkose NN 43963 1082 52 , , , 43963 1082 53 where where WRB 43963 1082 54 the the DT 43963 1082 55 quartz quartz NN 43963 1082 56 is be VBZ 43963 1082 57 mixed mix VBN 43963 1082 58 with with IN 43963 1082 59 a a DT 43963 1082 60 large large JJ 43963 1082 61 proportion proportion NN 43963 1082 62 of of IN 43963 1082 63 felspar felspar NNS 43963 1082 64 and and CC 43963 1082 65 often often RB 43963 1082 66 of of IN 43963 1082 67 ferro ferro NNP 43963 1082 68 - - HYPH 43963 1082 69 magnesian magnesian JJ 43963 1082 70 minerals mineral NNS 43963 1082 71 . . . 43963 1083 1 The the DT 43963 1083 2 deposits deposit NNS 43963 1083 3 are be VBP 43963 1083 4 clearly clearly RB 43963 1083 5 sedimentary sedimentary JJ 43963 1083 6 , , , 43963 1083 7 and and CC 43963 1083 8 are be VBP 43963 1083 9 as as RB 43963 1083 10 little little JJ 43963 1083 11 altered altered JJ 43963 1083 12 as as IN 43963 1083 13 many many JJ 43963 1083 14 strata strata NN 43963 1083 15 of of IN 43963 1083 16 much much RB 43963 1083 17 more more RBR 43963 1083 18 recent recent JJ 43963 1083 19 origin origin NN 43963 1083 20 , , , 43963 1083 21 only only RB 43963 1083 22 possessing possess VBG 43963 1083 23 structures structure NNS 43963 1083 24 produced produce VBN 43963 1083 25 by by IN 43963 1083 26 metamorphic metamorphic JJ 43963 1083 27 action action NN 43963 1083 28 under under IN 43963 1083 29 exceptional exceptional JJ 43963 1083 30 circumstances circumstance NNS 43963 1083 31 . . . 43963 1084 1 The the DT 43963 1084 2 detailed detailed JJ 43963 1084 3 researches research NNS 43963 1084 4 of of IN 43963 1084 5 the the DT 43963 1084 6 geological geological JJ 43963 1084 7 surveyors surveyor NNS 43963 1084 8 prove prove VBP 43963 1084 9 that that IN 43963 1084 10 the the DT 43963 1084 11 rocks rock NNS 43963 1084 12 of of IN 43963 1084 13 this this DT 43963 1084 14 system system NN 43963 1084 15 have have VBP 43963 1084 16 a a DT 43963 1084 17 much much RB 43963 1084 18 greater great JJR 43963 1084 19 thickness thickness NN 43963 1084 20 and and CC 43963 1084 21 are be VBP 43963 1084 22 of of IN 43963 1084 23 more more RBR 43963 1084 24 varied varied JJ 43963 1084 25 lithological lithological JJ 43963 1084 26 characters character NNS 43963 1084 27 than than IN 43963 1084 28 was be VBD 43963 1084 29 previously previously RB 43963 1084 30 supposed suppose VBN 43963 1084 31 . . . 43963 1085 1 The the DT 43963 1085 2 total total JJ 43963 1085 3 thickness thickness NN 43963 1085 4 of of IN 43963 1085 5 the the DT 43963 1085 6 strata strata NN 43963 1085 7 is be VBZ 43963 1085 8 over over IN 43963 1085 9 10,000 10,000 CD 43963 1085 10 feet foot NNS 43963 1085 11 , , , 43963 1085 12 and and CC 43963 1085 13 the the DT 43963 1085 14 sandstones sandstone NNS 43963 1085 15 are be VBP 43963 1085 16 associated associate VBN 43963 1085 17 with with IN 43963 1085 18 deposits deposit NNS 43963 1085 19 of of IN 43963 1085 20 a a DT 43963 1085 21 muddy muddy JJ 43963 1085 22 character character NN 43963 1085 23 , , , 43963 1085 24 and and CC 43963 1085 25 with with IN 43963 1085 26 occasional occasional JJ 43963 1085 27 bands band NNS 43963 1085 28 of of IN 43963 1085 29 limestone limestone NN 43963 1085 30 ; ; : 43963 1085 31 in in IN 43963 1085 32 these these DT 43963 1085 33 circumstances circumstance NNS 43963 1085 34 the the DT 43963 1085 35 discovery discovery NN 43963 1085 36 of of IN 43963 1085 37 fossils fossil NNS 43963 1085 38 would would MD 43963 1085 39 excite excite VB 43963 1085 40 no no DT 43963 1085 41 surprise surprise NN 43963 1085 42 , , , 43963 1085 43 and and CC 43963 1085 44 in in IN 43963 1085 45 1891 1891 CD 43963 1085 46 Sir Sir NNP 43963 1085 47 A. A. NNP 43963 1085 48 Geikie Geikie NNP 43963 1085 49 announced announce VBD 43963 1085 50 the the DT 43963 1085 51 detection detection NN 43963 1085 52 of of IN 43963 1085 53 " " `` 43963 1085 54 traces trace NNS 43963 1085 55 of of IN 43963 1085 56 annelids annelid NNS 43963 1085 57 and and CC 43963 1085 58 some some DT 43963 1085 59 more more RBR 43963 1085 60 obscure obscure JJ 43963 1085 61 remains remain NNS 43963 1085 62 of of IN 43963 1085 63 other other JJ 43963 1085 64 organisms organism NNS 43963 1085 65 in in IN 43963 1085 66 these these DT 43963 1085 67 strata strata NN 43963 1085 68 , , , 43963 1085 69 " " '' 43963 1085 70 which which WDT 43963 1085 71 have have VBP 43963 1085 72 not not RB 43963 1085 73 yet yet RB 43963 1085 74 been be VBN 43963 1085 75 described[49 described[49 NNP 43963 1085 76 ] ] -RRB- 43963 1085 77 . . . 43963 1086 1 These these DT 43963 1086 2 Torridonian Torridonian NNP 43963 1086 3 strata strata NN 43963 1086 4 furnish furnish VBP 43963 1086 5 us -PRON- PRP 43963 1086 6 with with IN 43963 1086 7 the the DT 43963 1086 8 most most RBS 43963 1086 9 satisfactory satisfactory JJ 43963 1086 10 group group NN 43963 1086 11 of of IN 43963 1086 12 Precambrian Precambrian NNP 43963 1086 13 sediments sediment NNS 43963 1086 14 yet yet RB 43963 1086 15 detected detect VBN 43963 1086 16 in in IN 43963 1086 17 Britain[50 britain[50 ADD 43963 1086 18 ] ] -RRB- 43963 1086 19 . . . 43963 1087 1 [ [ -LRB- 43963 1087 2 Footnote Footnote NNP 43963 1087 3 49 49 CD 43963 1087 4 : : : 43963 1087 5 An an DT 43963 1087 6 account account NN 43963 1087 7 of of IN 43963 1087 8 the the DT 43963 1087 9 subdivisions subdivision NNS 43963 1087 10 and and CC 43963 1087 11 lithological lithological JJ 43963 1087 12 characters character NNS 43963 1087 13 of of IN 43963 1087 14 the the DT 43963 1087 15 rocks rock NNS 43963 1087 16 of of IN 43963 1087 17 the the DT 43963 1087 18 Torridonian Torridonian NNP 43963 1087 19 System System NNP 43963 1087 20 will will MD 43963 1087 21 be be VB 43963 1087 22 found find VBN 43963 1087 23 in in IN 43963 1087 24 the the DT 43963 1087 25 _ _ NNP 43963 1087 26 Annual Annual NNP 43963 1087 27 Report Report NNP 43963 1087 28 of of IN 43963 1087 29 the the DT 43963 1087 30 Geological Geological NNP 43963 1087 31 Survey Survey NNP 43963 1087 32 of of IN 43963 1087 33 the the DT 43963 1087 34 United United NNP 43963 1087 35 Kingdom Kingdom NNP 43963 1087 36 _ _ NNP 43963 1087 37 for for IN 43963 1087 38 1893 1893 CD 43963 1087 39 . . . 43963 1087 40 ] ] -RRB- 43963 1088 1 [ [ -LRB- 43963 1088 2 Footnote footnote NN 43963 1088 3 50 50 CD 43963 1088 4 : : : 43963 1088 5 It -PRON- PRP 43963 1088 6 has have VBZ 43963 1088 7 been be VBN 43963 1088 8 recently recently RB 43963 1088 9 maintained maintain VBN 43963 1088 10 that that IN 43963 1088 11 some some DT 43963 1088 12 of of IN 43963 1088 13 the the DT 43963 1088 14 Torridonian Torridonian NNP 43963 1088 15 rocks rock NNS 43963 1088 16 are be VBP 43963 1088 17 of of IN 43963 1088 18 Æolian æolian JJ 43963 1088 19 origin origin NN 43963 1088 20 . . . 43963 1088 21 ] ] -RRB- 43963 1089 1 In in IN 43963 1089 2 the the DT 43963 1089 3 south south JJ 43963 1089 4 - - HYPH 43963 1089 5 east east JJ 43963 1089 6 Highlands Highlands NNPS 43963 1089 7 is be VBZ 43963 1089 8 a a DT 43963 1089 9 great great JJ 43963 1089 10 mass mass NN 43963 1089 11 of of IN 43963 1089 12 crystalline crystalline JJ 43963 1089 13 schists schist NNS 43963 1089 14 of of IN 43963 1089 15 a a DT 43963 1089 16 less less RBR 43963 1089 17 gneissose gneissose JJ 43963 1089 18 character character NN 43963 1089 19 than than IN 43963 1089 20 that that DT 43963 1089 21 of of IN 43963 1089 22 the the DT 43963 1089 23 north north NN 43963 1089 24 - - HYPH 43963 1089 25 west west NN 43963 1089 26 , , , 43963 1089 27 to to IN 43963 1089 28 which which WDT 43963 1089 29 Sir Sir NNP 43963 1089 30 A. A. NNP 43963 1089 31 Geikie Geikie NNP 43963 1089 32 has have VBZ 43963 1089 33 applied apply VBN 43963 1089 34 the the DT 43963 1089 35 name name NN 43963 1089 36 Dalradian Dalradian NNP 43963 1089 37 . . . 43963 1090 1 Many many JJ 43963 1090 2 of of IN 43963 1090 3 these these DT 43963 1090 4 schists schist NNS 43963 1090 5 will will MD 43963 1090 6 be be VB 43963 1090 7 found find VBN 43963 1090 8 by by IN 43963 1090 9 examination examination NN 43963 1090 10 of of IN 43963 1090 11 the the DT 43963 1090 12 geological geological JJ 43963 1090 13 map map NN 43963 1090 14 of of IN 43963 1090 15 Scotland Scotland NNP 43963 1090 16 to to TO 43963 1090 17 be be VB 43963 1090 18 separable separable JJ 43963 1090 19 into into IN 43963 1090 20 divisions division NNS 43963 1090 21 , , , 43963 1090 22 which which WDT 43963 1090 23 by by IN 43963 1090 24 means mean NNS 43963 1090 25 of of IN 43963 1090 26 their -PRON- PRP$ 43963 1090 27 lithological lithological JJ 43963 1090 28 characters character NNS 43963 1090 29 can can MD 43963 1090 30 be be VB 43963 1090 31 traced trace VBN 43963 1090 32 long long JJ 43963 1090 33 distances distance NNS 43963 1090 34 across across IN 43963 1090 35 the the DT 43963 1090 36 country country NN 43963 1090 37 , , , 43963 1090 38 and and CC 43963 1090 39 they -PRON- PRP 43963 1090 40 present present VBP 43963 1090 41 all all PDT 43963 1090 42 the the DT 43963 1090 43 characters character NNS 43963 1090 44 of of IN 43963 1090 45 sedimentary sedimentary JJ 43963 1090 46 rocks rock NNS 43963 1090 47 , , , 43963 1090 48 though though IN 43963 1090 49 they -PRON- PRP 43963 1090 50 are be VBP 43963 1090 51 associated associate VBN 43963 1090 52 with with IN 43963 1090 53 intrusive intrusive JJ 43963 1090 54 igneous igneous JJ 43963 1090 55 rocks rock NNS 43963 1090 56 , , , 43963 1090 57 and and CC 43963 1090 58 have have VBP 43963 1090 59 undergone undergo VBN 43963 1090 60 great great JJ 43963 1090 61 metamorphic metamorphic JJ 43963 1090 62 changes change NNS 43963 1090 63 since since IN 43963 1090 64 their -PRON- PRP$ 43963 1090 65 formation formation NN 43963 1090 66 . . . 43963 1091 1 Cambrian cambrian JJ 43963 1091 2 rocks rock NNS 43963 1091 3 have have VBP 43963 1091 4 not not RB 43963 1091 5 yet yet RB 43963 1091 6 been be VBN 43963 1091 7 discovered discover VBN 43963 1091 8 immediately immediately RB 43963 1091 9 above above IN 43963 1091 10 them -PRON- PRP 43963 1091 11 , , , 43963 1091 12 though though IN 43963 1091 13 they -PRON- PRP 43963 1091 14 are be VBP 43963 1091 15 clearly clearly RB 43963 1091 16 older old JJR 43963 1091 17 than than IN 43963 1091 18 Ordovician ordovician JJ 43963 1091 19 times time NNS 43963 1091 20 , , , 43963 1091 21 but but CC 43963 1091 22 the the DT 43963 1091 23 existence existence NN 43963 1091 24 of of IN 43963 1091 25 rocks rock NNS 43963 1091 26 associated associate VBN 43963 1091 27 with with IN 43963 1091 28 them -PRON- PRP 43963 1091 29 along along IN 43963 1091 30 their -PRON- PRP$ 43963 1091 31 north north NN 43963 1091 32 - - HYPH 43963 1091 33 west west NN 43963 1091 34 borders border NNS 43963 1091 35 , , , 43963 1091 36 which which WDT 43963 1091 37 in in IN 43963 1091 38 lithological lithological JJ 43963 1091 39 characters character NNS 43963 1091 40 closely closely RB 43963 1091 41 resemble resemble VBP 43963 1091 42 some some DT 43963 1091 43 of of IN 43963 1091 44 the the DT 43963 1091 45 rocks rock NNS 43963 1091 46 of of IN 43963 1091 47 the the DT 43963 1091 48 crystalline crystalline JJ 43963 1091 49 schists schist NNS 43963 1091 50 of of IN 43963 1091 51 the the DT 43963 1091 52 north north NN 43963 1091 53 - - HYPH 43963 1091 54 west west NN 43963 1091 55 Highlands Highlands NNPS 43963 1091 56 , , , 43963 1091 57 indicates indicate VBZ 43963 1091 58 the the DT 43963 1091 59 probability probability NN 43963 1091 60 of of IN 43963 1091 61 their -PRON- PRP$ 43963 1091 62 general general JJ 43963 1091 63 Precambrian precambrian JJ 43963 1091 64 age age NN 43963 1091 65 . . . 43963 1092 1 In in IN 43963 1092 2 some some DT 43963 1092 3 instances instance NNS 43963 1092 4 , , , 43963 1092 5 the the DT 43963 1092 6 extreme extreme JJ 43963 1092 7 types type NNS 43963 1092 8 of of IN 43963 1092 9 metamorphism metamorphism NN 43963 1092 10 which which WDT 43963 1092 11 they -PRON- PRP 43963 1092 12 exhibit exhibit VBP 43963 1092 13 are be VBP 43963 1092 14 the the DT 43963 1092 15 result result NN 43963 1092 16 of of IN 43963 1092 17 the the DT 43963 1092 18 kind kind NN 43963 1092 19 of of IN 43963 1092 20 action action NN 43963 1092 21 usually usually RB 43963 1092 22 termed term VBN 43963 1092 23 pyrometamorphic pyrometamorphic JJ 43963 1092 24 as as IN 43963 1092 25 has have VBZ 43963 1092 26 been be VBN 43963 1092 27 shewn shew VBN 43963 1092 28 by by IN 43963 1092 29 Mr Mr NNP 43963 1092 30 G. G. NNP 43963 1092 31 Barrow[51 Barrow[51 NNP 43963 1092 32 ] ] -RRB- 43963 1092 33 . . . 43963 1093 1 [ [ -LRB- 43963 1093 2 Footnote Footnote NNP 43963 1093 3 51 51 CD 43963 1093 4 : : : 43963 1093 5 Barrow Barrow NNP 43963 1093 6 , , , 43963 1093 7 G. G. NNP 43963 1093 8 " " `` 43963 1093 9 On on IN 43963 1093 10 an an DT 43963 1093 11 Intrusion Intrusion NNP 43963 1093 12 of of IN 43963 1093 13 Muscovite Muscovite NNP 43963 1093 14 - - HYPH 43963 1093 15 biotite biotite NNP 43963 1093 16 gneiss gneis NNS 43963 1093 17 in in IN 43963 1093 18 the the DT 43963 1093 19 S.E. S.E. NNP 43963 1094 1 Highlands Highlands NNPS 43963 1094 2 of of IN 43963 1094 3 Scotland Scotland NNP 43963 1094 4 , , , 43963 1094 5 and and CC 43963 1094 6 its -PRON- PRP$ 43963 1094 7 accompanying accompanying JJ 43963 1094 8 metamorphism metamorphism NN 43963 1094 9 . . . 43963 1094 10 " " '' 43963 1095 1 _ _ NNP 43963 1095 2 Quart Quart NNP 43963 1095 3 . . . 43963 1096 1 Journ Journ NNP 43963 1096 2 . . . 43963 1097 1 Geol Geol NNP 43963 1097 2 . . . 43963 1098 1 Soc Soc NNP 43963 1098 2 . . . 43963 1098 3 _ _ NNP 43963 1098 4 , , , 43963 1098 5 vol vol NNP 43963 1098 6 . . . 43963 1099 1 XLIX xlix NN 43963 1099 2 . . . 43963 1100 1 p. p. NN 43963 1101 1 330 330 CD 43963 1101 2 . . . 43963 1101 3 ] ] -RRB- 43963 1102 1 In in IN 43963 1102 2 England England NNP 43963 1102 3 and and CC 43963 1102 4 Wales Wales NNP 43963 1102 5 the the DT 43963 1102 6 rocks rock NNS 43963 1102 7 which which WDT 43963 1102 8 have have VBP 43963 1102 9 been be VBN 43963 1102 10 shewn shew VBN 43963 1102 11 or or CC 43963 1102 12 inferred infer VBN 43963 1102 13 to to TO 43963 1102 14 be be VB 43963 1102 15 Precambrian Precambrian NNP 43963 1102 16 , , , 43963 1102 17 when when WRB 43963 1102 18 not not RB 43963 1102 19 intrusive intrusive JJ 43963 1102 20 , , , 43963 1102 21 are be VBP 43963 1102 22 largely largely RB 43963 1102 23 of of IN 43963 1102 24 volcanic volcanic JJ 43963 1102 25 origin origin NN 43963 1102 26 . . . 43963 1103 1 The the DT 43963 1103 2 most most RBS 43963 1103 3 satisfactory satisfactory JJ 43963 1103 4 example example NN 43963 1103 5 of of IN 43963 1103 6 the the DT 43963 1103 7 occurrence occurrence NN 43963 1103 8 of of IN 43963 1103 9 the the DT 43963 1103 10 _ _ NNP 43963 1103 11 Olenellus_-fauna olenellus_-fauna NN 43963 1103 12 is be VBZ 43963 1103 13 that that DT 43963 1103 14 of of IN 43963 1103 15 the the DT 43963 1103 16 Cambrian cambrian JJ 43963 1103 17 Comley Comley NNP 43963 1103 18 sandstone sandstone NN 43963 1103 19 of of IN 43963 1103 20 Shropshire Shropshire NNP 43963 1103 21 , , , 43963 1103 22 which which WDT 43963 1103 23 rests rest VBZ 43963 1103 24 unconformably unconformably RB 43963 1103 25 upon upon IN 43963 1103 26 a a DT 43963 1103 27 set set NN 43963 1103 28 of of IN 43963 1103 29 rocks rock NNS 43963 1103 30 termed term VBN 43963 1103 31 by by IN 43963 1103 32 Dr Dr NNP 43963 1103 33 Callaway Callaway NNP 43963 1103 34 the the DT 43963 1103 35 Uriconian uriconian JJ 43963 1103 36 rocks rock NNS 43963 1103 37 ; ; : 43963 1103 38 the the DT 43963 1103 39 latter latter JJ 43963 1103 40 are be VBP 43963 1103 41 essentially essentially RB 43963 1103 42 volcanic volcanic JJ 43963 1103 43 , , , 43963 1103 44 and and CC 43963 1103 45 strongly strongly RB 43963 1103 46 resemble resemble VB 43963 1103 47 Precambrian precambrian JJ 43963 1103 48 rocks rock NNS 43963 1103 49 of of IN 43963 1103 50 other other JJ 43963 1103 51 British british JJ 43963 1103 52 areas area NNS 43963 1103 53 . . . 43963 1104 1 There there EX 43963 1104 2 is be VBZ 43963 1104 3 also also RB 43963 1104 4 strong strong JJ 43963 1104 5 reason reason NN 43963 1104 6 to to TO 43963 1104 7 suppose suppose VB 43963 1104 8 that that IN 43963 1104 9 the the DT 43963 1104 10 sediments sediment NNS 43963 1104 11 to to TO 43963 1104 12 which which WDT 43963 1104 13 the the DT 43963 1104 14 name name NN 43963 1104 15 Longmyndian Longmyndian NNP 43963 1104 16 has have VBZ 43963 1104 17 been be VBN 43963 1104 18 applied apply VBN 43963 1104 19 , , , 43963 1104 20 which which WDT 43963 1104 21 have have VBP 43963 1104 22 been be VBN 43963 1104 23 described describe VBN 43963 1104 24 by by IN 43963 1104 25 the the DT 43963 1104 26 Rev. Rev. NNP 43963 1105 1 J. J. NNP 43963 1105 2 F. F. NNP 43963 1105 3 Blake Blake NNP 43963 1105 4 , , , 43963 1105 5 are be VBP 43963 1105 6 of of IN 43963 1105 7 Precambrian precambrian JJ 43963 1105 8 age age NN 43963 1105 9 , , , 43963 1105 10 for for IN 43963 1105 11 , , , 43963 1105 12 as as IN 43963 1105 13 Professor Professor NNP 43963 1105 14 Lapworth Lapworth NNP 43963 1105 15 has have VBZ 43963 1105 16 pointed point VBN 43963 1105 17 out out RP 43963 1105 18 , , , 43963 1105 19 the the DT 43963 1105 20 three three CD 43963 1105 21 great great JJ 43963 1105 22 subdivisions subdivision NNS 43963 1105 23 of of IN 43963 1105 24 the the DT 43963 1105 25 Cambrian cambrian JJ 43963 1105 26 system system NN 43963 1105 27 are be VBP 43963 1105 28 present present JJ 43963 1105 29 in in IN 43963 1105 30 the the DT 43963 1105 31 area area NN 43963 1105 32 under under IN 43963 1105 33 consideration consideration NN 43963 1105 34 , , , 43963 1105 35 and and CC 43963 1105 36 the the DT 43963 1105 37 rocks rock NNS 43963 1105 38 of of IN 43963 1105 39 each each DT 43963 1105 40 are be VBP 43963 1105 41 entirely entirely RB 43963 1105 42 different different JJ 43963 1105 43 from from IN 43963 1105 44 those those DT 43963 1105 45 of of IN 43963 1105 46 the the DT 43963 1105 47 adjoining adjoining JJ 43963 1105 48 Longmynd Longmynd NNP 43963 1105 49 area area NN 43963 1105 50 . . . 43963 1106 1 In in IN 43963 1106 2 Shropshire Shropshire NNP 43963 1106 3 therefore therefore RB 43963 1106 4 we -PRON- PRP 43963 1106 5 meet meet VBP 43963 1106 6 with with IN 43963 1106 7 one one CD 43963 1106 8 set set NN 43963 1106 9 of of IN 43963 1106 10 volcanic volcanic JJ 43963 1106 11 rocks rock NNS 43963 1106 12 , , , 43963 1106 13 and and CC 43963 1106 14 another another DT 43963 1106 15 set set NN 43963 1106 16 consisting consist VBG 43963 1106 17 of of IN 43963 1106 18 sedimentary sedimentary JJ 43963 1106 19 rocks rock NNS 43963 1106 20 , , , 43963 1106 21 of of IN 43963 1106 22 which which WDT 43963 1106 23 the the DT 43963 1106 24 former former JJ 43963 1106 25 is be VBZ 43963 1106 26 certainly certainly RB 43963 1106 27 , , , 43963 1106 28 the the DT 43963 1106 29 latter latter JJ 43963 1106 30 almost almost RB 43963 1106 31 certainly certainly RB 43963 1106 32 of of IN 43963 1106 33 Precambrian precambrian JJ 43963 1106 34 age age NN 43963 1106 35 , , , 43963 1106 36 and and CC 43963 1106 37 as as IN 43963 1106 38 the the DT 43963 1106 39 Longmyndian longmyndian JJ 43963 1106 40 rocks rock NNS 43963 1106 41 are be VBP 43963 1106 42 in in IN 43963 1106 43 a a DT 43963 1106 44 comparatively comparatively RB 43963 1106 45 unaltered unaltered JJ 43963 1106 46 condition condition NN 43963 1106 47 , , , 43963 1106 48 consisting consist VBG 43963 1106 49 of of IN 43963 1106 50 normal normal JJ 43963 1106 51 sediments sediment NNS 43963 1106 52 , , , 43963 1106 53 we -PRON- PRP 43963 1106 54 may may MD 43963 1106 55 well well RB 43963 1106 56 expect expect VB 43963 1106 57 the the DT 43963 1106 58 discovery discovery NN 43963 1106 59 of of IN 43963 1106 60 fossils fossil NNS 43963 1106 61 in in IN 43963 1106 62 them -PRON- PRP 43963 1106 63 also[52 also[52 NNP 43963 1106 64 ] ] -RRB- 43963 1106 65 . . . 43963 1107 1 The the DT 43963 1107 2 _ _ NNP 43963 1107 3 Olenellus_-fauna olenellus_-fauna NN 43963 1107 4 has have VBZ 43963 1107 5 been be VBN 43963 1107 6 found find VBN 43963 1107 7 near near IN 43963 1107 8 Nuneaton Nuneaton NNP 43963 1107 9 in in IN 43963 1107 10 Warwickshire Warwickshire NNP 43963 1107 11 in in IN 43963 1107 12 beds bed NNS 43963 1107 13 which which WDT 43963 1107 14 unconformably unconformably RB 43963 1107 15 succeed succeed VBP 43963 1107 16 volcanic volcanic JJ 43963 1107 17 rocks rock NNS 43963 1107 18 , , , 43963 1107 19 the the DT 43963 1107 20 Caldecote Caldecote NNP 43963 1107 21 series series NN 43963 1107 22 of of IN 43963 1107 23 Prof. Prof. NNP 43963 1107 24 Lapworth Lapworth NNP 43963 1107 25 , , , 43963 1107 26 and and CC 43963 1107 27 the the DT 43963 1107 28 latter latter JJ 43963 1107 29 are be VBP 43963 1107 30 therefore therefore RB 43963 1107 31 of of IN 43963 1107 32 Precambrian Precambrian NNP 43963 1107 33 age[53 age[53 NN 43963 1107 34 ] ] -RRB- 43963 1107 35 . . . 43963 1108 1 A a DT 43963 1108 2 few few JJ 43963 1108 3 fossils fossil NNS 43963 1108 4 belonging belong VBG 43963 1108 5 to to IN 43963 1108 6 the the DT 43963 1108 7 _ _ NNP 43963 1108 8 Olenellus_-fauna olenellus_-fauna NN 43963 1108 9 have have VBP 43963 1108 10 occurred occur VBN 43963 1108 11 in in IN 43963 1108 12 the the DT 43963 1108 13 oldest old JJS 43963 1108 14 Cambrian cambrian JJ 43963 1108 15 rocks rock NNS 43963 1108 16 of of IN 43963 1108 17 the the DT 43963 1108 18 Malvern malvern JJ 43963 1108 19 district district NN 43963 1108 20 , , , 43963 1108 21 and and CC 43963 1108 22 these these DT 43963 1108 23 rocks rock NNS 43963 1108 24 rest rest VBP 43963 1108 25 unconformably unconformably RB 43963 1108 26 upon upon IN 43963 1108 27 those those DT 43963 1108 28 of of IN 43963 1108 29 an an DT 43963 1108 30 old old JJ 43963 1108 31 ridge ridge NN 43963 1108 32 which which WDT 43963 1108 33 is be VBZ 43963 1108 34 therefore therefore RB 43963 1108 35 composed compose VBN 43963 1108 36 of of IN 43963 1108 37 Precambrian precambrian JJ 43963 1108 38 rocks rock NNS 43963 1108 39 . . . 43963 1109 1 The the DT 43963 1109 2 rocks rock NNS 43963 1109 3 of of IN 43963 1109 4 this this DT 43963 1109 5 ridge ridge NN 43963 1109 6 are be VBP 43963 1109 7 largely largely RB 43963 1109 8 of of IN 43963 1109 9 intrusive intrusive JJ 43963 1109 10 igneous igneous JJ 43963 1109 11 origin origin NN 43963 1109 12 , , , 43963 1109 13 though though IN 43963 1109 14 parallel parallel JJ 43963 1109 15 structures structure NNS 43963 1109 16 have have VBP 43963 1109 17 been be VBN 43963 1109 18 impressed impress VBN 43963 1109 19 upon upon IN 43963 1109 20 them -PRON- PRP 43963 1109 21 as as IN 43963 1109 22 the the DT 43963 1109 23 result result NN 43963 1109 24 of of IN 43963 1109 25 subsequent subsequent JJ 43963 1109 26 deformation deformation NN 43963 1109 27 , , , 43963 1109 28 but but CC 43963 1109 29 some some DT 43963 1109 30 of of IN 43963 1109 31 the the DT 43963 1109 32 rocks rock NNS 43963 1109 33 are be VBP 43963 1109 34 almost almost RB 43963 1109 35 certainly certainly RB 43963 1109 36 of of IN 43963 1109 37 contemporaneous contemporaneous JJ 43963 1109 38 volcanic volcanic JJ 43963 1109 39 origin[54 origin[54 NNP 43963 1109 40 ] ] -RRB- 43963 1109 41 . . . 43963 1110 1 In in IN 43963 1110 2 the the DT 43963 1110 3 Wrekin Wrekin NNP 43963 1110 4 ridge ridge NN 43963 1110 5 , , , 43963 1110 6 igneous igneous JJ 43963 1110 7 and and CC 43963 1110 8 pyroclastic pyroclastic JJ 43963 1110 9 rocks rock NNS 43963 1110 10 are be VBP 43963 1110 11 found find VBN 43963 1110 12 succeeded succeed VBN 43963 1110 13 unconformably unconformably RB 43963 1110 14 by by IN 43963 1110 15 Cambrian cambrian JJ 43963 1110 16 rocks rock NNS 43963 1110 17 which which WDT 43963 1110 18 resemble resemble VBP 43963 1110 19 those those DT 43963 1110 20 of of IN 43963 1110 21 the the DT 43963 1110 22 Malvern Malvern NNP 43963 1110 23 and and CC 43963 1110 24 Nuneaton Nuneaton NNP 43963 1110 25 districts district NNS 43963 1110 26 , , , 43963 1110 27 and and CC 43963 1110 28 probably probably RB 43963 1110 29 belong belong VB 43963 1110 30 to to IN 43963 1110 31 the the DT 43963 1110 32 period period NN 43963 1110 33 of of IN 43963 1110 34 existence existence NN 43963 1110 35 of of IN 43963 1110 36 the the DT 43963 1110 37 _ _ NNP 43963 1110 38 Olenellus_-fauna olenellus_-fauna NN 43963 1110 39 , , , 43963 1110 40 and and CC 43963 1110 41 these these DT 43963 1110 42 igneous igneous JJ 43963 1110 43 and and CC 43963 1110 44 pyroclastic pyroclastic JJ 43963 1110 45 rocks rock NNS 43963 1110 46 are be VBP 43963 1110 47 presumably presumably RB 43963 1110 48 of of IN 43963 1110 49 Precambrian precambrian JJ 43963 1110 50 age age NN 43963 1110 51 , , , 43963 1110 52 and and CC 43963 1110 53 the the DT 43963 1110 54 contemporaneous contemporaneous JJ 43963 1110 55 rocks rock NNS 43963 1110 56 constitute constitute VBP 43963 1110 57 Dr Dr NNP 43963 1110 58 Callaway Callaway NNP 43963 1110 59 's 's POS 43963 1110 60 typical typical JJ 43963 1110 61 Uriconian uriconian JJ 43963 1110 62 group group NN 43963 1110 63 . . . 43963 1111 1 Volcanic volcanic JJ 43963 1111 2 ashes ashe NNS 43963 1111 3 and and CC 43963 1111 4 breccias breccia NNS 43963 1111 5 are be VBP 43963 1111 6 accompanied accompany VBN 43963 1111 7 by by IN 43963 1111 8 devitrified devitrify VBN 43963 1111 9 pitchstones pitchstone NNS 43963 1111 10 and and CC 43963 1111 11 intruded intrude VBN 43963 1111 12 granitic granitic JJ 43963 1111 13 rocks rock NNS 43963 1111 14 , , , 43963 1111 15 which which WDT 43963 1111 16 may may MD 43963 1111 17 or or CC 43963 1111 18 may may MD 43963 1111 19 not not RB 43963 1111 20 be be VB 43963 1111 21 all all DT 43963 1111 22 of of IN 43963 1111 23 the the DT 43963 1111 24 same same JJ 43963 1111 25 general general JJ 43963 1111 26 age[55 age[55 NN 43963 1111 27 ] ] -RRB- 43963 1111 28 . . . 43963 1112 1 The the DT 43963 1112 2 rocks rock NNS 43963 1112 3 which which WDT 43963 1112 4 have have VBP 43963 1112 5 been be VBN 43963 1112 6 claimed claim VBN 43963 1112 7 as as IN 43963 1112 8 Precambrian Precambrian NNP 43963 1112 9 in in IN 43963 1112 10 Pembrokeshire Pembrokeshire NNP 43963 1112 11 and and CC 43963 1112 12 in in IN 43963 1112 13 Caernarvonshire Caernarvonshire NNP 43963 1112 14 have have VBP 43963 1112 15 the the DT 43963 1112 16 same same JJ 43963 1112 17 general general JJ 43963 1112 18 characters character NNS 43963 1112 19 as as IN 43963 1112 20 those those DT 43963 1112 21 of of IN 43963 1112 22 the the DT 43963 1112 23 Wrekin Wrekin NNP 43963 1112 24 ridge ridge NN 43963 1112 25 . . . 43963 1113 1 Pyroclastic pyroclastic JJ 43963 1113 2 rocks rock NNS 43963 1113 3 underlie underlie VBP 43963 1113 4 the the DT 43963 1113 5 oldest old JJS 43963 1113 6 Cambrian cambrian JJ 43963 1113 7 rocks rock NNS 43963 1113 8 , , , 43963 1113 9 with with IN 43963 1113 10 discordance discordance NN 43963 1113 11 between between IN 43963 1113 12 the the DT 43963 1113 13 two two CD 43963 1113 14 , , , 43963 1113 15 and and CC 43963 1113 16 associated associate VBN 43963 1113 17 with with IN 43963 1113 18 these these DT 43963 1113 19 pyroclastic pyroclastic JJ 43963 1113 20 rocks rock NNS 43963 1113 21 are be VBP 43963 1113 22 quartz quartz NN 43963 1113 23 felsites felsite VBZ 43963 1113 24 which which WDT 43963 1113 25 according accord VBG 43963 1113 26 to to IN 43963 1113 27 some some DT 43963 1113 28 are be VBP 43963 1113 29 of of IN 43963 1113 30 contemporaneous contemporaneous JJ 43963 1113 31 nature nature NN 43963 1113 32 whilst whilst IN 43963 1113 33 others other NNS 43963 1113 34 maintain maintain VBP 43963 1113 35 their -PRON- PRP$ 43963 1113 36 intrusive intrusive JJ 43963 1113 37 origin origin NN 43963 1113 38 . . . 43963 1114 1 In in IN 43963 1114 2 each each DT 43963 1114 3 county county NN 43963 1114 4 granites granite NNS 43963 1114 5 are be VBP 43963 1114 6 found find VBN 43963 1114 7 which which WDT 43963 1114 8 are be VBP 43963 1114 9 now now RB 43963 1114 10 generally generally RB 43963 1114 11 recognised recognise VBN 43963 1114 12 to to TO 43963 1114 13 be be VB 43963 1114 14 intrusive intrusive JJ 43963 1114 15 , , , 43963 1114 16 though though IN 43963 1114 17 there there EX 43963 1114 18 seems seem VBZ 43963 1114 19 to to TO 43963 1114 20 be be VB 43963 1114 21 no no DT 43963 1114 22 doubt doubt NN 43963 1114 23 as as IN 43963 1114 24 to to IN 43963 1114 25 their -PRON- PRP$ 43963 1114 26 being being NN 43963 1114 27 of of IN 43963 1114 28 the the DT 43963 1114 29 same same JJ 43963 1114 30 general general JJ 43963 1114 31 age age NN 43963 1114 32 as as IN 43963 1114 33 the the DT 43963 1114 34 rocks rock NNS 43963 1114 35 with with IN 43963 1114 36 which which WDT 43963 1114 37 they -PRON- PRP 43963 1114 38 are be VBP 43963 1114 39 associated associate VBN 43963 1114 40 , , , 43963 1114 41 and and CC 43963 1114 42 therefore therefore RB 43963 1114 43 presumably presumably RB 43963 1114 44 Precambrian Precambrian NNP 43963 1114 45 . . . 43963 1115 1 The the DT 43963 1115 2 Pembrokeshire Pembrokeshire NNP 43963 1115 3 rocks rock NNS 43963 1115 4 are be VBP 43963 1115 5 marked mark VBN 43963 1115 6 by by IN 43963 1115 7 the the DT 43963 1115 8 occurrence occurrence NN 43963 1115 9 of of IN 43963 1115 10 a a DT 43963 1115 11 certain certain JJ 43963 1115 12 amount amount NN 43963 1115 13 of of IN 43963 1115 14 metamorphism metamorphism NN 43963 1115 15 , , , 43963 1115 16 probably probably RB 43963 1115 17 of of IN 43963 1115 18 more more JJR 43963 1115 19 than than IN 43963 1115 20 one one CD 43963 1115 21 kind kind NN 43963 1115 22 , , , 43963 1115 23 which which WDT 43963 1115 24 has have VBZ 43963 1115 25 converted convert VBN 43963 1115 26 pyroclastic pyroclastic JJ 43963 1115 27 volcanic volcanic JJ 43963 1115 28 rocks rock NNS 43963 1115 29 into into IN 43963 1115 30 sericitic sericitic JJ 43963 1115 31 - - HYPH 43963 1115 32 schists schist NNS 43963 1115 33 and and CC 43963 1115 34 quartz quartz NN 43963 1115 35 - - HYPH 43963 1115 36 felsites felsite VBZ 43963 1115 37 into into IN 43963 1115 38 hälleflintas[56 hälleflintas[56 NNP 43963 1115 39 ] ] -RRB- 43963 1115 40 . . . 43963 1116 1 The the DT 43963 1116 2 term term NN 43963 1116 3 Pebidian Pebidian NNP 43963 1116 4 given give VBN 43963 1116 5 by by IN 43963 1116 6 Dr Dr NNP 43963 1116 7 Hicks Hicks NNP 43963 1116 8 to to IN 43963 1116 9 the the DT 43963 1116 10 contemporaneous contemporaneous JJ 43963 1116 11 volcanic volcanic JJ 43963 1116 12 fragmental fragmental JJ 43963 1116 13 rocks rock NNS 43963 1116 14 should should MD 43963 1116 15 be be VB 43963 1116 16 retained retain VBN 43963 1116 17 , , , 43963 1116 18 and and CC 43963 1116 19 if if IN 43963 1116 20 these these DT 43963 1116 21 rocks rock NNS 43963 1116 22 be be VB 43963 1116 23 eventually eventually RB 43963 1116 24 shewn shew VBN 43963 1116 25 to to TO 43963 1116 26 be be VB 43963 1116 27 contemporaneous contemporaneous JJ 43963 1116 28 with with IN 43963 1116 29 similar similar JJ 43963 1116 30 volcanic volcanic JJ 43963 1116 31 rocks rock NNS 43963 1116 32 of of IN 43963 1116 33 other other JJ 43963 1116 34 districts district NNS 43963 1116 35 , , , 43963 1116 36 may may MD 43963 1116 37 be be VB 43963 1116 38 applied apply VBN 43963 1116 39 generally generally RB 43963 1116 40 , , , 43963 1116 41 as as IN 43963 1116 42 it -PRON- PRP 43963 1116 43 has have VBZ 43963 1116 44 priority priority NN 43963 1116 45 over over IN 43963 1116 46 other other JJ 43963 1116 47 terms term NNS 43963 1116 48 as as IN 43963 1116 49 Uriconian Uriconian NNP 43963 1116 50 and and CC 43963 1116 51 Caldecote Caldecote NNP 43963 1116 52 series series NN 43963 1116 53 . . . 43963 1117 1 The the DT 43963 1117 2 term term NN 43963 1117 3 Dimetian Dimetian NNP 43963 1117 4 was be VBD 43963 1117 5 applied apply VBN 43963 1117 6 to to IN 43963 1117 7 rocks rock NNS 43963 1117 8 known know VBN 43963 1117 9 to to TO 43963 1117 10 be be VB 43963 1117 11 intrusive intrusive JJ 43963 1117 12 , , , 43963 1117 13 and and CC 43963 1117 14 must must MD 43963 1117 15 be be VB 43963 1117 16 dropped drop VBN 43963 1117 17 as as IN 43963 1117 18 a a DT 43963 1117 19 chronological chronological JJ 43963 1117 20 term term NN 43963 1117 21 , , , 43963 1117 22 whilst whilst IN 43963 1117 23 the the DT 43963 1117 24 existence existence NN 43963 1117 25 of of IN 43963 1117 26 an an DT 43963 1117 27 Arvonian arvonian JJ 43963 1117 28 system system NN 43963 1117 29 separate separate JJ 43963 1117 30 from from IN 43963 1117 31 the the DT 43963 1117 32 Pebidian pebidian JJ 43963 1117 33 system system NN 43963 1117 34 is be VBZ 43963 1117 35 not not RB 43963 1117 36 fully fully RB 43963 1117 37 proved prove VBN 43963 1117 38 . . . 43963 1118 1 [ [ -LRB- 43963 1118 2 Footnote Footnote NNP 43963 1118 3 52 52 CD 43963 1118 4 : : : 43963 1118 5 The the DT 43963 1118 6 reader reader NN 43963 1118 7 may may MD 43963 1118 8 consult consult VB 43963 1118 9 a a DT 43963 1118 10 paper paper NN 43963 1118 11 by by IN 43963 1118 12 Prof. Prof. NNP 43963 1118 13 Lapworth Lapworth NNP 43963 1118 14 " " `` 43963 1118 15 On on IN 43963 1118 16 _ _ NNP 43963 1118 17 Olenellus Olenellus NNP 43963 1118 18 Callavei Callavei NNP 43963 1118 19 _ _ NNP 43963 1118 20 and and CC 43963 1118 21 its -PRON- PRP$ 43963 1118 22 geological geological JJ 43963 1118 23 relationships relationship NNS 43963 1118 24 , , , 43963 1118 25 " " '' 43963 1118 26 _ _ NNP 43963 1118 27 Geol Geol NNP 43963 1118 28 . . . 43963 1119 1 Mag mag JJ 43963 1119 2 . . . 43963 1119 3 _ _ NNP 43963 1119 4 Dec Dec NNP 43963 1119 5 III III NNP 43963 1119 6 . . . 43963 1120 1 vol vol NNP 43963 1120 2 . . . 43963 1121 1 VIII VIII NNP 43963 1121 2 . . . 43963 1122 1 p. p. NN 43963 1122 2 529 529 CD 43963 1122 3 , , , 43963 1122 4 for for IN 43963 1122 5 information information NN 43963 1122 6 concerning concern VBG 43963 1122 7 the the DT 43963 1122 8 relationship relationship NN 43963 1122 9 of of IN 43963 1122 10 the the DT 43963 1122 11 _ _ NNP 43963 1122 12 Olenellus Olenellus NNP 43963 1122 13 _ _ NNP 43963 1122 14 beds bed NNS 43963 1122 15 of of IN 43963 1122 16 Shropshire Shropshire NNP 43963 1122 17 to to IN 43963 1122 18 the the DT 43963 1122 19 more more JJR 43963 1122 20 ancient ancient JJ 43963 1122 21 rocks rock NNS 43963 1122 22 ; ; : 43963 1122 23 the the DT 43963 1122 24 Uriconian uriconian JJ 43963 1122 25 rocks rock NNS 43963 1122 26 are be VBP 43963 1122 27 described describe VBN 43963 1122 28 by by IN 43963 1122 29 Dr Dr NNP 43963 1122 30 Callaway Callaway NNP 43963 1122 31 in in IN 43963 1122 32 a a DT 43963 1122 33 series series NN 43963 1122 34 of of IN 43963 1122 35 papers paper NNS 43963 1122 36 , , , 43963 1122 37 especially especially RB 43963 1122 38 in in IN 43963 1122 39 the the DT 43963 1122 40 _ _ NNP 43963 1122 41 Quarterly Quarterly NNP 43963 1122 42 Journal Journal NNP 43963 1122 43 of of IN 43963 1122 44 the the DT 43963 1122 45 Geological Geological NNP 43963 1122 46 Society Society NNP 43963 1122 47 _ _ NNP 43963 1122 48 , , , 43963 1122 49 vol vol NNP 43963 1122 50 . . . 43963 1123 1 XXXV XXXV NNP 43963 1123 2 . . . 43963 1124 1 p. p. NN 43963 1124 2 643 643 CD 43963 1124 3 , , , 43963 1124 4 vol vol NNP 43963 1124 5 . . . 43963 1125 1 XXXVIII XXXVIII NNP 43963 1125 2 . . . 43963 1126 1 p. p. NN 43963 1126 2 119 119 CD 43963 1126 3 , , , 43963 1126 4 vol vol NNP 43963 1126 5 . . . 43963 1127 1 XLII XLII NNP 43963 1127 2 . . . 43963 1128 1 p. p. NN 43963 1128 2 481 481 CD 43963 1128 3 and and CC 43963 1128 4 vol vol NNP 43963 1128 5 . . . 43963 1129 1 XLVII XLVII NNP 43963 1129 2 . . . 43963 1130 1 p. p. NN 43963 1130 2 109 109 CD 43963 1130 3 , , , 43963 1130 4 whilst whilst IN 43963 1130 5 the the DT 43963 1130 6 lithological lithological JJ 43963 1130 7 characters character NNS 43963 1130 8 of of IN 43963 1130 9 the the DT 43963 1130 10 Longmyndian longmyndian JJ 43963 1130 11 rocks rock NNS 43963 1130 12 are be VBP 43963 1130 13 described describe VBN 43963 1130 14 by by IN 43963 1130 15 the the DT 43963 1130 16 Rev. Rev. NNP 43963 1131 1 J. J. NNP 43963 1131 2 F. F. NNP 43963 1131 3 Blake Blake NNP 43963 1131 4 ( ( -LRB- 43963 1131 5 _ _ NNP 43963 1131 6 Quart Quart NNP 43963 1131 7 . . . 43963 1132 1 Journ Journ NNP 43963 1132 2 . . . 43963 1133 1 Geol Geol NNP 43963 1133 2 . . . 43963 1134 1 Soc Soc NNP 43963 1134 2 . . . 43963 1134 3 _ _ NNP 43963 1134 4 , , , 43963 1134 5 vol vol NNP 43963 1134 6 . . . 43963 1135 1 XLVI xlvi NN 43963 1135 2 . . . 43963 1136 1 p. p. NN 43963 1137 1 386 386 CD 43963 1137 2 ) ) -RRB- 43963 1137 3 . . . 43963 1137 4 ] ] -RRB- 43963 1138 1 [ [ -LRB- 43963 1138 2 Footnote Footnote NNP 43963 1138 3 53 53 CD 43963 1138 4 : : : 43963 1138 5 See see VB 43963 1138 6 Lapworth Lapworth NNP 43963 1138 7 , , , 43963 1138 8 C. C. NNP 43963 1138 9 , , , 43963 1138 10 " " `` 43963 1138 11 On on IN 43963 1138 12 the the DT 43963 1138 13 sequence sequence NN 43963 1138 14 and and CC 43963 1138 15 systematic systematic JJ 43963 1138 16 position position NN 43963 1138 17 of of IN 43963 1138 18 the the DT 43963 1138 19 Cambrian cambrian JJ 43963 1138 20 rocks rock NNS 43963 1138 21 of of IN 43963 1138 22 Nuneaton Nuneaton NNP 43963 1138 23 , , , 43963 1138 24 " " '' 43963 1138 25 _ _ NNP 43963 1138 26 Geol Geol NNP 43963 1138 27 . . . 43963 1139 1 Mag mag JJ 43963 1139 2 . . . 43963 1139 3 _ _ NNP 43963 1139 4 Dec Dec NNP 43963 1139 5 III III NNP 43963 1139 6 . . . 43963 1140 1 vol vol NNP 43963 1140 2 . . . 43963 1141 1 III iii CD 43963 1141 2 . . . 43963 1142 1 p. p. NN 43963 1142 2 319 319 CD 43963 1142 3 ; ; : 43963 1142 4 and and CC 43963 1142 5 Waller Waller NNP 43963 1142 6 , , , 43963 1142 7 T. T. NNP 43963 1142 8 H. H. NNP 43963 1142 9 , , , 43963 1142 10 " " '' 43963 1142 11 Preliminary Preliminary NNP 43963 1142 12 Note Note NNP 43963 1142 13 on on IN 43963 1142 14 the the DT 43963 1142 15 Volcanic volcanic JJ 43963 1142 16 and and CC 43963 1142 17 Associated Associated NNP 43963 1142 18 Rocks Rocks NNPS 43963 1142 19 of of IN 43963 1142 20 the the DT 43963 1142 21 neighbourhood neighbourhood NN 43963 1142 22 of of IN 43963 1142 23 Nuneaton Nuneaton NNP 43963 1142 24 , , , 43963 1142 25 " " '' 43963 1142 26 _ _ NNP 43963 1142 27 ibid ibid NN 43963 1142 28 . . . 43963 1142 29 _ _ NNP 43963 1142 30 p. p. NN 43963 1143 1 322 322 CD 43963 1143 2 . . . 43963 1143 3 ] ] -RRB- 43963 1144 1 [ [ -LRB- 43963 1144 2 Footnote Footnote NNP 43963 1144 3 54 54 CD 43963 1144 4 : : : 43963 1144 5 For for IN 43963 1144 6 details detail NNS 43963 1144 7 concerning concern VBG 43963 1144 8 the the DT 43963 1144 9 rocks rock NNS 43963 1144 10 of of IN 43963 1144 11 the the DT 43963 1144 12 Malvern Malvern NNP 43963 1144 13 Hills Hills NNPS 43963 1144 14 see see VBP 43963 1144 15 papers paper NNS 43963 1144 16 by by IN 43963 1144 17 Callaway Callaway NNP 43963 1144 18 in in IN 43963 1144 19 the the DT 43963 1144 20 _ _ NNP 43963 1144 21 Quarterly Quarterly NNP 43963 1144 22 Journal Journal NNP 43963 1144 23 of of IN 43963 1144 24 the the DT 43963 1144 25 Geological Geological NNP 43963 1144 26 Society Society NNP 43963 1144 27 _ _ NNP 43963 1144 28 , , , 43963 1144 29 vol vol NNP 43963 1144 30 . . . 43963 1145 1 XXXVI XXXVI NNP 43963 1145 2 . . . 43963 1146 1 p. p. NN 43963 1146 2 536 536 CD 43963 1146 3 , , , 43963 1146 4 XLIII XLIII NNP 43963 1146 5 . . . 43963 1147 1 p. p. NN 43963 1147 2 525 525 CD 43963 1147 3 , , , 43963 1147 4 XLV XLV NNP 43963 1147 5 . . . 43963 1148 1 p. p. NN 43963 1148 2 475 475 CD 43963 1148 3 , , , 43963 1148 4 and and CC 43963 1148 5 XLIX xlix NN 43963 1148 6 . . . 43963 1149 1 p. p. NN 43963 1149 2 398 398 CD 43963 1149 3 , , , 43963 1149 4 and and CC 43963 1149 5 a a DT 43963 1149 6 paper paper NN 43963 1149 7 by by IN 43963 1149 8 Prof. Prof. NNP 43963 1149 9 A. a. NN 43963 1149 10 H. H. NNP 43963 1149 11 Green Green NNP 43963 1149 12 , , , 43963 1149 13 _ _ NNP 43963 1149 14 ibid ibid NN 43963 1149 15 . . . 43963 1149 16 _ _ NNP 43963 1149 17 vol vol NNP 43963 1149 18 . . . 43963 1150 1 LVI LVI NNP 43963 1150 2 . . . 43963 1151 1 p. p. NN 43963 1152 1 1 1 LS 43963 1152 2 . . . 43963 1152 3 ] ] -RRB- 43963 1153 1 [ [ -LRB- 43963 1153 2 Footnote footnote NN 43963 1153 3 55 55 CD 43963 1153 4 : : : 43963 1153 5 Callaway Callaway NNP 43963 1153 6 , , , 43963 1153 7 C. C. NNP 43963 1153 8 , , , 43963 1153 9 _ _ NNP 43963 1153 10 Quart Quart NNP 43963 1153 11 . . . 43963 1154 1 Journ Journ NNP 43963 1154 2 . . . 43963 1155 1 Geol Geol NNP 43963 1155 2 . . . 43963 1156 1 Soc Soc NNP 43963 1156 2 . . . 43963 1156 3 _ _ NNP 43963 1156 4 , , , 43963 1156 5 vol vol NNP 43963 1156 6 . . . 43963 1157 1 XXXV XXXV NNP 43963 1157 2 . . . 43963 1158 1 p. p. NN 43963 1159 1 643 643 CD 43963 1159 2 . . . 43963 1159 3 ] ] -RRB- 43963 1160 1 [ [ -LRB- 43963 1160 2 Footnote Footnote NNP 43963 1160 3 56 56 CD 43963 1160 4 : : : 43963 1160 5 The the DT 43963 1160 6 Pembrokeshire Pembrokeshire NNP 43963 1160 7 area area NN 43963 1160 8 is be VBZ 43963 1160 9 of of IN 43963 1160 10 interest interest NN 43963 1160 11 as as IN 43963 1160 12 the the DT 43963 1160 13 probable probable JJ 43963 1160 14 existence existence NN 43963 1160 15 of of IN 43963 1160 16 Precambrian precambrian JJ 43963 1160 17 rocks rock NNS 43963 1160 18 in in IN 43963 1160 19 Britain Britain NNP 43963 1160 20 was be VBD 43963 1160 21 first first RB 43963 1160 22 indicated indicate VBN 43963 1160 23 on on IN 43963 1160 24 good good JJ 43963 1160 25 evidence evidence NN 43963 1160 26 in in IN 43963 1160 27 this this DT 43963 1160 28 county county NN 43963 1160 29 . . . 43963 1161 1 The the DT 43963 1161 2 general general JJ 43963 1161 3 structure structure NN 43963 1161 4 of of IN 43963 1161 5 the the DT 43963 1161 6 district district NN 43963 1161 7 is be VBZ 43963 1161 8 fairly fairly RB 43963 1161 9 simple simple JJ 43963 1161 10 , , , 43963 1161 11 consisting consist VBG 43963 1161 12 of of IN 43963 1161 13 Cambrian cambrian JJ 43963 1161 14 rocks rock NNS 43963 1161 15 beneath beneath IN 43963 1161 16 which which WDT 43963 1161 17 Precambrian precambrian JJ 43963 1161 18 rocks rock NNS 43963 1161 19 are be VBP 43963 1161 20 exposed expose VBN 43963 1161 21 in in IN 43963 1161 22 at at RB 43963 1161 23 least least RBS 43963 1161 24 two two CD 43963 1161 25 ridges ridge NNS 43963 1161 26 of of IN 43963 1161 27 which which WDT 43963 1161 28 the the DT 43963 1161 29 northerly northerly JJ 43963 1161 30 and and CC 43963 1161 31 more more RBR 43963 1161 32 important important JJ 43963 1161 33 one one NN 43963 1161 34 runs run VBZ 43963 1161 35 through through IN 43963 1161 36 St St NNP 43963 1161 37 Davids Davids NNP 43963 1161 38 . . . 43963 1162 1 The the DT 43963 1162 2 rocks rock NNS 43963 1162 3 of of IN 43963 1162 4 the the DT 43963 1162 5 St St NNP 43963 1162 6 Davids Davids NNP 43963 1162 7 ridge ridge NN 43963 1162 8 consist consist VBP 43963 1162 9 of of IN 43963 1162 10 a a DT 43963 1162 11 binary binary JJ 43963 1162 12 granite granite NN 43963 1162 13 ( ( -LRB- 43963 1162 14 granitoidite granitoidite NNP 43963 1162 15 ) ) -RRB- 43963 1162 16 , , , 43963 1162 17 felsites felsite VBZ 43963 1162 18 , , , 43963 1162 19 and and CC 43963 1162 20 volcanic volcanic JJ 43963 1162 21 ashes ashe NNS 43963 1162 22 and and CC 43963 1162 23 breccias breccia NNS 43963 1162 24 of of IN 43963 1162 25 intermediate intermediate JJ 43963 1162 26 composition composition NN 43963 1162 27 . . . 43963 1163 1 Much much JJ 43963 1163 2 diversity diversity NN 43963 1163 3 of of IN 43963 1163 4 opinion opinion NN 43963 1163 5 has have VBZ 43963 1163 6 existed exist VBN 43963 1163 7 , , , 43963 1163 8 and and CC 43963 1163 9 to to IN 43963 1163 10 some some DT 43963 1163 11 extent extent NN 43963 1163 12 still still RB 43963 1163 13 exists exist VBZ 43963 1163 14 as as IN 43963 1163 15 to to IN 43963 1163 16 questions question NNS 43963 1163 17 of of IN 43963 1163 18 detail detail NN 43963 1163 19 , , , 43963 1163 20 and and CC 43963 1163 21 a a DT 43963 1163 22 very very RB 43963 1163 23 extensive extensive JJ 43963 1163 24 literature literature NN 43963 1163 25 has have VBZ 43963 1163 26 been be VBN 43963 1163 27 devoted devote VBN 43963 1163 28 to to IN 43963 1163 29 these these DT 43963 1163 30 rocks rock NNS 43963 1163 31 . . . 43963 1164 1 Amongst amongst IN 43963 1164 2 the the DT 43963 1164 3 numerous numerous JJ 43963 1164 4 papers paper NNS 43963 1164 5 which which WDT 43963 1164 6 treat treat VBP 43963 1164 7 of of IN 43963 1164 8 them -PRON- PRP 43963 1164 9 , , , 43963 1164 10 the the DT 43963 1164 11 student student NN 43963 1164 12 may may MD 43963 1164 13 consult consult VB 43963 1164 14 the the DT 43963 1164 15 following:--Hicks following:--hick NNS 43963 1164 16 , , , 43963 1164 17 H. H. NNP 43963 1164 18 , , , 43963 1164 19 _ _ NNP 43963 1164 20 Quart Quart NNP 43963 1164 21 . . . 43963 1165 1 Journ Journ NNP 43963 1165 2 . . . 43963 1166 1 Geol Geol NNP 43963 1166 2 . . . 43963 1167 1 Soc Soc NNP 43963 1167 2 . . . 43963 1167 3 _ _ NNP 43963 1167 4 , , , 43963 1167 5 vol vol NNP 43963 1167 6 . . . 43963 1168 1 XXXIII XXXIII NNP 43963 1168 2 . . . 43963 1169 1 p. p. NN 43963 1169 2 229 229 CD 43963 1169 3 , , , 43963 1169 4 XXXIV XXXIV NNP 43963 1169 5 . . . 43963 1170 1 p. p. NN 43963 1170 2 147 147 CD 43963 1170 3 , , , 43963 1170 4 XXXV XXXV NNP 43963 1170 5 . . . 43963 1171 1 p. p. NN 43963 1171 2 285 285 CD 43963 1171 3 , , , 43963 1171 4 XL XL NNP 43963 1171 5 . . . 43963 1172 1 p. p. NN 43963 1172 2 507 507 CD 43963 1172 3 , , , 43963 1172 4 XLII XLII NNP 43963 1172 5 . . . 43963 1173 1 p. p. NN 43963 1173 2 351 351 CD 43963 1173 3 , , , 43963 1173 4 Geikie Geikie NNP 43963 1173 5 , , , 43963 1173 6 A. A. NNP 43963 1173 7 , , , 43963 1173 8 _ _ NNP 43963 1173 9 ibid ibid NN 43963 1173 10 . . . 43963 1173 11 _ _ NNP 43963 1173 12 vol vol NNP 43963 1173 13 . . . 43963 1174 1 XXXIV XXXIV NNP 43963 1174 2 . . . 43963 1175 1 p. p. NN 43963 1175 2 261 261 CD 43963 1175 3 , , , 43963 1175 4 Blake Blake NNP 43963 1175 5 , , , 43963 1175 6 J. J. NNP 43963 1175 7 F. F. NNP 43963 1175 8 , , , 43963 1175 9 _ _ NNP 43963 1175 10 ibid ibid NN 43963 1175 11 . . . 43963 1175 12 _ _ NNP 43963 1175 13 vol vol NNP 43963 1175 14 . . . 43963 1176 1 XL XL NNP 43963 1176 2 . . . 43963 1177 1 p. p. NN 43963 1177 2 294 294 CD 43963 1177 3 , , , 43963 1177 4 and and CC 43963 1177 5 Morgan Morgan NNP 43963 1177 6 , , , 43963 1177 7 C. C. NNP 43963 1178 1 Ll Ll NNP 43963 1178 2 . . NNP 43963 1178 3 , , , 43963 1178 4 _ _ NNP 43963 1178 5 ibid ibid NN 43963 1178 6 . . . 43963 1178 7 _ _ NNP 43963 1178 8 vol vol NNP 43963 1178 9 . . . 43963 1179 1 XLVI xlvi NN 43963 1179 2 . . . 43963 1180 1 p. p. NN 43963 1180 2 241 241 CD 43963 1180 3 . . . 43963 1181 1 Much much JJ 43963 1181 2 of of IN 43963 1181 3 the the DT 43963 1181 4 matter matter NN 43963 1181 5 contained contain VBN 43963 1181 6 in in IN 43963 1181 7 these these DT 43963 1181 8 papers paper NNS 43963 1181 9 is be VBZ 43963 1181 10 controversial controversial JJ 43963 1181 11 , , , 43963 1181 12 and and CC 43963 1181 13 need nee MD 43963 1181 14 not not RB 43963 1181 15 be be VB 43963 1181 16 fully fully RB 43963 1181 17 read read VBN 43963 1181 18 by by IN 43963 1181 19 those those DT 43963 1181 20 who who WP 43963 1181 21 merely merely RB 43963 1181 22 wish wish VBP 43963 1181 23 to to TO 43963 1181 24 obtain obtain VB 43963 1181 25 a a DT 43963 1181 26 general general JJ 43963 1181 27 account account NN 43963 1181 28 of of IN 43963 1181 29 the the DT 43963 1181 30 rocks rock NNS 43963 1181 31 of of IN 43963 1181 32 the the DT 43963 1181 33 district district NN 43963 1181 34 . . . 43963 1181 35 ] ] -RRB- 43963 1182 1 In in IN 43963 1182 2 Caernarvonshire Caernarvonshire NNP 43963 1182 3 two two CD 43963 1182 4 ridges ridge NNS 43963 1182 5 are be VBP 43963 1182 6 found find VBN 43963 1182 7 , , , 43963 1182 8 the the DT 43963 1182 9 one one NN 43963 1182 10 running run VBG 43963 1182 11 from from IN 43963 1182 12 Bangor Bangor NNP 43963 1182 13 to to IN 43963 1182 14 Caernarvon Caernarvon NNP 43963 1182 15 , , , 43963 1182 16 and and CC 43963 1182 17 the the DT 43963 1182 18 other other JJ 43963 1182 19 through through IN 43963 1182 20 Llanberis Llanberis NNP 43963 1182 21 lake lake NN 43963 1182 22 . . . 43963 1183 1 The the DT 43963 1183 2 rocks rock NNS 43963 1183 3 of of IN 43963 1183 4 these these DT 43963 1183 5 are be VBP 43963 1183 6 generally generally RB 43963 1183 7 similar similar JJ 43963 1183 8 to to IN 43963 1183 9 those those DT 43963 1183 10 of of IN 43963 1183 11 St St NNP 43963 1183 12 Davids Davids NNP 43963 1183 13 , , , 43963 1183 14 and and CC 43963 1183 15 as as IN 43963 1183 16 the the DT 43963 1183 17 lowest low JJS 43963 1183 18 Cambrian cambrian JJ 43963 1183 19 rocks rock NNS 43963 1183 20 of of IN 43963 1183 21 the the DT 43963 1183 22 area area NN 43963 1183 23 closely closely RB 43963 1183 24 resemble resemble VBP 43963 1183 25 those those DT 43963 1183 26 of of IN 43963 1183 27 St St NNP 43963 1183 28 Davids Davids NNP 43963 1183 29 , , , 43963 1183 30 the the DT 43963 1183 31 Precambrian precambrian JJ 43963 1183 32 age age NN 43963 1183 33 of of IN 43963 1183 34 the the DT 43963 1183 35 rocks rock NNS 43963 1183 36 of of IN 43963 1183 37 these these DT 43963 1183 38 ridges ridge NNS 43963 1183 39 is be VBZ 43963 1183 40 rendered render VBN 43963 1183 41 highly highly RB 43963 1183 42 probable probable JJ 43963 1183 43 , , , 43963 1183 44 though though IN 43963 1183 45 until until IN 43963 1183 46 the the DT 43963 1183 47 discovery discovery NN 43963 1183 48 of of IN 43963 1183 49 the the DT 43963 1183 50 _ _ NNP 43963 1183 51 Olenellus_-fauna olenellus_-fauna NN 43963 1183 52 in in IN 43963 1183 53 the the DT 43963 1183 54 area area NN 43963 1183 55 , , , 43963 1183 56 it -PRON- PRP 43963 1183 57 can can MD 43963 1183 58 not not RB 43963 1183 59 be be VB 43963 1183 60 regarded regard VBN 43963 1183 61 as as IN 43963 1183 62 proved[57 proved[57 NNP 43963 1183 63 ] ] -RRB- 43963 1183 64 . . . 43963 1184 1 [ [ -LRB- 43963 1184 2 Footnote Footnote NNP 43963 1184 3 57 57 CD 43963 1184 4 : : : 43963 1184 5 These these DT 43963 1184 6 rocks rock NNS 43963 1184 7 are be VBP 43963 1184 8 described describe VBN 43963 1184 9 by by IN 43963 1184 10 T. t. NN 43963 1184 11 M^{c}K. M^{c}K. NNP 43963 1184 12 Hughes Hughes NNP 43963 1184 13 , , , 43963 1184 14 _ _ NNP 43963 1184 15 Quart Quart NNP 43963 1184 16 . . . 43963 1185 1 Journ Journ NNP 43963 1185 2 . . . 43963 1186 1 Geol Geol NNP 43963 1186 2 . . . 43963 1187 1 Soc Soc NNP 43963 1187 2 . . . 43963 1187 3 _ _ NNP 43963 1187 4 , , , 43963 1187 5 vol vol NNP 43963 1187 6 . . . 43963 1188 1 XXXIV XXXIV NNP 43963 1188 2 . . . 43963 1189 1 p. p. NN 43963 1189 2 137 137 CD 43963 1189 3 , , , 43963 1189 4 and and CC 43963 1189 5 XXXV XXXV NNP 43963 1189 6 . . . 43963 1190 1 p. p. NN 43963 1190 2 682 682 CD 43963 1190 3 ; ; : 43963 1190 4 by by IN 43963 1190 5 Prof. Prof. NNP 43963 1190 6 T. T. NNP 43963 1190 7 G. G. NNP 43963 1190 8 Bonney Bonney NNP 43963 1190 9 , , , 43963 1190 10 _ _ NNP 43963 1190 11 ibid ibid NN 43963 1190 12 . . . 43963 1190 13 _ _ NNP 43963 1190 14 vol vol NNP 43963 1190 15 . . . 43963 1191 1 XXXIV XXXIV NNP 43963 1191 2 . . . 43963 1192 1 p. p. NN 43963 1192 2 144 144 CD 43963 1192 3 ; ; : 43963 1192 4 and and CC 43963 1192 5 by by IN 43963 1192 6 Dr Dr NNP 43963 1192 7 Hicks Hicks NNP 43963 1192 8 , , , 43963 1192 9 _ _ NNP 43963 1192 10 ibid ibid NN 43963 1192 11 . . . 43963 1192 12 _ _ NNP 43963 1192 13 vol vol NNP 43963 1192 14 . . . 43963 1193 1 XXXV XXXV NNP 43963 1193 2 . . . 43963 1194 1 p. p. NN 43963 1195 1 295 295 CD 43963 1195 2 . . . 43963 1195 3 ] ] -RRB- 43963 1196 1 The the DT 43963 1196 2 actual actual JJ 43963 1196 3 position position NN 43963 1196 4 of of IN 43963 1196 5 the the DT 43963 1196 6 similar similar JJ 43963 1196 7 rocks rock NNS 43963 1196 8 of of IN 43963 1196 9 Anglesey Anglesey NNP 43963 1196 10 has have VBZ 43963 1196 11 not not RB 43963 1196 12 been be VBN 43963 1196 13 so so RB 43963 1196 14 clearly clearly RB 43963 1196 15 fixed fix VBN 43963 1196 16 , , , 43963 1196 17 as as IN 43963 1196 18 the the DT 43963 1196 19 rocks rock NNS 43963 1196 20 associated associate VBN 43963 1196 21 with with IN 43963 1196 22 them -PRON- PRP 43963 1196 23 are be VBP 43963 1196 24 of of IN 43963 1196 25 Ordovician ordovician JJ 43963 1196 26 age age NN 43963 1196 27 , , , 43963 1196 28 but but CC 43963 1196 29 their -PRON- PRP$ 43963 1196 30 resemblance resemblance NN 43963 1196 31 to to IN 43963 1196 32 the the DT 43963 1196 33 rocks rock NNS 43963 1196 34 of of IN 43963 1196 35 the the DT 43963 1196 36 adjoining adjoining JJ 43963 1196 37 regions region NNS 43963 1196 38 renders render VBZ 43963 1196 39 their -PRON- PRP$ 43963 1196 40 Precambrian precambrian JJ 43963 1196 41 age age NN 43963 1196 42 highly highly RB 43963 1196 43 probable probable JJ 43963 1196 44 . . . 43963 1197 1 It -PRON- PRP 43963 1197 2 is be VBZ 43963 1197 3 interesting interesting JJ 43963 1197 4 to to TO 43963 1197 5 find find VB 43963 1197 6 in in IN 43963 1197 7 association association NN 43963 1197 8 with with IN 43963 1197 9 the the DT 43963 1197 10 rocks rock NNS 43963 1197 11 which which WDT 43963 1197 12 resemble resemble VBP 43963 1197 13 those those DT 43963 1197 14 of of IN 43963 1197 15 Caernarvonshire Caernarvonshire NNP 43963 1197 16 , , , 43963 1197 17 others other NNS 43963 1197 18 which which WDT 43963 1197 19 Sir Sir NNP 43963 1197 20 A. A. NNP 43963 1197 21 Geikie Geikie NNP 43963 1197 22 recognises recognise VBZ 43963 1197 23 as as RB 43963 1197 24 quite quite RB 43963 1197 25 similar similar JJ 43963 1197 26 to to IN 43963 1197 27 some some DT 43963 1197 28 existing exist VBG 43963 1197 29 amongst amongst IN 43963 1197 30 the the DT 43963 1197 31 crystalline crystalline NN 43963 1197 32 schists schist NNS 43963 1197 33 of of IN 43963 1197 34 the the DT 43963 1197 35 north north NN 43963 1197 36 - - HYPH 43963 1197 37 west west NN 43963 1197 38 Highlands Highlands NNPS 43963 1197 39 of of IN 43963 1197 40 Scotland Scotland NNP 43963 1197 41 , , , 43963 1197 42 and and CC 43963 1197 43 when when WRB 43963 1197 44 these these DT 43963 1197 45 ancient ancient JJ 43963 1197 46 rocks rock NNS 43963 1197 47 of of IN 43963 1197 48 Anglesey Anglesey NNP 43963 1197 49 have have VBP 43963 1197 50 been be VBN 43963 1197 51 mapped map VBN 43963 1197 52 in in IN 43963 1197 53 detail detail NN 43963 1197 54 , , , 43963 1197 55 they -PRON- PRP 43963 1197 56 will will MD 43963 1197 57 probably probably RB 43963 1197 58 be be VB 43963 1197 59 found find VBN 43963 1197 60 to to TO 43963 1197 61 present present VB 43963 1197 62 greater great JJR 43963 1197 63 variety variety NN 43963 1197 64 than than IN 43963 1197 65 is be VBZ 43963 1197 66 afforded afford VBN 43963 1197 67 by by IN 43963 1197 68 any any DT 43963 1197 69 Precambrian precambrian JJ 43963 1197 70 rocks rock NNS 43963 1197 71 of of IN 43963 1197 72 Great Great NNP 43963 1197 73 Britain Britain NNP 43963 1197 74 occurring occur VBG 43963 1197 75 S. S. NNP 43963 1197 76 of of IN 43963 1197 77 the the DT 43963 1197 78 Scotch Scotch NNP 43963 1197 79 border[58 border[58 NNP 43963 1197 80 ] ] -RRB- 43963 1197 81 . . . 43963 1198 1 [ [ -LRB- 43963 1198 2 Footnote footnote NN 43963 1198 3 58 58 CD 43963 1198 4 : : : 43963 1198 5 Papers paper NNS 43963 1198 6 upon upon IN 43963 1198 7 the the DT 43963 1198 8 old old JJ 43963 1198 9 rocks rock NNS 43963 1198 10 of of IN 43963 1198 11 Anglesey Anglesey NNP 43963 1198 12 will will MD 43963 1198 13 be be VB 43963 1198 14 found find VBN 43963 1198 15 in in IN 43963 1198 16 many many JJ 43963 1198 17 volumes volume NNS 43963 1198 18 of of IN 43963 1198 19 the the DT 43963 1198 20 _ _ NNP 43963 1198 21 Quarterly Quarterly NNP 43963 1198 22 Journal Journal NNP 43963 1198 23 of of IN 43963 1198 24 the the DT 43963 1198 25 Geological Geological NNP 43963 1198 26 Society Society NNP 43963 1198 27 _ _ NNP 43963 1198 28 ; ; : 43963 1198 29 see see VB 43963 1198 30 especially especially RB 43963 1198 31 Hicks Hicks NNP 43963 1198 32 , , , 43963 1198 33 vol vol NNP 43963 1198 34 . . . 43963 1199 1 XXXV XXXV NNP 43963 1199 2 . . . 43963 1200 1 p. p. NN 43963 1200 2 295 295 CD 43963 1200 3 , , , 43963 1200 4 Callaway Callaway NNP 43963 1200 5 , , , 43963 1200 6 vol vol NNP 43963 1200 7 . . . 43963 1201 1 XXXVI XXXVI NNP 43963 1201 2 . . . 43963 1202 1 p. p. NN 43963 1202 2 536 536 CD 43963 1202 3 , , , 43963 1202 4 XXXVII XXXVII NNP 43963 1202 5 . . . 43963 1203 1 p. p. NN 43963 1203 2 210 210 CD 43963 1203 3 , , , 43963 1203 4 and and CC 43963 1203 5 Blake Blake NNP 43963 1203 6 , , , 43963 1203 7 XLIV XLIV NNP 43963 1203 8 . . . 43963 1204 1 p. p. NN 43963 1205 1 463 463 CD 43963 1205 2 . . . 43963 1205 3 ] ] -RRB- 43963 1206 1 Of of IN 43963 1206 2 rocks rock NNS 43963 1206 3 whose whose WP$ 43963 1206 4 age age NN 43963 1206 5 is be VBZ 43963 1206 6 more more RBR 43963 1206 7 uncertain uncertain JJ 43963 1206 8 , , , 43963 1206 9 but but CC 43963 1206 10 which which WDT 43963 1206 11 are be VBP 43963 1206 12 probably probably RB 43963 1206 13 of of IN 43963 1206 14 Precambrian precambrian JJ 43963 1206 15 age age NN 43963 1206 16 , , , 43963 1206 17 those those DT 43963 1206 18 of of IN 43963 1206 19 Charnwood Charnwood NNP 43963 1206 20 Forest Forest NNP 43963 1206 21 in in IN 43963 1206 22 Leicestershire Leicestershire NNP 43963 1206 23 may may MD 43963 1206 24 first first RB 43963 1206 25 be be VB 43963 1206 26 noticed notice VBN 43963 1206 27 . . . 43963 1207 1 They -PRON- PRP 43963 1207 2 are be VBP 43963 1207 3 largely largely RB 43963 1207 4 of of IN 43963 1207 5 pyroclastic pyroclastic JJ 43963 1207 6 origin origin NN 43963 1207 7 , , , 43963 1207 8 and and CC 43963 1207 9 from from IN 43963 1207 10 their -PRON- PRP$ 43963 1207 11 likeness likeness NN 43963 1207 12 to to IN 43963 1207 13 similar similar JJ 43963 1207 14 rocks rock NNS 43963 1207 15 of of IN 43963 1207 16 proved prove VBN 43963 1207 17 Precambrian precambrian JJ 43963 1207 18 age age NN 43963 1207 19 , , , 43963 1207 20 they -PRON- PRP 43963 1207 21 are be VBP 43963 1207 22 very very RB 43963 1207 23 probably probably RB 43963 1207 24 of of IN 43963 1207 25 this this DT 43963 1207 26 age age NN 43963 1207 27 , , , 43963 1207 28 as as IN 43963 1207 29 suggested suggest VBN 43963 1207 30 by by IN 43963 1207 31 Messrs Messrs NNP 43963 1207 32 Hill Hill NNP 43963 1207 33 and and CC 43963 1207 34 Bonney[59 Bonney[59 NNP 43963 1207 35 ] ] -RRB- 43963 1207 36 . . . 43963 1208 1 A a DT 43963 1208 2 group group NN 43963 1208 3 of of IN 43963 1208 4 crystalline crystalline JJ 43963 1208 5 schists schist NNS 43963 1208 6 is be VBZ 43963 1208 7 found find VBN 43963 1208 8 in in IN 43963 1208 9 the the DT 43963 1208 10 south south NN 43963 1208 11 of of IN 43963 1208 12 Cornwall Cornwall NNP 43963 1208 13 , , , 43963 1208 14 especially especially RB 43963 1208 15 near near IN 43963 1208 16 the the DT 43963 1208 17 Lizard Lizard NNP 43963 1208 18 , , , 43963 1208 19 and and CC 43963 1208 20 similar similar JJ 43963 1208 21 rocks rock NNS 43963 1208 22 are be VBP 43963 1208 23 found find VBN 43963 1208 24 in in IN 43963 1208 25 the the DT 43963 1208 26 Channel Channel NNP 43963 1208 27 Isles Isles NNPS 43963 1208 28 . . . 43963 1209 1 As as IN 43963 1209 2 their -PRON- PRP$ 43963 1209 3 relationship relationship NN 43963 1209 4 to to IN 43963 1209 5 newer new JJR 43963 1209 6 rocks rock NNS 43963 1209 7 is be VBZ 43963 1209 8 not not RB 43963 1209 9 clear clear JJ 43963 1209 10 , , , 43963 1209 11 little little JJ 43963 1209 12 can can MD 43963 1209 13 be be VB 43963 1209 14 said say VBN 43963 1209 15 about about IN 43963 1209 16 them -PRON- PRP 43963 1209 17 , , , 43963 1209 18 which which WDT 43963 1209 19 has have VBZ 43963 1209 20 not not RB 43963 1209 21 already already RB 43963 1209 22 been be VBN 43963 1209 23 noticed notice VBN 43963 1209 24 in in IN 43963 1209 25 mentioning mention VBG 43963 1209 26 the the DT 43963 1209 27 crystalline crystalline JJ 43963 1209 28 schists schist NNS 43963 1209 29 of of IN 43963 1209 30 other other JJ 43963 1209 31 regions[60 regions[60 NN 43963 1209 32 ] ] -RRB- 43963 1209 33 . . . 43963 1210 1 [ [ -LRB- 43963 1210 2 Footnote footnote NN 43963 1210 3 59 59 CD 43963 1210 4 : : : 43963 1210 5 Hill Hill NNP 43963 1210 6 and and CC 43963 1210 7 Bonney Bonney NNP 43963 1210 8 , , , 43963 1210 9 _ _ NNP 43963 1210 10 Quart Quart NNP 43963 1210 11 . . . 43963 1211 1 Journ Journ NNP 43963 1211 2 . . . 43963 1212 1 Geol Geol NNP 43963 1212 2 . . . 43963 1213 1 Soc Soc NNP 43963 1213 2 . . . 43963 1213 3 _ _ NNP 43963 1213 4 , , , 43963 1213 5 vol vol NNP 43963 1213 6 . . . 43963 1214 1 XXXIII XXXIII NNP 43963 1214 2 . . . 43963 1215 1 p. p. NN 43963 1215 2 754 754 CD 43963 1215 3 , , , 43963 1215 4 XXXIV XXXIV NNP 43963 1215 5 . . . 43963 1216 1 p. p. NN 43963 1216 2 199 199 CD 43963 1216 3 and and CC 43963 1216 4 XLVII XLVII NNP 43963 1216 5 . . . 43963 1217 1 p. p. NN 43963 1217 2 78 78 CD 43963 1217 3 ; ; : 43963 1217 4 see see VB 43963 1217 5 also also RB 43963 1217 6 Watts Watts NNP 43963 1217 7 , , , 43963 1217 8 W. W. NNP 43963 1217 9 W. W. NNP 43963 1217 10 , , , 43963 1217 11 _ _ NNP 43963 1217 12 Rep. Rep. NNP 43963 1218 1 Brit Brit NNP 43963 1218 2 . . . 43963 1219 1 Assoc Assoc NNP 43963 1219 2 . . . 43963 1219 3 _ _ NNP 43963 1219 4 for for IN 43963 1219 5 1896 1896 CD 43963 1219 6 , , , 43963 1219 7 p. p. NN 43963 1220 1 795 795 CD 43963 1220 2 . . . 43963 1220 3 ] ] -RRB- 43963 1221 1 [ [ -LRB- 43963 1221 2 Footnote Footnote NNP 43963 1221 3 60 60 CD 43963 1221 4 : : : 43963 1221 5 For for IN 43963 1221 6 an an DT 43963 1221 7 account account NN 43963 1221 8 of of IN 43963 1221 9 the the DT 43963 1221 10 Volcanic Volcanic NNP 43963 1221 11 History history NN 43963 1221 12 of of IN 43963 1221 13 Britain Britain NNP 43963 1221 14 in in IN 43963 1221 15 Precambrian Precambrian NNP 43963 1221 16 times time NNS 43963 1221 17 , , , 43963 1221 18 see see VB 43963 1221 19 Sir Sir NNP 43963 1221 20 A. A. NNP 43963 1221 21 Geikie Geikie NNP 43963 1221 22 , , , 43963 1221 23 Presidential Presidential NNP 43963 1221 24 Address Address NNP 43963 1221 25 to to IN 43963 1221 26 the the DT 43963 1221 27 Geological Geological NNP 43963 1221 28 Society Society NNP 43963 1221 29 , , , 43963 1221 30 _ _ NNP 43963 1221 31 Quart Quart NNP 43963 1221 32 . . . 43963 1222 1 Journ Journ NNP 43963 1222 2 . . . 43963 1223 1 Geol Geol NNP 43963 1223 2 . . . 43963 1224 1 Soc Soc NNP 43963 1224 2 . . . 43963 1224 3 _ _ NNP 43963 1224 4 , , , 43963 1224 5 vol vol NNP 43963 1224 6 . . . 43963 1225 1 XLVII XLVII NNP 43963 1225 2 . . . 43963 1226 1 p. p. NN 43963 1227 1 63 63 CD 43963 1227 2 . . . 43963 1227 3 ] ] -RRB- 43963 1228 1 The the DT 43963 1228 2 Precambrian precambrian JJ 43963 1228 3 rocks rock NNS 43963 1228 4 of of IN 43963 1228 5 the the DT 43963 1228 6 European european JJ 43963 1228 7 continent continent NN 43963 1228 8 consist consist VB 43963 1228 9 largely largely RB 43963 1228 10 of of IN 43963 1228 11 crystalline crystalline JJ 43963 1228 12 schists schist NNS 43963 1228 13 which which WDT 43963 1228 14 in in IN 43963 1228 15 their -PRON- PRP$ 43963 1228 16 general general JJ 43963 1228 17 aspects aspect NNS 43963 1228 18 recall recall VBP 43963 1228 19 those those DT 43963 1228 20 of of IN 43963 1228 21 the the DT 43963 1228 22 north north NN 43963 1228 23 - - HYPH 43963 1228 24 west west NN 43963 1228 25 Highlands Highlands NNPS 43963 1228 26 of of IN 43963 1228 27 Scotland Scotland NNP 43963 1228 28 . . . 43963 1229 1 Important important JJ 43963 1229 2 masses masse NNS 43963 1229 3 are be VBP 43963 1229 4 found find VBN 43963 1229 5 in in IN 43963 1229 6 Bavaria Bavaria NNP 43963 1229 7 , , , 43963 1229 8 Bohemia Bohemia NNP 43963 1229 9 , , , 43963 1229 10 France France NNP 43963 1229 11 , , , 43963 1229 12 Spain Spain NNP 43963 1229 13 , , , 43963 1229 14 Scandinavia Scandinavia NNP 43963 1229 15 and and CC 43963 1229 16 Russia Russia NNP 43963 1229 17 . . . 43963 1230 1 The the DT 43963 1230 2 Scandinavian scandinavian JJ 43963 1230 3 and and CC 43963 1230 4 Russian russian JJ 43963 1230 5 rocks rock NNS 43963 1230 6 of of IN 43963 1230 7 Archæan Archæan NNP 43963 1230 8 type type NN 43963 1230 9 are be VBP 43963 1230 10 in in IN 43963 1230 11 places place NNS 43963 1230 12 succeeded succeed VBN 43963 1230 13 by by IN 43963 1230 14 the the DT 43963 1230 15 _ _ NNP 43963 1230 16 Olenellus_-bearing olenellus_-beare VBG 43963 1230 17 beds bed NNS 43963 1230 18 of of IN 43963 1230 19 the the DT 43963 1230 20 Cambrian cambrian JJ 43963 1230 21 rocks rock NNS 43963 1230 22 , , , 43963 1230 23 and and CC 43963 1230 24 rocks rock NNS 43963 1230 25 of of IN 43963 1230 26 Eparchæan Eparchæan NNP 43963 1230 27 character character NN 43963 1230 28 are be VBP 43963 1230 29 not not RB 43963 1230 30 extensively extensively RB 43963 1230 31 developed develop VBN 43963 1230 32 , , , 43963 1230 33 though though IN 43963 1230 34 certain certain JJ 43963 1230 35 Norwegian norwegian JJ 43963 1230 36 rocks rock NNS 43963 1230 37 may may MD 43963 1230 38 be be VB 43963 1230 39 the the DT 43963 1230 40 equivalents equivalent NNS 43963 1230 41 of of IN 43963 1230 42 the the DT 43963 1230 43 Torridonian Torridonian NNP 43963 1230 44 rocks rock NNS 43963 1230 45 of of IN 43963 1230 46 Scotland Scotland NNP 43963 1230 47 , , , 43963 1230 48 and and CC 43963 1230 49 other other JJ 43963 1230 50 rocks rock NNS 43963 1230 51 of of IN 43963 1230 52 this this DT 43963 1230 53 type type NN 43963 1230 54 are be VBP 43963 1230 55 found find VBN 43963 1230 56 in in IN 43963 1230 57 places place NNS 43963 1230 58 in in IN 43963 1230 59 Sweden Sweden NNP 43963 1230 60 . . . 43963 1231 1 In in IN 43963 1231 2 Bohemia Bohemia NNP 43963 1231 3 and and CC 43963 1231 4 in in IN 43963 1231 5 Brittany Brittany NNP 43963 1231 6 Precambrian precambrian JJ 43963 1231 7 strata strata NN 43963 1231 8 of of IN 43963 1231 9 Eparchæan Eparchæan NNP 43963 1231 10 type type NN 43963 1231 11 have have VBP 43963 1231 12 been be VBN 43963 1231 13 discovered discover VBN 43963 1231 14 , , , 43963 1231 15 and and CC 43963 1231 16 this this DT 43963 1231 17 type type NN 43963 1231 18 probably probably RB 43963 1231 19 occurs occur VBZ 43963 1231 20 elsewhere elsewhere RB 43963 1231 21 in in IN 43963 1231 22 Europe Europe NNP 43963 1231 23 . . . 43963 1232 1 The the DT 43963 1232 2 North north JJ 43963 1232 3 American american JJ 43963 1232 4 rocks rock NNS 43963 1232 5 require require VBP 43963 1232 6 some some DT 43963 1232 7 notice notice NN 43963 1232 8 , , , 43963 1232 9 for for IN 43963 1232 10 it -PRON- PRP 43963 1232 11 was be VBD 43963 1232 12 in in IN 43963 1232 13 Canada Canada NNP 43963 1232 14 that that IN 43963 1232 15 the the DT 43963 1232 16 existence existence NN 43963 1232 17 of of IN 43963 1232 18 Precambrian precambrian JJ 43963 1232 19 rocks rock NNS 43963 1232 20 was be VBD 43963 1232 21 first first RB 43963 1232 22 recognised recognise VBN 43963 1232 23 , , , 43963 1232 24 and and CC 43963 1232 25 the the DT 43963 1232 26 term term NN 43963 1232 27 Laurentian Laurentian NNP 43963 1232 28 , , , 43963 1232 29 originally originally RB 43963 1232 30 applied apply VBD 43963 1232 31 to to IN 43963 1232 32 an an DT 43963 1232 33 Archæan Archæan NNP 43963 1232 34 type type NN 43963 1232 35 of of IN 43963 1232 36 Precambrian precambrian JJ 43963 1232 37 rocks rock NNS 43963 1232 38 in in IN 43963 1232 39 Canada Canada NNP 43963 1232 40 , , , 43963 1232 41 was be VBD 43963 1232 42 subsequently subsequently RB 43963 1232 43 adopted adopt VBN 43963 1232 44 in in IN 43963 1232 45 speaking speak VBG 43963 1232 46 of of IN 43963 1232 47 many many JJ 43963 1232 48 Precambrian precambrian JJ 43963 1232 49 rocks rock NNS 43963 1232 50 elsewhere elsewhere RB 43963 1232 51 , , , 43963 1232 52 though though IN 43963 1232 53 it -PRON- PRP 43963 1232 54 is be VBZ 43963 1232 55 now now RB 43963 1232 56 wisely wisely RB 43963 1232 57 restricted restrict VBN 43963 1232 58 to to IN 43963 1232 59 the the DT 43963 1232 60 type type NN 43963 1232 61 of of IN 43963 1232 62 rock rock NN 43963 1232 63 in in IN 43963 1232 64 the the DT 43963 1232 65 original original JJ 43963 1232 66 area area NN 43963 1232 67 to to TO 43963 1232 68 which which WDT 43963 1232 69 the the DT 43963 1232 70 name name NN 43963 1232 71 was be VBD 43963 1232 72 first first RB 43963 1232 73 given give VBN 43963 1232 74 . . . 43963 1233 1 These these DT 43963 1233 2 Laurentian laurentian JJ 43963 1233 3 rocks rock NNS 43963 1233 4 acquired acquire VBD 43963 1233 5 a a DT 43963 1233 6 special special JJ 43963 1233 7 , , , 43963 1233 8 interest interest NN 43963 1233 9 on on IN 43963 1233 10 account account NN 43963 1233 11 of of IN 43963 1233 12 the the DT 43963 1233 13 occurrence occurrence NN 43963 1233 14 in in IN 43963 1233 15 their -PRON- PRP$ 43963 1233 16 limestones limestone NNS 43963 1233 17 of of IN 43963 1233 18 a a DT 43963 1233 19 supposed suppose VBN 43963 1233 20 reef reef NN 43963 1233 21 - - HYPH 43963 1233 22 building building NN 43963 1233 23 foraminifer foraminifer NN 43963 1233 24 , , , 43963 1233 25 _ _ NNP 43963 1233 26 Eozoon Eozoon NNP 43963 1233 27 canadense canadense NN 43963 1233 28 _ _ NNP 43963 1233 29 , , , 43963 1233 30 but but CC 43963 1233 31 detailed detailed JJ 43963 1233 32 study study NN 43963 1233 33 of of IN 43963 1233 34 its -PRON- PRP$ 43963 1233 35 structure structure NN 43963 1233 36 and and CC 43963 1233 37 mode mode NN 43963 1233 38 of of IN 43963 1233 39 occurrence occurrence NN 43963 1233 40 has have VBZ 43963 1233 41 convinced convince VBN 43963 1233 42 most most JJS 43963 1233 43 geologists geologist NNS 43963 1233 44 that that IN 43963 1233 45 the the DT 43963 1233 46 structure structure NN 43963 1233 47 is be VBZ 43963 1233 48 inorganic inorganic JJ 43963 1233 49 . . . 43963 1234 1 The the DT 43963 1234 2 Laurentian laurentian JJ 43963 1234 3 rocks rock NNS 43963 1234 4 of of IN 43963 1234 5 the the DT 43963 1234 6 typical typical JJ 43963 1234 7 Laurentide Laurentide NNP 43963 1234 8 region region NN 43963 1234 9 are be VBP 43963 1234 10 largely largely RB 43963 1234 11 crystalline crystalline JJ 43963 1234 12 schists schist NNS 43963 1234 13 associated associate VBN 43963 1234 14 with with IN 43963 1234 15 massive massive JJ 43963 1234 16 crystalline crystalline NN 43963 1234 17 rocks rock NNS 43963 1234 18 . . . 43963 1235 1 The the DT 43963 1235 2 attempt attempt NN 43963 1235 3 to to TO 43963 1235 4 separate separate VB 43963 1235 5 them -PRON- PRP 43963 1235 6 chronologically chronologically RB 43963 1235 7 into into IN 43963 1235 8 a a DT 43963 1235 9 Lower low JJR 43963 1235 10 and and CC 43963 1235 11 Upper Upper NNP 43963 1235 12 division division NN 43963 1235 13 was be VBD 43963 1235 14 premature premature JJ 43963 1235 15 , , , 43963 1235 16 as as IN 43963 1235 17 shewn shew VBN 43963 1235 18 by by IN 43963 1235 19 the the DT 43963 1235 20 fact fact NN 43963 1235 21 that that IN 43963 1235 22 many many JJ 43963 1235 23 of of IN 43963 1235 24 them -PRON- PRP 43963 1235 25 , , , 43963 1235 26 upon upon IN 43963 1235 27 detailed detailed JJ 43963 1235 28 study study NN 43963 1235 29 , , , 43963 1235 30 prove prove VBP 43963 1235 31 to to TO 43963 1235 32 be be VB 43963 1235 33 intrusive intrusive JJ 43963 1235 34 igneous igneous JJ 43963 1235 35 rocks rock NNS 43963 1235 36 . . . 43963 1236 1 In in IN 43963 1236 2 the the DT 43963 1236 3 neighbourhood neighbourhood NN 43963 1236 4 of of IN 43963 1236 5 Lake Lake NNP 43963 1236 6 Huron Huron NNP 43963 1236 7 , , , 43963 1236 8 a a DT 43963 1236 9 set set NN 43963 1236 10 of of IN 43963 1236 11 sedimentary sedimentary JJ 43963 1236 12 rocks rock NNS 43963 1236 13 overlying overlie VBG 43963 1236 14 the the DT 43963 1236 15 Archæan Archæan NNP 43963 1236 16 rocks rock NNS 43963 1236 17 is be VBZ 43963 1236 18 of of IN 43963 1236 19 Eparchæan Eparchæan NNP 43963 1236 20 type type NN 43963 1236 21 , , , 43963 1236 22 consisting consist VBG 43963 1236 23 to to IN 43963 1236 24 a a DT 43963 1236 25 great great JJ 43963 1236 26 extent extent NN 43963 1236 27 of of IN 43963 1236 28 volcanic volcanic JJ 43963 1236 29 rocks rock NNS 43963 1236 30 , , , 43963 1236 31 clay clay NN 43963 1236 32 - - HYPH 43963 1236 33 slates slate NNS 43963 1236 34 and and CC 43963 1236 35 schists schist NNS 43963 1236 36 with with IN 43963 1236 37 intrusive intrusive JJ 43963 1236 38 igneous igneous JJ 43963 1236 39 rocks rock NNS 43963 1236 40 ; ; : 43963 1236 41 it -PRON- PRP 43963 1236 42 has have VBZ 43963 1236 43 been be VBN 43963 1236 44 termed term VBN 43963 1236 45 the the DT 43963 1236 46 Huronian Huronian NNP 43963 1236 47 System System NNP 43963 1236 48 , , , 43963 1236 49 and and CC 43963 1236 50 this this DT 43963 1236 51 term term NN 43963 1236 52 has have VBZ 43963 1236 53 also also RB 43963 1236 54 been be VBN 43963 1236 55 extensively extensively RB 43963 1236 56 applied apply VBN 43963 1236 57 to to IN 43963 1236 58 other other JJ 43963 1236 59 Eparchæan Eparchæan NNP 43963 1236 60 types type NNS 43963 1236 61 found find VBD 43963 1236 62 elsewhere elsewhere RB 43963 1236 63 , , , 43963 1236 64 but but CC 43963 1236 65 should should MD 43963 1236 66 be be VB 43963 1236 67 restricted restrict VBN 43963 1236 68 to to IN 43963 1236 69 the the DT 43963 1236 70 rocks rock NNS 43963 1236 71 of of IN 43963 1236 72 the the DT 43963 1236 73 Huron Huron NNP 43963 1236 74 district district NN 43963 1236 75 . . . 43963 1237 1 A a DT 43963 1237 2 number number NN 43963 1237 3 of of IN 43963 1237 4 other other JJ 43963 1237 5 rocks rock NNS 43963 1237 6 of of IN 43963 1237 7 Eparchæan Eparchæan NNP 43963 1237 8 type type NN 43963 1237 9 have have VBP 43963 1237 10 been be VBN 43963 1237 11 discovered discover VBN 43963 1237 12 in in IN 43963 1237 13 various various JJ 43963 1237 14 parts part NNS 43963 1237 15 of of IN 43963 1237 16 North North NNP 43963 1237 17 America America NNP 43963 1237 18 , , , 43963 1237 19 and and CC 43963 1237 20 have have VBP 43963 1237 21 been be VBN 43963 1237 22 grouped group VBN 43963 1237 23 together together RB 43963 1237 24 under under IN 43963 1237 25 the the DT 43963 1237 26 title title NN 43963 1237 27 of of IN 43963 1237 28 Algonkian Algonkian NNP 43963 1237 29 , , , 43963 1237 30 a a DT 43963 1237 31 name name NN 43963 1237 32 proposed propose VBN 43963 1237 33 for for IN 43963 1237 34 them -PRON- PRP 43963 1237 35 by by IN 43963 1237 36 Dr Dr NNP 43963 1237 37 C. C. NNP 43963 1237 38 D. D. NNP 43963 1237 39 Walcott Walcott NNP 43963 1237 40 , , , 43963 1237 41 and and CC 43963 1237 42 an an DT 43963 1237 43 attempt attempt NN 43963 1237 44 has have VBZ 43963 1237 45 been be VBN 43963 1237 46 made make VBN 43963 1237 47 to to TO 43963 1237 48 arrange arrange VB 43963 1237 49 them -PRON- PRP 43963 1237 50 in in IN 43963 1237 51 chronological chronological JJ 43963 1237 52 order order NN 43963 1237 53 , , , 43963 1237 54 though though IN 43963 1237 55 in in IN 43963 1237 56 the the DT 43963 1237 57 absence absence NN 43963 1237 58 of of IN 43963 1237 59 fossils fossil NNS 43963 1237 60 , , , 43963 1237 61 the the DT 43963 1237 62 rocks rock NNS 43963 1237 63 of of IN 43963 1237 64 different different JJ 43963 1237 65 districts district NNS 43963 1237 66 can can MD 43963 1237 67 only only RB 43963 1237 68 be be VB 43963 1237 69 so so RB 43963 1237 70 arranged arrange VBN 43963 1237 71 by by IN 43963 1237 72 reference reference NN 43963 1237 73 to to IN 43963 1237 74 lithological lithological JJ 43963 1237 75 characters character NNS 43963 1237 76 ; ; : 43963 1237 77 nevertheless nevertheless RB 43963 1237 78 a a DT 43963 1237 79 detailed detailed JJ 43963 1237 80 study study NN 43963 1237 81 of of IN 43963 1237 82 the the DT 43963 1237 83 Eparchæan Eparchæan NNP 43963 1237 84 and and CC 43963 1237 85 some some DT 43963 1237 86 of of IN 43963 1237 87 the the DT 43963 1237 88 more more RBR 43963 1237 89 finely finely RB 43963 1237 90 crystalline crystalline JJ 43963 1237 91 schistose schistose NN 43963 1237 92 rocks rock NNS 43963 1237 93 points point NNS 43963 1237 94 to to IN 43963 1237 95 the the DT 43963 1237 96 existence existence NN 43963 1237 97 of of IN 43963 1237 98 a a DT 43963 1237 99 number number NN 43963 1237 100 of of IN 43963 1237 101 divisions division NNS 43963 1237 102 of of IN 43963 1237 103 sedimentary sedimentary JJ 43963 1237 104 rocks rock NNS 43963 1237 105 of of IN 43963 1237 106 Precambrian precambrian JJ 43963 1237 107 age age NN 43963 1237 108 , , , 43963 1237 109 some some DT 43963 1237 110 of of IN 43963 1237 111 which which WDT 43963 1237 112 may may MD 43963 1237 113 attain attain VB 43963 1237 114 to to IN 43963 1237 115 the the DT 43963 1237 116 dignity dignity NN 43963 1237 117 of of IN 43963 1237 118 forming form VBG 43963 1237 119 separate separate JJ 43963 1237 120 systems[61 systems[61 NNP 43963 1237 121 ] ] -RRB- 43963 1237 122 . . . 43963 1238 1 By by IN 43963 1238 2 far far RB 43963 1238 3 the the DT 43963 1238 4 most most RBS 43963 1238 5 instructive instructive JJ 43963 1238 6 development development NN 43963 1238 7 of of IN 43963 1238 8 American American NNP 43963 1238 9 Precambrian Precambrian NNP 43963 1238 10 rocks rock NNS 43963 1238 11 has have VBZ 43963 1238 12 been be VBN 43963 1238 13 found find VBN 43963 1238 14 in in IN 43963 1238 15 the the DT 43963 1238 16 Rainy Rainy NNP 43963 1238 17 Lake Lake NNP 43963 1238 18 region region NN 43963 1238 19 of of IN 43963 1238 20 Canada Canada NNP 43963 1238 21 , , , 43963 1238 22 and and CC 43963 1238 23 it -PRON- PRP 43963 1238 24 is be VBZ 43963 1238 25 the the DT 43963 1238 26 subject subject NN 43963 1238 27 of of IN 43963 1238 28 a a DT 43963 1238 29 special special JJ 43963 1238 30 memoir memoir NN 43963 1238 31 by by IN 43963 1238 32 Dr Dr NNP 43963 1238 33 A. A. NNP 43963 1238 34 C. C. NNP 43963 1238 35 Lawson[62 Lawson[62 NNP 43963 1238 36 ] ] -RRB- 43963 1238 37 . . . 43963 1239 1 The the DT 43963 1239 2 Archæan Archæan NNP 43963 1239 3 rocks rock NNS 43963 1239 4 of of IN 43963 1239 5 the the DT 43963 1239 6 region region NN 43963 1239 7 are be VBP 43963 1239 8 divided divide VBN 43963 1239 9 into into IN 43963 1239 10 a a DT 43963 1239 11 lower low JJR 43963 1239 12 Laurentian Laurentian NNP 43963 1239 13 and and CC 43963 1239 14 an an DT 43963 1239 15 upper upper JJ 43963 1239 16 division division NN 43963 1239 17 , , , 43963 1239 18 which which WDT 43963 1239 19 is be VBZ 43963 1239 20 further further RB 43963 1239 21 subdivided subdivide VBN 43963 1239 22 into into IN 43963 1239 23 the the DT 43963 1239 24 Coutchiching Coutchiching NNP 43963 1239 25 series series NN 43963 1239 26 below below RB 43963 1239 27 and and CC 43963 1239 28 the the DT 43963 1239 29 Keewatin Keewatin NNP 43963 1239 30 series series NN 43963 1239 31 above above RB 43963 1239 32 , , , 43963 1239 33 though though IN 43963 1239 34 the the DT 43963 1239 35 rocks rock NNS 43963 1239 36 of of IN 43963 1239 37 the the DT 43963 1239 38 Keewatin Keewatin NNP 43963 1239 39 series series NN 43963 1239 40 are be VBP 43963 1239 41 largely largely RB 43963 1239 42 of of IN 43963 1239 43 Eparchæan Eparchæan NNP 43963 1239 44 character character NN 43963 1239 45 . . . 43963 1240 1 The the DT 43963 1240 2 Laurentian laurentian JJ 43963 1240 3 rocks rock NNS 43963 1240 4 of of IN 43963 1240 5 this this DT 43963 1240 6 region region NN 43963 1240 7 resemble resemble VBP 43963 1240 8 those those DT 43963 1240 9 of of IN 43963 1240 10 the the DT 43963 1240 11 Laurentide Laurentide NNP 43963 1240 12 area area NN 43963 1240 13 , , , 43963 1240 14 and and CC 43963 1240 15 consist consist VB 43963 1240 16 of of IN 43963 1240 17 highly highly RB 43963 1240 18 crystalline crystalline JJ 43963 1240 19 schistose schistose NN 43963 1240 20 and and CC 43963 1240 21 gneissose gneissose JJ 43963 1240 22 rocks rock NNS 43963 1240 23 associated associate VBN 43963 1240 24 with with IN 43963 1240 25 compact compact JJ 43963 1240 26 rocks rock NNS 43963 1240 27 . . . 43963 1241 1 The the DT 43963 1241 2 Coutchiching Coutchiching NNP 43963 1241 3 series series NN 43963 1241 4 consists consist VBZ 43963 1241 5 of of IN 43963 1241 6 mica mica NNP 43963 1241 7 schists schist NNS 43963 1241 8 and and CC 43963 1241 9 grey grey NNP 43963 1241 10 laminated laminated NNP 43963 1241 11 gneisses gneisses NNP 43963 1241 12 , , , 43963 1241 13 which which WDT 43963 1241 14 appear appear VBP 43963 1241 15 to to TO 43963 1241 16 have have VB 43963 1241 17 been be VBN 43963 1241 18 of of IN 43963 1241 19 sedimentary sedimentary JJ 43963 1241 20 origin origin NN 43963 1241 21 , , , 43963 1241 22 altered alter VBN 43963 1241 23 by by IN 43963 1241 24 subsequent subsequent JJ 43963 1241 25 metamorphic metamorphic JJ 43963 1241 26 action action NN 43963 1241 27 , , , 43963 1241 28 while while IN 43963 1241 29 the the DT 43963 1241 30 Keewatin Keewatin NNP 43963 1241 31 series series NN 43963 1241 32 , , , 43963 1241 33 which which WDT 43963 1241 34 reposes repose VBZ 43963 1241 35 sometimes sometimes RB 43963 1241 36 upon upon IN 43963 1241 37 the the DT 43963 1241 38 rocks rock NNS 43963 1241 39 of of IN 43963 1241 40 the the DT 43963 1241 41 Coutchiching Coutchiching NNP 43963 1241 42 series series NN 43963 1241 43 ( ( -LRB- 43963 1241 44 when when WRB 43963 1241 45 the the DT 43963 1241 46 junction junction NN 43963 1241 47 is be VBZ 43963 1241 48 an an DT 43963 1241 49 unconformable unconformable JJ 43963 1241 50 one one NN 43963 1241 51 ) ) -RRB- 43963 1241 52 , , , 43963 1241 53 sometimes sometimes RB 43963 1241 54 upon upon IN 43963 1241 55 the the DT 43963 1241 56 Laurentian laurentian JJ 43963 1241 57 rocks rock NNS 43963 1241 58 , , , 43963 1241 59 is be VBZ 43963 1241 60 formed form VBN 43963 1241 61 of of IN 43963 1241 62 pyroclastic pyroclastic JJ 43963 1241 63 rocks rock NNS 43963 1241 64 and and CC 43963 1241 65 lava lava NN 43963 1241 66 flows flow NNS 43963 1241 67 with with IN 43963 1241 68 intercalated intercalate VBN 43963 1241 69 sedimentary sedimentary JJ 43963 1241 70 rocks rock NNS 43963 1241 71 ; ; : 43963 1241 72 some some DT 43963 1241 73 of of IN 43963 1241 74 the the DT 43963 1241 75 Keewatin Keewatin NNP 43963 1241 76 rocks rock NNS 43963 1241 77 are be VBP 43963 1241 78 highly highly RB 43963 1241 79 metamorphosed metamorphose VBN 43963 1241 80 but but CC 43963 1241 81 others other NNS 43963 1241 82 have have VBP 43963 1241 83 undergone undergo VBN 43963 1241 84 little little JJ 43963 1241 85 or or CC 43963 1241 86 no no DT 43963 1241 87 metamorphic metamorphic JJ 43963 1241 88 change change NN 43963 1241 89 . . . 43963 1242 1 The the DT 43963 1242 2 most most RBS 43963 1242 3 important important JJ 43963 1242 4 point point NN 43963 1242 5 in in IN 43963 1242 6 connexion connexion NN 43963 1242 7 with with IN 43963 1242 8 these these DT 43963 1242 9 rocks rock NNS 43963 1242 10 of of IN 43963 1242 11 the the DT 43963 1242 12 Rainy Rainy NNP 43963 1242 13 Lake Lake NNP 43963 1242 14 Region Region NNP 43963 1242 15 has have VBZ 43963 1242 16 reference reference NN 43963 1242 17 to to IN 43963 1242 18 the the DT 43963 1242 19 relationship relationship NN 43963 1242 20 between between IN 43963 1242 21 the the DT 43963 1242 22 Laurentian laurentian JJ 43963 1242 23 rocks rock NNS 43963 1242 24 and and CC 43963 1242 25 those those DT 43963 1242 26 of of IN 43963 1242 27 the the DT 43963 1242 28 Coutchiching Coutchiching NNP 43963 1242 29 and and CC 43963 1242 30 Keewatin Keewatin NNP 43963 1242 31 series series NN 43963 1242 32 . . . 43963 1243 1 Lawson Lawson NNP 43963 1243 2 demonstrates demonstrate VBZ 43963 1243 3 the the DT 43963 1243 4 igneous igneous JJ 43963 1243 5 nature nature NN 43963 1243 6 of of IN 43963 1243 7 the the DT 43963 1243 8 Laurentian laurentian JJ 43963 1243 9 rocks rock NNS 43963 1243 10 , , , 43963 1243 11 and and CC 43963 1243 12 brings bring VBZ 43963 1243 13 forward forward RB 43963 1243 14 evidence evidence NN 43963 1243 15 of of IN 43963 1243 16 various various JJ 43963 1243 17 kinds kind NNS 43963 1243 18 that that WDT 43963 1243 19 they -PRON- PRP 43963 1243 20 were be VBD 43963 1243 21 formed form VBN 43963 1243 22 " " '' 43963 1243 23 by by IN 43963 1243 24 the the DT 43963 1243 25 fusion fusion NN 43963 1243 26 of of IN 43963 1243 27 the the DT 43963 1243 28 basement basement NN 43963 1243 29 or or CC 43963 1243 30 floor floor NN 43963 1243 31 upon upon IN 43963 1243 32 which which WDT 43963 1243 33 the the DT 43963 1243 34 formations formation NNS 43963 1243 35 of of IN 43963 1243 36 the the DT 43963 1243 37 upper upper JJ 43963 1243 38 division division NN 43963 1243 39 of of IN 43963 1243 40 the the DT 43963 1243 41 Archæan Archæan NNP 43963 1243 42 were be VBD 43963 1243 43 originally originally RB 43963 1243 44 deposited deposit VBN 43963 1243 45 . . . 43963 1244 1 With with IN 43963 1244 2 the the DT 43963 1244 3 fusion fusion NN 43963 1244 4 of of IN 43963 1244 5 this this DT 43963 1244 6 floor floor NN 43963 1244 7 it -PRON- PRP 43963 1244 8 seems seem VBZ 43963 1244 9 probable probable JJ 43963 1244 10 that that IN 43963 1244 11 portions portion NNS 43963 1244 12 of of IN 43963 1244 13 the the DT 43963 1244 14 superincumbent superincumbent NN 43963 1244 15 strata strata NN 43963 1244 16 , , , 43963 1244 17 which which WDT 43963 1244 18 once once RB 43963 1244 19 formed form VBD 43963 1244 20 integral integral JJ 43963 1244 21 parts part NNS 43963 1244 22 of of IN 43963 1244 23 either either CC 43963 1244 24 the the DT 43963 1244 25 Coutchiching Coutchiching NNP 43963 1244 26 series series NN 43963 1244 27 or or CC 43963 1244 28 the the DT 43963 1244 29 Keewatin Keewatin NNP 43963 1244 30 , , , 43963 1244 31 have have VBP 43963 1244 32 also also RB 43963 1244 33 been be VBN 43963 1244 34 absorbed absorb VBN 43963 1244 35 into into IN 43963 1244 36 the the DT 43963 1244 37 general general JJ 43963 1244 38 magma magma NNP 43963 1244 39 , , , 43963 1244 40 and and CC 43963 1244 41 reappeared reappear VBD 43963 1244 42 on on IN 43963 1244 43 crystallization crystallization NN 43963 1244 44 as as IN 43963 1244 45 Laurentian Laurentian NNP 43963 1244 46 gneiss gneiss NN 43963 1244 47 . . . 43963 1245 1 This this DT 43963 1245 2 fusion fusion NN 43963 1245 3 , , , 43963 1245 4 however however RB 43963 1245 5 , , , 43963 1245 6 only only RB 43963 1245 7 extended extend VBD 43963 1245 8 up up IN 43963 1245 9 to to IN 43963 1245 10 a a DT 43963 1245 11 certain certain JJ 43963 1245 12 uneven uneven JJ 43963 1245 13 surface surface NN 43963 1245 14 , , , 43963 1245 15 which which WDT 43963 1245 16 surface surface NN 43963 1245 17 constitutes constitute VBZ 43963 1245 18 the the DT 43963 1245 19 demarcation demarcation NN 43963 1245 20 between between IN 43963 1245 21 the the DT 43963 1245 22 present present JJ 43963 1245 23 upper upper JJ 43963 1245 24 and and CC 43963 1245 25 lower low JJR 43963 1245 26 Archæan Archæan NNP 43963 1245 27 . . . 43963 1246 1 Above above IN 43963 1246 2 this this DT 43963 1246 3 surface surface NN 43963 1246 4 , , , 43963 1246 5 or or CC 43963 1246 6 upper upper JJ 43963 1246 7 limit limit NN 43963 1246 8 of of IN 43963 1246 9 fusion fusion NN 43963 1246 10 , , , 43963 1246 11 the the DT 43963 1246 12 formation formation NN 43963 1246 13 of of IN 43963 1246 14 the the DT 43963 1246 15 Coutchiching Coutchiching NNP 43963 1246 16 and and CC 43963 1246 17 Keewatin Keewatin NNP 43963 1246 18 series series NN 43963 1246 19 retained retain VBD 43963 1246 20 their -PRON- PRP$ 43963 1246 21 stratiform stratiform NN 43963 1246 22 or or CC 43963 1246 23 bedded bedded JJ 43963 1246 24 disposition disposition NN 43963 1246 25 , , , 43963 1246 26 and and CC 43963 1246 27 rested rest VBD 43963 1246 28 as as IN 43963 1246 29 a a DT 43963 1246 30 crust crust NN 43963 1246 31 of of IN 43963 1246 32 hard hard JJ 43963 1246 33 and and CC 43963 1246 34 brittle brittle JJ 43963 1246 35 rocks rock NNS 43963 1246 36 upon upon IN 43963 1246 37 the the DT 43963 1246 38 magma magma NN 43963 1246 39 , , , 43963 1246 40 subject subject JJ 43963 1246 41 to to IN 43963 1246 42 its -PRON- PRP$ 43963 1246 43 metamorphosing metamorphosing NN 43963 1246 44 influences[63 influences[63 NN 43963 1246 45 ] ] -RRB- 43963 1246 46 . . . 43963 1246 47 " " '' 43963 1247 1 [ [ -LRB- 43963 1247 2 Footnote Footnote NNP 43963 1247 3 61 61 CD 43963 1247 4 : : : 43963 1247 5 A a DT 43963 1247 6 large large JJ 43963 1247 7 number number NN 43963 1247 8 of of IN 43963 1247 9 classifications classification NNS 43963 1247 10 have have VBP 43963 1247 11 been be VBN 43963 1247 12 proposed propose VBN 43963 1247 13 for for IN 43963 1247 14 the the DT 43963 1247 15 Archæan Archæan NNP 43963 1247 16 rocks rock NNS 43963 1247 17 of of IN 43963 1247 18 America America NNP 43963 1247 19 ; ; : 43963 1247 20 the the DT 43963 1247 21 most most RBS 43963 1247 22 plausible plausible JJ 43963 1247 23 one one NN 43963 1247 24 is be VBZ 43963 1247 25 given give VBN 43963 1247 26 in in IN 43963 1247 27 Sir Sir NNP 43963 1247 28 A. A. NNP 43963 1247 29 Geikie Geikie NNP 43963 1247 30 's 's POS 43963 1247 31 _ _ NNP 43963 1247 32 Text Text NNP 43963 1247 33 Book Book NNP 43963 1247 34 of of IN 43963 1247 35 Geology Geology NNP 43963 1247 36 _ _ NNP 43963 1247 37 , , , 43963 1247 38 Third Third NNP 43963 1247 39 Edition Edition NNP 43963 1247 40 , , , 43963 1247 41 p. p. NN 43963 1248 1 716 716 CD 43963 1248 2 . . . 43963 1248 3 ] ] -RRB- 43963 1249 1 [ [ -LRB- 43963 1249 2 Footnote Footnote NNP 43963 1249 3 62 62 CD 43963 1249 4 : : : 43963 1249 5 Lawson Lawson NNP 43963 1249 6 , , , 43963 1249 7 A. A. NNP 43963 1249 8 C. C. NNP 43963 1249 9 , , , 43963 1249 10 _ _ NNP 43963 1249 11 Report Report NNP 43963 1249 12 on on IN 43963 1249 13 the the DT 43963 1249 14 Geology Geology NNP 43963 1249 15 of of IN 43963 1249 16 the the DT 43963 1249 17 Rainy Rainy NNP 43963 1249 18 Lake Lake NNP 43963 1249 19 Region Region NNP 43963 1249 20 _ _ NNP 43963 1249 21 . . . 43963 1250 1 Montreal Montreal NNP 43963 1250 2 , , , 43963 1250 3 1888 1888 CD 43963 1250 4 . . . 43963 1250 5 ] ] -RRB- 43963 1251 1 [ [ -LRB- 43963 1251 2 Footnote Footnote NNP 43963 1251 3 63 63 CD 43963 1251 4 : : : 43963 1251 5 Lawson Lawson NNP 43963 1251 6 , , , 43963 1251 7 _ _ NNP 43963 1251 8 op op NN 43963 1251 9 . . . 43963 1252 1 cit cit NNP 43963 1252 2 . . . 43963 1252 3 _ _ NNP 43963 1252 4 p. p. NN 43963 1253 1 139 139 CD 43963 1253 2 . . . 43963 1253 3 ] ] -RRB- 43963 1254 1 We -PRON- PRP 43963 1254 2 may may MD 43963 1254 3 now now RB 43963 1254 4 pass pass VB 43963 1254 5 briefly briefly RB 43963 1254 6 in in IN 43963 1254 7 review review NN 43963 1254 8 the the DT 43963 1254 9 evidence evidence NN 43963 1254 10 which which WDT 43963 1254 11 has have VBZ 43963 1254 12 been be VBN 43963 1254 13 so so RB 43963 1254 14 far far RB 43963 1254 15 obtained obtain VBN 43963 1254 16 as as IN 43963 1254 17 to to IN 43963 1254 18 the the DT 43963 1254 19 mode mode NN 43963 1254 20 of of IN 43963 1254 21 formation formation NN 43963 1254 22 of of IN 43963 1254 23 the the DT 43963 1254 24 various various JJ 43963 1254 25 Precambrian precambrian JJ 43963 1254 26 rocks rock NNS 43963 1254 27 . . . 43963 1255 1 The the DT 43963 1255 2 existence existence NN 43963 1255 3 of of IN 43963 1255 4 a a DT 43963 1255 5 very very RB 43963 1255 6 varied varied JJ 43963 1255 7 fauna fauna NN 43963 1255 8 amongst amongst IN 43963 1255 9 the the DT 43963 1255 10 earliest early JJS 43963 1255 11 Cambrian cambrian JJ 43963 1255 12 strata strata NN 43963 1255 13 has have VBZ 43963 1255 14 been be VBN 43963 1255 15 commented comment VBN 43963 1255 16 upon upon IN 43963 1255 17 by by IN 43963 1255 18 many many JJ 43963 1255 19 geologists geologist NNS 43963 1255 20 , , , 43963 1255 21 and and CC 43963 1255 22 according accord VBG 43963 1255 23 to to IN 43963 1255 24 accepted accept VBN 43963 1255 25 explanations explanation NNS 43963 1255 26 of of IN 43963 1255 27 the the DT 43963 1255 28 origin origin NN 43963 1255 29 of of IN 43963 1255 30 that that DT 43963 1255 31 fauna fauna NNP 43963 1255 32 , , , 43963 1255 33 an an DT 43963 1255 34 enormous enormous JJ 43963 1255 35 period period NN 43963 1255 36 of of IN 43963 1255 37 time time NN 43963 1255 38 elapsed elapse VBN 43963 1255 39 before before IN 43963 1255 40 the the DT 43963 1255 41 deposition deposition NN 43963 1255 42 of of IN 43963 1255 43 the the DT 43963 1255 44 earliest early JJS 43963 1255 45 Cambrian cambrian JJ 43963 1255 46 strata strata NN 43963 1255 47 . . . 43963 1256 1 During during IN 43963 1256 2 portions portion NNS 43963 1256 3 of of IN 43963 1256 4 that that DT 43963 1256 5 long long JJ 43963 1256 6 period period NN 43963 1256 7 , , , 43963 1256 8 the the DT 43963 1256 9 undoubtedly undoubtedly RB 43963 1256 10 clastic clastic JJ 43963 1256 11 rocks rock NNS 43963 1256 12 of of IN 43963 1256 13 Eparchæan Eparchæan NNP 43963 1256 14 type type NN 43963 1256 15 were be VBD 43963 1256 16 deposited deposit VBN 43963 1256 17 , , , 43963 1256 18 and and CC 43963 1256 19 probably probably RB 43963 1256 20 many many JJ 43963 1256 21 others other NNS 43963 1256 22 which which WDT 43963 1256 23 are be VBP 43963 1256 24 now now RB 43963 1256 25 so so RB 43963 1256 26 altered alter VBN 43963 1256 27 by by IN 43963 1256 28 metamorphism metamorphism NN 43963 1256 29 , , , 43963 1256 30 like like IN 43963 1256 31 some some DT 43963 1256 32 of of IN 43963 1256 33 the the DT 43963 1256 34 Coutchiching Coutchiching NNP 43963 1256 35 rocks rock NNS 43963 1256 36 of of IN 43963 1256 37 Canada Canada NNP 43963 1256 38 , , , 43963 1256 39 that that IN 43963 1256 40 their -PRON- PRP$ 43963 1256 41 original original JJ 43963 1256 42 clastic clastic JJ 43963 1256 43 origin origin NN 43963 1256 44 can can MD 43963 1256 45 only only RB 43963 1256 46 be be VB 43963 1256 47 inferred infer VBN 43963 1256 48 and and CC 43963 1256 49 not not RB 43963 1256 50 directly directly RB 43963 1256 51 proved prove VBN 43963 1256 52 . . . 43963 1257 1 Volcanic volcanic JJ 43963 1257 2 activity activity NN 43963 1257 3 was be VBD 43963 1257 4 very very RB 43963 1257 5 rife rife JJ 43963 1257 6 during during IN 43963 1257 7 the the DT 43963 1257 8 deposition deposition NN 43963 1257 9 of of IN 43963 1257 10 some some DT 43963 1257 11 of of IN 43963 1257 12 these these DT 43963 1257 13 Eparchæan Eparchæan NNP 43963 1257 14 rocks rock NNS 43963 1257 15 , , , 43963 1257 16 though though IN 43963 1257 17 perhaps perhaps RB 43963 1257 18 not not RB 43963 1257 19 more more RBR 43963 1257 20 so so RB 43963 1257 21 than than IN 43963 1257 22 during during IN 43963 1257 23 the the DT 43963 1257 24 formation formation NN 43963 1257 25 of of IN 43963 1257 26 some some DT 43963 1257 27 of of IN 43963 1257 28 the the DT 43963 1257 29 Lower low JJR 43963 1257 30 Palæozoic Palæozoic NNP 43963 1257 31 Rocks rock NNS 43963 1257 32 . . . 43963 1258 1 All all DT 43963 1258 2 attempts attempt NNS 43963 1258 3 to to TO 43963 1258 4 prove prove VB 43963 1258 5 the the DT 43963 1258 6 occurrence occurrence NN 43963 1258 7 of of IN 43963 1258 8 organisms organism NNS 43963 1258 9 in in IN 43963 1258 10 Precambrian precambrian JJ 43963 1258 11 strata stratum NNS 43963 1258 12 have have VBP 43963 1258 13 hitherto hitherto VBN 43963 1258 14 failed fail VBN 43963 1258 15 , , , 43963 1258 16 for for IN 43963 1258 17 no no DT 43963 1258 18 undoubted undoubted JJ 43963 1258 19 fossil fossil NN 43963 1258 20 has have VBZ 43963 1258 21 been be VBN 43963 1258 22 described describe VBN 43963 1258 23 which which WDT 43963 1258 24 is be VBZ 43963 1258 25 unhesitatingly unhesitatingly RB 43963 1258 26 accepted accept VBN 43963 1258 27 as as IN 43963 1258 28 of of IN 43963 1258 29 Precambrian Precambrian NNP 43963 1258 30 age age NN 43963 1258 31 , , , 43963 1258 32 notwithstanding notwithstanding IN 43963 1258 33 the the DT 43963 1258 34 many many JJ 43963 1258 35 asserted assert VBN 43963 1258 36 occurrences occurrence NNS 43963 1258 37 of of IN 43963 1258 38 such such JJ 43963 1258 39 fossils fossil NNS 43963 1258 40 . . . 43963 1259 1 That that DT 43963 1259 2 fossils fossil NNS 43963 1259 3 will will MD 43963 1259 4 eventually eventually RB 43963 1259 5 be be VB 43963 1259 6 discovered discover VBN 43963 1259 7 is be VBZ 43963 1259 8 more more JJR 43963 1259 9 than than IN 43963 1259 10 probable probable JJ 43963 1259 11 , , , 43963 1259 12 and and CC 43963 1259 13 their -PRON- PRP$ 43963 1259 14 non non JJ 43963 1259 15 - - JJ 43963 1259 16 detection detection NN 43963 1259 17 at at IN 43963 1259 18 the the DT 43963 1259 19 present present JJ 43963 1259 20 time time NN 43963 1259 21 is be VBZ 43963 1259 22 in in IN 43963 1259 23 no no DT 43963 1259 24 way way NN 43963 1259 25 very very RB 43963 1259 26 surprising surprising JJ 43963 1259 27 , , , 43963 1259 28 when when WRB 43963 1259 29 we -PRON- PRP 43963 1259 30 remember remember VBP 43963 1259 31 the the DT 43963 1259 32 long long JJ 43963 1259 33 time time NN 43963 1259 34 that that WDT 43963 1259 35 elapsed elapse VBD 43963 1259 36 after after IN 43963 1259 37 the the DT 43963 1259 38 existence existence NN 43963 1259 39 of of IN 43963 1259 40 stratified stratified JJ 43963 1259 41 rocks rock NNS 43963 1259 42 below below IN 43963 1259 43 the the DT 43963 1259 44 Upper Upper NNP 43963 1259 45 Palæozoic Palæozoic NNP 43963 1259 46 rocks rock NNS 43963 1259 47 had have VBD 43963 1259 48 been be VBN 43963 1259 49 recognised recognise VBN 43963 1259 50 , , , 43963 1259 51 before before IN 43963 1259 52 definite definite JJ 43963 1259 53 faunas fauna NNS 43963 1259 54 were be VBD 43963 1259 55 discovered discover VBN 43963 1259 56 in in IN 43963 1259 57 them -PRON- PRP 43963 1259 58 . . . 43963 1260 1 The the DT 43963 1260 2 determination determination NN 43963 1260 3 of of IN 43963 1260 4 the the DT 43963 1260 5 Precambrian precambrian JJ 43963 1260 6 age age NN 43963 1260 7 of of IN 43963 1260 8 stratified stratify VBN 43963 1260 9 rocks rock NNS 43963 1260 10 is be VBZ 43963 1260 11 recent recent JJ 43963 1260 12 , , , 43963 1260 13 and and CC 43963 1260 14 now now RB 43963 1260 15 that that IN 43963 1260 16 this this DT 43963 1260 17 determination determination NN 43963 1260 18 has have VBZ 43963 1260 19 been be VBN 43963 1260 20 made make VBN 43963 1260 21 , , , 43963 1260 22 the the DT 43963 1260 23 search search NN 43963 1260 24 for for IN 43963 1260 25 fossils fossil NNS 43963 1260 26 will will MD 43963 1260 27 be be VB 43963 1260 28 more more RBR 43963 1260 29 eager eager JJ 43963 1260 30 , , , 43963 1260 31 and and CC 43963 1260 32 is be VBZ 43963 1260 33 likely likely JJ 43963 1260 34 to to TO 43963 1260 35 be be VB 43963 1260 36 rewarded reward VBN 43963 1260 37 by by IN 43963 1260 38 their -PRON- PRP$ 43963 1260 39 discovery discovery NN 43963 1260 40 . . . 43963 1261 1 Furthermore furthermore RB 43963 1261 2 , , , 43963 1261 3 experience experience NN 43963 1261 4 shows show VBZ 43963 1261 5 that that IN 43963 1261 6 when when WRB 43963 1261 7 fossils fossil NNS 43963 1261 8 are be VBP 43963 1261 9 discovered discover VBN 43963 1261 10 in in IN 43963 1261 11 rocks rock NNS 43963 1261 12 of of IN 43963 1261 13 unknown unknown JJ 43963 1261 14 age age NN 43963 1261 15 , , , 43963 1261 16 there there EX 43963 1261 17 is be VBZ 43963 1261 18 a a DT 43963 1261 19 tendency tendency NN 43963 1261 20 to to TO 43963 1261 21 refer refer VB 43963 1261 22 those those DT 43963 1261 23 rocks rock NNS 43963 1261 24 to to IN 43963 1261 25 some some DT 43963 1261 26 known know VBN 43963 1261 27 period period NN 43963 1261 28 , , , 43963 1261 29 and and CC 43963 1261 30 consequently consequently RB 43963 1261 31 we -PRON- PRP 43963 1261 32 may may MD 43963 1261 33 actually actually RB 43963 1261 34 possess possess VB 43963 1261 35 Precambrian precambrian JJ 43963 1261 36 fossils fossil NNS 43963 1261 37 , , , 43963 1261 38 out out IN 43963 1261 39 of of IN 43963 1261 40 beds bed NNS 43963 1261 41 which which WDT 43963 1261 42 have have VBP 43963 1261 43 been be VBN 43963 1261 44 erroneously erroneously RB 43963 1261 45 referred refer VBN 43963 1261 46 to to IN 43963 1261 47 the the DT 43963 1261 48 Cambrian Cambrian NNP 43963 1261 49 or or CC 43963 1261 50 a a DT 43963 1261 51 later later JJ 43963 1261 52 period period NN 43963 1261 53 . . . 43963 1262 1 Another another DT 43963 1262 2 important important JJ 43963 1262 3 question question NN 43963 1262 4 is be VBZ 43963 1262 5 that that DT 43963 1262 6 of of IN 43963 1262 7 the the DT 43963 1262 8 metamorphism metamorphism NN 43963 1262 9 of of IN 43963 1262 10 a a DT 43963 1262 11 large large JJ 43963 1262 12 number number NN 43963 1262 13 of of IN 43963 1262 14 Precambrian precambrian JJ 43963 1262 15 rocks rock NNS 43963 1262 16 , , , 43963 1262 17 and and CC 43963 1262 18 here here RB 43963 1262 19 again again RB 43963 1262 20 recent recent JJ 43963 1262 21 research research NN 43963 1262 22 tends tend VBZ 43963 1262 23 to to TO 43963 1262 24 show show VB 43963 1262 25 that that IN 43963 1262 26 the the DT 43963 1262 27 metamorphism metamorphism NN 43963 1262 28 is be VBZ 43963 1262 29 not not RB 43963 1262 30 of of IN 43963 1262 31 a a DT 43963 1262 32 kind kind RB 43963 1262 33 different different JJ 43963 1262 34 from from IN 43963 1262 35 that that DT 43963 1262 36 which which WDT 43963 1262 37 occurred occur VBD 43963 1262 38 after after IN 43963 1262 39 the the DT 43963 1262 40 end end NN 43963 1262 41 of of IN 43963 1262 42 Precambrian precambrian JJ 43963 1262 43 times time NNS 43963 1262 44 ; ; : 43963 1262 45 the the DT 43963 1262 46 discovery discovery NN 43963 1262 47 of of IN 43963 1262 48 crystalline crystalline JJ 43963 1262 49 schists schist NNS 43963 1262 50 in in IN 43963 1262 51 Norway Norway NNP 43963 1262 52 , , , 43963 1262 53 Kirkcudbrightshire Kirkcudbrightshire NNP 43963 1262 54 and and CC 43963 1262 55 Westmorland Westmorland NNP 43963 1262 56 amongst amongst IN 43963 1262 57 Lower low JJR 43963 1262 58 Palæozoic Palæozoic NNP 43963 1262 59 rocks rock NNS 43963 1262 60 , , , 43963 1262 61 which which WDT 43963 1262 62 resemble resemble VBP 43963 1262 63 those those DT 43963 1262 64 of of IN 43963 1262 65 Archæan Archæan NNP 43963 1262 66 masses masse NNS 43963 1262 67 in in IN 43963 1262 68 all all DT 43963 1262 69 respects respect NNS 43963 1262 70 except except IN 43963 1262 71 in in IN 43963 1262 72 the the DT 43963 1262 73 extent extent NN 43963 1262 74 of of IN 43963 1262 75 area area NN 43963 1262 76 which which WDT 43963 1262 77 they -PRON- PRP 43963 1262 78 cover cover VBP 43963 1262 79 , , , 43963 1262 80 shows show VBZ 43963 1262 81 that that IN 43963 1262 82 similar similar JJ 43963 1262 83 processes process NNS 43963 1262 84 to to IN 43963 1262 85 those those DT 43963 1262 86 which which WDT 43963 1262 87 occurred occur VBD 43963 1262 88 in in IN 43963 1262 89 Precambrian Precambrian NNP 43963 1262 90 times time NNS 43963 1262 91 went go VBD 43963 1262 92 on on RP 43963 1262 93 during during IN 43963 1262 94 later later JJ 43963 1262 95 periods period NNS 43963 1262 96 , , , 43963 1262 97 though though IN 43963 1262 98 perhaps perhaps RB 43963 1262 99 not not RB 43963 1262 100 on on IN 43963 1262 101 so so RB 43963 1262 102 large large JJ 43963 1262 103 a a DT 43963 1262 104 scale scale NN 43963 1262 105 . . . 43963 1263 1 The the DT 43963 1263 2 great great JJ 43963 1263 3 extent extent NN 43963 1263 4 of of IN 43963 1263 5 these these DT 43963 1263 6 metamorphic metamorphic JJ 43963 1263 7 rocks rock NNS 43963 1263 8 of of IN 43963 1263 9 Precambrian precambrian JJ 43963 1263 10 age age NN 43963 1263 11 can can MD 43963 1263 12 hardly hardly RB 43963 1263 13 be be VB 43963 1263 14 due due JJ 43963 1263 15 in in IN 43963 1263 16 any any DT 43963 1263 17 great great JJ 43963 1263 18 degree degree NN 43963 1263 19 to to IN 43963 1263 20 the the DT 43963 1263 21 longer long JJR 43963 1263 22 time time NN 43963 1263 23 during during IN 43963 1263 24 which which WDT 43963 1263 25 they -PRON- PRP 43963 1263 26 have have VBP 43963 1263 27 been be VBN 43963 1263 28 subjected subject VBN 43963 1263 29 to to IN 43963 1263 30 metamorphic metamorphic JJ 43963 1263 31 influence influence NN 43963 1263 32 , , , 43963 1263 33 for for IN 43963 1263 34 there there EX 43963 1263 35 is be VBZ 43963 1263 36 evidence evidence NN 43963 1263 37 that that IN 43963 1263 38 much much JJ 43963 1263 39 of of IN 43963 1263 40 the the DT 43963 1263 41 change change NN 43963 1263 42 took take VBD 43963 1263 43 place place NN 43963 1263 44 in in IN 43963 1263 45 Precambrian precambrian JJ 43963 1263 46 times time NNS 43963 1263 47 , , , 43963 1263 48 far far RB 43963 1263 49 more more RBR 43963 1263 50 than than IN 43963 1263 51 has have VBZ 43963 1263 52 occurred occur VBN 43963 1263 53 since since RB 43963 1263 54 , , , 43963 1263 55 and and CC 43963 1263 56 it -PRON- PRP 43963 1263 57 is be VBZ 43963 1263 58 a a DT 43963 1263 59 significant significant JJ 43963 1263 60 fact fact NN 43963 1263 61 that that IN 43963 1263 62 these these DT 43963 1263 63 old old JJ 43963 1263 64 rocks rock NNS 43963 1263 65 are be VBP 43963 1263 66 more more RBR 43963 1263 67 extensively extensively RB 43963 1263 68 penetrated penetrate VBN 43963 1263 69 by by IN 43963 1263 70 intrusive intrusive JJ 43963 1263 71 igneous igneous JJ 43963 1263 72 masses masse NNS 43963 1263 73 than than IN 43963 1263 74 those those DT 43963 1263 75 of of IN 43963 1263 76 later later JJ 43963 1263 77 periods period NNS 43963 1263 78 ; ; : 43963 1263 79 here here RB 43963 1263 80 again again RB 43963 1263 81 we -PRON- PRP 43963 1263 82 find find VBP 43963 1263 83 that that IN 43963 1263 84 much much JJ 43963 1263 85 of of IN 43963 1263 86 the the DT 43963 1263 87 intrusion intrusion NN 43963 1263 88 actually actually RB 43963 1263 89 occurred occur VBD 43963 1263 90 in in IN 43963 1263 91 Precambrian Precambrian NNP 43963 1263 92 times time NNS 43963 1263 93 . . . 43963 1264 1 The the DT 43963 1264 2 greater great JJR 43963 1264 3 extent extent NN 43963 1264 4 of of IN 43963 1264 5 intrusion intrusion NN 43963 1264 6 and and CC 43963 1264 7 metamorphism metamorphism NN 43963 1264 8 amongst amongst IN 43963 1264 9 these these DT 43963 1264 10 Precambrian precambrian JJ 43963 1264 11 rocks rock NNS 43963 1264 12 than than IN 43963 1264 13 amongst amongst IN 43963 1264 14 later later JJ 43963 1264 15 sediments sediment NNS 43963 1264 16 indicates indicate VBZ 43963 1264 17 some some DT 43963 1264 18 differences difference NNS 43963 1264 19 of of IN 43963 1264 20 conditions condition NNS 43963 1264 21 in in IN 43963 1264 22 the the DT 43963 1264 23 case case NN 43963 1264 24 of of IN 43963 1264 25 Precambrian Precambrian NNP 43963 1264 26 and and CC 43963 1264 27 later later JJ 43963 1264 28 times time NNS 43963 1264 29 . . . 43963 1265 1 If if IN 43963 1265 2 besides besides IN 43963 1265 3 intrusion intrusion NN 43963 1265 4 , , , 43963 1265 5 actual actual JJ 43963 1265 6 fusion fusion NN 43963 1265 7 of of IN 43963 1265 8 floors floor NNS 43963 1265 9 of of IN 43963 1265 10 Precambrian precambrian JJ 43963 1265 11 rocks rock NNS 43963 1265 12 occurred occur VBD 43963 1265 13 , , , 43963 1265 14 we -PRON- PRP 43963 1265 15 may may MD 43963 1265 16 well well RB 43963 1265 17 suppose suppose VB 43963 1265 18 that that IN 43963 1265 19 the the DT 43963 1265 20 earlier early JJR 43963 1265 21 records record NNS 43963 1265 22 of of IN 43963 1265 23 the the DT 43963 1265 24 rocks rock NNS 43963 1265 25 are be VBP 43963 1265 26 for for IN 43963 1265 27 ever ever RB 43963 1265 28 lost lose VBN 43963 1265 29 to to IN 43963 1265 30 us -PRON- PRP 43963 1265 31 , , , 43963 1265 32 the the DT 43963 1265 33 earliest early JJS 43963 1265 34 sediments sediment NNS 43963 1265 35 having have VBG 43963 1265 36 been be VBN 43963 1265 37 fused fuse VBN 43963 1265 38 , , , 43963 1265 39 but but CC 43963 1265 40 that that IN 43963 1265 41 the the DT 43963 1265 42 history history NN 43963 1265 43 of of IN 43963 1265 44 life life NN 43963 1265 45 upon upon IN 43963 1265 46 our -PRON- PRP$ 43963 1265 47 earth earth NN 43963 1265 48 is be VBZ 43963 1265 49 to to TO 43963 1265 50 be be VB 43963 1265 51 revealed reveal VBN 43963 1265 52 to to IN 43963 1265 53 us -PRON- PRP 43963 1265 54 first first RB 43963 1265 55 in in RB 43963 1265 56 so so RB 43963 1265 57 late late RB 43963 1265 58 a a DT 43963 1265 59 stage stage NN 43963 1265 60 as as IN 43963 1265 61 that that DT 43963 1265 62 of of IN 43963 1265 63 Cambrian cambrian JJ 43963 1265 64 times time NNS 43963 1265 65 is be VBZ 43963 1265 66 highly highly RB 43963 1265 67 improbable improbable JJ 43963 1265 68 , , , 43963 1265 69 and and CC 43963 1265 70 we -PRON- PRP 43963 1265 71 may may MD 43963 1265 72 look look VB 43963 1265 73 forward forward RB 43963 1265 74 with with IN 43963 1265 75 confidence confidence NN 43963 1265 76 to to IN 43963 1265 77 laying lay VBG 43963 1265 78 bare bare JJ 43963 1265 79 the the DT 43963 1265 80 records record NNS 43963 1265 81 of of IN 43963 1265 82 the the DT 43963 1265 83 rocks rock NNS 43963 1265 84 composing compose VBG 43963 1265 85 the the DT 43963 1265 86 geological geological JJ 43963 1265 87 column column NN 43963 1265 88 some some DT 43963 1265 89 way way NN 43963 1265 90 below below IN 43963 1265 91 the the DT 43963 1265 92 Cambrian cambrian JJ 43963 1265 93 portion portion NN 43963 1265 94 of of IN 43963 1265 95 the the DT 43963 1265 96 column column NN 43963 1265 97 . . . 43963 1266 1 Upon upon IN 43963 1266 2 this this DT 43963 1266 3 foundation foundation NN 43963 1266 4 of of IN 43963 1266 5 igneous igneous JJ 43963 1266 6 rock rock NN 43963 1266 7 , , , 43963 1266 8 sediment sediment NN 43963 1266 9 and and CC 43963 1266 10 volcanic volcanic JJ 43963 1266 11 material material NN 43963 1266 12 , , , 43963 1266 13 formed form VBN 43963 1266 14 in in IN 43963 1266 15 Precambrian Precambrian NNP 43963 1266 16 times time NNS 43963 1266 17 , , , 43963 1266 18 whose whose WP$ 43963 1266 19 history history NN 43963 1266 20 we -PRON- PRP 43963 1266 21 have have VBP 43963 1266 22 only only RB 43963 1266 23 begun begin VBN 43963 1266 24 to to TO 43963 1266 25 study study VB 43963 1266 26 , , , 43963 1266 27 was be VBD 43963 1266 28 laid lay VBN 43963 1266 29 down down RP 43963 1266 30 the the DT 43963 1266 31 great great JJ 43963 1266 32 mass mass NN 43963 1266 33 of of IN 43963 1266 34 sediment sediment NN 43963 1266 35 which which WDT 43963 1266 36 the the DT 43963 1266 37 geologist geologist NN 43963 1266 38 has have VBZ 43963 1266 39 more more RBR 43963 1266 40 completely completely RB 43963 1266 41 studied studied JJ 43963 1266 42 , , , 43963 1266 43 where where WRB 43963 1266 44 abundant abundant JJ 43963 1266 45 traces trace NNS 43963 1266 46 of of IN 43963 1266 47 life life NN 43963 1266 48 are be VBP 43963 1266 49 preserved preserve VBN 43963 1266 50 , , , 43963 1266 51 and and CC 43963 1266 52 concerning concern VBG 43963 1266 53 whose whose WP$ 43963 1266 54 history history NN 43963 1266 55 we -PRON- PRP 43963 1266 56 can can MD 43963 1266 57 gain gain VB 43963 1266 58 a a DT 43963 1266 59 greater great JJR 43963 1266 60 insight insight NN 43963 1266 61 than than IN 43963 1266 62 is be VBZ 43963 1266 63 permitted permit VBN 43963 1266 64 us -PRON- PRP 43963 1266 65 in in IN 43963 1266 66 the the DT 43963 1266 67 case case NN 43963 1266 68 of of IN 43963 1266 69 the the DT 43963 1266 70 old old JJ 43963 1266 71 Foundation Foundation NNP 43963 1266 72 Stones Stones NNPS 43963 1266 73 . . . 43963 1267 1 CHAPTER chapter NN 43963 1267 2 XIII XIII NNP 43963 1267 3 . . . 43963 1268 1 CYCLES cycle NNS 43963 1268 2 OF of IN 43963 1268 3 CHANGE CHANGE NNS 43963 1268 4 IN in IN 43963 1268 5 THE the DT 43963 1268 6 BRITISH BRITISH NNP 43963 1268 7 AREA AREA NNP 43963 1268 8 . . . 43963 1269 1 Before before IN 43963 1269 2 studying study VBG 43963 1269 3 in in IN 43963 1269 4 further further JJ 43963 1269 5 detail detail NN 43963 1269 6 the the DT 43963 1269 7 strata strata NN 43963 1269 8 of of IN 43963 1269 9 the the DT 43963 1269 10 geological geological JJ 43963 1269 11 column column NN 43963 1269 12 , , , 43963 1269 13 it -PRON- PRP 43963 1269 14 will will MD 43963 1269 15 be be VB 43963 1269 16 convenient convenient JJ 43963 1269 17 to to TO 43963 1269 18 deal deal VB 43963 1269 19 with with IN 43963 1269 20 the the DT 43963 1269 21 great great JJ 43963 1269 22 physical physical JJ 43963 1269 23 changes change NNS 43963 1269 24 which which WDT 43963 1269 25 have have VBP 43963 1269 26 occurred occur VBN 43963 1269 27 in in IN 43963 1269 28 the the DT 43963 1269 29 British british JJ 43963 1269 30 area area NN 43963 1269 31 from from IN 43963 1269 32 Precambrian Precambrian NNP 43963 1269 33 times time NNS 43963 1269 34 to to IN 43963 1269 35 the the DT 43963 1269 36 present present JJ 43963 1269 37 day day NN 43963 1269 38 , , , 43963 1269 39 as as IN 43963 1269 40 this this DT 43963 1269 41 will will MD 43963 1269 42 clear clear VB 43963 1269 43 the the DT 43963 1269 44 way way NN 43963 1269 45 for for IN 43963 1269 46 a a DT 43963 1269 47 right right JJ 43963 1269 48 appreciation appreciation NN 43963 1269 49 of of IN 43963 1269 50 the the DT 43963 1269 51 main main JJ 43963 1269 52 variations variation NNS 43963 1269 53 in in IN 43963 1269 54 the the DT 43963 1269 55 characters character NNS 43963 1269 56 and and CC 43963 1269 57 distribution distribution NN 43963 1269 58 of of IN 43963 1269 59 the the DT 43963 1269 60 strata strata NN 43963 1269 61 . . . 43963 1270 1 At at IN 43963 1270 2 the the DT 43963 1270 3 end end NN 43963 1270 4 of of IN 43963 1270 5 Precambrian precambrian JJ 43963 1270 6 times time NNS 43963 1270 7 there there EX 43963 1270 8 was be VBD 43963 1270 9 a a DT 43963 1270 10 general general JJ 43963 1270 11 upheaval upheaval NN 43963 1270 12 of of IN 43963 1270 13 the the DT 43963 1270 14 British british JJ 43963 1270 15 area area NN 43963 1270 16 , , , 43963 1270 17 and and CC 43963 1270 18 this this DT 43963 1270 19 we -PRON- PRP 43963 1270 20 may may MD 43963 1270 21 speak speak VB 43963 1270 22 of of IN 43963 1270 23 as as IN 43963 1270 24 the the DT 43963 1270 25 First First NNP 43963 1270 26 Continental Continental NNP 43963 1270 27 Period Period NNP 43963 1270 28 . . . 43963 1271 1 It -PRON- PRP 43963 1271 2 was be VBD 43963 1271 3 followed follow VBN 43963 1271 4 by by IN 43963 1271 5 depression depression NN 43963 1271 6 and and CC 43963 1271 7 extensive extensive JJ 43963 1271 8 sedimentation sedimentation NN 43963 1271 9 , , , 43963 1271 10 proceeding proceed VBG 43963 1271 11 more more RBR 43963 1271 12 or or CC 43963 1271 13 less less RBR 43963 1271 14 continuously continuously RB 43963 1271 15 though though RB 43963 1271 16 with with IN 43963 1271 17 local local JJ 43963 1271 18 interruptions interruption NNS 43963 1271 19 through through IN 43963 1271 20 Lower low JJR 43963 1271 21 Palæozoic Palæozoic NNP 43963 1271 22 times time NNS 43963 1271 23 , , , 43963 1271 24 so so IN 43963 1271 25 that that IN 43963 1271 26 so so RB 43963 1271 27 far far RB 43963 1271 28 as as IN 43963 1271 29 Britain Britain NNP 43963 1271 30 is be VBZ 43963 1271 31 concerned concern VBN 43963 1271 32 we -PRON- PRP 43963 1271 33 may may MD 43963 1271 34 speak speak VB 43963 1271 35 of of IN 43963 1271 36 Lower low JJR 43963 1271 37 Palæozoic Palæozoic NNP 43963 1271 38 times time NNS 43963 1271 39 as as IN 43963 1271 40 constituting constitute VBG 43963 1271 41 the the DT 43963 1271 42 First First NNP 43963 1271 43 Marine Marine NNP 43963 1271 44 Period Period NNP 43963 1271 45 . . . 43963 1272 1 Extensive extensive JJ 43963 1272 2 upheaval upheaval NN 43963 1272 3 gave give VBD 43963 1272 4 rise rise NN 43963 1272 5 to to IN 43963 1272 6 continental continental JJ 43963 1272 7 tracts tract NNS 43963 1272 8 and and CC 43963 1272 9 mountain mountain NN 43963 1272 10 chains chain NNS 43963 1272 11 , , , 43963 1272 12 and and CC 43963 1272 13 deposits deposit NNS 43963 1272 14 of of IN 43963 1272 15 abnormal abnormal JJ 43963 1272 16 character character NN 43963 1272 17 ( ( -LRB- 43963 1272 18 as as IN 43963 1272 19 compared compare VBN 43963 1272 20 with with IN 43963 1272 21 ordinary ordinary JJ 43963 1272 22 marine marine JJ 43963 1272 23 deposits deposit NNS 43963 1272 24 ) ) -RRB- 43963 1272 25 at at IN 43963 1272 26 the the DT 43963 1272 27 end end NN 43963 1272 28 of of IN 43963 1272 29 Lower low JJR 43963 1272 30 Palæozoic Palæozoic NNP 43963 1272 31 times;--the times;--the DT 43963 1272 32 Devonian devonian JJ 43963 1272 33 period period NN 43963 1272 34 was be VBD 43963 1272 35 one one CD 43963 1272 36 of of IN 43963 1272 37 elevation elevation NN 43963 1272 38 and and CC 43963 1272 39 denudation denudation NN 43963 1272 40 , , , 43963 1272 41 and and CC 43963 1272 42 we -PRON- PRP 43963 1272 43 may may MD 43963 1272 44 therefore therefore RB 43963 1272 45 refer refer VB 43963 1272 46 to to IN 43963 1272 47 it -PRON- PRP 43963 1272 48 as as IN 43963 1272 49 the the DT 43963 1272 50 Second Second NNP 43963 1272 51 Continental Continental NNP 43963 1272 52 Period Period NNP 43963 1272 53 . . . 43963 1273 1 This this DT 43963 1273 2 was be VBD 43963 1273 3 followed follow VBN 43963 1273 4 by by IN 43963 1273 5 depression depression NN 43963 1273 6 and and CC 43963 1273 7 sedimentation sedimentation NN 43963 1273 8 in in IN 43963 1273 9 Carboniferous carboniferous JJ 43963 1273 10 times time NNS 43963 1273 11 , , , 43963 1273 12 and and CC 43963 1273 13 these these DT 43963 1273 14 Carboniferous carboniferous JJ 43963 1273 15 times time NNS 43963 1273 16 constitute constitute VBP 43963 1273 17 the the DT 43963 1273 18 Second Second NNP 43963 1273 19 Marine Marine NNP 43963 1273 20 Period Period NNP 43963 1273 21 . . . 43963 1274 1 Elevation elevation NN 43963 1274 2 gave give VBD 43963 1274 3 rise rise NN 43963 1274 4 to to IN 43963 1274 5 continental continental JJ 43963 1274 6 tracts tract NNS 43963 1274 7 and and CC 43963 1274 8 mountain mountain NN 43963 1274 9 chains chain NNS 43963 1274 10 at at IN 43963 1274 11 the the DT 43963 1274 12 end end NN 43963 1274 13 of of IN 43963 1274 14 Carboniferous carboniferous JJ 43963 1274 15 times time NNS 43963 1274 16 , , , 43963 1274 17 and and CC 43963 1274 18 here here RB 43963 1274 19 again again RB 43963 1274 20 we -PRON- PRP 43963 1274 21 find find VBP 43963 1274 22 proofs proof NNS 43963 1274 23 of of IN 43963 1274 24 extensive extensive JJ 43963 1274 25 denudation denudation NN 43963 1274 26 and and CC 43963 1274 27 the the DT 43963 1274 28 formation formation NN 43963 1274 29 of of IN 43963 1274 30 abnormal abnormal JJ 43963 1274 31 deposits:--the deposits:--the DT 43963 1274 32 Permo Permo NNP 43963 1274 33 - - HYPH 43963 1274 34 Triassic Triassic NNP 43963 1274 35 period period NN 43963 1274 36 is be VBZ 43963 1274 37 the the DT 43963 1274 38 Third Third NNP 43963 1274 39 Continental Continental NNP 43963 1274 40 Period Period NNP 43963 1274 41 . . . 43963 1275 1 Depression depression NN 43963 1275 2 set set VBN 43963 1275 3 in in RP 43963 1275 4 during during IN 43963 1275 5 early early JJ 43963 1275 6 Jurassic Jurassic NNP 43963 1275 7 times time NNS 43963 1275 8 and and CC 43963 1275 9 continued continue VBD 43963 1275 10 throughout throughout IN 43963 1275 11 the the DT 43963 1275 12 Mesozoic Mesozoic NNP 43963 1275 13 and and CC 43963 1275 14 the the DT 43963 1275 15 early early JJ 43963 1275 16 part part NN 43963 1275 17 of of IN 43963 1275 18 Tertiary Tertiary NNP 43963 1275 19 times time NNS 43963 1275 20 , , , 43963 1275 21 which which WDT 43963 1275 22 form form VBP 43963 1275 23 the the DT 43963 1275 24 Third Third NNP 43963 1275 25 Marine Marine NNP 43963 1275 26 Period Period NNP 43963 1275 27 . . . 43963 1276 1 Disturbances disturbance NNS 43963 1276 2 culminating culminate VBG 43963 1276 3 in in IN 43963 1276 4 Miocene Miocene NNP 43963 1276 5 times time NNS 43963 1276 6 once once RB 43963 1276 7 more more RBR 43963 1276 8 produced produce VBN 43963 1276 9 terrestrial terrestrial JJ 43963 1276 10 conditions condition NNS 43963 1276 11 . . . 43963 1277 1 In in IN 43963 1277 2 this this DT 43963 1277 3 , , , 43963 1277 4 the the DT 43963 1277 5 Fourth Fourth NNP 43963 1277 6 Continental Continental NNP 43963 1277 7 Period Period NNP 43963 1277 8 , , , 43963 1277 9 we -PRON- PRP 43963 1277 10 are be VBP 43963 1277 11 still still RB 43963 1277 12 living live VBG 43963 1277 13 . . . 43963 1278 1 From from IN 43963 1278 2 what what WP 43963 1278 3 has have VBZ 43963 1278 4 been be VBN 43963 1278 5 previously previously RB 43963 1278 6 written write VBN 43963 1278 7 it -PRON- PRP 43963 1278 8 will will MD 43963 1278 9 be be VB 43963 1278 10 seen see VBN 43963 1278 11 that that IN 43963 1278 12 each each DT 43963 1278 13 of of IN 43963 1278 14 the the DT 43963 1278 15 marine marine JJ 43963 1278 16 periods period NNS 43963 1278 17 should should MD 43963 1278 18 be be VB 43963 1278 19 marked mark VBN 43963 1278 20 by by IN 43963 1278 21 an an DT 43963 1278 22 early early JJ 43963 1278 23 and and CC 43963 1278 24 late late JJ 43963 1278 25 shallow shallow JJ 43963 1278 26 - - HYPH 43963 1278 27 water water NN 43963 1278 28 phase phase NN 43963 1278 29 , , , 43963 1278 30 separated separate VBN 43963 1278 31 by by IN 43963 1278 32 an an DT 43963 1278 33 intervening intervene VBG 43963 1278 34 marine marine JJ 43963 1278 35 phase phase NN 43963 1278 36 , , , 43963 1278 37 and and CC 43963 1278 38 the the DT 43963 1278 39 importance importance NN 43963 1278 40 of of IN 43963 1278 41 the the DT 43963 1278 42 phases phase NNS 43963 1278 43 will will MD 43963 1278 44 depend depend VB 43963 1278 45 upon upon IN 43963 1278 46 the the DT 43963 1278 47 length length NN 43963 1278 48 of of IN 43963 1278 49 time time NN 43963 1278 50 during during IN 43963 1278 51 which which WDT 43963 1278 52 they -PRON- PRP 43963 1278 53 existed exist VBD 43963 1278 54 , , , 43963 1278 55 and and CC 43963 1278 56 will will MD 43963 1278 57 differ differ VB 43963 1278 58 markedly markedly RB 43963 1278 59 in in IN 43963 1278 60 different different JJ 43963 1278 61 cases case NNS 43963 1278 62 , , , 43963 1278 63 whilst whilst IN 43963 1278 64 the the DT 43963 1278 65 distinctness distinctness NN 43963 1278 66 of of IN 43963 1278 67 the the DT 43963 1278 68 middle middle JJ 43963 1278 69 phase phase NN 43963 1278 70 from from IN 43963 1278 71 the the DT 43963 1278 72 upper upper JJ 43963 1278 73 and and CC 43963 1278 74 lower low JJR 43963 1278 75 , , , 43963 1278 76 will will MD 43963 1278 77 depend depend VB 43963 1278 78 upon upon IN 43963 1278 79 the the DT 43963 1278 80 magnitude magnitude NN 43963 1278 81 of of IN 43963 1278 82 the the DT 43963 1278 83 maximum maximum JJ 43963 1278 84 submergence submergence NN 43963 1278 85 . . . 43963 1279 1 During during IN 43963 1279 2 the the DT 43963 1279 3 first first JJ 43963 1279 4 marine marine JJ 43963 1279 5 period period NN 43963 1279 6 submergence submergence NN 43963 1279 7 was be VBD 43963 1279 8 comparatively comparatively RB 43963 1279 9 rapid rapid JJ 43963 1279 10 , , , 43963 1279 11 and and CC 43963 1279 12 the the DT 43963 1279 13 shallow shallow JJ 43963 1279 14 - - HYPH 43963 1279 15 water water NN 43963 1279 16 phase phase NN 43963 1279 17 only only RB 43963 1279 18 lasted last VBD 43963 1279 19 through through IN 43963 1279 20 very very RB 43963 1279 21 early early JJ 43963 1279 22 Cambrian cambrian JJ 43963 1279 23 times time NNS 43963 1279 24 in in IN 43963 1279 25 most most JJS 43963 1279 26 regions region NNS 43963 1279 27 , , , 43963 1279 28 whilst whilst IN 43963 1279 29 the the DT 43963 1279 30 deep deep JJ 43963 1279 31 - - HYPH 43963 1279 32 water water NN 43963 1279 33 phase phase NN 43963 1279 34 , , , 43963 1279 35 complicated complicate VBN 43963 1279 36 by by IN 43963 1279 37 many many JJ 43963 1279 38 minor minor JJ 43963 1279 39 upheavals upheaval NNS 43963 1279 40 , , , 43963 1279 41 extended extend VBN 43963 1279 42 through through IN 43963 1279 43 the the DT 43963 1279 44 main main JJ 43963 1279 45 part part NN 43963 1279 46 of of IN 43963 1279 47 Cambrian Cambrian NNP 43963 1279 48 , , , 43963 1279 49 Ordovician ordovician JJ 43963 1279 50 and and CC 43963 1279 51 Silurian silurian JJ 43963 1279 52 times time NNS 43963 1279 53 , , , 43963 1279 54 and and CC 43963 1279 55 was be VBD 43963 1279 56 replaced replace VBN 43963 1279 57 by by IN 43963 1279 58 the the DT 43963 1279 59 later later JJ 43963 1279 60 shallow shallow JJ 43963 1279 61 - - HYPH 43963 1279 62 water water NN 43963 1279 63 phase phase NN 43963 1279 64 at at IN 43963 1279 65 the the DT 43963 1279 66 end end NN 43963 1279 67 of of IN 43963 1279 68 Silurian silurian JJ 43963 1279 69 times time NNS 43963 1279 70 . . . 43963 1280 1 The the DT 43963 1280 2 second second JJ 43963 1280 3 marine marine JJ 43963 1280 4 period period NN 43963 1280 5 again again RB 43963 1280 6 was be VBD 43963 1280 7 ushered usher VBN 43963 1280 8 in in RP 43963 1280 9 by by IN 43963 1280 10 rapid rapid JJ 43963 1280 11 submergence submergence NN 43963 1280 12 , , , 43963 1280 13 so so IN 43963 1280 14 that that IN 43963 1280 15 the the DT 43963 1280 16 shallow shallow JJ 43963 1280 17 - - HYPH 43963 1280 18 water water NN 43963 1280 19 phase phase NN 43963 1280 20 was be VBD 43963 1280 21 brief brief JJ 43963 1280 22 , , , 43963 1280 23 and and CC 43963 1280 24 the the DT 43963 1280 25 main main JJ 43963 1280 26 mass mass NN 43963 1280 27 of of IN 43963 1280 28 the the DT 43963 1280 29 Lower Lower NNP 43963 1280 30 Carboniferous carboniferous JJ 43963 1280 31 strata strata NN 43963 1280 32 was be VBD 43963 1280 33 deposited deposit VBN 43963 1280 34 in in IN 43963 1280 35 deep deep JJ 43963 1280 36 water water NN 43963 1280 37 ; ; : 43963 1280 38 but but CC 43963 1280 39 , , , 43963 1280 40 unlike unlike IN 43963 1280 41 the the DT 43963 1280 42 first first JJ 43963 1280 43 marine marine JJ 43963 1280 44 period period NN 43963 1280 45 , , , 43963 1280 46 the the DT 43963 1280 47 second second JJ 43963 1280 48 was be VBD 43963 1280 49 characterised characterise VBN 43963 1280 50 by by IN 43963 1280 51 the the DT 43963 1280 52 occurrence occurrence NN 43963 1280 53 of of IN 43963 1280 54 a a DT 43963 1280 55 long long JJ 43963 1280 56 interval interval NN 43963 1280 57 of of IN 43963 1280 58 time time NN 43963 1280 59 marking mark VBG 43963 1280 60 the the DT 43963 1280 61 later later JJ 43963 1280 62 shallow shallow JJ 43963 1280 63 - - HYPH 43963 1280 64 water water NN 43963 1280 65 phase phase NN 43963 1280 66 , , , 43963 1280 67 during during IN 43963 1280 68 which which WDT 43963 1280 69 the the DT 43963 1280 70 whole whole NN 43963 1280 71 of of IN 43963 1280 72 the the DT 43963 1280 73 Upper Upper NNP 43963 1280 74 Carboniferous carboniferous JJ 43963 1280 75 strata strata NN 43963 1280 76 were be VBD 43963 1280 77 deposited deposit VBN 43963 1280 78 . . . 43963 1281 1 The the DT 43963 1281 2 Carboniferous Carboniferous NNP 43963 1281 3 Marine Marine NNP 43963 1281 4 Period Period NNP 43963 1281 5 is be VBZ 43963 1281 6 the the DT 43963 1281 7 simplest simple JJS 43963 1281 8 of of IN 43963 1281 9 the the DT 43963 1281 10 three three CD 43963 1281 11 with with IN 43963 1281 12 which which WDT 43963 1281 13 we -PRON- PRP 43963 1281 14 have have VBP 43963 1281 15 to to TO 43963 1281 16 deal deal VB 43963 1281 17 , , , 43963 1281 18 as as IN 43963 1281 19 the the DT 43963 1281 20 local local JJ 43963 1281 21 oscillations oscillation NNS 43963 1281 22 occurring occur VBG 43963 1281 23 on on IN 43963 1281 24 a a DT 43963 1281 25 fairly fairly RB 43963 1281 26 large large JJ 43963 1281 27 scale scale NN 43963 1281 28 for for IN 43963 1281 29 such such JJ 43963 1281 30 movements movement NNS 43963 1281 31 were be VBD 43963 1281 32 less less RBR 43963 1281 33 frequent frequent JJ 43963 1281 34 than than IN 43963 1281 35 was be VBD 43963 1281 36 the the DT 43963 1281 37 case case NN 43963 1281 38 during during IN 43963 1281 39 the the DT 43963 1281 40 first first JJ 43963 1281 41 and and CC 43963 1281 42 third third JJ 43963 1281 43 marine marine JJ 43963 1281 44 periods period NNS 43963 1281 45 . . . 43963 1282 1 The the DT 43963 1282 2 third third JJ 43963 1282 3 marine marine JJ 43963 1282 4 period period NN 43963 1282 5 had have VBD 43963 1282 6 a a DT 43963 1282 7 long long JJ 43963 1282 8 shallow shallow JJ 43963 1282 9 - - HYPH 43963 1282 10 water water NN 43963 1282 11 phase phase NN 43963 1282 12 at at IN 43963 1282 13 the the DT 43963 1282 14 commencement commencement NN 43963 1282 15 , , , 43963 1282 16 with with IN 43963 1282 17 many many JJ 43963 1282 18 minor minor JJ 43963 1282 19 oscillations oscillation NNS 43963 1282 20 , , , 43963 1282 21 causing cause VBG 43963 1282 22 great great JJ 43963 1282 23 variation variation NN 43963 1282 24 in in IN 43963 1282 25 the the DT 43963 1282 26 character character NN 43963 1282 27 of of IN 43963 1282 28 the the DT 43963 1282 29 deposits deposit NNS 43963 1282 30 and and CC 43963 1282 31 frequent frequent JJ 43963 1282 32 minor minor JJ 43963 1282 33 unconformities unconformitie NNS 43963 1282 34 . . . 43963 1283 1 This this DT 43963 1283 2 shallow shallow JJ 43963 1283 3 - - HYPH 43963 1283 4 water water NN 43963 1283 5 phase phase NN 43963 1283 6 existed exist VBD 43963 1283 7 throughout throughout IN 43963 1283 8 Jurassic Jurassic NNP 43963 1283 9 and and CC 43963 1283 10 Lower low JJR 43963 1283 11 Cretaceous cretaceous JJ 43963 1283 12 times time NNS 43963 1283 13 . . . 43963 1284 1 The the DT 43963 1284 2 deep deep JJ 43963 1284 3 - - HYPH 43963 1284 4 water water NN 43963 1284 5 phase phase NN 43963 1284 6 existed exist VBD 43963 1284 7 during during IN 43963 1284 8 the the DT 43963 1284 9 deposition deposition NN 43963 1284 10 of of IN 43963 1284 11 the the DT 43963 1284 12 Upper Upper NNP 43963 1284 13 Cretaceous cretaceous JJ 43963 1284 14 deposits deposit NNS 43963 1284 15 , , , 43963 1284 16 and and CC 43963 1284 17 was be VBD 43963 1284 18 succeeded succeed VBN 43963 1284 19 by by IN 43963 1284 20 the the DT 43963 1284 21 second second JJ 43963 1284 22 shallow shallow JJ 43963 1284 23 - - HYPH 43963 1284 24 water water NN 43963 1284 25 phase phase NN 43963 1284 26 , , , 43963 1284 27 when when WRB 43963 1284 28 the the DT 43963 1284 29 early early JJ 43963 1284 30 Tertiary tertiary JJ 43963 1284 31 strata strata NN 43963 1284 32 were be VBD 43963 1284 33 accumulated accumulate VBN 43963 1284 34 . . . 43963 1285 1 The the DT 43963 1285 2 difference difference NN 43963 1285 3 between between IN 43963 1285 4 the the DT 43963 1285 5 elevations elevation NNS 43963 1285 6 which which WDT 43963 1285 7 accompanied accompany VBD 43963 1285 8 the the DT 43963 1285 9 Continental Continental NNP 43963 1285 10 Periods Periods NNPS 43963 1285 11 and and CC 43963 1285 12 those those DT 43963 1285 13 which which WDT 43963 1285 14 have have VBP 43963 1285 15 been be VBN 43963 1285 16 alluded allude VBN 43963 1285 17 to to IN 43963 1285 18 as as IN 43963 1285 19 minor minor JJ 43963 1285 20 elevations elevation NNS 43963 1285 21 is be VBZ 43963 1285 22 no no RB 43963 1285 23 doubt doubt RB 43963 1285 24 one one CD 43963 1285 25 of of IN 43963 1285 26 degree degree NN 43963 1285 27 , , , 43963 1285 28 but but CC 43963 1285 29 in in IN 43963 1285 30 considering consider VBG 43963 1285 31 the the DT 43963 1285 32 British british JJ 43963 1285 33 strata strata NN 43963 1285 34 only only RB 43963 1285 35 no no DT 43963 1285 36 confusion confusion NN 43963 1285 37 is be VBZ 43963 1285 38 likely likely JJ 43963 1285 39 to to TO 43963 1285 40 arise arise VB 43963 1285 41 on on IN 43963 1285 42 this this DT 43963 1285 43 account account NN 43963 1285 44 , , , 43963 1285 45 as as IN 43963 1285 46 the the DT 43963 1285 47 difference difference NN 43963 1285 48 was be VBD 43963 1285 49 here here RB 43963 1285 50 very very RB 43963 1285 51 great great JJ 43963 1285 52 . . . 43963 1286 1 The the DT 43963 1286 2 events event NNS 43963 1286 3 which which WDT 43963 1286 4 occurred occur VBD 43963 1286 5 during during IN 43963 1286 6 the the DT 43963 1286 7 continental continental JJ 43963 1286 8 periods period NNS 43963 1286 9 are be VBP 43963 1286 10 of of IN 43963 1286 11 extreme extreme JJ 43963 1286 12 importance importance NN 43963 1286 13 to to IN 43963 1286 14 the the DT 43963 1286 15 geologist geologist NN 43963 1286 16 . . . 43963 1287 1 Every every DT 43963 1287 2 great great JJ 43963 1287 3 upheaval upheaval NN 43963 1287 4 was be VBD 43963 1287 5 accompanied accompany VBN 43963 1287 6 by by IN 43963 1287 7 crumpling crumple VBG 43963 1287 8 and and CC 43963 1287 9 stiffening stiffening NN 43963 1287 10 of of IN 43963 1287 11 portions portion NNS 43963 1287 12 of of IN 43963 1287 13 the the DT 43963 1287 14 earth earth NN 43963 1287 15 's 's POS 43963 1287 16 crust crust NN 43963 1287 17 , , , 43963 1287 18 and and CC 43963 1287 19 a a DT 43963 1287 20 definite definite JJ 43963 1287 21 trend trend NN 43963 1287 22 was be VBD 43963 1287 23 given give VBN 43963 1287 24 to to IN 43963 1287 25 the the DT 43963 1287 26 strata strata NN 43963 1287 27 as as IN 43963 1287 28 the the DT 43963 1287 29 result result NN 43963 1287 30 of of IN 43963 1287 31 these these DT 43963 1287 32 movements movement NNS 43963 1287 33 . . . 43963 1288 1 It -PRON- PRP 43963 1288 2 is be VBZ 43963 1288 3 to to IN 43963 1288 4 the the DT 43963 1288 5 earth earth NN 43963 1288 6 - - HYPH 43963 1288 7 movements movement NNS 43963 1288 8 of of IN 43963 1288 9 the the DT 43963 1288 10 four four CD 43963 1288 11 great great JJ 43963 1288 12 continental continental JJ 43963 1288 13 periods period NNS 43963 1288 14 that that IN 43963 1288 15 the the DT 43963 1288 16 present present JJ 43963 1288 17 structure structure NN 43963 1288 18 of of IN 43963 1288 19 the the DT 43963 1288 20 British british JJ 43963 1288 21 Isles Isles NNPS 43963 1288 22 is be VBZ 43963 1288 23 largely largely RB 43963 1288 24 due due JJ 43963 1288 25 , , , 43963 1288 26 and and CC 43963 1288 27 in in IN 43963 1288 28 any any DT 43963 1288 29 attempt attempt NN 43963 1288 30 to to TO 43963 1288 31 restore restore VB 43963 1288 32 the the DT 43963 1288 33 physical physical JJ 43963 1288 34 history history NN 43963 1288 35 of of IN 43963 1288 36 our -PRON- PRP$ 43963 1288 37 islands island NNS 43963 1288 38 considerable considerable JJ 43963 1288 39 attention attention NN 43963 1288 40 must must MD 43963 1288 41 be be VB 43963 1288 42 paid pay VBN 43963 1288 43 to to IN 43963 1288 44 the the DT 43963 1288 45 changes change NNS 43963 1288 46 which which WDT 43963 1288 47 were be VBD 43963 1288 48 produced produce VBN 43963 1288 49 in in IN 43963 1288 50 the the DT 43963 1288 51 stratified stratified JJ 43963 1288 52 rocks rock NNS 43963 1288 53 during during IN 43963 1288 54 these these DT 43963 1288 55 periods period NNS 43963 1288 56 of of IN 43963 1288 57 earth earth NN 43963 1288 58 - - HYPH 43963 1288 59 movement movement NN 43963 1288 60 . . . 43963 1289 1 CHAPTER CHAPTER NNP 43963 1289 2 XIV XIV NNP 43963 1289 3 . . . 43963 1290 1 THE the DT 43963 1290 2 CAMBRIAN CAMBRIAN NNP 43963 1290 3 SYSTEM system NN 43963 1290 4 . . . 43963 1291 1 _ _ NNP 43963 1291 2 Classification Classification NNP 43963 1291 3 . . . 43963 1291 4 _ _ NNP 43963 1291 5 The the DT 43963 1291 6 rocks rock NNS 43963 1291 7 of of IN 43963 1291 8 the the DT 43963 1291 9 Cambrian cambrian JJ 43963 1291 10 system system NN 43963 1291 11 when when WRB 43963 1291 12 found find VBD 43963 1291 13 reposing repose VBG 43963 1291 14 on on IN 43963 1291 15 Precambrian precambrian JJ 43963 1291 16 rocks rock NNS 43963 1291 17 in in IN 43963 1291 18 Britain Britain NNP 43963 1291 19 are be VBP 43963 1291 20 always always RB 43963 1291 21 separated separate VBN 43963 1291 22 from from IN 43963 1291 23 the the DT 43963 1291 24 latter latter JJ 43963 1291 25 by by IN 43963 1291 26 an an DT 43963 1291 27 unconformity unconformity NN 43963 1291 28 . . . 43963 1292 1 The the DT 43963 1292 2 typical typical JJ 43963 1292 3 development development NN 43963 1292 4 of of IN 43963 1292 5 the the DT 43963 1292 6 rocks rock NNS 43963 1292 7 of of IN 43963 1292 8 the the DT 43963 1292 9 system system NN 43963 1292 10 , , , 43963 1292 11 as as IN 43963 1292 12 the the DT 43963 1292 13 name name NN 43963 1292 14 implies imply VBZ 43963 1292 15 , , , 43963 1292 16 is be VBZ 43963 1292 17 in in IN 43963 1292 18 the the DT 43963 1292 19 hilly hilly JJ 43963 1292 20 region region NN 43963 1292 21 of of IN 43963 1292 22 Caernarvonshire Caernarvonshire NNP 43963 1292 23 and and CC 43963 1292 24 Merionethshire Merionethshire NNP 43963 1292 25 in in IN 43963 1292 26 North North NNP 43963 1292 27 Wales Wales NNP 43963 1292 28 , , , 43963 1292 29 and and CC 43963 1292 30 they -PRON- PRP 43963 1292 31 are be VBP 43963 1292 32 also also RB 43963 1292 33 well well RB 43963 1292 34 represented represent VBN 43963 1292 35 in in IN 43963 1292 36 South South NNP 43963 1292 37 Wales Wales NNP 43963 1292 38 , , , 43963 1292 39 the the DT 43963 1292 40 border border NN 43963 1292 41 counties county NNS 43963 1292 42 between between IN 43963 1292 43 England England NNP 43963 1292 44 and and CC 43963 1292 45 Wales Wales NNP 43963 1292 46 , , , 43963 1292 47 and and CC 43963 1292 48 the the DT 43963 1292 49 North North NNP 43963 1292 50 - - HYPH 43963 1292 51 West West NNP 43963 1292 52 Highlands Highlands NNPS 43963 1292 53 of of IN 43963 1292 54 Scotland Scotland NNP 43963 1292 55 . . . 43963 1293 1 Two two CD 43963 1293 2 distinct distinct JJ 43963 1293 3 classifications classification NNS 43963 1293 4 of of IN 43963 1293 5 the the DT 43963 1293 6 Cambrian cambrian JJ 43963 1293 7 rocks rock NNS 43963 1293 8 of of IN 43963 1293 9 Britain Britain NNP 43963 1293 10 are be VBP 43963 1293 11 in in IN 43963 1293 12 use use NN 43963 1293 13 , , , 43963 1293 14 the the DT 43963 1293 15 original original JJ 43963 1293 16 one one CD 43963 1293 17 founded found VBN 43963 1293 18 on on IN 43963 1293 19 variations variation NNS 43963 1293 20 of of IN 43963 1293 21 lithological lithological JJ 43963 1293 22 character character NN 43963 1293 23 , , , 43963 1293 24 whilst whilst IN 43963 1293 25 the the DT 43963 1293 26 second second JJ 43963 1293 27 depends depend VBZ 43963 1293 28 upon upon IN 43963 1293 29 faunistic faunistic JJ 43963 1293 30 differences difference NNS 43963 1293 31 , , , 43963 1293 32 but but CC 43963 1293 33 the the DT 43963 1293 34 original original JJ 43963 1293 35 lithological lithological JJ 43963 1293 36 classification classification NN 43963 1293 37 has have VBZ 43963 1293 38 been be VBN 43963 1293 39 to to IN 43963 1293 40 some some DT 43963 1293 41 extent extent NN 43963 1293 42 modified modify VBN 43963 1293 43 to to TO 43963 1293 44 make make VB 43963 1293 45 it -PRON- PRP 43963 1293 46 locally locally RB 43963 1293 47 correspond correspond VB 43963 1293 48 with with IN 43963 1293 49 the the DT 43963 1293 50 classification classification NN 43963 1293 51 based base VBN 43963 1293 52 upon upon IN 43963 1293 53 palæontological palæontological JJ 43963 1293 54 grounds ground NNS 43963 1293 55 . . . 43963 1294 1 The the DT 43963 1294 2 following follow VBG 43963 1294 3 table table NN 43963 1294 4 will will MD 43963 1294 5 shew shew VB 43963 1294 6 the the DT 43963 1294 7 differences:-- differences:-- `` 43963 1294 8 Lithological Lithological NNP 43963 1294 9 Classification Classification NNP 43963 1294 10 . . . 43963 1295 1 Palæontological Palæontological NNP 43963 1295 2 Classification Classification NNP 43963 1295 3 . . . 43963 1296 1 Tremadoc Tremadoc NNP 43963 1296 2 Slate slate NN 43963 1296 3 Series[64 series[64 ADD 43963 1296 4 ] ] -RRB- 43963 1296 5 Beds bed NNS 43963 1296 6 with with IN 43963 1296 7 Intermediate Intermediate NNP 43963 1296 8 Fauna Fauna NNP 43963 1296 9 Lingula Lingula NNP 43963 1296 10 Flags Flags NNP 43963 1296 11 Series Series NNP 43963 1296 12 Beds Beds NNP 43963 1296 13 with with IN 43963 1296 14 _ _ NNP 43963 1296 15 Olenus Olenus NNP 43963 1296 16 _ _ NNP 43963 1296 17 Fauna Fauna NNP 43963 1296 18 Menevian menevian JJ 43963 1296 19 beds bed NNS 43963 1296 20 ( ( -LRB- 43963 1296 21 formerly formerly RB 43963 1296 22 included include VBN 43963 1296 23 } } -RRB- 43963 1296 24 in in IN 43963 1296 25 Lingula Lingula NNP 43963 1296 26 Flags Flags NNP 43963 1296 27 ) ) -RRB- 43963 1296 28 } } -RRB- 43963 1296 29 Beds bed NNS 43963 1296 30 with with IN 43963 1296 31 _ _ NNP 43963 1296 32 Paradoxides Paradoxides NNPS 43963 1296 33 _ _ NNP 43963 1296 34 Fauna Fauna NNP 43963 1296 35 } } -RRB- 43963 1296 36 Formerly formerly RB 43963 1296 37 grouped group VBN 43963 1296 38 } } -RRB- 43963 1296 39 Solva Solva NNP 43963 1296 40 beds bed NNS 43963 1296 41 } } -RRB- 43963 1296 42 together together RB 43963 1296 43 as as IN 43963 1296 44 Harlech Harlech NNP 43963 1296 45 Caerfai Caerfai NNP 43963 1296 46 beds bed VBZ 43963 1296 47 } } -RRB- 43963 1296 48 or or CC 43963 1296 49 Llanberis Llanberis NNP 43963 1296 50 beds bed VBZ 43963 1296 51 Beds bed NNS 43963 1296 52 with with IN 43963 1296 53 _ _ NNP 43963 1296 54 Olenellus Olenellus NNP 43963 1296 55 _ _ NNP 43963 1296 56 Fauna Fauna NNP 43963 1296 57 [ [ -LRB- 43963 1296 58 Footnote Footnote NNP 43963 1296 59 64 64 CD 43963 1296 60 : : : 43963 1296 61 In in IN 43963 1296 62 accordance accordance NN 43963 1296 63 with with IN 43963 1296 64 the the DT 43963 1296 65 custom custom NN 43963 1296 66 usually usually RB 43963 1296 67 observed observe VBN 43963 1296 68 in in IN 43963 1296 69 Britain Britain NNP 43963 1296 70 , , , 43963 1296 71 the the DT 43963 1296 72 Tremadoc tremadoc NN 43963 1296 73 slates slate NNS 43963 1296 74 are be VBP 43963 1296 75 placed place VBN 43963 1296 76 in in IN 43963 1296 77 the the DT 43963 1296 78 Cambrian cambrian JJ 43963 1296 79 system system NN 43963 1296 80 ; ; : 43963 1296 81 most most JJS 43963 1296 82 continental continental JJ 43963 1296 83 geologists geologist NNS 43963 1296 84 place place VBP 43963 1296 85 them -PRON- PRP 43963 1296 86 in in IN 43963 1296 87 the the DT 43963 1296 88 succeeding succeed VBG 43963 1296 89 Ordovician ordovician JJ 43963 1296 90 system system NN 43963 1296 91 . . . 43963 1297 1 The the DT 43963 1297 2 matter matter NN 43963 1297 3 is be VBZ 43963 1297 4 not not RB 43963 1297 5 an an DT 43963 1297 6 important important JJ 43963 1297 7 one one NN 43963 1297 8 , , , 43963 1297 9 as as IN 43963 1297 10 the the DT 43963 1297 11 fauna fauna NNS 43963 1297 12 is be VBZ 43963 1297 13 an an DT 43963 1297 14 intermediate intermediate JJ 43963 1297 15 one one NN 43963 1297 16 between between IN 43963 1297 17 that that DT 43963 1297 18 of of IN 43963 1297 19 the the DT 43963 1297 20 Lingula Lingula NNP 43963 1297 21 Flags Flags NNPS 43963 1297 22 and and CC 43963 1297 23 that that DT 43963 1297 24 of of IN 43963 1297 25 the the DT 43963 1297 26 Arenig Arenig NNP 43963 1297 27 series series NN 43963 1297 28 of of IN 43963 1297 29 the the DT 43963 1297 30 Ordovician ordovician JJ 43963 1297 31 system system NN 43963 1297 32 , , , 43963 1297 33 and and CC 43963 1297 34 the the DT 43963 1297 35 beds bed NNS 43963 1297 36 are be VBP 43963 1297 37 true true JJ 43963 1297 38 beds bed NNS 43963 1297 39 of of IN 43963 1297 40 passage passage NN 43963 1297 41 . . . 43963 1298 1 As as IN 43963 1298 2 the the DT 43963 1298 3 lithological lithological JJ 43963 1298 4 classification classification NN 43963 1298 5 is be VBZ 43963 1298 6 essentially essentially RB 43963 1298 7 British british JJ 43963 1298 8 , , , 43963 1298 9 it -PRON- PRP 43963 1298 10 will will MD 43963 1298 11 be be VB 43963 1298 12 as as RB 43963 1298 13 well well RB 43963 1298 14 to to TO 43963 1298 15 retain retain VB 43963 1298 16 the the DT 43963 1298 17 Tremadoc Tremadoc NNP 43963 1298 18 Slates Slates NNPS 43963 1298 19 in in IN 43963 1298 20 the the DT 43963 1298 21 Cambrian cambrian JJ 43963 1298 22 system system NN 43963 1298 23 . . . 43963 1298 24 ] ] -RRB- 43963 1299 1 The the DT 43963 1299 2 original original JJ 43963 1299 3 lithological lithological JJ 43963 1299 4 classification classification NN 43963 1299 5 was be VBD 43963 1299 6 essentially essentially RB 43963 1299 7 the the DT 43963 1299 8 result result NN 43963 1299 9 of of IN 43963 1299 10 Prof. Prof. NNP 43963 1299 11 Sedgwick Sedgwick NNP 43963 1299 12 's 's POS 43963 1299 13 work work NN 43963 1299 14 in in IN 43963 1299 15 North North NNP 43963 1299 16 Wales Wales NNP 43963 1299 17 , , , 43963 1299 18 while while IN 43963 1299 19 the the DT 43963 1299 20 classification classification NN 43963 1299 21 according accord VBG 43963 1299 22 to to IN 43963 1299 23 faunas faunas NNP 43963 1299 24 is be VBZ 43963 1299 25 the the DT 43963 1299 26 outcome outcome NN 43963 1299 27 of of IN 43963 1299 28 the the DT 43963 1299 29 researches research NNS 43963 1299 30 of of IN 43963 1299 31 Dr Dr NNP 43963 1299 32 Hicks Hicks NNP 43963 1299 33 in in IN 43963 1299 34 South South NNP 43963 1299 35 Wales Wales NNP 43963 1299 36 . . . 43963 1300 1 _ _ NNP 43963 1300 2 Description Description NNP 43963 1300 3 of of IN 43963 1300 4 the the DT 43963 1300 5 Strata Strata NNP 43963 1300 6 . . . 43963 1300 7 _ _ NNP 43963 1300 8 The the DT 43963 1300 9 Cambrian cambrian JJ 43963 1300 10 rocks rock NNS 43963 1300 11 of of IN 43963 1300 12 North North NNP 43963 1300 13 Wales Wales NNP 43963 1300 14 occur occur VBP 43963 1300 15 in in IN 43963 1300 16 two two CD 43963 1300 17 complex complex JJ 43963 1300 18 anticlines anticline NNS 43963 1300 19 , , , 43963 1300 20 separated separate VBN 43963 1300 21 by by IN 43963 1300 22 an an DT 43963 1300 23 intermediate intermediate JJ 43963 1300 24 syncline syncline NN 43963 1300 25 of of IN 43963 1300 26 Ordovician ordovician JJ 43963 1300 27 strata strata NN 43963 1300 28 occupying occupy VBG 43963 1300 29 the the DT 43963 1300 30 Snowdonian snowdonian JJ 43963 1300 31 hills hill NNS 43963 1300 32 . . . 43963 1301 1 The the DT 43963 1301 2 southerly southerly RB 43963 1301 3 or or CC 43963 1301 4 Harlech Harlech NNP 43963 1301 5 anticline anticline NN 43963 1301 6 forms form VBZ 43963 1301 7 a a DT 43963 1301 8 part part NN 43963 1301 9 of of IN 43963 1301 10 Merionethshire Merionethshire NNP 43963 1301 11 to to IN 43963 1301 12 the the DT 43963 1301 13 east east NN 43963 1301 14 of of IN 43963 1301 15 Harlech Harlech NNP 43963 1301 16 , , , 43963 1301 17 whilst whilst IN 43963 1301 18 the the DT 43963 1301 19 northern northern JJ 43963 1301 20 one one NN 43963 1301 21 is be VBZ 43963 1301 22 developed develop VBN 43963 1301 23 around around IN 43963 1301 24 Bangor Bangor NNP 43963 1301 25 and and CC 43963 1301 26 Llanberis Llanberis NNP 43963 1301 27 . . . 43963 1302 1 The the DT 43963 1302 2 South South NNP 43963 1302 3 Welsh Welsh NNP 43963 1302 4 Cambrian cambrian JJ 43963 1302 5 rocks rock NNS 43963 1302 6 are be VBP 43963 1302 7 chiefly chiefly RB 43963 1302 8 found find VBN 43963 1302 9 on on IN 43963 1302 10 either either DT 43963 1302 11 side side NN 43963 1302 12 of of IN 43963 1302 13 the the DT 43963 1302 14 Pembrokeshire Pembrokeshire NNP 43963 1302 15 axis axis RB 43963 1302 16 of of IN 43963 1302 17 Precambrian precambrian JJ 43963 1302 18 rocks rock NNS 43963 1302 19 which which WDT 43963 1302 20 runs run VBZ 43963 1302 21 through through IN 43963 1302 22 St St NNP 43963 1302 23 David David NNP 43963 1302 24 's 's POS 43963 1302 25 . . . 43963 1303 1 As as IN 43963 1303 2 the the DT 43963 1303 3 corresponding correspond VBG 43963 1303 4 rocks rock NNS 43963 1303 5 of of IN 43963 1303 6 the the DT 43963 1303 7 two two CD 43963 1303 8 regions region NNS 43963 1303 9 were be VBD 43963 1303 10 deposited deposit VBN 43963 1303 11 in in IN 43963 1303 12 bathymetrical bathymetrical JJ 43963 1303 13 zones zone NNS 43963 1303 14 of of IN 43963 1303 15 much much RB 43963 1303 16 the the DT 43963 1303 17 same same JJ 43963 1303 18 depth depth NN 43963 1303 19 , , , 43963 1303 20 it -PRON- PRP 43963 1303 21 will will MD 43963 1303 22 be be VB 43963 1303 23 convenient convenient JJ 43963 1303 24 to to TO 43963 1303 25 give give VB 43963 1303 26 a a DT 43963 1303 27 general general JJ 43963 1303 28 account account NN 43963 1303 29 of of IN 43963 1303 30 the the DT 43963 1303 31 rocks rock NNS 43963 1303 32 of of IN 43963 1303 33 the the DT 43963 1303 34 two two CD 43963 1303 35 regions region NNS 43963 1303 36 at at IN 43963 1303 37 the the DT 43963 1303 38 same same JJ 43963 1303 39 time time NN 43963 1303 40 , , , 43963 1303 41 leaving leave VBG 43963 1303 42 the the DT 43963 1303 43 student student NN 43963 1303 44 to to TO 43963 1303 45 acquire acquire VB 43963 1303 46 information information NN 43963 1303 47 of of IN 43963 1303 48 the the DT 43963 1303 49 detailed detailed JJ 43963 1303 50 variations variation NNS 43963 1303 51 in in IN 43963 1303 52 the the DT 43963 1303 53 larger large JJR 43963 1303 54 text text NN 43963 1303 55 - - HYPH 43963 1303 56 books book NNS 43963 1303 57 and and CC 43963 1303 58 in in IN 43963 1303 59 special special JJ 43963 1303 60 memoirs[65 memoirs[65 NN 43963 1303 61 ] ] -RRB- 43963 1303 62 . . . 43963 1304 1 [ [ -LRB- 43963 1304 2 Footnote Footnote NNP 43963 1304 3 65 65 CD 43963 1304 4 : : : 43963 1304 5 A a DT 43963 1304 6 general general JJ 43963 1304 7 account account NN 43963 1304 8 of of IN 43963 1304 9 the the DT 43963 1304 10 Cambrian cambrian JJ 43963 1304 11 , , , 43963 1304 12 Ordovician ordovician JJ 43963 1304 13 and and CC 43963 1304 14 Silurian silurian JJ 43963 1304 15 rocks rock NNS 43963 1304 16 will will MD 43963 1304 17 be be VB 43963 1304 18 found find VBN 43963 1304 19 in in IN 43963 1304 20 the the DT 43963 1304 21 Sedgwick Sedgwick NNP 43963 1304 22 Essay Essay NNP 43963 1304 23 for for IN 43963 1304 24 1883 1883 CD 43963 1304 25 , , , 43963 1304 26 _ _ NNP 43963 1304 27 A A NNP 43963 1304 28 Classification Classification NNP 43963 1304 29 of of IN 43963 1304 30 the the DT 43963 1304 31 Cambrian cambrian JJ 43963 1304 32 and and CC 43963 1304 33 Silurian Silurian NNP 43963 1304 34 Rocks Rocks NNPS 43963 1304 35 _ _ NNP 43963 1304 36 , , , 43963 1304 37 though though IN 43963 1304 38 the the DT 43963 1304 39 use use NN 43963 1304 40 of of IN 43963 1304 41 a a DT 43963 1304 42 cumbrous cumbrous JJ 43963 1304 43 nomenclature nomenclature NN 43963 1304 44 therein therein RB 43963 1304 45 will will MD 43963 1304 46 tend tend VB 43963 1304 47 to to TO 43963 1304 48 confuse confuse VB 43963 1304 49 the the DT 43963 1304 50 reader reader NN 43963 1304 51 . . . 43963 1305 1 For for IN 43963 1305 2 a a DT 43963 1305 3 detailed detailed JJ 43963 1305 4 account account NN 43963 1305 5 of of IN 43963 1305 6 the the DT 43963 1305 7 Cambrian cambrian JJ 43963 1305 8 rocks rock NNS 43963 1305 9 of of IN 43963 1305 10 North North NNP 43963 1305 11 Wales Wales NNP 43963 1305 12 the the DT 43963 1305 13 reader reader NN 43963 1305 14 is be VBZ 43963 1305 15 referred refer VBN 43963 1305 16 to to IN 43963 1305 17 the the DT 43963 1305 18 Geological Geological NNP 43963 1305 19 Survey Survey NNP 43963 1305 20 Memoir Memoir NNP 43963 1305 21 , , , 43963 1305 22 _ _ NNP 43963 1305 23 The the DT 43963 1305 24 Geology Geology NNP 43963 1305 25 of of IN 43963 1305 26 North North NNP 43963 1305 27 Wales Wales NNP 43963 1305 28 _ _ NNP 43963 1305 29 , , , 43963 1305 30 by by IN 43963 1305 31 Sir Sir NNP 43963 1305 32 A. A. NNP 43963 1305 33 Ramsay Ramsay NNP 43963 1305 34 ( ( -LRB- 43963 1305 35 2nd 2nd NNP 43963 1305 36 edition edition NNP 43963 1305 37 ) ) -RRB- 43963 1305 38 , , , 43963 1305 39 he -PRON- PRP 43963 1305 40 may may MD 43963 1305 41 also also RB 43963 1305 42 consult consult VB 43963 1305 43 Belt Belt NNP 43963 1305 44 , , , 43963 1305 45 T. T. NNP 43963 1305 46 , , , 43963 1305 47 " " `` 43963 1305 48 On on IN 43963 1305 49 the the DT 43963 1305 50 Lingula Lingula NNP 43963 1305 51 Flags Flags NNPS 43963 1305 52 or or CC 43963 1305 53 Festiniog Festiniog NNP 43963 1305 54 Group Group NNP 43963 1305 55 of of IN 43963 1305 56 the the DT 43963 1305 57 Dolgelly Dolgelly NNP 43963 1305 58 district district NN 43963 1305 59 , , , 43963 1305 60 " " '' 43963 1305 61 _ _ NNP 43963 1305 62 Geol Geol NNP 43963 1305 63 . . . 43963 1306 1 Mag Mag NNP 43963 1306 2 . . . 43963 1306 3 _ _ NNP 43963 1306 4 , , , 43963 1306 5 Dec Dec NNP 43963 1306 6 I. I. NNP 43963 1306 7 vol vol NNP 43963 1306 8 . . . 43963 1307 1 IV IV NNP 43963 1307 2 . . . 43963 1308 1 pp pp NNP 43963 1308 2 . . . 43963 1309 1 493 493 CD 43963 1309 2 , , , 43963 1309 3 536 536 CD 43963 1309 4 , , , 43963 1309 5 vol vol NNP 43963 1309 6 . . . 43963 1310 1 V. V. NNP 43963 1310 2 p. p. NNP 43963 1310 3 5 5 CD 43963 1310 4 . . . 43963 1311 1 The the DT 43963 1311 2 geology geology NN 43963 1311 3 of of IN 43963 1311 4 the the DT 43963 1311 5 Cambrian cambrian JJ 43963 1311 6 rocks rock NNS 43963 1311 7 is be VBZ 43963 1311 8 described describe VBN 43963 1311 9 in in IN 43963 1311 10 a a DT 43963 1311 11 series series NN 43963 1311 12 of of IN 43963 1311 13 Memoirs Memoirs NNP 43963 1311 14 in in IN 43963 1311 15 the the DT 43963 1311 16 _ _ NNP 43963 1311 17 Quarterly Quarterly NNP 43963 1311 18 Journal Journal NNP 43963 1311 19 of of IN 43963 1311 20 the the DT 43963 1311 21 Geological Geological NNP 43963 1311 22 Society Society NNP 43963 1311 23 _ _ NNP 43963 1311 24 by by IN 43963 1311 25 Dr Dr NNP 43963 1311 26 H. H. NNP 43963 1311 27 Hicks Hicks NNP 43963 1311 28 ; ; : 43963 1311 29 the the DT 43963 1311 30 following follow VBG 43963 1311 31 should should MD 43963 1311 32 be be VB 43963 1311 33 consulted consult VBN 43963 1311 34 : : : 43963 1311 35 Harkness Harkness NNP 43963 1311 36 , , , 43963 1311 37 R. R. NNP 43963 1311 38 and and CC 43963 1311 39 Hicks Hicks NNP 43963 1311 40 , , , 43963 1311 41 H. H. NNP 43963 1311 42 , , , 43963 1311 43 " " `` 43963 1311 44 On on IN 43963 1311 45 the the DT 43963 1311 46 Ancient Ancient NNP 43963 1311 47 Rocks Rocks NNPS 43963 1311 48 of of IN 43963 1311 49 the the DT 43963 1311 50 St St NNP 43963 1311 51 David David NNP 43963 1311 52 's 's POS 43963 1311 53 Promontory Promontory NNP 43963 1311 54 , , , 43963 1311 55 South South NNP 43963 1311 56 Wales Wales NNP 43963 1311 57 , , , 43963 1311 58 and and CC 43963 1311 59 their -PRON- PRP$ 43963 1311 60 Fossil fossil JJ 43963 1311 61 Contents Contents NNPS 43963 1311 62 , , , 43963 1311 63 " " '' 43963 1311 64 vol vol NNP 43963 1311 65 . . . 43963 1312 1 XXVII XXVII NNP 43963 1312 2 . . . 43963 1313 1 p. p. NN 43963 1313 2 384 384 CD 43963 1313 3 ; ; : 43963 1313 4 Hicks Hicks NNP 43963 1313 5 , , , 43963 1313 6 H. H. NNP 43963 1313 7 , , , 43963 1313 8 " " `` 43963 1313 9 On on IN 43963 1313 10 some some DT 43963 1313 11 Undescribed Undescribed NNP 43963 1313 12 Fossils Fossils NNP 43963 1313 13 from from IN 43963 1313 14 the the DT 43963 1313 15 Menevian Menevian NNP 43963 1313 16 Group Group NNP 43963 1313 17 , , , 43963 1313 18 " " '' 43963 1313 19 vol vol NNP 43963 1313 20 . . . 43963 1314 1 XXVIII XXVIII NNP 43963 1314 2 . . . 43963 1315 1 p. p. NN 43963 1315 2 173 173 CD 43963 1315 3 ; ; : 43963 1315 4 and and CC 43963 1315 5 " " `` 43963 1315 6 On on IN 43963 1315 7 the the DT 43963 1315 8 Tremadoc Tremadoc NNP 43963 1315 9 Rocks Rocks NNPS 43963 1315 10 in in IN 43963 1315 11 the the DT 43963 1315 12 neighbourhood neighbourhood NN 43963 1315 13 of of IN 43963 1315 14 St St NNP 43963 1315 15 David David NNP 43963 1315 16 's 's POS 43963 1315 17 , , , 43963 1315 18 South South NNP 43963 1315 19 Wales Wales NNP 43963 1315 20 , , , 43963 1315 21 and and CC 43963 1315 22 their -PRON- PRP$ 43963 1315 23 Fossil fossil JJ 43963 1315 24 Contents Contents NNPS 43963 1315 25 , , , 43963 1315 26 " " '' 43963 1315 27 vol vol NNP 43963 1315 28 . . . 43963 1316 1 XXIX XXIX NNP 43963 1316 2 . . . 43963 1317 1 p. p. NN 43963 1317 2 39 39 CD 43963 1317 3 . . . 43963 1318 1 See see VB 43963 1318 2 also also RB 43963 1318 3 Hicks Hicks NNP 43963 1318 4 , , , 43963 1318 5 " " `` 43963 1318 6 The the DT 43963 1318 7 Classification Classification NNP 43963 1318 8 of of IN 43963 1318 9 the the DT 43963 1318 10 Eozoic Eozoic NNP 43963 1318 11 and and CC 43963 1318 12 Lower low JJR 43963 1318 13 Palæozoic Palæozoic NNP 43963 1318 14 Rocks Rocks NNPS 43963 1318 15 of of IN 43963 1318 16 the the DT 43963 1318 17 British british JJ 43963 1318 18 Isles Isles NNPS 43963 1318 19 , , , 43963 1318 20 " " '' 43963 1318 21 _ _ NNP 43963 1318 22 Popular Popular NNP 43963 1318 23 Science Science NNP 43963 1318 24 Review Review NNP 43963 1318 25 _ _ NNP 43963 1318 26 , , , 43963 1318 27 New New NNP 43963 1318 28 Series Series NNP 43963 1318 29 , , , 43963 1318 30 vol vol NNP 43963 1318 31 . . . 43963 1319 1 V. V. NNP 43963 1319 2 , , , 43963 1319 3 and and CC 43963 1319 4 Hicks Hicks NNP 43963 1319 5 , , , 43963 1319 6 " " `` 43963 1319 7 Life life NN 43963 1319 8 - - HYPH 43963 1319 9 zones zone NNS 43963 1319 10 in in IN 43963 1319 11 the the DT 43963 1319 12 Lower Lower NNP 43963 1319 13 Palæozoic Palæozoic NNP 43963 1319 14 Rocks Rocks NNPS 43963 1319 15 , , , 43963 1319 16 " " '' 43963 1319 17 _ _ NNP 43963 1319 18 Geol Geol NNP 43963 1319 19 . . . 43963 1320 1 Mag Mag NNP 43963 1320 2 . . . 43963 1320 3 _ _ NNP 43963 1320 4 Dec Dec NNP 43963 1320 5 IV IV NNP 43963 1320 6 . . . 43963 1321 1 vol vol NNP 43963 1321 2 . . . 43963 1322 1 I. I. NNP 43963 1322 2 pp pp NNP 43963 1322 3 . . . 43963 1323 1 368 368 CD 43963 1323 2 , , , 43963 1323 3 399 399 CD 43963 1323 4 and and CC 43963 1323 5 441 441 CD 43963 1323 6 . . . 43963 1323 7 ] ] -RRB- 43963 1324 1 The the DT 43963 1324 2 strata strata NN 43963 1324 3 of of IN 43963 1324 4 the the DT 43963 1324 5 Caerfai Caerfai NNP 43963 1324 6 and and CC 43963 1324 7 Solva Solva NNP 43963 1324 8 groups group NNS 43963 1324 9 show show VBP 43963 1324 10 the the DT 43963 1324 11 prevalence prevalence NN 43963 1324 12 of of IN 43963 1324 13 the the DT 43963 1324 14 shallow shallow JJ 43963 1324 15 - - HYPH 43963 1324 16 water water NN 43963 1324 17 phase phase NN 43963 1324 18 almost almost RB 43963 1324 19 uninterruptedly uninterruptedly RB 43963 1324 20 through through IN 43963 1324 21 the the DT 43963 1324 22 whole whole NN 43963 1324 23 of of IN 43963 1324 24 the the DT 43963 1324 25 time time NN 43963 1324 26 occupied occupy VBN 43963 1324 27 by by IN 43963 1324 28 their -PRON- PRP$ 43963 1324 29 accumulation accumulation NN 43963 1324 30 in in IN 43963 1324 31 the the DT 43963 1324 32 Welsh Welsh NNP 43963 1324 33 areas area NNS 43963 1324 34 . . . 43963 1325 1 They -PRON- PRP 43963 1325 2 consist consist VBP 43963 1325 3 chiefly chiefly RB 43963 1325 4 of of IN 43963 1325 5 basal basal NN 43963 1325 6 conglomerates conglomerates NNP 43963 1325 7 , , , 43963 1325 8 succeeded succeed VBN 43963 1325 9 by by IN 43963 1325 10 alternations alternation NNS 43963 1325 11 of of IN 43963 1325 12 grits grit NNS 43963 1325 13 and and CC 43963 1325 14 shales shale NNS 43963 1325 15 , , , 43963 1325 16 though though IN 43963 1325 17 the the DT 43963 1325 18 latter latter JJ 43963 1325 19 are be VBP 43963 1325 20 often often RB 43963 1325 21 converted convert VBN 43963 1325 22 into into IN 43963 1325 23 slates slate NNS 43963 1325 24 , , , 43963 1325 25 owing owe VBG 43963 1325 26 to to IN 43963 1325 27 the the DT 43963 1325 28 subsequent subsequent JJ 43963 1325 29 production production NN 43963 1325 30 of of IN 43963 1325 31 cleavage cleavage NN 43963 1325 32 . . . 43963 1326 1 The the DT 43963 1326 2 basal basal NN 43963 1326 3 conglomerates conglomerate VBZ 43963 1326 4 of of IN 43963 1326 5 the the DT 43963 1326 6 Caerfai Caerfai NNP 43963 1326 7 beds bed NNS 43963 1326 8 are be VBP 43963 1326 9 frequently frequently RB 43963 1326 10 marked mark VBN 43963 1326 11 by by IN 43963 1326 12 the the DT 43963 1326 13 existence existence NN 43963 1326 14 of of IN 43963 1326 15 enormous enormous JJ 43963 1326 16 pebbles pebble NNS 43963 1326 17 , , , 43963 1326 18 composed compose VBN 43963 1326 19 of of IN 43963 1326 20 fragments fragment NNS 43963 1326 21 of of IN 43963 1326 22 the the DT 43963 1326 23 rocks rock NNS 43963 1326 24 of of IN 43963 1326 25 the the DT 43963 1326 26 underlying underlying JJ 43963 1326 27 Precambrian precambrian JJ 43963 1326 28 groups group NNS 43963 1326 29 , , , 43963 1326 30 and and CC 43963 1326 31 the the DT 43963 1326 32 possibility possibility NN 43963 1326 33 of of IN 43963 1326 34 the the DT 43963 1326 35 occurrence occurrence NN 43963 1326 36 of of IN 43963 1326 37 glacial glacial JJ 43963 1326 38 action action NN 43963 1326 39 during during IN 43963 1326 40 their -PRON- PRP$ 43963 1326 41 accumulation accumulation NN 43963 1326 42 as as IN 43963 1326 43 advocated advocate VBN 43963 1326 44 by by IN 43963 1326 45 Dr Dr NNP 43963 1326 46 Hicks Hicks NNP 43963 1326 47 must must MD 43963 1326 48 be be VB 43963 1326 49 taken take VBN 43963 1326 50 into into IN 43963 1326 51 account account NN 43963 1326 52 . . . 43963 1327 1 Above above IN 43963 1327 2 these these DT 43963 1327 3 beds bed NNS 43963 1327 4 are be VBP 43963 1327 5 various various JJ 43963 1327 6 coloured coloured JJ 43963 1327 7 grits grit NNS 43963 1327 8 , , , 43963 1327 9 with with IN 43963 1327 10 alternations alternation NNS 43963 1327 11 of of IN 43963 1327 12 muddy muddy JJ 43963 1327 13 sediments sediment NNS 43963 1327 14 often often RB 43963 1327 15 coloured colour VBD 43963 1327 16 red[66 red[66 NN 43963 1327 17 ] ] -RRB- 43963 1327 18 . . . 43963 1328 1 The the DT 43963 1328 2 Solva Solva NNP 43963 1328 3 group group NN 43963 1328 4 consists consist VBZ 43963 1328 5 of of IN 43963 1328 6 massive massive JJ 43963 1328 7 grits grit NNS 43963 1328 8 , , , 43963 1328 9 of of IN 43963 1328 10 various various JJ 43963 1328 11 colours colour NNS 43963 1328 12 , , , 43963 1328 13 also also RB 43963 1328 14 with with IN 43963 1328 15 alternations alternation NNS 43963 1328 16 of of IN 43963 1328 17 mud mud NN 43963 1328 18 , , , 43963 1328 19 which which WDT 43963 1328 20 have have VBP 43963 1328 21 prevalent prevalent JJ 43963 1328 22 purple purple JJ 43963 1328 23 and and CC 43963 1328 24 green green JJ 43963 1328 25 hues hue NNS 43963 1328 26 . . . 43963 1329 1 The the DT 43963 1329 2 great great JJ 43963 1329 3 thickness thickness NN 43963 1329 4 of of IN 43963 1329 5 the the DT 43963 1329 6 strata strata NN 43963 1329 7 of of IN 43963 1329 8 the the DT 43963 1329 9 Caerfai Caerfai NNP 43963 1329 10 and and CC 43963 1329 11 Solva Solva NNP 43963 1329 12 Series Series NNP 43963 1329 13 , , , 43963 1329 14 which which WDT 43963 1329 15 sometimes sometimes RB 43963 1329 16 exceeds exceed VBZ 43963 1329 17 10,000 10,000 CD 43963 1329 18 feet foot NNS 43963 1329 19 , , , 43963 1329 20 must must MD 43963 1329 21 also also RB 43963 1329 22 be be VB 43963 1329 23 noted note VBN 43963 1329 24 . . . 43963 1330 1 [ [ -LRB- 43963 1330 2 Footnote Footnote NNP 43963 1330 3 66 66 CD 43963 1330 4 : : : 43963 1330 5 In in IN 43963 1330 6 giving give VBG 43963 1330 7 this this DT 43963 1330 8 description description NN 43963 1330 9 the the DT 43963 1330 10 red red JJ 43963 1330 11 ( ( -LRB- 43963 1330 12 Glyn Glyn NNP 43963 1330 13 ) ) -RRB- 43963 1330 14 slates slate NNS 43963 1330 15 of of IN 43963 1330 16 North North NNP 43963 1330 17 Wales Wales NNP 43963 1330 18 are be VBP 43963 1330 19 treated treat VBN 43963 1330 20 as as IN 43963 1330 21 belonging belong VBG 43963 1330 22 to to IN 43963 1330 23 the the DT 43963 1330 24 Caerfai Caerfai NNP 43963 1330 25 series series NN 43963 1330 26 , , , 43963 1330 27 though though IN 43963 1330 28 this this DT 43963 1330 29 correlation correlation NN 43963 1330 30 depends depend VBZ 43963 1330 31 on on IN 43963 1330 32 lithological lithological JJ 43963 1330 33 characters character NNS 43963 1330 34 only only RB 43963 1330 35 at at IN 43963 1330 36 present present NN 43963 1330 37 . . . 43963 1330 38 ] ] -RRB- 43963 1331 1 The the DT 43963 1331 2 Menevian menevian JJ 43963 1331 3 beds bed NNS 43963 1331 4 consist consist VBP 43963 1331 5 essentially essentially RB 43963 1331 6 of of IN 43963 1331 7 very very RB 43963 1331 8 fine fine JJ 43963 1331 9 , , , 43963 1331 10 well well RB 43963 1331 11 laminated laminate VBN 43963 1331 12 black black JJ 43963 1331 13 and and CC 43963 1331 14 grey grey JJ 43963 1331 15 muds mud NNS 43963 1331 16 , , , 43963 1331 17 which which WDT 43963 1331 18 are be VBP 43963 1331 19 of of IN 43963 1331 20 a a DT 43963 1331 21 texture texture NN 43963 1331 22 favourable favourable JJ 43963 1331 23 for for IN 43963 1331 24 the the DT 43963 1331 25 production production NN 43963 1331 26 of of IN 43963 1331 27 a a DT 43963 1331 28 somewhat somewhat RB 43963 1331 29 regular regular JJ 43963 1331 30 jointing jointing NN 43963 1331 31 , , , 43963 1331 32 causing cause VBG 43963 1331 33 the the DT 43963 1331 34 rock rock NN 43963 1331 35 to to TO 43963 1331 36 break break VB 43963 1331 37 into into IN 43963 1331 38 small small JJ 43963 1331 39 rectangular rectangular JJ 43963 1331 40 blocks block NNS 43963 1331 41 . . . 43963 1332 1 They -PRON- PRP 43963 1332 2 are be VBP 43963 1332 3 thin thin JJ 43963 1332 4 , , , 43963 1332 5 not not RB 43963 1332 6 exceeding exceed VBG 43963 1332 7 600 600 CD 43963 1332 8 feet foot NNS 43963 1332 9 in in IN 43963 1332 10 thickness thickness NN 43963 1332 11 , , , 43963 1332 12 and and CC 43963 1332 13 indicate indicate VBP 43963 1332 14 the the DT 43963 1332 15 incoming incoming NN 43963 1332 16 of of IN 43963 1332 17 the the DT 43963 1332 18 general general JJ 43963 1332 19 deep deep JJ 43963 1332 20 - - HYPH 43963 1332 21 water water NN 43963 1332 22 phase phase NN 43963 1332 23 of of IN 43963 1332 24 the the DT 43963 1332 25 Lower Lower NNP 43963 1332 26 Palæozoic Palæozoic NNP 43963 1332 27 epoch epoch NN 43963 1332 28 . . . 43963 1333 1 The the DT 43963 1333 2 Lingula Lingula NNP 43963 1333 3 Flags Flags NNPS 43963 1333 4 mark mark VBP 43963 1333 5 a a DT 43963 1333 6 local local JJ 43963 1333 7 return return NN 43963 1333 8 to to IN 43963 1333 9 shallower shallower JJ 43963 1333 10 water water NN 43963 1333 11 conditions condition NNS 43963 1333 12 , , , 43963 1333 13 especially especially RB 43963 1333 14 in in IN 43963 1333 15 the the DT 43963 1333 16 central central JJ 43963 1333 17 portion portion NN 43963 1333 18 . . . 43963 1334 1 The the DT 43963 1334 2 total total JJ 43963 1334 3 thickness thickness NN 43963 1334 4 is be VBZ 43963 1334 5 over over IN 43963 1334 6 3,000 3,000 CD 43963 1334 7 feet foot NNS 43963 1334 8 , , , 43963 1334 9 of of IN 43963 1334 10 which which WDT 43963 1334 11 the the DT 43963 1334 12 lower low JJR 43963 1334 13 stage stage NN 43963 1334 14 ( ( -LRB- 43963 1334 15 locally locally RB 43963 1334 16 the the DT 43963 1334 17 Maentwrog Maentwrog NNP 43963 1334 18 series series NN 43963 1334 19 ) ) -RRB- 43963 1334 20 is be VBZ 43963 1334 21 over over IN 43963 1334 22 500 500 CD 43963 1334 23 feet foot NNS 43963 1334 24 , , , 43963 1334 25 and and CC 43963 1334 26 consists consist VBZ 43963 1334 27 of of IN 43963 1334 28 blackish blackish JJ 43963 1334 29 muds mud NNS 43963 1334 30 , , , 43963 1334 31 the the DT 43963 1334 32 middle middle JJ 43963 1334 33 ( ( -LRB- 43963 1334 34 Festiniog Festiniog NNP 43963 1334 35 stage[67 stage[67 NNP 43963 1334 36 ] ] -RRB- 43963 1334 37 ) ) -RRB- 43963 1334 38 is be VBZ 43963 1334 39 about about RB 43963 1334 40 2,000 2,000 CD 43963 1334 41 feet foot NNS 43963 1334 42 thick thick JJ 43963 1334 43 , , , 43963 1334 44 and and CC 43963 1334 45 is be VBZ 43963 1334 46 composed compose VBN 43963 1334 47 chiefly chiefly RB 43963 1334 48 of of IN 43963 1334 49 shallower shallow JJR 43963 1334 50 water water NN 43963 1334 51 gritty gritty JJ 43963 1334 52 flags flag NNS 43963 1334 53 , , , 43963 1334 54 whilst whilst IN 43963 1334 55 the the DT 43963 1334 56 upper upper JJ 43963 1334 57 ( ( -LRB- 43963 1334 58 Dolgelly dolgelly RB 43963 1334 59 ) ) -RRB- 43963 1334 60 stage stage NN 43963 1334 61 is be VBZ 43963 1334 62 of of IN 43963 1334 63 about about RB 43963 1334 64 the the DT 43963 1334 65 same same JJ 43963 1334 66 thickness thickness NN 43963 1334 67 as as IN 43963 1334 68 the the DT 43963 1334 69 lower low JJR 43963 1334 70 stage stage NN 43963 1334 71 and and CC 43963 1334 72 has have VBZ 43963 1334 73 similar similar JJ 43963 1334 74 lithological lithological JJ 43963 1334 75 characters character NNS 43963 1334 76 . . . 43963 1335 1 [ [ -LRB- 43963 1335 2 Footnote Footnote NNP 43963 1335 3 67 67 CD 43963 1335 4 : : : 43963 1335 5 The the DT 43963 1335 6 term term NN 43963 1335 7 Festiniog Festiniog NNP 43963 1335 8 has have VBZ 43963 1335 9 been be VBN 43963 1335 10 used use VBN 43963 1335 11 for for IN 43963 1335 12 the the DT 43963 1335 13 whole whole JJ 43963 1335 14 Lingula Lingula NNP 43963 1335 15 Flag Flag NNP 43963 1335 16 series series NN 43963 1335 17 as as RB 43963 1335 18 well well RB 43963 1335 19 as as IN 43963 1335 20 for for IN 43963 1335 21 the the DT 43963 1335 22 middle middle JJ 43963 1335 23 stage stage NN 43963 1335 24 . . . 43963 1336 1 It -PRON- PRP 43963 1336 2 will will MD 43963 1336 3 be be VB 43963 1336 4 well well JJ 43963 1336 5 to to TO 43963 1336 6 use use VB 43963 1336 7 it -PRON- PRP 43963 1336 8 with with IN 43963 1336 9 reference reference NN 43963 1336 10 to to IN 43963 1336 11 the the DT 43963 1336 12 stage stage NN 43963 1336 13 only only RB 43963 1336 14 . . . 43963 1336 15 ] ] -RRB- 43963 1337 1 The the DT 43963 1337 2 Tremadoc Tremadoc NNP 43963 1337 3 Slates Slates NNPS 43963 1337 4 are be VBP 43963 1337 5 about about RB 43963 1337 6 1,000 1,000 CD 43963 1337 7 feet foot NNS 43963 1337 8 thick thick JJ 43963 1337 9 . . . 43963 1338 1 They -PRON- PRP 43963 1338 2 are be VBP 43963 1338 3 divided divide VBN 43963 1338 4 into into IN 43963 1338 5 a a DT 43963 1338 6 lower low JJR 43963 1338 7 and and CC 43963 1338 8 upper upper JJ 43963 1338 9 stage stage NN 43963 1338 10 , , , 43963 1338 11 of of IN 43963 1338 12 about about RB 43963 1338 13 equal equal JJ 43963 1338 14 thickness thickness NN 43963 1338 15 , , , 43963 1338 16 and and CC 43963 1338 17 are be VBP 43963 1338 18 essentially essentially RB 43963 1338 19 composed compose VBN 43963 1338 20 of of IN 43963 1338 21 iron iron NN 43963 1338 22 - - HYPH 43963 1338 23 stained stain VBN 43963 1338 24 slates slate NNS 43963 1338 25 , , , 43963 1338 26 with with IN 43963 1338 27 a a DT 43963 1338 28 considerable considerable JJ 43963 1338 29 admixture admixture NN 43963 1338 30 of of IN 43963 1338 31 calcareous calcareous JJ 43963 1338 32 matter matter NN 43963 1338 33 in in IN 43963 1338 34 some some DT 43963 1338 35 parts part NNS 43963 1338 36 of of IN 43963 1338 37 South South NNP 43963 1338 38 Wales Wales NNP 43963 1338 39 , , , 43963 1338 40 when when WRB 43963 1338 41 they -PRON- PRP 43963 1338 42 furnish furnish VBP 43963 1338 43 the the DT 43963 1338 44 nearest near JJS 43963 1338 45 approach approach NN 43963 1338 46 to to IN 43963 1338 47 a a DT 43963 1338 48 limestone limestone NN 43963 1338 49 which which WDT 43963 1338 50 has have VBZ 43963 1338 51 been be VBN 43963 1338 52 found find VBN 43963 1338 53 amongst amongst IN 43963 1338 54 the the DT 43963 1338 55 Welsh Welsh NNP 43963 1338 56 Cambrian cambrian JJ 43963 1338 57 strata strata NN 43963 1338 58 . . . 43963 1339 1 They -PRON- PRP 43963 1339 2 were be VBD 43963 1339 3 probably probably RB 43963 1339 4 formed form VBN 43963 1339 5 in in IN 43963 1339 6 a a DT 43963 1339 7 fairly fairly RB 43963 1339 8 deep deep JJ 43963 1339 9 sea sea NN 43963 1339 10 . . . 43963 1340 1 Much much JJ 43963 1340 2 pyroclastic pyroclastic JJ 43963 1340 3 rock rock NN 43963 1340 4 and and CC 43963 1340 5 some some DT 43963 1340 6 lava lava NN 43963 1340 7 flows flow NNS 43963 1340 8 are be VBP 43963 1340 9 intercalated intercalate VBN 43963 1340 10 amongst amongst IN 43963 1340 11 the the DT 43963 1340 12 Welsh Welsh NNP 43963 1340 13 Cambrian cambrian JJ 43963 1340 14 sediments sediment NNS 43963 1340 15 . . . 43963 1341 1 Tuffs tuff NNS 43963 1341 2 are be VBP 43963 1341 3 formed form VBN 43963 1341 4 in in IN 43963 1341 5 the the DT 43963 1341 6 lower low JJR 43963 1341 7 beds bed NNS 43963 1341 8 of of IN 43963 1341 9 St St NNP 43963 1341 10 David David NNP 43963 1341 11 's 's POS 43963 1341 12 , , , 43963 1341 13 and and CC 43963 1341 14 lavas lavas NNP 43963 1341 15 and and CC 43963 1341 16 ashes ashe NNS 43963 1341 17 have have VBP 43963 1341 18 been be VBN 43963 1341 19 found find VBN 43963 1341 20 amongst amongst IN 43963 1341 21 the the DT 43963 1341 22 Lingula Lingula NNP 43963 1341 23 Flags Flags NNPS 43963 1341 24 and and CC 43963 1341 25 Tremadoc Tremadoc NNP 43963 1341 26 Slates Slates NNPS 43963 1341 27 of of IN 43963 1341 28 North North NNP 43963 1341 29 Wales Wales NNP 43963 1341 30 , , , 43963 1341 31 while while IN 43963 1341 32 the the DT 43963 1341 33 Lingula Lingula NNP 43963 1341 34 Flags Flags NNP 43963 1341 35 of of IN 43963 1341 36 South South NNP 43963 1341 37 Wales Wales NNP 43963 1341 38 have have VBP 43963 1341 39 furnished furnish VBN 43963 1341 40 several several JJ 43963 1341 41 bands band NNS 43963 1341 42 of of IN 43963 1341 43 ash ash NN 43963 1341 44 to to IN 43963 1341 45 the the DT 43963 1341 46 north north NN 43963 1341 47 of of IN 43963 1341 48 Haverfordwest Haverfordwest NNP 43963 1341 49 . . . 43963 1342 1 Much much JJ 43963 1342 2 of of IN 43963 1342 3 the the DT 43963 1342 4 material material NN 43963 1342 5 of of IN 43963 1342 6 the the DT 43963 1342 7 grits grit NNS 43963 1342 8 and and CC 43963 1342 9 muds mud NNS 43963 1342 10 may may MD 43963 1342 11 be be VB 43963 1342 12 derived derive VBN 43963 1342 13 from from IN 43963 1342 14 volcanic volcanic JJ 43963 1342 15 rocks rock NNS 43963 1342 16 , , , 43963 1342 17 though though IN 43963 1342 18 how how WRB 43963 1342 19 far far RB 43963 1342 20 this this DT 43963 1342 21 is be VBZ 43963 1342 22 so so RB 43963 1342 23 can can MD 43963 1342 24 not not RB 43963 1342 25 be be VB 43963 1342 26 stated state VBN 43963 1342 27 in in IN 43963 1342 28 the the DT 43963 1342 29 absence absence NN 43963 1342 30 of of IN 43963 1342 31 information information NN 43963 1342 32 obtained obtain VBN 43963 1342 33 by by IN 43963 1342 34 detailed detailed JJ 43963 1342 35 petrological petrological JJ 43963 1342 36 examination examination NN 43963 1342 37 of of IN 43963 1342 38 the the DT 43963 1342 39 rocks rock NNS 43963 1342 40 . . . 43963 1343 1 The the DT 43963 1343 2 various various JJ 43963 1343 3 isolated isolate VBN 43963 1343 4 outcrops outcrop NNS 43963 1343 5 of of IN 43963 1343 6 Cambrian cambrian JJ 43963 1343 7 strata strata NN 43963 1343 8 amongst amongst IN 43963 1343 9 the the DT 43963 1343 10 counties county NNS 43963 1343 11 of of IN 43963 1343 12 the the DT 43963 1343 13 Welsh Welsh NNP 43963 1343 14 borders border NNS 43963 1343 15 and and CC 43963 1343 16 adjoining adjoin VBG 43963 1343 17 Midland Midland NNP 43963 1343 18 counties county NNS 43963 1343 19 indicate indicate VBP 43963 1343 20 a a DT 43963 1343 21 great great JJ 43963 1343 22 thinning thinning NN 43963 1343 23 of of IN 43963 1343 24 the the DT 43963 1343 25 Cambrian cambrian JJ 43963 1343 26 rocks rock NNS 43963 1343 27 in in IN 43963 1343 28 this this DT 43963 1343 29 direction direction NN 43963 1343 30 . . . 43963 1344 1 The the DT 43963 1344 2 probable probable JJ 43963 1344 3 equivalents equivalent NNS 43963 1344 4 of of IN 43963 1344 5 the the DT 43963 1344 6 Caerfai Caerfai NNP 43963 1344 7 rocks rock NNS 43963 1344 8 occur occur VBP 43963 1344 9 at at IN 43963 1344 10 Nuneaton Nuneaton NNP 43963 1344 11 , , , 43963 1344 12 Comley Comley NNP 43963 1344 13 , , , 43963 1344 14 and and CC 43963 1344 15 on on IN 43963 1344 16 the the DT 43963 1344 17 flanks flank NNS 43963 1344 18 of of IN 43963 1344 19 the the DT 43963 1344 20 Wrekin Wrekin NNP 43963 1344 21 and and CC 43963 1344 22 Malvern Malvern NNP 43963 1344 23 hills hill NNS 43963 1344 24 . . . 43963 1345 1 The the DT 43963 1345 2 thin thin JJ 43963 1345 3 basal basal NN 43963 1345 4 conglomerates conglomerate NNS 43963 1345 5 are be VBP 43963 1345 6 succeeded succeed VBN 43963 1345 7 by by IN 43963 1345 8 quartzites quartzite NNS 43963 1345 9 , , , 43963 1345 10 and and CC 43963 1345 11 sometimes sometimes RB 43963 1345 12 red red JJ 43963 1345 13 calcareous calcareous JJ 43963 1345 14 sandstones sandstone NNS 43963 1345 15 ( ( -LRB- 43963 1345 16 Comley Comley NNP 43963 1345 17 sandstone sandstone NN 43963 1345 18 ) ) -RRB- 43963 1345 19 . . . 43963 1346 1 These these DT 43963 1346 2 rocks rock NNS 43963 1346 3 are be VBP 43963 1346 4 succeeded succeed VBN 43963 1346 5 by by IN 43963 1346 6 thin thin JJ 43963 1346 7 arenaceous arenaceous JJ 43963 1346 8 and and CC 43963 1346 9 calcareous calcareous JJ 43963 1346 10 beds bed NNS 43963 1346 11 which which WDT 43963 1346 12 represent represent VBP 43963 1346 13 either either CC 43963 1346 14 the the DT 43963 1346 15 Solva Solva NNP 43963 1346 16 or or CC 43963 1346 17 Menevian menevian JJ 43963 1346 18 beds bed NNS 43963 1346 19 of of IN 43963 1346 20 Wales Wales NNP 43963 1346 21 . . . 43963 1347 1 The the DT 43963 1347 2 Lingula Lingula NNP 43963 1347 3 Flags Flags NNPS 43963 1347 4 are be VBP 43963 1347 5 represented represent VBN 43963 1347 6 by by IN 43963 1347 7 the the DT 43963 1347 8 Malvern Malvern NNP 43963 1347 9 Shales Shales NNP 43963 1347 10 of of IN 43963 1347 11 the the DT 43963 1347 12 Malvern Malvern NNP 43963 1347 13 area area NN 43963 1347 14 and and CC 43963 1347 15 the the DT 43963 1347 16 Stockingford Stockingford NNP 43963 1347 17 Shales Shales NNP 43963 1347 18 of of IN 43963 1347 19 Nuneaton Nuneaton NNP 43963 1347 20 , , , 43963 1347 21 whilst whilst IN 43963 1347 22 the the DT 43963 1347 23 Tremadoc Tremadoc NNP 43963 1347 24 Slates Slates NNPS 43963 1347 25 have have VBP 43963 1347 26 as as IN 43963 1347 27 their -PRON- PRP$ 43963 1347 28 equivalents equivalent NNS 43963 1347 29 the the DT 43963 1347 30 Shineton Shineton NNP 43963 1347 31 Shales Shales NNP 43963 1347 32 . . . 43963 1348 1 The the DT 43963 1348 2 exact exact JJ 43963 1348 3 thicknesses thickness NNS 43963 1348 4 of of IN 43963 1348 5 these these DT 43963 1348 6 deposits deposit NNS 43963 1348 7 do do VBP 43963 1348 8 not not RB 43963 1348 9 seem seem VB 43963 1348 10 to to TO 43963 1348 11 have have VB 43963 1348 12 been be VBN 43963 1348 13 recorded record VBN 43963 1348 14 , , , 43963 1348 15 but but CC 43963 1348 16 Prof. Prof. NNP 43963 1348 17 Lapworth Lapworth NNP 43963 1348 18 observes observe VBZ 43963 1348 19 that that IN 43963 1348 20 in in IN 43963 1348 21 central central JJ 43963 1348 22 Shropshire Shropshire NNP 43963 1348 23 " " `` 43963 1348 24 the the DT 43963 1348 25 Comley Comley NNP 43963 1348 26 and and CC 43963 1348 27 Shineton Shineton NNP 43963 1348 28 groups group NNS 43963 1348 29 which which WDT 43963 1348 30 ... ... : 43963 1348 31 have have VBP 43963 1348 32 a a DT 43963 1348 33 collective collective JJ 43963 1348 34 thickness thickness NN 43963 1348 35 of of IN 43963 1348 36 perhaps perhaps RB 43963 1348 37 less less JJR 43963 1348 38 than than IN 43963 1348 39 3,000 3,000 CD 43963 1348 40 feet foot NNS 43963 1348 41 , , , 43963 1348 42 we -PRON- PRP 43963 1348 43 have have VBP 43963 1348 44 apparently apparently RB 43963 1348 45 a a DT 43963 1348 46 condensed condense VBN 43963 1348 47 epitome epitome NN 43963 1348 48 of of IN 43963 1348 49 the the DT 43963 1348 50 entire entire JJ 43963 1348 51 Cambrian cambrian JJ 43963 1348 52 system system NN 43963 1348 53 as as IN 43963 1348 54 at at IN 43963 1348 55 present present NN 43963 1348 56 generally generally RB 43963 1348 57 defined define VBN 43963 1348 58 . . . 43963 1348 59 " " '' 43963 1349 1 The the DT 43963 1349 2 Cambrian cambrian JJ 43963 1349 3 rocks rock NNS 43963 1349 4 of of IN 43963 1349 5 the the DT 43963 1349 6 North North NNP 43963 1349 7 - - HYPH 43963 1349 8 west west NNP 43963 1349 9 Highlands Highlands NNPS 43963 1349 10 consist consist VBP 43963 1349 11 of of IN 43963 1349 12 a a DT 43963 1349 13 thin thin JJ 43963 1349 14 conglomerate conglomerate NN 43963 1349 15 succeeded succeed VBN 43963 1349 16 by by IN 43963 1349 17 grits grit NNS 43963 1349 18 and and CC 43963 1349 19 flags flag NNS 43963 1349 20 with with IN 43963 1349 21 shaley shaley NNP 43963 1349 22 beds bed NNS 43963 1349 23 , , , 43963 1349 24 and and CC 43963 1349 25 above above IN 43963 1349 26 these these DT 43963 1349 27 a a DT 43963 1349 28 mass mass NN 43963 1349 29 of of IN 43963 1349 30 limestone limestone NN 43963 1349 31 , , , 43963 1349 32 which which WDT 43963 1349 33 may may MD 43963 1349 34 represent represent VB 43963 1349 35 some some DT 43963 1349 36 of of IN 43963 1349 37 the the DT 43963 1349 38 Ordovician ordovician JJ 43963 1349 39 deposits deposit NNS 43963 1349 40 as as RB 43963 1349 41 well well RB 43963 1349 42 as as IN 43963 1349 43 those those DT 43963 1349 44 of of IN 43963 1349 45 Cambrian cambrian JJ 43963 1349 46 age age NN 43963 1349 47 . . . 43963 1350 1 Pending pende VBG 43963 1350 2 a a DT 43963 1350 3 complete complete JJ 43963 1350 4 description description NN 43963 1350 5 of of IN 43963 1350 6 the the DT 43963 1350 7 faunas fauna NNS 43963 1350 8 of of IN 43963 1350 9 these these DT 43963 1350 10 rocks rock NNS 43963 1350 11 , , , 43963 1350 12 it -PRON- PRP 43963 1350 13 is be VBZ 43963 1350 14 sufficient sufficient JJ 43963 1350 15 to to TO 43963 1350 16 state state VB 43963 1350 17 that that IN 43963 1350 18 the the DT 43963 1350 19 only only JJ 43963 1350 20 fauna fauna NNS 43963 1350 21 which which WDT 43963 1350 22 has have VBZ 43963 1350 23 hitherto hitherto VBN 43963 1350 24 been be VBN 43963 1350 25 described describe VBN 43963 1350 26 in in IN 43963 1350 27 detail detail NN 43963 1350 28 indicates indicate VBZ 43963 1350 29 the the DT 43963 1350 30 existence existence NN 43963 1350 31 of of IN 43963 1350 32 Lowest low JJS 43963 1350 33 Cambrian cambrian JJ 43963 1350 34 rocks rock NNS 43963 1350 35 . . . 43963 1351 1 Further further JJ 43963 1351 2 remarks remark NNS 43963 1351 3 will will MD 43963 1351 4 be be VB 43963 1351 5 made make VBN 43963 1351 6 on on IN 43963 1351 7 this this DT 43963 1351 8 head head NN 43963 1351 9 when when WRB 43963 1351 10 describing describe VBG 43963 1351 11 the the DT 43963 1351 12 character character NN 43963 1351 13 of of IN 43963 1351 14 the the DT 43963 1351 15 Cambrian cambrian JJ 43963 1351 16 faunas fauna NNS 43963 1351 17 . . . 43963 1352 1 The the DT 43963 1352 2 Cambrian cambrian JJ 43963 1352 3 rocks rock NNS 43963 1352 4 of of IN 43963 1352 5 the the DT 43963 1352 6 North North NNP 43963 1352 7 - - HYPH 43963 1352 8 west west NNP 43963 1352 9 Highlands Highlands NNPS 43963 1352 10 are be VBP 43963 1352 11 also also RB 43963 1352 12 very very RB 43963 1352 13 thin thin JJ 43963 1352 14 as as IN 43963 1352 15 compared compare VBN 43963 1352 16 with with IN 43963 1352 17 those those DT 43963 1352 18 of of IN 43963 1352 19 Wales Wales NNP 43963 1352 20 , , , 43963 1352 21 so so IN 43963 1352 22 that that IN 43963 1352 23 the the DT 43963 1352 24 Highland Highland NNP 43963 1352 25 and and CC 43963 1352 26 Welsh Welsh NNP 43963 1352 27 borderland borderland NN 43963 1352 28 regions region NNS 43963 1352 29 appear appear VBP 43963 1352 30 to to TO 43963 1352 31 have have VB 43963 1352 32 existed exist VBN 43963 1352 33 as as IN 43963 1352 34 a a DT 43963 1352 35 deeper deep JJR 43963 1352 36 sea sea NN 43963 1352 37 area area NN 43963 1352 38 than than IN 43963 1352 39 that that DT 43963 1352 40 which which WDT 43963 1352 41 is be VBZ 43963 1352 42 indicated indicate VBN 43963 1352 43 by by IN 43963 1352 44 the the DT 43963 1352 45 Cambrian cambrian JJ 43963 1352 46 rocks rock NNS 43963 1352 47 of of IN 43963 1352 48 Wales Wales NNP 43963 1352 49 , , , 43963 1352 50 an an DT 43963 1352 51 inference inference NN 43963 1352 52 which which WDT 43963 1352 53 is be VBZ 43963 1352 54 to to IN 43963 1352 55 some some DT 43963 1352 56 extent extent NN 43963 1352 57 borne bear VBN 43963 1352 58 out out RP 43963 1352 59 by by IN 43963 1352 60 study study NN 43963 1352 61 of of IN 43963 1352 62 the the DT 43963 1352 63 Cambrian cambrian JJ 43963 1352 64 rocks rock NNS 43963 1352 65 of of IN 43963 1352 66 extra extra JJ 43963 1352 67 - - HYPH 43963 1352 68 British british JJ 43963 1352 69 areas area NNS 43963 1352 70 , , , 43963 1352 71 to to TO 43963 1352 72 which which WDT 43963 1352 73 we -PRON- PRP 43963 1352 74 may may MD 43963 1352 75 now now RB 43963 1352 76 turn turn VB 43963 1352 77 . . . 43963 1353 1 The the DT 43963 1353 2 principal principal JJ 43963 1353 3 European european JJ 43963 1353 4 developments development NNS 43963 1353 5 of of IN 43963 1353 6 Cambrian cambrian JJ 43963 1353 7 rock rock NN 43963 1353 8 are be VBP 43963 1353 9 found find VBN 43963 1353 10 in in IN 43963 1353 11 Scandinavia Scandinavia NNP 43963 1353 12 , , , 43963 1353 13 Russia Russia NNP 43963 1353 14 , , , 43963 1353 15 Bohemia Bohemia NNP 43963 1353 16 and and CC 43963 1353 17 Spain Spain NNP 43963 1353 18 , , , 43963 1353 19 and and CC 43963 1353 20 of of IN 43963 1353 21 these these DT 43963 1353 22 the the DT 43963 1353 23 Scandinavian scandinavian JJ 43963 1353 24 one one NN 43963 1353 25 is be VBZ 43963 1353 26 by by IN 43963 1353 27 far far RB 43963 1353 28 the the DT 43963 1353 29 most most RBS 43963 1353 30 fully fully RB 43963 1353 31 developed develop VBN 43963 1353 32 , , , 43963 1353 33 as as IN 43963 1353 34 there there EX 43963 1353 35 is be VBZ 43963 1353 36 a a DT 43963 1353 37 complete complete JJ 43963 1353 38 sequence sequence NN 43963 1353 39 in in IN 43963 1353 40 the the DT 43963 1353 41 rocks rock NNS 43963 1353 42 of of IN 43963 1353 43 that that DT 43963 1353 44 peninsula peninsula NN 43963 1353 45 . . . 43963 1354 1 They -PRON- PRP 43963 1354 2 occur occur VBP 43963 1354 3 both both DT 43963 1354 4 in in IN 43963 1354 5 Norway Norway NNP 43963 1354 6 and and CC 43963 1354 7 Sweden Sweden NNP 43963 1354 8 , , , 43963 1354 9 but but CC 43963 1354 10 the the DT 43963 1354 11 Swedish swedish JJ 43963 1354 12 exposures exposure NNS 43963 1354 13 are be VBP 43963 1354 14 the the DT 43963 1354 15 most most RBS 43963 1354 16 interesting interesting JJ 43963 1354 17 in in IN 43963 1354 18 most most JJS 43963 1354 19 respects respect NNS 43963 1354 20 , , , 43963 1354 21 especially especially RB 43963 1354 22 those those DT 43963 1354 23 of of IN 43963 1354 24 Westrogothia Westrogothia NNP 43963 1354 25 and and CC 43963 1354 26 Scania Scania NNP 43963 1354 27 . . . 43963 1355 1 The the DT 43963 1355 2 rocks rock NNS 43963 1355 3 are be VBP 43963 1355 4 of of IN 43963 1355 5 no no DT 43963 1355 6 great great JJ 43963 1355 7 thickness thickness NN 43963 1355 8 , , , 43963 1355 9 and and CC 43963 1355 10 consist consist VB 43963 1355 11 essentially essentially RB 43963 1355 12 of of IN 43963 1355 13 black black JJ 43963 1355 14 carbonaceous carbonaceous JJ 43963 1355 15 shales shale NNS 43963 1355 16 , , , 43963 1355 17 with with IN 43963 1355 18 inconstant inconstant JJ 43963 1355 19 bands band NNS 43963 1355 20 of of IN 43963 1355 21 impure impure JJ 43963 1355 22 black black JJ 43963 1355 23 limestone limestone NN 43963 1355 24 composed compose VBD 43963 1355 25 almost almost RB 43963 1355 26 entirely entirely RB 43963 1355 27 of of IN 43963 1355 28 the the DT 43963 1355 29 remains remain NNS 43963 1355 30 of of IN 43963 1355 31 trilobites trilobite NNS 43963 1355 32 or or CC 43963 1355 33 more more RBR 43963 1355 34 rarely rarely RB 43963 1355 35 of of IN 43963 1355 36 brachiopods brachiopod NNS 43963 1355 37 . . . 43963 1356 1 These these DT 43963 1356 2 Alum Alum NNP 43963 1356 3 Shales Shales NNP 43963 1356 4 , , , 43963 1356 5 as as IN 43963 1356 6 they -PRON- PRP 43963 1356 7 are be VBP 43963 1356 8 termed term VBN 43963 1356 9 , , , 43963 1356 10 rest rest VBP 43963 1356 11 unconformably unconformably RB 43963 1356 12 upon upon IN 43963 1356 13 Precambrian precambrian JJ 43963 1356 14 rocks rock NNS 43963 1356 15 , , , 43963 1356 16 and and CC 43963 1356 17 have have VBP 43963 1356 18 arenaceous arenaceous JJ 43963 1356 19 and and CC 43963 1356 20 conglomeratic conglomeratic JJ 43963 1356 21 deposits deposit NNS 43963 1356 22 at at IN 43963 1356 23 the the DT 43963 1356 24 base base NN 43963 1356 25 . . . 43963 1357 1 In in IN 43963 1357 2 Russia Russia NNP 43963 1357 3 the the DT 43963 1357 4 rocks rock NNS 43963 1357 5 are be VBP 43963 1357 6 still still RB 43963 1357 7 further further RB 43963 1357 8 attenuated attenuate VBN 43963 1357 9 , , , 43963 1357 10 and and CC 43963 1357 11 have have VBP 43963 1357 12 not not RB 43963 1357 13 yielded yield VBN 43963 1357 14 the the DT 43963 1357 15 relics relic NNS 43963 1357 16 of of IN 43963 1357 17 so so RB 43963 1357 18 many many JJ 43963 1357 19 faunas fauna NNS 43963 1357 20 as as IN 43963 1357 21 have have VBP 43963 1357 22 been be VBN 43963 1357 23 found find VBN 43963 1357 24 in in IN 43963 1357 25 the the DT 43963 1357 26 Scandinavian scandinavian JJ 43963 1357 27 Cambrian cambrian JJ 43963 1357 28 rocks rock NNS 43963 1357 29 . . . 43963 1358 1 The the DT 43963 1358 2 Bohemian bohemian JJ 43963 1358 3 development development NN 43963 1358 4 is be VBZ 43963 1358 5 incomplete incomplete JJ 43963 1358 6 , , , 43963 1358 7 owing owe VBG 43963 1358 8 apparently apparently RB 43963 1358 9 to to IN 43963 1358 10 an an DT 43963 1358 11 unconformity unconformity NN 43963 1358 12 at at IN 43963 1358 13 the the DT 43963 1358 14 base base NN 43963 1358 15 of of IN 43963 1358 16 the the DT 43963 1358 17 overlying overlie VBG 43963 1358 18 Ordovician ordovician JJ 43963 1358 19 rocks rock NNS 43963 1358 20 , , , 43963 1358 21 while while IN 43963 1358 22 the the DT 43963 1358 23 Spanish spanish JJ 43963 1358 24 deposits deposit NNS 43963 1358 25 which which WDT 43963 1358 26 seem seem VBP 43963 1358 27 fairly fairly RB 43963 1358 28 thick thick JJ 43963 1358 29 and and CC 43963 1358 30 composed compose VBN 43963 1358 31 largely largely RB 43963 1358 32 of of IN 43963 1358 33 mechanical mechanical JJ 43963 1358 34 sediments sediment NNS 43963 1358 35 have have VBP 43963 1358 36 not not RB 43963 1358 37 been be VBN 43963 1358 38 worked work VBN 43963 1358 39 out out RP 43963 1358 40 in in IN 43963 1358 41 very very RB 43963 1358 42 great great JJ 43963 1358 43 detail detail NN 43963 1358 44 . . . 43963 1359 1 The the DT 43963 1359 2 American american JJ 43963 1359 3 development development NN 43963 1359 4 of of IN 43963 1359 5 Cambrian cambrian JJ 43963 1359 6 rocks rock NNS 43963 1359 7 resembles resemble VBZ 43963 1359 8 the the DT 43963 1359 9 European european JJ 43963 1359 10 one one NN 43963 1359 11 in in IN 43963 1359 12 many many JJ 43963 1359 13 striking striking JJ 43963 1359 14 particulars particular NNS 43963 1359 15 , , , 43963 1359 16 and and CC 43963 1359 17 as as IN 43963 1359 18 in in IN 43963 1359 19 the the DT 43963 1359 20 case case NN 43963 1359 21 of of IN 43963 1359 22 Europe Europe NNP 43963 1359 23 , , , 43963 1359 24 there there EX 43963 1359 25 are be VBP 43963 1359 26 lateral lateral JJ 43963 1359 27 variations variation NNS 43963 1359 28 in in IN 43963 1359 29 the the DT 43963 1359 30 lithological lithological JJ 43963 1359 31 characters character NNS 43963 1359 32 of of IN 43963 1359 33 the the DT 43963 1359 34 rocks rock NNS 43963 1359 35 , , , 43963 1359 36 though though IN 43963 1359 37 in in IN 43963 1359 38 the the DT 43963 1359 39 opposite opposite JJ 43963 1359 40 direction direction NN 43963 1359 41 , , , 43963 1359 42 the the DT 43963 1359 43 shallow shallow JJ 43963 1359 44 - - HYPH 43963 1359 45 water water NN 43963 1359 46 deposits deposit NNS 43963 1359 47 occurring occur VBG 43963 1359 48 on on IN 43963 1359 49 the the DT 43963 1359 50 east east NNP 43963 1359 51 coast coast NN 43963 1359 52 , , , 43963 1359 53 and and CC 43963 1359 54 the the DT 43963 1359 55 deep deep JJ 43963 1359 56 - - HYPH 43963 1359 57 water water NN 43963 1359 58 deposits deposit NNS 43963 1359 59 further further JJ 43963 1359 60 west west NN 43963 1359 61 . . . 43963 1360 1 The the DT 43963 1360 2 general general JJ 43963 1360 3 distribution distribution NN 43963 1360 4 of of IN 43963 1360 5 the the DT 43963 1360 6 different different JJ 43963 1360 7 types type NNS 43963 1360 8 of of IN 43963 1360 9 Cambrian cambrian JJ 43963 1360 10 strata strata NN 43963 1360 11 in in IN 43963 1360 12 Europe Europe NNP 43963 1360 13 and and CC 43963 1360 14 North North NNP 43963 1360 15 America America NNP 43963 1360 16 has have VBZ 43963 1360 17 been be VBN 43963 1360 18 accounted account VBN 43963 1360 19 for for IN 43963 1360 20 on on IN 43963 1360 21 the the DT 43963 1360 22 supposition supposition NN 43963 1360 23 that that IN 43963 1360 24 in in IN 43963 1360 25 Cambrian Cambrian NNP 43963 1360 26 times time NNS 43963 1360 27 a a DT 43963 1360 28 tract tract NN 43963 1360 29 of of IN 43963 1360 30 land land NN 43963 1360 31 lay lie VBD 43963 1360 32 over over IN 43963 1360 33 much much JJ 43963 1360 34 of of IN 43963 1360 35 the the DT 43963 1360 36 present present JJ 43963 1360 37 site site NN 43963 1360 38 of of IN 43963 1360 39 the the DT 43963 1360 40 North North NNP 43963 1360 41 Atlantic Atlantic NNP 43963 1360 42 Ocean Ocean NNP 43963 1360 43 , , , 43963 1360 44 and and CC 43963 1360 45 that that IN 43963 1360 46 the the DT 43963 1360 47 detritus detritus NN 43963 1360 48 of of IN 43963 1360 49 that that DT 43963 1360 50 land land NN 43963 1360 51 formed form VBD 43963 1360 52 the the DT 43963 1360 53 shallow shallow JJ 43963 1360 54 - - HYPH 43963 1360 55 water water NN 43963 1360 56 accumulations accumulation NNS 43963 1360 57 of of IN 43963 1360 58 Wales Wales NNP 43963 1360 59 and and CC 43963 1360 60 the the DT 43963 1360 61 east east NN 43963 1360 62 of of IN 43963 1360 63 Canada Canada NNP 43963 1360 64 , , , 43963 1360 65 whilst whilst IN 43963 1360 66 further further RB 43963 1360 67 away away RB 43963 1360 68 from from IN 43963 1360 69 it -PRON- PRP 43963 1360 70 were be VBD 43963 1360 71 deposited deposit VBN 43963 1360 72 the the DT 43963 1360 73 open open JJ 43963 1360 74 - - HYPH 43963 1360 75 sea sea NN 43963 1360 76 accumulations accumulation NNS 43963 1360 77 of of IN 43963 1360 78 Scandinavia Scandinavia NNP 43963 1360 79 and and CC 43963 1360 80 Russia Russia NNP 43963 1360 81 on on IN 43963 1360 82 one one CD 43963 1360 83 side side NN 43963 1360 84 and and CC 43963 1360 85 of of IN 43963 1360 86 the the DT 43963 1360 87 more more RBR 43963 1360 88 westerly westerly JJ 43963 1360 89 regions region NNS 43963 1360 90 of of IN 43963 1360 91 North North NNP 43963 1360 92 America America NNP 43963 1360 93 on on IN 43963 1360 94 the the DT 43963 1360 95 other other JJ 43963 1360 96 , , , 43963 1360 97 as as IN 43963 1360 98 indicated indicate VBN 43963 1360 99 in in IN 43963 1360 100 Fig Fig NNP 43963 1360 101 . . . 43963 1361 1 16 16 CD 43963 1361 2 . . . 43963 1362 1 [ [ -LRB- 43963 1362 2 Illustration illustration NN 43963 1362 3 : : : 43963 1362 4 Fig Fig NNP 43963 1362 5 . . . 43963 1363 1 16 16 CD 43963 1363 2 . . . 43963 1364 1 P. P. NNP 43963 1364 2 Precambrian Precambrian NNP 43963 1364 3 Rocks Rocks NNPS 43963 1364 4 . . . 43963 1365 1 A. A. NNP 43963 1366 1 Land land NN 43963 1366 2 . . . 43963 1367 1 X X NNP 43963 1367 2 , , , 43963 1367 3 X x NN 43963 1367 4 ´ ´ CD 43963 1367 5 . . . 43963 1368 1 Sea sea NN 43963 1368 2 level level NN 43963 1368 3 . . . 43963 1369 1 BB BB NNP 43963 1369 2 ´ ´ CD 43963 1369 3 . . . 43963 1370 1 Shore shore NN 43963 1370 2 deposits deposit NNS 43963 1370 3 . . . 43963 1371 1 CC CC NNP 43963 1371 2 ´ ´ CD 43963 1371 3 . . . 43963 1372 1 Deep deep JJ 43963 1372 2 - - HYPH 43963 1372 3 water water NN 43963 1372 4 deposits deposit NNS 43963 1372 5 . . . 43963 1373 1 DD DD NNP 43963 1373 2 ´ ´ CD 43963 1373 3 . . . 43963 1374 1 Abyssal Abyssal NNP 43963 1374 2 deposits deposit NNS 43963 1374 3 . . . 43963 1374 4 ] ] -RRB- 43963 1375 1 _ _ NNP 43963 1375 2 The the DT 43963 1375 3 Cambrian Cambrian NNP 43963 1375 4 Faunas Faunas NNP 43963 1375 5 . . . 43963 1375 6 _ _ NNP 43963 1375 7 The the DT 43963 1375 8 Cambrian Cambrian NNP 43963 1375 9 Period Period NNP 43963 1375 10 has have VBZ 43963 1375 11 been be VBN 43963 1375 12 termed term VBN 43963 1375 13 the the DT 43963 1375 14 age age NN 43963 1375 15 of of IN 43963 1375 16 trilobites trilobite NNS 43963 1375 17 , , , 43963 1375 18 for for IN 43963 1375 19 they -PRON- PRP 43963 1375 20 are be VBP 43963 1375 21 the the DT 43963 1375 22 dominant dominant JJ 43963 1375 23 forms form NNS 43963 1375 24 of of IN 43963 1375 25 the the DT 43963 1375 26 time time NN 43963 1375 27 , , , 43963 1375 28 but but CC 43963 1375 29 they -PRON- PRP 43963 1375 30 are be VBP 43963 1375 31 associated associate VBN 43963 1375 32 with with IN 43963 1375 33 many many JJ 43963 1375 34 other other JJ 43963 1375 35 forms form NNS 43963 1375 36 of of IN 43963 1375 37 invertebrata invertebrata NN 43963 1375 38 ; ; : 43963 1375 39 indeed indeed RB 43963 1375 40 all all PDT 43963 1375 41 the the DT 43963 1375 42 great great JJ 43963 1375 43 groups group NNS 43963 1375 44 of of IN 43963 1375 45 this this DT 43963 1375 46 division division NN 43963 1375 47 are be VBP 43963 1375 48 represented represent VBN 43963 1375 49 in in IN 43963 1375 50 the the DT 43963 1375 51 earliest early JJS 43963 1375 52 Cambrian cambrian JJ 43963 1375 53 fauna fauna NNS 43963 1375 54 . . . 43963 1376 1 Dr Dr NNP 43963 1376 2 C. C. NNP 43963 1376 3 D. D. NNP 43963 1376 4 Walcott Walcott NNP 43963 1376 5 records record VBZ 43963 1376 6 representatives representative NNS 43963 1376 7 of of IN 43963 1376 8 Spongiae Spongiae NNP 43963 1376 9 , , , 43963 1376 10 Hydrozoa Hydrozoa NNP 43963 1376 11 , , , 43963 1376 12 Echinodermata Echinodermata NNP 43963 1376 13 , , , 43963 1376 14 Annelida Annelida NNP 43963 1376 15 , , , 43963 1376 16 Brachiopoda Brachiopoda NNP 43963 1376 17 , , , 43963 1376 18 Lamellibranchiata Lamellibranchiata NNP 43963 1376 19 , , , 43963 1376 20 Gastropoda Gastropoda NNP 43963 1376 21 , , , 43963 1376 22 Pteropoda Pteropoda NNP 43963 1376 23 , , , 43963 1376 24 Crustacea Crustacea NNP 43963 1376 25 and and CC 43963 1376 26 Trilobita Trilobita NNP 43963 1376 27 as as IN 43963 1376 28 occurring occur VBG 43963 1376 29 in in IN 43963 1376 30 the the DT 43963 1376 31 _ _ NNP 43963 1376 32 Olenellus Olenellus NNP 43963 1376 33 _ _ NNP 43963 1376 34 beds bed NNS 43963 1376 35 of of IN 43963 1376 36 North North NNP 43963 1376 37 America America NNP 43963 1376 38 and and CC 43963 1376 39 other other JJ 43963 1376 40 groups group NNS 43963 1376 41 are be VBP 43963 1376 42 represented represent VBN 43963 1376 43 in in IN 43963 1376 44 the the DT 43963 1376 45 rocks rock NNS 43963 1376 46 of of IN 43963 1376 47 this this DT 43963 1376 48 age age NN 43963 1376 49 in in IN 43963 1376 50 the the DT 43963 1376 51 Old Old NNP 43963 1376 52 World World NNP 43963 1376 53 . . . 43963 1377 1 The the DT 43963 1377 2 Cambrian cambrian JJ 43963 1377 3 trilobites trilobite NNS 43963 1377 4 as as IN 43963 1377 5 a a DT 43963 1377 6 whole whole NN 43963 1377 7 are be VBP 43963 1377 8 of of IN 43963 1377 9 more more RBR 43963 1377 10 generalised generalised JJ 43963 1377 11 types type NNS 43963 1377 12 than than IN 43963 1377 13 those those DT 43963 1377 14 of of IN 43963 1377 15 the the DT 43963 1377 16 later later JJ 43963 1377 17 systems system NNS 43963 1377 18 which which WDT 43963 1377 19 furnish furnish VBP 43963 1377 20 their -PRON- PRP$ 43963 1377 21 remains remain NNS 43963 1377 22 , , , 43963 1377 23 as as IN 43963 1377 24 indicated indicate VBN 43963 1377 25 especially especially RB 43963 1377 26 by by IN 43963 1377 27 the the DT 43963 1377 28 looseness looseness NN 43963 1377 29 of of IN 43963 1377 30 the the DT 43963 1377 31 body body NN 43963 1377 32 , , , 43963 1377 33 and and CC 43963 1377 34 the the DT 43963 1377 35 large large JJ 43963 1377 36 number number NN 43963 1377 37 of of IN 43963 1377 38 body body NN 43963 1377 39 rings ring NNS 43963 1377 40 in in IN 43963 1377 41 many many JJ 43963 1377 42 of of IN 43963 1377 43 the the DT 43963 1377 44 genera genera NN 43963 1377 45 , , , 43963 1377 46 while while IN 43963 1377 47 the the DT 43963 1377 48 tail tail NN 43963 1377 49 or or CC 43963 1377 50 pygidium pygidium NN 43963 1377 51 was be VBD 43963 1377 52 small small JJ 43963 1377 53 and and CC 43963 1377 54 formed form VBN 43963 1377 55 of of IN 43963 1377 56 only only RB 43963 1377 57 a a DT 43963 1377 58 few few JJ 43963 1377 59 coalesced coalesced JJ 43963 1377 60 segments segment NNS 43963 1377 61 , , , 43963 1377 62 as as IN 43963 1377 63 pointed point VBN 43963 1377 64 out out RP 43963 1377 65 by by IN 43963 1377 66 Barrande Barrande NNP 43963 1377 67 . . . 43963 1378 1 In in IN 43963 1378 2 the the DT 43963 1378 3 later later JJ 43963 1378 4 trilobites trilobite NNS 43963 1378 5 the the DT 43963 1378 6 test test NN 43963 1378 7 is be VBZ 43963 1378 8 more more RBR 43963 1378 9 compact compact JJ 43963 1378 10 , , , 43963 1378 11 there there EX 43963 1378 12 are be VBP 43963 1378 13 on on IN 43963 1378 14 the the DT 43963 1378 15 whole whole JJ 43963 1378 16 fewer few JJR 43963 1378 17 body body NN 43963 1378 18 rings ring NNS 43963 1378 19 , , , 43963 1378 20 as as IN 43963 1378 21 more more JJR 43963 1378 22 of of IN 43963 1378 23 these these DT 43963 1378 24 have have VBP 43963 1378 25 become become VBN 43963 1378 26 fused fuse VBN 43963 1378 27 into into IN 43963 1378 28 a a DT 43963 1378 29 tail tail NN 43963 1378 30 which which WDT 43963 1378 31 is be VBZ 43963 1378 32 therefore therefore RB 43963 1378 33 larger large JJR 43963 1378 34 than than IN 43963 1378 35 that that DT 43963 1378 36 of of IN 43963 1378 37 the the DT 43963 1378 38 average average JJ 43963 1378 39 tail tail NN 43963 1378 40 of of IN 43963 1378 41 the the DT 43963 1378 42 Cambrian cambrian JJ 43963 1378 43 trilobite trilobite NN 43963 1378 44 . . . 43963 1379 1 Taking take VBG 43963 1379 2 the the DT 43963 1379 3 faunas fauna NNS 43963 1379 4 in in IN 43963 1379 5 order order NN 43963 1379 6 , , , 43963 1379 7 the the DT 43963 1379 8 oldest old JJS 43963 1379 9 or or CC 43963 1379 10 _ _ NNP 43963 1379 11 Olenellus Olenellus NNP 43963 1379 12 _ _ NNP 43963 1379 13 fauna fauna NNS 43963 1379 14 has have VBZ 43963 1379 15 furnished furnish VBN 43963 1379 16 a a DT 43963 1379 17 great great JJ 43963 1379 18 variety variety NN 43963 1379 19 of of IN 43963 1379 20 forms form NNS 43963 1379 21 in in IN 43963 1379 22 the the DT 43963 1379 23 North North NNP 43963 1379 24 - - HYPH 43963 1379 25 west west NNP 43963 1379 26 Highlands Highlands NNPS 43963 1379 27 of of IN 43963 1379 28 Scotland Scotland NNP 43963 1379 29 , , , 43963 1379 30 Shropshire Shropshire NNP 43963 1379 31 , , , 43963 1379 32 Scandinavia Scandinavia NNP 43963 1379 33 , , , 43963 1379 34 Esthonia Esthonia NNP 43963 1379 35 , , , 43963 1379 36 Sardinia Sardinia NNP 43963 1379 37 , , , 43963 1379 38 Canada Canada NNP 43963 1379 39 , , , 43963 1379 40 and and CC 43963 1379 41 Newfoundland Newfoundland NNP 43963 1379 42 , , , 43963 1379 43 whilst whilst IN 43963 1379 44 representative representative JJ 43963 1379 45 species specie NNS 43963 1379 46 of of IN 43963 1379 47 the the DT 43963 1379 48 fauna fauna NNS 43963 1379 49 have have VBP 43963 1379 50 been be VBN 43963 1379 51 recorded record VBN 43963 1379 52 also also RB 43963 1379 53 from from IN 43963 1379 54 Worcestershire Worcestershire NNP 43963 1379 55 , , , 43963 1379 56 Warwickshire Warwickshire NNP 43963 1379 57 , , , 43963 1379 58 Pembrokeshire Pembrokeshire NNP 43963 1379 59 , , , 43963 1379 60 India India NNP 43963 1379 61 , , , 43963 1379 62 China China NNP 43963 1379 63 , , , 43963 1379 64 and and CC 43963 1379 65 Australia Australia NNP 43963 1379 66 . . . 43963 1380 1 The the DT 43963 1380 2 dominant dominant JJ 43963 1380 3 form form NN 43963 1380 4 is be VBZ 43963 1380 5 the the DT 43963 1380 6 trilobite trilobite NN 43963 1380 7 of of IN 43963 1380 8 the the DT 43963 1380 9 genus genus NN 43963 1380 10 or or CC 43963 1380 11 group group NN 43963 1380 12 _ _ NNP 43963 1380 13 Olenellus Olenellus NNP 43963 1380 14 _ _ NNP 43963 1380 15 , , , 43963 1380 16 which which WDT 43963 1380 17 contains contain VBZ 43963 1380 18 a a DT 43963 1380 19 great great JJ 43963 1380 20 variety variety NN 43963 1380 21 of of IN 43963 1380 22 species specie NNS 43963 1380 23 referable referable JJ 43963 1380 24 to to IN 43963 1380 25 three three CD 43963 1380 26 or or CC 43963 1380 27 four four CD 43963 1380 28 divisions division NNS 43963 1380 29 which which WDT 43963 1380 30 have have VBP 43963 1380 31 been be VBN 43963 1380 32 ranked rank VBN 43963 1380 33 as as IN 43963 1380 34 separate separate JJ 43963 1380 35 genera genera NN 43963 1380 36 by by IN 43963 1380 37 some some DT 43963 1380 38 writers writer NNS 43963 1380 39 . . . 43963 1381 1 Associated associate VBN 43963 1381 2 with with IN 43963 1381 3 _ _ NNP 43963 1381 4 Olenellus Olenellus NNP 43963 1381 5 _ _ NNP 43963 1381 6 are be VBP 43963 1381 7 trilobites trilobite NNS 43963 1381 8 belonging belong VBG 43963 1381 9 to to IN 43963 1381 10 other other JJ 43963 1381 11 genera genera NN 43963 1381 12 , , , 43963 1381 13 which which WDT 43963 1381 14 are be VBP 43963 1381 15 found find VBN 43963 1381 16 in in IN 43963 1381 17 higher high JJR 43963 1381 18 deposits deposit NNS 43963 1381 19 , , , 43963 1381 20 though though IN 43963 1381 21 there there EX 43963 1381 22 represented represent VBN 43963 1381 23 by by IN 43963 1381 24 different different JJ 43963 1381 25 species specie NNS 43963 1381 26 . . . 43963 1382 1 Brachiopods brachiopod NNS 43963 1382 2 are be VBP 43963 1382 3 fairly fairly RB 43963 1382 4 abundant abundant JJ 43963 1382 5 , , , 43963 1382 6 especially especially RB 43963 1382 7 those those DT 43963 1382 8 provided provide VBN 43963 1382 9 with with IN 43963 1382 10 a a DT 43963 1382 11 horny horny NN 43963 1382 12 shell shell NN 43963 1382 13 ; ; : 43963 1382 14 of of IN 43963 1382 15 these these DT 43963 1382 16 , , , 43963 1382 17 the the DT 43963 1382 18 genus genus NNP 43963 1382 19 _ _ NNP 43963 1382 20 Kutorgina Kutorgina NNP 43963 1382 21 _ _ NNP 43963 1382 22 is be VBZ 43963 1382 23 widely widely RB 43963 1382 24 distributed distribute VBN 43963 1382 25 . . . 43963 1383 1 The the DT 43963 1383 2 zoological zoological JJ 43963 1383 3 relationships relationship NNS 43963 1383 4 of of IN 43963 1383 5 several several JJ 43963 1383 6 of of IN 43963 1383 7 the the DT 43963 1383 8 fossils fossil NNS 43963 1383 9 of of IN 43963 1383 10 this this DT 43963 1383 11 horizon horizon NN 43963 1383 12 are be VBP 43963 1383 13 as as RB 43963 1383 14 yet yet RB 43963 1383 15 doubtful doubtful JJ 43963 1383 16 . . . 43963 1384 1 The the DT 43963 1384 2 Archæocyathinæ Archæocyathinæ NNP 43963 1384 3 show show VBP 43963 1384 4 affinities affinity NNS 43963 1384 5 with with IN 43963 1384 6 certain certain JJ 43963 1384 7 corals coral NNS 43963 1384 8 ; ; : 43963 1384 9 a a DT 43963 1384 10 number number NN 43963 1384 11 of of IN 43963 1384 12 tests test NNS 43963 1384 13 , , , 43963 1384 14 included include VBN 43963 1384 15 in in IN 43963 1384 16 the the DT 43963 1384 17 genus genus NNP 43963 1384 18 _ _ NNP 43963 1384 19 Hyolithes Hyolithes NNP 43963 1384 20 _ _ NNP 43963 1384 21 and and CC 43963 1384 22 its -PRON- PRP$ 43963 1384 23 allies ally NNS 43963 1384 24 are be VBP 43963 1384 25 doubtfully doubtfully RB 43963 1384 26 referred refer VBN 43963 1384 27 to to IN 43963 1384 28 the the DT 43963 1384 29 Pteropods Pteropods NNP 43963 1384 30 , , , 43963 1384 31 and and CC 43963 1384 32 the the DT 43963 1384 33 position position NN 43963 1384 34 of of IN 43963 1384 35 the the DT 43963 1384 36 genus genus NN 43963 1384 37 _ _ NNP 43963 1384 38 Volborthella Volborthella NNP 43963 1384 39 _ _ NNP 43963 1384 40 is be VBZ 43963 1384 41 uncertain uncertain JJ 43963 1384 42 . . . 43963 1385 1 Special special JJ 43963 1385 2 attention attention NN 43963 1385 3 is be VBZ 43963 1385 4 directed direct VBN 43963 1385 5 to to IN 43963 1385 6 these these DT 43963 1385 7 doubtful doubtful JJ 43963 1385 8 relationships relationship NNS 43963 1385 9 , , , 43963 1385 10 as as IN 43963 1385 11 it -PRON- PRP 43963 1385 12 is be VBZ 43963 1385 13 possible possible JJ 43963 1385 14 that that IN 43963 1385 15 a a DT 43963 1385 16 number number NN 43963 1385 17 of of IN 43963 1385 18 ' ' `` 43963 1385 19 generalised generalise VBN 43963 1385 20 forms form NNS 43963 1385 21 ' ' POS 43963 1385 22 of of IN 43963 1385 23 organisms organism NNS 43963 1385 24 occur occur VBP 43963 1385 25 in in IN 43963 1385 26 these these DT 43963 1385 27 strata[68 strata[68 NNP 43963 1385 28 ] ] -RRB- 43963 1385 29 . . . 43963 1386 1 [ [ -LRB- 43963 1386 2 Footnote Footnote NNP 43963 1386 3 68 68 CD 43963 1386 4 : : : 43963 1386 5 For for IN 43963 1386 6 an an DT 43963 1386 7 account account NN 43963 1386 8 of of IN 43963 1386 9 the the DT 43963 1386 10 _ _ NNP 43963 1386 11 Olenellus Olenellus NNP 43963 1386 12 _ _ NNP 43963 1386 13 fauna fauna NNS 43963 1386 14 see see VBP 43963 1386 15 Walcott Walcott NNP 43963 1386 16 , , , 43963 1386 17 C. C. NNP 43963 1386 18 D. D. NNP 43963 1386 19 , , , 43963 1386 20 " " `` 43963 1386 21 The the DT 43963 1386 22 Fauna Fauna NNP 43963 1386 23 of of IN 43963 1386 24 the the DT 43963 1386 25 Lower low JJR 43963 1386 26 Cambrian Cambrian NNP 43963 1386 27 or or CC 43963 1386 28 Olenellus Olenellus NNP 43963 1386 29 Zone Zone NNP 43963 1386 30 , , , 43963 1386 31 " " '' 43963 1386 32 _ _ NNP 43963 1386 33 Tenth Tenth NNP 43963 1386 34 Annual Annual NNP 43963 1386 35 Report Report NNP 43963 1386 36 of of IN 43963 1386 37 the the DT 43963 1386 38 Director Director NNP 43963 1386 39 of of IN 43963 1386 40 the the DT 43963 1386 41 United United NNP 43963 1386 42 States States NNP 43963 1386 43 Geological Geological NNP 43963 1386 44 Survey Survey NNP 43963 1386 45 _ _ NNP 43963 1386 46 , , , 43963 1386 47 Washington Washington NNP 43963 1386 48 , , , 43963 1386 49 1890 1890 CD 43963 1386 50 . . . 43963 1387 1 It -PRON- PRP 43963 1387 2 is be VBZ 43963 1387 3 possible possible JJ 43963 1387 4 that that IN 43963 1387 5 some some DT 43963 1387 6 of of IN 43963 1387 7 the the DT 43963 1387 8 fossils fossil NNS 43963 1387 9 mentioned mention VBN 43963 1387 10 in in IN 43963 1387 11 that that DT 43963 1387 12 report report NN 43963 1387 13 belong belong VBP 43963 1387 14 to to IN 43963 1387 15 strata strata NN 43963 1387 16 above above RB 43963 1387 17 that that IN 43963 1387 18 containing contain VBG 43963 1387 19 _ _ NNP 43963 1387 20 Olenellus Olenellus NNP 43963 1387 21 _ _ NNP 43963 1387 22 . . . 43963 1387 23 ] ] -RRB- 43963 1388 1 It -PRON- PRP 43963 1388 2 should should MD 43963 1388 3 be be VB 43963 1388 4 noticed notice VBN 43963 1388 5 here here RB 43963 1388 6 that that IN 43963 1388 7 faunas fauna NNS 43963 1388 8 have have VBP 43963 1388 9 been be VBN 43963 1388 10 discovered discover VBN 43963 1388 11 which which WDT 43963 1388 12 are be VBP 43963 1388 13 possibly possibly RB 43963 1388 14 of of IN 43963 1388 15 earlier early JJR 43963 1388 16 date date NN 43963 1388 17 than than IN 43963 1388 18 the the DT 43963 1388 19 _ _ NNP 43963 1388 20 Olenellus Olenellus NNP 43963 1388 21 _ _ NNP 43963 1388 22 fauna fauna NNS 43963 1388 23 , , , 43963 1388 24 as as IN 43963 1388 25 they -PRON- PRP 43963 1388 26 do do VBP 43963 1388 27 not not RB 43963 1388 28 correspond correspond VB 43963 1388 29 with with IN 43963 1388 30 it -PRON- PRP 43963 1388 31 , , , 43963 1388 32 or or CC 43963 1388 33 with with IN 43963 1388 34 those those DT 43963 1388 35 of of IN 43963 1388 36 newer new JJR 43963 1388 37 strata stratum NNS 43963 1388 38 . . . 43963 1389 1 One one CD 43963 1389 2 , , , 43963 1389 3 the the DT 43963 1389 4 _ _ NNP 43963 1389 5 Neobolus Neobolus NNP 43963 1389 6 _ _ NNP 43963 1389 7 fauna fauna NNS 43963 1389 8 of of IN 43963 1389 9 the the DT 43963 1389 10 Salt Salt NNP 43963 1389 11 Range Range NNP 43963 1389 12 of of IN 43963 1389 13 India India NNP 43963 1389 14 , , , 43963 1389 15 occurs occur VBZ 43963 1389 16 in in IN 43963 1389 17 beds bed NNS 43963 1389 18 below below IN 43963 1389 19 those those DT 43963 1389 20 with with IN 43963 1389 21 _ _ NNP 43963 1389 22 Olenellus Olenellus NNP 43963 1389 23 _ _ NNP 43963 1389 24 , , , 43963 1389 25 though though IN 43963 1389 26 it -PRON- PRP 43963 1389 27 is be VBZ 43963 1389 28 not not RB 43963 1389 29 yet yet RB 43963 1389 30 clear clear JJ 43963 1389 31 that that IN 43963 1389 32 _ _ NNP 43963 1389 33 Olenellus Olenellus NNP 43963 1389 34 _ _ NNP 43963 1389 35 will will MD 43963 1389 36 not not RB 43963 1389 37 be be VB 43963 1389 38 eventually eventually RB 43963 1389 39 discovered discover VBN 43963 1389 40 associated associate VBN 43963 1389 41 with with IN 43963 1389 42 it -PRON- PRP 43963 1389 43 , , , 43963 1389 44 whilst whilst IN 43963 1389 45 the the DT 43963 1389 46 other other JJ 43963 1389 47 , , , 43963 1389 48 the the DT 43963 1389 49 _ _ NNP 43963 1389 50 Protolenus Protolenus NNP 43963 1389 51 _ _ NNP 43963 1389 52 fauna fauna NNS 43963 1389 53 of of IN 43963 1389 54 Canada Canada NNP 43963 1389 55 , , , 43963 1389 56 is be VBZ 43963 1389 57 of of IN 43963 1389 58 unknown unknown JJ 43963 1389 59 age[69 age[69 NN 43963 1389 60 ] ] -RRB- 43963 1389 61 . . . 43963 1390 1 [ [ -LRB- 43963 1390 2 Footnote Footnote NNP 43963 1390 3 69 69 CD 43963 1390 4 : : : 43963 1390 5 For for IN 43963 1390 6 an an DT 43963 1390 7 account account NN 43963 1390 8 of of IN 43963 1390 9 the the DT 43963 1390 10 _ _ NNP 43963 1390 11 Neobolus Neobolus NNP 43963 1390 12 _ _ NNP 43963 1390 13 beds bed NNS 43963 1390 14 see see VBP 43963 1390 15 Noetling Noetling NNP 43963 1390 16 , , , 43963 1390 17 F. F. NNP 43963 1390 18 , , , 43963 1390 19 " " `` 43963 1390 20 On on IN 43963 1390 21 the the DT 43963 1390 22 Cambrian Cambrian NNP 43963 1390 23 Formation Formation NNP 43963 1390 24 of of IN 43963 1390 25 the the DT 43963 1390 26 Eastern Eastern NNP 43963 1390 27 Salt Salt NNP 43963 1390 28 Range Range NNP 43963 1390 29 , , , 43963 1390 30 " " `` 43963 1390 31 _ _ NNP 43963 1390 32 Records Records NNP 43963 1390 33 Geol Geol NNP 43963 1390 34 . . . 43963 1391 1 Survey Survey NNP 43963 1391 2 , , , 43963 1391 3 India India NNP 43963 1391 4 _ _ NNP 43963 1391 5 , , , 43963 1391 6 vol vol NNP 43963 1391 7 . . . 43963 1392 1 XXVII XXVII NNP 43963 1392 2 . . . 43963 1393 1 p. p. NN 43963 1393 2 71 71 CD 43963 1393 3 , , , 43963 1393 4 and and CC 43963 1393 5 for for IN 43963 1393 6 the the DT 43963 1393 7 Protolenus Protolenus NNP 43963 1393 8 fauna fauna NNS 43963 1393 9 consult consult VBP 43963 1393 10 a a DT 43963 1393 11 paper paper NN 43963 1393 12 by by IN 43963 1393 13 Matthew Matthew NNP 43963 1393 14 , , , 43963 1393 15 G. G. NNP 43963 1393 16 F. F. NNP 43963 1393 17 , , , 43963 1393 18 " " `` 43963 1393 19 The the DT 43963 1393 20 _ _ NNP 43963 1393 21 Protolenus Protolenus NNP 43963 1393 22 _ _ NNP 43963 1393 23 Fauna Fauna NNP 43963 1393 24 , , , 43963 1393 25 " " `` 43963 1393 26 _ _ NNP 43963 1393 27 Trans Trans NNP 43963 1393 28 . . . 43963 1394 1 New New NNP 43963 1394 2 York York NNP 43963 1394 3 Acad Acad NNP 43963 1394 4 . . . 43963 1395 1 of of IN 43963 1395 2 Science Science NNP 43963 1395 3 _ _ NNP 43963 1395 4 , , , 43963 1395 5 1895 1895 CD 43963 1395 6 , , , 43963 1395 7 vol vol NNP 43963 1395 8 . . . 43963 1396 1 XIV XIV NNP 43963 1396 2 . . . 43963 1397 1 p. p. NN 43963 1398 1 101 101 CD 43963 1398 2 . . . 43963 1398 3 ] ] -RRB- 43963 1399 1 The the DT 43963 1399 2 _ _ NNP 43963 1399 3 Olenellus Olenellus NNP 43963 1399 4 _ _ NNP 43963 1399 5 beds bed NNS 43963 1399 6 are be VBP 43963 1399 7 succeeded succeed VBN 43963 1399 8 by by IN 43963 1399 9 beds bed NNS 43963 1399 10 containing contain VBG 43963 1399 11 the the DT 43963 1399 12 _ _ NNP 43963 1399 13 Paradoxides Paradoxides NNPS 43963 1399 14 _ _ NNP 43963 1399 15 fauna fauna NNS 43963 1399 16 , , , 43963 1399 17 which which WDT 43963 1399 18 have have VBP 43963 1399 19 been be VBN 43963 1399 20 found find VBN 43963 1399 21 in in IN 43963 1399 22 North North NNP 43963 1399 23 and and CC 43963 1399 24 South South NNP 43963 1399 25 Wales Wales NNP 43963 1399 26 , , , 43963 1399 27 Shropshire Shropshire NNP 43963 1399 28 , , , 43963 1399 29 Scandinavia Scandinavia NNP 43963 1399 30 , , , 43963 1399 31 Bohemia Bohemia NNP 43963 1399 32 , , , 43963 1399 33 Spain Spain NNP 43963 1399 34 , , , 43963 1399 35 and and CC 43963 1399 36 North North NNP 43963 1399 37 and and CC 43963 1399 38 South South NNP 43963 1399 39 America America NNP 43963 1399 40 . . . 43963 1400 1 _ _ NNP 43963 1400 2 Olenellus Olenellus NNP 43963 1400 3 _ _ NNP 43963 1400 4 and and CC 43963 1400 5 its -PRON- PRP$ 43963 1400 6 allies ally NNS 43963 1400 7 became become VBD 43963 1400 8 extinct extinct JJ 43963 1400 9 ( ( -LRB- 43963 1400 10 or or CC 43963 1400 11 else else RB 43963 1400 12 so so RB 43963 1400 13 scarce scarce JJ 43963 1400 14 that that IN 43963 1400 15 no no DT 43963 1400 16 relics relic NNS 43963 1400 17 of of IN 43963 1400 18 them -PRON- PRP 43963 1400 19 have have VBP 43963 1400 20 been be VBN 43963 1400 21 discovered discover VBN 43963 1400 22 in in IN 43963 1400 23 the the DT 43963 1400 24 _ _ NNP 43963 1400 25 Paradoxides Paradoxides NNPS 43963 1400 26 _ _ NNP 43963 1400 27 beds bed VBZ 43963 1400 28 ) ) -RRB- 43963 1400 29 before before IN 43963 1400 30 the the DT 43963 1400 31 commencement commencement NN 43963 1400 32 of of IN 43963 1400 33 the the DT 43963 1400 34 deposition deposition NN 43963 1400 35 of of IN 43963 1400 36 the the DT 43963 1400 37 strata strata NN 43963 1400 38 containing contain VBG 43963 1400 39 the the DT 43963 1400 40 _ _ NNP 43963 1400 41 Paradoxides Paradoxides NNPS 43963 1400 42 _ _ NNP 43963 1400 43 fauna fauna NNS 43963 1400 44 , , , 43963 1400 45 and and CC 43963 1400 46 few few JJ 43963 1400 47 genera genera NN 43963 1400 48 pass pass VBP 43963 1400 49 from from IN 43963 1400 50 the the DT 43963 1400 51 beds bed NNS 43963 1400 52 with with IN 43963 1400 53 the the DT 43963 1400 54 one one CD 43963 1400 55 fauna fauna NNS 43963 1400 56 to to IN 43963 1400 57 that that IN 43963 1400 58 containing contain VBG 43963 1400 59 the the DT 43963 1400 60 other other JJ 43963 1400 61 . . . 43963 1401 1 The the DT 43963 1401 2 _ _ NNP 43963 1401 3 Paradoxides Paradoxides NNPS 43963 1401 4 _ _ NNP 43963 1401 5 fauna fauna NNS 43963 1401 6 existed exist VBD 43963 1401 7 for for IN 43963 1401 8 a a DT 43963 1401 9 considerable considerable JJ 43963 1401 10 period period NN 43963 1401 11 , , , 43963 1401 12 and and CC 43963 1401 13 the the DT 43963 1401 14 beds bed NNS 43963 1401 15 have have VBP 43963 1401 16 been be VBN 43963 1401 17 divided divide VBN 43963 1401 18 into into IN 43963 1401 19 a a DT 43963 1401 20 series series NN 43963 1401 21 of of IN 43963 1401 22 zones zone NNS 43963 1401 23 characterised characterise VBN 43963 1401 24 by by IN 43963 1401 25 different different JJ 43963 1401 26 species specie NNS 43963 1401 27 of of IN 43963 1401 28 _ _ NNP 43963 1401 29 Paradoxides Paradoxides NNPS 43963 1401 30 _ _ NNP 43963 1401 31 , , , 43963 1401 32 thus thus RB 43963 1401 33 Dr Dr NNP 43963 1401 34 Hicks Hicks NNP 43963 1401 35 records record VBZ 43963 1401 36 the the DT 43963 1401 37 following follow VBG 43963 1401 38 zones zone NNS 43963 1401 39 in in IN 43963 1401 40 Pembrokeshire[70]:-- Pembrokeshire[70]:-- NNP 43963 1401 41 Zone Zone NNP 43963 1401 42 of of IN 43963 1401 43 _ _ NNP 43963 1401 44 Paradoxides Paradoxides NNPS 43963 1401 45 _ _ NNP 43963 1401 46 _ _ NNP 43963 1401 47 Davidis Davidis NNP 43963 1401 48 _ _ NNP 43963 1401 49 } } -RRB- 43963 1401 50 Menevian Menevian NNP 43963 1401 51 . . . 43963 1401 52 " " '' 43963 1402 1 " " `` 43963 1402 2 _ _ NNP 43963 1402 3 Hicksii Hicksii NNP 43963 1402 4 _ _ NNP 43963 1402 5 } } -RRB- 43963 1402 6 " " '' 43963 1402 7 " " `` 43963 1402 8 _ _ NNP 43963 1402 9 Aurora Aurora NNP 43963 1402 10 _ _ NNP 43963 1402 11 } } -RRB- 43963 1402 12 " " '' 43963 1402 13 " " `` 43963 1402 14 _ _ NNP 43963 1402 15 Solvensis Solvensis NNP 43963 1402 16 _ _ NNP 43963 1402 17 } } -RRB- 43963 1402 18 Solva Solva NNP 43963 1402 19 . . . 43963 1402 20 " " '' 43963 1403 1 " " `` 43963 1403 2 _ _ NNP 43963 1403 3 Harknessi Harknessi NNP 43963 1403 4 _ _ NNP 43963 1403 5 } } -RRB- 43963 1403 6 [ [ -LRB- 43963 1403 7 Footnote Footnote NNP 43963 1403 8 70 70 CD 43963 1403 9 : : : 43963 1403 10 The the DT 43963 1403 11 order order NN 43963 1403 12 here here RB 43963 1403 13 as as IN 43963 1403 14 elsewhere elsewhere RB 43963 1403 15 is be VBZ 43963 1403 16 _ _ NNP 43963 1403 17 ascending ascend VBG 43963 1403 18 _ _ NNP 43963 1403 19 , , , 43963 1403 20 i.e. i.e. FW 43963 1404 1 the the DT 43963 1404 2 newest new JJS 43963 1404 3 deposit deposit NN 43963 1404 4 is be VBZ 43963 1404 5 placed place VBN 43963 1404 6 at at IN 43963 1404 7 the the DT 43963 1404 8 top top NN 43963 1404 9 . . . 43963 1404 10 ] ] -RRB- 43963 1405 1 Dr Dr NNP 43963 1405 2 Tullberg Tullberg NNP 43963 1405 3 divides divide VBZ 43963 1405 4 the the DT 43963 1405 5 _ _ NNP 43963 1405 6 Paradoxides Paradoxides NNPS 43963 1405 7 _ _ NNP 43963 1405 8 beds bed NNS 43963 1405 9 of of IN 43963 1405 10 Scania Scania NNP 43963 1405 11 into into IN 43963 1405 12 thirteen thirteen CD 43963 1405 13 zones zone NNS 43963 1405 14 , , , 43963 1405 15 though though IN 43963 1405 16 only only RB 43963 1405 17 a a DT 43963 1405 18 few few JJ 43963 1405 19 of of IN 43963 1405 20 these these DT 43963 1405 21 are be VBP 43963 1405 22 characterised characterise VBN 43963 1405 23 by by IN 43963 1405 24 definite definite JJ 43963 1405 25 species specie NNS 43963 1405 26 of of IN 43963 1405 27 _ _ NNP 43963 1405 28 Paradoxides Paradoxides NNPS 43963 1405 29 _ _ NNP 43963 1405 30 . . . 43963 1406 1 The the DT 43963 1406 2 _ _ NNP 43963 1406 3 Olenellus Olenellus NNP 43963 1406 4 _ _ NNP 43963 1406 5 beds bed NNS 43963 1406 6 have have VBP 43963 1406 7 not not RB 43963 1406 8 yet yet RB 43963 1406 9 been be VBN 43963 1406 10 divided divide VBN 43963 1406 11 into into IN 43963 1406 12 zones zone NNS 43963 1406 13 , , , 43963 1406 14 though though IN 43963 1406 15 this this DT 43963 1406 16 will will MD 43963 1406 17 probably probably RB 43963 1406 18 be be VB 43963 1406 19 the the DT 43963 1406 20 outcome outcome NN 43963 1406 21 of of IN 43963 1406 22 further further JJ 43963 1406 23 study[71 study[71 NNP 43963 1406 24 ] ] -RRB- 43963 1406 25 . . . 43963 1407 1 [ [ -LRB- 43963 1407 2 Footnote Footnote NNP 43963 1407 3 71 71 CD 43963 1407 4 : : : 43963 1407 5 The the DT 43963 1407 6 _ _ NNP 43963 1407 7 Paradoxides Paradoxides NNPS 43963 1407 8 _ _ NNP 43963 1407 9 fauna fauna NNS 43963 1407 10 is be VBZ 43963 1407 11 described describe VBN 43963 1407 12 in in IN 43963 1407 13 the the DT 43963 1407 14 following follow VBG 43963 1407 15 works work NNS 43963 1407 16 : : : 43963 1407 17 Britain Britain NNP 43963 1407 18 , , , 43963 1407 19 Hicks Hicks NNP 43963 1407 20 , , , 43963 1407 21 H. H. NNP 43963 1407 22 and and CC 43963 1407 23 Salter Salter NNP 43963 1407 24 J. J. NNP 43963 1407 25 W. W. NNP 43963 1407 26 , , , 43963 1407 27 _ _ NNP 43963 1407 28 Quart Quart NNP 43963 1407 29 . . . 43963 1408 1 Journ Journ NNP 43963 1408 2 . . . 43963 1409 1 Geol Geol NNP 43963 1409 2 . . . 43963 1410 1 Soc Soc NNP 43963 1410 2 . . . 43963 1410 3 _ _ NNP 43963 1410 4 , , , 43963 1410 5 vol vol NNP 43963 1410 6 . . . 43963 1411 1 XXIV XXIV NNP 43963 1411 2 . . . 43963 1412 1 p. p. NN 43963 1412 2 510 510 CD 43963 1412 3 , , , 43963 1412 4 XXV XXV NNP 43963 1412 5 . . . 43963 1413 1 p. p. NN 43963 1413 2 51 51 CD 43963 1413 3 , , , 43963 1413 4 XXVII XXVII NNP 43963 1413 5 . . . 43963 1414 1 p. p. NN 43963 1414 2 173 173 CD 43963 1414 3 , , , 43963 1414 4 and and CC 43963 1414 5 Hicks Hicks NNP 43963 1414 6 , , , 43963 1414 7 H. H. NNP 43963 1414 8 and and CC 43963 1414 9 Harkness Harkness NNP 43963 1414 10 , , , 43963 1414 11 R. R. NNP 43963 1414 12 , , , 43963 1414 13 _ _ NNP 43963 1414 14 ibid ibid NN 43963 1414 15 . . . 43963 1414 16 _ _ NNP 43963 1414 17 vol vol NNP 43963 1414 18 . . . 43963 1415 1 XXVII XXVII NNP 43963 1415 2 . . . 43963 1416 1 p. p. NN 43963 1416 2 384 384 CD 43963 1416 3 ; ; : 43963 1416 4 Scandinavia Scandinavia NNP 43963 1416 5 , , , 43963 1416 6 Angelin Angelin NNP 43963 1416 7 , , , 43963 1416 8 N. N. NNP 43963 1416 9 P. P. NNP 43963 1416 10 , , , 43963 1416 11 _ _ NNP 43963 1416 12 Palæontologia Palæontologia NNP 43963 1416 13 Scandinavica Scandinavica NNP 43963 1416 14 _ _ NNP 43963 1416 15 ; ; : 43963 1416 16 Brögger Brögger NNP 43963 1416 17 , , , 43963 1416 18 W. W. NNP 43963 1416 19 C. C. NNP 43963 1416 20 , , , 43963 1416 21 _ _ NNP 43963 1416 22 Nyt Nyt NNP 43963 1416 23 Magazin Magazin NNP 43963 1416 24 for for IN 43963 1416 25 Naturvidenskaberne Naturvidenskaberne NNP 43963 1416 26 _ _ NNP 43963 1416 27 , , , 43963 1416 28 vol vol NNP 43963 1416 29 . . . 43963 1417 1 XXIV XXIV NNP 43963 1417 2 . . . 43963 1417 3 , , , 43963 1417 4 Linnarsson Linnarsson NNP 43963 1417 5 , , , 43963 1417 6 G. G. NNP 43963 1417 7 , , , 43963 1417 8 _ _ NNP 43963 1417 9 Sveriges Sveriges NNP 43963 1417 10 Geologiska Geologiska NNP 43963 1417 11 Undersökning Undersökning NNP 43963 1417 12 _ _ NNP 43963 1417 13 , , , 43963 1417 14 Ser Ser NNP 43963 1417 15 . . . 43963 1418 1 C. C. NNP 43963 1418 2 No No NNP 43963 1418 3 . . . 43963 1419 1 35 35 CD 43963 1419 2 ; ; : 43963 1419 3 Bohemia Bohemia NNP 43963 1419 4 , , , 43963 1419 5 Barrande Barrande NNP 43963 1419 6 , , , 43963 1419 7 J. J. NNP 43963 1419 8 , , , 43963 1419 9 _ _ NNP 43963 1419 10 Système Système NNP 43963 1419 11 Silurien Silurien NNP 43963 1419 12 du du NNP 43963 1419 13 centre centre NNP 43963 1419 14 de de NNP 43963 1419 15 la la NNP 43963 1419 16 Bohême Bohême NNP 43963 1419 17 _ _ NNP 43963 1419 18 ; ; : 43963 1419 19 Spain Spain NNP 43963 1419 20 , , , 43963 1419 21 Prado Prado NNP 43963 1419 22 , , , 43963 1419 23 C. C. NNP 43963 1419 24 de de NNP 43963 1419 25 , , , 43963 1419 26 " " `` 43963 1419 27 Sur Sur NNP 43963 1419 28 l'existence l'existence NNP 43963 1419 29 de de FW 43963 1419 30 la la NNP 43963 1419 31 faune faune JJ 43963 1419 32 Primordiale Primordiale NNP 43963 1419 33 dans dan NNS 43963 1419 34 la la RB 43963 1419 35 chaîne chaîne NNP 43963 1419 36 Cantabrique Cantabrique NNP 43963 1419 37 suivie suivie NNP 43963 1419 38 de de FW 43963 1419 39 la la NNP 43963 1419 40 description description NN 43963 1419 41 des des NNP 43963 1419 42 Fossiles Fossiles NNP 43963 1419 43 par par NN 43963 1419 44 MM MM NNP 43963 1419 45 . . . 43963 1420 1 de de NNP 43963 1420 2 Verneuil Verneuil NNP 43963 1420 3 et et NNP 43963 1420 4 Barrande Barrande NNP 43963 1420 5 , , , 43963 1420 6 " " '' 43963 1420 7 _ _ NNP 43963 1420 8 Bull Bull NNP 43963 1420 9 . . . 43963 1421 1 Soc Soc NNP 43963 1421 2 . . . 43963 1422 1 Geol Geol NNP 43963 1422 2 . . . 43963 1423 1 France France NNP 43963 1423 2 _ _ NNP 43963 1423 3 , , , 43963 1423 4 2 2 CD 43963 1423 5 Series Series NNP 43963 1423 6 , , , 43963 1423 7 vol vol NNP 43963 1423 8 . . . 43963 1424 1 XVII XVII NNP 43963 1424 2 . . . 43963 1425 1 p. p. NN 43963 1425 2 516 516 CD 43963 1425 3 ; ; : 43963 1425 4 America America NNP 43963 1425 5 , , , 43963 1425 6 Walcott Walcott NNP 43963 1425 7 , , , 43963 1425 8 C. C. NNP 43963 1425 9 D. D. NNP 43963 1425 10 , , , 43963 1425 11 _ _ NNP 43963 1425 12 Bull Bull NNP 43963 1425 13 . . . 43963 1426 1 U. U. NNP 43963 1426 2 S. S. NNP 43963 1426 3 Geol Geol NNP 43963 1426 4 . . . 43963 1427 1 Survey Survey NNP 43963 1427 2 _ _ NNP 43963 1427 3 : : : 43963 1427 4 " " `` 43963 1427 5 The the DT 43963 1427 6 Cambrian cambrian JJ 43963 1427 7 Faunas Faunas NNP 43963 1427 8 of of IN 43963 1427 9 North North NNP 43963 1427 10 America America NNP 43963 1427 11 , , , 43963 1427 12 " " '' 43963 1427 13 and and CC 43963 1427 14 Matthew Matthew NNP 43963 1427 15 , , , 43963 1427 16 G. G. NNP 43963 1427 17 F. F. NNP 43963 1427 18 , , , 43963 1427 19 _ _ NNP 43963 1427 20 Trans Trans NNP 43963 1427 21 . . . 43963 1428 1 Roy Roy NNP 43963 1428 2 . . . 43963 1429 1 Soc Soc NNP 43963 1429 2 . . . 43963 1430 1 Canada Canada NNP 43963 1430 2 _ _ NNP 43963 1430 3 , , , 43963 1430 4 1882 1882 CD 43963 1430 5 and and CC 43963 1430 6 succeeding succeed VBG 43963 1430 7 years year NNS 43963 1430 8 . . . 43963 1430 9 ] ] -RRB- 43963 1431 1 The the DT 43963 1431 2 strata strata NN 43963 1431 3 with with IN 43963 1431 4 _ _ NNP 43963 1431 5 Paradoxides Paradoxides NNPS 43963 1431 6 _ _ NNP 43963 1431 7 are be VBP 43963 1431 8 succeeded succeed VBN 43963 1431 9 by by IN 43963 1431 10 those those DT 43963 1431 11 with with IN 43963 1431 12 the the DT 43963 1431 13 _ _ NNP 43963 1431 14 Olenus Olenus NNP 43963 1431 15 _ _ NNP 43963 1431 16 fauna fauna NNS 43963 1431 17 , , , 43963 1431 18 characterised characterise VBN 43963 1431 19 by by IN 43963 1431 20 the the DT 43963 1431 21 genus genus NNP 43963 1431 22 _ _ NNP 43963 1431 23 Olenus Olenus NNP 43963 1431 24 _ _ NNP 43963 1431 25 and and CC 43963 1431 26 a a DT 43963 1431 27 large large JJ 43963 1431 28 number number NN 43963 1431 29 of of IN 43963 1431 30 allied ally VBN 43963 1431 31 genera genera NN 43963 1431 32 or or CC 43963 1431 33 sub sub NN 43963 1431 34 - - HYPH 43963 1431 35 genera genera NN 43963 1431 36 as as IN 43963 1431 37 some some DT 43963 1431 38 prefer prefer VBP 43963 1431 39 to to TO 43963 1431 40 term term VB 43963 1431 41 them -PRON- PRP 43963 1431 42 . . . 43963 1432 1 The the DT 43963 1432 2 genus genus NN 43963 1432 3 _ _ NNP 43963 1432 4 Olenus Olenus NNP 43963 1432 5 _ _ NNP 43963 1432 6 ( ( -LRB- 43963 1432 7 _ _ NNP 43963 1432 8 sensu sensu NN 43963 1432 9 stricto stricto NN 43963 1432 10 _ _ NNP 43963 1432 11 ) ) -RRB- 43963 1432 12 is be VBZ 43963 1432 13 very very RB 43963 1432 14 abundant abundant JJ 43963 1432 15 in in IN 43963 1432 16 the the DT 43963 1432 17 lower low JJR 43963 1432 18 part part NN 43963 1432 19 of of IN 43963 1432 20 the the DT 43963 1432 21 series series NN 43963 1432 22 , , , 43963 1432 23 whilst whilst IN 43963 1432 24 the the DT 43963 1432 25 allied ally VBN 43963 1432 26 forms form NNS 43963 1432 27 are be VBP 43963 1432 28 more more RBR 43963 1432 29 abundant abundant JJ 43963 1432 30 in in IN 43963 1432 31 the the DT 43963 1432 32 upper upper JJ 43963 1432 33 beds bed NNS 43963 1432 34 . . . 43963 1433 1 The the DT 43963 1433 2 genus genus NN 43963 1433 3 _ _ NNP 43963 1433 4 Paradoxides Paradoxides NNPS 43963 1433 5 _ _ NNP 43963 1433 6 and and CC 43963 1433 7 its -PRON- PRP$ 43963 1433 8 associates associate NNS 43963 1433 9 disappeared disappear VBD 43963 1433 10 before before IN 43963 1433 11 the the DT 43963 1433 12 deposition deposition NN 43963 1433 13 of of IN 43963 1433 14 these these DT 43963 1433 15 strata strata NN 43963 1433 16 containing contain VBG 43963 1433 17 _ _ NNP 43963 1433 18 Olenus Olenus NNP 43963 1433 19 _ _ NNP 43963 1433 20 and and CC 43963 1433 21 its -PRON- PRP$ 43963 1433 22 allies ally NNS 43963 1433 23 , , , 43963 1433 24 and and CC 43963 1433 25 indeed indeed RB 43963 1433 26 the the DT 43963 1433 27 complete complete JJ 43963 1433 28 change change NN 43963 1433 29 in in IN 43963 1433 30 the the DT 43963 1433 31 character character NN 43963 1433 32 of of IN 43963 1433 33 the the DT 43963 1433 34 faunas fauna NNS 43963 1433 35 in in IN 43963 1433 36 Europe Europe NNP 43963 1433 37 is be VBZ 43963 1433 38 very very RB 43963 1433 39 remarkable remarkable JJ 43963 1433 40 . . . 43963 1434 1 The the DT 43963 1434 2 _ _ NNP 43963 1434 3 Olenus Olenus NNP 43963 1434 4 _ _ NNP 43963 1434 5 fauna fauna NNS 43963 1434 6 has have VBZ 43963 1434 7 been be VBN 43963 1434 8 found find VBN 43963 1434 9 in in IN 43963 1434 10 North North NNP 43963 1434 11 Wales Wales NNP 43963 1434 12 , , , 43963 1434 13 Pembrokeshire Pembrokeshire NNP 43963 1434 14 , , , 43963 1434 15 Warwickshire Warwickshire NNP 43963 1434 16 , , , 43963 1434 17 Worcestershire Worcestershire NNP 43963 1434 18 , , , 43963 1434 19 and and CC 43963 1434 20 abroad abroad RB 43963 1434 21 in in IN 43963 1434 22 Scandinavia Scandinavia NNP 43963 1434 23 and and CC 43963 1434 24 Canada Canada NNP 43963 1434 25 . . . 43963 1435 1 It -PRON- PRP 43963 1435 2 is be VBZ 43963 1435 3 interesting interesting JJ 43963 1435 4 to to TO 43963 1435 5 note note VB 43963 1435 6 among among IN 43963 1435 7 the the DT 43963 1435 8 fossils fossil NNS 43963 1435 9 of of IN 43963 1435 10 the the DT 43963 1435 11 _ _ NNP 43963 1435 12 Olenus Olenus NNP 43963 1435 13 _ _ NNP 43963 1435 14 beds bed VBZ 43963 1435 15 the the DT 43963 1435 16 occurrence occurrence NN 43963 1435 17 of of IN 43963 1435 18 a a DT 43963 1435 19 graptolite graptolite NN 43963 1435 20 which which WDT 43963 1435 21 is be VBZ 43963 1435 22 associated associate VBN 43963 1435 23 with with IN 43963 1435 24 _ _ NNP 43963 1435 25 Olenus Olenus NNP 43963 1435 26 _ _ NNP 43963 1435 27 in in IN 43963 1435 28 Scandinavia Scandinavia NNP 43963 1435 29 ; ; : 43963 1435 30 this this DT 43963 1435 31 is be VBZ 43963 1435 32 the the DT 43963 1435 33 earliest early JJS 43963 1435 34 recorded recorded JJ 43963 1435 35 appearance appearance NN 43963 1435 36 of of IN 43963 1435 37 a a DT 43963 1435 38 group group NN 43963 1435 39 which which WDT 43963 1435 40 is be VBZ 43963 1435 41 destined destine VBN 43963 1435 42 to to TO 43963 1435 43 play play VB 43963 1435 44 so so RB 43963 1435 45 important important JJ 43963 1435 46 a a DT 43963 1435 47 role role NN 43963 1435 48 amongst amongst IN 43963 1435 49 the the DT 43963 1435 50 fossils fossil NNS 43963 1435 51 of of IN 43963 1435 52 the the DT 43963 1435 53 succeeding succeed VBG 43963 1435 54 system[72 system[72 NN 43963 1435 55 ] ] -RRB- 43963 1435 56 . . . 43963 1436 1 The the DT 43963 1436 2 following follow VBG 43963 1436 3 zones zone NNS 43963 1436 4 have have VBP 43963 1436 5 been be VBN 43963 1436 6 detected detect VBN 43963 1436 7 by by IN 43963 1436 8 Dr Dr NNP 43963 1436 9 S. S. NNP 43963 1436 10 A. A. NNP 43963 1436 11 Tullberg Tullberg NNP 43963 1436 12 amongst amongst IN 43963 1436 13 the the DT 43963 1436 14 _ _ NNP 43963 1436 15 Olenus Olenus NNP 43963 1436 16 _ _ NNP 43963 1436 17 beds bed NNS 43963 1436 18 of of IN 43963 1436 19 Scania:-- scania:-- CD 43963 1436 20 Zone Zone NNP 43963 1436 21 of of IN 43963 1436 22 _ _ NNP 43963 1436 23 Acerocare Acerocare NNP 43963 1436 24 ecorne ecorne NN 43963 1436 25 _ _ NNP 43963 1436 26 . . . 43963 1436 27 " " '' 43963 1437 1 _ _ NNP 43963 1437 2 Dictyograptus Dictyograptus NNP 43963 1437 3 flabelliformis flabelliformis NN 43963 1437 4 _ _ NNP 43963 1437 5 . . . 43963 1437 6 " " '' 43963 1438 1 _ _ NNP 43963 1438 2 Cyclognathus Cyclognathus NNP 43963 1438 3 micropygus micropygus NNP 43963 1438 4 _ _ NNP 43963 1438 5 . . . 43963 1438 6 " " '' 43963 1439 1 _ _ NNP 43963 1439 2 Peltura Peltura NNP 43963 1439 3 scarabæoides scarabæoide VBZ 43963 1439 4 _ _ NNP 43963 1439 5 . . . 43963 1439 6 " " '' 43963 1440 1 _ _ NNP 43963 1440 2 Eurycare Eurycare NNP 43963 1440 3 camuricorne camuricorne NNP 43963 1440 4 _ _ NNP 43963 1440 5 . . . 43963 1440 6 " " '' 43963 1441 1 _ _ NNP 43963 1441 2 Parabolina Parabolina NNP 43963 1441 3 spinulosa spinulosa NN 43963 1441 4 _ _ NNP 43963 1441 5 . . . 43963 1441 6 " " '' 43963 1442 1 _ _ NNP 43963 1442 2 Ceratopyge Ceratopyge NNP 43963 1442 3 _ _ NNP 43963 1442 4 sp sp NNP 43963 1442 5 . . . 43963 1442 6 " " '' 43963 1443 1 _ _ NNP 43963 1443 2 Olenus Olenus NNP 43963 1443 3 _ _ NNP 43963 1443 4 ( ( -LRB- 43963 1443 5 proper proper JJ 43963 1443 6 ) ) -RRB- 43963 1443 7 . . . 43963 1443 8 " " '' 43963 1444 1 _ _ NNP 43963 1444 2 Leperditia Leperditia NNP 43963 1444 3 _ _ NNP 43963 1444 4 . . . 43963 1444 5 " " '' 43963 1445 1 _ _ NNP 43963 1445 2 Agnostus Agnostus NNP 43963 1445 3 pisiformis pisiformis NN 43963 1445 4 _ _ NNP 43963 1445 5 . . . 43963 1446 1 [ [ -LRB- 43963 1446 2 Footnote Footnote NNP 43963 1446 3 72 72 CD 43963 1446 4 : : : 43963 1446 5 For for IN 43963 1446 6 descriptions description NNS 43963 1446 7 of of IN 43963 1446 8 the the DT 43963 1446 9 _ _ NNP 43963 1446 10 Olenus Olenus NNP 43963 1446 11 _ _ NNP 43963 1446 12 fauna fauna NNS 43963 1446 13 consult consult VBP 43963 1446 14 the the DT 43963 1446 15 following:--Wales following:--wale NNS 43963 1446 16 , , , 43963 1446 17 Belt Belt NNP 43963 1446 18 , , , 43963 1446 19 T. T. NNP 43963 1446 20 , , , 43963 1446 21 _ _ NNP 43963 1446 22 Geol Geol NNP 43963 1446 23 . . . 43963 1447 1 Mag mag JJ 43963 1447 2 . . . 43963 1447 3 _ _ NNP 43963 1447 4 Dec. December NNP 43963 1448 1 I. I. NNP 43963 1448 2 vol vol NNP 43963 1448 3 . . . 43963 1449 1 V. V. NNP 43963 1449 2 p. p. NNP 43963 1449 3 5 5 CD 43963 1449 4 , , , 43963 1449 5 and and CC 43963 1449 6 Salter Salter NNP 43963 1449 7 , , , 43963 1449 8 J. J. NNP 43963 1449 9 W. W. NNP 43963 1449 10 , , , 43963 1449 11 _ _ NNP 43963 1449 12 Decades Decades NNP 43963 1449 13 Geol Geol NNP 43963 1449 14 . . . 43963 1450 1 Survey Survey NNP 43963 1450 2 _ _ NNP 43963 1450 3 , , , 43963 1450 4 Decade Decade NNP 43963 1450 5 II II NNP 43963 1450 6 . . . 43963 1451 1 Pl Pl NNP 43963 1451 2 . . . 43963 1452 1 IX ix NN 43963 1452 2 . . . 43963 1453 1 and and CC 43963 1453 2 Decade Decade NNP 43963 1453 3 XI XI NNP 43963 1453 4 . . . 43963 1454 1 Pl Pl NNP 43963 1454 2 . . . 43963 1455 1 VIII VIII NNP 43963 1455 2 . . . 43963 1456 1 ; ; : 43963 1456 2 Scandinavia Scandinavia NNP 43963 1456 3 , , , 43963 1456 4 Angelin Angelin NNP 43963 1456 5 , , , 43963 1456 6 N. N. NNP 43963 1456 7 P. P. NNP 43963 1456 8 , , , 43963 1456 9 _ _ NNP 43963 1456 10 Palæontologia Palæontologia NNP 43963 1456 11 Scandinavica Scandinavica NNP 43963 1456 12 _ _ NNP 43963 1456 13 , , , 43963 1456 14 and and CC 43963 1456 15 Brögger Brögger NNP 43963 1456 16 , , , 43963 1456 17 W. W. NNP 43963 1456 18 C. C. NNP 43963 1456 19 , , , 43963 1456 20 _ _ NNP 43963 1456 21 Die Die NNP 43963 1456 22 Silurischen Silurischen NNP 43963 1456 23 Etagen Etagen NNP 43963 1456 24 2 2 CD 43963 1456 25 und und NN 43963 1456 26 3 3 CD 43963 1456 27 i -PRON- PRP 43963 1456 28 m be VBP 43963 1456 29 Kristianiagebiet Kristianiagebiet NNP 43963 1456 30 und und NN 43963 1456 31 auf auf NNP 43963 1456 32 Eker Eker NNP 43963 1456 33 _ _ NNP 43963 1456 34 ; ; : 43963 1456 35 Canada Canada NNP 43963 1456 36 , , , 43963 1456 37 Matthew Matthew NNP 43963 1456 38 , , , 43963 1456 39 G. G. NNP 43963 1456 40 F. F. NNP 43963 1456 41 , , , 43963 1456 42 " " `` 43963 1456 43 Illustrations illustration NNS 43963 1456 44 of of IN 43963 1456 45 the the DT 43963 1456 46 Fauna Fauna NNP 43963 1456 47 of of IN 43963 1456 48 the the DT 43963 1456 49 St St NNP 43963 1456 50 John John NNP 43963 1456 51 Group Group NNP 43963 1456 52 , , , 43963 1456 53 No no UH 43963 1456 54 . . . 43963 1457 1 VI VI NNP 43963 1457 2 . . NNP 43963 1457 3 , , , 43963 1457 4 " " `` 43963 1457 5 _ _ NNP 43963 1457 6 Trans Trans NNP 43963 1457 7 . . . 43963 1458 1 Roy Roy NNP 43963 1458 2 . . . 43963 1459 1 Soc Soc NNP 43963 1459 2 . . . 43963 1460 1 Canada Canada NNP 43963 1460 2 _ _ NNP 43963 1460 3 , , , 43963 1460 4 1891 1891 CD 43963 1460 5 . . . 43963 1460 6 ] ] -RRB- 43963 1461 1 The the DT 43963 1461 2 beds bed NNS 43963 1461 3 with with IN 43963 1461 4 _ _ NNP 43963 1461 5 Dictyograptus Dictyograptus NNP 43963 1461 6 flabelliformis flabelliformis NN 43963 1461 7 _ _ NNP 43963 1461 8 form form VBP 43963 1461 9 a a DT 43963 1461 10 wonderfully wonderfully RB 43963 1461 11 constant constant JJ 43963 1461 12 horizon horizon NN 43963 1461 13 at at IN 43963 1461 14 or or CC 43963 1461 15 near near IN 43963 1461 16 the the DT 43963 1461 17 top top NN 43963 1461 18 of of IN 43963 1461 19 the the DT 43963 1461 20 _ _ NNP 43963 1461 21 Olenus Olenus NNP 43963 1461 22 _ _ NNP 43963 1461 23 beds bed VBZ 43963 1461 24 . . . 43963 1462 1 They -PRON- PRP 43963 1462 2 are be VBP 43963 1462 3 found find VBN 43963 1462 4 in in IN 43963 1462 5 North North NNP 43963 1462 6 Wales Wales NNP 43963 1462 7 , , , 43963 1462 8 the the DT 43963 1462 9 Border Border NNP 43963 1462 10 Counties Counties NNPS 43963 1462 11 between between IN 43963 1462 12 Wales Wales NNP 43963 1462 13 and and CC 43963 1462 14 England England NNP 43963 1462 15 , , , 43963 1462 16 France France NNP 43963 1462 17 , , , 43963 1462 18 Scandinavia Scandinavia NNP 43963 1462 19 , , , 43963 1462 20 Russia Russia NNP 43963 1462 21 and and CC 43963 1462 22 Canada Canada NNP 43963 1462 23 . . . 43963 1463 1 The the DT 43963 1463 2 passage passage NN 43963 1463 3 fauna fauna NNS 43963 1463 4 of of IN 43963 1463 5 the the DT 43963 1463 6 beds bed NNS 43963 1463 7 which which WDT 43963 1463 8 are be VBP 43963 1463 9 the the DT 43963 1463 10 equivalents equivalent NNS 43963 1463 11 of of IN 43963 1463 12 the the DT 43963 1463 13 Tremadoc Tremadoc NNP 43963 1463 14 Slates Slates NNPS 43963 1463 15 may may MD 43963 1463 16 be be VB 43963 1463 17 spoken speak VBN 43963 1463 18 of of IN 43963 1463 19 as as IN 43963 1463 20 the the DT 43963 1463 21 _ _ NNP 43963 1463 22 Ceratopyge Ceratopyge NNP 43963 1463 23 _ _ NNP 43963 1463 24 fauna fauna NNS 43963 1463 25 , , , 43963 1463 26 for for IN 43963 1463 27 _ _ NNP 43963 1463 28 Ceratopyge Ceratopyge NNP 43963 1463 29 forficula forficula NN 43963 1463 30 _ _ NNP 43963 1463 31 , , , 43963 1463 32 a a DT 43963 1463 33 remarkable remarkable JJ 43963 1463 34 species specie NNS 43963 1463 35 of of IN 43963 1463 36 trilobite trilobite NN 43963 1463 37 , , , 43963 1463 38 characterises characterise VBZ 43963 1463 39 it -PRON- PRP 43963 1463 40 in in IN 43963 1463 41 Scandinavia Scandinavia NNP 43963 1463 42 , , , 43963 1463 43 and and CC 43963 1463 44 will will MD 43963 1463 45 probably probably RB 43963 1463 46 be be VB 43963 1463 47 found find VBN 43963 1463 48 elsewhere elsewhere RB 43963 1463 49 . . . 43963 1464 1 _ _ NNP 43963 1464 2 Ceratopyge Ceratopyge NNP 43963 1464 3 _ _ NNP 43963 1464 4 beds bed NNS 43963 1464 5 have have VBP 43963 1464 6 been be VBN 43963 1464 7 found find VBN 43963 1464 8 in in IN 43963 1464 9 North North NNP 43963 1464 10 and and CC 43963 1464 11 South South NNP 43963 1464 12 Wales Wales NNP 43963 1464 13 , , , 43963 1464 14 Shropshire Shropshire NNP 43963 1464 15 , , , 43963 1464 16 Scandinavia Scandinavia NNP 43963 1464 17 , , , 43963 1464 18 Bavaria Bavaria NNP 43963 1464 19 and and CC 43963 1464 20 North North NNP 43963 1464 21 America America NNP 43963 1464 22 , , , 43963 1464 23 and and CC 43963 1464 24 in in IN 43963 1464 25 each each DT 43963 1464 26 case case NN 43963 1464 27 the the DT 43963 1464 28 fauna fauna NNS 43963 1464 29 is be VBZ 43963 1464 30 intermediate intermediate JJ 43963 1464 31 in in IN 43963 1464 32 character character NN 43963 1464 33 between between IN 43963 1464 34 that that DT 43963 1464 35 of of IN 43963 1464 36 the the DT 43963 1464 37 Cambrian Cambrian NNP 43963 1464 38 and and CC 43963 1464 39 that that DT 43963 1464 40 of of IN 43963 1464 41 the the DT 43963 1464 42 Ordovician ordovician JJ 43963 1464 43 system system NN 43963 1464 44 , , , 43963 1464 45 containing contain VBG 43963 1464 46 the the DT 43963 1464 47 loosely loosely RB 43963 1464 48 - - HYPH 43963 1464 49 formed form VBN 43963 1464 50 trilobites trilobite NNS 43963 1464 51 of of IN 43963 1464 52 the the DT 43963 1464 53 former former JJ 43963 1464 54 with with IN 43963 1464 55 the the DT 43963 1464 56 more more RBR 43963 1464 57 compact compact JJ 43963 1464 58 ones one NNS 43963 1464 59 of of IN 43963 1464 60 the the DT 43963 1464 61 latter latter JJ 43963 1464 62 . . . 43963 1465 1 The the DT 43963 1465 2 genus genus NN 43963 1465 3 _ _ NNP 43963 1465 4 Bryograptus Bryograptus NNP 43963 1465 5 _ _ NNP 43963 1465 6 , , , 43963 1465 7 a a DT 43963 1465 8 many many JJ 43963 1465 9 - - HYPH 43963 1465 10 branched branched JJ 43963 1465 11 graptolite graptolite NN 43963 1465 12 , , , 43963 1465 13 also also RB 43963 1465 14 appears appear VBZ 43963 1465 15 to to TO 43963 1465 16 characterise characterise VB 43963 1465 17 this this DT 43963 1465 18 fauna[73 fauna[73 NN 43963 1465 19 ] ] -RRB- 43963 1465 20 . . . 43963 1466 1 [ [ -LRB- 43963 1466 2 Footnote Footnote NNP 43963 1466 3 73 73 CD 43963 1466 4 : : : 43963 1466 5 For for IN 43963 1466 6 accounts account NNS 43963 1466 7 of of IN 43963 1466 8 the the DT 43963 1466 9 Tremadoc Tremadoc NNP 43963 1466 10 Slates Slates NNPS 43963 1466 11 Fauna Fauna NNP 43963 1466 12 in in IN 43963 1466 13 England England NNP 43963 1466 14 and and CC 43963 1466 15 Wales Wales NNP 43963 1466 16 see see VBP 43963 1466 17 Ramsay Ramsay NNP 43963 1466 18 , , , 43963 1466 19 A. A. NNP 43963 1466 20 C. C. NNP 43963 1466 21 , , , 43963 1466 22 _ _ NNP 43963 1466 23 Geology Geology NNP 43963 1466 24 of of IN 43963 1466 25 North North NNP 43963 1466 26 Wales Wales NNP 43963 1466 27 _ _ NNP 43963 1466 28 , , , 43963 1466 29 Appendix Appendix NNP 43963 1466 30 ; ; : 43963 1466 31 Hicks Hicks NNP 43963 1466 32 , , , 43963 1466 33 H. H. NNP 43963 1466 34 , , , 43963 1466 35 _ _ NNP 43963 1466 36 Quart Quart NNP 43963 1466 37 . . . 43963 1467 1 Journ Journ NNP 43963 1467 2 . . . 43963 1468 1 Geol Geol NNP 43963 1468 2 . . . 43963 1469 1 Soc Soc NNP 43963 1469 2 . . . 43963 1469 3 _ _ NNP 43963 1469 4 , , , 43963 1469 5 vol vol NNP 43963 1469 6 . . . 43963 1470 1 XXIX XXIX NNP 43963 1470 2 . . . 43963 1471 1 p. p. NN 43963 1471 2 39 39 CD 43963 1471 3 ; ; : 43963 1471 4 Callaway Callaway NNP 43963 1471 5 , , , 43963 1471 6 C. C. NNP 43963 1471 7 , , , 43963 1471 8 _ _ NNP 43963 1471 9 ibid ibid NN 43963 1471 10 . . . 43963 1471 11 _ _ NNP 43963 1471 12 vol vol NNP 43963 1471 13 . . . 43963 1472 1 XXXIII XXXIII NNP 43963 1472 2 . . . 43963 1473 1 p. p. NN 43963 1473 2 652 652 CD 43963 1473 3 , , , 43963 1473 4 whilst whilst IN 43963 1473 5 many many JJ 43963 1473 6 of of IN 43963 1473 7 the the DT 43963 1473 8 foreign foreign JJ 43963 1473 9 fossils fossil NNS 43963 1473 10 are be VBP 43963 1473 11 noticed notice VBN 43963 1473 12 in in IN 43963 1473 13 Brögger Brögger NNP 43963 1473 14 's 's POS 43963 1473 15 _ _ NNP 43963 1473 16 Die Die NNP 43963 1473 17 Silurischen Silurischen NNP 43963 1473 18 Etagen Etagen NNP 43963 1473 19 2 2 CD 43963 1473 20 und und CC 43963 1473 21 3 3 CD 43963 1473 22 _ _ NNP 43963 1473 23 and and CC 43963 1473 24 Barrande Barrande NNP 43963 1473 25 's 's POS 43963 1473 26 _ _ NNP 43963 1473 27 Faune Faune NNP 43963 1473 28 silurienne silurienne NN 43963 1473 29 des des FW 43963 1473 30 Environs Environs NNP 43963 1473 31 de de NNP 43963 1473 32 Hof Hof NNP 43963 1473 33 en en NNP 43963 1473 34 Bavière Bavière NNP 43963 1473 35 _ _ NNP 43963 1473 36 . . . 43963 1473 37 ] ] -RRB- 43963 1474 1 The the DT 43963 1474 2 faunas fauna NNS 43963 1474 3 of of IN 43963 1474 4 the the DT 43963 1474 5 Cambrian cambrian JJ 43963 1474 6 rocks rock NNS 43963 1474 7 have have VBP 43963 1474 8 not not RB 43963 1474 9 been be VBN 43963 1474 10 studied study VBN 43963 1474 11 in in IN 43963 1474 12 sufficient sufficient JJ 43963 1474 13 detail detail NN 43963 1474 14 , , , 43963 1474 15 with with IN 43963 1474 16 reference reference NN 43963 1474 17 to to IN 43963 1474 18 the the DT 43963 1474 19 physical physical JJ 43963 1474 20 surroundings surrounding NNS 43963 1474 21 of of IN 43963 1474 22 the the DT 43963 1474 23 organisms organism NNS 43963 1474 24 , , , 43963 1474 25 to to TO 43963 1474 26 throw throw VB 43963 1474 27 much much JJ 43963 1474 28 light light NN 43963 1474 29 upon upon IN 43963 1474 30 the the DT 43963 1474 31 conditions condition NNS 43963 1474 32 under under IN 43963 1474 33 which which WDT 43963 1474 34 the the DT 43963 1474 35 strata strata NN 43963 1474 36 were be VBD 43963 1474 37 deposited deposit VBN 43963 1474 38 , , , 43963 1474 39 though though IN 43963 1474 40 the the DT 43963 1474 41 evidence evidence NN 43963 1474 42 obtained obtain VBN 43963 1474 43 from from IN 43963 1474 44 an an DT 43963 1474 45 examination examination NN 43963 1474 46 of of IN 43963 1474 47 the the DT 43963 1474 48 lithological lithological JJ 43963 1474 49 characters character NNS 43963 1474 50 of of IN 43963 1474 51 the the DT 43963 1474 52 deposits deposit NNS 43963 1474 53 is be VBZ 43963 1474 54 generally generally RB 43963 1474 55 corroborated corroborate VBN 43963 1474 56 by by IN 43963 1474 57 study study NN 43963 1474 58 of of IN 43963 1474 59 the the DT 43963 1474 60 organic organic JJ 43963 1474 61 contents content NNS 43963 1474 62 . . . 43963 1475 1 CHAPTER CHAPTER NNP 43963 1475 2 XV XV NNP 43963 1475 3 . . . 43963 1476 1 THE the DT 43963 1476 2 ORDOVICIAN ORDOVICIAN NNP 43963 1476 3 SYSTEM system NN 43963 1476 4 . . . 43963 1477 1 _ _ NNP 43963 1477 2 Classification Classification NNP 43963 1477 3 . . . 43963 1477 4 _ _ NNP 43963 1477 5 The the DT 43963 1477 6 Ordovician ordovician JJ 43963 1477 7 strata strata NN 43963 1477 8 were be VBD 43963 1477 9 originally originally RB 43963 1477 10 divided divide VBN 43963 1477 11 into into IN 43963 1477 12 series series NN 43963 1477 13 by by IN 43963 1477 14 Sedgwick Sedgwick NNP 43963 1477 15 as as IN 43963 1477 16 follows:-- follows:-- NNP 43963 1477 17 Upper Upper NNP 43963 1477 18 Bala Bala NNP 43963 1477 19 , , , 43963 1477 20 Middle Middle NNP 43963 1477 21 Bala Bala NNP 43963 1477 22 , , , 43963 1477 23 Lower Lower NNP 43963 1477 24 Bala Bala NNP 43963 1477 25 , , , 43963 1477 26 Arenig Arenig NNP 43963 1477 27 . . . 43963 1478 1 The the DT 43963 1478 2 Arenig Arenig NNP 43963 1478 3 series series NN 43963 1478 4 was be VBD 43963 1478 5 at at IN 43963 1478 6 one one CD 43963 1478 7 time time NN 43963 1478 8 included include VBN 43963 1478 9 by by IN 43963 1478 10 some some DT 43963 1478 11 writers writer NNS 43963 1478 12 with with IN 43963 1478 13 the the DT 43963 1478 14 Lower low JJR 43963 1478 15 Bala Bala NNP 43963 1478 16 under under IN 43963 1478 17 the the DT 43963 1478 18 name name NN 43963 1478 19 Llandeilo Llandeilo NNP 43963 1478 20 , , , 43963 1478 21 but but CC 43963 1478 22 the the DT 43963 1478 23 word word NN 43963 1478 24 Llandeilo Llandeilo NNP 43963 1478 25 is be VBZ 43963 1478 26 now now RB 43963 1478 27 used use VBN 43963 1478 28 in in IN 43963 1478 29 the the DT 43963 1478 30 sense sense NN 43963 1478 31 of of IN 43963 1478 32 Sedgwick Sedgwick NNP 43963 1478 33 's 's POS 43963 1478 34 Lower Lower NNP 43963 1478 35 Bala Bala NNP 43963 1478 36 . . . 43963 1479 1 The the DT 43963 1479 2 Middle Middle NNP 43963 1479 3 Bala Bala NNP 43963 1479 4 is be VBZ 43963 1479 5 often often RB 43963 1479 6 spoken speak VBN 43963 1479 7 of of IN 43963 1479 8 as as IN 43963 1479 9 Caradoc Caradoc NNP 43963 1479 10 , , , 43963 1479 11 but but CC 43963 1479 12 the the DT 43963 1479 13 terms term NNS 43963 1479 14 Bala Bala NNP 43963 1479 15 and and CC 43963 1479 16 Caradoc Caradoc NNP 43963 1479 17 are be VBP 43963 1479 18 sometimes sometimes RB 43963 1479 19 used use VBN 43963 1479 20 interchangeably interchangeably RB 43963 1479 21 . . . 43963 1480 1 As as IN 43963 1480 2 much much JJ 43963 1480 3 confusion confusion NN 43963 1480 4 attaches attach VBZ 43963 1480 5 to to IN 43963 1480 6 the the DT 43963 1480 7 use use NN 43963 1480 8 of of IN 43963 1480 9 the the DT 43963 1480 10 name name NN 43963 1480 11 Bala Bala NNP 43963 1480 12 without without IN 43963 1480 13 explanation explanation NN 43963 1480 14 , , , 43963 1480 15 the the DT 43963 1480 16 alternative alternative JJ 43963 1480 17 titles title NNS 43963 1480 18 have have VBP 43963 1480 19 been be VBN 43963 1480 20 largely largely RB 43963 1480 21 adopted adopt VBN 43963 1480 22 , , , 43963 1480 23 and and CC 43963 1480 24 as as IN 43963 1480 25 the the DT 43963 1480 26 series series NN 43963 1480 27 are be VBP 43963 1480 28 well well RB 43963 1480 29 defined define VBN 43963 1480 30 there there EX 43963 1480 31 is be VBZ 43963 1480 32 no no DT 43963 1480 33 objection objection NN 43963 1480 34 to to IN 43963 1480 35 their -PRON- PRP$ 43963 1480 36 use use NN 43963 1480 37 , , , 43963 1480 38 save save VB 43963 1480 39 that that IN 43963 1480 40 some some DT 43963 1480 41 expression expression NN 43963 1480 42 is be VBZ 43963 1480 43 wanted want VBN 43963 1480 44 equivalent equivalent JJ 43963 1480 45 to to IN 43963 1480 46 Upper Upper NNP 43963 1480 47 Bala Bala NNP 43963 1480 48 . . . 43963 1481 1 The the DT 43963 1481 2 local local JJ 43963 1481 3 term term NN 43963 1481 4 Ashgill Ashgill NNP 43963 1481 5 shales shale NNS 43963 1481 6 was be VBD 43963 1481 7 originally originally RB 43963 1481 8 applied apply VBN 43963 1481 9 by by IN 43963 1481 10 Mr Mr NNP 43963 1481 11 W. W. NNP 43963 1481 12 Talbot Talbot NNP 43963 1481 13 Aveline Aveline NNP 43963 1481 14 to to IN 43963 1481 15 beds bed NNS 43963 1481 16 of of IN 43963 1481 17 this this DT 43963 1481 18 age age NN 43963 1481 19 in in IN 43963 1481 20 Lakeland Lakeland NNP 43963 1481 21 , , , 43963 1481 22 and and CC 43963 1481 23 I -PRON- PRP 43963 1481 24 have have VBP 43963 1481 25 elsewhere elsewhere RB 43963 1481 26 suggested suggest VBN 43963 1481 27 the the DT 43963 1481 28 use use NN 43963 1481 29 of of IN 43963 1481 30 this this DT 43963 1481 31 name name NN 43963 1481 32 for for IN 43963 1481 33 the the DT 43963 1481 34 whole whole JJ 43963 1481 35 series series NN 43963 1481 36 in in IN 43963 1481 37 that that DT 43963 1481 38 region region NN 43963 1481 39 ; ; : 43963 1481 40 its -PRON- PRP$ 43963 1481 41 use use NN 43963 1481 42 may may MD 43963 1481 43 well well RB 43963 1481 44 be be VB 43963 1481 45 extended extend VBN 43963 1481 46 to to IN 43963 1481 47 the the DT 43963 1481 48 series series NN 43963 1481 49 which which WDT 43963 1481 50 is be VBZ 43963 1481 51 developed develop VBN 43963 1481 52 in in IN 43963 1481 53 many many JJ 43963 1481 54 parts part NNS 43963 1481 55 of of IN 43963 1481 56 Britain Britain NNP 43963 1481 57 and and CC 43963 1481 58 the the DT 43963 1481 59 continent continent NN 43963 1481 60 . . . 43963 1482 1 The the DT 43963 1482 2 terms term NNS 43963 1482 3 which which WDT 43963 1482 4 will will MD 43963 1482 5 be be VB 43963 1482 6 used use VBN 43963 1482 7 here here RB 43963 1482 8 , , , 43963 1482 9 therefore therefore RB 43963 1482 10 , , , 43963 1482 11 for for IN 43963 1482 12 the the DT 43963 1482 13 different different JJ 43963 1482 14 series series NN 43963 1482 15 of of IN 43963 1482 16 the the DT 43963 1482 17 Ordovician ordovician JJ 43963 1482 18 system system NN 43963 1482 19 are be VBP 43963 1482 20 the the DT 43963 1482 21 following:-- following:-- NNP 43963 1482 22 Ashgill Ashgill NNP 43963 1482 23 Series Series NNP 43963 1482 24 (= (= NNP 43963 1482 25 Upper Upper NNP 43963 1482 26 Bala Bala NNP 43963 1482 27 ) ) -RRB- 43963 1482 28 Caradoc Caradoc NNP 43963 1482 29 " " '' 43963 1482 30 (= (= NNP 43963 1482 31 Middle Middle NNP 43963 1482 32 " " '' 43963 1482 33 ) ) -RRB- 43963 1482 34 Llandeilo Llandeilo NNP 43963 1482 35 " " '' 43963 1482 36 (= (= NNP 43963 1482 37 Lower Lower NNP 43963 1482 38 " " '' 43963 1482 39 ) ) -RRB- 43963 1482 40 Arenig Arenig NNP 43963 1482 41 " " `` 43963 1482 42 Adopting adopt VBG 43963 1482 43 a a DT 43963 1482 44 palæontological palæontological JJ 43963 1482 45 classification classification NN 43963 1482 46 , , , 43963 1482 47 we -PRON- PRP 43963 1482 48 may may MD 43963 1482 49 speak speak VB 43963 1482 50 of of IN 43963 1482 51 the the DT 43963 1482 52 Arenig Arenig NNP 43963 1482 53 and and CC 43963 1482 54 Llandeilo Llandeilo NNP 43963 1482 55 beds bed NNS 43963 1482 56 as as IN 43963 1482 57 those those DT 43963 1482 58 containing contain VBG 43963 1482 59 the the DT 43963 1482 60 _ _ NNP 43963 1482 61 Asaphus Asaphus NNP 43963 1482 62 _ _ NNP 43963 1482 63 fauna fauna NNS 43963 1482 64 , , , 43963 1482 65 whilst whilst IN 43963 1482 66 the the DT 43963 1482 67 Caradoc Caradoc NNP 43963 1482 68 and and CC 43963 1482 69 Ashgill Ashgill NNP 43963 1482 70 beds bed NNS 43963 1482 71 possess possess VBP 43963 1482 72 the the DT 43963 1482 73 _ _ NNP 43963 1482 74 Trinucleus Trinucleus NNP 43963 1482 75 _ _ NNP 43963 1482 76 fauna fauna NNS 43963 1482 77 ; ; : 43963 1482 78 this this DT 43963 1482 79 is be VBZ 43963 1482 80 the the DT 43963 1482 81 terminology terminology NN 43963 1482 82 employed employ VBN 43963 1482 83 by by IN 43963 1482 84 Angelin Angelin NNP 43963 1482 85 for for IN 43963 1482 86 the the DT 43963 1482 87 equivalent equivalent JJ 43963 1482 88 strata strata NN 43963 1482 89 of of IN 43963 1482 90 Sweden Sweden NNP 43963 1482 91 . . . 43963 1483 1 It -PRON- PRP 43963 1483 2 must must MD 43963 1483 3 be be VB 43963 1483 4 noted note VBN 43963 1483 5 that that IN 43963 1483 6 here here RB 43963 1483 7 the the DT 43963 1483 8 names name NNS 43963 1483 9 applied apply VBN 43963 1483 10 are be VBP 43963 1483 11 not not RB 43963 1483 12 those those DT 43963 1483 13 of of IN 43963 1483 14 absolutely absolutely RB 43963 1483 15 characteristic characteristic JJ 43963 1483 16 genera genera NN 43963 1483 17 , , , 43963 1483 18 as as IN 43963 1483 19 was be VBD 43963 1483 20 the the DT 43963 1483 21 case case NN 43963 1483 22 with with IN 43963 1483 23 those those DT 43963 1483 24 adopted adopt VBN 43963 1483 25 for for IN 43963 1483 26 naming name VBG 43963 1483 27 the the DT 43963 1483 28 Cambrian cambrian JJ 43963 1483 29 faunas fauna NNS 43963 1483 30 , , , 43963 1483 31 for for IN 43963 1483 32 both both DT 43963 1483 33 _ _ NNP 43963 1483 34 Asaphus Asaphus NNP 43963 1483 35 _ _ NNP 43963 1483 36 and and CC 43963 1483 37 _ _ NNP 43963 1483 38 Trinucleus Trinucleus NNP 43963 1483 39 _ _ NNP 43963 1483 40 range range NN 43963 1483 41 through through IN 43963 1483 42 the the DT 43963 1483 43 beds bed NNS 43963 1483 44 of of IN 43963 1483 45 the the DT 43963 1483 46 system system NN 43963 1483 47 ; ; : 43963 1483 48 but but CC 43963 1483 49 whereas whereas IN 43963 1483 50 _ _ NNP 43963 1483 51 Asaphus Asaphus NNP 43963 1483 52 _ _ NNP 43963 1483 53 is be VBZ 43963 1483 54 most most RBS 43963 1483 55 abundant abundant JJ 43963 1483 56 in in IN 43963 1483 57 the the DT 43963 1483 58 beds bed NNS 43963 1483 59 of of IN 43963 1483 60 the the DT 43963 1483 61 two two CD 43963 1483 62 lower low JJR 43963 1483 63 series series NN 43963 1483 64 , , , 43963 1483 65 _ _ NNP 43963 1483 66 Trinucleus Trinucleus NNP 43963 1483 67 _ _ NNP 43963 1483 68 occurs occur VBZ 43963 1483 69 most most RBS 43963 1483 70 frequently frequently RB 43963 1483 71 in in IN 43963 1483 72 those those DT 43963 1483 73 of of IN 43963 1483 74 the the DT 43963 1483 75 two two CD 43963 1483 76 upper upper JJ 43963 1483 77 series series NN 43963 1483 78 . . . 43963 1484 1 _ _ NNP 43963 1484 2 Description Description NNP 43963 1484 3 of of IN 43963 1484 4 the the DT 43963 1484 5 strata strata NN 43963 1484 6 . . . 43963 1484 7 _ _ NNP 43963 1484 8 The the DT 43963 1484 9 Ordovician ordovician JJ 43963 1484 10 rocks rock NNS 43963 1484 11 are be VBP 43963 1484 12 found find VBN 43963 1484 13 over over IN 43963 1484 14 large large JJ 43963 1484 15 tracts tract NNS 43963 1484 16 in in IN 43963 1484 17 North North NNP 43963 1484 18 and and CC 43963 1484 19 South South NNP 43963 1484 20 Wales Wales NNP 43963 1484 21 , , , 43963 1484 22 in in IN 43963 1484 23 the the DT 43963 1484 24 counties county NNS 43963 1484 25 on on IN 43963 1484 26 the the DT 43963 1484 27 Welsh Welsh NNP 43963 1484 28 border border NN 43963 1484 29 , , , 43963 1484 30 in in IN 43963 1484 31 Lakeland Lakeland NNP 43963 1484 32 and and CC 43963 1484 33 the the DT 43963 1484 34 outlying outlying JJ 43963 1484 35 districts district NNS 43963 1484 36 in in IN 43963 1484 37 the the DT 43963 1484 38 Southern Southern NNP 43963 1484 39 Uplands Uplands NNPS 43963 1484 40 of of IN 43963 1484 41 Scotland Scotland NNP 43963 1484 42 , , , 43963 1484 43 and and CC 43963 1484 44 in in IN 43963 1484 45 detached detach VBN 43963 1484 46 areas area NNS 43963 1484 47 in in IN 43963 1484 48 Ireland Ireland NNP 43963 1484 49 . . . 43963 1485 1 There there EX 43963 1485 2 are be VBP 43963 1485 3 three three CD 43963 1485 4 main main JJ 43963 1485 5 types type NNS 43963 1485 6 of of IN 43963 1485 7 deposit:--(i deposit:--(i NN 43963 1485 8 ) ) -RRB- 43963 1485 9 the the DT 43963 1485 10 volcanic volcanic JJ 43963 1485 11 type type NN 43963 1485 12 , , , 43963 1485 13 in in IN 43963 1485 14 which which WDT 43963 1485 15 the the DT 43963 1485 16 ordinary ordinary JJ 43963 1485 17 sediments sediment NNS 43963 1485 18 are be VBP 43963 1485 19 associated associate VBN 43963 1485 20 with with IN 43963 1485 21 a a DT 43963 1485 22 large large JJ 43963 1485 23 amount amount NN 43963 1485 24 of of IN 43963 1485 25 contemporaneous contemporaneous JJ 43963 1485 26 volcanic volcanic JJ 43963 1485 27 matter matter NN 43963 1485 28 , , , 43963 1485 29 ( ( -LRB- 43963 1485 30 ii ii LS 43963 1485 31 ) ) -RRB- 43963 1485 32 the the DT 43963 1485 33 black black JJ 43963 1485 34 shale shale NNP 43963 1485 35 type type NN 43963 1485 36 , , , 43963 1485 37 with with IN 43963 1485 38 a a DT 43963 1485 39 fauna fauna NNS 43963 1485 40 consisting consist VBG 43963 1485 41 largely largely RB 43963 1485 42 of of IN 43963 1485 43 graptolites graptolite NNS 43963 1485 44 , , , 43963 1485 45 and and CC 43963 1485 46 ( ( -LRB- 43963 1485 47 iii iii NN 43963 1485 48 ) ) -RRB- 43963 1485 49 the the DT 43963 1485 50 ordinary ordinary JJ 43963 1485 51 sedimentary sedimentary JJ 43963 1485 52 type type NN 43963 1485 53 , , , 43963 1485 54 in in IN 43963 1485 55 which which WDT 43963 1485 56 we -PRON- PRP 43963 1485 57 find find VBP 43963 1485 58 alternations alternation NNS 43963 1485 59 of of IN 43963 1485 60 grits grit NNS 43963 1485 61 , , , 43963 1485 62 shales shale NNS 43963 1485 63 , , , 43963 1485 64 and and CC 43963 1485 65 more more RBR 43963 1485 66 or or CC 43963 1485 67 less less JJR 43963 1485 68 impure impure NN 43963 1485 69 limestones limestone NNS 43963 1485 70 . . . 43963 1486 1 We -PRON- PRP 43963 1486 2 also also RB 43963 1486 3 find find VBP 43963 1486 4 developments development NNS 43963 1486 5 which which WDT 43963 1486 6 are be VBP 43963 1486 7 intermediate intermediate JJ 43963 1486 8 between between IN 43963 1486 9 any any DT 43963 1486 10 two two CD 43963 1486 11 or or CC 43963 1486 12 even even RB 43963 1486 13 all all DT 43963 1486 14 three three CD 43963 1486 15 of of IN 43963 1486 16 these these DT 43963 1486 17 types type NNS 43963 1486 18 . . . 43963 1487 1 The the DT 43963 1487 2 first first JJ 43963 1487 3 type type NN 43963 1487 4 is be VBZ 43963 1487 5 characteristically characteristically RB 43963 1487 6 developed develop VBN 43963 1487 7 in in IN 43963 1487 8 Caernarvonshire Caernarvonshire NNP 43963 1487 9 and and CC 43963 1487 10 Merionethshire Merionethshire NNP 43963 1487 11 , , , 43963 1487 12 the the DT 43963 1487 13 second second JJ 43963 1487 14 in in IN 43963 1487 15 the the DT 43963 1487 16 Dumfriesshire Dumfriesshire NNP 43963 1487 17 Uplands Uplands NNPS 43963 1487 18 , , , 43963 1487 19 and and CC 43963 1487 20 the the DT 43963 1487 21 third third JJ 43963 1487 22 in in IN 43963 1487 23 the the DT 43963 1487 24 Girvan Girvan NNP 43963 1487 25 district district NN 43963 1487 26 of of IN 43963 1487 27 Ayrshire Ayrshire NNP 43963 1487 28 . . . 43963 1488 1 The the DT 43963 1488 2 variation variation NN 43963 1488 3 in in IN 43963 1488 4 the the DT 43963 1488 5 thickness thickness NN 43963 1488 6 of of IN 43963 1488 7 these these DT 43963 1488 8 three three CD 43963 1488 9 types type NNS 43963 1488 10 of of IN 43963 1488 11 deposit deposit NN 43963 1488 12 is be VBZ 43963 1488 13 shown show VBN 43963 1488 14 in in IN 43963 1488 15 the the DT 43963 1488 16 accompanying accompanying JJ 43963 1488 17 sections section NNS 43963 1488 18 of of IN 43963 1488 19 the the DT 43963 1488 20 Caernarvon Caernarvon NNP 43963 1488 21 , , , 43963 1488 22 Merioneth Merioneth NNP 43963 1488 23 , , , 43963 1488 24 Moffat Moffat NNP 43963 1488 25 and and CC 43963 1488 26 Girvan Girvan NNP 43963 1488 27 regions region NNS 43963 1488 28 ( ( -LRB- 43963 1488 29 see see VB 43963 1488 30 Fig Fig NNP 43963 1488 31 . . . 43963 1489 1 17 17 CD 43963 1489 2 ) ) -RRB- 43963 1489 3 . . . 43963 1490 1 [ [ -LRB- 43963 1490 2 Illustration illustration NN 43963 1490 3 : : : 43963 1490 4 Fig Fig NNP 43963 1490 5 . . . 43963 1491 1 17 17 CD 43963 1491 2 . . . 43963 1492 1 Showing show VBG 43963 1492 2 the the DT 43963 1492 3 variations variation NNS 43963 1492 4 in in IN 43963 1492 5 the the DT 43963 1492 6 characters character NNS 43963 1492 7 of of IN 43963 1492 8 the the DT 43963 1492 9 Ordovician ordovician JJ 43963 1492 10 deposits deposit NNS 43963 1492 11 of of IN 43963 1492 12 the the DT 43963 1492 13 three three CD 43963 1492 14 principal principal JJ 43963 1492 15 types type NNS 43963 1492 16 . . . 43963 1493 1 Scale scale NN 43963 1493 2 1 1 CD 43963 1493 3 in in IN 43963 1493 4 . . . 43963 1494 1 = = NFP 43963 1494 2 1000 1000 CD 43963 1494 3 feet foot NNS 43963 1494 4 . . . 43963 1495 1 A a DT 43963 1495 2 = = SYM 43963 1495 3 Arenig Arenig NNP 43963 1495 4 . . . 43963 1496 1 L L NNP 43963 1496 2 = = , 43963 1496 3 Llandeilo Llandeilo NNP 43963 1496 4 . . . 43963 1497 1 C C NNP 43963 1497 2 = = SYM 43963 1497 3 Caradoc Caradoc NNP 43963 1497 4 . . . 43963 1498 1 The the DT 43963 1498 2 thickness thickness NN 43963 1498 3 of of IN 43963 1498 4 the the DT 43963 1498 5 Arenig Arenig NNP 43963 1498 6 rocks rock NNS 43963 1498 7 of of IN 43963 1498 8 the the DT 43963 1498 9 Scotch Scotch NNP 43963 1498 10 areas area NNS 43963 1498 11 is be VBZ 43963 1498 12 unknown unknown JJ 43963 1498 13 . . . 43963 1498 14 ] ] -RRB- 43963 1499 1 The the DT 43963 1499 2 North North NNP 43963 1499 3 Welsh Welsh NNP 43963 1499 4 area area NN 43963 1499 5 gives give VBZ 43963 1499 6 two two CD 43963 1499 7 different different JJ 43963 1499 8 developments development NNS 43963 1499 9 of of IN 43963 1499 10 the the DT 43963 1499 11 Ordovician ordovician JJ 43963 1499 12 strata strata NN 43963 1499 13 , , , 43963 1499 14 one one CD 43963 1499 15 of of IN 43963 1499 16 which which WDT 43963 1499 17 is be VBZ 43963 1499 18 much much RB 43963 1499 19 less less RBR 43963 1499 20 volcanic volcanic JJ 43963 1499 21 than than IN 43963 1499 22 the the DT 43963 1499 23 other other JJ 43963 1499 24 . . . 43963 1500 1 In in IN 43963 1500 2 the the DT 43963 1500 3 Merioneth Merioneth NNP 43963 1500 4 - - HYPH 43963 1500 5 Caernarvon Caernarvon NNP 43963 1500 6 area area NN 43963 1500 7 , , , 43963 1500 8 two two CD 43963 1500 9 great great JJ 43963 1500 10 masses masse NNS 43963 1500 11 of of IN 43963 1500 12 volcanic volcanic JJ 43963 1500 13 rock rock NN 43963 1500 14 form form NN 43963 1500 15 the the DT 43963 1500 16 Aran Aran NNP 43963 1500 17 and and CC 43963 1500 18 Arenig Arenig NNP 43963 1500 19 hills hill NNS 43963 1500 20 of of IN 43963 1500 21 Merioneth Merioneth NNP 43963 1500 22 and and CC 43963 1500 23 the the DT 43963 1500 24 Snowdonian snowdonian JJ 43963 1500 25 group group NN 43963 1500 26 of of IN 43963 1500 27 Caernarvon Caernarvon NNP 43963 1500 28 . . . 43963 1501 1 The the DT 43963 1501 2 former former JJ 43963 1501 3 are be VBP 43963 1501 4 of of IN 43963 1501 5 Arenig Arenig NNP 43963 1501 6 , , , 43963 1501 7 the the DT 43963 1501 8 latter latter NN 43963 1501 9 of of IN 43963 1501 10 Caradoc Caradoc NNP 43963 1501 11 age age NN 43963 1501 12 . . . 43963 1502 1 The the DT 43963 1502 2 Merionethshire Merionethshire NNP 43963 1502 3 volcanic volcanic JJ 43963 1502 4 rocks rock NNS 43963 1502 5 consist consist VBP 43963 1502 6 of of IN 43963 1502 7 a a DT 43963 1502 8 great great JJ 43963 1502 9 thickness thickness NN 43963 1502 10 of of IN 43963 1502 11 lavas lavas NNP 43963 1502 12 and and CC 43963 1502 13 ashes ashe NNS 43963 1502 14 of of IN 43963 1502 15 intermediate intermediate JJ 43963 1502 16 composition composition NN 43963 1502 17 ( ( -LRB- 43963 1502 18 anderites anderites NNP 43963 1502 19 ) ) -RRB- 43963 1502 20 , , , 43963 1502 21 associated associate VBN 43963 1502 22 with with IN 43963 1502 23 sandy sandy JJ 43963 1502 24 and and CC 43963 1502 25 muddy muddy JJ 43963 1502 26 sediments sediment NNS 43963 1502 27 of of IN 43963 1502 28 no no DT 43963 1502 29 great great JJ 43963 1502 30 vertical vertical JJ 43963 1502 31 depth depth NN 43963 1502 32 . . . 43963 1503 1 The the DT 43963 1503 2 Llandeilo Llandeilo NNP 43963 1503 3 beds bed NNS 43963 1503 4 of of IN 43963 1503 5 this this DT 43963 1503 6 area area NN 43963 1503 7 are be VBP 43963 1503 8 chiefly chiefly RB 43963 1503 9 of of IN 43963 1503 10 the the DT 43963 1503 11 nature nature NN 43963 1503 12 of of IN 43963 1503 13 black black JJ 43963 1503 14 shales shale NNS 43963 1503 15 , , , 43963 1503 16 while while IN 43963 1503 17 the the DT 43963 1503 18 Caradoc Caradoc NNP 43963 1503 19 series series NN 43963 1503 20 is be VBZ 43963 1503 21 represented represent VBN 43963 1503 22 by by IN 43963 1503 23 volcanic volcanic JJ 43963 1503 24 lavas lavas NNP 43963 1503 25 and and CC 43963 1503 26 ashes ashe NNS 43963 1503 27 of of IN 43963 1503 28 acid acid JJ 43963 1503 29 composition composition NNP 43963 1503 30 ( ( -LRB- 43963 1503 31 felsites felsites NNP 43963 1503 32 ) ) -RRB- 43963 1503 33 with with IN 43963 1503 34 a a DT 43963 1503 35 few few JJ 43963 1503 36 thin thin JJ 43963 1503 37 interbedded interbedde VBN 43963 1503 38 sediments sediment NNS 43963 1503 39 . . . 43963 1504 1 A a DT 43963 1504 2 calcareous calcareous JJ 43963 1504 3 ash ash NN 43963 1504 4 forming form VBG 43963 1504 5 the the DT 43963 1504 6 summit summit NN 43963 1504 7 of of IN 43963 1504 8 Snowdon Snowdon NNP 43963 1504 9 is be VBZ 43963 1504 10 of of IN 43963 1504 11 importance importance NN 43963 1504 12 as as IN 43963 1504 13 being be VBG 43963 1504 14 on on IN 43963 1504 15 the the DT 43963 1504 16 same same JJ 43963 1504 17 horizon horizon NN 43963 1504 18 as as IN 43963 1504 19 a a DT 43963 1504 20 limestone limestone NN 43963 1504 21 ( ( -LRB- 43963 1504 22 the the DT 43963 1504 23 Bala Bala NNP 43963 1504 24 limestone limestone NN 43963 1504 25 ) ) -RRB- 43963 1504 26 found find VBN 43963 1504 27 in in IN 43963 1504 28 the the DT 43963 1504 29 other other JJ 43963 1504 30 North North NNP 43963 1504 31 Welsh Welsh NNP 43963 1504 32 area area NN 43963 1504 33 . . . 43963 1505 1 The the DT 43963 1505 2 Ashgill Ashgill NNP 43963 1505 3 series series NN 43963 1505 4 is be VBZ 43963 1505 5 not not RB 43963 1505 6 represented represent VBN 43963 1505 7 in in IN 43963 1505 8 Snowdonia Snowdonia NNP 43963 1505 9 . . . 43963 1506 1 In in IN 43963 1506 2 the the DT 43963 1506 3 other other JJ 43963 1506 4 North North NNP 43963 1506 5 Welsh Welsh NNP 43963 1506 6 tract tract NN 43963 1506 7 , , , 43963 1506 8 around around IN 43963 1506 9 Bala Bala NNP 43963 1506 10 Lake Lake NNP 43963 1506 11 , , , 43963 1506 12 the the DT 43963 1506 13 volcanic volcanic JJ 43963 1506 14 matter matter NN 43963 1506 15 is be VBZ 43963 1506 16 much much RB 43963 1506 17 less less RBR 43963 1506 18 conspicuous conspicuous JJ 43963 1506 19 . . . 43963 1507 1 The the DT 43963 1507 2 Arenig Arenig NNP 43963 1507 3 rocks rock NNS 43963 1507 4 are be VBP 43963 1507 5 not not RB 43963 1507 6 seen see VBN 43963 1507 7 nearer nearer RB 43963 1507 8 than than IN 43963 1507 9 the the DT 43963 1507 10 Arenig Arenig NNP 43963 1507 11 mountains mountain NNS 43963 1507 12 which which WDT 43963 1507 13 form form VBP 43963 1507 14 the the DT 43963 1507 15 western western JJ 43963 1507 16 boundary boundary NN 43963 1507 17 of of IN 43963 1507 18 this this DT 43963 1507 19 second second JJ 43963 1507 20 tract tract NN 43963 1507 21 . . . 43963 1508 1 The the DT 43963 1508 2 Llandeilo Llandeilo NNP 43963 1508 3 beds bed NNS 43963 1508 4 consist consist VBP 43963 1508 5 of of IN 43963 1508 6 shaley shaley NN 43963 1508 7 deposits deposit NNS 43963 1508 8 with with IN 43963 1508 9 a a DT 43963 1508 10 well well RB 43963 1508 11 - - HYPH 43963 1508 12 marked mark VBN 43963 1508 13 limestone limestone NN 43963 1508 14 , , , 43963 1508 15 the the DT 43963 1508 16 Llandeilo Llandeilo NNP 43963 1508 17 limestone limestone NN 43963 1508 18 , , , 43963 1508 19 in in IN 43963 1508 20 the the DT 43963 1508 21 centre centre NN 43963 1508 22 , , , 43963 1508 23 whilst whilst IN 43963 1508 24 the the DT 43963 1508 25 Caradoc Caradoc NNP 43963 1508 26 beds bed NNS 43963 1508 27 consist consist VBP 43963 1508 28 chiefly chiefly RB 43963 1508 29 of of IN 43963 1508 30 muddy muddy JJ 43963 1508 31 sediments sediment NNS 43963 1508 32 with with IN 43963 1508 33 some some DT 43963 1508 34 thin thin JJ 43963 1508 35 ashes ashe NNS 43963 1508 36 and and CC 43963 1508 37 a a DT 43963 1508 38 limestone limestone NN 43963 1508 39 , , , 43963 1508 40 the the DT 43963 1508 41 Bala Bala NNP 43963 1508 42 limestone limestone NN 43963 1508 43 , , , 43963 1508 44 at at IN 43963 1508 45 the the DT 43963 1508 46 top top NN 43963 1508 47 . . . 43963 1509 1 The the DT 43963 1509 2 Ashgill Ashgill NNP 43963 1509 3 series series NN 43963 1509 4 contains contain VBZ 43963 1509 5 a a DT 43963 1509 6 basal basal NN 43963 1509 7 limestone limestone NN 43963 1509 8 , , , 43963 1509 9 the the DT 43963 1509 10 Rhiwlas Rhiwlas NNP 43963 1509 11 limestone limestone NN 43963 1509 12 , , , 43963 1509 13 succeeded succeed VBN 43963 1509 14 by by IN 43963 1509 15 shales shale NNS 43963 1509 16 , , , 43963 1509 17 and and CC 43963 1509 18 another another DT 43963 1509 19 thin thin JJ 43963 1509 20 limestone limestone NN 43963 1509 21 called call VBD 43963 1509 22 the the DT 43963 1509 23 Hirnant Hirnant NNP 43963 1509 24 limestone limestone NN 43963 1509 25 at at IN 43963 1509 26 the the DT 43963 1509 27 summit summit NN 43963 1509 28 . . . 43963 1510 1 In in IN 43963 1510 2 South South NNP 43963 1510 3 Wales Wales NNP 43963 1510 4 the the DT 43963 1510 5 Arenig Arenig NNP 43963 1510 6 beds[74 beds[74 NNP 43963 1510 7 ] ] -RRB- 43963 1510 8 are be VBP 43963 1510 9 chiefly chiefly RB 43963 1510 10 composed compose VBN 43963 1510 11 of of IN 43963 1510 12 slates slate NNS 43963 1510 13 , , , 43963 1510 14 and and CC 43963 1510 15 are be VBP 43963 1510 16 divisible divisible JJ 43963 1510 17 into into IN 43963 1510 18 an an DT 43963 1510 19 upper upper JJ 43963 1510 20 and and CC 43963 1510 21 lower low JJR 43963 1510 22 group group NN 43963 1510 23 . . . 43963 1511 1 The the DT 43963 1511 2 total total JJ 43963 1511 3 thickness thickness NN 43963 1511 4 is be VBZ 43963 1511 5 about about RB 43963 1511 6 2000 2000 CD 43963 1511 7 feet foot NNS 43963 1511 8 . . . 43963 1512 1 The the DT 43963 1512 2 Llandeilo Llandeilo NNP 43963 1512 3 beds bed NNS 43963 1512 4 contain contain VBP 43963 1512 5 three three CD 43963 1512 6 series:-- series:-- CD 43963 1512 7 Upper Upper NNP 43963 1512 8 Llandeilo Llandeilo NNP 43963 1512 9 Slates Slates NNPS 43963 1512 10 1000 1000 CD 43963 1512 11 Llandeilo Llandeilo NNP 43963 1512 12 Limestone Limestone NNP 43963 1512 13 200 200 CD 43963 1512 14 Lower low JJR 43963 1512 15 Llandeilo Llandeilo NNP 43963 1512 16 Slates Slates NNP 43963 1512 17 800 800 CD 43963 1512 18 . . . 43963 1513 1 [ [ -LRB- 43963 1513 2 Footnote Footnote NNP 43963 1513 3 74 74 CD 43963 1513 4 : : : 43963 1513 5 A a DT 43963 1513 6 remarkable remarkable JJ 43963 1513 7 fauna fauna NNS 43963 1513 8 , , , 43963 1513 9 fairly fairly RB 43963 1513 10 well well RB 43963 1513 11 represented represent VBN 43963 1513 12 in in IN 43963 1513 13 Britain Britain NNP 43963 1513 14 and and CC 43963 1513 15 exceedingly exceedingly RB 43963 1513 16 well well RB 43963 1513 17 developed develop VBN 43963 1513 18 on on IN 43963 1513 19 the the DT 43963 1513 20 continent continent NN 43963 1513 21 , , , 43963 1513 22 exists exist VBZ 43963 1513 23 in in IN 43963 1513 24 the the DT 43963 1513 25 Uppermost Uppermost NNP 43963 1513 26 Arenig Arenig NNP 43963 1513 27 and and CC 43963 1513 28 Lower Lower NNP 43963 1513 29 Llandeilo Llandeilo NNP 43963 1513 30 beds bed NNS 43963 1513 31 , , , 43963 1513 32 and and CC 43963 1513 33 it -PRON- PRP 43963 1513 34 is be VBZ 43963 1513 35 well well RB 43963 1513 36 separated separate VBN 43963 1513 37 from from IN 43963 1513 38 the the DT 43963 1513 39 dominant dominant JJ 43963 1513 40 Arenig Arenig NNP 43963 1513 41 fauna fauna NNS 43963 1513 42 below below RB 43963 1513 43 and and CC 43963 1513 44 Llandeilo Llandeilo NNP 43963 1513 45 fauna fauna NNS 43963 1513 46 above above RB 43963 1513 47 . . . 43963 1514 1 To to IN 43963 1514 2 the the DT 43963 1514 3 beds bed NNS 43963 1514 4 which which WDT 43963 1514 5 contain contain VBP 43963 1514 6 it -PRON- PRP 43963 1514 7 Dr Dr NNP 43963 1514 8 Hicks Hicks NNP 43963 1514 9 has have VBZ 43963 1514 10 given give VBN 43963 1514 11 the the DT 43963 1514 12 name name NN 43963 1514 13 Llanvirn Llanvirn NNP 43963 1514 14 series series NN 43963 1514 15 . . . 43963 1514 16 ] ] -RRB- 43963 1515 1 The the DT 43963 1515 2 Caradoc Caradoc NNP 43963 1515 3 beds bed NNS 43963 1515 4 consist consist VBP 43963 1515 5 of of IN 43963 1515 6 black black JJ 43963 1515 7 graptolitic graptolitic JJ 43963 1515 8 shales shale NNS 43963 1515 9 of of IN 43963 1515 10 no no DT 43963 1515 11 great great JJ 43963 1515 12 thickness thickness NN 43963 1515 13 , , , 43963 1515 14 succeeded succeed VBN 43963 1515 15 by by IN 43963 1515 16 an an DT 43963 1515 17 impure impure NN 43963 1515 18 limestone limestone NN 43963 1515 19 on on IN 43963 1515 20 the the DT 43963 1515 21 horizon horizon NN 43963 1515 22 of of IN 43963 1515 23 the the DT 43963 1515 24 Bala Bala NNP 43963 1515 25 limestone limestone NN 43963 1515 26 , , , 43963 1515 27 while while IN 43963 1515 28 the the DT 43963 1515 29 Ashgill Ashgill NNP 43963 1515 30 series series NN 43963 1515 31 like like IN 43963 1515 32 that that DT 43963 1515 33 of of IN 43963 1515 34 North North NNP 43963 1515 35 Wales Wales NNP 43963 1515 36 is be VBZ 43963 1515 37 separated separate VBN 43963 1515 38 into into IN 43963 1515 39 upper upper JJ 43963 1515 40 and and CC 43963 1515 41 lower low JJR 43963 1515 42 limestone limestone NN 43963 1515 43 stages stage NNS 43963 1515 44 with with IN 43963 1515 45 an an DT 43963 1515 46 intervening intervene VBG 43963 1515 47 stage stage NN 43963 1515 48 composed compose VBN 43963 1515 49 of of IN 43963 1515 50 shales shale NNS 43963 1515 51 . . . 43963 1516 1 The the DT 43963 1516 2 deposits deposit NNS 43963 1516 3 of of IN 43963 1516 4 the the DT 43963 1516 5 Welsh Welsh NNP 43963 1516 6 borderland borderland NN 43963 1516 7 are be VBP 43963 1516 8 well well RB 43963 1516 9 developed developed JJ 43963 1516 10 in in IN 43963 1516 11 Shropshire Shropshire NNP 43963 1516 12 , , , 43963 1516 13 where where WRB 43963 1516 14 there there EX 43963 1516 15 is be VBZ 43963 1516 16 practically practically RB 43963 1516 17 a a DT 43963 1516 18 repetition repetition NN 43963 1516 19 of of IN 43963 1516 20 the the DT 43963 1516 21 Caernarvon Caernarvon NNP 43963 1516 22 - - HYPH 43963 1516 23 Merioneth Merioneth NNP 43963 1516 24 development development NN 43963 1516 25 , , , 43963 1516 26 with with IN 43963 1516 27 variations variation NNS 43963 1516 28 in in IN 43963 1516 29 detail detail NN 43963 1516 30 . . . 43963 1517 1 The the DT 43963 1517 2 Arenig Arenig NNP 43963 1517 3 and and CC 43963 1517 4 Caradoc Caradoc NNP 43963 1517 5 volcanic volcanic JJ 43963 1517 6 rocks rock NNS 43963 1517 7 are be VBP 43963 1517 8 not not RB 43963 1517 9 so so RB 43963 1517 10 thick thick JJ 43963 1517 11 as as IN 43963 1517 12 those those DT 43963 1517 13 of of IN 43963 1517 14 the the DT 43963 1517 15 Welsh Welsh NNP 43963 1517 16 district district NN 43963 1517 17 , , , 43963 1517 18 but but CC 43963 1517 19 are be VBP 43963 1517 20 nevertheless nevertheless RB 43963 1517 21 of of IN 43963 1517 22 considerable considerable JJ 43963 1517 23 importance[75 importance[75 NNP 43963 1517 24 ] ] -RRB- 43963 1517 25 . . . 43963 1518 1 [ [ -LRB- 43963 1518 2 Footnote Footnote NNP 43963 1518 3 75 75 CD 43963 1518 4 : : : 43963 1518 5 For for IN 43963 1518 6 information information NN 43963 1518 7 concerning concern VBG 43963 1518 8 these these DT 43963 1518 9 beds bed NNS 43963 1518 10 see see VBP 43963 1518 11 Lapworth Lapworth NNP 43963 1518 12 , , , 43963 1518 13 C. C. NNP 43963 1518 14 and and CC 43963 1518 15 Watts Watts NNP 43963 1518 16 , , , 43963 1518 17 W. W. NNP 43963 1518 18 W. W. NNP 43963 1518 19 , , , 43963 1518 20 " " `` 43963 1518 21 The the DT 43963 1518 22 Geology Geology NNP 43963 1518 23 of of IN 43963 1518 24 South South NNP 43963 1518 25 Shropshire Shropshire NNP 43963 1518 26 , , , 43963 1518 27 " " '' 43963 1518 28 _ _ NNP 43963 1518 29 Proc Proc NNP 43963 1518 30 . . . 43963 1519 1 Geol Geol NNP 43963 1519 2 . . . 43963 1520 1 Assoc Assoc NNP 43963 1520 2 . . . 43963 1520 3 _ _ NNP 43963 1520 4 , , , 43963 1520 5 vol vol NNP 43963 1520 6 . . . 43963 1521 1 XIII XIII NNP 43963 1521 2 . . . 43963 1522 1 p. p. NN 43963 1523 1 297 297 CD 43963 1523 2 . . . 43963 1523 3 ] ] -RRB- 43963 1524 1 In in IN 43963 1524 2 the the DT 43963 1524 3 hilly hilly JJ 43963 1524 4 region region NN 43963 1524 5 of of IN 43963 1524 6 Cumberland Cumberland NNP 43963 1524 7 , , , 43963 1524 8 Westmorland Westmorland NNP 43963 1524 9 , , , 43963 1524 10 and and CC 43963 1524 11 the the DT 43963 1524 12 adjoining adjoin VBG 43963 1524 13 parts part NNS 43963 1524 14 of of IN 43963 1524 15 Yorkshire Yorkshire NNP 43963 1524 16 the the DT 43963 1524 17 succession succession NN 43963 1524 18 differs differ VBZ 43963 1524 19 from from IN 43963 1524 20 that that DT 43963 1524 21 of of IN 43963 1524 22 any any DT 43963 1524 23 of of IN 43963 1524 24 the the DT 43963 1524 25 Welsh Welsh NNP 43963 1524 26 regions region NNS 43963 1524 27 , , , 43963 1524 28 for for IN 43963 1524 29 the the DT 43963 1524 30 great great JJ 43963 1524 31 period period NN 43963 1524 32 of of IN 43963 1524 33 volcanicity volcanicity NN 43963 1524 34 was be VBD 43963 1524 35 during during IN 43963 1524 36 the the DT 43963 1524 37 formation formation NN 43963 1524 38 of of IN 43963 1524 39 the the DT 43963 1524 40 Llandeilo Llandeilo NNP 43963 1524 41 rocks rock NNS 43963 1524 42 , , , 43963 1524 43 and and CC 43963 1524 44 there there EX 43963 1524 45 were be VBD 43963 1524 46 merely merely RB 43963 1524 47 sporadic sporadic JJ 43963 1524 48 outbursts outburst NNS 43963 1524 49 in in IN 43963 1524 50 Arenig Arenig NNP 43963 1524 51 and and CC 43963 1524 52 Caradoc Caradoc NNP 43963 1524 53 times time NNS 43963 1524 54 . . . 43963 1525 1 The the DT 43963 1525 2 Arenig Arenig NNP 43963 1525 3 rocks rock NNS 43963 1525 4 consist consist VBP 43963 1525 5 of of IN 43963 1525 6 black black JJ 43963 1525 7 shales shale NNS 43963 1525 8 with with IN 43963 1525 9 interstratified interstratified JJ 43963 1525 10 beds bed NNS 43963 1525 11 of of IN 43963 1525 12 coarser coarser NN 43963 1525 13 sediment sediment NN 43963 1525 14 , , , 43963 1525 15 and and CC 43963 1525 16 some some DT 43963 1525 17 thin thin JJ 43963 1525 18 lavas lavas NN 43963 1525 19 and and CC 43963 1525 20 ashes ashe NNS 43963 1525 21 of of IN 43963 1525 22 intermediate intermediate JJ 43963 1525 23 type type NN 43963 1525 24 . . . 43963 1526 1 The the DT 43963 1526 2 Llandeilo Llandeilo NNP 43963 1526 3 series series NN 43963 1526 4 is be VBZ 43963 1526 5 represented represent VBN 43963 1526 6 by by IN 43963 1526 7 a a DT 43963 1526 8 very very RB 43963 1526 9 great great JJ 43963 1526 10 thickness thickness NN 43963 1526 11 of of IN 43963 1526 12 volcanic volcanic JJ 43963 1526 13 rocks rock NNS 43963 1526 14 , , , 43963 1526 15 varying vary VBG 43963 1526 16 in in IN 43963 1526 17 composition composition NN 43963 1526 18 from from IN 43963 1526 19 basic basic JJ 43963 1526 20 to to IN 43963 1526 21 acid acid JJ 43963 1526 22 lavas lavas NNP 43963 1526 23 , , , 43963 1526 24 with with IN 43963 1526 25 associated associate VBN 43963 1526 26 pyroclastic pyroclastic JJ 43963 1526 27 rocks rock NNS 43963 1526 28 . . . 43963 1527 1 The the DT 43963 1527 2 rocks rock NNS 43963 1527 3 of of IN 43963 1527 4 the the DT 43963 1527 5 Caradoc Caradoc NNP 43963 1527 6 period period NN 43963 1527 7 largely largely RB 43963 1527 8 consist consist VBP 43963 1527 9 of of IN 43963 1527 10 impure impure NN 43963 1527 11 limestone limestone NN 43963 1527 12 with with IN 43963 1527 13 associated associate VBN 43963 1527 14 argillaceous argillaceous JJ 43963 1527 15 rocks rock NNS 43963 1527 16 , , , 43963 1527 17 and and CC 43963 1527 18 contemporaneous contemporaneous JJ 43963 1527 19 volcanic volcanic JJ 43963 1527 20 rocks rock NNS 43963 1527 21 of of IN 43963 1527 22 acid acid JJ 43963 1527 23 character character NN 43963 1527 24 . . . 43963 1528 1 A a DT 43963 1528 2 marked marked JJ 43963 1528 3 unconformity unconformity NN 43963 1528 4 is be VBZ 43963 1528 5 found find VBN 43963 1528 6 locally locally RB 43963 1528 7 in in IN 43963 1528 8 the the DT 43963 1528 9 centre centre NN 43963 1528 10 of of IN 43963 1528 11 these these DT 43963 1528 12 . . . 43963 1529 1 The the DT 43963 1529 2 Ashgill Ashgill NNP 43963 1529 3 series series NN 43963 1529 4 consists consist VBZ 43963 1529 5 of of IN 43963 1529 6 a a DT 43963 1529 7 basal basal NN 43963 1529 8 limestone limestone NN 43963 1529 9 with with IN 43963 1529 10 shales shale NNS 43963 1529 11 above above RB 43963 1529 12 , , , 43963 1529 13 and and CC 43963 1529 14 there there EX 43963 1529 15 is be VBZ 43963 1529 16 evidence evidence NN 43963 1529 17 that that IN 43963 1529 18 volcanic volcanic JJ 43963 1529 19 activity activity NN 43963 1529 20 had have VBD 43963 1529 21 not not RB 43963 1529 22 become become VBN 43963 1529 23 extinct extinct JJ 43963 1529 24 during during IN 43963 1529 25 the the DT 43963 1529 26 deposition deposition NN 43963 1529 27 of of IN 43963 1529 28 the the DT 43963 1529 29 rocks rock NNS 43963 1529 30 of of IN 43963 1529 31 this this DT 43963 1529 32 series series NN 43963 1529 33 . . . 43963 1530 1 Passing pass VBG 43963 1530 2 on on RP 43963 1530 3 to to IN 43963 1530 4 Scotland Scotland NNP 43963 1530 5 , , , 43963 1530 6 the the DT 43963 1530 7 graptolitic graptolitic JJ 43963 1530 8 type type NN 43963 1530 9 is be VBZ 43963 1530 10 admirably admirably RB 43963 1530 11 shown show VBN 43963 1530 12 in in IN 43963 1530 13 the the DT 43963 1530 14 southern southern JJ 43963 1530 15 Uplands upland NNS 43963 1530 16 of of IN 43963 1530 17 the the DT 43963 1530 18 neighbourhood neighbourhood NN 43963 1530 19 of of IN 43963 1530 20 Moffat Moffat NNP 43963 1530 21 , , , 43963 1530 22 Dumfriesshire Dumfriesshire NNP 43963 1530 23 . . . 43963 1531 1 The the DT 43963 1531 2 base base NN 43963 1531 3 of of IN 43963 1531 4 the the DT 43963 1531 5 Ordovician ordovician JJ 43963 1531 6 system system NN 43963 1531 7 has have VBZ 43963 1531 8 not not RB 43963 1531 9 been be VBN 43963 1531 10 found find VBN 43963 1531 11 , , , 43963 1531 12 but but CC 43963 1531 13 the the DT 43963 1531 14 lowest low JJS 43963 1531 15 series series NN 43963 1531 16 seems seem VBZ 43963 1531 17 to to TO 43963 1531 18 be be VB 43963 1531 19 represented represent VBN 43963 1531 20 by by IN 43963 1531 21 shales shale NNS 43963 1531 22 with with IN 43963 1531 23 a a DT 43963 1531 24 graptolite graptolite NN 43963 1531 25 possibly possibly RB 43963 1531 26 of of IN 43963 1531 27 Arenig Arenig NNP 43963 1531 28 age age NN 43963 1531 29 . . . 43963 1532 1 Above above IN 43963 1532 2 this this DT 43963 1532 3 are be VBP 43963 1532 4 volcanic volcanic JJ 43963 1532 5 beds bed NNS 43963 1532 6 succeeded succeed VBN 43963 1532 7 by by IN 43963 1532 8 a a DT 43963 1532 9 group group NN 43963 1532 10 of of IN 43963 1532 11 black black JJ 43963 1532 12 shales shale NNS 43963 1532 13 known know VBN 43963 1532 14 as as IN 43963 1532 15 the the DT 43963 1532 16 Moffat Moffat NNP 43963 1532 17 shales shale NNS 43963 1532 18 . . . 43963 1533 1 They -PRON- PRP 43963 1533 2 are be VBP 43963 1533 3 only only RB 43963 1533 4 about about RB 43963 1533 5 six six CD 43963 1533 6 hundred hundred CD 43963 1533 7 feet foot NNS 43963 1533 8 in in IN 43963 1533 9 thickness thickness NN 43963 1533 10 , , , 43963 1533 11 and and CC 43963 1533 12 yet yet RB 43963 1533 13 represent represent VB 43963 1533 14 much much JJ 43963 1533 15 of of IN 43963 1533 16 the the DT 43963 1533 17 Ordovician ordovician JJ 43963 1533 18 and and CC 43963 1533 19 part part NN 43963 1533 20 of of IN 43963 1533 21 the the DT 43963 1533 22 Silurian silurian JJ 43963 1533 23 strata strata NN 43963 1533 24 as as IN 43963 1533 25 developed develop VBN 43963 1533 26 elsewhere elsewhere RB 43963 1533 27 . . . 43963 1534 1 The the DT 43963 1534 2 beds bed NNS 43963 1534 3 belonging belong VBG 43963 1534 4 to to IN 43963 1534 5 the the DT 43963 1534 6 Ordovician ordovician JJ 43963 1534 7 system system NN 43963 1534 8 are be VBP 43963 1534 9 divided divide VBN 43963 1534 10 into into IN 43963 1534 11 two two CD 43963 1534 12 series series NN 43963 1534 13 , , , 43963 1534 14 the the DT 43963 1534 15 Glenkiln Glenkiln NNP 43963 1534 16 shales shale NNS 43963 1534 17 below below RB 43963 1534 18 and and CC 43963 1534 19 the the DT 43963 1534 20 Hartfell Hartfell NNP 43963 1534 21 shales shale NNS 43963 1534 22 above above RB 43963 1534 23 . . . 43963 1535 1 The the DT 43963 1535 2 former former JJ 43963 1535 3 consist consist NN 43963 1535 4 of of IN 43963 1535 5 intensely intensely RB 43963 1535 6 black black JJ 43963 1535 7 muds mud NNS 43963 1535 8 with with IN 43963 1535 9 few few JJ 43963 1535 10 fossils fossil NNS 43963 1535 11 save save VBP 43963 1535 12 graptolites graptolite NNS 43963 1535 13 , , , 43963 1535 14 and and CC 43963 1535 15 a a DT 43963 1535 16 deposit deposit NN 43963 1535 17 of of IN 43963 1535 18 chert chert NN 43963 1535 19 at at IN 43963 1535 20 the the DT 43963 1535 21 base base NN 43963 1535 22 which which WDT 43963 1535 23 is be VBZ 43963 1535 24 composed compose VBN 43963 1535 25 of of IN 43963 1535 26 radiolaria radiolaria NN 43963 1535 27 . . . 43963 1536 1 The the DT 43963 1536 2 graptolites graptolite NNS 43963 1536 3 of of IN 43963 1536 4 the the DT 43963 1536 5 black black JJ 43963 1536 6 shales shale NNS 43963 1536 7 are be VBP 43963 1536 8 Upper Upper NNP 43963 1536 9 Llandeilo Llandeilo NNP 43963 1536 10 forms form NNS 43963 1536 11 , , , 43963 1536 12 but but CC 43963 1536 13 the the DT 43963 1536 14 thin thin JJ 43963 1536 15 deposit deposit NN 43963 1536 16 of of IN 43963 1536 17 radiolarian radiolarian NN 43963 1536 18 chert chert NN 43963 1536 19 may may MD 43963 1536 20 represent represent VB 43963 1536 21 the the DT 43963 1536 22 rest rest NN 43963 1536 23 of of IN 43963 1536 24 the the DT 43963 1536 25 Llandeilo Llandeilo NNP 43963 1536 26 period period NN 43963 1536 27 and and CC 43963 1536 28 part part NN 43963 1536 29 of of IN 43963 1536 30 the the DT 43963 1536 31 Arenig Arenig NNP 43963 1536 32 period period NN 43963 1536 33 also also RB 43963 1536 34 . . . 43963 1537 1 The the DT 43963 1537 2 Hartfell Hartfell NNP 43963 1537 3 shales shale NNS 43963 1537 4 are be VBP 43963 1537 5 also also RB 43963 1537 6 usually usually RB 43963 1537 7 black black JJ 43963 1537 8 graptolite graptolite JJ 43963 1537 9 shales shale NNS 43963 1537 10 with with IN 43963 1537 11 lighter light JJR 43963 1537 12 deposits deposit NNS 43963 1537 13 nearly nearly RB 43963 1537 14 barren barren JJ 43963 1537 15 of of IN 43963 1537 16 organic organic JJ 43963 1537 17 remains remain NNS 43963 1537 18 ; ; : 43963 1537 19 they -PRON- PRP 43963 1537 20 represent represent VBP 43963 1537 21 the the DT 43963 1537 22 Caradoc Caradoc NNP 43963 1537 23 and and CC 43963 1537 24 Ashgill Ashgill NNP 43963 1537 25 series series NN 43963 1537 26 and and CC 43963 1537 27 pass pass VB 43963 1537 28 conformably conformably RB 43963 1537 29 into into IN 43963 1537 30 the the DT 43963 1537 31 deposits deposit NNS 43963 1537 32 of of IN 43963 1537 33 Silurian silurian JJ 43963 1537 34 age[76 age[76 NN 43963 1537 35 ] ] -RRB- 43963 1537 36 . . . 43963 1538 1 The the DT 43963 1538 2 ordinary ordinary JJ 43963 1538 3 sedimentary sedimentary JJ 43963 1538 4 type type NN 43963 1538 5 of of IN 43963 1538 6 Ordovician ordovician JJ 43963 1538 7 rocks rock NNS 43963 1538 8 is be VBZ 43963 1538 9 found find VBN 43963 1538 10 in in IN 43963 1538 11 Ayrshire Ayrshire NNP 43963 1538 12 , , , 43963 1538 13 though though IN 43963 1538 14 a a DT 43963 1538 15 few few JJ 43963 1538 16 thin thin JJ 43963 1538 17 graptolitic graptolitic JJ 43963 1538 18 seams seam NNS 43963 1538 19 are be VBP 43963 1538 20 intercalated intercalate VBN 43963 1538 21 with with IN 43963 1538 22 the the DT 43963 1538 23 conglomerates conglomerate NNS 43963 1538 24 and and CC 43963 1538 25 shelly shelly NNP 43963 1538 26 sands sand VBZ 43963 1538 27 , , , 43963 1538 28 clays clay NNS 43963 1538 29 and and CC 43963 1538 30 limestones limestone NNS 43963 1538 31 of of IN 43963 1538 32 the the DT 43963 1538 33 region region NN 43963 1538 34 , , , 43963 1538 35 which which WDT 43963 1538 36 is be VBZ 43963 1538 37 therefore therefore RB 43963 1538 38 peculiarly peculiarly RB 43963 1538 39 valuable valuable JJ 43963 1538 40 as as IN 43963 1538 41 affording afford VBG 43963 1538 42 a a DT 43963 1538 43 means means NN 43963 1538 44 of of IN 43963 1538 45 comparison comparison NN 43963 1538 46 of of IN 43963 1538 47 the the DT 43963 1538 48 shelly shelly JJ 43963 1538 49 type type NN 43963 1538 50 with with IN 43963 1538 51 the the DT 43963 1538 52 graptolitic graptolitic JJ 43963 1538 53 type type NN 43963 1538 54 of of IN 43963 1538 55 Ordovician ordovician JJ 43963 1538 56 deposits deposit NNS 43963 1538 57 . . . 43963 1539 1 The the DT 43963 1539 2 Arenig Arenig NNP 43963 1539 3 series series NN 43963 1539 4 consists consist VBZ 43963 1539 5 of of IN 43963 1539 6 black black JJ 43963 1539 7 shales shale NNS 43963 1539 8 with with IN 43963 1539 9 graptolites graptolite NNS 43963 1539 10 , , , 43963 1539 11 and and CC 43963 1539 12 these these DT 43963 1539 13 rocks rock NNS 43963 1539 14 are be VBP 43963 1539 15 succeeded succeed VBN 43963 1539 16 by by IN 43963 1539 17 a a DT 43963 1539 18 volcanic volcanic JJ 43963 1539 19 group group NN 43963 1539 20 which which WDT 43963 1539 21 is be VBZ 43963 1539 22 probably probably RB 43963 1539 23 of of IN 43963 1539 24 Llandeilo Llandeilo NNP 43963 1539 25 age age NN 43963 1539 26 . . . 43963 1540 1 Above above IN 43963 1540 2 these these DT 43963 1540 3 volcanic volcanic JJ 43963 1540 4 beds bed NNS 43963 1540 5 , , , 43963 1540 6 as as IN 43963 1540 7 in in IN 43963 1540 8 Dumfriesshire Dumfriesshire NNP 43963 1540 9 , , , 43963 1540 10 we -PRON- PRP 43963 1540 11 find find VBP 43963 1540 12 three three CD 43963 1540 13 great great JJ 43963 1540 14 divisions division NNS 43963 1540 15 , , , 43963 1540 16 two two CD 43963 1540 17 of of IN 43963 1540 18 which which WDT 43963 1540 19 are be VBP 43963 1540 20 of of IN 43963 1540 21 Ordovician Ordovician NNP 43963 1540 22 , , , 43963 1540 23 the the DT 43963 1540 24 third third JJ 43963 1540 25 of of IN 43963 1540 26 Silurian silurian JJ 43963 1540 27 age age NN 43963 1540 28 . . . 43963 1541 1 The the DT 43963 1541 2 Ordovician ordovician JJ 43963 1541 3 divisions division NNS 43963 1541 4 are be VBP 43963 1541 5 respectively respectively RB 43963 1541 6 termed term VBN 43963 1541 7 the the DT 43963 1541 8 Barr Barr NNP 43963 1541 9 series series NN 43963 1541 10 , , , 43963 1541 11 which which WDT 43963 1541 12 is be VBZ 43963 1541 13 the the DT 43963 1541 14 equivalent equivalent NN 43963 1541 15 of of IN 43963 1541 16 the the DT 43963 1541 17 Glenkiln Glenkiln NNP 43963 1541 18 shales shale NNS 43963 1541 19 , , , 43963 1541 20 and and CC 43963 1541 21 the the DT 43963 1541 22 Ardmillan Ardmillan NNP 43963 1541 23 series series NN 43963 1541 24 above above IN 43963 1541 25 , , , 43963 1541 26 equivalent equivalent JJ 43963 1541 27 to to IN 43963 1541 28 the the DT 43963 1541 29 Hartfell Hartfell NNP 43963 1541 30 shales[77 shales[77 NNP 43963 1541 31 ] ] -RRB- 43963 1541 32 . . . 43963 1542 1 [ [ -LRB- 43963 1542 2 Footnote Footnote NNP 43963 1542 3 76 76 CD 43963 1542 4 : : : 43963 1542 5 The the DT 43963 1542 6 Moffat Moffat NNP 43963 1542 7 beds bed NNS 43963 1542 8 are be VBP 43963 1542 9 described describe VBN 43963 1542 10 in in IN 43963 1542 11 a a DT 43963 1542 12 paper paper NN 43963 1542 13 by by IN 43963 1542 14 Prof. Prof. NNP 43963 1542 15 Lapworth Lapworth NNP 43963 1542 16 entitled entitle VBN 43963 1542 17 " " `` 43963 1542 18 The the DT 43963 1542 19 Moffat Moffat NNP 43963 1542 20 Series Series NNP 43963 1542 21 " " '' 43963 1542 22 in in IN 43963 1542 23 the the DT 43963 1542 24 _ _ NNP 43963 1542 25 Quarterly Quarterly NNP 43963 1542 26 Journal Journal NNP 43963 1542 27 of of IN 43963 1542 28 the the DT 43963 1542 29 Geological Geological NNP 43963 1542 30 Society Society NNP 43963 1542 31 _ _ NNP 43963 1542 32 , , , 43963 1542 33 vol vol NNP 43963 1542 34 . . . 43963 1543 1 XXXIV XXXIV NNP 43963 1543 2 . . . 43963 1544 1 p. p. NN 43963 1544 2 239 239 CD 43963 1544 3 . . . 43963 1545 1 This this DT 43963 1545 2 paper paper NN 43963 1545 3 , , , 43963 1545 4 which which WDT 43963 1545 5 is be VBZ 43963 1545 6 a a DT 43963 1545 7 masterpiece masterpiece NN 43963 1545 8 of of IN 43963 1545 9 detailed detailed JJ 43963 1545 10 work work NN 43963 1545 11 , , , 43963 1545 12 has have VBZ 43963 1545 13 furnished furnish VBN 43963 1545 14 a a DT 43963 1545 15 clue clue NN 43963 1545 16 to to IN 43963 1545 17 many many JJ 43963 1545 18 problems problem NNS 43963 1545 19 . . . 43963 1546 1 Few few JJ 43963 1546 2 students student NNS 43963 1546 3 will will MD 43963 1546 4 be be VB 43963 1546 5 able able JJ 43963 1546 6 to to TO 43963 1546 7 follow follow VB 43963 1546 8 the the DT 43963 1546 9 numerous numerous JJ 43963 1546 10 details detail NNS 43963 1546 11 , , , 43963 1546 12 and and CC 43963 1546 13 for for IN 43963 1546 14 general general JJ 43963 1546 15 information information NN 43963 1546 16 concerning concern VBG 43963 1546 17 the the DT 43963 1546 18 beds bed NNS 43963 1546 19 they -PRON- PRP 43963 1546 20 are be VBP 43963 1546 21 recommended recommend VBN 43963 1546 22 to to TO 43963 1546 23 read read VB 43963 1546 24 another another DT 43963 1546 25 paper paper NN 43963 1546 26 by by IN 43963 1546 27 the the DT 43963 1546 28 same same JJ 43963 1546 29 author author NN 43963 1546 30 " " `` 43963 1546 31 On on IN 43963 1546 32 the the DT 43963 1546 33 Ballantrae Ballantrae NNP 43963 1546 34 Rocks Rocks NNPS 43963 1546 35 of of IN 43963 1546 36 South South NNP 43963 1546 37 Scotland Scotland NNP 43963 1546 38 , , , 43963 1546 39 " " '' 43963 1546 40 _ _ NNP 43963 1546 41 Geol Geol NNP 43963 1546 42 . . . 43963 1547 1 Mag mag JJ 43963 1547 2 . . . 43963 1547 3 _ _ NNP 43963 1547 4 Dec. December NNP 43963 1547 5 III III NNP 43963 1547 6 . . . 43963 1548 1 vol vol NNP 43963 1548 2 . . . 43963 1549 1 VI VI NNP 43963 1549 2 . . . 43963 1550 1 p. p. NN 43963 1550 2 20 20 CD 43963 1550 3 . . . 43963 1551 1 An an DT 43963 1551 2 account account NN 43963 1551 3 of of IN 43963 1551 4 the the DT 43963 1551 5 radiolarian radiolarian JJ 43963 1551 6 cherts chert NNS 43963 1551 7 by by IN 43963 1551 8 Dr Dr NNP 43963 1551 9 G. G. NNP 43963 1551 10 J. J. NNP 43963 1551 11 Hinde Hinde NNP 43963 1551 12 will will MD 43963 1551 13 be be VB 43963 1551 14 found find VBN 43963 1551 15 in in IN 43963 1551 16 the the DT 43963 1551 17 _ _ NNP 43963 1551 18 Annals Annals NNPS 43963 1551 19 and and CC 43963 1551 20 Magazine Magazine NNP 43963 1551 21 of of IN 43963 1551 22 Natural Natural NNP 43963 1551 23 History History NNP 43963 1551 24 _ _ NNP 43963 1551 25 for for IN 43963 1551 26 July July NNP 43963 1551 27 , , , 43963 1551 28 1890 1890 CD 43963 1551 29 , , , 43963 1551 30 p. p. NN 43963 1552 1 40 40 CD 43963 1552 2 . . . 43963 1552 3 ] ] -RRB- 43963 1553 1 [ [ -LRB- 43963 1553 2 Footnote Footnote NNP 43963 1553 3 77 77 CD 43963 1553 4 : : : 43963 1553 5 See see VB 43963 1553 6 Lapworth Lapworth NNP 43963 1553 7 , , , 43963 1553 8 C. C. NNP 43963 1553 9 , , , 43963 1553 10 " " `` 43963 1553 11 The the DT 43963 1553 12 Girvan Girvan NNP 43963 1553 13 Succession Succession NNP 43963 1553 14 , , , 43963 1553 15 " " '' 43963 1553 16 _ _ NNP 43963 1553 17 Quart Quart NNP 43963 1553 18 . . . 43963 1554 1 Journ Journ NNP 43963 1554 2 . . . 43963 1555 1 Geol Geol NNP 43963 1555 2 . . . 43963 1556 1 Soc Soc NNP 43963 1556 2 . . . 43963 1556 3 _ _ NNP 43963 1556 4 , , , 43963 1556 5 vol vol NNP 43963 1556 6 . . . 43963 1557 1 XXXVIII XXXVIII NNP 43963 1557 2 . . . 43963 1558 1 p. p. NN 43963 1558 2 537 537 CD 43963 1558 3 , , , 43963 1558 4 and and CC 43963 1558 5 also also RB 43963 1558 6 the the DT 43963 1558 7 paper paper NN 43963 1558 8 on on IN 43963 1558 9 the the DT 43963 1558 10 Ballantrae Ballantrae NNP 43963 1558 11 Rocks Rocks NNPS 43963 1558 12 referred refer VBD 43963 1558 13 to to IN 43963 1558 14 in in IN 43963 1558 15 the the DT 43963 1558 16 preceding precede VBG 43963 1558 17 footnote footnote NN 43963 1558 18 . . . 43963 1559 1 The the DT 43963 1559 2 latter latter JJ 43963 1559 3 paper paper NN 43963 1559 4 should should MD 43963 1559 5 be be VB 43963 1559 6 carefully carefully RB 43963 1559 7 read read VBN 43963 1559 8 by by IN 43963 1559 9 all all DT 43963 1559 10 students student NNS 43963 1559 11 of of IN 43963 1559 12 the the DT 43963 1559 13 stratigraphy stratigraphy NN 43963 1559 14 of of IN 43963 1559 15 the the DT 43963 1559 16 Lower Lower NNP 43963 1559 17 Palæozoic Palæozoic NNP 43963 1559 18 Rocks Rocks NNPS 43963 1559 19 . . . 43963 1559 20 ] ] -RRB- 43963 1560 1 It -PRON- PRP 43963 1560 2 is be VBZ 43963 1560 3 interesting interesting JJ 43963 1560 4 to to TO 43963 1560 5 find find VB 43963 1560 6 that that IN 43963 1560 7 in in IN 43963 1560 8 the the DT 43963 1560 9 north north NN 43963 1560 10 of of IN 43963 1560 11 Ireland Ireland NNP 43963 1560 12 the the DT 43963 1560 13 rocks rock NNS 43963 1560 14 generally generally RB 43963 1560 15 coincide coincide VBP 43963 1560 16 in in IN 43963 1560 17 characters character NNS 43963 1560 18 with with IN 43963 1560 19 those those DT 43963 1560 20 which which WDT 43963 1560 21 are be VBP 43963 1560 22 found find VBN 43963 1560 23 along along IN 43963 1560 24 the the DT 43963 1560 25 same same JJ 43963 1560 26 line line NN 43963 1560 27 of of IN 43963 1560 28 strike strike NN 43963 1560 29 in in IN 43963 1560 30 Great Great NNP 43963 1560 31 Britain Britain NNP 43963 1560 32 ; ; : 43963 1560 33 thus thus RB 43963 1560 34 , , , 43963 1560 35 the the DT 43963 1560 36 Girvan Girvan NNP 43963 1560 37 type type NN 43963 1560 38 appears appear VBZ 43963 1560 39 in in IN 43963 1560 40 Londonderry Londonderry NNP 43963 1560 41 , , , 43963 1560 42 Tyrone Tyrone NNP 43963 1560 43 and and CC 43963 1560 44 Fermanagh Fermanagh NNP 43963 1560 45 , , , 43963 1560 46 the the DT 43963 1560 47 Moffat Moffat NNP 43963 1560 48 type type NN 43963 1560 49 in in IN 43963 1560 50 County County NNP 43963 1560 51 Down down RB 43963 1560 52 , , , 43963 1560 53 and and CC 43963 1560 54 the the DT 43963 1560 55 Lake Lake NNP 43963 1560 56 District District NNP 43963 1560 57 type type NN 43963 1560 58 in in IN 43963 1560 59 the the DT 43963 1560 60 counties county NNS 43963 1560 61 of of IN 43963 1560 62 Dublin Dublin NNP 43963 1560 63 and and CC 43963 1560 64 Kildare Kildare NNP 43963 1560 65 . . . 43963 1561 1 On on IN 43963 1561 2 the the DT 43963 1561 3 continent continent NN 43963 1561 4 the the DT 43963 1561 5 volcanic volcanic JJ 43963 1561 6 material material NN 43963 1561 7 which which WDT 43963 1561 8 plays play VBZ 43963 1561 9 so so RB 43963 1561 10 important important JJ 43963 1561 11 a a DT 43963 1561 12 part part NN 43963 1561 13 in in IN 43963 1561 14 the the DT 43963 1561 15 constitution constitution NN 43963 1561 16 of of IN 43963 1561 17 the the DT 43963 1561 18 Ordovician ordovician JJ 43963 1561 19 accumulations accumulation NNS 43963 1561 20 of of IN 43963 1561 21 Britain Britain NNP 43963 1561 22 is be VBZ 43963 1561 23 practically practically RB 43963 1561 24 absent absent JJ 43963 1561 25 , , , 43963 1561 26 and and CC 43963 1561 27 the the DT 43963 1561 28 strata stratum NNS 43963 1561 29 are be VBP 43963 1561 30 largely largely RB 43963 1561 31 composed compose VBN 43963 1561 32 of of IN 43963 1561 33 accumulations accumulation NNS 43963 1561 34 of of IN 43963 1561 35 shale shale NNP 43963 1561 36 and and CC 43963 1561 37 limestone limestone NN 43963 1561 38 with with IN 43963 1561 39 occasional occasional JJ 43963 1561 40 coarser coarser NN 43963 1561 41 deposits deposit NNS 43963 1561 42 . . . 43963 1562 1 In in IN 43963 1562 2 Scandinavia Scandinavia NNP 43963 1562 3 , , , 43963 1562 4 the the DT 43963 1562 5 Arenig Arenig NNP 43963 1562 6 beds bed NNS 43963 1562 7 consist consist VBP 43963 1562 8 of of IN 43963 1562 9 limestones limestone NNS 43963 1562 10 with with IN 43963 1562 11 a a DT 43963 1562 12 few few JJ 43963 1562 13 shales shale NNS 43963 1562 14 , , , 43963 1562 15 the the DT 43963 1562 16 Llandeilo Llandeilo NNP 43963 1562 17 deposits deposit NNS 43963 1562 18 are be VBP 43963 1562 19 largely largely RB 43963 1562 20 calcareous calcareous JJ 43963 1562 21 , , , 43963 1562 22 those those DT 43963 1562 23 of of IN 43963 1562 24 Caradoc Caradoc NNP 43963 1562 25 age age NN 43963 1562 26 are be VBP 43963 1562 27 partly partly RB 43963 1562 28 calcareous calcareous JJ 43963 1562 29 and and CC 43963 1562 30 towards towards IN 43963 1562 31 the the DT 43963 1562 32 top top NN 43963 1562 33 usually usually RB 43963 1562 34 argillaceous argillaceous JJ 43963 1562 35 , , , 43963 1562 36 while while IN 43963 1562 37 the the DT 43963 1562 38 equivalents equivalent NNS 43963 1562 39 of of IN 43963 1562 40 the the DT 43963 1562 41 British British NNP 43963 1562 42 Ashgill Ashgill NNP 43963 1562 43 series series NN 43963 1562 44 are be VBP 43963 1562 45 calcareous calcareous JJ 43963 1562 46 at at IN 43963 1562 47 the the DT 43963 1562 48 base base NN 43963 1562 49 and and CC 43963 1562 50 argillaceous argillaceous JJ 43963 1562 51 at at IN 43963 1562 52 the the DT 43963 1562 53 summit summit NN 43963 1562 54 . . . 43963 1563 1 In in IN 43963 1563 2 Russia Russia NNP 43963 1563 3 the the DT 43963 1563 4 calcareous calcareous JJ 43963 1563 5 matter matter NN 43963 1563 6 preponderates preponderate NNS 43963 1563 7 over over IN 43963 1563 8 the the DT 43963 1563 9 argillaceous argillaceous JJ 43963 1563 10 material material NN 43963 1563 11 . . . 43963 1564 1 Ordovician ordovician JJ 43963 1564 2 strata strata NN 43963 1564 3 are be VBP 43963 1564 4 also also RB 43963 1564 5 found find VBN 43963 1564 6 in in IN 43963 1564 7 Belgium Belgium NNP 43963 1564 8 , , , 43963 1564 9 France France NNP 43963 1564 10 , , , 43963 1564 11 Bohemia Bohemia NNP 43963 1564 12 , , , 43963 1564 13 and and CC 43963 1564 14 other other JJ 43963 1564 15 places place NNS 43963 1564 16 , , , 43963 1564 17 and and CC 43963 1564 18 are be VBP 43963 1564 19 largely largely RB 43963 1564 20 composed compose VBN 43963 1564 21 of of IN 43963 1564 22 mechanical mechanical JJ 43963 1564 23 sediments sediment NNS 43963 1564 24 of of IN 43963 1564 25 varying vary VBG 43963 1564 26 degrees degree NNS 43963 1564 27 of of IN 43963 1564 28 fineness fineness NN 43963 1564 29 mixed mix VBN 43963 1564 30 occasionally occasionally RB 43963 1564 31 with with IN 43963 1564 32 some some DT 43963 1564 33 calcareous calcareous JJ 43963 1564 34 matter matter NN 43963 1564 35 . . . 43963 1565 1 The the DT 43963 1565 2 variation variation NN 43963 1565 3 in in IN 43963 1565 4 the the DT 43963 1565 5 characters character NNS 43963 1565 6 of of IN 43963 1565 7 the the DT 43963 1565 8 Ordovician ordovician JJ 43963 1565 9 strata strata NN 43963 1565 10 of of IN 43963 1565 11 Britain Britain NNP 43963 1565 12 points point NNS 43963 1565 13 to to IN 43963 1565 14 accumulation accumulation NN 43963 1565 15 in in IN 43963 1565 16 a a DT 43963 1565 17 fairly fairly RB 43963 1565 18 deep deep JJ 43963 1565 19 sea sea NN 43963 1565 20 , , , 43963 1565 21 usually usually RB 43963 1565 22 at at IN 43963 1565 23 some some DT 43963 1565 24 distance distance NN 43963 1565 25 from from IN 43963 1565 26 the the DT 43963 1565 27 land land NN 43963 1565 28 , , , 43963 1565 29 but but CC 43963 1565 30 dotted dot VBN 43963 1565 31 over over RB 43963 1565 32 with with IN 43963 1565 33 volcanoes volcano NNS 43963 1565 34 which which WDT 43963 1565 35 often often RB 43963 1565 36 rose rise VBD 43963 1565 37 above above IN 43963 1565 38 the the DT 43963 1565 39 water water NN 43963 1565 40 , , , 43963 1565 41 causing cause VBG 43963 1565 42 the the DT 43963 1565 43 addition addition NN 43963 1565 44 of of IN 43963 1565 45 much much JJ 43963 1565 46 volcanic volcanic JJ 43963 1565 47 material material NN 43963 1565 48 to to IN 43963 1565 49 the the DT 43963 1565 50 ordinary ordinary JJ 43963 1565 51 sediments sediment NNS 43963 1565 52 , , , 43963 1565 53 and and CC 43963 1565 54 the the DT 43963 1565 55 existence existence NN 43963 1565 56 of of IN 43963 1565 57 minor minor JJ 43963 1565 58 unconformities unconformitie NNS 43963 1565 59 at at IN 43963 1565 60 different different JJ 43963 1565 61 horizons horizon NNS 43963 1565 62 along along IN 43963 1565 63 their -PRON- PRP$ 43963 1565 64 flanks flank NNS 43963 1565 65 . . . 43963 1566 1 As as IN 43963 1566 2 these these DT 43963 1566 3 unconformities unconformitie NNS 43963 1566 4 are be VBP 43963 1566 5 not not RB 43963 1566 6 always always RB 43963 1566 7 associated associate VBN 43963 1566 8 with with IN 43963 1566 9 volcanic volcanic JJ 43963 1566 10 material material NN 43963 1566 11 it -PRON- PRP 43963 1566 12 is be VBZ 43963 1566 13 obvious obvious JJ 43963 1566 14 that that IN 43963 1566 15 uplifts uplift NNS 43963 1566 16 must must MD 43963 1566 17 have have VB 43963 1566 18 occurred occur VBN 43963 1566 19 occasionally occasionally RB 43963 1566 20 during during IN 43963 1566 21 the the DT 43963 1566 22 deposition deposition NN 43963 1566 23 of of IN 43963 1566 24 the the DT 43963 1566 25 rocks rock NNS 43963 1566 26 ; ; : 43963 1566 27 one one CD 43963 1566 28 important important JJ 43963 1566 29 uplift uplift NN 43963 1566 30 is be VBZ 43963 1566 31 indicated indicate VBN 43963 1566 32 by by IN 43963 1566 33 the the DT 43963 1566 34 occurrence occurrence NN 43963 1566 35 of of IN 43963 1566 36 an an DT 43963 1566 37 unconformity unconformity NN 43963 1566 38 in in IN 43963 1566 39 the the DT 43963 1566 40 Arenig Arenig NNP 43963 1566 41 rocks rock NNS 43963 1566 42 of of IN 43963 1566 43 Wales Wales NNP 43963 1566 44 , , , 43963 1566 45 while while IN 43963 1566 46 another another DT 43963 1566 47 is be VBZ 43963 1566 48 seen see VBN 43963 1566 49 amongst amongst IN 43963 1566 50 the the DT 43963 1566 51 Caradoc Caradoc NNP 43963 1566 52 rocks rock NNS 43963 1566 53 of of IN 43963 1566 54 the the DT 43963 1566 55 Welsh Welsh NNP 43963 1566 56 borders border NNS 43963 1566 57 . . . 43963 1567 1 On on IN 43963 1567 2 the the DT 43963 1567 3 whole whole NN 43963 1567 4 , , , 43963 1567 5 however however RB 43963 1567 6 , , , 43963 1567 7 the the DT 43963 1567 8 period period NN 43963 1567 9 was be VBD 43963 1567 10 one one CD 43963 1567 11 of of IN 43963 1567 12 slow slow JJ 43963 1567 13 subsidence subsidence NN 43963 1567 14 , , , 43963 1567 15 the the DT 43963 1567 16 deposition deposition NN 43963 1567 17 of of IN 43963 1567 18 material material NN 43963 1567 19 generally generally RB 43963 1567 20 keeping keep VBG 43963 1567 21 pace pace NN 43963 1567 22 with with IN 43963 1567 23 this this DT 43963 1567 24 subsidence subsidence NN 43963 1567 25 , , , 43963 1567 26 and and CC 43963 1567 27 accordingly accordingly RB 43963 1567 28 there there EX 43963 1567 29 is be VBZ 43963 1567 30 a a DT 43963 1567 31 great great JJ 43963 1567 32 uniformity uniformity NN 43963 1567 33 of of IN 43963 1567 34 characters character NNS 43963 1567 35 amongst amongst IN 43963 1567 36 the the DT 43963 1567 37 strata strata NN 43963 1567 38 over over IN 43963 1567 39 wide wide JJ 43963 1567 40 areas area NNS 43963 1567 41 . . . 43963 1568 1 The the DT 43963 1568 2 probable probable JJ 43963 1568 3 continuation continuation NN 43963 1568 4 through through IN 43963 1568 5 the the DT 43963 1568 6 Ordovician ordovician JJ 43963 1568 7 period period NN 43963 1568 8 of of IN 43963 1568 9 the the DT 43963 1568 10 tract tract NN 43963 1568 11 of of IN 43963 1568 12 land land NN 43963 1568 13 over over IN 43963 1568 14 the the DT 43963 1568 15 present present JJ 43963 1568 16 site site NN 43963 1568 17 of of IN 43963 1568 18 the the DT 43963 1568 19 N. N. NNP 43963 1568 20 Atlantic Atlantic NNP 43963 1568 21 ocean ocean NN 43963 1568 22 which which WDT 43963 1568 23 as as IN 43963 1568 24 we -PRON- PRP 43963 1568 25 have have VBP 43963 1568 26 reason reason NN 43963 1568 27 to to TO 43963 1568 28 suppose suppose VB 43963 1568 29 existed existed JJ 43963 1568 30 during during IN 43963 1568 31 Cambrian cambrian JJ 43963 1568 32 times time NNS 43963 1568 33 , , , 43963 1568 34 is be VBZ 43963 1568 35 indicated indicate VBN 43963 1568 36 by by IN 43963 1568 37 similar similar JJ 43963 1568 38 changes change NNS 43963 1568 39 of of IN 43963 1568 40 lithological lithological JJ 43963 1568 41 character character NN 43963 1568 42 amongst amongst IN 43963 1568 43 the the DT 43963 1568 44 strata strata NN 43963 1568 45 when when WRB 43963 1568 46 traced trace VBN 43963 1568 47 from from IN 43963 1568 48 Britain Britain NNP 43963 1568 49 eastward eastward RB 43963 1568 50 to to IN 43963 1568 51 Russia Russia NNP 43963 1568 52 in in IN 43963 1568 53 both both CC 43963 1568 54 Cambrian cambrian JJ 43963 1568 55 and and CC 43963 1568 56 Ordovician ordovician JJ 43963 1568 57 times time NNS 43963 1568 58 , , , 43963 1568 59 and and CC 43963 1568 60 the the DT 43963 1568 61 continuance continuance NN 43963 1568 62 of of IN 43963 1568 63 these these DT 43963 1568 64 conditions condition NNS 43963 1568 65 over over IN 43963 1568 66 the the DT 43963 1568 67 American american JJ 43963 1568 68 area area NN 43963 1568 69 is be VBZ 43963 1568 70 also also RB 43963 1568 71 indicated indicate VBN 43963 1568 72 by by IN 43963 1568 73 study study NN 43963 1568 74 of of IN 43963 1568 75 the the DT 43963 1568 76 variations variation NNS 43963 1568 77 amongst amongst IN 43963 1568 78 the the DT 43963 1568 79 American american JJ 43963 1568 80 Ordovician ordovician JJ 43963 1568 81 deposits deposit NNS 43963 1568 82 . . . 43963 1569 1 _ _ NNP 43963 1569 2 The the DT 43963 1569 3 Ordovician Ordovician NNP 43963 1569 4 Faunas Faunas NNP 43963 1569 5 . . . 43963 1569 6 _ _ NNP 43963 1569 7 The the DT 43963 1569 8 Ordovician ordovician JJ 43963 1569 9 period period NN 43963 1569 10 has have VBZ 43963 1569 11 justly justly RB 43963 1569 12 been be VBN 43963 1569 13 termed term VBN 43963 1569 14 the the DT 43963 1569 15 Period Period NNP 43963 1569 16 of of IN 43963 1569 17 Graptolites Graptolites NNPS 43963 1569 18 , , , 43963 1569 19 which which WDT 43963 1569 20 are be VBP 43963 1569 21 the the DT 43963 1569 22 dominant dominant JJ 43963 1569 23 forms form NNS 43963 1569 24 of of IN 43963 1569 25 the the DT 43963 1569 26 time time NN 43963 1569 27 , , , 43963 1569 28 and and CC 43963 1569 29 continue continue VBP 43963 1569 30 in in IN 43963 1569 31 abundance abundance NN 43963 1569 32 throughout throughout IN 43963 1569 33 the the DT 43963 1569 34 period period NN 43963 1569 35 . . . 43963 1570 1 The the DT 43963 1570 2 abundance abundance NN 43963 1570 3 of of IN 43963 1570 4 graptolites graptolite NNS 43963 1570 5 in in IN 43963 1570 6 black black JJ 43963 1570 7 shales shale NNS 43963 1570 8 associated associate VBN 43963 1570 9 with with IN 43963 1570 10 few few JJ 43963 1570 11 other other JJ 43963 1570 12 organisms organism NNS 43963 1570 13 has have VBZ 43963 1570 14 often often RB 43963 1570 15 been be VBN 43963 1570 16 noted note VBN 43963 1570 17 . . . 43963 1571 1 It -PRON- PRP 43963 1571 2 appears appear VBZ 43963 1571 3 to to TO 43963 1571 4 be be VB 43963 1571 5 due due IN 43963 1571 6 to to IN 43963 1571 7 a a DT 43963 1571 8 large large JJ 43963 1571 9 extent extent NN 43963 1571 10 to to IN 43963 1571 11 the the DT 43963 1571 12 slow slow JJ 43963 1571 13 accumulation accumulation NN 43963 1571 14 of of IN 43963 1571 15 the the DT 43963 1571 16 graptolitic graptolitic JJ 43963 1571 17 deposits deposit NNS 43963 1571 18 , , , 43963 1571 19 allowing allow VBG 43963 1571 20 an an DT 43963 1571 21 abundance abundance NN 43963 1571 22 of of IN 43963 1571 23 these these DT 43963 1571 24 creatures creature NNS 43963 1571 25 to to TO 43963 1571 26 be be VB 43963 1571 27 showered shower VBN 43963 1571 28 upon upon IN 43963 1571 29 the the DT 43963 1571 30 ocean ocean NN 43963 1571 31 floor floor NN 43963 1571 32 , , , 43963 1571 33 after after IN 43963 1571 34 death death NN 43963 1571 35 , , , 43963 1571 36 for for IN 43963 1571 37 the the DT 43963 1571 38 evidence evidence NN 43963 1571 39 derived derive VBN 43963 1571 40 from from IN 43963 1571 41 detailed detailed JJ 43963 1571 42 examination examination NN 43963 1571 43 of of IN 43963 1571 44 their -PRON- PRP$ 43963 1571 45 structure structure NN 43963 1571 46 points point NNS 43963 1571 47 to to IN 43963 1571 48 their -PRON- PRP$ 43963 1571 49 existence existence NN 43963 1571 50 as as IN 43963 1571 51 floating float VBG 43963 1571 52 organisms organism NNS 43963 1571 53 . . . 43963 1572 1 The the DT 43963 1572 2 tests test NNS 43963 1572 3 of of IN 43963 1572 4 other other JJ 43963 1572 5 creatures creature NNS 43963 1572 6 largely largely RB 43963 1572 7 calcareous calcareous JJ 43963 1572 8 may may MD 43963 1572 9 well well RB 43963 1572 10 have have VB 43963 1572 11 been be VBN 43963 1572 12 dissolved dissolve VBN 43963 1572 13 before before IN 43963 1572 14 reaching reach VBG 43963 1572 15 the the DT 43963 1572 16 sea sea NN 43963 1572 17 - - HYPH 43963 1572 18 floor floor NN 43963 1572 19 . . . 43963 1573 1 In in IN 43963 1573 2 support support NN 43963 1573 3 of of IN 43963 1573 4 the the DT 43963 1573 5 view view NN 43963 1573 6 that that IN 43963 1573 7 these these DT 43963 1573 8 black black JJ 43963 1573 9 shales shale NNS 43963 1573 10 are be VBP 43963 1573 11 abysmal abysmal JJ 43963 1573 12 deposits deposit NNS 43963 1573 13 may may MD 43963 1573 14 be be VB 43963 1573 15 noted note VBN 43963 1573 16 the the DT 43963 1573 17 singular singular JJ 43963 1573 18 persistence persistence NN 43963 1573 19 of of IN 43963 1573 20 their -PRON- PRP$ 43963 1573 21 lithological lithological JJ 43963 1573 22 characters character NNS 43963 1573 23 over over IN 43963 1573 24 wide wide JJ 43963 1573 25 areas area NNS 43963 1573 26 , , , 43963 1573 27 their -PRON- PRP$ 43963 1573 28 replacement replacement NN 43963 1573 29 by by IN 43963 1573 30 much much RB 43963 1573 31 greater great JJR 43963 1573 32 thicknesses thickness NNS 43963 1573 33 of of IN 43963 1573 34 normal normal JJ 43963 1573 35 sediments sediment NNS 43963 1573 36 along along IN 43963 1573 37 the the DT 43963 1573 38 ancient ancient JJ 43963 1573 39 coast coast NN 43963 1573 40 - - HYPH 43963 1573 41 lines line NNS 43963 1573 42 , , , 43963 1573 43 the the DT 43963 1573 44 frequent frequent JJ 43963 1573 45 occurrence occurrence NN 43963 1573 46 together together RB 43963 1573 47 of of IN 43963 1573 48 blind blind JJ 43963 1573 49 trilobites trilobite NNS 43963 1573 50 with with IN 43963 1573 51 those those DT 43963 1573 52 having have VBG 43963 1573 53 abnormally abnormally RB 43963 1573 54 large large JJ 43963 1573 55 eyes eye NNS 43963 1573 56 when when WRB 43963 1573 57 these these DT 43963 1573 58 creatures creature NNS 43963 1573 59 are be VBP 43963 1573 60 associated associate VBN 43963 1573 61 with with IN 43963 1573 62 graptolites graptolite NNS 43963 1573 63 in in IN 43963 1573 64 the the DT 43963 1573 65 black black JJ 43963 1573 66 shales shale NNS 43963 1573 67 , , , 43963 1573 68 and and CC 43963 1573 69 lastly lastly RB 43963 1573 70 the the DT 43963 1573 71 interstratification interstratification NN 43963 1573 72 of of IN 43963 1573 73 the the DT 43963 1573 74 black black JJ 43963 1573 75 shales shale NNS 43963 1573 76 with with IN 43963 1573 77 radiolarian radiolarian NN 43963 1573 78 cherts chert NNS 43963 1573 79 similar similar JJ 43963 1573 80 to to IN 43963 1573 81 the the DT 43963 1573 82 modern modern JJ 43963 1573 83 abysmal abysmal JJ 43963 1573 84 radiolarian radiolarian NN 43963 1573 85 oozes ooze VBZ 43963 1573 86 . . . 43963 1574 1 If if IN 43963 1574 2 this this DT 43963 1574 3 be be VB 43963 1574 4 so so RB 43963 1574 5 , , , 43963 1574 6 we -PRON- PRP 43963 1574 7 ought ought MD 43963 1574 8 to to TO 43963 1574 9 find find VB 43963 1574 10 graptolites graptolite NNS 43963 1574 11 in in IN 43963 1574 12 marine marine JJ 43963 1574 13 deposits deposit NNS 43963 1574 14 of of IN 43963 1574 15 all all DT 43963 1574 16 kinds kind NNS 43963 1574 17 , , , 43963 1574 18 and and CC 43963 1574 19 indeed indeed RB 43963 1574 20 they -PRON- PRP 43963 1574 21 are be VBP 43963 1574 22 found find VBN 43963 1574 23 there there RB 43963 1574 24 , , , 43963 1574 25 though though IN 43963 1574 26 largely largely RB 43963 1574 27 masked mask VBN 43963 1574 28 by by IN 43963 1574 29 the the DT 43963 1574 30 mass mass NN 43963 1574 31 of of IN 43963 1574 32 sediment sediment NN 43963 1574 33 and and CC 43963 1574 34 the the DT 43963 1574 35 hosts host NNS 43963 1574 36 of of IN 43963 1574 37 other other JJ 43963 1574 38 included include VBN 43963 1574 39 fossils fossil NNS 43963 1574 40 , , , 43963 1574 41 so so IN 43963 1574 42 that that IN 43963 1574 43 their -PRON- PRP$ 43963 1574 44 discovery discovery NN 43963 1574 45 is be VBZ 43963 1574 46 rendered render VBN 43963 1574 47 much much RB 43963 1574 48 more more RBR 43963 1574 49 difficult difficult JJ 43963 1574 50 than than IN 43963 1574 51 when when WRB 43963 1574 52 they -PRON- PRP 43963 1574 53 occur occur VBP 43963 1574 54 in in IN 43963 1574 55 the the DT 43963 1574 56 black black JJ 43963 1574 57 shales,--a shales,--a NNP 43963 1574 58 state state NN 43963 1574 59 of of IN 43963 1574 60 things thing NNS 43963 1574 61 which which WDT 43963 1574 62 is be VBZ 43963 1574 63 familiar familiar JJ 43963 1574 64 in in IN 43963 1574 65 the the DT 43963 1574 66 case case NN 43963 1574 67 of of IN 43963 1574 68 other other JJ 43963 1574 69 pelagic pelagic JJ 43963 1574 70 organisms organism NNS 43963 1574 71 as as IN 43963 1574 72 _ _ NNP 43963 1574 73 Globigerinæ Globigerinæ NNP 43963 1574 74 _ _ NNP 43963 1574 75 , , , 43963 1574 76 radiolaria radiolaria NNP 43963 1574 77 , , , 43963 1574 78 and and CC 43963 1574 79 pteropods pteropod NNS 43963 1574 80 , , , 43963 1574 81 whose whose WP$ 43963 1574 82 tests test NNS 43963 1574 83 abound abound VBP 43963 1574 84 in in IN 43963 1574 85 the the DT 43963 1574 86 abysmal abysmal JJ 43963 1574 87 deposits deposit NNS 43963 1574 88 and and CC 43963 1574 89 are be VBP 43963 1574 90 comparatively comparatively RB 43963 1574 91 rare rare JJ 43963 1574 92 in in IN 43963 1574 93 those those DT 43963 1574 94 of of IN 43963 1574 95 terrigenous terrigenous JJ 43963 1574 96 origin[78 origin[78 NN 43963 1574 97 ] ] -RRB- 43963 1574 98 . . . 43963 1575 1 [ [ -LRB- 43963 1575 2 Footnote Footnote NNP 43963 1575 3 78 78 CD 43963 1575 4 : : : 43963 1575 5 The the DT 43963 1575 6 importance importance NN 43963 1575 7 of of IN 43963 1575 8 the the DT 43963 1575 9 graptolites graptolite NNS 43963 1575 10 as as IN 43963 1575 11 indices index NNS 43963 1575 12 of of IN 43963 1575 13 the the DT 43963 1575 14 geological geological JJ 43963 1575 15 age age NN 43963 1575 16 will will MD 43963 1575 17 be be VB 43963 1575 18 seen see VBN 43963 1575 19 by by IN 43963 1575 20 perusal perusal NN 43963 1575 21 of of IN 43963 1575 22 Prof. Prof. NNP 43963 1575 23 Lapworth Lapworth NNP 43963 1575 24 's 's POS 43963 1575 25 paper paper NN 43963 1575 26 " " `` 43963 1575 27 On on IN 43963 1575 28 the the DT 43963 1575 29 Geological Geological NNP 43963 1575 30 Distribution Distribution NNP 43963 1575 31 of of IN 43963 1575 32 the the DT 43963 1575 33 Rhabdophora Rhabdophora NNP 43963 1575 34 , , , 43963 1575 35 " " '' 43963 1575 36 _ _ NNP 43963 1575 37 Ann Ann NNP 43963 1575 38 . . . 43963 1576 1 and and CC 43963 1576 2 Mag Mag NNP 43963 1576 3 . . . 43963 1577 1 Nat Nat NNP 43963 1577 2 . . . 43963 1578 1 Hist Hist NNP 43963 1578 2 . . . 43963 1578 3 _ _ NNP 43963 1578 4 , , , 43963 1578 5 Ser Ser NNP 43963 1578 6 . . . 43963 1579 1 5 5 CD 43963 1579 2 , , , 43963 1579 3 vol vol NNP 43963 1579 4 . . . 43963 1580 1 III iii CD 43963 1580 2 . . . 43963 1581 1 ( ( -LRB- 43963 1581 2 1897 1897 CD 43963 1581 3 ) ) -RRB- 43963 1581 4 . . . 43963 1581 5 ] ] -RRB- 43963 1582 1 The the DT 43963 1582 2 characters character NNS 43963 1582 3 of of IN 43963 1582 4 the the DT 43963 1582 5 Ordovician ordovician JJ 43963 1582 6 trilobites trilobite NNS 43963 1582 7 have have VBP 43963 1582 8 already already RB 43963 1582 9 been be VBN 43963 1582 10 noticed notice VBN 43963 1582 11 . . . 43963 1583 1 These these DT 43963 1583 2 organisms organism NNS 43963 1583 3 are be VBP 43963 1583 4 abundant abundant JJ 43963 1583 5 , , , 43963 1583 6 and and CC 43963 1583 7 occur occur VB 43963 1583 8 in in IN 43963 1583 9 sediments sediment NNS 43963 1583 10 of of IN 43963 1583 11 all all DT 43963 1583 12 kinds kind NNS 43963 1583 13 . . . 43963 1584 1 Of of IN 43963 1584 2 other other JJ 43963 1584 3 groups group NNS 43963 1584 4 , , , 43963 1584 5 the the DT 43963 1584 6 significance significance NN 43963 1584 7 of of IN 43963 1584 8 the the DT 43963 1584 9 radiolaria radiolaria NN 43963 1584 10 has have VBZ 43963 1584 11 been be VBN 43963 1584 12 referred refer VBN 43963 1584 13 to to IN 43963 1584 14 above above RB 43963 1584 15 . . . 43963 1585 1 Corals coral NNS 43963 1585 2 occasionally occasionally RB 43963 1585 3 form form VBP 43963 1585 4 reef reef NN 43963 1585 5 - - HYPH 43963 1585 6 like like JJ 43963 1585 7 masses masse NNS 43963 1585 8 of of IN 43963 1585 9 limestone limestone NN 43963 1585 10 as as IN 43963 1585 11 in in IN 43963 1585 12 the the DT 43963 1585 13 limestones limestone NNS 43963 1585 14 of of IN 43963 1585 15 the the DT 43963 1585 16 Caradoc Caradoc NNP 43963 1585 17 epoch epoch NN 43963 1585 18 ; ; : 43963 1585 19 the the DT 43963 1585 20 echinoderms echinoderm NNS 43963 1585 21 are be VBP 43963 1585 22 well well RB 43963 1585 23 represented represent VBN 43963 1585 24 , , , 43963 1585 25 cystids cystid NNS 43963 1585 26 being be VBG 43963 1585 27 locally locally RB 43963 1585 28 abundant abundant JJ 43963 1585 29 ; ; : 43963 1585 30 of of IN 43963 1585 31 the the DT 43963 1585 32 crustacea crustacea NN 43963 1585 33 , , , 43963 1585 34 many many JJ 43963 1585 35 remains remain NNS 43963 1585 36 of of IN 43963 1585 37 tests test NNS 43963 1585 38 of of IN 43963 1585 39 phyllocarida phyllocarida NN 43963 1585 40 have have VBP 43963 1585 41 been be VBN 43963 1585 42 recorded record VBN 43963 1585 43 ; ; : 43963 1585 44 the the DT 43963 1585 45 brachiopods brachiopod NNS 43963 1585 46 are be VBP 43963 1585 47 very very RB 43963 1585 48 abundant abundant JJ 43963 1585 49 , , , 43963 1585 50 and and CC 43963 1585 51 of of IN 43963 1585 52 the the DT 43963 1585 53 mollusca mollusca NN 43963 1585 54 , , , 43963 1585 55 lamellibranchs lamellibranch NNS 43963 1585 56 , , , 43963 1585 57 gastropods gastropod NNS 43963 1585 58 and and CC 43963 1585 59 cephalopods cephalopod NNS 43963 1585 60 all all DT 43963 1585 61 occur occur VBP 43963 1585 62 with with IN 43963 1585 63 frequency frequency NN 43963 1585 64 though though IN 43963 1585 65 none none NN 43963 1585 66 of of IN 43963 1585 67 these these DT 43963 1585 68 groups group NNS 43963 1585 69 is be VBZ 43963 1585 70 very very RB 43963 1585 71 prevalent prevalent JJ 43963 1585 72 . . . 43963 1586 1 Certain certain JJ 43963 1586 2 forms form NNS 43963 1586 3 have have VBP 43963 1586 4 been be VBN 43963 1586 5 referred refer VBN 43963 1586 6 to to IN 43963 1586 7 pteropods pteropod NNS 43963 1586 8 though though RB 43963 1586 9 with with IN 43963 1586 10 doubt doubt NN 43963 1586 11 , , , 43963 1586 12 and and CC 43963 1586 13 other other JJ 43963 1586 14 shells shell NNS 43963 1586 15 seem seem VBP 43963 1586 16 to to TO 43963 1586 17 be be VB 43963 1586 18 referable referable JJ 43963 1586 19 to to IN 43963 1586 20 the the DT 43963 1586 21 heteropods heteropod NNS 43963 1586 22 . . . 43963 1587 1 The the DT 43963 1587 2 existence existence NN 43963 1587 3 of of IN 43963 1587 4 vertebrates vertebrate NNS 43963 1587 5 during during IN 43963 1587 6 Ordovician ordovician JJ 43963 1587 7 times time NNS 43963 1587 8 is be VBZ 43963 1587 9 not not RB 43963 1587 10 , , , 43963 1587 11 in in IN 43963 1587 12 the the DT 43963 1587 13 opinion opinion NN 43963 1587 14 of of IN 43963 1587 15 many many JJ 43963 1587 16 geologists geologist NNS 43963 1587 17 , , , 43963 1587 18 proved prove VBD 43963 1587 19 , , , 43963 1587 20 though though IN 43963 1587 21 remains remain NNS 43963 1587 22 of of IN 43963 1587 23 fishes fish NNS 43963 1587 24 have have VBP 43963 1587 25 been be VBN 43963 1587 26 recorded record VBN 43963 1587 27 from from IN 43963 1587 28 the the DT 43963 1587 29 Ordovician ordovician JJ 43963 1587 30 strata strata NN 43963 1587 31 of of IN 43963 1587 32 North North NNP 43963 1587 33 America America NNP 43963 1587 34 ; ; : 43963 1587 35 but but CC 43963 1587 36 it -PRON- PRP 43963 1587 37 is be VBZ 43963 1587 38 desirable desirable JJ 43963 1587 39 that that IN 43963 1587 40 more more JJR 43963 1587 41 evidence evidence NN 43963 1587 42 of of IN 43963 1587 43 this this DT 43963 1587 44 occurrence occurrence NN 43963 1587 45 should should MD 43963 1587 46 be be VB 43963 1587 47 given[79 given[79 NNP 43963 1587 48 ] ] -RRB- 43963 1587 49 . . . 43963 1588 1 [ [ -LRB- 43963 1588 2 Footnote Footnote NNP 43963 1588 3 79 79 CD 43963 1588 4 : : : 43963 1588 5 Walcott Walcott NNP 43963 1588 6 , , , 43963 1588 7 C. C. NNP 43963 1588 8 D. D. NNP 43963 1588 9 , , , 43963 1588 10 " " `` 43963 1588 11 Preliminary preliminary JJ 43963 1588 12 Notes Notes NNPS 43963 1588 13 on on IN 43963 1588 14 the the DT 43963 1588 15 Discovery Discovery NNP 43963 1588 16 of of IN 43963 1588 17 a a DT 43963 1588 18 Vertebrate Vertebrate NNP 43963 1588 19 Fauna Fauna NNP 43963 1588 20 in in IN 43963 1588 21 Silurian Silurian NNP 43963 1588 22 ( ( -LRB- 43963 1588 23 Ordovician ordovician JJ 43963 1588 24 ) ) -RRB- 43963 1588 25 Strata Strata NNP 43963 1588 26 , , , 43963 1588 27 " " '' 43963 1588 28 _ _ NNP 43963 1588 29 Bulletin Bulletin NNP 43963 1588 30 Geol Geol NNP 43963 1588 31 . . . 43963 1589 1 Soc Soc NNP 43963 1589 2 . . . 43963 1590 1 America America NNP 43963 1590 2 _ _ NNP 43963 1590 3 , , , 43963 1590 4 vol vol NNP 43963 1590 5 . . . 43963 1591 1 III iii CD 43963 1591 2 . . . 43963 1592 1 p. p. NN 43963 1593 1 153 153 CD 43963 1593 2 . . . 43963 1593 3 ] ] -RRB- 43963 1594 1 The the DT 43963 1594 2 distribution distribution NN 43963 1594 3 of of IN 43963 1594 4 the the DT 43963 1594 5 Ordovician ordovician JJ 43963 1594 6 faunas fauna NNS 43963 1594 7 like like IN 43963 1594 8 that that DT 43963 1594 9 of of IN 43963 1594 10 the the DT 43963 1594 11 sediments sediment NNS 43963 1594 12 points point NNS 43963 1594 13 to to IN 43963 1594 14 the the DT 43963 1594 15 prevalence prevalence NN 43963 1594 16 of of IN 43963 1594 17 open open JJ 43963 1594 18 ocean ocean NN 43963 1594 19 conditions condition NNS 43963 1594 20 over over IN 43963 1594 21 wide wide JJ 43963 1594 22 areas area NNS 43963 1594 23 during during IN 43963 1594 24 the the DT 43963 1594 25 period period NN 43963 1594 26 , , , 43963 1594 27 with with IN 43963 1594 28 occasional occasional JJ 43963 1594 29 approaches approach NNS 43963 1594 30 to to IN 43963 1594 31 land land NN 43963 1594 32 , , , 43963 1594 33 which which WDT 43963 1594 34 was be VBD 43963 1594 35 often often RB 43963 1594 36 of of IN 43963 1594 37 a a DT 43963 1594 38 volcanic volcanic JJ 43963 1594 39 nature nature NN 43963 1594 40 . . . 43963 1595 1 Around around IN 43963 1595 2 this this DT 43963 1595 3 land land NN 43963 1595 4 clustered cluster VBD 43963 1595 5 the the DT 43963 1595 6 ordinary ordinary JJ 43963 1595 7 invertebrates invertebrate NNS 43963 1595 8 , , , 43963 1595 9 building build VBG 43963 1595 10 up up RP 43963 1595 11 coral coral JJ 43963 1595 12 - - HYPH 43963 1595 13 reefs reef NNS 43963 1595 14 and and CC 43963 1595 15 shell shell NN 43963 1595 16 - - HYPH 43963 1595 17 banks bank NNS 43963 1595 18 , , , 43963 1595 19 whilst whilst IN 43963 1595 20 away away RB 43963 1595 21 in in IN 43963 1595 22 the the DT 43963 1595 23 open open NN 43963 1595 24 oceans ocean VBZ 43963 1595 25 the the DT 43963 1595 26 graptolites graptolite NNS 43963 1595 27 floated float VBD 43963 1595 28 , , , 43963 1595 29 almost almost RB 43963 1595 30 alone alone JJ 43963 1595 31 , , , 43963 1595 32 and and CC 43963 1595 33 sank sink VBD 43963 1595 34 to to IN 43963 1595 35 the the DT 43963 1595 36 ocean ocean NN 43963 1595 37 floor floor NN 43963 1595 38 after after IN 43963 1595 39 death death NN 43963 1595 40 . . . 43963 1596 1 CHAPTER CHAPTER NNP 43963 1596 2 XVI XVI NNP 43963 1596 3 . . . 43963 1597 1 THE the DT 43963 1597 2 SILURIAN SILURIAN NNP 43963 1597 3 SYSTEM SYSTEM NNP 43963 1597 4 AND and CC 43963 1597 5 THE the DT 43963 1597 6 CHANGES changes NN 43963 1597 7 WHICH which WDT 43963 1597 8 OCCURRED occur VBD 43963 1597 9 IN in IN 43963 1597 10 BRITAIN BRITAIN NNP 43963 1597 11 AT at IN 43963 1597 12 THE the DT 43963 1597 13 CLOSE close NN 43963 1597 14 OF of IN 43963 1597 15 SILURIAN SILURIAN NNP 43963 1597 16 TIMES TIMES NNP 43963 1597 17 . . . 43963 1598 1 _ _ NNP 43963 1598 2 Classification Classification NNP 43963 1598 3 . . . 43963 1598 4 _ _ NNP 43963 1598 5 The the DT 43963 1598 6 Silurian silurian JJ 43963 1598 7 system system NN 43963 1598 8 was be VBD 43963 1598 9 originally originally RB 43963 1598 10 divided divide VBN 43963 1598 11 by by IN 43963 1598 12 its -PRON- PRP$ 43963 1598 13 founder founder NN 43963 1598 14 , , , 43963 1598 15 Sir Sir NNP 43963 1598 16 R. R. NNP 43963 1598 17 I. I. NNP 43963 1598 18 Murchison Murchison NNP 43963 1598 19 , , , 43963 1598 20 into into IN 43963 1598 21 three three CD 43963 1598 22 series series NN 43963 1598 23 , , , 43963 1598 24 as as IN 43963 1598 25 follows:-- follows:-- NNP 43963 1598 26 Ludlow Ludlow NNP 43963 1598 27 Series Series NNP 43963 1598 28 Wenlock Wenlock NNP 43963 1598 29 " " `` 43963 1598 30 Llandovery Llandovery NNP 43963 1598 31 " " '' 43963 1598 32 The the DT 43963 1598 33 term term NN 43963 1598 34 May May NNP 43963 1598 35 Hill Hill NNP 43963 1598 36 , , , 43963 1598 37 proposed propose VBN 43963 1598 38 by by IN 43963 1598 39 Sedgwick Sedgwick NNP 43963 1598 40 , , , 43963 1598 41 is be VBZ 43963 1598 42 sometimes sometimes RB 43963 1598 43 used use VBN 43963 1598 44 as as IN 43963 1598 45 synonymous synonymous JJ 43963 1598 46 with with IN 43963 1598 47 Llandovery Llandovery NNP 43963 1598 48 . . . 43963 1599 1 This this DT 43963 1599 2 classification classification NN 43963 1599 3 omits omit VBZ 43963 1599 4 a a DT 43963 1599 5 somewhat somewhat RB 43963 1599 6 important important JJ 43963 1599 7 set set NN 43963 1599 8 of of IN 43963 1599 9 beds bed NNS 43963 1599 10 intercalated intercalate VBN 43963 1599 11 between between IN 43963 1599 12 those those DT 43963 1599 13 of of IN 43963 1599 14 the the DT 43963 1599 15 Llandovery Llandovery NNP 43963 1599 16 and and CC 43963 1599 17 Wenlock Wenlock NNP 43963 1599 18 series series NN 43963 1599 19 known know VBN 43963 1599 20 as as IN 43963 1599 21 the the DT 43963 1599 22 Tarannon Tarannon NNP 43963 1599 23 shales shale NNS 43963 1599 24 , , , 43963 1599 25 and and CC 43963 1599 26 in in IN 43963 1599 27 Britain Britain NNP 43963 1599 28 if if IN 43963 1599 29 we -PRON- PRP 43963 1599 30 were be VBD 43963 1599 31 to to TO 43963 1599 32 classify classify VB 43963 1599 33 afresh afresh JJ 43963 1599 34 , , , 43963 1599 35 it -PRON- PRP 43963 1599 36 would would MD 43963 1599 37 be be VB 43963 1599 38 more more RBR 43963 1599 39 convenient convenient JJ 43963 1599 40 to to TO 43963 1599 41 include include VB 43963 1599 42 some some DT 43963 1599 43 of of IN 43963 1599 44 the the DT 43963 1599 45 beds bed NNS 43963 1599 46 formerly formerly RB 43963 1599 47 referred refer VBD 43963 1599 48 to to IN 43963 1599 49 the the DT 43963 1599 50 Ludlow Ludlow NNP 43963 1599 51 in in IN 43963 1599 52 the the DT 43963 1599 53 Wenlock Wenlock NNP 43963 1599 54 . . . 43963 1600 1 I -PRON- PRP 43963 1600 2 shall shall MD 43963 1600 3 , , , 43963 1600 4 however however RB 43963 1600 5 , , , 43963 1600 6 adopt adopt VB 43963 1600 7 the the DT 43963 1600 8 old old JJ 43963 1600 9 and and CC 43963 1600 10 well well RB 43963 1600 11 - - HYPH 43963 1600 12 established establish VBN 43963 1600 13 classification classification NN 43963 1600 14 , , , 43963 1600 15 adding add VBG 43963 1600 16 the the DT 43963 1600 17 term term NN 43963 1600 18 Tarannon Tarannon NNP 43963 1600 19 to to IN 43963 1600 20 Llandovery Llandovery NNP 43963 1600 21 , , , 43963 1600 22 and and CC 43963 1600 23 speaking speaking NN 43963 1600 24 of of IN 43963 1600 25 the the DT 43963 1600 26 Llandovery Llandovery NNP 43963 1600 27 - - HYPH 43963 1600 28 Tarannon Tarannon NNP 43963 1600 29 series series NN 43963 1600 30 . . . 43963 1601 1 The the DT 43963 1601 2 nature nature NN 43963 1601 3 of of IN 43963 1601 4 the the DT 43963 1601 5 two two CD 43963 1601 6 classifications classification NNS 43963 1601 7 is be VBZ 43963 1601 8 shown show VBN 43963 1601 9 in in IN 43963 1601 10 the the DT 43963 1601 11 following follow VBG 43963 1601 12 table table NN 43963 1601 13 : : : 43963 1601 14 Old old JJ 43963 1601 15 New New NNP 43963 1601 16 Palæontological palæontological JJ 43963 1601 17 Stages Stages NNPS 43963 1601 18 . . . 43963 1602 1 Classification classification NN 43963 1602 2 . . . 43963 1603 1 Classification classification NN 43963 1603 2 . . . 43963 1604 1 Classification classification NN 43963 1604 2 . . . 43963 1605 1 1 1 CD 43963 1605 2 Upper Upper NNP 43963 1605 3 Ludlow Ludlow NNP 43963 1605 4 } } -RRB- 43963 1605 5 } } -RRB- 43963 1605 6 } } -RRB- 43963 1605 7 2 2 CD 43963 1605 8 Aymestry Aymestry NNP 43963 1605 9 Limestone Limestone NNP 43963 1605 10 } } -RRB- 43963 1605 11 Ludlow Ludlow NNP 43963 1605 12 } } -RRB- 43963 1605 13 Downtonian Downtonian NNP 43963 1605 14 } } -RRB- 43963 1605 15 3 3 CD 43963 1605 16 Lower low JJR 43963 1605 17 Ludlow Ludlow NNP 43963 1605 18 } } -RRB- 43963 1605 19 } } -RRB- 43963 1605 20 Fauna Fauna NNP 43963 1605 21 } } -RRB- 43963 1605 22 } } -RRB- 43963 1605 23 with with IN 43963 1605 24 4 4 CD 43963 1605 25 Wenlock Wenlock NNP 43963 1605 26 Limestone Limestone NNP 43963 1605 27 } } -RRB- 43963 1605 28 } } -RRB- 43963 1605 29 } } -RRB- 43963 1605 30 _ _ NNP 43963 1605 31 Encrinurus Encrinurus NNP 43963 1605 32 _ _ NNP 43963 1605 33 5 5 CD 43963 1605 34 Wenlock Wenlock NNP 43963 1605 35 Shale Shale NNP 43963 1605 36 } } -RRB- 43963 1605 37 Wenlock Wenlock NNP 43963 1605 38 } } -RRB- 43963 1605 39 Salopian Salopian NNP 43963 1605 40 } } -RRB- 43963 1605 41 6 6 CD 43963 1605 42 Woolhope Woolhope NNP 43963 1605 43 Limestone Limestone NNP 43963 1605 44 } } -RRB- 43963 1605 45 } } -RRB- 43963 1605 46 } } -RRB- 43963 1605 47 7 7 CD 43963 1605 48 Tarannon Tarannon NNP 43963 1605 49 Shales Shales NNP 43963 1605 50 } } -RRB- 43963 1605 51 } } -RRB- 43963 1605 52 Fauna Fauna NNP 43963 1605 53 8 8 CD 43963 1605 54 Upper Upper NNP 43963 1605 55 Llandovery Llandovery NNP 43963 1605 56 } } -RRB- 43963 1605 57 Llandovery Llandovery NNP 43963 1605 58 } } -RRB- 43963 1605 59 Valentian Valentian NNP 43963 1605 60 } } -RRB- 43963 1605 61 with with IN 43963 1605 62 9 9 CD 43963 1605 63 Lower Lower NNP 43963 1605 64 Llandovery Llandovery NNP 43963 1605 65 } } -RRB- 43963 1605 66 } } -RRB- 43963 1605 67 } } -RRB- 43963 1605 68 _ _ NNP 43963 1605 69 Harpes Harpes NNPS 43963 1605 70 _ _ NNP 43963 1605 71 [ [ -LRB- 43963 1605 72 Illustration illustration NN 43963 1605 73 : : : 43963 1605 74 Fig Fig NNP 43963 1605 75 . . . 43963 1606 1 18 18 CD 43963 1606 2 . . . 43963 1607 1 L L NNP 43963 1607 2 = = SYM 43963 1607 3 Ludlow Ludlow NNP 43963 1607 4 . . . 43963 1608 1 W w NN 43963 1608 2 = = SYM 43963 1608 3 Wenlock Wenlock NNP 43963 1608 4 . . . 43963 1609 1 Ll Ll NNP 43963 1609 2 - - NNP 43963 1609 3 T T NNP 43963 1609 4 = = SYM 43963 1609 5 Llandovery Llandovery NNP 43963 1609 6 - - HYPH 43963 1609 7 Tarannon Tarannon NNP 43963 1609 8 . . . 43963 1609 9 ] ] -RRB- 43963 1610 1 _ _ NNP 43963 1610 2 Description Description NNP 43963 1610 3 of of IN 43963 1610 4 the the DT 43963 1610 5 strata strata NN 43963 1610 6 . . . 43963 1610 7 _ _ NNP 43963 1610 8 Lithologically lithologically RB 43963 1610 9 the the DT 43963 1610 10 Silurian silurian JJ 43963 1610 11 deposits deposit NNS 43963 1610 12 of of IN 43963 1610 13 Britain Britain NNP 43963 1610 14 form form VBP 43963 1610 15 a a DT 43963 1610 16 continuation continuation NN 43963 1610 17 of of IN 43963 1610 18 those those DT 43963 1610 19 of of IN 43963 1610 20 the the DT 43963 1610 21 Ordovician ordovician JJ 43963 1610 22 period period NN 43963 1610 23 , , , 43963 1610 24 with with IN 43963 1610 25 a a DT 43963 1610 26 local local JJ 43963 1610 27 interruption interruption NN 43963 1610 28 due due IN 43963 1610 29 to to IN 43963 1610 30 the the DT 43963 1610 31 elevation elevation NN 43963 1610 32 of of IN 43963 1610 33 portions portion NNS 43963 1610 34 of of IN 43963 1610 35 Wales Wales NNP 43963 1610 36 and and CC 43963 1610 37 the the DT 43963 1610 38 Welsh Welsh NNP 43963 1610 39 borders border NNS 43963 1610 40 at at IN 43963 1610 41 the the DT 43963 1610 42 close close NN 43963 1610 43 of of IN 43963 1610 44 Ordovician ordovician JJ 43963 1610 45 times time NNS 43963 1610 46 . . . 43963 1611 1 Elsewhere elsewhere RB 43963 1611 2 we -PRON- PRP 43963 1611 3 find find VBP 43963 1611 4 a a DT 43963 1611 5 predominance predominance NN 43963 1611 6 of of IN 43963 1611 7 shales shale NNS 43963 1611 8 passing pass VBG 43963 1611 9 into into IN 43963 1611 10 grits grit NNS 43963 1611 11 at at IN 43963 1611 12 the the DT 43963 1611 13 top top NN 43963 1611 14 of of IN 43963 1611 15 the the DT 43963 1611 16 system system NN 43963 1611 17 , , , 43963 1611 18 the the DT 43963 1611 19 change change NN 43963 1611 20 indicating indicate VBG 43963 1611 21 the the DT 43963 1611 22 incoming incoming NN 43963 1611 23 of of IN 43963 1611 24 the the DT 43963 1611 25 shallow shallow JJ 43963 1611 26 - - HYPH 43963 1611 27 water water NN 43963 1611 28 phase phase NN 43963 1611 29 before before IN 43963 1611 30 the the DT 43963 1611 31 commencement commencement NN 43963 1611 32 of of IN 43963 1611 33 the the DT 43963 1611 34 second second JJ 43963 1611 35 continental continental JJ 43963 1611 36 period period NN 43963 1611 37 . . . 43963 1612 1 Particular particular JJ 43963 1612 2 stress stress NN 43963 1612 3 is be VBZ 43963 1612 4 laid lay VBN 43963 1612 5 upon upon IN 43963 1612 6 the the DT 43963 1612 7 predominant predominant JJ 43963 1612 8 shaley shaley NNP 43963 1612 9 character character NN 43963 1612 10 of of IN 43963 1612 11 the the DT 43963 1612 12 beds bed NNS 43963 1612 13 , , , 43963 1612 14 for for IN 43963 1612 15 , , , 43963 1612 16 on on IN 43963 1612 17 account account NN 43963 1612 18 of of IN 43963 1612 19 the the DT 43963 1612 20 richness richness NN 43963 1612 21 and and CC 43963 1612 22 variety variety NN 43963 1612 23 of of IN 43963 1612 24 the the DT 43963 1612 25 faunas fauna NNS 43963 1612 26 of of IN 43963 1612 27 the the DT 43963 1612 28 calcareous calcareous JJ 43963 1612 29 rocks rock NNS 43963 1612 30 , , , 43963 1612 31 greater great JJR 43963 1612 32 attention attention NN 43963 1612 33 is be VBZ 43963 1612 34 naturally naturally RB 43963 1612 35 paid pay VBN 43963 1612 36 to to IN 43963 1612 37 them -PRON- PRP 43963 1612 38 in in IN 43963 1612 39 geological geological JJ 43963 1612 40 works work NNS 43963 1612 41 , , , 43963 1612 42 and and CC 43963 1612 43 the the DT 43963 1612 44 student student NN 43963 1612 45 may may MD 43963 1612 46 get get VB 43963 1612 47 a a DT 43963 1612 48 false false JJ 43963 1612 49 idea idea NN 43963 1612 50 of of IN 43963 1612 51 their -PRON- PRP$ 43963 1612 52 relative relative JJ 43963 1612 53 importance importance NN 43963 1612 54 . . . 43963 1613 1 An an DT 43963 1613 2 attempt attempt NN 43963 1613 3 is be VBZ 43963 1613 4 made make VBN 43963 1613 5 below below IN 43963 1613 6 ( ( -LRB- 43963 1613 7 Fig fig NN 43963 1613 8 . . . 43963 1614 1 18 18 CD 43963 1614 2 ) ) -RRB- 43963 1614 3 to to TO 43963 1614 4 give give VB 43963 1614 5 a a DT 43963 1614 6 general general JJ 43963 1614 7 idea idea NN 43963 1614 8 of of IN 43963 1614 9 the the DT 43963 1614 10 variations variation NNS 43963 1614 11 in in IN 43963 1614 12 lithological lithological JJ 43963 1614 13 characters character NNS 43963 1614 14 of of IN 43963 1614 15 the the DT 43963 1614 16 Silurian silurian JJ 43963 1614 17 rocks rock NNS 43963 1614 18 in in IN 43963 1614 19 different different JJ 43963 1614 20 parts part NNS 43963 1614 21 of of IN 43963 1614 22 Britain Britain NNP 43963 1614 23 . . . 43963 1615 1 The the DT 43963 1615 2 Silurian silurian JJ 43963 1615 3 strata strata NN 43963 1615 4 are be VBP 43963 1615 5 mostly mostly RB 43963 1615 6 found find VBN 43963 1615 7 in in IN 43963 1615 8 the the DT 43963 1615 9 same same JJ 43963 1615 10 localities locality NNS 43963 1615 11 as as IN 43963 1615 12 those those DT 43963 1615 13 which which WDT 43963 1615 14 furnish furnish VBP 43963 1615 15 exposures exposure NNS 43963 1615 16 of of IN 43963 1615 17 the the DT 43963 1615 18 rocks rock NNS 43963 1615 19 of of IN 43963 1615 20 Ordovician ordovician JJ 43963 1615 21 age age NN 43963 1615 22 . . . 43963 1616 1 The the DT 43963 1616 2 development development NN 43963 1616 3 in in IN 43963 1616 4 the the DT 43963 1616 5 typical typical JJ 43963 1616 6 Silurian silurian JJ 43963 1616 7 region region NN 43963 1616 8 of of IN 43963 1616 9 the the DT 43963 1616 10 Welsh Welsh NNP 43963 1616 11 borders border NNS 43963 1616 12 is be VBZ 43963 1616 13 characterised characterise VBN 43963 1616 14 by by IN 43963 1616 15 the the DT 43963 1616 16 abundance abundance NN 43963 1616 17 of of IN 43963 1616 18 calcareous calcareous JJ 43963 1616 19 matter matter NN 43963 1616 20 which which WDT 43963 1616 21 is be VBZ 43963 1616 22 found find VBN 43963 1616 23 there there RB 43963 1616 24 as as IN 43963 1616 25 compared compare VBN 43963 1616 26 with with IN 43963 1616 27 that that DT 43963 1616 28 which which WDT 43963 1616 29 exists exist VBZ 43963 1616 30 in in IN 43963 1616 31 the the DT 43963 1616 32 other other JJ 43963 1616 33 British british JJ 43963 1616 34 localities locality NNS 43963 1616 35 . . . 43963 1617 1 The the DT 43963 1617 2 Llandovery Llandovery NNP 43963 1617 3 strata strata NN 43963 1617 4 are be VBP 43963 1617 5 sandy sandy JJ 43963 1617 6 , , , 43963 1617 7 often often RB 43963 1617 8 conglomeratic conglomeratic JJ 43963 1617 9 , , , 43963 1617 10 with with IN 43963 1617 11 a a DT 43963 1617 12 fair fair JJ 43963 1617 13 amount amount NN 43963 1617 14 of of IN 43963 1617 15 calcareous calcareous JJ 43963 1617 16 matter matter NN 43963 1617 17 in in IN 43963 1617 18 places place NNS 43963 1617 19 . . . 43963 1618 1 The the DT 43963 1618 2 arenaceous arenaceous JJ 43963 1618 3 nature nature NN 43963 1618 4 is be VBZ 43963 1618 5 undoubtedly undoubtedly RB 43963 1618 6 due due JJ 43963 1618 7 to to IN 43963 1618 8 the the DT 43963 1618 9 proximity proximity NN 43963 1618 10 of of IN 43963 1618 11 land land NN 43963 1618 12 caused cause VBN 43963 1618 13 by by IN 43963 1618 14 local local JJ 43963 1618 15 upheaval upheaval NN 43963 1618 16 at at IN 43963 1618 17 the the DT 43963 1618 18 end end NN 43963 1618 19 of of IN 43963 1618 20 Ordovician ordovician JJ 43963 1618 21 times time NNS 43963 1618 22 , , , 43963 1618 23 and and CC 43963 1618 24 the the DT 43963 1618 25 Upper Upper NNP 43963 1618 26 Llandovery Llandovery NNP 43963 1618 27 rocks rock NNS 43963 1618 28 sometimes sometimes RB 43963 1618 29 rest rest VBP 43963 1618 30 unconformably unconformably RB 43963 1618 31 on on IN 43963 1618 32 the the DT 43963 1618 33 Lower low JJR 43963 1618 34 ones one NNS 43963 1618 35 , , , 43963 1618 36 at at IN 43963 1618 37 other other JJ 43963 1618 38 times time NNS 43963 1618 39 on on IN 43963 1618 40 Ordovician Ordovician NNP 43963 1618 41 , , , 43963 1618 42 Cambrian cambrian JJ 43963 1618 43 , , , 43963 1618 44 or or CC 43963 1618 45 even even RB 43963 1618 46 Precambrian precambrian JJ 43963 1618 47 rocks rock NNS 43963 1618 48 . . . 43963 1619 1 The the DT 43963 1619 2 Tarannon Tarannon NNP 43963 1619 3 shales shale NNS 43963 1619 4 are be VBP 43963 1619 5 light light JJ 43963 1619 6 green green JJ 43963 1619 7 shales shale NNS 43963 1619 8 with with IN 43963 1619 9 intercalated intercalated JJ 43963 1619 10 grits grit NNS 43963 1619 11 . . . 43963 1620 1 The the DT 43963 1620 2 Wenlock Wenlock NNP 43963 1620 3 series series NN 43963 1620 4 consists consist VBZ 43963 1620 5 of of IN 43963 1620 6 a a DT 43963 1620 7 group group NN 43963 1620 8 of of IN 43963 1620 9 shales shale NNS 43963 1620 10 separating separate VBG 43963 1620 11 a a DT 43963 1620 12 lower low JJR 43963 1620 13 , , , 43963 1620 14 very very RB 43963 1620 15 inconstant inconstant JJ 43963 1620 16 , , , 43963 1620 17 earthy earthy JJ 43963 1620 18 limestone limestone NN 43963 1620 19 from from IN 43963 1620 20 an an DT 43963 1620 21 upper upper JJ 43963 1620 22 , , , 43963 1620 23 more more RBR 43963 1620 24 constant constant JJ 43963 1620 25 , , , 43963 1620 26 thicker thick JJR 43963 1620 27 and and CC 43963 1620 28 purer purer NNP 43963 1620 29 limestone limestone NN 43963 1620 30 . . . 43963 1621 1 The the DT 43963 1621 2 latter latter JJ 43963 1621 3 , , , 43963 1621 4 the the DT 43963 1621 5 Wenlock Wenlock NNP 43963 1621 6 limestone limestone NN 43963 1621 7 , , , 43963 1621 8 is be VBZ 43963 1621 9 composed compose VBN 43963 1621 10 of of IN 43963 1621 11 fragments fragment NNS 43963 1621 12 and and CC 43963 1621 13 perfect perfect JJ 43963 1621 14 specimens specimen NNS 43963 1621 15 of of IN 43963 1621 16 various various JJ 43963 1621 17 fossils fossil NNS 43963 1621 18 , , , 43963 1621 19 and and CC 43963 1621 20 the the DT 43963 1621 21 fragmentary fragmentary JJ 43963 1621 22 nature nature NN 43963 1621 23 of of IN 43963 1621 24 many many JJ 43963 1621 25 of of IN 43963 1621 26 the the DT 43963 1621 27 shells shell NNS 43963 1621 28 indicates indicate VBZ 43963 1621 29 the the DT 43963 1621 30 occurrence occurrence NN 43963 1621 31 of of IN 43963 1621 32 wave wave NN 43963 1621 33 - - HYPH 43963 1621 34 action action NN 43963 1621 35 and and CC 43963 1621 36 probable probable JJ 43963 1621 37 formation formation NN 43963 1621 38 in in IN 43963 1621 39 shallow shallow JJ 43963 1621 40 water water NN 43963 1621 41 , , , 43963 1621 42 in in IN 43963 1621 43 some some DT 43963 1621 44 places place NNS 43963 1621 45 against against IN 43963 1621 46 coral coral NN 43963 1621 47 - - HYPH 43963 1621 48 reefs reef NNS 43963 1621 49 . . . 43963 1622 1 The the DT 43963 1622 2 Lower Lower NNP 43963 1622 3 Ludlow Ludlow NNP 43963 1622 4 beds bed NNS 43963 1622 5 consist consist VBP 43963 1622 6 of of IN 43963 1622 7 sandy sandy JJ 43963 1622 8 shales shale NNS 43963 1622 9 ; ; : 43963 1622 10 they -PRON- PRP 43963 1622 11 are be VBP 43963 1622 12 separated separate VBN 43963 1622 13 from from IN 43963 1622 14 the the DT 43963 1622 15 Upper Upper NNP 43963 1622 16 Ludlow Ludlow NNP 43963 1622 17 beds bed NNS 43963 1622 18 by by IN 43963 1622 19 an an DT 43963 1622 20 impure impure NN 43963 1622 21 limestone limestone NN 43963 1622 22 , , , 43963 1622 23 the the DT 43963 1622 24 Aymestry Aymestry NNP 43963 1622 25 limestone limestone NN 43963 1622 26 . . . 43963 1623 1 The the DT 43963 1623 2 Upper Upper NNP 43963 1623 3 Ludlow Ludlow NNP 43963 1623 4 beds bed NNS 43963 1623 5 consist consist VBP 43963 1623 6 mainly mainly RB 43963 1623 7 of of IN 43963 1623 8 grits grit NNS 43963 1623 9 and and CC 43963 1623 10 flags flag NNS 43963 1623 11 , , , 43963 1623 12 often often RB 43963 1623 13 coloured colour VBD 43963 1623 14 red red NN 43963 1623 15 towards towards IN 43963 1623 16 the the DT 43963 1623 17 summit summit NN 43963 1623 18 . . . 43963 1624 1 In in IN 43963 1624 2 North North NNP 43963 1624 3 Wales Wales NNP 43963 1624 4 the the DT 43963 1624 5 Llandovery Llandovery NNP 43963 1624 6 beds bed NNS 43963 1624 7 occasionally occasionally RB 43963 1624 8 present present VBP 43963 1624 9 the the DT 43963 1624 10 shelly shelly RB 43963 1624 11 arenaceous arenaceous JJ 43963 1624 12 types type NNS 43963 1624 13 of of IN 43963 1624 14 deposit deposit NN 43963 1624 15 as as IN 43963 1624 16 near near IN 43963 1624 17 Llangollen Llangollen NNP 43963 1624 18 , , , 43963 1624 19 at at IN 43963 1624 20 other other JJ 43963 1624 21 times time NNS 43963 1624 22 as as IN 43963 1624 23 near near IN 43963 1624 24 Conway Conway NNP 43963 1624 25 , , , 43963 1624 26 Corwen Corwen NNP 43963 1624 27 , , , 43963 1624 28 and and CC 43963 1624 29 in in IN 43963 1624 30 Anglesey Anglesey NNP 43963 1624 31 , , , 43963 1624 32 the the DT 43963 1624 33 graptolitic graptolitic JJ 43963 1624 34 shale shale JJ 43963 1624 35 type type NN 43963 1624 36 . . . 43963 1625 1 They -PRON- PRP 43963 1625 2 also also RB 43963 1625 3 rest rest VBP 43963 1625 4 unconformably unconformably RB 43963 1625 5 upon upon IN 43963 1625 6 the the DT 43963 1625 7 Ordovician ordovician JJ 43963 1625 8 rocks rock NNS 43963 1625 9 in in IN 43963 1625 10 this this DT 43963 1625 11 area area NN 43963 1625 12 . . . 43963 1626 1 The the DT 43963 1626 2 Tarannon Tarannon NNP 43963 1626 3 shales shale NNS 43963 1626 4 resemble resemble VBP 43963 1626 5 those those DT 43963 1626 6 of of IN 43963 1626 7 the the DT 43963 1626 8 border border NN 43963 1626 9 county county NN 43963 1626 10 . . . 43963 1627 1 The the DT 43963 1627 2 Wenlock Wenlock NNP 43963 1627 3 series series NN 43963 1627 4 consists consist VBZ 43963 1627 5 essentially essentially RB 43963 1627 6 of of IN 43963 1627 7 shales shale NNS 43963 1627 8 , , , 43963 1627 9 while while IN 43963 1627 10 the the DT 43963 1627 11 Ludlow Ludlow NNP 43963 1627 12 development development NN 43963 1627 13 differs differ VBZ 43963 1627 14 from from IN 43963 1627 15 that that DT 43963 1627 16 of of IN 43963 1627 17 the the DT 43963 1627 18 borders border NNS 43963 1627 19 in in IN 43963 1627 20 its -PRON- PRP$ 43963 1627 21 greater great JJR 43963 1627 22 thickness thickness NN 43963 1627 23 and and CC 43963 1627 24 the the DT 43963 1627 25 absence absence NN 43963 1627 26 of of IN 43963 1627 27 any any DT 43963 1627 28 calcareous calcareous JJ 43963 1627 29 band band NN 43963 1627 30 in in IN 43963 1627 31 the the DT 43963 1627 32 centre centre NN 43963 1627 33 . . . 43963 1628 1 In in IN 43963 1628 2 Central Central NNP 43963 1628 3 Wales Wales NNP 43963 1628 4 the the DT 43963 1628 5 graptolitic graptolitic JJ 43963 1628 6 type type NN 43963 1628 7 of of IN 43963 1628 8 the the DT 43963 1628 9 Llandovery Llandovery NNP 43963 1628 10 - - HYPH 43963 1628 11 Tarannon Tarannon NNP 43963 1628 12 series series NN 43963 1628 13 is be VBZ 43963 1628 14 found find VBN 43963 1628 15 , , , 43963 1628 16 but but CC 43963 1628 17 the the DT 43963 1628 18 graptolite graptolite JJ 43963 1628 19 - - HYPH 43963 1628 20 bearing bear VBG 43963 1628 21 shales shale NNS 43963 1628 22 of of IN 43963 1628 23 the the DT 43963 1628 24 Llandovery Llandovery NNP 43963 1628 25 epoch epoch NN 43963 1628 26 are be VBP 43963 1628 27 thin thin JJ 43963 1628 28 beds bed NNS 43963 1628 29 occurring occur VBG 43963 1628 30 between between IN 43963 1628 31 grits grit NNS 43963 1628 32 and and CC 43963 1628 33 flags flag NNS 43963 1628 34 no no RB 43963 1628 35 doubt doubt RB 43963 1628 36 deposited deposit VBN 43963 1628 37 in in IN 43963 1628 38 shallow shallow JJ 43963 1628 39 water water NN 43963 1628 40 , , , 43963 1628 41 and and CC 43963 1628 42 this this DT 43963 1628 43 division division NN 43963 1628 44 of of IN 43963 1628 45 the the DT 43963 1628 46 series series NN 43963 1628 47 is be VBZ 43963 1628 48 of of IN 43963 1628 49 very very RB 43963 1628 50 great great JJ 43963 1628 51 thickness thickness NN 43963 1628 52 . . . 43963 1629 1 In in IN 43963 1629 2 South South NNP 43963 1629 3 Wales Wales NNP 43963 1629 4 the the DT 43963 1629 5 Silurian silurian JJ 43963 1629 6 rocks rock NNS 43963 1629 7 are be VBP 43963 1629 8 very very RB 43963 1629 9 similar similar JJ 43963 1629 10 to to IN 43963 1629 11 those those DT 43963 1629 12 of of IN 43963 1629 13 the the DT 43963 1629 14 Welsh Welsh NNP 43963 1629 15 borders border NNS 43963 1629 16 , , , 43963 1629 17 save save VB 43963 1629 18 that that IN 43963 1629 19 the the DT 43963 1629 20 calcareous calcareous JJ 43963 1629 21 deposits deposit NNS 43963 1629 22 are be VBP 43963 1629 23 fewer few JJR 43963 1629 24 and and CC 43963 1629 25 thinner thin JJR 43963 1629 26 . . . 43963 1630 1 The the DT 43963 1630 2 Lake Lake NNP 43963 1630 3 District District NNP 43963 1630 4 Silurian silurian JJ 43963 1630 5 strata strata NN 43963 1630 6 generally generally RB 43963 1630 7 resemble resemble VBP 43963 1630 8 those those DT 43963 1630 9 of of IN 43963 1630 10 North North NNP 43963 1630 11 Wales Wales NNP 43963 1630 12 . . . 43963 1631 1 The the DT 43963 1631 2 Llandovery Llandovery NNP 43963 1631 3 - - HYPH 43963 1631 4 Tarannon Tarannon NNP 43963 1631 5 rocks rock NNS 43963 1631 6 are be VBP 43963 1631 7 of of IN 43963 1631 8 the the DT 43963 1631 9 graptolite graptolite JJ 43963 1631 10 - - HYPH 43963 1631 11 shale shale JJ 43963 1631 12 type type NN 43963 1631 13 , , , 43963 1631 14 intercalated intercalate VBN 43963 1631 15 with with IN 43963 1631 16 fine fine JJ 43963 1631 17 grits grit NNS 43963 1631 18 in in IN 43963 1631 19 the the DT 43963 1631 20 case case NN 43963 1631 21 of of IN 43963 1631 22 the the DT 43963 1631 23 beds bed NNS 43963 1631 24 of of IN 43963 1631 25 Tarannon Tarannon NNP 43963 1631 26 age age NN 43963 1631 27 . . . 43963 1632 1 The the DT 43963 1632 2 Wenlock Wenlock NNP 43963 1632 3 beds bed NNS 43963 1632 4 consist consist VBP 43963 1632 5 of of IN 43963 1632 6 shales shale NNS 43963 1632 7 , , , 43963 1632 8 and and CC 43963 1632 9 the the DT 43963 1632 10 Ludlow Ludlow NNP 43963 1632 11 beds bed NNS 43963 1632 12 of of IN 43963 1632 13 gritty gritty JJ 43963 1632 14 shales shale NNS 43963 1632 15 beneath beneath RB 43963 1632 16 , , , 43963 1632 17 and and CC 43963 1632 18 massive massive JJ 43963 1632 19 flags flag NNS 43963 1632 20 and and CC 43963 1632 21 grits grit NNS 43963 1632 22 at at IN 43963 1632 23 the the DT 43963 1632 24 summit summit NN 43963 1632 25 . . . 43963 1633 1 These these DT 43963 1633 2 Ludlow Ludlow NNP 43963 1633 3 beds bed NNS 43963 1633 4 are be VBP 43963 1633 5 here here RB 43963 1633 6 of of IN 43963 1633 7 great great JJ 43963 1633 8 thickness thickness NN 43963 1633 9 ( ( -LRB- 43963 1633 10 certainly certainly RB 43963 1633 11 not not RB 43963 1633 12 less less JJR 43963 1633 13 than than IN 43963 1633 14 7000 7000 CD 43963 1633 15 feet foot NNS 43963 1633 16 ) ) -RRB- 43963 1633 17 and and CC 43963 1633 18 were be VBD 43963 1633 19 obviously obviously RB 43963 1633 20 accumulated accumulate VBN 43963 1633 21 for for IN 43963 1633 22 the the DT 43963 1633 23 most most JJS 43963 1633 24 part part NN 43963 1633 25 in in IN 43963 1633 26 shallow shallow JJ 43963 1633 27 water water NN 43963 1633 28 . . . 43963 1634 1 The the DT 43963 1634 2 Llandovery Llandovery NNP 43963 1634 3 - - HYPH 43963 1634 4 Tarannon Tarannon NNP 43963 1634 5 rocks rock NNS 43963 1634 6 of of IN 43963 1634 7 Southern Southern NNP 43963 1634 8 Scotland Scotland NNP 43963 1634 9 show show VBP 43963 1634 10 the the DT 43963 1634 11 two two CD 43963 1634 12 types type NNS 43963 1634 13 which which WDT 43963 1634 14 prevailed prevail VBD 43963 1634 15 in in IN 43963 1634 16 the the DT 43963 1634 17 Moffat Moffat NNP 43963 1634 18 and and CC 43963 1634 19 Girvan Girvan NNP 43963 1634 20 areas area NNS 43963 1634 21 in in IN 43963 1634 22 later later JJ 43963 1634 23 Ordovician ordovician JJ 43963 1634 24 times time NNS 43963 1634 25 . . . 43963 1635 1 The the DT 43963 1635 2 Llandovery Llandovery NNP 43963 1635 3 beds bed NNS 43963 1635 4 of of IN 43963 1635 5 Moffat Moffat NNP 43963 1635 6 are be VBP 43963 1635 7 known know VBN 43963 1635 8 as as IN 43963 1635 9 the the DT 43963 1635 10 Birkhill Birkhill NNP 43963 1635 11 shales shale NNS 43963 1635 12 , , , 43963 1635 13 and and CC 43963 1635 14 are be VBP 43963 1635 15 very very RB 43963 1635 16 thin thin JJ 43963 1635 17 . . . 43963 1636 1 The the DT 43963 1636 2 representatives representative NNS 43963 1636 3 of of IN 43963 1636 4 the the DT 43963 1636 5 Tarannon Tarannon NNP 43963 1636 6 shales shale NNS 43963 1636 7 , , , 43963 1636 8 however however RB 43963 1636 9 , , , 43963 1636 10 the the DT 43963 1636 11 Gala Gala NNP 43963 1636 12 beds bed NNS 43963 1636 13 , , , 43963 1636 14 consist consist VB 43963 1636 15 mainly mainly RB 43963 1636 16 of of IN 43963 1636 17 grits grit NNS 43963 1636 18 , , , 43963 1636 19 and and CC 43963 1636 20 attain attain VB 43963 1636 21 a a DT 43963 1636 22 great great JJ 43963 1636 23 thickness thickness NN 43963 1636 24 . . . 43963 1637 1 In in IN 43963 1637 2 the the DT 43963 1637 3 Girvan Girvan NNP 43963 1637 4 area area NN 43963 1637 5 , , , 43963 1637 6 the the DT 43963 1637 7 Llandovery Llandovery NNP 43963 1637 8 beds bed NNS 43963 1637 9 are be VBP 43963 1637 10 of of IN 43963 1637 11 the the DT 43963 1637 12 shelly shelly JJ 43963 1637 13 type type NN 43963 1637 14 . . . 43963 1638 1 Here here RB 43963 1638 2 as as IN 43963 1638 3 at at IN 43963 1638 4 Moffat Moffat NNP 43963 1638 5 and and CC 43963 1638 6 in in IN 43963 1638 7 the the DT 43963 1638 8 Lake Lake NNP 43963 1638 9 District District NNP 43963 1638 10 there there EX 43963 1638 11 is be VBZ 43963 1638 12 perfect perfect JJ 43963 1638 13 conformity conformity NN 43963 1638 14 between between IN 43963 1638 15 the the DT 43963 1638 16 beds bed NNS 43963 1638 17 of of IN 43963 1638 18 Ordovician Ordovician NNP 43963 1638 19 and and CC 43963 1638 20 those those DT 43963 1638 21 of of IN 43963 1638 22 Silurian silurian JJ 43963 1638 23 age age NN 43963 1638 24 , , , 43963 1638 25 and and CC 43963 1638 26 accordingly accordingly RB 43963 1638 27 it -PRON- PRP 43963 1638 28 is be VBZ 43963 1638 29 instructive instructive JJ 43963 1638 30 to to TO 43963 1638 31 note note VB 43963 1638 32 the the DT 43963 1638 33 completeness completeness NN 43963 1638 34 of of IN 43963 1638 35 the the DT 43963 1638 36 palæontological palæontological JJ 43963 1638 37 break break NN 43963 1638 38 , , , 43963 1638 39 especially especially RB 43963 1638 40 in in IN 43963 1638 41 the the DT 43963 1638 42 Moffat Moffat NNP 43963 1638 43 district district NN 43963 1638 44 . . . 43963 1639 1 The the DT 43963 1639 2 higher high JJR 43963 1639 3 Silurian silurian JJ 43963 1639 4 beds bed NNS 43963 1639 5 of of IN 43963 1639 6 Southern Southern NNP 43963 1639 7 Scotland Scotland NNP 43963 1639 8 present present VB 43963 1639 9 a a DT 43963 1639 10 general general JJ 43963 1639 11 resemblance resemblance NN 43963 1639 12 to to IN 43963 1639 13 those those DT 43963 1639 14 of of IN 43963 1639 15 North North NNP 43963 1639 16 Wales Wales NNP 43963 1639 17 and and CC 43963 1639 18 the the DT 43963 1639 19 Lake Lake NNP 43963 1639 20 District[80 District[80 NNP 43963 1639 21 ] ] -RRB- 43963 1639 22 . . . 43963 1640 1 [ [ -LRB- 43963 1640 2 Footnote Footnote NNP 43963 1640 3 80 80 CD 43963 1640 4 : : : 43963 1640 5 For for IN 43963 1640 6 descriptions description NNS 43963 1640 7 of of IN 43963 1640 8 the the DT 43963 1640 9 Silurian silurian JJ 43963 1640 10 beds bed NNS 43963 1640 11 of of IN 43963 1640 12 the the DT 43963 1640 13 typical typical JJ 43963 1640 14 region region NN 43963 1640 15 see see VB 43963 1640 16 Lapworth Lapworth NNP 43963 1640 17 and and CC 43963 1640 18 Watts Watts NNP 43963 1640 19 , , , 43963 1640 20 _ _ NNP 43963 1640 21 Proc Proc NNP 43963 1640 22 . . . 43963 1641 1 Geol Geol NNP 43963 1641 2 . . . 43963 1642 1 Assoc Assoc NNP 43963 1642 2 . . . 43963 1642 3 _ _ NNP 43963 1642 4 , , , 43963 1642 5 vol vol NNP 43963 1642 6 . . . 43963 1643 1 XIII XIII NNP 43963 1643 2 . . . 43963 1644 1 p. p. NN 43963 1644 2 297 297 CD 43963 1644 3 , , , 43963 1644 4 those those DT 43963 1644 5 of of IN 43963 1644 6 Wales Wales NNP 43963 1644 7 are be VBP 43963 1644 8 described describe VBN 43963 1644 9 by by IN 43963 1644 10 Lake Lake NNP 43963 1644 11 and and CC 43963 1644 12 Groom Groom NNP 43963 1644 13 , , , 43963 1644 14 _ _ NNP 43963 1644 15 Quart Quart NNP 43963 1644 16 . . . 43963 1645 1 Journ Journ NNP 43963 1645 2 . . . 43963 1646 1 Geol Geol NNP 43963 1646 2 . . . 43963 1647 1 Soc Soc NNP 43963 1647 2 . . . 43963 1647 3 _ _ NNP 43963 1647 4 , , , 43963 1647 5 vol vol NNP 43963 1647 6 . . . 43963 1648 1 XLIX xlix NN 43963 1648 2 . . . 43963 1649 1 p. p. NN 43963 1649 2 426 426 CD 43963 1649 3 , , , 43963 1649 4 and and CC 43963 1649 5 Lake Lake NNP 43963 1649 6 , , , 43963 1649 7 _ _ NNP 43963 1649 8 ibid ibid NN 43963 1649 9 . . . 43963 1649 10 _ _ NNP 43963 1649 11 vol vol NNP 43963 1649 12 . . . 43963 1650 1 LI LI NNP 43963 1650 2 . . . 43963 1651 1 p. p. NN 43963 1651 2 9 9 CD 43963 1651 3 . . . 43963 1652 1 A a DT 43963 1652 2 description description NN 43963 1652 3 of of IN 43963 1652 4 those those DT 43963 1652 5 of of IN 43963 1652 6 Lakeland Lakeland NNP 43963 1652 7 will will MD 43963 1652 8 be be VB 43963 1652 9 found find VBN 43963 1652 10 in in IN 43963 1652 11 the the DT 43963 1652 12 Memoir Memoir NNP 43963 1652 13 of of IN 43963 1652 14 the the DT 43963 1652 15 Geological Geological NNP 43963 1652 16 Survey Survey NNP 43963 1652 17 " " '' 43963 1652 18 The the DT 43963 1652 19 Geology Geology NNP 43963 1652 20 of of IN 43963 1652 21 the the DT 43963 1652 22 Country Country NNP 43963 1652 23 around around IN 43963 1652 24 Kendal Kendal NNP 43963 1652 25 , , , 43963 1652 26 etc etc FW 43963 1652 27 . . . 43963 1652 28 " " '' 43963 1653 1 while while IN 43963 1653 2 the the DT 43963 1653 3 Scotch Scotch NNP 43963 1653 4 Rocks Rocks NNPS 43963 1653 5 are be VBP 43963 1653 6 described describe VBN 43963 1653 7 in in IN 43963 1653 8 Lapworth Lapworth NNP 43963 1653 9 's 's POS 43963 1653 10 papers paper NNS 43963 1653 11 on on IN 43963 1653 12 Moffat Moffat NNP 43963 1653 13 and and CC 43963 1653 14 Girvan Girvan NNP 43963 1653 15 . . . 43963 1653 16 ] ] -RRB- 43963 1654 1 On on IN 43963 1654 2 the the DT 43963 1654 3 European european JJ 43963 1654 4 continent continent NN 43963 1654 5 we -PRON- PRP 43963 1654 6 find find VBP 43963 1654 7 indications indication NNS 43963 1654 8 of of IN 43963 1654 9 conditions condition NNS 43963 1654 10 similar similar JJ 43963 1654 11 to to IN 43963 1654 12 those those DT 43963 1654 13 which which WDT 43963 1654 14 prevailed prevail VBD 43963 1654 15 during during IN 43963 1654 16 the the DT 43963 1654 17 Ordovician ordovician JJ 43963 1654 18 period period NN 43963 1654 19 ; ; : 43963 1654 20 the the DT 43963 1654 21 strata strata NN 43963 1654 22 become become VBP 43963 1654 23 much much RB 43963 1654 24 thinner thin JJR 43963 1654 25 and and CC 43963 1654 26 more more RBR 43963 1654 27 calcareous calcareous JJ 43963 1654 28 in in IN 43963 1654 29 Scandinavia Scandinavia NNP 43963 1654 30 , , , 43963 1654 31 and and CC 43963 1654 32 still still RB 43963 1654 33 thinner thin JJR 43963 1654 34 in in IN 43963 1654 35 the the DT 43963 1654 36 Baltic baltic JJ 43963 1654 37 provinces province NNS 43963 1654 38 of of IN 43963 1654 39 Russia Russia NNP 43963 1654 40 , , , 43963 1654 41 where where WRB 43963 1654 42 they -PRON- PRP 43963 1654 43 consist consist VBP 43963 1654 44 very very RB 43963 1654 45 largely largely RB 43963 1654 46 of of IN 43963 1654 47 calcareous calcareous JJ 43963 1654 48 matter matter NN 43963 1654 49 . . . 43963 1655 1 In in IN 43963 1655 2 central central JJ 43963 1655 3 Europe Europe NNP 43963 1655 4 the the DT 43963 1655 5 greater great JJR 43963 1655 6 abundance abundance NN 43963 1655 7 of of IN 43963 1655 8 calcareous calcareous JJ 43963 1655 9 matter matter NN 43963 1655 10 , , , 43963 1655 11 compared compare VBN 43963 1655 12 with with IN 43963 1655 13 that that DT 43963 1655 14 which which WDT 43963 1655 15 is be VBZ 43963 1655 16 found find VBN 43963 1655 17 in in IN 43963 1655 18 the the DT 43963 1655 19 Ordovician ordovician JJ 43963 1655 20 strata strata NN 43963 1655 21 of of IN 43963 1655 22 that that DT 43963 1655 23 region region NN 43963 1655 24 , , , 43963 1655 25 points point VBZ 43963 1655 26 to to IN 43963 1655 27 a a DT 43963 1655 28 change change NN 43963 1655 29 in in IN 43963 1655 30 physical physical JJ 43963 1655 31 conditions condition NNS 43963 1655 32 which which WDT 43963 1655 33 became become VBD 43963 1655 34 still still RB 43963 1655 35 more more RBR 43963 1655 36 marked marked JJ 43963 1655 37 after after IN 43963 1655 38 Silurian silurian JJ 43963 1655 39 times time NNS 43963 1655 40 . . . 43963 1656 1 In in IN 43963 1656 2 North North NNP 43963 1656 3 America America NNP 43963 1656 4 , , , 43963 1656 5 the the DT 43963 1656 6 succession succession NN 43963 1656 7 is be VBZ 43963 1656 8 very very RB 43963 1656 9 similar similar JJ 43963 1656 10 to to IN 43963 1656 11 that that DT 43963 1656 12 of of IN 43963 1656 13 Britain Britain NNP 43963 1656 14 , , , 43963 1656 15 the the DT 43963 1656 16 calcareous calcareous JJ 43963 1656 17 development development NN 43963 1656 18 of of IN 43963 1656 19 the the DT 43963 1656 20 Silurian silurian JJ 43963 1656 21 rocks rock NNS 43963 1656 22 being be VBG 43963 1656 23 found find VBN 43963 1656 24 around around IN 43963 1656 25 Niagara Niagara NNP 43963 1656 26 , , , 43963 1656 27 but but CC 43963 1656 28 towards towards IN 43963 1656 29 the the DT 43963 1656 30 close close NN 43963 1656 31 of of IN 43963 1656 32 Silurian silurian JJ 43963 1656 33 times time NNS 43963 1656 34 the the DT 43963 1656 35 shallow shallow JJ 43963 1656 36 - - HYPH 43963 1656 37 water water NN 43963 1656 38 phase phase NN 43963 1656 39 became become VBD 43963 1656 40 marked mark VBN 43963 1656 41 in in IN 43963 1656 42 places place NNS 43963 1656 43 by by IN 43963 1656 44 the the DT 43963 1656 45 deposition deposition NN 43963 1656 46 of of IN 43963 1656 47 chemical chemical NN 43963 1656 48 precipitates precipitate NNS 43963 1656 49 which which WDT 43963 1656 50 indicate indicate VBP 43963 1656 51 the the DT 43963 1656 52 separation separation NN 43963 1656 53 of of IN 43963 1656 54 a a DT 43963 1656 55 portion portion NN 43963 1656 56 of of IN 43963 1656 57 the the DT 43963 1656 58 late late JJ 43963 1656 59 Silurian silurian JJ 43963 1656 60 ocean ocean NN 43963 1656 61 from from IN 43963 1656 62 the the DT 43963 1656 63 main main JJ 43963 1656 64 mass mass NN 43963 1656 65 during during IN 43963 1656 66 the the DT 43963 1656 67 period period NN 43963 1656 68 of of IN 43963 1656 69 formation formation NN 43963 1656 70 of of IN 43963 1656 71 these these DT 43963 1656 72 abnormal abnormal JJ 43963 1656 73 deposits deposit NNS 43963 1656 74 . . . 43963 1657 1 The the DT 43963 1657 2 conditions condition NNS 43963 1657 3 of of IN 43963 1657 4 Silurian silurian JJ 43963 1657 5 times time NNS 43963 1657 6 , , , 43963 1657 7 until until IN 43963 1657 8 the the DT 43963 1657 9 advent advent NN 43963 1657 10 of of IN 43963 1657 11 the the DT 43963 1657 12 shallow shallow JJ 43963 1657 13 - - HYPH 43963 1657 14 water water NN 43963 1657 15 phase phase NN 43963 1657 16 , , , 43963 1657 17 recall recall VB 43963 1657 18 those those DT 43963 1657 19 of of IN 43963 1657 20 Ordovician ordovician JJ 43963 1657 21 times time NNS 43963 1657 22 and and CC 43963 1657 23 point point NN 43963 1657 24 to to IN 43963 1657 25 a a DT 43963 1657 26 wide wide JJ 43963 1657 27 expanse expanse NN 43963 1657 28 of of IN 43963 1657 29 ocean ocean NN 43963 1657 30 at at IN 43963 1657 31 some some DT 43963 1657 32 distance distance NN 43963 1657 33 from from IN 43963 1657 34 the the DT 43963 1657 35 land land NN 43963 1657 36 , , , 43963 1657 37 though though IN 43963 1657 38 the the DT 43963 1657 39 earliest early JJS 43963 1657 40 deposits deposit NNS 43963 1657 41 become become VBP 43963 1657 42 arenaceous arenaceous JJ 43963 1657 43 where where WRB 43963 1657 44 they -PRON- PRP 43963 1657 45 were be VBD 43963 1657 46 deposited deposit VBN 43963 1657 47 against against IN 43963 1657 48 an an DT 43963 1657 49 old old JJ 43963 1657 50 land land NN 43963 1657 51 surface surface NN 43963 1657 52 formed form VBN 43963 1657 53 by by IN 43963 1657 54 the the DT 43963 1657 55 elevation elevation NN 43963 1657 56 of of IN 43963 1657 57 the the DT 43963 1657 58 Welsh Welsh NNP 43963 1657 59 Ordovician ordovician JJ 43963 1657 60 rocks rock NNS 43963 1657 61 , , , 43963 1657 62 which which WDT 43963 1657 63 were be VBD 43963 1657 64 denuded denude VBN 43963 1657 65 to to TO 43963 1657 66 supply supply VB 43963 1657 67 this this DT 43963 1657 68 material material NN 43963 1657 69 . . . 43963 1658 1 One one CD 43963 1658 2 marked mark VBN 43963 1658 3 difference difference NN 43963 1658 4 existed exist VBD 43963 1658 5 between between IN 43963 1658 6 the the DT 43963 1658 7 physical physical JJ 43963 1658 8 conditions condition NNS 43963 1658 9 of of IN 43963 1658 10 our -PRON- PRP$ 43963 1658 11 area area NN 43963 1658 12 during during IN 43963 1658 13 Ordovician ordovician JJ 43963 1658 14 and and CC 43963 1658 15 Silurian silurian JJ 43963 1658 16 times time NNS 43963 1658 17 , , , 43963 1658 18 for for IN 43963 1658 19 the the DT 43963 1658 20 volcanic volcanic JJ 43963 1658 21 activity activity NN 43963 1658 22 which which WDT 43963 1658 23 was be VBD 43963 1658 24 rife rife JJ 43963 1658 25 during during IN 43963 1658 26 Ordovician ordovician JJ 43963 1658 27 times time NNS 43963 1658 28 almost almost RB 43963 1658 29 ceased cease VBD 43963 1658 30 during during IN 43963 1658 31 Silurian silurian JJ 43963 1658 32 times time NNS 43963 1658 33 , , , 43963 1658 34 except except IN 43963 1658 35 in in IN 43963 1658 36 the the DT 43963 1658 37 region region NN 43963 1658 38 now now RB 43963 1658 39 occupied occupy VBN 43963 1658 40 by by IN 43963 1658 41 the the DT 43963 1658 42 extreme extreme JJ 43963 1658 43 south south JJ 43963 1658 44 - - HYPH 43963 1658 45 west west NN 43963 1658 46 of of IN 43963 1658 47 Ireland Ireland NNP 43963 1658 48 , , , 43963 1658 49 and and CC 43963 1658 50 accordingly accordingly RB 43963 1658 51 volcanic volcanic JJ 43963 1658 52 material material NN 43963 1658 53 does do VBZ 43963 1658 54 not not RB 43963 1658 55 appreciably appreciably RB 43963 1658 56 contribute contribute VB 43963 1658 57 to to IN 43963 1658 58 the the DT 43963 1658 59 formation formation NN 43963 1658 60 of of IN 43963 1658 61 the the DT 43963 1658 62 Silurian silurian JJ 43963 1658 63 deposits deposit NNS 43963 1658 64 . . . 43963 1659 1 The the DT 43963 1659 2 shallowness shallowness NN 43963 1659 3 of of IN 43963 1659 4 the the DT 43963 1659 5 sea sea NN 43963 1659 6 - - HYPH 43963 1659 7 floor floor NN 43963 1659 8 at at IN 43963 1659 9 times time NNS 43963 1659 10 is be VBZ 43963 1659 11 marked mark VBN 43963 1659 12 by by IN 43963 1659 13 the the DT 43963 1659 14 occurrence occurrence NN 43963 1659 15 of of IN 43963 1659 16 masses masse NNS 43963 1659 17 of of IN 43963 1659 18 reef reef NN 43963 1659 19 - - HYPH 43963 1659 20 building building NN 43963 1659 21 corals coral NNS 43963 1659 22 in in IN 43963 1659 23 the the DT 43963 1659 24 limestones limestone NNS 43963 1659 25 , , , 43963 1659 26 and and CC 43963 1659 27 these these DT 43963 1659 28 probably probably RB 43963 1659 29 indicate indicate VBP 43963 1659 30 the the DT 43963 1659 31 prevalence prevalence NN 43963 1659 32 of of IN 43963 1659 33 a a DT 43963 1659 34 fairly fairly RB 43963 1659 35 warm warm JJ 43963 1659 36 climate climate NN 43963 1659 37 , , , 43963 1659 38 an an DT 43963 1659 39 inference inference NN 43963 1659 40 supported support VBN 43963 1659 41 by by IN 43963 1659 42 the the DT 43963 1659 43 nature nature NN 43963 1659 44 of of IN 43963 1659 45 the the DT 43963 1659 46 Gastropod Gastropod NNP 43963 1659 47 fauna fauna NNS 43963 1659 48 of of IN 43963 1659 49 Gothland Gothland NNP 43963 1659 50 , , , 43963 1659 51 as as IN 43963 1659 52 noticed notice VBN 43963 1659 53 in in IN 43963 1659 54 Chap Chap NNP 43963 1659 55 . . . 43963 1660 1 IX ix NN 43963 1660 2 . . . 43963 1661 1 The the DT 43963 1661 2 shallow shallow JJ 43963 1661 3 - - HYPH 43963 1661 4 water water NN 43963 1661 5 phase phase NN 43963 1661 6 commences commence NNS 43963 1661 7 fairly fairly RB 43963 1661 8 simultaneously simultaneously RB 43963 1661 9 over over IN 43963 1661 10 the the DT 43963 1661 11 whole whole JJ 43963 1661 12 area area NN 43963 1661 13 at at IN 43963 1661 14 the the DT 43963 1661 15 beginning beginning NN 43963 1661 16 of of IN 43963 1661 17 the the DT 43963 1661 18 deposition deposition NN 43963 1661 19 of of IN 43963 1661 20 the the DT 43963 1661 21 Lower Lower NNP 43963 1661 22 Ludlow Ludlow NNP 43963 1661 23 rocks rock NNS 43963 1661 24 , , , 43963 1661 25 and and CC 43963 1661 26 becomes become VBZ 43963 1661 27 more more RBR 43963 1661 28 marked marked JJ 43963 1661 29 in in IN 43963 1661 30 the the DT 43963 1661 31 Upper Upper NNP 43963 1661 32 Ludlow Ludlow NNP 43963 1661 33 rocks rock NNS 43963 1661 34 , , , 43963 1661 35 being be VBG 43963 1661 36 most most RBS 43963 1661 37 noticeable noticeable JJ 43963 1661 38 at at IN 43963 1661 39 their -PRON- PRP$ 43963 1661 40 extreme extreme JJ 43963 1661 41 summit summit NN 43963 1661 42 , , , 43963 1661 43 when when WRB 43963 1661 44 a a DT 43963 1661 45 change change NN 43963 1661 46 occurred occur VBD 43963 1661 47 which which WDT 43963 1661 48 will will MD 43963 1661 49 be be VB 43963 1661 50 considered consider VBN 43963 1661 51 at at IN 43963 1661 52 the the DT 43963 1661 53 conclusion conclusion NN 43963 1661 54 of of IN 43963 1661 55 this this DT 43963 1661 56 chapter chapter NN 43963 1661 57 . . . 43963 1662 1 _ _ NNP 43963 1662 2 The the DT 43963 1662 3 Silurian Silurian NNP 43963 1662 4 Faunas[81 faunas[81 ADD 43963 1662 5 ] ] -RRB- 43963 1662 6 . . . 43963 1662 7 _ _ NNP 43963 1662 8 The the DT 43963 1662 9 Silurian silurian JJ 43963 1662 10 period period NN 43963 1662 11 has have VBZ 43963 1662 12 been be VBN 43963 1662 13 termed term VBN 43963 1662 14 the the DT 43963 1662 15 period period NN 43963 1662 16 of of IN 43963 1662 17 Crinoids Crinoids NNP 43963 1662 18 , , , 43963 1662 19 and and CC 43963 1662 20 this this DT 43963 1662 21 group group NN 43963 1662 22 of of IN 43963 1662 23 creatures creature NNS 43963 1662 24 certainly certainly RB 43963 1662 25 contained contain VBD 43963 1662 26 a a DT 43963 1662 27 great great JJ 43963 1662 28 variety variety NN 43963 1662 29 of of IN 43963 1662 30 very very RB 43963 1662 31 remarkable remarkable JJ 43963 1662 32 forms form NNS 43963 1662 33 , , , 43963 1662 34 which which WDT 43963 1662 35 are be VBP 43963 1662 36 specially specially RB 43963 1662 37 numerous numerous JJ 43963 1662 38 in in IN 43963 1662 39 the the DT 43963 1662 40 Wenlock Wenlock NNP 43963 1662 41 Limestone Limestone NNP 43963 1662 42 of of IN 43963 1662 43 the the DT 43963 1662 44 Welsh Welsh NNP 43963 1662 45 borders border NNS 43963 1662 46 , , , 43963 1662 47 Gothland Gothland NNP 43963 1662 48 , , , 43963 1662 49 and and CC 43963 1662 50 North North NNP 43963 1662 51 America America NNP 43963 1662 52 , , , 43963 1662 53 but but CC 43963 1662 54 many many JJ 43963 1662 55 of of IN 43963 1662 56 the the DT 43963 1662 57 rocks rock NNS 43963 1662 58 of of IN 43963 1662 59 the the DT 43963 1662 60 system system NN 43963 1662 61 display display VBP 43963 1662 62 few few JJ 43963 1662 63 traces trace NNS 43963 1662 64 of of IN 43963 1662 65 these these DT 43963 1662 66 organisms organism NNS 43963 1662 67 . . . 43963 1663 1 The the DT 43963 1663 2 trilobites trilobite NNS 43963 1663 3 and and CC 43963 1663 4 graptolites graptolite NNS 43963 1663 5 still still RB 43963 1663 6 contribute contribute VBP 43963 1663 7 largely largely RB 43963 1663 8 to to IN 43963 1663 9 the the DT 43963 1663 10 fauna fauna NNS 43963 1663 11 , , , 43963 1663 12 the the DT 43963 1663 13 latter latter JJ 43963 1663 14 becoming become VBG 43963 1663 15 very very RB 43963 1663 16 scarce scarce JJ 43963 1663 17 at at IN 43963 1663 18 the the DT 43963 1663 19 summit summit NN 43963 1663 20 of of IN 43963 1663 21 the the DT 43963 1663 22 system system NN 43963 1663 23 , , , 43963 1663 24 though though IN 43963 1663 25 a a DT 43963 1663 26 few few JJ 43963 1663 27 specimens specimen NNS 43963 1663 28 have have VBP 43963 1663 29 been be VBN 43963 1663 30 detected detect VBN 43963 1663 31 in in IN 43963 1663 32 the the DT 43963 1663 33 rocks rock NNS 43963 1663 34 of of IN 43963 1663 35 the the DT 43963 1663 36 succeeding succeed VBG 43963 1663 37 system system NN 43963 1663 38 . . . 43963 1664 1 The the DT 43963 1664 2 trilobites trilobite NNS 43963 1664 3 belong belong VBP 43963 1664 4 to to IN 43963 1664 5 few few JJ 43963 1664 6 genera genera NN 43963 1664 7 though though IN 43963 1664 8 these these DT 43963 1664 9 are be VBP 43963 1664 10 mostly mostly RB 43963 1664 11 more more RBR 43963 1664 12 highly highly RB 43963 1664 13 organised organised JJ 43963 1664 14 than than IN 43963 1664 15 those those DT 43963 1664 16 of of IN 43963 1664 17 the the DT 43963 1664 18 Ordovician ordovician JJ 43963 1664 19 period period NN 43963 1664 20 . . . 43963 1665 1 The the DT 43963 1665 2 genus genus NN 43963 1665 3 _ _ NNP 43963 1665 4 Harpes Harpes NNPS 43963 1665 5 _ _ NNP 43963 1665 6 has have VBZ 43963 1665 7 been be VBN 43963 1665 8 taken take VBN 43963 1665 9 as as RB 43963 1665 10 fairly fairly RB 43963 1665 11 characteristic characteristic JJ 43963 1665 12 of of IN 43963 1665 13 the the DT 43963 1665 14 lower low JJR 43963 1665 15 part part NN 43963 1665 16 of of IN 43963 1665 17 the the DT 43963 1665 18 system system NN 43963 1665 19 in in IN 43963 1665 20 Sweden Sweden NNP 43963 1665 21 , , , 43963 1665 22 and and CC 43963 1665 23 it -PRON- PRP 43963 1665 24 occurs occur VBZ 43963 1665 25 there there RB 43963 1665 26 abundantly abundantly RB 43963 1665 27 in in IN 43963 1665 28 places place NNS 43963 1665 29 in in IN 43963 1665 30 Britain Britain NNP 43963 1665 31 , , , 43963 1665 32 whilst whilst IN 43963 1665 33 _ _ NNP 43963 1665 34 Encrinurus Encrinurus NNP 43963 1665 35 _ _ NNP 43963 1665 36 is be VBZ 43963 1665 37 more more RBR 43963 1665 38 abundant abundant JJ 43963 1665 39 in in IN 43963 1665 40 the the DT 43963 1665 41 upper upper JJ 43963 1665 42 series series NN 43963 1665 43 , , , 43963 1665 44 but but CC 43963 1665 45 both both DT 43963 1665 46 of of IN 43963 1665 47 these these DT 43963 1665 48 genera genera NN 43963 1665 49 range range NN 43963 1665 50 from from IN 43963 1665 51 higher high JJR 43963 1665 52 Ordovician ordovician JJ 43963 1665 53 beds bed NNS 43963 1665 54 into into IN 43963 1665 55 the the DT 43963 1665 56 Devonian Devonian NNP 43963 1665 57 . . . 43963 1666 1 Mention Mention NNP 43963 1666 2 has have VBZ 43963 1666 3 already already RB 43963 1666 4 been be VBN 43963 1666 5 made make VBN 43963 1666 6 of of IN 43963 1666 7 the the DT 43963 1666 8 corals coral NNS 43963 1666 9 . . . 43963 1667 1 Brachiopods brachiopod NNS 43963 1667 2 are be VBP 43963 1667 3 very very RB 43963 1667 4 abundant abundant JJ 43963 1667 5 , , , 43963 1667 6 and and CC 43963 1667 7 Mollusca Mollusca NNP 43963 1667 8 appear appear VBP 43963 1667 9 with with IN 43963 1667 10 considerable considerable JJ 43963 1667 11 frequency frequency NN 43963 1667 12 . . . 43963 1668 1 The the DT 43963 1668 2 appearance appearance NN 43963 1668 3 of of IN 43963 1668 4 true true JJ 43963 1668 5 insects insect NNS 43963 1668 6 is be VBZ 43963 1668 7 of of IN 43963 1668 8 importance importance NN 43963 1668 9 , , , 43963 1668 10 cockroaches cockroach NNS 43963 1668 11 have have VBP 43963 1668 12 been be VBN 43963 1668 13 recorded record VBN 43963 1668 14 from from IN 43963 1668 15 Silurian silurian JJ 43963 1668 16 rocks rock NNS 43963 1668 17 and and CC 43963 1668 18 a a DT 43963 1668 19 number number NN 43963 1668 20 of of IN 43963 1668 21 other other JJ 43963 1668 22 insects insect NNS 43963 1668 23 have have VBP 43963 1668 24 lately lately RB 43963 1668 25 been be VBN 43963 1668 26 recorded record VBN 43963 1668 27 from from IN 43963 1668 28 Canada[82 Canada[82 NNP 43963 1668 29 ] ] -RRB- 43963 1668 30 . . . 43963 1669 1 Eurypterids eurypterid NNS 43963 1669 2 occur occur VBP 43963 1669 3 in in IN 43963 1669 4 considerable considerable JJ 43963 1669 5 abundance abundance NN 43963 1669 6 in in IN 43963 1669 7 the the DT 43963 1669 8 higher high JJR 43963 1669 9 parts part NNS 43963 1669 10 of of IN 43963 1669 11 the the DT 43963 1669 12 system system NN 43963 1669 13 , , , 43963 1669 14 as as IN 43963 1669 15 do do VBP 43963 1669 16 also also RB 43963 1669 17 the the DT 43963 1669 18 remains remain NNS 43963 1669 19 of of IN 43963 1669 20 fish fish NN 43963 1669 21 . . . 43963 1670 1 [ [ -LRB- 43963 1670 2 Footnote Footnote NNP 43963 1670 3 81 81 CD 43963 1670 4 : : : 43963 1670 5 For for IN 43963 1670 6 an an DT 43963 1670 7 account account NN 43963 1670 8 of of IN 43963 1670 9 the the DT 43963 1670 10 Silurian silurian JJ 43963 1670 11 faunas fauna NNS 43963 1670 12 the the DT 43963 1670 13 student student NN 43963 1670 14 may may MD 43963 1670 15 consult consult VB 43963 1670 16 Sir Sir NNP 43963 1670 17 R. R. NNP 43963 1670 18 I. I. NNP 43963 1670 19 Murchison Murchison NNP 43963 1670 20 's 's POS 43963 1670 21 _ _ NNP 43963 1670 22 Silurian Silurian NNP 43963 1670 23 System System NNP 43963 1670 24 _ _ NNP 43963 1670 25 or or CC 43963 1670 26 the the DT 43963 1670 27 shorter short JJR 43963 1670 28 _ _ NNP 43963 1670 29 Siluria Siluria NNP 43963 1670 30 _ _ NNP 43963 1670 31 and and CC 43963 1670 32 Lapworth Lapworth NNP 43963 1670 33 's 's POS 43963 1670 34 paper paper NN 43963 1670 35 on on IN 43963 1670 36 the the DT 43963 1670 37 Geological Geological NNP 43963 1670 38 Distribution Distribution NNP 43963 1670 39 of of IN 43963 1670 40 the the DT 43963 1670 41 Rhabdophora Rhabdophora NNP 43963 1670 42 . . . 43963 1670 43 ] ] -RRB- 43963 1671 1 [ [ -LRB- 43963 1671 2 Footnote Footnote NNP 43963 1671 3 82 82 CD 43963 1671 4 : : : 43963 1671 5 See see VB 43963 1671 6 an an DT 43963 1671 7 article article NN 43963 1671 8 by by IN 43963 1671 9 Dr Dr NNP 43963 1671 10 G. G. NNP 43963 1671 11 F. F. NNP 43963 1671 12 Matthew Matthew NNP 43963 1671 13 , , , 43963 1671 14 " " `` 43963 1671 15 Description description NN 43963 1671 16 of of IN 43963 1671 17 an an DT 43963 1671 18 extinct extinct JJ 43963 1671 19 Palæozoic Palæozoic NNP 43963 1671 20 Insect Insect NNP 43963 1671 21 and and CC 43963 1671 22 a a DT 43963 1671 23 review review NN 43963 1671 24 of of IN 43963 1671 25 the the DT 43963 1671 26 Fauna Fauna NNP 43963 1671 27 with with IN 43963 1671 28 which which WDT 43963 1671 29 it -PRON- PRP 43963 1671 30 occurs occur VBZ 43963 1671 31 , , , 43963 1671 32 " " '' 43963 1671 33 _ _ NNP 43963 1671 34 Bulletin Bulletin NNP 43963 1671 35 _ _ NNP 43963 1671 36 XV XV NNP 43963 1671 37 . . . 43963 1672 1 _ _ XX 43963 1672 2 of of IN 43963 1672 3 the the DT 43963 1672 4 Natural Natural NNP 43963 1672 5 History History NNP 43963 1672 6 Society Society NNP 43963 1672 7 of of IN 43963 1672 8 New New NNP 43963 1672 9 Brunswick Brunswick NNP 43963 1672 10 _ _ NNP 43963 1672 11 . . . 43963 1673 1 The the DT 43963 1673 2 Silurian silurian JJ 43963 1673 3 Rocks Rocks NNPS 43963 1673 4 of of IN 43963 1673 5 the the DT 43963 1673 6 Little Little NNP 43963 1673 7 River River NNP 43963 1673 8 Group Group NNP 43963 1673 9 of of IN 43963 1673 10 St St NNP 43963 1673 11 John John NNP 43963 1673 12 , , , 43963 1673 13 New New NNP 43963 1673 14 Brunswick Brunswick NNP 43963 1673 15 , , , 43963 1673 16 have have VBP 43963 1673 17 yielded yield VBN 43963 1673 18 species specie NNS 43963 1673 19 of of IN 43963 1673 20 land land NN 43963 1673 21 snails snail NNS 43963 1673 22 , , , 43963 1673 23 two two CD 43963 1673 24 doubtful doubtful JJ 43963 1673 25 saw saw NN 43963 1673 26 - - HYPH 43963 1673 27 bugs bug NNS 43963 1673 28 , , , 43963 1673 29 several several JJ 43963 1673 30 arachnids arachnid NNS 43963 1673 31 , , , 43963 1673 32 and and CC 43963 1673 33 myriopods myriopod NNS 43963 1673 34 , , , 43963 1673 35 two two CD 43963 1673 36 insects insect NNS 43963 1673 37 of of IN 43963 1673 38 the the DT 43963 1673 39 order order NN 43963 1673 40 Thysanura Thysanura NNP 43963 1673 41 ( ( -LRB- 43963 1673 42 Spring spring NN 43963 1673 43 - - HYPH 43963 1673 44 tails tail NNS 43963 1673 45 ) ) -RRB- 43963 1673 46 , , , 43963 1673 47 and and CC 43963 1673 48 eight eight CD 43963 1673 49 Palæodictyoptera Palæodictyoptera NNP 43963 1673 50 . . . 43963 1673 51 ] ] -RRB- 43963 1674 1 The the DT 43963 1674 2 close close NN 43963 1674 3 of of IN 43963 1674 4 Silurian silurian JJ 43963 1674 5 times time NNS 43963 1674 6 ushered usher VBD 43963 1674 7 in in RP 43963 1674 8 the the DT 43963 1674 9 second second JJ 43963 1674 10 continental continental JJ 43963 1674 11 period period NN 43963 1674 12 in in IN 43963 1674 13 Britain Britain NNP 43963 1674 14 when when WRB 43963 1674 15 a a DT 43963 1674 16 large large JJ 43963 1674 17 part part NN 43963 1674 18 of of IN 43963 1674 19 our -PRON- PRP$ 43963 1674 20 area area NN 43963 1674 21 and and CC 43963 1674 22 the the DT 43963 1674 23 adjoining adjoin VBG 43963 1674 24 areas area NNS 43963 1674 25 to to IN 43963 1674 26 the the DT 43963 1674 27 north north NN 43963 1674 28 and and CC 43963 1674 29 north north NN 43963 1674 30 - - HYPH 43963 1674 31 east east NN 43963 1674 32 were be VBD 43963 1674 33 uplifted uplift VBN 43963 1674 34 to to TO 43963 1674 35 form form VB 43963 1674 36 land land NN 43963 1674 37 , , , 43963 1674 38 which which WDT 43963 1674 39 in in IN 43963 1674 40 the the DT 43963 1674 41 case case NN 43963 1674 42 of of IN 43963 1674 43 our -PRON- PRP$ 43963 1674 44 area area NN 43963 1674 45 was be VBD 43963 1674 46 interpenetrated interpenetrate VBN 43963 1674 47 by by IN 43963 1674 48 watery watery JJ 43963 1674 49 tracts tract NNS 43963 1674 50 , , , 43963 1674 51 whose whose WP$ 43963 1674 52 exact exact JJ 43963 1674 53 nature nature NN 43963 1674 54 is be VBZ 43963 1674 55 still still RB 43963 1674 56 a a DT 43963 1674 57 subject subject NN 43963 1674 58 of of IN 43963 1674 59 dispute dispute NN 43963 1674 60 . . . 43963 1675 1 Accordingly accordingly RB 43963 1675 2 the the DT 43963 1675 3 deposits deposit NNS 43963 1675 4 which which WDT 43963 1675 5 were be VBD 43963 1675 6 formed form VBN 43963 1675 7 during during IN 43963 1675 8 this this DT 43963 1675 9 period period NN 43963 1675 10 are be VBP 43963 1675 11 local local JJ 43963 1675 12 and and CC 43963 1675 13 in in IN 43963 1675 14 some some DT 43963 1675 15 cases case NNS 43963 1675 16 abnormal abnormal JJ 43963 1675 17 , , , 43963 1675 18 but but CC 43963 1675 19 they -PRON- PRP 43963 1675 20 will will MD 43963 1675 21 be be VB 43963 1675 22 considered consider VBN 43963 1675 23 in in IN 43963 1675 24 the the DT 43963 1675 25 next next JJ 43963 1675 26 chapter chapter NN 43963 1675 27 . . . 43963 1676 1 Simultaneously simultaneously RB 43963 1676 2 with with IN 43963 1676 3 the the DT 43963 1676 4 formation formation NN 43963 1676 5 of of IN 43963 1676 6 these these DT 43963 1676 7 deposits deposit NNS 43963 1676 8 , , , 43963 1676 9 uplift uplift NN 43963 1676 10 of of IN 43963 1676 11 the the DT 43963 1676 12 sea sea NN 43963 1676 13 - - HYPH 43963 1676 14 floor floor NN 43963 1676 15 converted convert VBD 43963 1676 16 wider wider RBR 43963 1676 17 and and CC 43963 1676 18 wider wide JJR 43963 1676 19 areas area NNS 43963 1676 20 into into IN 43963 1676 21 land land NN 43963 1676 22 , , , 43963 1676 23 and and CC 43963 1676 24 this this DT 43963 1676 25 land land NN 43963 1676 26 underwent undergo VBD 43963 1676 27 considerable considerable JJ 43963 1676 28 denudation denudation NN 43963 1676 29 , , , 43963 1676 30 so so IN 43963 1676 31 that that IN 43963 1676 32 the the DT 43963 1676 33 tops top NNS 43963 1676 34 of of IN 43963 1676 35 the the DT 43963 1676 36 anticlines anticline NNS 43963 1676 37 were be VBD 43963 1676 38 worn wear VBN 43963 1676 39 away away RP 43963 1676 40 . . . 43963 1677 1 The the DT 43963 1677 2 general general JJ 43963 1677 3 trend trend NN 43963 1677 4 of of IN 43963 1677 5 the the DT 43963 1677 6 anticlines anticline NNS 43963 1677 7 was be VBD 43963 1677 8 east east JJ 43963 1677 9 - - HYPH 43963 1677 10 north north NN 43963 1677 11 - - HYPH 43963 1677 12 east east NN 43963 1677 13 and and CC 43963 1677 14 west west JJ 43963 1677 15 - - HYPH 43963 1677 16 south south NN 43963 1677 17 - - HYPH 43963 1677 18 west west NN 43963 1677 19 , , , 43963 1677 20 and and CC 43963 1677 21 accordingly accordingly RB 43963 1677 22 a a DT 43963 1677 23 series series NN 43963 1677 24 of of IN 43963 1677 25 mountain mountain NN 43963 1677 26 chains chain NNS 43963 1677 27 possessed possess VBD 43963 1677 28 that that DT 43963 1677 29 direction direction NN 43963 1677 30 , , , 43963 1677 31 for for IN 43963 1677 32 the the DT 43963 1677 33 epeirogenic epeirogenic JJ 43963 1677 34 movements movement NNS 43963 1677 35 were be VBD 43963 1677 36 accompanied accompany VBN 43963 1677 37 by by IN 43963 1677 38 orogenic orogenic JJ 43963 1677 39 ones one NNS 43963 1677 40 . . . 43963 1678 1 Between between IN 43963 1678 2 the the DT 43963 1678 3 regions region NNS 43963 1678 4 of of IN 43963 1678 5 uplifts uplift NNS 43963 1678 6 were be VBD 43963 1678 7 depressions depression NNS 43963 1678 8 in in IN 43963 1678 9 which which WDT 43963 1678 10 sediments sediment NNS 43963 1678 11 accumulated accumulate VBN 43963 1678 12 . . . 43963 1679 1 The the DT 43963 1679 2 principal principal JJ 43963 1679 3 axes axis NNS 43963 1679 4 of of IN 43963 1679 5 uplift uplift NN 43963 1679 6 in in IN 43963 1679 7 our -PRON- PRP$ 43963 1679 8 area area NN 43963 1679 9 range range NN 43963 1679 10 through through IN 43963 1679 11 the the DT 43963 1679 12 North North NNP 43963 1679 13 of of IN 43963 1679 14 Scotland Scotland NNP 43963 1679 15 towards towards IN 43963 1679 16 Scandinavia Scandinavia NNP 43963 1679 17 , , , 43963 1679 18 across across IN 43963 1679 19 the the DT 43963 1679 20 Southern Southern NNP 43963 1679 21 Scotch Scotch NNP 43963 1679 22 Uplands Uplands NNPS 43963 1679 23 to to IN 43963 1679 24 the the DT 43963 1679 25 North North NNP 43963 1679 26 of of IN 43963 1679 27 Ireland Ireland NNP 43963 1679 28 , , , 43963 1679 29 through through IN 43963 1679 30 the the DT 43963 1679 31 Lake Lake NNP 43963 1679 32 District District NNP 43963 1679 33 and and CC 43963 1679 34 through through IN 43963 1679 35 Wales Wales NNP 43963 1679 36 . . . 43963 1680 1 As as IN 43963 1680 2 the the DT 43963 1680 3 result result NN 43963 1680 4 of of IN 43963 1680 5 lateral lateral JJ 43963 1680 6 pressure pressure NN 43963 1680 7 , , , 43963 1680 8 a a DT 43963 1680 9 cleavage cleavage NN 43963 1680 10 structure structure NN 43963 1680 11 was be VBD 43963 1680 12 impressed impressed JJ 43963 1680 13 on on IN 43963 1680 14 many many JJ 43963 1680 15 of of IN 43963 1680 16 the the DT 43963 1680 17 Lower low JJR 43963 1680 18 Palæozoic Palæozoic NNP 43963 1680 19 rocks rock NNS 43963 1680 20 , , , 43963 1680 21 the the DT 43963 1680 22 strike strike NN 43963 1680 23 of of IN 43963 1680 24 the the DT 43963 1680 25 rocks rock NNS 43963 1680 26 extended extend VBN 43963 1680 27 in in IN 43963 1680 28 the the DT 43963 1680 29 direction direction NN 43963 1680 30 of of IN 43963 1680 31 the the DT 43963 1680 32 ridges ridge NNS 43963 1680 33 and and CC 43963 1680 34 depressions depression NNS 43963 1680 35 , , , 43963 1680 36 and and CC 43963 1680 37 the the DT 43963 1680 38 rocks rock NNS 43963 1680 39 as as IN 43963 1680 40 a a DT 43963 1680 41 whole whole NN 43963 1680 42 became become VBD 43963 1680 43 considerably considerably RB 43963 1680 44 compacted compact VBN 43963 1680 45 and and CC 43963 1680 46 hardened harden VBN 43963 1680 47 , , , 43963 1680 48 thus thus RB 43963 1680 49 producing produce VBG 43963 1680 50 one one CD 43963 1680 51 of of IN 43963 1680 52 the the DT 43963 1680 53 most most RBS 43963 1680 54 important important JJ 43963 1680 55 portions portion NNS 43963 1680 56 of of IN 43963 1680 57 the the DT 43963 1680 58 framework framework NN 43963 1680 59 of of IN 43963 1680 60 our -PRON- PRP$ 43963 1680 61 island island NN 43963 1680 62 , , , 43963 1680 63 for for IN 43963 1680 64 although although IN 43963 1680 65 the the DT 43963 1680 66 ancient ancient JJ 43963 1680 67 mountain mountain NN 43963 1680 68 chains chain NNS 43963 1680 69 were be VBD 43963 1680 70 largely largely RB 43963 1680 71 denuded denude VBN 43963 1680 72 during during IN 43963 1680 73 their -PRON- PRP$ 43963 1680 74 elevation elevation NN 43963 1680 75 , , , 43963 1680 76 and and CC 43963 1680 77 their -PRON- PRP$ 43963 1680 78 stumps stump NNS 43963 1680 79 were be VBD 43963 1680 80 afterwards afterwards RB 43963 1680 81 covered cover VBN 43963 1680 82 by by IN 43963 1680 83 later later JJ 43963 1680 84 deposits deposit NNS 43963 1680 85 , , , 43963 1680 86 upon upon IN 43963 1680 87 the the DT 43963 1680 88 removal removal NN 43963 1680 89 of of IN 43963 1680 90 these these DT 43963 1680 91 , , , 43963 1680 92 the the DT 43963 1680 93 ancient ancient JJ 43963 1680 94 stumps stump NNS 43963 1680 95 were be VBD 43963 1680 96 once once RB 43963 1680 97 more more RBR 43963 1680 98 exposed exposed JJ 43963 1680 99 as as IN 43963 1680 100 fairly fairly RB 43963 1680 101 rigid rigid JJ 43963 1680 102 masses masse NNS 43963 1680 103 which which WDT 43963 1680 104 do do VBP 43963 1680 105 not not RB 43963 1680 106 yield yield VB 43963 1680 107 greatly greatly RB 43963 1680 108 to to IN 43963 1680 109 denuding denuding NN 43963 1680 110 influences influence NNS 43963 1680 111 , , , 43963 1680 112 and and CC 43963 1680 113 accordingly accordingly RB 43963 1680 114 stand stand VB 43963 1680 115 out out RP 43963 1680 116 as as IN 43963 1680 117 the the DT 43963 1680 118 most most RBS 43963 1680 119 important important JJ 43963 1680 120 upland upland JJ 43963 1680 121 regions region NNS 43963 1680 122 of of IN 43963 1680 123 Britain Britain NNP 43963 1680 124 at at IN 43963 1680 125 the the DT 43963 1680 126 present present JJ 43963 1680 127 day day NN 43963 1680 128 . . . 43963 1681 1 It -PRON- PRP 43963 1681 2 is be VBZ 43963 1681 3 interesting interesting JJ 43963 1681 4 to to TO 43963 1681 5 notice notice VB 43963 1681 6 , , , 43963 1681 7 as as IN 43963 1681 8 an an DT 43963 1681 9 illustration illustration NN 43963 1681 10 of of IN 43963 1681 11 the the DT 43963 1681 12 now now RB 43963 1681 13 well well RB 43963 1681 14 established establish VBN 43963 1681 15 fact fact NN 43963 1681 16 that that IN 43963 1681 17 successive successive JJ 43963 1681 18 earth earth NN 43963 1681 19 movements movement NNS 43963 1681 20 often often RB 43963 1681 21 occur occur VBP 43963 1681 22 in in IN 43963 1681 23 the the DT 43963 1681 24 same same JJ 43963 1681 25 direction direction NN 43963 1681 26 , , , 43963 1681 27 that that IN 43963 1681 28 the the DT 43963 1681 29 axes axis NNS 43963 1681 30 of of IN 43963 1681 31 the the DT 43963 1681 32 folds fold NNS 43963 1681 33 produced produce VBN 43963 1681 34 during during IN 43963 1681 35 this this DT 43963 1681 36 second second JJ 43963 1681 37 continental continental NN 43963 1681 38 ( ( -LRB- 43963 1681 39 Devonian Devonian NNP 43963 1681 40 ) ) -RRB- 43963 1681 41 period period NN 43963 1681 42 , , , 43963 1681 43 run run VB 43963 1681 44 parallel parallel NN 43963 1681 45 with with IN 43963 1681 46 the the DT 43963 1681 47 lines line NNS 43963 1681 48 separating separate VBG 43963 1681 49 tracts tract NNS 43963 1681 50 of of IN 43963 1681 51 different different JJ 43963 1681 52 lithological lithological JJ 43963 1681 53 characters character NNS 43963 1681 54 . . . 43963 1682 1 It -PRON- PRP 43963 1682 2 has have VBZ 43963 1682 3 been be VBN 43963 1682 4 seen see VBN 43963 1682 5 that that IN 43963 1682 6 the the DT 43963 1682 7 Ordovician ordovician JJ 43963 1682 8 and and CC 43963 1682 9 Silurian silurian JJ 43963 1682 10 rocks rock NNS 43963 1682 11 of of IN 43963 1682 12 the the DT 43963 1682 13 Southern southern JJ 43963 1682 14 Uplands upland NNS 43963 1682 15 continue continue VBP 43963 1682 16 into into IN 43963 1682 17 Ireland Ireland NNP 43963 1682 18 , , , 43963 1682 19 and and CC 43963 1682 20 that that IN 43963 1682 21 the the DT 43963 1682 22 beds bed NNS 43963 1682 23 of of IN 43963 1682 24 similar similar JJ 43963 1682 25 characters character NNS 43963 1682 26 run run VBP 43963 1682 27 in in IN 43963 1682 28 belts belt NNS 43963 1682 29 having have VBG 43963 1682 30 a a DT 43963 1682 31 general general JJ 43963 1682 32 east east JJ 43963 1682 33 - - HYPH 43963 1682 34 north north NN 43963 1682 35 - - HYPH 43963 1682 36 east east NN 43963 1682 37 and and CC 43963 1682 38 west west JJ 43963 1682 39 - - HYPH 43963 1682 40 south south JJ 43963 1682 41 - - HYPH 43963 1682 42 west west NN 43963 1682 43 trend trend NN 43963 1682 44 , , , 43963 1682 45 which which WDT 43963 1682 46 accordingly accordingly RB 43963 1682 47 must must MD 43963 1682 48 have have VB 43963 1682 49 been be VBN 43963 1682 50 the the DT 43963 1682 51 direction direction NN 43963 1682 52 of of IN 43963 1682 53 the the DT 43963 1682 54 coast coast NN 43963 1682 55 - - HYPH 43963 1682 56 line line NN 43963 1682 57 parallel parallel NN 43963 1682 58 to to TO 43963 1682 59 which which WDT 43963 1682 60 they -PRON- PRP 43963 1682 61 were be VBD 43963 1682 62 deposited deposit VBN 43963 1682 63 , , , 43963 1682 64 and and CC 43963 1682 65 as as IN 43963 1682 66 that that DT 43963 1682 67 coast coast NN 43963 1682 68 - - HYPH 43963 1682 69 line line NN 43963 1682 70 was be VBD 43963 1682 71 due due JJ 43963 1682 72 to to IN 43963 1682 73 uplift uplift NN 43963 1682 74 , , , 43963 1682 75 the the DT 43963 1682 76 movement movement NN 43963 1682 77 which which WDT 43963 1682 78 produced produce VBD 43963 1682 79 it -PRON- PRP 43963 1682 80 would would MD 43963 1682 81 naturally naturally RB 43963 1682 82 produce produce VB 43963 1682 83 foldings folding NNS 43963 1682 84 with with IN 43963 1682 85 east east JJ 43963 1682 86 - - HYPH 43963 1682 87 north north NN 43963 1682 88 - - HYPH 43963 1682 89 east east NN 43963 1682 90 and and CC 43963 1682 91 west west JJ 43963 1682 92 - - HYPH 43963 1682 93 south south JJ 43963 1682 94 - - HYPH 43963 1682 95 west west NN 43963 1682 96 trend trend NN 43963 1682 97 . . . 43963 1683 1 This this DT 43963 1683 2 is be VBZ 43963 1683 3 one one CD 43963 1683 4 of of IN 43963 1683 5 many many JJ 43963 1683 6 cases case NNS 43963 1683 7 where where WRB 43963 1683 8 the the DT 43963 1683 9 lines line NNS 43963 1683 10 separating separate VBG 43963 1683 11 belts belt NNS 43963 1683 12 of of IN 43963 1683 13 rock rock NN 43963 1683 14 having have VBG 43963 1683 15 different different JJ 43963 1683 16 lithological lithological JJ 43963 1683 17 characters character NNS 43963 1683 18 run run VBP 43963 1683 19 parallel parallel NN 43963 1683 20 to to IN 43963 1683 21 axial axial JJ 43963 1683 22 lines line NNS 43963 1683 23 of of IN 43963 1683 24 folds fold NNS 43963 1683 25 which which WDT 43963 1683 26 have have VBP 43963 1683 27 been be VBN 43963 1683 28 produced produce VBN 43963 1683 29 in in IN 43963 1683 30 the the DT 43963 1683 31 rocks rock NNS 43963 1683 32 at at IN 43963 1683 33 a a DT 43963 1683 34 later later JJ 43963 1683 35 period period NN 43963 1683 36 . . . 43963 1684 1 As as IN 43963 1684 2 the the DT 43963 1684 3 result result NN 43963 1684 4 of of IN 43963 1684 5 the the DT 43963 1684 6 existence existence NN 43963 1684 7 of of IN 43963 1684 8 land land NN 43963 1684 9 over over IN 43963 1684 10 parts part NNS 43963 1684 11 of of IN 43963 1684 12 north north NN 43963 1684 13 - - HYPH 43963 1684 14 west west NN 43963 1684 15 Europe Europe NNP 43963 1684 16 in in IN 43963 1684 17 Devonian Devonian NNP 43963 1684 18 times time NNS 43963 1684 19 , , , 43963 1684 20 it -PRON- PRP 43963 1684 21 is be VBZ 43963 1684 22 comparatively comparatively RB 43963 1684 23 rare rare JJ 43963 1684 24 to to TO 43963 1684 25 find find VB 43963 1684 26 a a DT 43963 1684 27 passage passage NN 43963 1684 28 from from IN 43963 1684 29 normal normal JJ 43963 1684 30 Silurian silurian JJ 43963 1684 31 rocks rock NNS 43963 1684 32 into into IN 43963 1684 33 normal normal JJ 43963 1684 34 Devonian devonian JJ 43963 1684 35 ones one NNS 43963 1684 36 ; ; : 43963 1684 37 there there EX 43963 1684 38 is be VBZ 43963 1684 39 often often RB 43963 1684 40 an an DT 43963 1684 41 unconformity unconformity NN 43963 1684 42 above above IN 43963 1684 43 the the DT 43963 1684 44 Silurian silurian JJ 43963 1684 45 strata strata NN 43963 1684 46 . . . 43963 1685 1 As as IN 43963 1685 2 we -PRON- PRP 43963 1685 3 proceed proceed VBP 43963 1685 4 southwards southward NNS 43963 1685 5 towards towards IN 43963 1685 6 central central JJ 43963 1685 7 Europe Europe NNP 43963 1685 8 , , , 43963 1685 9 where where WRB 43963 1685 10 the the DT 43963 1685 11 epeirogenic epeirogenic JJ 43963 1685 12 and and CC 43963 1685 13 orogenic orogenic JJ 43963 1685 14 movements movement NNS 43963 1685 15 died die VBD 43963 1685 16 out out RP 43963 1685 17 , , , 43963 1685 18 this this DT 43963 1685 19 is be VBZ 43963 1685 20 not not RB 43963 1685 21 the the DT 43963 1685 22 case case NN 43963 1685 23 , , , 43963 1685 24 and and CC 43963 1685 25 we -PRON- PRP 43963 1685 26 get get VBP 43963 1685 27 complete complete JJ 43963 1685 28 conformity conformity NN 43963 1685 29 between between IN 43963 1685 30 marine marine JJ 43963 1685 31 sediments sediment NNS 43963 1685 32 of of IN 43963 1685 33 the the DT 43963 1685 34 Silurian silurian JJ 43963 1685 35 and and CC 43963 1685 36 Devonian Devonian NNP 43963 1685 37 periods period NNS 43963 1685 38 . . . 43963 1686 1 CHAPTER CHAPTER NNP 43963 1686 2 XVII XVII NNP 43963 1686 3 . . . 43963 1687 1 THE the DT 43963 1687 2 DEVONIAN DEVONIAN NNP 43963 1687 3 SYSTEM system NN 43963 1687 4 . . . 43963 1688 1 _ _ NNP 43963 1688 2 Classification Classification NNP 43963 1688 3 . . . 43963 1688 4 _ _ NNP 43963 1688 5 As as IN 43963 1688 6 a a DT 43963 1688 7 result result NN 43963 1688 8 of of IN 43963 1688 9 the the DT 43963 1688 10 movements movement NNS 43963 1688 11 which which WDT 43963 1688 12 were be VBD 43963 1688 13 briefly briefly NN 43963 1688 14 described describe VBN 43963 1688 15 in in IN 43963 1688 16 the the DT 43963 1688 17 last last JJ 43963 1688 18 chapter chapter NN 43963 1688 19 , , , 43963 1688 20 two two CD 43963 1688 21 types type NNS 43963 1688 22 of of IN 43963 1688 23 Devonian Devonian NNP 43963 1688 24 deposit deposit NN 43963 1688 25 are be VBP 43963 1688 26 found find VBN 43963 1688 27 in in IN 43963 1688 28 the the DT 43963 1688 29 British British NNP 43963 1688 30 Isles Isles NNPS 43963 1688 31 , , , 43963 1688 32 and and CC 43963 1688 33 are be VBP 43963 1688 34 called call VBN 43963 1688 35 respectively respectively RB 43963 1688 36 the the DT 43963 1688 37 Devon Devon NNP 43963 1688 38 type type NN 43963 1688 39 and and CC 43963 1688 40 the the DT 43963 1688 41 Old Old NNP 43963 1688 42 Red Red NNP 43963 1688 43 Sandstone Sandstone NNP 43963 1688 44 type type NN 43963 1688 45 . . . 43963 1689 1 The the DT 43963 1689 2 latter latter JJ 43963 1689 3 rocks rock NNS 43963 1689 4 , , , 43963 1689 5 formerly formerly RB 43963 1689 6 divided divide VBN 43963 1689 7 into into IN 43963 1689 8 three three CD 43963 1689 9 divisions division NNS 43963 1689 10 , , , 43963 1689 11 are be VBP 43963 1689 12 now now RB 43963 1689 13 separated separate VBN 43963 1689 14 into into IN 43963 1689 15 two two CD 43963 1689 16 only only RB 43963 1689 17 , , , 43963 1689 18 the the DT 43963 1689 19 upper upper JJ 43963 1689 20 and and CC 43963 1689 21 lower low JJR 43963 1689 22 Old Old NNP 43963 1689 23 Red Red NNP 43963 1689 24 Sandstone Sandstone NNP 43963 1689 25 , , , 43963 1689 26 and and CC 43963 1689 27 the the DT 43963 1689 28 exact exact JJ 43963 1689 29 relation relation NN 43963 1689 30 of of IN 43963 1689 31 these these DT 43963 1689 32 to to IN 43963 1689 33 the the DT 43963 1689 34 different different JJ 43963 1689 35 subdivisions subdivision NNS 43963 1689 36 of of IN 43963 1689 37 the the DT 43963 1689 38 rocks rock NNS 43963 1689 39 of of IN 43963 1689 40 Devon Devon NNP 43963 1689 41 type type NN 43963 1689 42 remains remain VBZ 43963 1689 43 to to TO 43963 1689 44 be be VB 43963 1689 45 settled settle VBN 43963 1689 46 . . . 43963 1690 1 The the DT 43963 1690 2 Devon Devon NNP 43963 1690 3 type type NN 43963 1690 4 itself -PRON- PRP 43963 1690 5 has have VBZ 43963 1690 6 given give VBN 43963 1690 7 rise rise NN 43963 1690 8 to to IN 43963 1690 9 much much JJ 43963 1690 10 difference difference NN 43963 1690 11 of of IN 43963 1690 12 opinion opinion NN 43963 1690 13 , , , 43963 1690 14 two two CD 43963 1690 15 local local JJ 43963 1690 16 classifications classification NNS 43963 1690 17 have have VBP 43963 1690 18 been be VBN 43963 1690 19 applied apply VBN 43963 1690 20 , , , 43963 1690 21 one one CD 43963 1690 22 for for IN 43963 1690 23 the the DT 43963 1690 24 rocks rock NNS 43963 1690 25 of of IN 43963 1690 26 North North NNP 43963 1690 27 Devon Devon NNP 43963 1690 28 and and CC 43963 1690 29 another another DT 43963 1690 30 for for IN 43963 1690 31 those those DT 43963 1690 32 of of IN 43963 1690 33 South South NNP 43963 1690 34 Devon Devon NNP 43963 1690 35 . . . 43963 1691 1 The the DT 43963 1691 2 classification classification NN 43963 1691 3 which which WDT 43963 1691 4 has have VBZ 43963 1691 5 been be VBN 43963 1691 6 most most RBS 43963 1691 7 generally generally RB 43963 1691 8 adopted adopt VBN 43963 1691 9 is be VBZ 43963 1691 10 as as IN 43963 1691 11 follows:-- follows:-- NNP 43963 1691 12 N. N. NNP 43963 1691 13 Devon Devon NNP 43963 1691 14 . . . 43963 1692 1 S. S. NNP 43963 1692 2 Devon[83 Devon[83 NNP 43963 1692 3 ] ] -RRB- 43963 1692 4 . . . 43963 1693 1 { { -LRB- 43963 1693 2 Pilton Pilton NNP 43963 1693 3 Beds Beds NNP 43963 1693 4 { { -LRB- 43963 1693 5 Entomis Entomis NNP 43963 1693 6 Slates Slates NNP 43963 1693 7 Upper Upper NNP 43963 1693 8 Devonian Devonian NNP 43963 1693 9 { { -LRB- 43963 1693 10 Cucullæa Cucullæa NNP 43963 1693 11 ( ( -LRB- 43963 1693 12 Marwood Marwood NNP 43963 1693 13 ) ) -RRB- 43963 1693 14 { { -LRB- 43963 1693 15 Goniatite Goniatite NNP 43963 1693 16 Limestones Limestones NNP 43963 1693 17 ( ( -LRB- 43963 1693 18 Clymenian Clymenian NNP 43963 1693 19 ) ) -RRB- 43963 1693 20 { { -LRB- 43963 1693 21 Beds bed NNS 43963 1693 22 { { -LRB- 43963 1693 23 and and CC 43963 1693 24 Slates Slates NNPS 43963 1693 25 { { -LRB- 43963 1693 26 Pickwell Pickwell NNP 43963 1693 27 Down down IN 43963 1693 28 Sandstone Sandstone NNP 43963 1693 29 { { -LRB- 43963 1693 30 Massive Massive NNP 43963 1693 31 Limestones Limestones NNPS 43963 1693 32 Middle Middle NNP 43963 1693 33 Devonian devonian NN 43963 1693 34 { { -LRB- 43963 1693 35 Morte Morte NNP 43963 1693 36 Slates Slates NNPS 43963 1693 37 { { -LRB- 43963 1693 38 Middle middle JJ 43963 1693 39 Devonian Devonian NNP 43963 1693 40 ( ( -LRB- 43963 1693 41 Eifelian Eifelian NNP 43963 1693 42 ) ) -RRB- 43963 1693 43 { { -LRB- 43963 1693 44 Ilfracombe Ilfracombe NNP 43963 1693 45 Beds Beds NNPS 43963 1693 46 { { -LRB- 43963 1693 47 Limestones Limestones NNP 43963 1693 48 { { -LRB- 43963 1693 49 Ashprington Ashprington NNP 43963 1693 50 Volcanic Volcanic NNP 43963 1693 51 { { -LRB- 43963 1693 52 Series Series NNP 43963 1693 53 { { -LRB- 43963 1693 54 Eifelian Eifelian NNP 43963 1693 55 Slates Slates NNPS 43963 1693 56 and and CC 43963 1693 57 { { -LRB- 43963 1693 58 Shaly Shaly NNP 43963 1693 59 Limestones Limestones NNP 43963 1693 60 { { -LRB- 43963 1693 61 Lower low JJR 43963 1693 62 Devonian devonian NN 43963 1693 63 Lower low JJR 43963 1693 64 Devonian Devonian NNP 43963 1693 65 { { -LRB- 43963 1693 66 Hangman Hangman NNP 43963 1693 67 Grits Grits NNPS 43963 1693 68 { { -LRB- 43963 1693 69 Slates Slates NNP 43963 1693 70 ( ( -LRB- 43963 1693 71 Coblenzian Coblenzian NNP 43963 1693 72 ) ) -RRB- 43963 1693 73 { { -LRB- 43963 1693 74 Lynton Lynton NNP 43963 1693 75 Slates Slates NNPS 43963 1693 76 { { -LRB- 43963 1693 77 Lincombe Lincombe NNP 43963 1693 78 and and CC 43963 1693 79 Warberry Warberry NNP 43963 1693 80 { { -LRB- 43963 1693 81 Foreland Foreland NNP 43963 1693 82 Grits Grits NNPS 43963 1693 83 { { -LRB- 43963 1693 84 Grits Grits NNPS 43963 1693 85 and and CC 43963 1693 86 { { -LRB- 43963 1693 87 Meadfoot Meadfoot NNP 43963 1693 88 Sands sand VBZ 43963 1693 89 [ [ -LRB- 43963 1693 90 Footnote Footnote NNP 43963 1693 91 83 83 CD 43963 1693 92 : : : 43963 1693 93 An an DT 43963 1693 94 account account NN 43963 1693 95 of of IN 43963 1693 96 the the DT 43963 1693 97 South South NNP 43963 1693 98 Devon Devon NNP 43963 1693 99 rocks rock NNS 43963 1693 100 by by IN 43963 1693 101 Mr Mr NNP 43963 1693 102 Ussher Ussher NNP 43963 1693 103 will will MD 43963 1693 104 be be VB 43963 1693 105 found find VBN 43963 1693 106 in in IN 43963 1693 107 the the DT 43963 1693 108 _ _ NNP 43963 1693 109 Quart Quart NNP 43963 1693 110 . . . 43963 1694 1 Journ Journ NNP 43963 1694 2 . . . 43963 1695 1 Geol Geol NNP 43963 1695 2 . . . 43963 1696 1 Soc Soc NNP 43963 1696 2 . . . 43963 1696 3 _ _ NNP 43963 1696 4 , , , 43963 1696 5 vol vol NNP 43963 1696 6 . . . 43963 1697 1 XLVI xlvi NN 43963 1697 2 . . . 43963 1698 1 p. p. NN 43963 1698 2 487 487 CD 43963 1698 3 ; ; : 43963 1698 4 from from IN 43963 1698 5 it -PRON- PRP 43963 1698 6 the the DT 43963 1698 7 above above JJ 43963 1698 8 classification classification NN 43963 1698 9 of of IN 43963 1698 10 the the DT 43963 1698 11 rocks rock NNS 43963 1698 12 of of IN 43963 1698 13 S. S. NNP 43963 1698 14 Devon Devon NNP 43963 1698 15 is be VBZ 43963 1698 16 taken take VBN 43963 1698 17 . . . 43963 1698 18 ] ] -RRB- 43963 1699 1 The the DT 43963 1699 2 division division NN 43963 1699 3 into into IN 43963 1699 4 Lower low JJR 43963 1699 5 Middle Middle NNP 43963 1699 6 and and CC 43963 1699 7 Upper Upper NNP 43963 1699 8 Devonian Devonian NNP 43963 1699 9 is be VBZ 43963 1699 10 generally generally RB 43963 1699 11 adopted adopt VBN 43963 1699 12 , , , 43963 1699 13 though though IN 43963 1699 14 the the DT 43963 1699 15 alternative alternative JJ 43963 1699 16 titles title NNS 43963 1699 17 given give VBN 43963 1699 18 to to IN 43963 1699 19 these these DT 43963 1699 20 divisions division NNS 43963 1699 21 are be VBP 43963 1699 22 not not RB 43963 1699 23 always always RB 43963 1699 24 used use VBN 43963 1699 25 with with IN 43963 1699 26 the the DT 43963 1699 27 same same JJ 43963 1699 28 signification signification NN 43963 1699 29 , , , 43963 1699 30 and and CC 43963 1699 31 the the DT 43963 1699 32 distribution distribution NN 43963 1699 33 of of IN 43963 1699 34 the the DT 43963 1699 35 different different JJ 43963 1699 36 local local JJ 43963 1699 37 stages stage NNS 43963 1699 38 given give VBN 43963 1699 39 in in IN 43963 1699 40 the the DT 43963 1699 41 above above JJ 43963 1699 42 classifications classification NNS 43963 1699 43 is be VBZ 43963 1699 44 usually usually RB 43963 1699 45 adopted adopt VBN 43963 1699 46 in in IN 43963 1699 47 the the DT 43963 1699 48 main main JJ 43963 1699 49 , , , 43963 1699 50 though though IN 43963 1699 51 a a DT 43963 1699 52 detailed detailed JJ 43963 1699 53 comparison comparison NN 43963 1699 54 of of IN 43963 1699 55 the the DT 43963 1699 56 Devonian Devonian NNP 43963 1699 57 beds bed NNS 43963 1699 58 of of IN 43963 1699 59 North North NNP 43963 1699 60 and and CC 43963 1699 61 South South NNP 43963 1699 62 Devon Devon NNP 43963 1699 63 is be VBZ 43963 1699 64 still still RB 43963 1699 65 attended attend VBN 43963 1699 66 with with IN 43963 1699 67 difficulty difficulty NN 43963 1699 68 . . . 43963 1700 1 More More JJR 43963 1700 2 than than IN 43963 1700 3 once once RB 43963 1700 4 an an DT 43963 1700 5 attempt attempt NN 43963 1700 6 has have VBZ 43963 1700 7 been be VBN 43963 1700 8 made make VBN 43963 1700 9 to to TO 43963 1700 10 prove prove VB 43963 1700 11 that that IN 43963 1700 12 the the DT 43963 1700 13 apparent apparent JJ 43963 1700 14 succession succession NN 43963 1700 15 of of IN 43963 1700 16 the the DT 43963 1700 17 North North NNP 43963 1700 18 Devon Devon NNP 43963 1700 19 rocks rock NNS 43963 1700 20 , , , 43963 1700 21 which which WDT 43963 1700 22 is be VBZ 43963 1700 23 that that DT 43963 1700 24 given give VBN 43963 1700 25 in in IN 43963 1700 26 the the DT 43963 1700 27 above above JJ 43963 1700 28 table table NN 43963 1700 29 , , , 43963 1700 30 is be VBZ 43963 1700 31 not not RB 43963 1700 32 the the DT 43963 1700 33 true true JJ 43963 1700 34 one one NN 43963 1700 35 , , , 43963 1700 36 and and CC 43963 1700 37 of of IN 43963 1700 38 recent recent JJ 43963 1700 39 years year NNS 43963 1700 40 Dr Dr NNP 43963 1700 41 Hicks Hicks NNP 43963 1700 42 has have VBZ 43963 1700 43 obtained obtain VBN 43963 1700 44 a a DT 43963 1700 45 number number NN 43963 1700 46 of of IN 43963 1700 47 fossils fossil NNS 43963 1700 48 from from IN 43963 1700 49 the the DT 43963 1700 50 Morte Morte NNP 43963 1700 51 Slates Slates NNPS 43963 1700 52 which which WDT 43963 1700 53 had have VBD 43963 1700 54 hitherto hitherto VBN 43963 1700 55 yielded yield VBN 43963 1700 56 none none NN 43963 1700 57 , , , 43963 1700 58 and and CC 43963 1700 59 he -PRON- PRP 43963 1700 60 believes believe VBZ 43963 1700 61 that that IN 43963 1700 62 these these DT 43963 1700 63 fossils fossil NNS 43963 1700 64 indicate indicate VBP 43963 1700 65 that that IN 43963 1700 66 the the DT 43963 1700 67 Morte Morte NNP 43963 1700 68 Slates Slates NNPS 43963 1700 69 are be VBP 43963 1700 70 on on IN 43963 1700 71 a a DT 43963 1700 72 lower low JJR 43963 1700 73 horizon horizon NN 43963 1700 74 than than IN 43963 1700 75 the the DT 43963 1700 76 beds bed NNS 43963 1700 77 on on IN 43963 1700 78 which which WDT 43963 1700 79 they -PRON- PRP 43963 1700 80 rest rest VBP 43963 1700 81 . . . 43963 1701 1 Whatever whatever WDT 43963 1701 2 be be VB 43963 1701 3 the the DT 43963 1701 4 ultimate ultimate JJ 43963 1701 5 verdict verdict NN 43963 1701 6 , , , 43963 1701 7 we -PRON- PRP 43963 1701 8 can can MD 43963 1701 9 , , , 43963 1701 10 at at IN 43963 1701 11 any any DT 43963 1701 12 rate rate NN 43963 1701 13 , , , 43963 1701 14 say say VBP 43963 1701 15 that that IN 43963 1701 16 the the DT 43963 1701 17 " " `` 43963 1701 18 Devonian Devonian NNP 43963 1701 19 Question Question NNP 43963 1701 20 , , , 43963 1701 21 " " '' 43963 1701 22 as as IN 43963 1701 23 it -PRON- PRP 43963 1701 24 is be VBZ 43963 1701 25 termed term VBN 43963 1701 26 , , , 43963 1701 27 is be VBZ 43963 1701 28 not not RB 43963 1701 29 settled[84 settled[84 NNP 43963 1701 30 ] ] -RRB- 43963 1701 31 . . . 43963 1702 1 [ [ -LRB- 43963 1702 2 Footnote footnote NN 43963 1702 3 84 84 CD 43963 1702 4 : : : 43963 1702 5 See see VB 43963 1702 6 Hicks Hicks NNP 43963 1702 7 , , , 43963 1702 8 H. H. NNP 43963 1702 9 , , , 43963 1702 10 " " `` 43963 1702 11 On on IN 43963 1702 12 the the DT 43963 1702 13 Morte Morte NNP 43963 1702 14 Slates Slates NNPS 43963 1702 15 and and CC 43963 1702 16 Associated Associated NNP 43963 1702 17 Beds Beds NNPS 43963 1702 18 in in IN 43963 1702 19 North North NNP 43963 1702 20 Devon Devon NNP 43963 1702 21 and and CC 43963 1702 22 West West NNP 43963 1702 23 Somerset Somerset NNP 43963 1702 24 , , , 43963 1702 25 " " '' 43963 1702 26 _ _ NNP 43963 1702 27 Quart Quart NNP 43963 1702 28 . . . 43963 1703 1 Journ Journ NNP 43963 1703 2 . . . 43963 1704 1 Geol Geol NNP 43963 1704 2 . . . 43963 1705 1 Soc Soc NNP 43963 1705 2 . . . 43963 1705 3 _ _ NNP 43963 1705 4 , , , 43963 1705 5 vols vol NNS 43963 1705 6 . . . 43963 1706 1 LII LII NNP 43963 1706 2 . . . 43963 1707 1 p. p. NN 43963 1707 2 254 254 CD 43963 1707 3 , , , 43963 1707 4 LIII LIII NNP 43963 1707 5 . . . 43963 1708 1 p. p. NN 43963 1709 1 438 438 CD 43963 1709 2 . . . 43963 1709 3 ] ] -RRB- 43963 1710 1 _ _ NNP 43963 1710 2 Description Description NNP 43963 1710 3 of of IN 43963 1710 4 the the DT 43963 1710 5 Strata Strata NNP 43963 1710 6 . . . 43963 1710 7 _ _ NNP 43963 1710 8 The the DT 43963 1710 9 general general JJ 43963 1710 10 variations variation NNS 43963 1710 11 in in IN 43963 1710 12 the the DT 43963 1710 13 lithological lithological JJ 43963 1710 14 characters character NNS 43963 1710 15 of of IN 43963 1710 16 the the DT 43963 1710 17 deposits deposit NNS 43963 1710 18 of of IN 43963 1710 19 Devonian Devonian NNP 43963 1710 20 age age NN 43963 1710 21 will will MD 43963 1710 22 be be VB 43963 1710 23 seen see VBN 43963 1710 24 from from IN 43963 1710 25 the the DT 43963 1710 26 accompanying accompany VBG 43963 1710 27 figure figure NN 43963 1710 28 which which WDT 43963 1710 29 represents represent VBZ 43963 1710 30 the the DT 43963 1710 31 deposits deposit NNS 43963 1710 32 of of IN 43963 1710 33 Britain Britain NNP 43963 1710 34 as as IN 43963 1710 35 they -PRON- PRP 43963 1710 36 occurred occur VBD 43963 1710 37 from from IN 43963 1710 38 north north NN 43963 1710 39 to to IN 43963 1710 40 south south NN 43963 1710 41 before before IN 43963 1710 42 they -PRON- PRP 43963 1710 43 had have VBD 43963 1710 44 been be VBN 43963 1710 45 affected affect VBN 43963 1710 46 by by IN 43963 1710 47 subsequent subsequent JJ 43963 1710 48 earth earth NN 43963 1710 49 - - HYPH 43963 1710 50 movements movement NNS 43963 1710 51 ( ( -LRB- 43963 1710 52 Fig fig NN 43963 1710 53 . . . 43963 1711 1 19 19 CD 43963 1711 2 ) ) -RRB- 43963 1711 3 . . . 43963 1712 1 The the DT 43963 1712 2 conventional conventional JJ 43963 1712 3 signs sign NNS 43963 1712 4 which which WDT 43963 1712 5 are be VBP 43963 1712 6 used use VBN 43963 1712 7 are be VBP 43963 1712 8 similar similar JJ 43963 1712 9 to to IN 43963 1712 10 those those DT 43963 1712 11 which which WDT 43963 1712 12 have have VBP 43963 1712 13 been be VBN 43963 1712 14 used use VBN 43963 1712 15 in in IN 43963 1712 16 other other JJ 43963 1712 17 parts part NNS 43963 1712 18 of of IN 43963 1712 19 this this DT 43963 1712 20 work work NN 43963 1712 21 , , , 43963 1712 22 and and CC 43963 1712 23 will will MD 43963 1712 24 save save VB 43963 1712 25 description description NN 43963 1712 26 of of IN 43963 1712 27 the the DT 43963 1712 28 section section NN 43963 1712 29 . . . 43963 1713 1 [ [ -LRB- 43963 1713 2 Illustration illustration NN 43963 1713 3 : : : 43963 1713 4 Fig Fig NNP 43963 1713 5 . . . 43963 1714 1 19 19 CD 43963 1714 2 . . . 43963 1715 1 A. A. NNP 43963 1716 1 Lower low JJR 43963 1716 2 Palæozoic Palæozoic NNP 43963 1716 3 and and CC 43963 1716 4 Precambrian Precambrian NNP 43963 1716 5 Rocks rock NNS 43963 1716 6 . . . 43963 1717 1 N.S. N.S. NNP 43963 1718 1 North North NNP 43963 1718 2 of of IN 43963 1718 3 Scotland Scotland NNP 43963 1718 4 } } -RRB- 43963 1718 5 C.V. C.V. NNP 43963 1718 6 Central Central NNP 43963 1718 7 valley valley NN 43963 1718 8 of of IN 43963 1718 9 ditto ditto NN 43963 1718 10 } } -RRB- 43963 1718 11 Old Old NNP 43963 1718 12 Red Red NNP 43963 1718 13 Sandstone Sandstone NNP 43963 1718 14 Type Type NNP 43963 1718 15 . . . 43963 1719 1 W. W. NNP 43963 1719 2 Wales Wales NNP 43963 1719 3 } } -RRB- 43963 1719 4 N.D. North Dakota NNP 43963 1719 5 North North NNP 43963 1719 6 Devon Devon NNP 43963 1719 7 } } -RRB- 43963 1719 8 Devon Devon NNP 43963 1719 9 Type Type NNP 43963 1719 10 . . . 43963 1720 1 S.D. S.D. NNP 43963 1721 1 South South NNP 43963 1721 2 Devon Devon NNP 43963 1721 3 } } -RRB- 43963 1721 4 ] ] -RRB- 43963 1721 5 The the DT 43963 1721 6 ridges ridge NNS 43963 1721 7 separate separate VBP 43963 1721 8 different different JJ 43963 1721 9 deposits deposit NNS 43963 1721 10 of of IN 43963 1721 11 Devonian devonian JJ 43963 1721 12 rocks rock NNS 43963 1721 13 , , , 43963 1721 14 which which WDT 43963 1721 15 were be VBD 43963 1721 16 possibly possibly RB 43963 1721 17 deposited deposit VBN 43963 1721 18 in in IN 43963 1721 19 isolated isolated JJ 43963 1721 20 areas area NNS 43963 1721 21 , , , 43963 1721 22 though though IN 43963 1721 23 there there EX 43963 1721 24 was be VBD 43963 1721 25 probably probably RB 43963 1721 26 connexion connexion NN 43963 1721 27 between between IN 43963 1721 28 them -PRON- PRP 43963 1721 29 at at IN 43963 1721 30 any any DT 43963 1721 31 rate rate NN 43963 1721 32 at at IN 43963 1721 33 times time NNS 43963 1721 34 . . . 43963 1722 1 The the DT 43963 1722 2 Old Old NNP 43963 1722 3 Red Red NNP 43963 1722 4 Sandstone Sandstone NNP 43963 1722 5 type type NN 43963 1722 6 consists consist VBZ 43963 1722 7 to to IN 43963 1722 8 a a DT 43963 1722 9 large large JJ 43963 1722 10 extent extent NN 43963 1722 11 , , , 43963 1722 12 as as IN 43963 1722 13 the the DT 43963 1722 14 name name NN 43963 1722 15 implies imply VBZ 43963 1722 16 , , , 43963 1722 17 of of IN 43963 1722 18 sandstones sandstone NNS 43963 1722 19 which which WDT 43963 1722 20 are be VBP 43963 1722 21 coloured colour VBN 43963 1722 22 red red JJ 43963 1722 23 by by IN 43963 1722 24 a a DT 43963 1722 25 deposit deposit NN 43963 1722 26 of of IN 43963 1722 27 peroxide peroxide NN 43963 1722 28 of of IN 43963 1722 29 iron iron NN 43963 1722 30 around around IN 43963 1722 31 the the DT 43963 1722 32 sand sand NN 43963 1722 33 grains grain NNS 43963 1722 34 . . . 43963 1723 1 They -PRON- PRP 43963 1723 2 are be VBP 43963 1723 3 separable separable JJ 43963 1723 4 into into IN 43963 1723 5 a a DT 43963 1723 6 lower low JJR 43963 1723 7 and and CC 43963 1723 8 upper upper JJ 43963 1723 9 division division NN 43963 1723 10 with with IN 43963 1723 11 an an DT 43963 1723 12 unconformity unconformity NN 43963 1723 13 often often RB 43963 1723 14 occurring occur VBG 43963 1723 15 between between IN 43963 1723 16 them -PRON- PRP 43963 1723 17 . . . 43963 1724 1 The the DT 43963 1724 2 lower low JJR 43963 1724 3 Old Old NNP 43963 1724 4 Red Red NNP 43963 1724 5 passes pass VBZ 43963 1724 6 down down RP 43963 1724 7 in in IN 43963 1724 8 places place NNS 43963 1724 9 into into IN 43963 1724 10 the the DT 43963 1724 11 Silurian silurian JJ 43963 1724 12 rocks rock NNS 43963 1724 13 with with IN 43963 1724 14 perfect perfect JJ 43963 1724 15 conformity conformity NN 43963 1724 16 , , , 43963 1724 17 and and CC 43963 1724 18 the the DT 43963 1724 19 upper upper JJ 43963 1724 20 Old Old NNP 43963 1724 21 Red Red NNP 43963 1724 22 similarly similarly RB 43963 1724 23 passes pass VBZ 43963 1724 24 up up RP 43963 1724 25 into into IN 43963 1724 26 the the DT 43963 1724 27 Carboniferous carboniferous JJ 43963 1724 28 strata strata NN 43963 1724 29 . . . 43963 1725 1 The the DT 43963 1725 2 existence existence NN 43963 1725 3 of of IN 43963 1725 4 pebble pebble JJ 43963 1725 5 beds bed NNS 43963 1725 6 at at IN 43963 1725 7 different different JJ 43963 1725 8 horizons horizon NNS 43963 1725 9 is be VBZ 43963 1725 10 a a DT 43963 1725 11 noteworthy noteworthy JJ 43963 1725 12 feature feature NN 43963 1725 13 . . . 43963 1726 1 They -PRON- PRP 43963 1726 2 are be VBP 43963 1726 3 frequently frequently RB 43963 1726 4 found find VBN 43963 1726 5 at at IN 43963 1726 6 or or CC 43963 1726 7 near near IN 43963 1726 8 the the DT 43963 1726 9 base base NN 43963 1726 10 of of IN 43963 1726 11 the the DT 43963 1726 12 two two CD 43963 1726 13 divisions division NNS 43963 1726 14 . . . 43963 1727 1 The the DT 43963 1727 2 sandstones sandstone NNS 43963 1727 3 of of IN 43963 1727 4 the the DT 43963 1727 5 lower low JJR 43963 1727 6 division division NN 43963 1727 7 are be VBP 43963 1727 8 often often RB 43963 1727 9 accompanied accompany VBN 43963 1727 10 by by IN 43963 1727 11 flagstones flagstone NNS 43963 1727 12 , , , 43963 1727 13 while while IN 43963 1727 14 the the DT 43963 1727 15 red red JJ 43963 1727 16 sandstones sandstone NNS 43963 1727 17 of of IN 43963 1727 18 the the DT 43963 1727 19 upper upper JJ 43963 1727 20 division division NN 43963 1727 21 usually usually RB 43963 1727 22 have have VBP 43963 1727 23 deposits deposit NNS 43963 1727 24 of of IN 43963 1727 25 yellow yellow JJ 43963 1727 26 and and CC 43963 1727 27 brown brown JJ 43963 1727 28 sandstone sandstone NN 43963 1727 29 intercalated intercalate VBD 43963 1727 30 between between IN 43963 1727 31 them -PRON- PRP 43963 1727 32 . . . 43963 1728 1 Inconstant inconstant JJ 43963 1728 2 beds bed NNS 43963 1728 3 of of IN 43963 1728 4 limestone limestone NN 43963 1728 5 , , , 43963 1728 6 known know VBN 43963 1728 7 as as IN 43963 1728 8 cornstones cornstone NNS 43963 1728 9 , , , 43963 1728 10 are be VBP 43963 1728 11 found find VBN 43963 1728 12 in in IN 43963 1728 13 both both DT 43963 1728 14 divisions division NNS 43963 1728 15 , , , 43963 1728 16 and and CC 43963 1728 17 Prof. Prof. NNP 43963 1728 18 Sollas Sollas NNP 43963 1728 19 has have VBZ 43963 1728 20 shown show VBN 43963 1728 21 that that IN 43963 1728 22 some some DT 43963 1728 23 of of IN 43963 1728 24 these these DT 43963 1728 25 , , , 43963 1728 26 at at IN 43963 1728 27 any any DT 43963 1728 28 rate rate NN 43963 1728 29 , , , 43963 1728 30 are be VBP 43963 1728 31 true true JJ 43963 1728 32 mechanical mechanical JJ 43963 1728 33 deposits deposit NNS 43963 1728 34 , , , 43963 1728 35 formed form VBN 43963 1728 36 by by IN 43963 1728 37 the the DT 43963 1728 38 destruction destruction NN 43963 1728 39 of of IN 43963 1728 40 pre pre JJ 43963 1728 41 - - JJ 43963 1728 42 existing existing JJ 43963 1728 43 strata strata NN 43963 1728 44 of of IN 43963 1728 45 limestone limestone NN 43963 1728 46 and and CC 43963 1728 47 the the DT 43963 1728 48 deposition deposition NN 43963 1728 49 of of IN 43963 1728 50 the the DT 43963 1728 51 resulting result VBG 43963 1728 52 fragments fragment NNS 43963 1728 53 from from IN 43963 1728 54 a a DT 43963 1728 55 state state NN 43963 1728 56 of of IN 43963 1728 57 suspension suspension NN 43963 1728 58 . . . 43963 1729 1 In in IN 43963 1729 2 Scotland Scotland NNP 43963 1729 3 a a DT 43963 1729 4 great great JJ 43963 1729 5 thickness thickness NN 43963 1729 6 of of IN 43963 1729 7 volcanic volcanic JJ 43963 1729 8 material material NN 43963 1729 9 of of IN 43963 1729 10 various various JJ 43963 1729 11 kinds kind NNS 43963 1729 12 is be VBZ 43963 1729 13 associated associate VBN 43963 1729 14 with with IN 43963 1729 15 the the DT 43963 1729 16 two two CD 43963 1729 17 divisions division NNS 43963 1729 18 . . . 43963 1730 1 For for IN 43963 1730 2 the the DT 43963 1730 3 sake sake NN 43963 1730 4 of of IN 43963 1730 5 simplicity simplicity NN 43963 1730 6 this this DT 43963 1730 7 is be VBZ 43963 1730 8 omitted omit VBN 43963 1730 9 from from IN 43963 1730 10 Fig Fig NNP 43963 1730 11 . . . 43963 1731 1 19[85 19[85 LS 43963 1731 2 ] ] -RRB- 43963 1731 3 . . . 43963 1732 1 It -PRON- PRP 43963 1732 2 is be VBZ 43963 1732 3 not not RB 43963 1732 4 known know VBN 43963 1732 5 how how WRB 43963 1732 6 far far RB 43963 1732 7 normal normal JJ 43963 1732 8 sediments sediment NNS 43963 1732 9 are be VBP 43963 1732 10 associated associate VBN 43963 1732 11 with with IN 43963 1732 12 the the DT 43963 1732 13 Old Old NNP 43963 1732 14 Red Red NNP 43963 1732 15 Sandstone Sandstone NNP 43963 1732 16 type type NN 43963 1732 17 of of IN 43963 1732 18 deposit deposit NN 43963 1732 19 . . . 43963 1733 1 The the DT 43963 1733 2 existence existence NN 43963 1733 3 of of IN 43963 1733 4 some some DT 43963 1733 5 in in IN 43963 1733 6 South South NNP 43963 1733 7 Wales Wales NNP 43963 1733 8 is be VBZ 43963 1733 9 suggested suggest VBN 43963 1733 10 by by IN 43963 1733 11 evidence evidence NN 43963 1733 12 supplied supply VBN 43963 1733 13 by by IN 43963 1733 14 the the DT 43963 1733 15 late late JJ 43963 1733 16 Mr Mr NNP 43963 1733 17 J. J. NNP 43963 1733 18 W. W. NNP 43963 1733 19 Salter Salter NNP 43963 1733 20 . . . 43963 1734 1 [ [ -LRB- 43963 1734 2 Footnote Footnote NNP 43963 1734 3 85 85 CD 43963 1734 4 : : : 43963 1734 5 For for IN 43963 1734 6 an an DT 43963 1734 7 account account NN 43963 1734 8 of of IN 43963 1734 9 these these DT 43963 1734 10 and and CC 43963 1734 11 all all DT 43963 1734 12 other other JJ 43963 1734 13 British british JJ 43963 1734 14 volcanic volcanic JJ 43963 1734 15 rocks rock NNS 43963 1734 16 the the DT 43963 1734 17 reader reader NN 43963 1734 18 is be VBZ 43963 1734 19 referred refer VBN 43963 1734 20 to to IN 43963 1734 21 Sir Sir NNP 43963 1734 22 A. A. NNP 43963 1734 23 Geikie Geikie NNP 43963 1734 24 's 's POS 43963 1734 25 work work NN 43963 1734 26 on on IN 43963 1734 27 _ _ NNP 43963 1734 28 The the DT 43963 1734 29 Ancient Ancient NNP 43963 1734 30 Volcanoes Volcanoes NNPS 43963 1734 31 of of IN 43963 1734 32 Great Great NNP 43963 1734 33 Britain Britain NNP 43963 1734 34 _ _ NNP 43963 1734 35 . . . 43963 1735 1 Macmillan Macmillan NNP 43963 1735 2 and and CC 43963 1735 3 Co. Co. NNP 43963 1735 4 , , , 43963 1735 5 1897 1897 CD 43963 1735 6 . . . 43963 1735 7 ] ] -RRB- 43963 1736 1 The the DT 43963 1736 2 Devon Devon NNP 43963 1736 3 type type NN 43963 1736 4 , , , 43963 1736 5 as as IN 43963 1736 6 will will MD 43963 1736 7 be be VB 43963 1736 8 seen see VBN 43963 1736 9 in in IN 43963 1736 10 the the DT 43963 1736 11 figure figure NN 43963 1736 12 , , , 43963 1736 13 consists consist VBZ 43963 1736 14 of of IN 43963 1736 15 rocks rock NNS 43963 1736 16 which which WDT 43963 1736 17 are be VBP 43963 1736 18 to to IN 43963 1736 19 a a DT 43963 1736 20 great great JJ 43963 1736 21 extent extent NN 43963 1736 22 of of IN 43963 1736 23 normal normal JJ 43963 1736 24 character character NN 43963 1736 25 . . . 43963 1737 1 We -PRON- PRP 43963 1737 2 find find VBP 43963 1737 3 in in IN 43963 1737 4 Devonshire devonshire NN 43963 1737 5 alternations alternation NNS 43963 1737 6 of of IN 43963 1737 7 sandstones sandstone NNS 43963 1737 8 , , , 43963 1737 9 shales shale NNS 43963 1737 10 and and CC 43963 1737 11 limestones limestone NNS 43963 1737 12 , , , 43963 1737 13 but but CC 43963 1737 14 even even RB 43963 1737 15 here here RB 43963 1737 16 , , , 43963 1737 17 red red NNP 43963 1737 18 sandstones sandstone NNS 43963 1737 19 , , , 43963 1737 20 which which WDT 43963 1737 21 are be VBP 43963 1737 22 comparable comparable JJ 43963 1737 23 with with IN 43963 1737 24 those those DT 43963 1737 25 of of IN 43963 1737 26 the the DT 43963 1737 27 Old Old NNP 43963 1737 28 Red Red NNP 43963 1737 29 type type NN 43963 1737 30 occur occur VBP 43963 1737 31 in in IN 43963 1737 32 diminished diminished JJ 43963 1737 33 amount amount NN 43963 1737 34 : : : 43963 1737 35 the the DT 43963 1737 36 Foreland Foreland NNP 43963 1737 37 Grits Grits NNPS 43963 1737 38 and and CC 43963 1737 39 Pickwell Pickwell NNP 43963 1737 40 Down down IN 43963 1737 41 Sandstones Sandstones NNP 43963 1737 42 are be VBP 43963 1737 43 both both DT 43963 1737 44 coloured colour VBN 43963 1737 45 red red NN 43963 1737 46 , , , 43963 1737 47 and and CC 43963 1737 48 are be VBP 43963 1737 49 like like IN 43963 1737 50 the the DT 43963 1737 51 sandstones sandstone NNS 43963 1737 52 formed form VBN 43963 1737 53 further further JJ 43963 1737 54 north north NN 43963 1737 55 . . . 43963 1738 1 The the DT 43963 1738 2 recognition recognition NN 43963 1738 3 of of IN 43963 1738 4 this this DT 43963 1738 5 fact fact NN 43963 1738 6 induces induce VBZ 43963 1738 7 one one PRP 43963 1738 8 to to TO 43963 1738 9 believe believe VB 43963 1738 10 that that IN 43963 1738 11 the the DT 43963 1738 12 contrast contrast NN 43963 1738 13 between between IN 43963 1738 14 the the DT 43963 1738 15 two two CD 43963 1738 16 types type NNS 43963 1738 17 of of IN 43963 1738 18 rock rock NN 43963 1738 19 which which WDT 43963 1738 20 are be VBP 43963 1738 21 found find VBN 43963 1738 22 at at IN 43963 1738 23 a a DT 43963 1738 24 short short JJ 43963 1738 25 distance distance NN 43963 1738 26 from from IN 43963 1738 27 one one CD 43963 1738 28 another another DT 43963 1738 29 on on IN 43963 1738 30 opposite opposite JJ 43963 1738 31 sides side NNS 43963 1738 32 of of IN 43963 1738 33 the the DT 43963 1738 34 Bristol Bristol NNP 43963 1738 35 Channel Channel NNP 43963 1738 36 is be VBZ 43963 1738 37 not not RB 43963 1738 38 so so RB 43963 1738 39 marked marked JJ 43963 1738 40 as as IN 43963 1738 41 one one CD 43963 1738 42 is be VBZ 43963 1738 43 sometimes sometimes RB 43963 1738 44 led lead VBN 43963 1738 45 to to TO 43963 1738 46 suppose suppose VB 43963 1738 47 . . . 43963 1739 1 The the DT 43963 1739 2 rocks rock NNS 43963 1739 3 of of IN 43963 1739 4 North North NNP 43963 1739 5 Devon Devon NNP 43963 1739 6 differ differ VBP 43963 1739 7 from from IN 43963 1739 8 those those DT 43963 1739 9 of of IN 43963 1739 10 South South NNP 43963 1739 11 Devon Devon NNP 43963 1739 12 chiefly chiefly RB 43963 1739 13 owing owe VBG 43963 1739 14 to to IN 43963 1739 15 the the DT 43963 1739 16 amount amount NN 43963 1739 17 of of IN 43963 1739 18 calcareous calcareous JJ 43963 1739 19 sediment sediment NN 43963 1739 20 found find VBN 43963 1739 21 in in IN 43963 1739 22 the the DT 43963 1739 23 two two CD 43963 1739 24 areas area NNS 43963 1739 25 , , , 43963 1739 26 for for IN 43963 1739 27 limestones limestone NNS 43963 1739 28 occur occur VBP 43963 1739 29 in in IN 43963 1739 30 South South NNP 43963 1739 31 Devon Devon NNP 43963 1739 32 to to IN 43963 1739 33 a a DT 43963 1739 34 great great JJ 43963 1739 35 extent extent NN 43963 1739 36 , , , 43963 1739 37 and and CC 43963 1739 38 in in IN 43963 1739 39 North North NNP 43963 1739 40 Devon Devon NNP 43963 1739 41 there there EX 43963 1739 42 is be VBZ 43963 1739 43 a a DT 43963 1739 44 comparative comparative JJ 43963 1739 45 poverty poverty NN 43963 1739 46 of of IN 43963 1739 47 this this DT 43963 1739 48 kind kind NN 43963 1739 49 of of IN 43963 1739 50 sediment sediment NN 43963 1739 51 . . . 43963 1740 1 Here here RB 43963 1740 2 , , , 43963 1740 3 again again RB 43963 1740 4 , , , 43963 1740 5 the the DT 43963 1740 6 apparent apparent JJ 43963 1740 7 difference difference NN 43963 1740 8 is be VBZ 43963 1740 9 possibly possibly RB 43963 1740 10 greater great JJR 43963 1740 11 than than IN 43963 1740 12 the the DT 43963 1740 13 real real JJ 43963 1740 14 one one CD 43963 1740 15 . . . 43963 1741 1 The the DT 43963 1741 2 North North NNP 43963 1741 3 Devon Devon NNP 43963 1741 4 limestones limestone NNS 43963 1741 5 have have VBP 43963 1741 6 in in IN 43963 1741 7 places place NNS 43963 1741 8 been be VBN 43963 1741 9 stretched stretch VBN 43963 1741 10 out out RP 43963 1741 11 after after IN 43963 1741 12 their -PRON- PRP$ 43963 1741 13 formation formation NN 43963 1741 14 and and CC 43963 1741 15 thus thus RB 43963 1741 16 rendered render VBN 43963 1741 17 thinner thin JJR 43963 1741 18 , , , 43963 1741 19 and and CC 43963 1741 20 the the DT 43963 1741 21 highly highly RB 43963 1741 22 - - HYPH 43963 1741 23 cleaved cleave VBN 43963 1741 24 limestones limestone NNS 43963 1741 25 are be VBP 43963 1741 26 occasionally occasionally RB 43963 1741 27 mistaken mistaken JJ 43963 1741 28 for for IN 43963 1741 29 shales shale NNS 43963 1741 30 , , , 43963 1741 31 while while IN 43963 1741 32 in in IN 43963 1741 33 South South NNP 43963 1741 34 Devon Devon NNP 43963 1741 35 there there EX 43963 1741 36 is be VBZ 43963 1741 37 evidence evidence NN 43963 1741 38 of of IN 43963 1741 39 thickening thickening NN 43963 1741 40 of of IN 43963 1741 41 the the DT 43963 1741 42 limestones limestone NNS 43963 1741 43 by by IN 43963 1741 44 folding fold VBG 43963 1741 45 subsequently subsequently RB 43963 1741 46 to to IN 43963 1741 47 their -PRON- PRP$ 43963 1741 48 deposition deposition NN 43963 1741 49 . . . 43963 1742 1 Allowing allow VBG 43963 1742 2 for for IN 43963 1742 3 these these DT 43963 1742 4 changes change NNS 43963 1742 5 , , , 43963 1742 6 however however RB 43963 1742 7 , , , 43963 1742 8 there there EX 43963 1742 9 is be VBZ 43963 1742 10 still still RB 43963 1742 11 a a DT 43963 1742 12 marked marked JJ 43963 1742 13 diminution diminution NN 43963 1742 14 in in IN 43963 1742 15 the the DT 43963 1742 16 amount amount NN 43963 1742 17 of of IN 43963 1742 18 coarse coarse JJ 43963 1742 19 mechanical mechanical JJ 43963 1742 20 sediments sediment NNS 43963 1742 21 and and CC 43963 1742 22 increase increase NN 43963 1742 23 in in IN 43963 1742 24 the the DT 43963 1742 25 quantity quantity NN 43963 1742 26 of of IN 43963 1742 27 calcareous calcareous JJ 43963 1742 28 matter matter NN 43963 1742 29 as as IN 43963 1742 30 one one PRP 43963 1742 31 passes pass VBZ 43963 1742 32 from from IN 43963 1742 33 North North NNP 43963 1742 34 to to IN 43963 1742 35 South South NNP 43963 1742 36 Devon Devon NNP 43963 1742 37 , , , 43963 1742 38 and and CC 43963 1742 39 this this DT 43963 1742 40 prepares prepare VBZ 43963 1742 41 one one CD 43963 1742 42 for for IN 43963 1742 43 the the DT 43963 1742 44 condition condition NN 43963 1742 45 of of IN 43963 1742 46 things thing NNS 43963 1742 47 met meet VBN 43963 1742 48 with with IN 43963 1742 49 on on IN 43963 1742 50 parts part NNS 43963 1742 51 of of IN 43963 1742 52 the the DT 43963 1742 53 continent continent NN 43963 1742 54 , , , 43963 1742 55 where where WRB 43963 1742 56 the the DT 43963 1742 57 mechanical mechanical JJ 43963 1742 58 sediments sediment NNS 43963 1742 59 become become VBP 43963 1742 60 finer fine JJR 43963 1742 61 and and CC 43963 1742 62 thinner thin JJR 43963 1742 63 on on IN 43963 1742 64 the the DT 43963 1742 65 whole whole NN 43963 1742 66 as as IN 43963 1742 67 one one CD 43963 1742 68 travels travel VBZ 43963 1742 69 southward southward RB 43963 1742 70 , , , 43963 1742 71 until until IN 43963 1742 72 , , , 43963 1742 73 when when WRB 43963 1742 74 we -PRON- PRP 43963 1742 75 reach reach VBP 43963 1742 76 the the DT 43963 1742 77 Bohemian bohemian JJ 43963 1742 78 area area NN 43963 1742 79 , , , 43963 1742 80 the the DT 43963 1742 81 Devonian Devonian NNP 43963 1742 82 rocks rock NNS 43963 1742 83 are be VBP 43963 1742 84 found find VBN 43963 1742 85 to to TO 43963 1742 86 be be VB 43963 1742 87 largely largely RB 43963 1742 88 composed compose VBN 43963 1742 89 of of IN 43963 1742 90 calcareous calcareous JJ 43963 1742 91 sediments sediment NNS 43963 1742 92 . . . 43963 1743 1 It -PRON- PRP 43963 1743 2 is be VBZ 43963 1743 3 interesting interesting JJ 43963 1743 4 to to TO 43963 1743 5 find find VB 43963 1743 6 that that IN 43963 1743 7 in in IN 43963 1743 8 North North NNP 43963 1743 9 America America NNP 43963 1743 10 the the DT 43963 1743 11 two two CD 43963 1743 12 types type NNS 43963 1743 13 of of IN 43963 1743 14 Devonian devonian JJ 43963 1743 15 strata strata NN 43963 1743 16 recur recur NN 43963 1743 17 , , , 43963 1743 18 and and CC 43963 1743 19 present present JJ 43963 1743 20 characters character NNS 43963 1743 21 generally generally RB 43963 1743 22 similar similar JJ 43963 1743 23 to to IN 43963 1743 24 those those DT 43963 1743 25 which which WDT 43963 1743 26 they -PRON- PRP 43963 1743 27 possess possess VBP 43963 1743 28 upon upon IN 43963 1743 29 this this DT 43963 1743 30 side side NN 43963 1743 31 of of IN 43963 1743 32 the the DT 43963 1743 33 Atlantic Atlantic NNP 43963 1743 34 . . . 43963 1744 1 Passing pass VBG 43963 1744 2 now now RB 43963 1744 3 to to IN 43963 1744 4 a a DT 43963 1744 5 consideration consideration NN 43963 1744 6 of of IN 43963 1744 7 the the DT 43963 1744 8 conditions condition NNS 43963 1744 9 under under IN 43963 1744 10 which which WDT 43963 1744 11 the the DT 43963 1744 12 Devonian Devonian NNP 43963 1744 13 rocks rock NNS 43963 1744 14 were be VBD 43963 1744 15 deposited deposit VBN 43963 1744 16 , , , 43963 1744 17 we -PRON- PRP 43963 1744 18 may may MD 43963 1744 19 examine examine VB 43963 1744 20 the the DT 43963 1744 21 bearing bearing NN 43963 1744 22 of of IN 43963 1744 23 the the DT 43963 1744 24 character character NN 43963 1744 25 of of IN 43963 1744 26 the the DT 43963 1744 27 strata strata NN 43963 1744 28 as as IN 43963 1744 29 a a DT 43963 1744 30 whole whole NN 43963 1744 31 , , , 43963 1744 32 and and CC 43963 1744 33 then then RB 43963 1744 34 proceed proceed VB 43963 1744 35 to to IN 43963 1744 36 more more RBR 43963 1744 37 detailed detailed JJ 43963 1744 38 consideration consideration NN 43963 1744 39 of of IN 43963 1744 40 the the DT 43963 1744 41 nature nature NN 43963 1744 42 and and CC 43963 1744 43 conditions condition NNS 43963 1744 44 of of IN 43963 1744 45 deposits deposit NNS 43963 1744 46 of of IN 43963 1744 47 the the DT 43963 1744 48 two two CD 43963 1744 49 types type NNS 43963 1744 50 . . . 43963 1745 1 The the DT 43963 1745 2 gradual gradual JJ 43963 1745 3 increase increase NN 43963 1745 4 in in IN 43963 1745 5 calcareous calcareous JJ 43963 1745 6 matter matter NN 43963 1745 7 and and CC 43963 1745 8 dying die VBG 43963 1745 9 out out IN 43963 1745 10 of of IN 43963 1745 11 mechanical mechanical JJ 43963 1745 12 sediments sediment NNS 43963 1745 13 as as IN 43963 1745 14 one one CD 43963 1745 15 travels travel VBZ 43963 1745 16 southward southward VBP 43963 1745 17 points point NNS 43963 1745 18 to to TO 43963 1745 19 recession recession VB 43963 1745 20 from from IN 43963 1745 21 land land NN 43963 1745 22 in in IN 43963 1745 23 that that DT 43963 1745 24 direction direction NN 43963 1745 25 , , , 43963 1745 26 and and CC 43963 1745 27 we -PRON- PRP 43963 1745 28 have have VBP 43963 1745 29 already already RB 43963 1745 30 seen see VBN 43963 1745 31 that that IN 43963 1745 32 the the DT 43963 1745 33 epeirogenic epeirogenic JJ 43963 1745 34 and and CC 43963 1745 35 orogenic orogenic JJ 43963 1745 36 movements movement NNS 43963 1745 37 of of IN 43963 1745 38 this this DT 43963 1745 39 continental continental JJ 43963 1745 40 period period NN 43963 1745 41 elevated elevate VBD 43963 1745 42 the the DT 43963 1745 43 Silurian silurian JJ 43963 1745 44 sea sea NN 43963 1745 45 - - HYPH 43963 1745 46 floor floor NN 43963 1745 47 in in IN 43963 1745 48 the the DT 43963 1745 49 north north NN 43963 1745 50 , , , 43963 1745 51 and and CC 43963 1745 52 gave give VBD 43963 1745 53 rise rise NN 43963 1745 54 to to IN 43963 1745 55 a a DT 43963 1745 56 Northern Northern NNP 43963 1745 57 Continent Continent NNP 43963 1745 58 , , , 43963 1745 59 while while IN 43963 1745 60 oceanic oceanic JJ 43963 1745 61 conditions condition NNS 43963 1745 62 continued continue VBD 43963 1745 63 further further JJ 43963 1745 64 South South NNP 43963 1745 65 , , , 43963 1745 66 and and CC 43963 1745 67 allowed allow VBD 43963 1745 68 the the DT 43963 1745 69 accumulation accumulation NN 43963 1745 70 of of IN 43963 1745 71 sediments sediment NNS 43963 1745 72 lying lie VBG 43963 1745 73 conformably conformably RB 43963 1745 74 upon upon IN 43963 1745 75 those those DT 43963 1745 76 of of IN 43963 1745 77 Silurian silurian JJ 43963 1745 78 age age NN 43963 1745 79 , , , 43963 1745 80 and and CC 43963 1745 81 giving give VBG 43963 1745 82 indications indication NNS 43963 1745 83 of of IN 43963 1745 84 the the DT 43963 1745 85 prevalence prevalence NN 43963 1745 86 of of IN 43963 1745 87 physical physical JJ 43963 1745 88 conditions condition NNS 43963 1745 89 during during IN 43963 1745 90 Devonian Devonian NNP 43963 1745 91 times time NNS 43963 1745 92 which which WDT 43963 1745 93 were be VBD 43963 1745 94 in in IN 43963 1745 95 the the DT 43963 1745 96 main main JJ 43963 1745 97 similar similar JJ 43963 1745 98 to to IN 43963 1745 99 those those DT 43963 1745 100 of of IN 43963 1745 101 the the DT 43963 1745 102 preceding precede VBG 43963 1745 103 Silurian silurian JJ 43963 1745 104 period period NN 43963 1745 105 . . . 43963 1746 1 In in IN 43963 1746 2 the the DT 43963 1746 3 shallow shallow JJ 43963 1746 4 waters water NNS 43963 1746 5 adjoining adjoin VBG 43963 1746 6 the the DT 43963 1746 7 land land NN 43963 1746 8 of of IN 43963 1746 9 the the DT 43963 1746 10 Northern Northern NNP 43963 1746 11 Continent Continent NNP 43963 1746 12 the the DT 43963 1746 13 Old Old NNP 43963 1746 14 Red Red NNP 43963 1746 15 Sandstones Sandstones NNPS 43963 1746 16 were be VBD 43963 1746 17 laid lay VBN 43963 1746 18 down down RP 43963 1746 19 , , , 43963 1746 20 and and CC 43963 1746 21 the the DT 43963 1746 22 exact exact JJ 43963 1746 23 conditions condition NNS 43963 1746 24 under under IN 43963 1746 25 which which WDT 43963 1746 26 they -PRON- PRP 43963 1746 27 were be VBD 43963 1746 28 accumulated accumulate VBN 43963 1746 29 is be VBZ 43963 1746 30 a a DT 43963 1746 31 matter matter NN 43963 1746 32 of of IN 43963 1746 33 some some DT 43963 1746 34 interest interest NN 43963 1746 35 . . . 43963 1747 1 The the DT 43963 1747 2 late late JJ 43963 1747 3 Sir Sir NNP 43963 1747 4 Andrew Andrew NNP 43963 1747 5 Ramsay Ramsay NNP 43963 1747 6 gave give VBD 43963 1747 7 reasons reason NNS 43963 1747 8 for for IN 43963 1747 9 supposing suppose VBG 43963 1747 10 that that IN 43963 1747 11 many many JJ 43963 1747 12 red red JJ 43963 1747 13 deposits deposit NNS 43963 1747 14 were be VBD 43963 1747 15 accumulated accumulate VBN 43963 1747 16 in in IN 43963 1747 17 the the DT 43963 1747 18 waters water NNS 43963 1747 19 of of IN 43963 1747 20 inland inland JJ 43963 1747 21 lakes lake NNS 43963 1747 22 , , , 43963 1747 23 which which WDT 43963 1747 24 underwent undergo VBD 43963 1747 25 rapid rapid JJ 43963 1747 26 evaporation evaporation NN 43963 1747 27 , , , 43963 1747 28 and and CC 43963 1747 29 his -PRON- PRP$ 43963 1747 30 views view NNS 43963 1747 31 have have VBP 43963 1747 32 been be VBN 43963 1747 33 applied apply VBN 43963 1747 34 , , , 43963 1747 35 with with IN 43963 1747 36 much much JJ 43963 1747 37 corroborative corroborative JJ 43963 1747 38 evidence evidence NN 43963 1747 39 by by IN 43963 1747 40 Sir Sir NNP 43963 1747 41 A. A. NNP 43963 1747 42 Geikie Geikie NNP 43963 1747 43 , , , 43963 1747 44 to to TO 43963 1747 45 account account VB 43963 1747 46 for for IN 43963 1747 47 the the DT 43963 1747 48 red red JJ 43963 1747 49 sandstones sandstone NNS 43963 1747 50 of of IN 43963 1747 51 Devonian Devonian NNP 43963 1747 52 age age NN 43963 1747 53 , , , 43963 1747 54 which which WDT 43963 1747 55 he -PRON- PRP 43963 1747 56 believes believe VBZ 43963 1747 57 to to TO 43963 1747 58 have have VB 43963 1747 59 been be VBN 43963 1747 60 accumulated accumulate VBN 43963 1747 61 in in IN 43963 1747 62 a a DT 43963 1747 63 series series NN 43963 1747 64 of of IN 43963 1747 65 inland inland NNP 43963 1747 66 lakes lake NNS 43963 1747 67 , , , 43963 1747 68 though though IN 43963 1747 69 others other NNS 43963 1747 70 hold hold VBP 43963 1747 71 a a DT 43963 1747 72 different different JJ 43963 1747 73 opinion opinion NN 43963 1747 74 , , , 43963 1747 75 and and CC 43963 1747 76 consider consider VB 43963 1747 77 that that IN 43963 1747 78 the the DT 43963 1747 79 Old Old NNP 43963 1747 80 Red Red NNP 43963 1747 81 Sandstone Sandstone NNP 43963 1747 82 waters water NNS 43963 1747 83 had have VBD 43963 1747 84 a a DT 43963 1747 85 direct direct JJ 43963 1747 86 connexion connexion NN 43963 1747 87 with with IN 43963 1747 88 those those DT 43963 1747 89 of of IN 43963 1747 90 the the DT 43963 1747 91 open open JJ 43963 1747 92 ocean ocean NN 43963 1747 93 ; ; : 43963 1747 94 the the DT 43963 1747 95 question question NN 43963 1747 96 is be VBZ 43963 1747 97 too too RB 43963 1747 98 intricate intricate JJ 43963 1747 99 to to TO 43963 1747 100 be be VB 43963 1747 101 discussed discuss VBN 43963 1747 102 at at IN 43963 1747 103 length length NN 43963 1747 104 here here RB 43963 1747 105 . . . 43963 1748 1 Besides besides IN 43963 1748 2 the the DT 43963 1748 3 difference difference NN 43963 1748 4 of of IN 43963 1748 5 physical physical JJ 43963 1748 6 characters character NNS 43963 1748 7 of of IN 43963 1748 8 the the DT 43963 1748 9 two two CD 43963 1748 10 types type NNS 43963 1748 11 of of IN 43963 1748 12 strata strata NN 43963 1748 13 , , , 43963 1748 14 the the DT 43963 1748 15 difference difference NN 43963 1748 16 in in IN 43963 1748 17 the the DT 43963 1748 18 nature nature NN 43963 1748 19 of of IN 43963 1748 20 their -PRON- PRP$ 43963 1748 21 included include VBN 43963 1748 22 organisms organism NNS 43963 1748 23 is be VBZ 43963 1748 24 significant significant JJ 43963 1748 25 . . . 43963 1749 1 The the DT 43963 1749 2 ordinary ordinary JJ 43963 1749 3 invertebrates invertebrate NNS 43963 1749 4 , , , 43963 1749 5 as as IN 43963 1749 6 corals coral NNS 43963 1749 7 , , , 43963 1749 8 crinoids crinoid NNS 43963 1749 9 , , , 43963 1749 10 brachiopods brachiopod NNS 43963 1749 11 and and CC 43963 1749 12 molluscs mollusc NNS 43963 1749 13 are be VBP 43963 1749 14 extremely extremely RB 43963 1749 15 rare rare JJ 43963 1749 16 in in IN 43963 1749 17 the the DT 43963 1749 18 Old Old NNP 43963 1749 19 Red Red NNP 43963 1749 20 Sandstone Sandstone NNP 43963 1749 21 , , , 43963 1749 22 which which WDT 43963 1749 23 contains contain VBZ 43963 1749 24 remarkable remarkable JJ 43963 1749 25 remains remain NNS 43963 1749 26 of of IN 43963 1749 27 Agnatha Agnatha NNP 43963 1749 28 fishes fish NNS 43963 1749 29 and and CC 43963 1749 30 eurypterids eurypterid NNS 43963 1749 31 , , , 43963 1749 32 and and CC 43963 1749 33 although although IN 43963 1749 34 these these DT 43963 1749 35 are be VBP 43963 1749 36 also also RB 43963 1749 37 found find VBN 43963 1749 38 associated associate VBN 43963 1749 39 with with IN 43963 1749 40 a a DT 43963 1749 41 true true JJ 43963 1749 42 marine marine JJ 43963 1749 43 fauna fauna NNS 43963 1749 44 in in IN 43963 1749 45 Russia Russia NNP 43963 1749 46 , , , 43963 1749 47 Germany Germany NNP 43963 1749 48 and and CC 43963 1749 49 Bohemia Bohemia NNP 43963 1749 50 , , , 43963 1749 51 the the DT 43963 1749 52 rarity rarity NN 43963 1749 53 or or CC 43963 1749 54 apparent apparent JJ 43963 1749 55 absence absence NN 43963 1749 56 of of IN 43963 1749 57 the the DT 43963 1749 58 ordinary ordinary JJ 43963 1749 59 marine marine NN 43963 1749 60 invertebrates invertebrates NNPS 43963 1749 61 , , , 43963 1749 62 though though IN 43963 1749 63 only only RB 43963 1749 64 negative negative JJ 43963 1749 65 evidence evidence NN 43963 1749 66 , , , 43963 1749 67 which which WDT 43963 1749 68 is be VBZ 43963 1749 69 proverbially proverbially RB 43963 1749 70 dangerous dangerous JJ 43963 1749 71 , , , 43963 1749 72 must must MD 43963 1749 73 be be VB 43963 1749 74 regarded regard VBN 43963 1749 75 . . . 43963 1750 1 The the DT 43963 1750 2 North North NNP 43963 1750 3 Devon Devon NNP 43963 1750 4 rocks rock NNS 43963 1750 5 are be VBP 43963 1750 6 sediments sediment NNS 43963 1750 7 which which WDT 43963 1750 8 might may MD 43963 1750 9 well well RB 43963 1750 10 be be VB 43963 1750 11 accumulated accumulate VBN 43963 1750 12 on on IN 43963 1750 13 the the DT 43963 1750 14 shores shore NNS 43963 1750 15 of of IN 43963 1750 16 a a DT 43963 1750 17 continent continent NN 43963 1750 18 , , , 43963 1750 19 while while IN 43963 1750 20 those those DT 43963 1750 21 of of IN 43963 1750 22 South South NNP 43963 1750 23 Devon Devon NNP 43963 1750 24 , , , 43963 1750 25 with with IN 43963 1750 26 their -PRON- PRP$ 43963 1750 27 abundant abundant JJ 43963 1750 28 coral coral JJ 43963 1750 29 reefs reef NNS 43963 1750 30 , , , 43963 1750 31 and and CC 43963 1750 32 other other JJ 43963 1750 33 organic organic JJ 43963 1750 34 limestones limestone NNS 43963 1750 35 were be VBD 43963 1750 36 no no RB 43963 1750 37 doubt doubt RB 43963 1750 38 deposited deposit VBN 43963 1750 39 in in IN 43963 1750 40 a a DT 43963 1750 41 clearer clear JJR 43963 1750 42 sea sea NN 43963 1750 43 , , , 43963 1750 44 at at IN 43963 1750 45 a a DT 43963 1750 46 greater great JJR 43963 1750 47 distance distance NN 43963 1750 48 from from IN 43963 1750 49 the the DT 43963 1750 50 land land NN 43963 1750 51 , , , 43963 1750 52 and and CC 43963 1750 53 the the DT 43963 1750 54 clear clear JJ 43963 1750 55 water water NN 43963 1750 56 deposits deposit NNS 43963 1750 57 of of IN 43963 1750 58 Germany Germany NNP 43963 1750 59 and and CC 43963 1750 60 still still RB 43963 1750 61 more more JJR 43963 1750 62 of of IN 43963 1750 63 Bohemia Bohemia NNP 43963 1750 64 , , , 43963 1750 65 were be VBD 43963 1750 66 accumulated accumulate VBN 43963 1750 67 in in IN 43963 1750 68 the the DT 43963 1750 69 open open JJ 43963 1750 70 ocean ocean NN 43963 1750 71 . . . 43963 1751 1 It -PRON- PRP 43963 1751 2 is be VBZ 43963 1751 3 interesting interesting JJ 43963 1751 4 to to TO 43963 1751 5 note note VB 43963 1751 6 in in IN 43963 1751 7 these these DT 43963 1751 8 Bohemian bohemian JJ 43963 1751 9 deposits deposit NNS 43963 1751 10 abundance abundance NN 43963 1751 11 of of IN 43963 1751 12 shells shell NNS 43963 1751 13 of of IN 43963 1751 14 a a DT 43963 1751 15 Pteropod Pteropod NNP 43963 1751 16 _ _ NNP 43963 1751 17 Styliola Styliola NNP 43963 1751 18 _ _ NNP 43963 1751 19 which which WDT 43963 1751 20 has have VBZ 43963 1751 21 been be VBN 43963 1751 22 proved prove VBN 43963 1751 23 by by IN 43963 1751 24 Prof. Prof. NNP 43963 1751 25 H. H. NNP 43963 1751 26 A. a. NN 43963 1751 27 Nicholson Nicholson NNP 43963 1751 28 to to TO 43963 1751 29 form form VB 43963 1751 30 masses masse NNS 43963 1751 31 of of IN 43963 1751 32 limestone limestone NN 43963 1751 33 in in IN 43963 1751 34 the the DT 43963 1751 35 Devonian Devonian NNP 43963 1751 36 system system NN 43963 1751 37 of of IN 43963 1751 38 Canada Canada NNP 43963 1751 39 . . . 43963 1752 1 The the DT 43963 1752 2 modern modern JJ 43963 1752 3 distribution distribution NN 43963 1752 4 of of IN 43963 1752 5 the the DT 43963 1752 6 Pteropoda Pteropoda NNP 43963 1752 7 suggests suggest VBZ 43963 1752 8 the the DT 43963 1752 9 open open JJ 43963 1752 10 ocean ocean NN 43963 1752 11 character character NN 43963 1752 12 of of IN 43963 1752 13 the the DT 43963 1752 14 deposits deposit NNS 43963 1752 15 which which WDT 43963 1752 16 contain contain VBP 43963 1752 17 them -PRON- PRP 43963 1752 18 even even RB 43963 1752 19 so so RB 43963 1752 20 far far RB 43963 1752 21 back back RB 43963 1752 22 as as IN 43963 1752 23 Devonian Devonian NNP 43963 1752 24 times time NNS 43963 1752 25 , , , 43963 1752 26 though though IN 43963 1752 27 one one PRP 43963 1752 28 can can MD 43963 1752 29 not not RB 43963 1752 30 conclude conclude VB 43963 1752 31 that that IN 43963 1752 32 these these DT 43963 1752 33 deposits deposit NNS 43963 1752 34 are be VBP 43963 1752 35 really really RB 43963 1752 36 analogous analogous JJ 43963 1752 37 to to IN 43963 1752 38 the the DT 43963 1752 39 so so RB 43963 1752 40 - - HYPH 43963 1752 41 called call VBN 43963 1752 42 Pteropod Pteropod NNP 43963 1752 43 ooze ooze NN 43963 1752 44 of of IN 43963 1752 45 modern modern JJ 43963 1752 46 seas sea NNS 43963 1752 47 which which WDT 43963 1752 48 , , , 43963 1752 49 as as IN 43963 1752 50 a a DT 43963 1752 51 matter matter NN 43963 1752 52 of of IN 43963 1752 53 fact fact NN 43963 1752 54 , , , 43963 1752 55 is be VBZ 43963 1752 56 largely largely RB 43963 1752 57 composed compose VBN 43963 1752 58 of of IN 43963 1752 59 foraminiferal foraminiferal JJ 43963 1752 60 tests test NNS 43963 1752 61 with with IN 43963 1752 62 a a DT 43963 1752 63 considerable considerable JJ 43963 1752 64 percentage percentage NN 43963 1752 65 of of IN 43963 1752 66 pteropod pteropod NN 43963 1752 67 shells shell NNS 43963 1752 68 . . . 43963 1753 1 _ _ NNP 43963 1753 2 The the DT 43963 1753 3 Devonian Devonian NNP 43963 1753 4 flora flora NNS 43963 1753 5 and and CC 43963 1753 6 faunas fauna NNS 43963 1753 7 . . . 43963 1753 8 _ _ NNP 43963 1753 9 The the DT 43963 1753 10 plant plant NN 43963 1753 11 remains remain VBZ 43963 1753 12 in in IN 43963 1753 13 the the DT 43963 1753 14 Lower Lower NNP 43963 1753 15 Palæozoic Palæozoic NNP 43963 1753 16 rocks rock NNS 43963 1753 17 are be VBP 43963 1753 18 few few JJ 43963 1753 19 in in IN 43963 1753 20 number number NN 43963 1753 21 . . . 43963 1754 1 Some some DT 43963 1754 2 undoubted undoubted JJ 43963 1754 3 terrestrial terrestrial JJ 43963 1754 4 plants plant NNS 43963 1754 5 have have VBP 43963 1754 6 been be VBN 43963 1754 7 discovered discover VBN 43963 1754 8 , , , 43963 1754 9 but but CC 43963 1754 10 the the DT 43963 1754 11 prevalent prevalent JJ 43963 1754 12 flora flora NNS 43963 1754 13 of of IN 43963 1754 14 lower low JJR 43963 1754 15 Palæozoic Palæozoic NNP 43963 1754 16 times time NNS 43963 1754 17 , , , 43963 1754 18 so so RB 43963 1754 19 far far RB 43963 1754 20 as as IN 43963 1754 21 yet yet RB 43963 1754 22 known know VBN 43963 1754 23 , , , 43963 1754 24 was be VBD 43963 1754 25 one one CD 43963 1754 26 consisting consisting NN 43963 1754 27 of of IN 43963 1754 28 Algæ Algæ NNP 43963 1754 29 . . . 43963 1755 1 In in IN 43963 1755 2 Devonian Devonian NNP 43963 1755 3 times time NNS 43963 1755 4 we -PRON- PRP 43963 1755 5 begin begin VBP 43963 1755 6 to to TO 43963 1755 7 meet meet VB 43963 1755 8 with with IN 43963 1755 9 a a DT 43963 1755 10 number number NN 43963 1755 11 of of IN 43963 1755 12 Cryptogams cryptogam NNS 43963 1755 13 of of IN 43963 1755 14 higher high JJR 43963 1755 15 type type NN 43963 1755 16 , , , 43963 1755 17 allied ally VBN 43963 1755 18 to to IN 43963 1755 19 those those DT 43963 1755 20 which which WDT 43963 1755 21 form form VBP 43963 1755 22 the the DT 43963 1755 23 dominant dominant JJ 43963 1755 24 flora flora NNS 43963 1755 25 of of IN 43963 1755 26 the the DT 43963 1755 27 succeeding succeed VBG 43963 1755 28 period period NN 43963 1755 29 . . . 43963 1756 1 The the DT 43963 1756 2 fauna fauna NNS 43963 1756 3 is be VBZ 43963 1756 4 in in IN 43963 1756 5 many many JJ 43963 1756 6 ways way NNS 43963 1756 7 remarkable remarkable JJ 43963 1756 8 . . . 43963 1757 1 The the DT 43963 1757 2 Devonian devonian JJ 43963 1757 3 period period NN 43963 1757 4 has have VBZ 43963 1757 5 been be VBN 43963 1757 6 termed term VBN 43963 1757 7 the the DT 43963 1757 8 period period NN 43963 1757 9 of of IN 43963 1757 10 ganoid ganoid NN 43963 1757 11 fishes fish NNS 43963 1757 12 , , , 43963 1757 13 and and CC 43963 1757 14 the the DT 43963 1757 15 remarkable remarkable JJ 43963 1757 16 remains remain NNS 43963 1757 17 , , , 43963 1757 18 so so RB 43963 1757 19 graphically graphically RB 43963 1757 20 described describe VBN 43963 1757 21 by by IN 43963 1757 22 the the DT 43963 1757 23 late late JJ 43963 1757 24 Hugh Hugh NNP 43963 1757 25 Miller Miller NNP 43963 1757 26 , , , 43963 1757 27 are be VBP 43963 1757 28 indeed indeed RB 43963 1757 29 peculiarly peculiarly RB 43963 1757 30 characteristic characteristic JJ 43963 1757 31 of of IN 43963 1757 32 Devonian Devonian NNP 43963 1757 33 times time NNS 43963 1757 34 , , , 43963 1757 35 but but CC 43963 1757 36 they -PRON- PRP 43963 1757 37 are be VBP 43963 1757 38 largely largely RB 43963 1757 39 though though RB 43963 1757 40 by by IN 43963 1757 41 no no DT 43963 1757 42 means means NN 43963 1757 43 exclusively exclusively RB 43963 1757 44 entombed entomb VBN 43963 1757 45 in in IN 43963 1757 46 rocks rock NNS 43963 1757 47 of of IN 43963 1757 48 the the DT 43963 1757 49 Old Old NNP 43963 1757 50 Red Red NNP 43963 1757 51 Sandstone Sandstone NNP 43963 1757 52 type[86 type[86 NNP 43963 1757 53 ] ] -RRB- 43963 1757 54 . . . 43963 1758 1 The the DT 43963 1758 2 Devon Devon NNP 43963 1758 3 type type NN 43963 1758 4 of of IN 43963 1758 5 rock rock NN 43963 1758 6 contains contain VBZ 43963 1758 7 a a DT 43963 1758 8 great great JJ 43963 1758 9 abundance abundance NN 43963 1758 10 and and CC 43963 1758 11 variety variety NN 43963 1758 12 of of IN 43963 1758 13 the the DT 43963 1758 14 problematical problematical JJ 43963 1758 15 group group NN 43963 1758 16 , , , 43963 1758 17 the the DT 43963 1758 18 Stromatoporoids Stromatoporoids NNPS 43963 1758 19 , , , 43963 1758 20 which which WDT 43963 1758 21 contribute contribute VBP 43963 1758 22 extensively extensively RB 43963 1758 23 to to IN 43963 1758 24 the the DT 43963 1758 25 formation formation NN 43963 1758 26 of of IN 43963 1758 27 many many JJ 43963 1758 28 of of IN 43963 1758 29 the the DT 43963 1758 30 limestones limestone NNS 43963 1758 31 , , , 43963 1758 32 and and CC 43963 1758 33 although although IN 43963 1758 34 these these DT 43963 1758 35 organisms organism NNS 43963 1758 36 are be VBP 43963 1758 37 not not RB 43963 1758 38 by by IN 43963 1758 39 any any DT 43963 1758 40 means mean NNS 43963 1758 41 confined confine VBN 43963 1758 42 to to IN 43963 1758 43 Devonian Devonian NNP 43963 1758 44 strata strata NN 43963 1758 45 , , , 43963 1758 46 their -PRON- PRP$ 43963 1758 47 abundance abundance NN 43963 1758 48 and and CC 43963 1758 49 variety variety NN 43963 1758 50 therein therein RB 43963 1758 51 might may MD 43963 1758 52 lead lead VB 43963 1758 53 one one PRP 43963 1758 54 to to TO 43963 1758 55 speak speak VB 43963 1758 56 of of IN 43963 1758 57 the the DT 43963 1758 58 period period NN 43963 1758 59 as as IN 43963 1758 60 that that DT 43963 1758 61 of of IN 43963 1758 62 Stromatoporoids Stromatoporoids NNP 43963 1758 63 . . . 43963 1759 1 The the DT 43963 1759 2 remains remain NNS 43963 1759 3 of of IN 43963 1759 4 corals coral NNS 43963 1759 5 are be VBP 43963 1759 6 very very RB 43963 1759 7 abundant abundant JJ 43963 1759 8 in in IN 43963 1759 9 the the DT 43963 1759 10 limestones limestone NNS 43963 1759 11 , , , 43963 1759 12 and and CC 43963 1759 13 , , , 43963 1759 14 as as RB 43963 1759 15 already already RB 43963 1759 16 stated state VBN 43963 1759 17 , , , 43963 1759 18 frequently frequently RB 43963 1759 19 give give VBP 43963 1759 20 rise rise NN 43963 1759 21 to to IN 43963 1759 22 true true JJ 43963 1759 23 reef reef NN 43963 1759 24 - - HYPH 43963 1759 25 masses masse NNS 43963 1759 26 . . . 43963 1760 1 The the DT 43963 1760 2 graptolites graptolite NNS 43963 1760 3 , , , 43963 1760 4 as as IN 43963 1760 5 remarked remark VBN 43963 1760 6 in in IN 43963 1760 7 the the DT 43963 1760 8 previous previous JJ 43963 1760 9 chapter chapter NN 43963 1760 10 , , , 43963 1760 11 disappear disappear VBP 43963 1760 12 in in IN 43963 1760 13 the the DT 43963 1760 14 rocks rock NNS 43963 1760 15 of of IN 43963 1760 16 the the DT 43963 1760 17 Devonian devonian JJ 43963 1760 18 period period NN 43963 1760 19 , , , 43963 1760 20 and and CC 43963 1760 21 as as IN 43963 1760 22 only only RB 43963 1760 23 one one CD 43963 1760 24 or or CC 43963 1760 25 two two CD 43963 1760 26 fragments fragment NNS 43963 1760 27 have have VBP 43963 1760 28 been be VBN 43963 1760 29 found find VBN 43963 1760 30 , , , 43963 1760 31 we -PRON- PRP 43963 1760 32 may may MD 43963 1760 33 assert assert VB 43963 1760 34 that that IN 43963 1760 35 the the DT 43963 1760 36 group group NN 43963 1760 37 was be VBD 43963 1760 38 practically practically RB 43963 1760 39 extinct extinct VBN 43963 1760 40 at at IN 43963 1760 41 the the DT 43963 1760 42 end end NN 43963 1760 43 of of IN 43963 1760 44 Silurian silurian JJ 43963 1760 45 times time NNS 43963 1760 46 , , , 43963 1760 47 though though IN 43963 1760 48 species specie NNS 43963 1760 49 of of IN 43963 1760 50 one one CD 43963 1760 51 genus genus NN 43963 1760 52 , , , 43963 1760 53 _ _ NNP 43963 1760 54 Monograptus Monograptus NNP 43963 1760 55 _ _ NNP 43963 1760 56 , , , 43963 1760 57 lingered linger VBN 43963 1760 58 for for IN 43963 1760 59 a a DT 43963 1760 60 short short JJ 43963 1760 61 time time NN 43963 1760 62 in in IN 43963 1760 63 greatly greatly RB 43963 1760 64 diminished diminished JJ 43963 1760 65 quantity quantity NN 43963 1760 66 . . . 43963 1761 1 The the DT 43963 1761 2 trilobites trilobite NNS 43963 1761 3 which which WDT 43963 1761 4 played play VBD 43963 1761 5 so so RB 43963 1761 6 important important JJ 43963 1761 7 a a DT 43963 1761 8 part part NN 43963 1761 9 amongst amongst IN 43963 1761 10 the the DT 43963 1761 11 faunas fauna NNS 43963 1761 12 of of IN 43963 1761 13 Lower low JJR 43963 1761 14 Palæozoic Palæozoic NNP 43963 1761 15 times time NNS 43963 1761 16 still still RB 43963 1761 17 occur occur VBP 43963 1761 18 fairly fairly RB 43963 1761 19 abundantly abundantly RB 43963 1761 20 amongst amongst IN 43963 1761 21 the the DT 43963 1761 22 rocks rock NNS 43963 1761 23 of of IN 43963 1761 24 the the DT 43963 1761 25 Devonian Devonian NNP 43963 1761 26 system system NN 43963 1761 27 , , , 43963 1761 28 and and CC 43963 1761 29 there there EX 43963 1761 30 is be VBZ 43963 1761 31 a a DT 43963 1761 32 very very RB 43963 1761 33 interesting interesting JJ 43963 1761 34 point point NN 43963 1761 35 to to TO 43963 1761 36 be be VB 43963 1761 37 noticed notice VBN 43963 1761 38 in in IN 43963 1761 39 connexion connexion NN 43963 1761 40 with with IN 43963 1761 41 them -PRON- PRP 43963 1761 42 . . . 43963 1762 1 They -PRON- PRP 43963 1762 2 seem seem VBP 43963 1762 3 to to TO 43963 1762 4 have have VB 43963 1762 5 become become VBN 43963 1762 6 practically practically RB 43963 1762 7 extinct extinct VBN 43963 1762 8 in in IN 43963 1762 9 the the DT 43963 1762 10 succeeding succeed VBG 43963 1762 11 Carboniferous carboniferous JJ 43963 1762 12 period period NN 43963 1762 13 , , , 43963 1762 14 where where WRB 43963 1762 15 few few JJ 43963 1762 16 genera genus NNS 43963 1762 17 are be VBP 43963 1762 18 found find VBN 43963 1762 19 , , , 43963 1762 20 and and CC 43963 1762 21 the the DT 43963 1762 22 decadence decadence NN 43963 1762 23 of of IN 43963 1762 24 the the DT 43963 1762 25 group group NN 43963 1762 26 began begin VBD 43963 1762 27 in in IN 43963 1762 28 Devonian Devonian NNP 43963 1762 29 times time NNS 43963 1762 30 . . . 43963 1763 1 In in IN 43963 1763 2 these these DT 43963 1763 3 circumstances circumstance NNS 43963 1763 4 it -PRON- PRP 43963 1763 5 is be VBZ 43963 1763 6 interesting interesting JJ 43963 1763 7 to to TO 43963 1763 8 note note VB 43963 1763 9 the the DT 43963 1763 10 tendency tendency NN 43963 1763 11 displayed display VBN 43963 1763 12 by by IN 43963 1763 13 the the DT 43963 1763 14 creatures creature NNS 43963 1763 15 to to TO 43963 1763 16 possess possess VB 43963 1763 17 spiny spiny JJ 43963 1763 18 coverings covering NNS 43963 1763 19 . . . 43963 1764 1 It -PRON- PRP 43963 1764 2 is be VBZ 43963 1764 3 true true JJ 43963 1764 4 that that IN 43963 1764 5 _ _ NNP 43963 1764 6 Acidaspis Acidaspis NNP 43963 1764 7 _ _ NNP 43963 1764 8 , , , 43963 1764 9 the the DT 43963 1764 10 most most RBS 43963 1764 11 spinose spinose NN 43963 1764 12 of of IN 43963 1764 13 all all DT 43963 1764 14 trilobites trilobite NNS 43963 1764 15 , , , 43963 1764 16 is be VBZ 43963 1764 17 abundant abundant JJ 43963 1764 18 in in IN 43963 1764 19 Ordovician ordovician JJ 43963 1764 20 and and CC 43963 1764 21 Silurian silurian JJ 43963 1764 22 strata strata NN 43963 1764 23 , , , 43963 1764 24 and and CC 43963 1764 25 that that IN 43963 1764 26 other other JJ 43963 1764 27 spinose spinose JJ 43963 1764 28 trilobites trilobite NNS 43963 1764 29 are be VBP 43963 1764 30 found find VBN 43963 1764 31 there there RB 43963 1764 32 , , , 43963 1764 33 but but CC 43963 1764 34 the the DT 43963 1764 35 peculiarity peculiarity NN 43963 1764 36 of of IN 43963 1764 37 the the DT 43963 1764 38 Devonian Devonian NNP 43963 1764 39 trilobites trilobite NNS 43963 1764 40 is be VBZ 43963 1764 41 , , , 43963 1764 42 that that IN 43963 1764 43 genera genera NN 43963 1764 44 which which WDT 43963 1764 45 were be VBD 43963 1764 46 previously previously RB 43963 1764 47 smooth smooth JJ 43963 1764 48 , , , 43963 1764 49 or or CC 43963 1764 50 rarely rarely RB 43963 1764 51 possessing possess VBG 43963 1764 52 one one CD 43963 1764 53 or or CC 43963 1764 54 few few JJ 43963 1764 55 spines spine NNS 43963 1764 56 , , , 43963 1764 57 are be VBP 43963 1764 58 found find VBN 43963 1764 59 represented represent VBN 43963 1764 60 by by IN 43963 1764 61 extremely extremely RB 43963 1764 62 spinose spinose JJ 43963 1764 63 species specie NNS 43963 1764 64 in in IN 43963 1764 65 these these DT 43963 1764 66 beds,--the beds,--the PRP$ 43963 1764 67 spines spine NNS 43963 1764 68 being be VBG 43963 1764 69 developed develop VBN 43963 1764 70 from from IN 43963 1764 71 all all DT 43963 1764 72 parts part NNS 43963 1764 73 of of IN 43963 1764 74 the the DT 43963 1764 75 test test NN 43963 1764 76 , , , 43963 1764 77 sometimes sometimes RB 43963 1764 78 as as IN 43963 1764 79 a a DT 43963 1764 80 fringe fringe NN 43963 1764 81 to to TO 43963 1764 82 head head VB 43963 1764 83 or or CC 43963 1764 84 tail tail VB 43963 1764 85 , , , 43963 1764 86 sometimes sometimes RB 43963 1764 87 as as IN 43963 1764 88 prominent prominent JJ 43963 1764 89 projections projection NNS 43963 1764 90 from from IN 43963 1764 91 glabella glabella NN 43963 1764 92 and and CC 43963 1764 93 neck neck NN 43963 1764 94 segment segment NN 43963 1764 95 , , , 43963 1764 96 and and CC 43963 1764 97 frequently frequently RB 43963 1764 98 in in IN 43963 1764 99 rows row NNS 43963 1764 100 down down IN 43963 1764 101 the the DT 43963 1764 102 body body NN 43963 1764 103 segments segment NNS 43963 1764 104 . . . 43963 1765 1 Besides besides IN 43963 1765 2 _ _ NNP 43963 1765 3 Acidaspis Acidaspis NNP 43963 1765 4 _ _ NNP 43963 1765 5 , , , 43963 1765 6 we -PRON- PRP 43963 1765 7 find find VBP 43963 1765 8 spinose spinose JJ 43963 1765 9 species specie NNS 43963 1765 10 of of IN 43963 1765 11 _ _ NNP 43963 1765 12 Phacops Phacops NNP 43963 1765 13 _ _ NNP 43963 1765 14 , , , 43963 1765 15 _ _ NNP 43963 1765 16 Homalonotus Homalonotus NNP 43963 1765 17 _ _ NNP 43963 1765 18 , , , 43963 1765 19 _ _ NNP 43963 1765 20 Cyphaspis Cyphaspis NNP 43963 1765 21 _ _ NNP 43963 1765 22 , , , 43963 1765 23 _ _ NNP 43963 1765 24 Bronteus Bronteus NNP 43963 1765 25 _ _ NNP 43963 1765 26 and and CC 43963 1765 27 _ _ NNP 43963 1765 28 Encrinurus Encrinurus NNP 43963 1765 29 _ _ NNP 43963 1765 30 in in IN 43963 1765 31 Devonian Devonian NNP 43963 1765 32 strata strata NN 43963 1765 33 , , , 43963 1765 34 and and CC 43963 1765 35 the the DT 43963 1765 36 occurrence occurrence NN 43963 1765 37 of of IN 43963 1765 38 these these DT 43963 1765 39 forms form NNS 43963 1765 40 is be VBZ 43963 1765 41 so so RB 43963 1765 42 frequent frequent JJ 43963 1765 43 and and CC 43963 1765 44 world world NN 43963 1765 45 - - HYPH 43963 1765 46 wide wide RB 43963 1765 47 , , , 43963 1765 48 that that IN 43963 1765 49 one one PRP 43963 1765 50 might may MD 43963 1765 51 perhaps perhaps RB 43963 1765 52 infer infer VB 43963 1765 53 with with IN 43963 1765 54 confidence confidence NN 43963 1765 55 that that IN 43963 1765 56 an an DT 43963 1765 57 unknown unknown JJ 43963 1765 58 fauna fauna NN 43963 1765 59 containing contain VBG 43963 1765 60 many many JJ 43963 1765 61 spiny spiny JJ 43963 1765 62 trilobites trilobite NNS 43963 1765 63 was be VBD 43963 1765 64 of of IN 43963 1765 65 Devonian Devonian NNP 43963 1765 66 age age NN 43963 1765 67 . . . 43963 1766 1 [ [ -LRB- 43963 1766 2 Footnote footnote NN 43963 1766 3 86 86 CD 43963 1766 4 : : : 43963 1766 5 For for IN 43963 1766 6 an an DT 43963 1766 7 account account NN 43963 1766 8 of of IN 43963 1766 9 these these DT 43963 1766 10 see see VBP 43963 1766 11 A. A. NNP 43963 1766 12 S. S. NNP 43963 1766 13 Woodward Woodward NNP 43963 1766 14 's 's POS 43963 1766 15 _ _ NNP 43963 1766 16 Vertebrate Vertebrate NNP 43963 1766 17 Palæontology Palæontology NNP 43963 1766 18 _ _ NNP 43963 1766 19 . . . 43963 1766 20 ] ] -RRB- 43963 1767 1 The the DT 43963 1767 2 abundance abundance NN 43963 1767 3 of of IN 43963 1767 4 Eurypterids Eurypterids NNP 43963 1767 5 has have VBZ 43963 1767 6 been be VBN 43963 1767 7 previously previously RB 43963 1767 8 noted note VBN 43963 1767 9 . . . 43963 1768 1 Occurring occur VBG 43963 1768 2 as as IN 43963 1768 3 they -PRON- PRP 43963 1768 4 do do VBP 43963 1768 5 in in IN 43963 1768 6 Silurian silurian JJ 43963 1768 7 rocks rock NNS 43963 1768 8 , , , 43963 1768 9 they -PRON- PRP 43963 1768 10 are be VBP 43963 1768 11 far far RB 43963 1768 12 more more RBR 43963 1768 13 abundant abundant JJ 43963 1768 14 in in IN 43963 1768 15 those those DT 43963 1768 16 of of IN 43963 1768 17 Devonian Devonian NNP 43963 1768 18 age age NN 43963 1768 19 , , , 43963 1768 20 and and CC 43963 1768 21 are be VBP 43963 1768 22 found find VBN 43963 1768 23 indifferently indifferently RB 43963 1768 24 in in IN 43963 1768 25 sediments sediment NNS 43963 1768 26 of of IN 43963 1768 27 Old Old NNP 43963 1768 28 Red Red NNP 43963 1768 29 and and CC 43963 1768 30 Devon Devon NNP 43963 1768 31 types type NNS 43963 1768 32 . . . 43963 1769 1 Of of IN 43963 1769 2 air air NN 43963 1769 3 breathers breather NNS 43963 1769 4 , , , 43963 1769 5 several several JJ 43963 1769 6 insects insect NNS 43963 1769 7 have have VBP 43963 1769 8 been be VBN 43963 1769 9 found find VBN 43963 1769 10 in in IN 43963 1769 11 the the DT 43963 1769 12 strata strata NN 43963 1769 13 of of IN 43963 1769 14 different different JJ 43963 1769 15 parts part NNS 43963 1769 16 of of IN 43963 1769 17 the the DT 43963 1769 18 world world NN 43963 1769 19 . . . 43963 1770 1 The the DT 43963 1770 2 ordinary ordinary JJ 43963 1770 3 marine marine JJ 43963 1770 4 faunas fauna NNS 43963 1770 5 are be VBP 43963 1770 6 otherwise otherwise RB 43963 1770 7 intermediate intermediate JJ 43963 1770 8 in in IN 43963 1770 9 character character NN 43963 1770 10 between between IN 43963 1770 11 those those DT 43963 1770 12 of of IN 43963 1770 13 the the DT 43963 1770 14 Silurian silurian JJ 43963 1770 15 and and CC 43963 1770 16 Carboniferous carboniferous JJ 43963 1770 17 periods period NNS 43963 1770 18 , , , 43963 1770 19 but but CC 43963 1770 20 there there EX 43963 1770 21 are be VBP 43963 1770 22 several several JJ 43963 1770 23 characteristic characteristic JJ 43963 1770 24 Devonian devonian JJ 43963 1770 25 genera genera NN 43963 1770 26 , , , 43963 1770 27 and and CC 43963 1770 28 no no DT 43963 1770 29 one one NN 43963 1770 30 who who WP 43963 1770 31 is be VBZ 43963 1770 32 acquainted acquaint VBN 43963 1770 33 with with IN 43963 1770 34 the the DT 43963 1770 35 peculiarity peculiarity NN 43963 1770 36 of of IN 43963 1770 37 the the DT 43963 1770 38 Devonian Devonian NNP 43963 1770 39 fauna fauna NNS 43963 1770 40 would would MD 43963 1770 41 deny deny VB 43963 1770 42 to to IN 43963 1770 43 the the DT 43963 1770 44 Devonian Devonian NNP 43963 1770 45 strata strata NN 43963 1770 46 the the DT 43963 1770 47 right right NN 43963 1770 48 to to TO 43963 1770 49 rank rank VB 43963 1770 50 as as IN 43963 1770 51 a a DT 43963 1770 52 separate separate JJ 43963 1770 53 system system NN 43963 1770 54 , , , 43963 1770 55 containing contain VBG 43963 1770 56 a a DT 43963 1770 57 fauna fauna NN 43963 1770 58 as as RB 43963 1770 59 well well RB 43963 1770 60 marked mark VBN 43963 1770 61 in in IN 43963 1770 62 its -PRON- PRP$ 43963 1770 63 way way NN 43963 1770 64 as as IN 43963 1770 65 that that DT 43963 1770 66 of of IN 43963 1770 67 the the DT 43963 1770 68 Silurian silurian JJ 43963 1770 69 system system NN 43963 1770 70 below below RB 43963 1770 71 or or CC 43963 1770 72 that that DT 43963 1770 73 of of IN 43963 1770 74 the the DT 43963 1770 75 Carboniferous Carboniferous NNP 43963 1770 76 above above RB 43963 1770 77 . . . 43963 1771 1 Special special JJ 43963 1771 2 stress stress NN 43963 1771 3 is be VBZ 43963 1771 4 laid lay VBN 43963 1771 5 upon upon IN 43963 1771 6 this this DT 43963 1771 7 point point NN 43963 1771 8 because because IN 43963 1771 9 it -PRON- PRP 43963 1771 10 has have VBZ 43963 1771 11 been be VBN 43963 1771 12 suggested suggest VBN 43963 1771 13 that that IN 43963 1771 14 the the DT 43963 1771 15 Devonian Devonian NNP 43963 1771 16 system system NN 43963 1771 17 should should MD 43963 1771 18 be be VB 43963 1771 19 abolished abolish VBN 43963 1771 20 , , , 43963 1771 21 and and CC 43963 1771 22 its -PRON- PRP$ 43963 1771 23 strata strata NN 43963 1771 24 either either CC 43963 1771 25 divided divide VBN 43963 1771 26 between between IN 43963 1771 27 the the DT 43963 1771 28 Silurian silurian JJ 43963 1771 29 and and CC 43963 1771 30 Carboniferous Carboniferous NNP 43963 1771 31 systems system NNS 43963 1771 32 or or CC 43963 1771 33 referred refer VBD 43963 1771 34 exclusively exclusively RB 43963 1771 35 to to IN 43963 1771 36 the the DT 43963 1771 37 latter latter JJ 43963 1771 38 system[87 system[87 NN 43963 1771 39 ] ] -RRB- 43963 1771 40 . . . 43963 1772 1 [ [ -LRB- 43963 1772 2 Footnote Footnote NNP 43963 1772 3 87 87 CD 43963 1772 4 : : : 43963 1772 5 The the DT 43963 1772 6 literature literature NN 43963 1772 7 of of IN 43963 1772 8 the the DT 43963 1772 9 fauna fauna NNS 43963 1772 10 of of IN 43963 1772 11 the the DT 43963 1772 12 Devonian Devonian NNP 43963 1772 13 rocks rock NNS 43963 1772 14 is be VBZ 43963 1772 15 a a DT 43963 1772 16 rich rich JJ 43963 1772 17 one one CD 43963 1772 18 . . . 43963 1773 1 For for IN 43963 1773 2 an an DT 43963 1773 3 account account NN 43963 1773 4 of of IN 43963 1773 5 the the DT 43963 1773 6 Devonian devonian JJ 43963 1773 7 rocks rock NNS 43963 1773 8 of of IN 43963 1773 9 Britain Britain NNP 43963 1773 10 , , , 43963 1773 11 the the DT 43963 1773 12 reader reader NN 43963 1773 13 may may MD 43963 1773 14 consult consult VB 43963 1773 15 the the DT 43963 1773 16 Monograph Monograph NNP 43963 1773 17 of of IN 43963 1773 18 the the DT 43963 1773 19 Devonian Devonian NNP 43963 1773 20 Fossils Fossils NNP 43963 1773 21 of of IN 43963 1773 22 the the DT 43963 1773 23 South South NNP 43963 1773 24 of of IN 43963 1773 25 England England NNP 43963 1773 26 by by IN 43963 1773 27 Rev. Rev. NNP 43963 1774 1 G. G. NNP 43963 1774 2 F. F. NNP 43963 1774 3 Whidbourne Whidbourne NNP 43963 1774 4 , , , 43963 1774 5 which which WDT 43963 1774 6 is be VBZ 43963 1774 7 now now RB 43963 1774 8 appearing appear VBG 43963 1774 9 in in IN 43963 1774 10 the the DT 43963 1774 11 series series NN 43963 1774 12 of of IN 43963 1774 13 Monographs Monographs NNP 43963 1774 14 of of IN 43963 1774 15 the the DT 43963 1774 16 Palæontographical Palæontographical NNP 43963 1774 17 Society Society NNP 43963 1774 18 , , , 43963 1774 19 and and CC 43963 1774 20 in in IN 43963 1774 21 the the DT 43963 1774 22 publications publication NNS 43963 1774 23 of of IN 43963 1774 24 the the DT 43963 1774 25 same same JJ 43963 1774 26 Society Society NNP 43963 1774 27 he -PRON- PRP 43963 1774 28 will will MD 43963 1774 29 find find VB 43963 1774 30 a a DT 43963 1774 31 Monograph Monograph NNP 43963 1774 32 of of IN 43963 1774 33 the the DT 43963 1774 34 Eurypterids Eurypterids NNPS 43963 1774 35 from from IN 43963 1774 36 the the DT 43963 1774 37 pen pen NN 43963 1774 38 of of IN 43963 1774 39 Dr Dr NNP 43963 1774 40 Henry Henry NNP 43963 1774 41 Woodward Woodward NNP 43963 1774 42 . . . 43963 1775 1 The the DT 43963 1775 2 richest rich JJS 43963 1775 3 Devonian devonian JJ 43963 1775 4 fauna fauna NNS 43963 1775 5 is be VBZ 43963 1775 6 undoubtedly undoubtedly RB 43963 1775 7 that that DT 43963 1775 8 of of IN 43963 1775 9 the the DT 43963 1775 10 Bohemian bohemian JJ 43963 1775 11 area area NN 43963 1775 12 , , , 43963 1775 13 for for IN 43963 1775 14 the the DT 43963 1775 15 work work NN 43963 1775 16 of of IN 43963 1775 17 Dr Dr NNP 43963 1775 18 E. E. NNP 43963 1775 19 Kayser Kayser NNP 43963 1775 20 has have VBZ 43963 1775 21 conclusively conclusively RB 43963 1775 22 proved prove VBN 43963 1775 23 that that IN 43963 1775 24 the the DT 43963 1775 25 stages stage NNS 43963 1775 26 _ _ NNP 43963 1775 27 F F NNP 43963 1775 28 _ _ NNP 43963 1775 29 , , , 43963 1775 30 _ _ NNP 43963 1775 31 G G NNP 43963 1775 32 _ _ NNP 43963 1775 33 and and CC 43963 1775 34 _ _ NNP 43963 1775 35 H H NNP 43963 1775 36 _ _ NNP 43963 1775 37 of of IN 43963 1775 38 that that DT 43963 1775 39 basin basin NN 43963 1775 40 , , , 43963 1775 41 formerly formerly RB 43963 1775 42 referred refer VBD 43963 1775 43 to to IN 43963 1775 44 the the DT 43963 1775 45 Silurian Silurian NNP 43963 1775 46 , , , 43963 1775 47 are be VBP 43963 1775 48 of of IN 43963 1775 49 Devonian Devonian NNP 43963 1775 50 age age NN 43963 1775 51 , , , 43963 1775 52 and and CC 43963 1775 53 an an DT 43963 1775 54 excellent excellent JJ 43963 1775 55 idea idea NN 43963 1775 56 of of IN 43963 1775 57 the the DT 43963 1775 58 richness richness NN 43963 1775 59 of of IN 43963 1775 60 the the DT 43963 1775 61 Devonian Devonian NNP 43963 1775 62 fauna fauna NNS 43963 1775 63 may may MD 43963 1775 64 be be VB 43963 1775 65 obtained obtain VBN 43963 1775 66 by by IN 43963 1775 67 studying study VBG 43963 1775 68 the the DT 43963 1775 69 descriptions description NNS 43963 1775 70 of of IN 43963 1775 71 the the DT 43963 1775 72 fossils fossil NNS 43963 1775 73 from from IN 43963 1775 74 those those DT 43963 1775 75 stages stage NNS 43963 1775 76 which which WDT 43963 1775 77 have have VBP 43963 1775 78 appeared appear VBN 43963 1775 79 and and CC 43963 1775 80 are be VBP 43963 1775 81 appearing appear VBG 43963 1775 82 in in IN 43963 1775 83 Barrande Barrande NNP 43963 1775 84 's 's POS 43963 1775 85 classic classic JJ 43963 1775 86 work work NN 43963 1775 87 . . . 43963 1775 88 ] ] -RRB- 43963 1776 1 CHAPTER chapter NN 43963 1776 2 XVIII xviii NN 43963 1776 3 . . . 43963 1777 1 THE the DT 43963 1777 2 CARBONIFEROUS CARBONIFEROUS NNP 43963 1777 3 SYSTEM system NN 43963 1777 4 . . . 43963 1778 1 _ _ NNP 43963 1778 2 The the DT 43963 1778 3 Classification Classification NNP 43963 1778 4 . . . 43963 1778 5 _ _ NNP 43963 1778 6 The the DT 43963 1778 7 British british JJ 43963 1778 8 rocks rock NNS 43963 1778 9 of of IN 43963 1778 10 the the DT 43963 1778 11 Carboniferous carboniferous JJ 43963 1778 12 system system NN 43963 1778 13 have have VBP 43963 1778 14 been be VBN 43963 1778 15 classified classify VBN 43963 1778 16 according accord VBG 43963 1778 17 to to IN 43963 1778 18 their -PRON- PRP$ 43963 1778 19 lithological lithological JJ 43963 1778 20 characters character NNS 43963 1778 21 , , , 43963 1778 22 but but CC 43963 1778 23 as as IN 43963 1778 24 the the DT 43963 1778 25 classification classification NN 43963 1778 26 has have VBZ 43963 1778 27 been be VBN 43963 1778 28 altered alter VBN 43963 1778 29 from from IN 43963 1778 30 time time NN 43963 1778 31 to to IN 43963 1778 32 time time NN 43963 1778 33 , , , 43963 1778 34 we -PRON- PRP 43963 1778 35 may may MD 43963 1778 36 use use VB 43963 1778 37 that that DT 43963 1778 38 which which WDT 43963 1778 39 seems seem VBZ 43963 1778 40 most most RBS 43963 1778 41 acceptable acceptable JJ 43963 1778 42 to to IN 43963 1778 43 the the DT 43963 1778 44 majority majority NN 43963 1778 45 of of IN 43963 1778 46 British british JJ 43963 1778 47 geologists geologist NNS 43963 1778 48 at at IN 43963 1778 49 the the DT 43963 1778 50 present present JJ 43963 1778 51 day day NN 43963 1778 52 . . . 43963 1779 1 According accord VBG 43963 1779 2 to to IN 43963 1779 3 this this DT 43963 1779 4 , , , 43963 1779 5 the the DT 43963 1779 6 beds bed NNS 43963 1779 7 are be VBP 43963 1779 8 grouped group VBN 43963 1779 9 as as IN 43963 1779 10 below:-- below:-- NN 43963 1779 11 { { -LRB- 43963 1779 12 { { -LRB- 43963 1779 13 Ardwick Ardwick NNP 43963 1779 14 Stage Stage NNP 43963 1779 15 Upper Upper NNP 43963 1779 16 Carboniferous Carboniferous NNP 43963 1779 17 { { -LRB- 43963 1779 18 Coal Coal NNP 43963 1779 19 Measures measure NNS 43963 1779 20 { { -LRB- 43963 1779 21 Pennant pennant JJ 43963 1779 22 Stage stage NN 43963 1779 23 { { -LRB- 43963 1779 24 { { -LRB- 43963 1779 25 Gannister Gannister NNP 43963 1779 26 Stage stage NN 43963 1779 27 { { -LRB- 43963 1779 28 Millstone millstone NN 43963 1779 29 Grit grit NN 43963 1779 30 Lower low JJR 43963 1779 31 Carboniferous carboniferous JJ 43963 1779 32 { { -LRB- 43963 1779 33 Carboniferous Carboniferous NNP 43963 1779 34 ( ( -LRB- 43963 1779 35 Mountain Mountain NNP 43963 1779 36 ) ) -RRB- 43963 1779 37 Limestone Limestone NNP 43963 1779 38 { { -LRB- 43963 1779 39 Series Series NNP 43963 1779 40 . . . 43963 1780 1 The the DT 43963 1780 2 Lower lower RBR 43963 1780 3 Carboniferous carboniferous JJ 43963 1780 4 beds bed NNS 43963 1780 5 have have VBP 43963 1780 6 been be VBN 43963 1780 7 further further RB 43963 1780 8 subdivided subdivide VBN 43963 1780 9 into:-- into:-- '' 43963 1780 10 Yoredale Yoredale NNP 43963 1780 11 Series Series NNP 43963 1780 12 or or CC 43963 1780 13 Upper Upper NNP 43963 1780 14 Limestone Limestone NNP 43963 1780 15 Shales Shales NNP 43963 1780 16 , , , 43963 1780 17 Mountain Mountain NNP 43963 1780 18 Limestone Limestone NNP 43963 1780 19 , , , 43963 1780 20 Lower Lower NNP 43963 1780 21 Limestone Limestone NNP 43963 1780 22 Shales Shales NNP 43963 1780 23 , , , 43963 1780 24 with with IN 43963 1780 25 Sandstones Sandstones NNP 43963 1780 26 and and CC 43963 1780 27 Conglomerates Conglomerates NNPS 43963 1780 28 , , , 43963 1780 29 but but CC 43963 1780 30 as as IN 43963 1780 31 these these DT 43963 1780 32 lithological lithological JJ 43963 1780 33 types type NNS 43963 1780 34 are be VBP 43963 1780 35 found find VBN 43963 1780 36 to to TO 43963 1780 37 be be VB 43963 1780 38 very very RB 43963 1780 39 variable variable JJ 43963 1780 40 when when WRB 43963 1780 41 traced trace VBN 43963 1780 42 laterally laterally RB 43963 1780 43 for for IN 43963 1780 44 comparatively comparatively RB 43963 1780 45 short short JJ 43963 1780 46 distances distance NNS 43963 1780 47 , , , 43963 1780 48 it -PRON- PRP 43963 1780 49 is be VBZ 43963 1780 50 found find VBN 43963 1780 51 more more RBR 43963 1780 52 satisfactory satisfactory JJ 43963 1780 53 to to TO 43963 1780 54 use use VB 43963 1780 55 the the DT 43963 1780 56 terms term NNS 43963 1780 57 in in IN 43963 1780 58 a a DT 43963 1780 59 purely purely RB 43963 1780 60 lithological lithological JJ 43963 1780 61 sense sense NN 43963 1780 62 rather rather RB 43963 1780 63 than than IN 43963 1780 64 with with IN 43963 1780 65 chronological chronological JJ 43963 1780 66 significance significance NN 43963 1780 67 . . . 43963 1781 1 The the DT 43963 1781 2 somewhat somewhat RB 43963 1781 3 abnormal abnormal JJ 43963 1781 4 development development NN 43963 1781 5 of of IN 43963 1781 6 the the DT 43963 1781 7 higher high JJR 43963 1781 8 portions portion NNS 43963 1781 9 of of IN 43963 1781 10 the the DT 43963 1781 11 Carboniferous carboniferous JJ 43963 1781 12 rocks rock NNS 43963 1781 13 of of IN 43963 1781 14 Britain Britain NNP 43963 1781 15 renders render VBZ 43963 1781 16 the the DT 43963 1781 17 local local JJ 43963 1781 18 classification classification NN 43963 1781 19 only only RB 43963 1781 20 partially partially RB 43963 1781 21 applicable applicable JJ 43963 1781 22 in in IN 43963 1781 23 other other JJ 43963 1781 24 regions region NNS 43963 1781 25 , , , 43963 1781 26 and and CC 43963 1781 27 as as IN 43963 1781 28 our -PRON- PRP$ 43963 1781 29 knowledge knowledge NN 43963 1781 30 progresses progress VBZ 43963 1781 31 , , , 43963 1781 32 a a DT 43963 1781 33 palæontological palæontological JJ 43963 1781 34 classification classification NN 43963 1781 35 will will MD 43963 1781 36 probably probably RB 43963 1781 37 be be VB 43963 1781 38 adopted adopt VBN 43963 1781 39 . . . 43963 1782 1 This this DT 43963 1782 2 has have VBZ 43963 1782 3 already already RB 43963 1782 4 been be VBN 43963 1782 5 done do VBN 43963 1782 6 with with IN 43963 1782 7 the the DT 43963 1782 8 more more RBR 43963 1782 9 purely purely RB 43963 1782 10 open open JJ 43963 1782 11 - - HYPH 43963 1782 12 water water NN 43963 1782 13 sediments sediment NNS 43963 1782 14 of of IN 43963 1782 15 Russia Russia NNP 43963 1782 16 and and CC 43963 1782 17 Eastern Eastern NNP 43963 1782 18 Asia Asia NNP 43963 1782 19 , , , 43963 1782 20 where where WRB 43963 1782 21 the the DT 43963 1782 22 development development NN 43963 1782 23 of of IN 43963 1782 24 the the DT 43963 1782 25 beds bed NNS 43963 1782 26 is be VBZ 43963 1782 27 more more RBR 43963 1782 28 normal normal JJ 43963 1782 29 . . . 43963 1783 1 There there RB 43963 1783 2 the the DT 43963 1783 3 rocks rock NNS 43963 1783 4 are be VBP 43963 1783 5 classified classify VBN 43963 1783 6 as as IN 43963 1783 7 under:-- under:-- ADD 43963 1783 8 Upper Upper NNP 43963 1783 9 Carboniferous Carboniferous NNP 43963 1783 10 or or CC 43963 1783 11 Gshellian Gshellian NNP 43963 1783 12 , , , 43963 1783 13 Middle Middle NNP 43963 1783 14 Carboniferous Carboniferous NNP 43963 1783 15 or or CC 43963 1783 16 Moscovian Moscovian NNP 43963 1783 17 , , , 43963 1783 18 Lower Lower NNP 43963 1783 19 Carboniferous Carboniferous NNP 43963 1783 20 , , , 43963 1783 21 and and CC 43963 1783 22 as as IN 43963 1783 23 this this DT 43963 1783 24 classification classification NN 43963 1783 25 has have VBZ 43963 1783 26 already already RB 43963 1783 27 been be VBN 43963 1783 28 found find VBN 43963 1783 29 to to TO 43963 1783 30 be be VB 43963 1783 31 applicable applicable JJ 43963 1783 32 over over IN 43963 1783 33 rather rather RB 43963 1783 34 wide wide JJ 43963 1783 35 areas area NNS 43963 1783 36 , , , 43963 1783 37 it -PRON- PRP 43963 1783 38 is be VBZ 43963 1783 39 almost almost RB 43963 1783 40 certain certain JJ 43963 1783 41 that that IN 43963 1783 42 , , , 43963 1783 43 as as IN 43963 1783 44 in in IN 43963 1783 45 the the DT 43963 1783 46 case case NN 43963 1783 47 of of IN 43963 1783 48 the the DT 43963 1783 49 rocks rock NNS 43963 1783 50 of of IN 43963 1783 51 other other JJ 43963 1783 52 systems system NNS 43963 1783 53 , , , 43963 1783 54 it -PRON- PRP 43963 1783 55 will will MD 43963 1783 56 prove prove VB 43963 1783 57 more more RBR 43963 1783 58 serviceable serviceable JJ 43963 1783 59 than than IN 43963 1783 60 one one CD 43963 1783 61 which which WDT 43963 1783 62 is be VBZ 43963 1783 63 mainly mainly RB 43963 1783 64 ( ( -LRB- 43963 1783 65 though though IN 43963 1783 66 not not RB 43963 1783 67 quite quite RB 43963 1783 68 exclusively exclusively RB 43963 1783 69 ) ) -RRB- 43963 1783 70 based base VBN 43963 1783 71 upon upon IN 43963 1783 72 vertical vertical JJ 43963 1783 73 variation variation NN 43963 1783 74 of of IN 43963 1783 75 lithological lithological JJ 43963 1783 76 characters character NNS 43963 1783 77 , , , 43963 1783 78 especially especially RB 43963 1783 79 as as IN 43963 1783 80 the the DT 43963 1783 81 Carboniferous carboniferous JJ 43963 1783 82 rocks rock NNS 43963 1783 83 over over IN 43963 1783 84 large large JJ 43963 1783 85 tracts tract NNS 43963 1783 86 in in IN 43963 1783 87 North North NNP 43963 1783 88 America America NNP 43963 1783 89 possess possess NN 43963 1783 90 faunas fauna NNS 43963 1783 91 which which WDT 43963 1783 92 are be VBP 43963 1783 93 similar similar JJ 43963 1783 94 to to IN 43963 1783 95 those those DT 43963 1783 96 which which WDT 43963 1783 97 have have VBP 43963 1783 98 been be VBN 43963 1783 99 discovered discover VBN 43963 1783 100 in in IN 43963 1783 101 Russia Russia NNP 43963 1783 102 , , , 43963 1783 103 Eastern Eastern NNP 43963 1783 104 Asia Asia NNP 43963 1783 105 and and CC 43963 1783 106 North North NNP 43963 1783 107 Africa Africa NNP 43963 1783 108 . . . 43963 1784 1 _ _ NNP 43963 1784 2 Description Description NNP 43963 1784 3 of of IN 43963 1784 4 the the DT 43963 1784 5 strata strata NN 43963 1784 6 . . . 43963 1784 7 _ _ NNP 43963 1784 8 The the DT 43963 1784 9 variations variation NNS 43963 1784 10 in in IN 43963 1784 11 the the DT 43963 1784 12 lithological lithological JJ 43963 1784 13 characters character NNS 43963 1784 14 and and CC 43963 1784 15 fossil fossil JJ 43963 1784 16 contents content NNS 43963 1784 17 of of IN 43963 1784 18 the the DT 43963 1784 19 British british JJ 43963 1784 20 Carboniferous carboniferous JJ 43963 1784 21 strata strata NN 43963 1784 22 when when WRB 43963 1784 23 traced trace VBN 43963 1784 24 from from IN 43963 1784 25 north north NN 43963 1784 26 to to IN 43963 1784 27 south south NN 43963 1784 28 have have VBP 43963 1784 29 been be VBN 43963 1784 30 so so RB 43963 1784 31 frequently frequently RB 43963 1784 32 described describe VBN 43963 1784 33 , , , 43963 1784 34 and and CC 43963 1784 35 utilised utilise VBN 43963 1784 36 as as IN 43963 1784 37 a a DT 43963 1784 38 means means NN 43963 1784 39 of of IN 43963 1784 40 illustrating illustrate VBG 43963 1784 41 the the DT 43963 1784 42 indications indication NNS 43963 1784 43 as as IN 43963 1784 44 to to IN 43963 1784 45 local local JJ 43963 1784 46 variations variation NNS 43963 1784 47 in in IN 43963 1784 48 physical physical JJ 43963 1784 49 conditions condition NNS 43963 1784 50 which which WDT 43963 1784 51 are be VBP 43963 1784 52 supplied supply VBN 43963 1784 53 by by IN 43963 1784 54 those those DT 43963 1784 55 strata strata NN 43963 1784 56 , , , 43963 1784 57 that that IN 43963 1784 58 little little JJ 43963 1784 59 need need NN 43963 1784 60 be be VB 43963 1784 61 said say VBN 43963 1784 62 upon upon IN 43963 1784 63 the the DT 43963 1784 64 subject subject NN 43963 1784 65 . . . 43963 1785 1 The the DT 43963 1785 2 restoration restoration NN 43963 1785 3 of of IN 43963 1785 4 the the DT 43963 1785 5 physical physical JJ 43963 1785 6 geography geography NN 43963 1785 7 of of IN 43963 1785 8 Carboniferous carboniferous JJ 43963 1785 9 times time NNS 43963 1785 10 over over IN 43963 1785 11 the the DT 43963 1785 12 British british JJ 43963 1785 13 area area NN 43963 1785 14 will will MD 43963 1785 15 be be VB 43963 1785 16 found find VBN 43963 1785 17 in in IN 43963 1785 18 a a DT 43963 1785 19 chapter chapter NN 43963 1785 20 by by IN 43963 1785 21 the the DT 43963 1785 22 late late JJ 43963 1785 23 Professor Professor NNP 43963 1785 24 Green Green NNP 43963 1785 25 in in IN 43963 1785 26 the the DT 43963 1785 27 work work NN 43963 1785 28 upon upon IN 43963 1785 29 _ _ NNP 43963 1785 30 Coal Coal NNP 43963 1785 31 _ _ NNP 43963 1785 32 by by IN 43963 1785 33 various various JJ 43963 1785 34 professors professor NNS 43963 1785 35 at at IN 43963 1785 36 the the DT 43963 1785 37 Yorkshire Yorkshire NNP 43963 1785 38 College College NNP 43963 1785 39 of of IN 43963 1785 40 Science Science NNP 43963 1785 41 and and CC 43963 1785 42 also also RB 43963 1785 43 in in IN 43963 1785 44 Prof. Prof. NNP 43963 1786 1 Hull Hull NNP 43963 1786 2 's 's POS 43963 1786 3 _ _ NNP 43963 1786 4 Physical Physical NNP 43963 1786 5 History History NNP 43963 1786 6 of of IN 43963 1786 7 the the DT 43963 1786 8 British british JJ 43963 1786 9 Isles Isles NNPS 43963 1786 10 _ _ NNP 43963 1786 11 . . . 43963 1787 1 Some some DT 43963 1787 2 modifications modification NNS 43963 1787 3 must must MD 43963 1787 4 be be VB 43963 1787 5 made make VBN 43963 1787 6 in in IN 43963 1787 7 these these DT 43963 1787 8 restorations restoration NNS 43963 1787 9 as as IN 43963 1787 10 the the DT 43963 1787 11 result result NN 43963 1787 12 of of IN 43963 1787 13 recent recent JJ 43963 1787 14 research research NN 43963 1787 15 , , , 43963 1787 16 the the DT 43963 1787 17 principal principal NN 43963 1787 18 being be VBG 43963 1787 19 caused cause VBN 43963 1787 20 by by IN 43963 1787 21 discoveries discovery NNS 43963 1787 22 amongst amongst IN 43963 1787 23 the the DT 43963 1787 24 Carboniferous carboniferous JJ 43963 1787 25 rocks rock NNS 43963 1787 26 of of IN 43963 1787 27 Devonshire devonshire NN 43963 1787 28 . . . 43963 1788 1 Taking take VBG 43963 1788 2 the the DT 43963 1788 3 strata strata NN 43963 1788 4 in in IN 43963 1788 5 vertical vertical JJ 43963 1788 6 succession succession NN 43963 1788 7 , , , 43963 1788 8 we -PRON- PRP 43963 1788 9 find find VBP 43963 1788 10 evidence evidence NN 43963 1788 11 of of IN 43963 1788 12 the the DT 43963 1788 13 occurrence occurrence NN 43963 1788 14 of of IN 43963 1788 15 a a DT 43963 1788 16 complete complete JJ 43963 1788 17 marine marine JJ 43963 1788 18 period period NN 43963 1788 19 ( ( -LRB- 43963 1788 20 the the DT 43963 1788 21 second second JJ 43963 1788 22 great great JJ 43963 1788 23 marine marine JJ 43963 1788 24 period period NN 43963 1788 25 ) ) -RRB- 43963 1788 26 between between IN 43963 1788 27 the the DT 43963 1788 28 second second JJ 43963 1788 29 and and CC 43963 1788 30 third third JJ 43963 1788 31 continental continental JJ 43963 1788 32 periods period NNS 43963 1788 33 . . . 43963 1789 1 The the DT 43963 1789 2 first first JJ 43963 1789 3 shallow shallow JJ 43963 1789 4 - - HYPH 43963 1789 5 water water NN 43963 1789 6 phase phase NN 43963 1789 7 over over IN 43963 1789 8 a a DT 43963 1789 9 great great JJ 43963 1789 10 portion portion NN 43963 1789 11 of of IN 43963 1789 12 the the DT 43963 1789 13 British British NNP 43963 1789 14 Isles Isles NNPS 43963 1789 15 is be VBZ 43963 1789 16 marked mark VBN 43963 1789 17 by by IN 43963 1789 18 thin thin JJ 43963 1789 19 terrigenous terrigenous JJ 43963 1789 20 sediments sediment NNS 43963 1789 21 , , , 43963 1789 22 indicating indicate VBG 43963 1789 23 that that IN 43963 1789 24 the the DT 43963 1789 25 period period NN 43963 1789 26 was be VBD 43963 1789 27 a a DT 43963 1789 28 brief brief JJ 43963 1789 29 one one NN 43963 1789 30 ; ; : 43963 1789 31 it -PRON- PRP 43963 1789 32 was be VBD 43963 1789 33 followed follow VBN 43963 1789 34 by by IN 43963 1789 35 the the DT 43963 1789 36 deep deep JJ 43963 1789 37 - - HYPH 43963 1789 38 water water NN 43963 1789 39 phase phase NN 43963 1789 40 , , , 43963 1789 41 probably probably RB 43963 1789 42 of of IN 43963 1789 43 some some DT 43963 1789 44 length length NN 43963 1789 45 , , , 43963 1789 46 lasting last VBG 43963 1789 47 through through IN 43963 1789 48 the the DT 43963 1789 49 greater great JJR 43963 1789 50 part part NN 43963 1789 51 of of IN 43963 1789 52 the the DT 43963 1789 53 remainder remainder NN 43963 1789 54 of of IN 43963 1789 55 Lower low JJR 43963 1789 56 Carboniferous carboniferous JJ 43963 1789 57 times time NNS 43963 1789 58 ; ; : 43963 1789 59 while while IN 43963 1789 60 the the DT 43963 1789 61 concluding conclude VBG 43963 1789 62 shallow shallow JJ 43963 1789 63 - - HYPH 43963 1789 64 water water NN 43963 1789 65 phase phase NN 43963 1789 66 was be VBD 43963 1789 67 lengthy lengthy JJ 43963 1789 68 as as IN 43963 1789 69 compared compare VBN 43963 1789 70 with with IN 43963 1789 71 that that DT 43963 1789 72 of of IN 43963 1789 73 the the DT 43963 1789 74 beginning beginning NN 43963 1789 75 of of IN 43963 1789 76 the the DT 43963 1789 77 period period NN 43963 1789 78 , , , 43963 1789 79 and and CC 43963 1789 80 is be VBZ 43963 1789 81 marked mark VBN 43963 1789 82 by by IN 43963 1789 83 the the DT 43963 1789 84 accumulation accumulation NN 43963 1789 85 of of IN 43963 1789 86 the the DT 43963 1789 87 great great JJ 43963 1789 88 thickness thickness NN 43963 1789 89 of of IN 43963 1789 90 deposits deposit NNS 43963 1789 91 belonging belong VBG 43963 1789 92 to to IN 43963 1789 93 the the DT 43963 1789 94 Millstone Millstone NNP 43963 1789 95 Grit Grit NNP 43963 1789 96 and and CC 43963 1789 97 Coal Coal NNP 43963 1789 98 Measures Measures NNPS 43963 1789 99 . . . 43963 1790 1 There there EX 43963 1790 2 is be VBZ 43963 1790 3 no no DT 43963 1790 4 doubt doubt NN 43963 1790 5 , , , 43963 1790 6 however however RB 43963 1790 7 , , , 43963 1790 8 that that IN 43963 1790 9 in in IN 43963 1790 10 some some DT 43963 1790 11 parts part NNS 43963 1790 12 of of IN 43963 1790 13 the the DT 43963 1790 14 British british JJ 43963 1790 15 area area NN 43963 1790 16 minor minor JJ 43963 1790 17 changes change NNS 43963 1790 18 produced produce VBD 43963 1790 19 local local JJ 43963 1790 20 terrestrial terrestrial JJ 43963 1790 21 conditions condition NNS 43963 1790 22 during during IN 43963 1790 23 the the DT 43963 1790 24 period period NN 43963 1790 25 , , , 43963 1790 26 and and CC 43963 1790 27 accordingly accordingly RB 43963 1790 28 we -PRON- PRP 43963 1790 29 find find VBP 43963 1790 30 that that IN 43963 1790 31 the the DT 43963 1790 32 deepest deep JJS 43963 1790 33 water water NN 43963 1790 34 deposits deposit NNS 43963 1790 35 of of IN 43963 1790 36 the the DT 43963 1790 37 system system NN 43963 1790 38 in in IN 43963 1790 39 Britain Britain NNP 43963 1790 40 are be VBP 43963 1790 41 succeeded succeed VBN 43963 1790 42 by by IN 43963 1790 43 an an DT 43963 1790 44 unconformable unconformable JJ 43963 1790 45 junction junction NN 43963 1790 46 with with IN 43963 1790 47 the the DT 43963 1790 48 sediments sediment NNS 43963 1790 49 of of IN 43963 1790 50 the the DT 43963 1790 51 upper upper JJ 43963 1790 52 portion portion NN 43963 1790 53 of of IN 43963 1790 54 the the DT 43963 1790 55 system system NN 43963 1790 56 . . . 43963 1791 1 The the DT 43963 1791 2 general general JJ 43963 1791 3 change change NN 43963 1791 4 in in IN 43963 1791 5 the the DT 43963 1791 6 lithological lithological JJ 43963 1791 7 characters character NNS 43963 1791 8 of of IN 43963 1791 9 the the DT 43963 1791 10 beds bed NNS 43963 1791 11 of of IN 43963 1791 12 the the DT 43963 1791 13 Lower Lower NNP 43963 1791 14 Carboniferous Carboniferous NNP 43963 1791 15 division division NN 43963 1791 16 when when WRB 43963 1791 17 traced trace VBN 43963 1791 18 from from IN 43963 1791 19 south south NN 43963 1791 20 to to IN 43963 1791 21 north north NN 43963 1791 22 is be VBZ 43963 1791 23 shewn shew VBN 43963 1791 24 in in IN 43963 1791 25 the the DT 43963 1791 26 following follow VBG 43963 1791 27 diagram diagram NN 43963 1791 28 ( ( -LRB- 43963 1791 29 Fig fig NN 43963 1791 30 . . . 43963 1792 1 20 20 CD 43963 1792 2 ) ) -RRB- 43963 1792 3 . . . 43963 1793 1 It -PRON- PRP 43963 1793 2 will will MD 43963 1793 3 be be VB 43963 1793 4 seen see VBN 43963 1793 5 that that IN 43963 1793 6 the the DT 43963 1793 7 land land NN 43963 1793 8 and and CC 43963 1793 9 open open JJ 43963 1793 10 sea sea NN 43963 1793 11 areas area NNS 43963 1793 12 were be VBD 43963 1793 13 in in IN 43963 1793 14 the the DT 43963 1793 15 respective respective JJ 43963 1793 16 positions position NNS 43963 1793 17 which which WDT 43963 1793 18 they -PRON- PRP 43963 1793 19 occupied occupy VBD 43963 1793 20 during during IN 43963 1793 21 Devonian Devonian NNP 43963 1793 22 times time NNS 43963 1793 23 , , , 43963 1793 24 but but CC 43963 1793 25 that that IN 43963 1793 26 as as IN 43963 1793 27 the the DT 43963 1793 28 result result NN 43963 1793 29 of of IN 43963 1793 30 greater great JJR 43963 1793 31 submergence submergence NN 43963 1793 32 , , , 43963 1793 33 with with IN 43963 1793 34 which which WDT 43963 1793 35 the the DT 43963 1793 36 accumulation accumulation NN 43963 1793 37 of of IN 43963 1793 38 sediment sediment NN 43963 1793 39 did do VBD 43963 1793 40 not not RB 43963 1793 41 keep keep VB 43963 1793 42 pace pace NN 43963 1793 43 , , , 43963 1793 44 the the DT 43963 1793 45 shallow shallow JJ 43963 1793 46 - - HYPH 43963 1793 47 water water NN 43963 1793 48 marine marine NN 43963 1793 49 deposits deposit NNS 43963 1793 50 of of IN 43963 1793 51 Devonian Devonian NNP 43963 1793 52 age age NN 43963 1793 53 are be VBP 43963 1793 54 in in IN 43963 1793 55 Devon Devon NNP 43963 1793 56 replaced replace VBN 43963 1793 57 by by IN 43963 1793 58 open open JJ 43963 1793 59 - - HYPH 43963 1793 60 sea sea NN 43963 1793 61 deposits[88 deposits[88 NN 43963 1793 62 ] ] -RRB- 43963 1793 63 , , , 43963 1793 64 while while IN 43963 1793 65 shallow shallow JJ 43963 1793 66 - - HYPH 43963 1793 67 water water NN 43963 1793 68 marine marine NN 43963 1793 69 deposits deposit NNS 43963 1793 70 further far RBR 43963 1793 71 north north RB 43963 1793 72 replace replace VBP 43963 1793 73 the the DT 43963 1793 74 anomalous anomalous JJ 43963 1793 75 deposits deposit NNS 43963 1793 76 which which WDT 43963 1793 77 were be VBD 43963 1793 78 found find VBN 43963 1793 79 there there RB 43963 1793 80 during during IN 43963 1793 81 the the DT 43963 1793 82 Devonian devonian JJ 43963 1793 83 period period NN 43963 1793 84 . . . 43963 1794 1 [ [ -LRB- 43963 1794 2 Footnote Footnote NNP 43963 1794 3 88 88 CD 43963 1794 4 : : : 43963 1794 5 The the DT 43963 1794 6 Radiolarian Radiolarian NNP 43963 1794 7 Cherts Cherts NNPS 43963 1794 8 of of IN 43963 1794 9 the the DT 43963 1794 10 Lower Lower NNP 43963 1794 11 Carboniferous carboniferous JJ 43963 1794 12 rocks rock NNS 43963 1794 13 of of IN 43963 1794 14 Devon Devon NNP 43963 1794 15 , , , 43963 1794 16 and and CC 43963 1794 17 the the DT 43963 1794 18 associated associated JJ 43963 1794 19 sediments sediment NNS 43963 1794 20 , , , 43963 1794 21 together together RB 43963 1794 22 with with IN 43963 1794 23 the the DT 43963 1794 24 unconformity unconformity NN 43963 1794 25 between between IN 43963 1794 26 these these DT 43963 1794 27 and and CC 43963 1794 28 the the DT 43963 1794 29 Upper Upper NNP 43963 1794 30 Carboniferous Carboniferous NNP 43963 1794 31 beds bed NNS 43963 1794 32 are be VBP 43963 1794 33 described describe VBN 43963 1794 34 by by IN 43963 1794 35 Messrs Messrs NNP 43963 1794 36 Hinde Hinde NNP 43963 1794 37 and and CC 43963 1794 38 Fox Fox NNP 43963 1794 39 , , , 43963 1794 40 Quart Quart NNP 43963 1794 41 . . . 43963 1795 1 _ _ NNP 43963 1795 2 Journ Journ NNP 43963 1795 3 . . . 43963 1796 1 Geol Geol NNP 43963 1796 2 . . . 43963 1797 1 Soc Soc NNP 43963 1797 2 . . . 43963 1797 3 _ _ NNP 43963 1797 4 , , , 43963 1797 5 vol vol NNP 43963 1797 6 . . . 43963 1798 1 LI LI NNP 43963 1798 2 . . . 43963 1799 1 p. p. NN 43963 1800 1 609 609 CD 43963 1800 2 . . . 43963 1800 3 ] ] -RRB- 43963 1801 1 [ [ -LRB- 43963 1801 2 Illustration illustration NN 43963 1801 3 : : : 43963 1801 4 Fig Fig NNP 43963 1801 5 . . . 43963 1802 1 20 20 CD 43963 1802 2 . . . 43963 1803 1 _ _ NNP 43963 1803 2 a. a. NN 43963 1803 3 _ _ NNP 43963 1803 4 Radiolarian Radiolarian NNP 43963 1803 5 cherts chert NNS 43963 1803 6 of of IN 43963 1803 7 Devon Devon NNP 43963 1803 8 . . . 43963 1804 1 _ _ NNP 43963 1804 2 b. b. NN 43963 1804 3 _ _ NNP 43963 1804 4 Mountain Mountain NNP 43963 1804 5 limestone limestone NN 43963 1804 6 of of IN 43963 1804 7 Central Central NNP 43963 1804 8 England England NNP 43963 1804 9 . . . 43963 1805 1 _ _ NNP 43963 1805 2 c. c. NNP 43963 1805 3 _ _ NNP 43963 1805 4 Mechanical Mechanical NNP 43963 1805 5 sediments sediment NNS 43963 1805 6 of of IN 43963 1805 7 Northern Northern NNP 43963 1805 8 England England NNP 43963 1805 9 . . . 43963 1806 1 _ _ NNP 43963 1806 2 d. d. NNP 43963 1806 3 _ _ NNP 43963 1806 4 Freshwater Freshwater NNP 43963 1806 5 deposits deposit NNS 43963 1806 6 of of IN 43963 1806 7 Southern Southern NNP 43963 1806 8 Scotland Scotland NNP 43963 1806 9 . . . 43963 1807 1 O.R. O.R. NNP 43963 1808 1 Older old JJR 43963 1808 2 rocks rock NNS 43963 1808 3 . . . 43963 1808 4 ] ] -RRB- 43963 1809 1 Owing owe VBG 43963 1809 2 to to IN 43963 1809 3 the the DT 43963 1809 4 accumulation accumulation NN 43963 1809 5 of of IN 43963 1809 6 thick thick JJ 43963 1809 7 masses masse NNS 43963 1809 8 of of IN 43963 1809 9 sediment sediment NN 43963 1809 10 , , , 43963 1809 11 the the DT 43963 1809 12 Lower Lower NNP 43963 1809 13 Carboniferous carboniferous JJ 43963 1809 14 sea sea NN 43963 1809 15 of of IN 43963 1809 16 the the DT 43963 1809 17 north north NN 43963 1809 18 of of IN 43963 1809 19 England England NNP 43963 1809 20 appears appear VBZ 43963 1809 21 to to TO 43963 1809 22 have have VB 43963 1809 23 been be VBN 43963 1809 24 largely largely RB 43963 1809 25 silted silt VBN 43963 1809 26 up up RP 43963 1809 27 , , , 43963 1809 28 and and CC 43963 1809 29 although although IN 43963 1809 30 the the DT 43963 1809 31 organic organic JJ 43963 1809 32 deposits deposit NNS 43963 1809 33 of of IN 43963 1809 34 the the DT 43963 1809 35 south south NN 43963 1809 36 are be VBP 43963 1809 37 so so RB 43963 1809 38 thin thin JJ 43963 1809 39 that that IN 43963 1809 40 they -PRON- PRP 43963 1809 41 did do VBD 43963 1809 42 not not RB 43963 1809 43 render render VB 43963 1809 44 the the DT 43963 1809 45 sea sea NN 43963 1809 46 shallow shallow NN 43963 1809 47 in in IN 43963 1809 48 that that DT 43963 1809 49 region region NN 43963 1809 50 , , , 43963 1809 51 the the DT 43963 1809 52 general general JJ 43963 1809 53 level level NN 43963 1809 54 of of IN 43963 1809 55 the the DT 43963 1809 56 Lower lower RBR 43963 1809 57 Carboniferous carboniferous JJ 43963 1809 58 floor floor NN 43963 1809 59 of of IN 43963 1809 60 the the DT 43963 1809 61 south south NN 43963 1809 62 was be VBD 43963 1809 63 also also RB 43963 1809 64 uplifted uplifted JJ 43963 1809 65 , , , 43963 1809 66 and and CC 43963 1809 67 actually actually RB 43963 1809 68 converted convert VBN 43963 1809 69 into into IN 43963 1809 70 land land NN 43963 1809 71 , , , 43963 1809 72 as as IN 43963 1809 73 the the DT 43963 1809 74 result result NN 43963 1809 75 of of IN 43963 1809 76 the the DT 43963 1809 77 upward upward JJ 43963 1809 78 movement movement NN 43963 1809 79 which which WDT 43963 1809 80 took take VBD 43963 1809 81 place place NN 43963 1809 82 in in IN 43963 1809 83 Devonshire Devonshire NNP 43963 1809 84 and and CC 43963 1809 85 tracts tract NNS 43963 1809 86 of of IN 43963 1809 87 France France NNP 43963 1809 88 ; ; : 43963 1809 89 and and CC 43963 1809 90 owing owe VBG 43963 1809 91 to to IN 43963 1809 92 silting silt VBG 43963 1809 93 up up RP 43963 1809 94 in in IN 43963 1809 95 the the DT 43963 1809 96 north north NN 43963 1809 97 , , , 43963 1809 98 and and CC 43963 1809 99 elevation elevation NN 43963 1809 100 in in IN 43963 1809 101 the the DT 43963 1809 102 south south NN 43963 1809 103 , , , 43963 1809 104 a a DT 43963 1809 105 general general JJ 43963 1809 106 plane plane NN 43963 1809 107 surface surface NN 43963 1809 108 was be VBD 43963 1809 109 produced produce VBN 43963 1809 110 over over IN 43963 1809 111 very very RB 43963 1809 112 extensive extensive JJ 43963 1809 113 areas area NNS 43963 1809 114 , , , 43963 1809 115 not not RB 43963 1809 116 only only RB 43963 1809 117 in in IN 43963 1809 118 Britain Britain NNP 43963 1809 119 but but CC 43963 1809 120 upon upon IN 43963 1809 121 the the DT 43963 1809 122 Continent continent NN 43963 1809 123 , , , 43963 1809 124 upon upon IN 43963 1809 125 which which WDT 43963 1809 126 the the DT 43963 1809 127 peculiar peculiar JJ 43963 1809 128 deposits deposit NNS 43963 1809 129 and and CC 43963 1809 130 accumulations accumulation NNS 43963 1809 131 of of IN 43963 1809 132 Upper Upper NNP 43963 1809 133 Carboniferous Carboniferous NNP 43963 1809 134 times time NNS 43963 1809 135 were be VBD 43963 1809 136 laid lay VBN 43963 1809 137 down down RP 43963 1809 138 , , , 43963 1809 139 sometimes sometimes RB 43963 1809 140 in in IN 43963 1809 141 shallow shallow JJ 43963 1809 142 water water NN 43963 1809 143 , , , 43963 1809 144 sometimes sometimes RB 43963 1809 145 upon upon IN 43963 1809 146 the the DT 43963 1809 147 land land NN 43963 1809 148 , , , 43963 1809 149 and and CC 43963 1809 150 often often RB 43963 1809 151 under under IN 43963 1809 152 conditions condition NNS 43963 1809 153 which which WDT 43963 1809 154 can can MD 43963 1809 155 not not RB 43963 1809 156 at at IN 43963 1809 157 present present JJ 43963 1809 158 be be VB 43963 1809 159 determined determine VBN 43963 1809 160 with with IN 43963 1809 161 accuracy accuracy NN 43963 1809 162 . . . 43963 1810 1 That that IN 43963 1810 2 the the DT 43963 1810 3 deposits deposit NNS 43963 1810 4 of of IN 43963 1810 5 the the DT 43963 1810 6 Millstone Millstone NNP 43963 1810 7 Grit Grit NNP 43963 1810 8 and and CC 43963 1810 9 Coal Coal NNP 43963 1810 10 Measure measure NN 43963 1810 11 epochs epoch NNS 43963 1810 12 were be VBD 43963 1810 13 to to IN 43963 1810 14 a a DT 43963 1810 15 large large JJ 43963 1810 16 extent extent NN 43963 1810 17 laid lay VBN 43963 1810 18 down down RP 43963 1810 19 in in IN 43963 1810 20 water water NN 43963 1810 21 is be VBZ 43963 1810 22 admitted admit VBN 43963 1810 23 by by IN 43963 1810 24 all all DT 43963 1810 25 , , , 43963 1810 26 and and CC 43963 1810 27 in in IN 43963 1810 28 the the DT 43963 1810 29 case case NN 43963 1810 30 of of IN 43963 1810 31 many many JJ 43963 1810 32 of of IN 43963 1810 33 the the DT 43963 1810 34 deposits deposit NNS 43963 1810 35 of of IN 43963 1810 36 the the DT 43963 1810 37 Millstone Millstone NNP 43963 1810 38 Grit Grit NNP 43963 1810 39 , , , 43963 1810 40 and and CC 43963 1810 41 some some DT 43963 1810 42 thin thin JJ 43963 1810 43 deposits deposit NNS 43963 1810 44 of of IN 43963 1810 45 the the DT 43963 1810 46 Coal Coal NNP 43963 1810 47 Measures Measures NNPS 43963 1810 48 , , , 43963 1810 49 it -PRON- PRP 43963 1810 50 is be VBZ 43963 1810 51 equally equally RB 43963 1810 52 clear clear JJ 43963 1810 53 that that IN 43963 1810 54 the the DT 43963 1810 55 water water NN 43963 1810 56 area area NN 43963 1810 57 was be VBD 43963 1810 58 part part NN 43963 1810 59 of of IN 43963 1810 60 an an DT 43963 1810 61 expanse expanse NN 43963 1810 62 of of IN 43963 1810 63 ocean ocean NN 43963 1810 64 , , , 43963 1810 65 for for IN 43963 1810 66 we -PRON- PRP 43963 1810 67 find find VBP 43963 1810 68 marine marine JJ 43963 1810 69 fossils fossil NNS 43963 1810 70 , , , 43963 1810 71 as as IN 43963 1810 72 corals coral NNS 43963 1810 73 , , , 43963 1810 74 crinoids crinoid NNS 43963 1810 75 , , , 43963 1810 76 and and CC 43963 1810 77 cephalopods cephalopod NNS 43963 1810 78 , , , 43963 1810 79 in in IN 43963 1810 80 these these DT 43963 1810 81 beds bed NNS 43963 1810 82 . . . 43963 1811 1 Associated associate VBN 43963 1811 2 with with IN 43963 1811 3 them -PRON- PRP 43963 1811 4 in in IN 43963 1811 5 the the DT 43963 1811 6 Coal Coal NNP 43963 1811 7 Measures measure NNS 43963 1811 8 are be VBP 43963 1811 9 other other JJ 43963 1811 10 beds bed NNS 43963 1811 11 in in IN 43963 1811 12 which which WDT 43963 1811 13 the the DT 43963 1811 14 ordinary ordinary JJ 43963 1811 15 Carboniferous carboniferous JJ 43963 1811 16 genera genera NN 43963 1811 17 of of IN 43963 1811 18 marine marine JJ 43963 1811 19 invertebrates invertebrates NNPS 43963 1811 20 are be VBP 43963 1811 21 absent absent JJ 43963 1811 22 , , , 43963 1811 23 and and CC 43963 1811 24 their -PRON- PRP$ 43963 1811 25 place place NN 43963 1811 26 is be VBZ 43963 1811 27 taken take VBN 43963 1811 28 by by IN 43963 1811 29 shells shell NNS 43963 1811 30 which which WDT 43963 1811 31 bear bear VBP 43963 1811 32 much much JJ 43963 1811 33 resemblance resemblance NN 43963 1811 34 to to IN 43963 1811 35 the the DT 43963 1811 36 modern modern JJ 43963 1811 37 fresh fresh JJ 43963 1811 38 - - HYPH 43963 1811 39 water water NN 43963 1811 40 mussel mussel NN 43963 1811 41 , , , 43963 1811 42 and and CC 43963 1811 43 it -PRON- PRP 43963 1811 44 has have VBZ 43963 1811 45 been be VBN 43963 1811 46 maintained maintain VBN 43963 1811 47 with with IN 43963 1811 48 good good JJ 43963 1811 49 reason reason NN 43963 1811 50 that that IN 43963 1811 51 as as IN 43963 1811 52 the the DT 43963 1811 53 ordinary ordinary JJ 43963 1811 54 marine marine JJ 43963 1811 55 forms form NNS 43963 1811 56 are be VBP 43963 1811 57 rarely rarely RB 43963 1811 58 or or CC 43963 1811 59 never never RB 43963 1811 60 mixed mix VBN 43963 1811 61 with with IN 43963 1811 62 those those DT 43963 1811 63 resembling resemble VBG 43963 1811 64 recent recent JJ 43963 1811 65 fresh fresh JJ 43963 1811 66 - - HYPH 43963 1811 67 water water NN 43963 1811 68 shells shell NNS 43963 1811 69 , , , 43963 1811 70 the the DT 43963 1811 71 latter latter JJ 43963 1811 72 are be VBP 43963 1811 73 truly truly RB 43963 1811 74 fresh fresh JJ 43963 1811 75 - - HYPH 43963 1811 76 water[89 water[89 NN 43963 1811 77 ] ] -RRB- 43963 1811 78 . . . 43963 1812 1 If if IN 43963 1812 2 this this DT 43963 1812 3 be be VB 43963 1812 4 so so RB 43963 1812 5 , , , 43963 1812 6 many many JJ 43963 1812 7 of of IN 43963 1812 8 the the DT 43963 1812 9 mechanically mechanically RB 43963 1812 10 formed form VBN 43963 1812 11 sediments sediment NNS 43963 1812 12 of of IN 43963 1812 13 the the DT 43963 1812 14 Coal Coal NNP 43963 1812 15 Measures Measures NNPS 43963 1812 16 were be VBD 43963 1812 17 of of IN 43963 1812 18 fresh fresh JJ 43963 1812 19 - - HYPH 43963 1812 20 water water NN 43963 1812 21 origin origin NN 43963 1812 22 , , , 43963 1812 23 laid lay VBD 43963 1812 24 down down RP 43963 1812 25 in in IN 43963 1812 26 shallow shallow JJ 43963 1812 27 lagoon lagoon NN 43963 1812 28 - - HYPH 43963 1812 29 like like JJ 43963 1812 30 expanses expanse NNS 43963 1812 31 , , , 43963 1812 32 probably probably RB 43963 1812 33 shut shut VBD 43963 1812 34 off off RP 43963 1812 35 from from IN 43963 1812 36 the the DT 43963 1812 37 main main JJ 43963 1812 38 ocean ocean NN 43963 1812 39 by by IN 43963 1812 40 a a DT 43963 1812 41 narrow narrow JJ 43963 1812 42 portion portion NN 43963 1812 43 of of IN 43963 1812 44 intervening intervene VBG 43963 1812 45 land land NN 43963 1812 46 , , , 43963 1812 47 which which WDT 43963 1812 48 was be VBD 43963 1812 49 occasionally occasionally RB 43963 1812 50 destroyed destroy VBN 43963 1812 51 , , , 43963 1812 52 thus thus RB 43963 1812 53 permitting permit VBG 43963 1812 54 incursions incursion NNS 43963 1812 55 of of IN 43963 1812 56 salt salt NN 43963 1812 57 - - HYPH 43963 1812 58 water water NN 43963 1812 59 when when WRB 43963 1812 60 some some DT 43963 1812 61 of of IN 43963 1812 62 the the DT 43963 1812 63 ordinary ordinary JJ 43963 1812 64 marine marine JJ 43963 1812 65 invertebrates invertebrate NNS 43963 1812 66 of of IN 43963 1812 67 the the DT 43963 1812 68 period period NN 43963 1812 69 obtained obtain VBD 43963 1812 70 a a DT 43963 1812 71 temporary temporary JJ 43963 1812 72 footing footing NN 43963 1812 73 in in IN 43963 1812 74 the the DT 43963 1812 75 area area NN 43963 1812 76 . . . 43963 1813 1 [ [ -LRB- 43963 1813 2 Footnote footnote NN 43963 1813 3 89 89 CD 43963 1813 4 : : : 43963 1813 5 For for IN 43963 1813 6 further further JJ 43963 1813 7 information information NN 43963 1813 8 upon upon IN 43963 1813 9 this this DT 43963 1813 10 subject subject NN 43963 1813 11 the the DT 43963 1813 12 student student NN 43963 1813 13 should should MD 43963 1813 14 consult consult VB 43963 1813 15 the the DT 43963 1813 16 Introduction introduction NN 43963 1813 17 to to IN 43963 1813 18 a a DT 43963 1813 19 Monograph Monograph NNP 43963 1813 20 on on IN 43963 1813 21 _ _ NNP 43963 1813 22 Carbonicola Carbonicola NNP 43963 1813 23 _ _ NNP 43963 1813 24 , , , 43963 1813 25 _ _ NNP 43963 1813 26 Anthracomya Anthracomya NNP 43963 1813 27 _ _ NNP 43963 1813 28 and and CC 43963 1813 29 _ _ NNP 43963 1813 30 Naiadites Naiadites NNPS 43963 1813 31 _ _ NNP 43963 1813 32 ( ( -LRB- 43963 1813 33 the the DT 43963 1813 34 shells shell NNS 43963 1813 35 in in IN 43963 1813 36 question question NN 43963 1813 37 ) ) -RRB- 43963 1813 38 by by IN 43963 1813 39 Dr Dr NNP 43963 1813 40 Wheelton Wheelton NNP 43963 1813 41 Hind Hind NNP 43963 1813 42 , , , 43963 1813 43 being be VBG 43963 1813 44 one one CD 43963 1813 45 of of IN 43963 1813 46 the the DT 43963 1813 47 Monographs Monographs NNP 43963 1813 48 of of IN 43963 1813 49 the the DT 43963 1813 50 Palæontographical Palæontographical NNP 43963 1813 51 Society Society NNP 43963 1813 52 . . . 43963 1813 53 ] ] -RRB- 43963 1814 1 There there EX 43963 1814 2 is be VBZ 43963 1814 3 not not RB 43963 1814 4 only only RB 43963 1814 5 a a DT 43963 1814 6 difference difference NN 43963 1814 7 of of IN 43963 1814 8 opinion opinion NN 43963 1814 9 as as IN 43963 1814 10 to to IN 43963 1814 11 the the DT 43963 1814 12 mode mode NN 43963 1814 13 of of IN 43963 1814 14 accumulation accumulation NN 43963 1814 15 of of IN 43963 1814 16 many many JJ 43963 1814 17 of of IN 43963 1814 18 the the DT 43963 1814 19 mechanical mechanical JJ 43963 1814 20 sediments sediment NNS 43963 1814 21 of of IN 43963 1814 22 the the DT 43963 1814 23 Coal Coal NNP 43963 1814 24 Measures Measures NNPS 43963 1814 25 , , , 43963 1814 26 but but CC 43963 1814 27 also also RB 43963 1814 28 as as IN 43963 1814 29 to to IN 43963 1814 30 that that DT 43963 1814 31 of of IN 43963 1814 32 the the DT 43963 1814 33 coal coal NN 43963 1814 34 - - HYPH 43963 1814 35 seams seam NNS 43963 1814 36 which which WDT 43963 1814 37 accompanied accompany VBD 43963 1814 38 them -PRON- PRP 43963 1814 39 . . . 43963 1815 1 Two two CD 43963 1815 2 different different JJ 43963 1815 3 theories theory NNS 43963 1815 4 have have VBP 43963 1815 5 been be VBN 43963 1815 6 put put VBN 43963 1815 7 forward forward RB 43963 1815 8 to to IN 43963 1815 9 account account VB 43963 1815 10 for for IN 43963 1815 11 these these DT 43963 1815 12 coal coal NN 43963 1815 13 - - HYPH 43963 1815 14 seams seam NNS 43963 1815 15 , , , 43963 1815 16 which which WDT 43963 1815 17 are be VBP 43963 1815 18 usually usually RB 43963 1815 19 spoken speak VBN 43963 1815 20 of of IN 43963 1815 21 as as IN 43963 1815 22 the the DT 43963 1815 23 drift drift NN 43963 1815 24 theory theory NN 43963 1815 25 and and CC 43963 1815 26 the the DT 43963 1815 27 growth growth NN 43963 1815 28 - - HYPH 43963 1815 29 in in IN 43963 1815 30 - - HYPH 43963 1815 31 place place NN 43963 1815 32 theory theory NN 43963 1815 33 . . . 43963 1816 1 According accord VBG 43963 1816 2 to to IN 43963 1816 3 the the DT 43963 1816 4 former former JJ 43963 1816 5 , , , 43963 1816 6 in in IN 43963 1816 7 its -PRON- PRP$ 43963 1816 8 extreme extreme JJ 43963 1816 9 application application NN 43963 1816 10 , , , 43963 1816 11 coal coal NN 43963 1816 12 is be VBZ 43963 1816 13 an an DT 43963 1816 14 aqueous aqueous JJ 43963 1816 15 deposit deposit NN 43963 1816 16 formed form VBN 43963 1816 17 by by IN 43963 1816 18 the the DT 43963 1816 19 settlement settlement NN 43963 1816 20 of of IN 43963 1816 21 drifted drift VBN 43963 1816 22 masses masse NNS 43963 1816 23 of of IN 43963 1816 24 vegetation vegetation NN 43963 1816 25 upon upon IN 43963 1816 26 the the DT 43963 1816 27 floor floor NN 43963 1816 28 of of IN 43963 1816 29 a a DT 43963 1816 30 water water NN 43963 1816 31 - - HYPH 43963 1816 32 tract tract NN 43963 1816 33 , , , 43963 1816 34 while while IN 43963 1816 35 those those DT 43963 1816 36 who who WP 43963 1816 37 push push VBP 43963 1816 38 the the DT 43963 1816 39 growth growth NN 43963 1816 40 - - HYPH 43963 1816 41 in in IN 43963 1816 42 - - HYPH 43963 1816 43 place place NN 43963 1816 44 theory theory NN 43963 1816 45 to to IN 43963 1816 46 its -PRON- PRP$ 43963 1816 47 extreme extreme JJ 43963 1816 48 limits limit NNS 43963 1816 49 maintain maintain VBP 43963 1816 50 that that IN 43963 1816 51 coal coal NN 43963 1816 52 is be VBZ 43963 1816 53 the the DT 43963 1816 54 result result NN 43963 1816 55 of of IN 43963 1816 56 growth growth NN 43963 1816 57 of of IN 43963 1816 58 vegetation vegetation NN 43963 1816 59 upon upon IN 43963 1816 60 the the DT 43963 1816 61 actual actual JJ 43963 1816 62 site site NN 43963 1816 63 where where WRB 43963 1816 64 the the DT 43963 1816 65 coal coal NN 43963 1816 66 is be VBZ 43963 1816 67 now now RB 43963 1816 68 found find VBN 43963 1816 69 . . . 43963 1817 1 Much much JJ 43963 1817 2 apparently apparently RB 43963 1817 3 conflicting conflict VBG 43963 1817 4 evidence evidence NN 43963 1817 5 has have VBZ 43963 1817 6 been be VBN 43963 1817 7 advanced advance VBN 43963 1817 8 by by IN 43963 1817 9 the the DT 43963 1817 10 advocates advocate NNS 43963 1817 11 of of IN 43963 1817 12 the the DT 43963 1817 13 two two CD 43963 1817 14 hypotheses hypothesis NNS 43963 1817 15 , , , 43963 1817 16 and and CC 43963 1817 17 special special JJ 43963 1817 18 cases case NNS 43963 1817 19 of of IN 43963 1817 20 coal coal NN 43963 1817 21 - - HYPH 43963 1817 22 formation formation NN 43963 1817 23 have have VBP 43963 1817 24 been be VBN 43963 1817 25 appealed appeal VBN 43963 1817 26 to to IN 43963 1817 27 by by IN 43963 1817 28 each each DT 43963 1817 29 in in IN 43963 1817 30 support support NN 43963 1817 31 of of IN 43963 1817 32 their -PRON- PRP$ 43963 1817 33 views view NNS 43963 1817 34 ; ; : 43963 1817 35 thus thus RB 43963 1817 36 the the DT 43963 1817 37 existence existence NN 43963 1817 38 of of IN 43963 1817 39 coal coal NN 43963 1817 40 composed compose VBN 43963 1817 41 largely largely RB 43963 1817 42 of of IN 43963 1817 43 bodies body NNS 43963 1817 44 which which WDT 43963 1817 45 resemble resemble VBP 43963 1817 46 the the DT 43963 1817 47 spores spore NNS 43963 1817 48 of of IN 43963 1817 49 modern modern JJ 43963 1817 50 lycopods,--objects lycopods,--object NNS 43963 1817 51 of of IN 43963 1817 52 so so RB 43963 1817 53 resinous resinous JJ 43963 1817 54 a a DT 43963 1817 55 nature nature NN 43963 1817 56 that that WDT 43963 1817 57 they -PRON- PRP 43963 1817 58 float float VBP 43963 1817 59 on on IN 43963 1817 60 the the DT 43963 1817 61 surface surface NN 43963 1817 62 until until IN 43963 1817 63 they -PRON- PRP 43963 1817 64 are be VBP 43963 1817 65 decomposed,--is decomposed,--is NNP 43963 1817 66 cited cite VBN 43963 1817 67 by by IN 43963 1817 68 the the DT 43963 1817 69 upholders upholder NNS 43963 1817 70 of of IN 43963 1817 71 the the DT 43963 1817 72 growth growth NN 43963 1817 73 - - HYPH 43963 1817 74 in in IN 43963 1817 75 - - HYPH 43963 1817 76 place place NN 43963 1817 77 theory theory NN 43963 1817 78 , , , 43963 1817 79 while while IN 43963 1817 80 the the DT 43963 1817 81 supporters supporter NNS 43963 1817 82 of of IN 43963 1817 83 the the DT 43963 1817 84 other other JJ 43963 1817 85 hypothesis hypothesis NN 43963 1817 86 can can MD 43963 1817 87 point point VB 43963 1817 88 with with IN 43963 1817 89 equal equal JJ 43963 1817 90 force force NN 43963 1817 91 to to IN 43963 1817 92 the the DT 43963 1817 93 occurrence occurrence NN 43963 1817 94 of of IN 43963 1817 95 the the DT 43963 1817 96 finely finely RB 43963 1817 97 divided divide VBN 43963 1817 98 carbonaceous carbonaceous JJ 43963 1817 99 mud mud NN 43963 1817 100 containing contain VBG 43963 1817 101 remains remain NNS 43963 1817 102 of of IN 43963 1817 103 fishes fish NNS 43963 1817 104 which which WDT 43963 1817 105 gives give VBZ 43963 1817 106 rise rise NN 43963 1817 107 to to IN 43963 1817 108 cannel cannel NN 43963 1817 109 coal coal NN 43963 1817 110 in in IN 43963 1817 111 some some DT 43963 1817 112 places place NNS 43963 1817 113 . . . 43963 1818 1 One one CD 43963 1818 2 of of IN 43963 1818 3 the the DT 43963 1818 4 main main JJ 43963 1818 5 assertions assertion NNS 43963 1818 6 in in IN 43963 1818 7 support support NN 43963 1818 8 of of IN 43963 1818 9 the the DT 43963 1818 10 growth growth NN 43963 1818 11 - - HYPH 43963 1818 12 in in IN 43963 1818 13 - - HYPH 43963 1818 14 place place NN 43963 1818 15 theory theory NN 43963 1818 16 was be VBD 43963 1818 17 that that DT 43963 1818 18 of of IN 43963 1818 19 the the DT 43963 1818 20 supposed suppose VBN 43963 1818 21 universality universality NN 43963 1818 22 of of IN 43963 1818 23 ' ' `` 43963 1818 24 underclays underclay NNS 43963 1818 25 ' ' '' 43963 1818 26 or or CC 43963 1818 27 old old JJ 43963 1818 28 surface surface NN 43963 1818 29 soils soil NNS 43963 1818 30 beneath beneath IN 43963 1818 31 all all DT 43963 1818 32 coal coal NN 43963 1818 33 - - HYPH 43963 1818 34 seams seam NNS 43963 1818 35 , , , 43963 1818 36 but but CC 43963 1818 37 though though IN 43963 1818 38 these these DT 43963 1818 39 are be VBP 43963 1818 40 common common JJ 43963 1818 41 , , , 43963 1818 42 they -PRON- PRP 43963 1818 43 are be VBP 43963 1818 44 far far RB 43963 1818 45 from from IN 43963 1818 46 universal universal JJ 43963 1818 47 . . . 43963 1819 1 It -PRON- PRP 43963 1819 2 is be VBZ 43963 1819 3 impossible impossible JJ 43963 1819 4 to to TO 43963 1819 5 do do VB 43963 1819 6 justice justice NN 43963 1819 7 in in IN 43963 1819 8 small small JJ 43963 1819 9 compass compass NN 43963 1819 10 to to IN 43963 1819 11 this this DT 43963 1819 12 question question NN 43963 1819 13 of of IN 43963 1819 14 coal coal NN 43963 1819 15 - - HYPH 43963 1819 16 formation formation NN 43963 1819 17 , , , 43963 1819 18 but but CC 43963 1819 19 it -PRON- PRP 43963 1819 20 may may MD 43963 1819 21 be be VB 43963 1819 22 pointed point VBN 43963 1819 23 out out RP 43963 1819 24 that that IN 43963 1819 25 much much JJ 43963 1819 26 of of IN 43963 1819 27 the the DT 43963 1819 28 difference difference NN 43963 1819 29 of of IN 43963 1819 30 opinion opinion NN 43963 1819 31 can can MD 43963 1819 32 be be VB 43963 1819 33 understood understand VBN 43963 1819 34 if if IN 43963 1819 35 it -PRON- PRP 43963 1819 36 be be VB 43963 1819 37 remembered remember VBN 43963 1819 38 that that IN 43963 1819 39 the the DT 43963 1819 40 term term NN 43963 1819 41 ' ' `` 43963 1819 42 coal coal NN 43963 1819 43 ' ' '' 43963 1819 44 is be VBZ 43963 1819 45 rather rather RB 43963 1819 46 a a DT 43963 1819 47 popular popular JJ 43963 1819 48 term term NN 43963 1819 49 which which WDT 43963 1819 50 has have VBZ 43963 1819 51 been be VBN 43963 1819 52 admitted admit VBN 43963 1819 53 into into IN 43963 1819 54 scientific scientific JJ 43963 1819 55 terminology terminology NN 43963 1819 56 , , , 43963 1819 57 and and CC 43963 1819 58 therefore therefore RB 43963 1819 59 used use VBD 43963 1819 60 somewhat somewhat RB 43963 1819 61 loosely loosely RB 43963 1819 62 , , , 43963 1819 63 than than IN 43963 1819 64 a a DT 43963 1819 65 strictly strictly RB 43963 1819 66 scientific scientific JJ 43963 1819 67 term term NN 43963 1819 68 applied apply VBN 43963 1819 69 to to IN 43963 1819 70 a a DT 43963 1819 71 definite definite JJ 43963 1819 72 substance substance NN 43963 1819 73 , , , 43963 1819 74 and and CC 43963 1819 75 accordingly accordingly RB 43963 1819 76 , , , 43963 1819 77 just just RB 43963 1819 78 as as IN 43963 1819 79 at at IN 43963 1819 80 the the DT 43963 1819 81 present present JJ 43963 1819 82 day day NN 43963 1819 83 we -PRON- PRP 43963 1819 84 find find VBP 43963 1819 85 carbonaceous carbonaceous JJ 43963 1819 86 substances substance NNS 43963 1819 87 growing grow VBG 43963 1819 88 in in IN 43963 1819 89 one one CD 43963 1819 90 place place NN 43963 1819 91 on on IN 43963 1819 92 land land NN 43963 1819 93 to to TO 43963 1819 94 form form NN 43963 1819 95 peat peat NN 43963 1819 96 , , , 43963 1819 97 in in IN 43963 1819 98 other other JJ 43963 1819 99 places place NNS 43963 1819 100 on on IN 43963 1819 101 a a DT 43963 1819 102 tract tract NN 43963 1819 103 sometimes sometimes RB 43963 1819 104 dry dry JJ 43963 1819 105 and and CC 43963 1819 106 sometimes sometimes RB 43963 1819 107 submerged submerge VBN 43963 1819 108 , , , 43963 1819 109 to to TO 43963 1819 110 form form VB 43963 1819 111 the the DT 43963 1819 112 carbonaceous carbonaceous JJ 43963 1819 113 deposits deposit NNS 43963 1819 114 of of IN 43963 1819 115 the the DT 43963 1819 116 cypress cypress NN 43963 1819 117 - - HYPH 43963 1819 118 swamps swamp NNS 43963 1819 119 , , , 43963 1819 120 and and CC 43963 1819 121 once once RB 43963 1819 122 more more RBR 43963 1819 123 accumulated accumulate VBN 43963 1819 124 beneath beneath IN 43963 1819 125 the the DT 43963 1819 126 shallows shallow NNS 43963 1819 127 of of IN 43963 1819 128 a a DT 43963 1819 129 sea sea NN 43963 1819 130 as as IN 43963 1819 131 a a DT 43963 1819 132 sediment sediment NN 43963 1819 133 to to TO 43963 1819 134 form form VB 43963 1819 135 the the DT 43963 1819 136 carbonaceous carbonaceous JJ 43963 1819 137 muds mud NNS 43963 1819 138 of of IN 43963 1819 139 the the DT 43963 1819 140 ocean ocean NN 43963 1819 141 margins margin NNS 43963 1819 142 where where WRB 43963 1819 143 the the DT 43963 1819 144 mangroves mangrove NNS 43963 1819 145 grow grow VBP 43963 1819 146 , , , 43963 1819 147 so so CC 43963 1819 148 the the DT 43963 1819 149 diverse diverse JJ 43963 1819 150 substances substance NNS 43963 1819 151 which which WDT 43963 1819 152 are be VBP 43963 1819 153 included include VBN 43963 1819 154 under under IN 43963 1819 155 the the DT 43963 1819 156 general general JJ 43963 1819 157 term term NN 43963 1819 158 coal coal NN 43963 1819 159 may may MD 43963 1819 160 have have VB 43963 1819 161 accumulated accumulate VBN 43963 1819 162 in in IN 43963 1819 163 one one CD 43963 1819 164 place place NN 43963 1819 165 on on IN 43963 1819 166 land land NN 43963 1819 167 , , , 43963 1819 168 in in IN 43963 1819 169 another another DT 43963 1819 170 beneath beneath JJ 43963 1819 171 water water NN 43963 1819 172 , , , 43963 1819 173 and and CC 43963 1819 174 in in IN 43963 1819 175 a a DT 43963 1819 176 third third NN 43963 1819 177 on on IN 43963 1819 178 an an DT 43963 1819 179 area area NN 43963 1819 180 alternately alternately RB 43963 1819 181 dry dry JJ 43963 1819 182 and and CC 43963 1819 183 submerged submerged JJ 43963 1819 184 . . . 43963 1820 1 This this DT 43963 1820 2 is be VBZ 43963 1820 3 not not RB 43963 1820 4 a a DT 43963 1820 5 question question NN 43963 1820 6 of of IN 43963 1820 7 great great JJ 43963 1820 8 importance importance NN 43963 1820 9 ; ; : 43963 1820 10 the the DT 43963 1820 11 important important JJ 43963 1820 12 point point NN 43963 1820 13 is be VBZ 43963 1820 14 that that IN 43963 1820 15 accumulations accumulation NNS 43963 1820 16 of of IN 43963 1820 17 vegetation vegetation NN 43963 1820 18 on on IN 43963 1820 19 a a DT 43963 1820 20 fairly fairly RB 43963 1820 21 large large JJ 43963 1820 22 scale scale NN 43963 1820 23 are be VBP 43963 1820 24 found find VBN 43963 1820 25 at at IN 43963 1820 26 the the DT 43963 1820 27 present present JJ 43963 1820 28 day day NN 43963 1820 29 on on IN 43963 1820 30 plains plain NNS 43963 1820 31 , , , 43963 1820 32 for for IN 43963 1820 33 even even RB 43963 1820 34 if if IN 43963 1820 35 they -PRON- PRP 43963 1820 36 grow grow VBP 43963 1820 37 on on IN 43963 1820 38 mountain mountain NN 43963 1820 39 regions region NNS 43963 1820 40 , , , 43963 1820 41 the the DT 43963 1820 42 deposits deposit NNS 43963 1820 43 are be VBP 43963 1820 44 readily readily RB 43963 1820 45 denuded denude VBN 43963 1820 46 before before IN 43963 1820 47 they -PRON- PRP 43963 1820 48 are be VBP 43963 1820 49 covered cover VBN 43963 1820 50 up up RP 43963 1820 51 , , , 43963 1820 52 and and CC 43963 1820 53 also also RB 43963 1820 54 it -PRON- PRP 43963 1820 55 must must MD 43963 1820 56 be be VB 43963 1820 57 noted note VBN 43963 1820 58 that that IN 43963 1820 59 a a DT 43963 1820 60 moist moist JJ 43963 1820 61 climate climate NN 43963 1820 62 is be VBZ 43963 1820 63 necessary necessary JJ 43963 1820 64 for for IN 43963 1820 65 the the DT 43963 1820 66 growth growth NN 43963 1820 67 of of IN 43963 1820 68 much much JJ 43963 1820 69 vegetation vegetation NN 43963 1820 70 . . . 43963 1821 1 The the DT 43963 1821 2 conclusion conclusion NN 43963 1821 3 that that IN 43963 1821 4 the the DT 43963 1821 5 accumulations accumulation NNS 43963 1821 6 of of IN 43963 1821 7 coaly coaly NNP 43963 1821 8 matter matter NN 43963 1821 9 were be VBD 43963 1821 10 formed form VBN 43963 1821 11 on on IN 43963 1821 12 plains plain NNS 43963 1821 13 is be VBZ 43963 1821 14 borne bear VBN 43963 1821 15 out out RP 43963 1821 16 by by IN 43963 1821 17 their -PRON- PRP$ 43963 1821 18 great great JJ 43963 1821 19 horizontal horizontal JJ 43963 1821 20 extent extent NN 43963 1821 21 as as IN 43963 1821 22 compared compare VBN 43963 1821 23 with with IN 43963 1821 24 their -PRON- PRP$ 43963 1821 25 thickness thickness NN 43963 1821 26 , , , 43963 1821 27 and and CC 43963 1821 28 it -PRON- PRP 43963 1821 29 is be VBZ 43963 1821 30 now now RB 43963 1821 31 generally generally RB 43963 1821 32 agreed agree VBN 43963 1821 33 that that IN 43963 1821 34 the the DT 43963 1821 35 coal coal NN 43963 1821 36 vegetation vegetation NN 43963 1821 37 which which WDT 43963 1821 38 is be VBZ 43963 1821 39 found find VBN 43963 1821 40 in in IN 43963 1821 41 the the DT 43963 1821 42 normal normal JJ 43963 1821 43 coal coal NN 43963 1821 44 - - HYPH 43963 1821 45 measures measure NNS 43963 1821 46 was be VBD 43963 1821 47 essentially essentially RB 43963 1821 48 a a DT 43963 1821 49 swamp swamp NN 43963 1821 50 vegetation vegetation NN 43963 1821 51 . . . 43963 1822 1 An an DT 43963 1822 2 attempt attempt NN 43963 1822 3 has have VBZ 43963 1822 4 been be VBN 43963 1822 5 made make VBN 43963 1822 6 to to TO 43963 1822 7 prove prove VB 43963 1822 8 that that IN 43963 1822 9 an an DT 43963 1822 10 upland upland JJ 43963 1822 11 vegetation vegetation NN 43963 1822 12 of of IN 43963 1822 13 very very RB 43963 1822 14 different different JJ 43963 1822 15 character character NN 43963 1822 16 existed exist VBD 43963 1822 17 contemporaneously contemporaneously RB 43963 1822 18 with with IN 43963 1822 19 it -PRON- PRP 43963 1822 20 , , , 43963 1822 21 but but CC 43963 1822 22 reasons reason NNS 43963 1822 23 will will MD 43963 1822 24 be be VB 43963 1822 25 given give VBN 43963 1822 26 in in IN 43963 1822 27 the the DT 43963 1822 28 sequel sequel NN 43963 1822 29 for for IN 43963 1822 30 concluding conclude VBG 43963 1822 31 that that IN 43963 1822 32 this this DT 43963 1822 33 supposed suppose VBN 43963 1822 34 upland upland JJ 43963 1822 35 Carboniferous Carboniferous NNP 43963 1822 36 flora flora NNS 43963 1822 37 is be VBZ 43963 1822 38 everywhere everywhere RB 43963 1822 39 of of IN 43963 1822 40 later later JJ 43963 1822 41 date date NN 43963 1822 42 . . . 43963 1823 1 The the DT 43963 1823 2 later later JJ 43963 1823 3 shallow shallow JJ 43963 1823 4 - - HYPH 43963 1823 5 water water NN 43963 1823 6 phase phase NN 43963 1823 7 of of IN 43963 1823 8 Carboniferous carboniferous JJ 43963 1823 9 times time NNS 43963 1823 10 , , , 43963 1823 11 as as IN 43963 1823 12 already already RB 43963 1823 13 stated state VBN 43963 1823 14 , , , 43963 1823 15 was be VBD 43963 1823 16 unusually unusually RB 43963 1823 17 long long JJ 43963 1823 18 , , , 43963 1823 19 it -PRON- PRP 43963 1823 20 was be VBD 43963 1823 21 also also RB 43963 1823 22 very very RB 43963 1823 23 widespread widespread JJ 43963 1823 24 , , , 43963 1823 25 and and CC 43963 1823 26 appears appear VBZ 43963 1823 27 to to TO 43963 1823 28 have have VB 43963 1823 29 been be VBN 43963 1823 30 accompanied accompany VBN 43963 1823 31 over over IN 43963 1823 32 wide wide JJ 43963 1823 33 areas area NNS 43963 1823 34 by by IN 43963 1823 35 humid humid JJ 43963 1823 36 conditions condition NNS 43963 1823 37 during during IN 43963 1823 38 its -PRON- PRP$ 43963 1823 39 continuance continuance NN 43963 1823 40 , , , 43963 1823 41 and and CC 43963 1823 42 accordingly accordingly RB 43963 1823 43 the the DT 43963 1823 44 marsh marsh NNP 43963 1823 45 conditions condition NNS 43963 1823 46 which which WDT 43963 1823 47 existed exist VBD 43963 1823 48 during during IN 43963 1823 49 Upper Upper NNP 43963 1823 50 Carboniferous Carboniferous NNP 43963 1823 51 times time NNS 43963 1823 52 were be VBD 43963 1823 53 probably probably RB 43963 1823 54 on on IN 43963 1823 55 a a DT 43963 1823 56 larger large JJR 43963 1823 57 scale scale NN 43963 1823 58 than than IN 43963 1823 59 that that DT 43963 1823 60 of of IN 43963 1823 61 similar similar JJ 43963 1823 62 conditions condition NNS 43963 1823 63 before before IN 43963 1823 64 or or CC 43963 1823 65 after after IN 43963 1823 66 . . . 43963 1824 1 Special special JJ 43963 1824 2 stress stress NN 43963 1824 3 is be VBZ 43963 1824 4 laid lay VBN 43963 1824 5 upon upon IN 43963 1824 6 this this DT 43963 1824 7 fact fact NN 43963 1824 8 , , , 43963 1824 9 as as IN 43963 1824 10 it -PRON- PRP 43963 1824 11 is be VBZ 43963 1824 12 a a DT 43963 1824 13 good good JJ 43963 1824 14 illustration illustration NN 43963 1824 15 of of IN 43963 1824 16 the the DT 43963 1824 17 view view NN 43963 1824 18 which which WDT 43963 1824 19 seems seem VBZ 43963 1824 20 to to TO 43963 1824 21 be be VB 43963 1824 22 gaining gain VBG 43963 1824 23 ground ground NN 43963 1824 24 , , , 43963 1824 25 that that IN 43963 1824 26 every every DT 43963 1824 27 period period NN 43963 1824 28 possessed possess VBD 43963 1824 29 peculiar peculiar JJ 43963 1824 30 conditions condition NNS 43963 1824 31 never never RB 43963 1824 32 to to TO 43963 1824 33 be be VB 43963 1824 34 repeated repeat VBN 43963 1824 35 , , , 43963 1824 36 which which WDT 43963 1824 37 must must MD 43963 1824 38 have have VB 43963 1824 39 left leave VBN 43963 1824 40 their -PRON- PRP$ 43963 1824 41 impress impress NN 43963 1824 42 upon upon IN 43963 1824 43 the the DT 43963 1824 44 character character NN 43963 1824 45 of of IN 43963 1824 46 the the DT 43963 1824 47 sediments sediment NNS 43963 1824 48 . . . 43963 1825 1 Though though IN 43963 1825 2 the the DT 43963 1825 3 conditions condition NNS 43963 1825 4 above above IN 43963 1825 5 described describe VBN 43963 1825 6 were be VBD 43963 1825 7 widespread widespread JJ 43963 1825 8 , , , 43963 1825 9 they -PRON- PRP 43963 1825 10 were be VBD 43963 1825 11 naturally naturally RB 43963 1825 12 not not RB 43963 1825 13 universal universal JJ 43963 1825 14 , , , 43963 1825 15 and and CC 43963 1825 16 accordingly accordingly RB 43963 1825 17 in in IN 43963 1825 18 many many JJ 43963 1825 19 parts part NNS 43963 1825 20 of of IN 43963 1825 21 the the DT 43963 1825 22 world world NN 43963 1825 23 , , , 43963 1825 24 as as RB 43963 1825 25 previously previously RB 43963 1825 26 stated state VBN 43963 1825 27 , , , 43963 1825 28 we -PRON- PRP 43963 1825 29 find find VBP 43963 1825 30 true true JJ 43963 1825 31 marine marine JJ 43963 1825 32 deposits deposit NNS 43963 1825 33 of of IN 43963 1825 34 Upper Upper NNP 43963 1825 35 Carboniferous Carboniferous NNP 43963 1825 36 times time NNS 43963 1825 37 , , , 43963 1825 38 though though IN 43963 1825 39 even even RB 43963 1825 40 these these DT 43963 1825 41 were be VBD 43963 1825 42 sometimes sometimes RB 43963 1825 43 replaced replace VBN 43963 1825 44 during during IN 43963 1825 45 part part NN 43963 1825 46 of of IN 43963 1825 47 the the DT 43963 1825 48 epoch epoch NN 43963 1825 49 , , , 43963 1825 50 by by IN 43963 1825 51 conditions condition NNS 43963 1825 52 which which WDT 43963 1825 53 were be VBD 43963 1825 54 favourable favourable JJ 43963 1825 55 for for IN 43963 1825 56 the the DT 43963 1825 57 formation formation NN 43963 1825 58 of of IN 43963 1825 59 coal coal NN 43963 1825 60 - - HYPH 43963 1825 61 seams seam NNS 43963 1825 62 in in IN 43963 1825 63 those those DT 43963 1825 64 places place NNS 43963 1825 65 . . . 43963 1826 1 Interruption interruption NN 43963 1826 2 in in IN 43963 1826 3 the the DT 43963 1826 4 continuance continuance NN 43963 1826 5 of of IN 43963 1826 6 a a DT 43963 1826 7 humid humid JJ 43963 1826 8 temperate temperate NN 43963 1826 9 climate climate NN 43963 1826 10 over over IN 43963 1826 11 the the DT 43963 1826 12 regions region NNS 43963 1826 13 of of IN 43963 1826 14 North North NNP 43963 1826 15 - - HYPH 43963 1826 16 West West NNP 43963 1826 17 Europe Europe NNP 43963 1826 18 is be VBZ 43963 1826 19 also also RB 43963 1826 20 suggested suggest VBN 43963 1826 21 by by IN 43963 1826 22 the the DT 43963 1826 23 discovery discovery NN 43963 1826 24 of of IN 43963 1826 25 deposits deposit NNS 43963 1826 26 which which WDT 43963 1826 27 are be VBP 43963 1826 28 maintained maintain VBN 43963 1826 29 to to TO 43963 1826 30 be be VB 43963 1826 31 of of IN 43963 1826 32 glacial glacial JJ 43963 1826 33 origin origin NN 43963 1826 34 amongst amongst IN 43963 1826 35 the the DT 43963 1826 36 Coal Coal NNP 43963 1826 37 Measures Measures NNPS 43963 1826 38 of of IN 43963 1826 39 France[90 france[90 CD 43963 1826 40 ] ] -RRB- 43963 1826 41 . . . 43963 1827 1 [ [ -LRB- 43963 1827 2 Footnote footnote NN 43963 1827 3 90 90 CD 43963 1827 4 : : : 43963 1827 5 For for IN 43963 1827 6 an an DT 43963 1827 7 account account NN 43963 1827 8 of of IN 43963 1827 9 the the DT 43963 1827 10 numerous numerous JJ 43963 1827 11 volcanic volcanic JJ 43963 1827 12 products product NNS 43963 1827 13 see see VBP 43963 1827 14 Sir Sir NNP 43963 1827 15 A. A. NNP 43963 1827 16 Geikie Geikie NNP 43963 1827 17 's 's POS 43963 1827 18 work work NN 43963 1827 19 on on IN 43963 1827 20 " " `` 43963 1827 21 The The NNP 43963 1827 22 Ancient Ancient NNP 43963 1827 23 Volcanoes Volcanoes NNPS 43963 1827 24 of of IN 43963 1827 25 Great Great NNP 43963 1827 26 Britain Britain NNP 43963 1827 27 . . . 43963 1827 28 " " '' 43963 1827 29 ] ] -RRB- 43963 1828 1 _ _ NNP 43963 1828 2 The the DT 43963 1828 3 Floras Floras NNP 43963 1828 4 and and CC 43963 1828 5 Faunas Faunas NNP 43963 1828 6 . . . 43963 1828 7 _ _ NNP 43963 1828 8 The the DT 43963 1828 9 flora flora NNS 43963 1828 10 of of IN 43963 1828 11 the the DT 43963 1828 12 Carboniferous carboniferous JJ 43963 1828 13 rock rock NN 43963 1828 14 is be VBZ 43963 1828 15 so so RB 43963 1828 16 noteworthy noteworthy JJ 43963 1828 17 that that IN 43963 1828 18 the the DT 43963 1828 19 period period NN 43963 1828 20 has have VBZ 43963 1828 21 been be VBN 43963 1828 22 termed term VBN 43963 1828 23 the the DT 43963 1828 24 Period Period NNP 43963 1828 25 of of IN 43963 1828 26 Cryptogams Cryptogams NNPS 43963 1828 27 ; ; : 43963 1828 28 the the DT 43963 1828 29 remains remain NNS 43963 1828 30 of of IN 43963 1828 31 ferns fern NNS 43963 1828 32 , , , 43963 1828 33 horsetails horsetail NNS 43963 1828 34 , , , 43963 1828 35 and and CC 43963 1828 36 clubmosses clubmosse NNS 43963 1828 37 predominate predominate VBP 43963 1828 38 , , , 43963 1828 39 and and CC 43963 1828 40 many many JJ 43963 1828 41 of of IN 43963 1828 42 the the DT 43963 1828 43 forms form NNS 43963 1828 44 reached reach VBD 43963 1828 45 a a DT 43963 1828 46 gigantic gigantic JJ 43963 1828 47 size size NN 43963 1828 48 . . . 43963 1829 1 Though though IN 43963 1829 2 the the DT 43963 1829 3 floras flora NNS 43963 1829 4 of of IN 43963 1829 5 the the DT 43963 1829 6 various various JJ 43963 1829 7 stages stage NNS 43963 1829 8 are be VBP 43963 1829 9 marked mark VBN 43963 1829 10 by by IN 43963 1829 11 a a DT 43963 1829 12 general general JJ 43963 1829 13 resemblance resemblance NN 43963 1829 14 , , , 43963 1829 15 there there EX 43963 1829 16 are be VBP 43963 1829 17 differences difference NNS 43963 1829 18 which which WDT 43963 1829 19 enable enable VBP 43963 1829 20 the the DT 43963 1829 21 palæobotanist palæobotanist NN 43963 1829 22 to to TO 43963 1829 23 ascertain ascertain VB 43963 1829 24 the the DT 43963 1829 25 stratigraphical stratigraphical JJ 43963 1829 26 position position NN 43963 1829 27 of of IN 43963 1829 28 the the DT 43963 1829 29 beds bed NNS 43963 1829 30 by by IN 43963 1829 31 reference reference NN 43963 1829 32 to to IN 43963 1829 33 the the DT 43963 1829 34 included include VBN 43963 1829 35 plant plant NN 43963 1829 36 remains remain VBZ 43963 1829 37 , , , 43963 1829 38 and and CC 43963 1829 39 a a DT 43963 1829 40 considerable considerable JJ 43963 1829 41 number number NN 43963 1829 42 of of IN 43963 1829 43 successive successive JJ 43963 1829 44 floras flora NNS 43963 1829 45 have have VBP 43963 1829 46 been be VBN 43963 1829 47 described[91 described[91 NNP 43963 1829 48 ] ] -RRB- 43963 1829 49 . . . 43963 1830 1 The the DT 43963 1830 2 invertebrate invertebrate JJ 43963 1830 3 fauna fauna NN 43963 1830 4 does do VBZ 43963 1830 5 not not RB 43963 1830 6 differ differ VB 43963 1830 7 on on IN 43963 1830 8 the the DT 43963 1830 9 whole whole JJ 43963 1830 10 very very RB 43963 1830 11 greatly greatly RB 43963 1830 12 from from IN 43963 1830 13 that that DT 43963 1830 14 of of IN 43963 1830 15 Devonian Devonian NNP 43963 1830 16 times time NNS 43963 1830 17 , , , 43963 1830 18 though though IN 43963 1830 19 the the DT 43963 1830 20 trilobites trilobite NNS 43963 1830 21 are be VBP 43963 1830 22 now now RB 43963 1830 23 becoming become VBG 43963 1830 24 rare rare JJ 43963 1830 25 , , , 43963 1830 26 and and CC 43963 1830 27 the the DT 43963 1830 28 mollusca mollusca NN 43963 1830 29 assume assume VBP 43963 1830 30 a a DT 43963 1830 31 more more RBR 43963 1830 32 prominent prominent JJ 43963 1830 33 position position NN 43963 1830 34 as as IN 43963 1830 35 compared compare VBN 43963 1830 36 with with IN 43963 1830 37 the the DT 43963 1830 38 brachiopods brachiopod NNS 43963 1830 39 . . . 43963 1831 1 Corals coral NNS 43963 1831 2 occur occur VBP 43963 1831 3 in in IN 43963 1831 4 abundance abundance NN 43963 1831 5 in in IN 43963 1831 6 the the DT 43963 1831 7 calcareous calcareous JJ 43963 1831 8 deposits deposit NNS 43963 1831 9 of of IN 43963 1831 10 the the DT 43963 1831 11 period period NN 43963 1831 12 , , , 43963 1831 13 and and CC 43963 1831 14 frequently frequently RB 43963 1831 15 give give VBP 43963 1831 16 rise rise NN 43963 1831 17 to to IN 43963 1831 18 sheets sheet NNS 43963 1831 19 of of IN 43963 1831 20 reef reef NN 43963 1831 21 - - HYPH 43963 1831 22 formation formation NN 43963 1831 23 , , , 43963 1831 24 but but CC 43963 1831 25 the the DT 43963 1831 26 foraminifera foraminifera NNP 43963 1831 27 and and CC 43963 1831 28 crinoidea crinoidea NNP 43963 1831 29 certainly certainly RB 43963 1831 30 play play VBP 43963 1831 31 the the DT 43963 1831 32 principal principal JJ 43963 1831 33 part part NN 43963 1831 34 as as IN 43963 1831 35 limestone limestone NN 43963 1831 36 - - HYPH 43963 1831 37 producers producer NNS 43963 1831 38 , , , 43963 1831 39 and and CC 43963 1831 40 the the DT 43963 1831 41 influence influence NN 43963 1831 42 of of IN 43963 1831 43 the the DT 43963 1831 44 latter latter JJ 43963 1831 45 in in IN 43963 1831 46 giving give VBG 43963 1831 47 rise rise NN 43963 1831 48 to to IN 43963 1831 49 great great JJ 43963 1831 50 masses masse NNS 43963 1831 51 of of IN 43963 1831 52 limestone limestone NN 43963 1831 53 which which WDT 43963 1831 54 are be VBP 43963 1831 55 frequently frequently RB 43963 1831 56 used use VBN 43963 1831 57 for for IN 43963 1831 58 ornamental ornamental JJ 43963 1831 59 purposes purpose NNS 43963 1831 60 is be VBZ 43963 1831 61 too too RB 43963 1831 62 well well RB 43963 1831 63 known known JJ 43963 1831 64 to to TO 43963 1831 65 need need VB 43963 1831 66 more more JJR 43963 1831 67 than than IN 43963 1831 68 passing pass VBG 43963 1831 69 reference reference NN 43963 1831 70 . . . 43963 1832 1 The the DT 43963 1832 2 air air NN 43963 1832 3 - - HYPH 43963 1832 4 breathers breather NNS 43963 1832 5 have have VBP 43963 1832 6 also also RB 43963 1832 7 been be VBN 43963 1832 8 detected detect VBN 43963 1832 9 in in IN 43963 1832 10 greater great JJR 43963 1832 11 abundance abundance NN 43963 1832 12 , , , 43963 1832 13 though though IN 43963 1832 14 they -PRON- PRP 43963 1832 15 are be VBP 43963 1832 16 rare rare JJ 43963 1832 17 , , , 43963 1832 18 when when WRB 43963 1832 19 we -PRON- PRP 43963 1832 20 consider consider VBP 43963 1832 21 the the DT 43963 1832 22 comparatively comparatively RB 43963 1832 23 favourable favourable JJ 43963 1832 24 conditions condition NNS 43963 1832 25 for for IN 43963 1832 26 their -PRON- PRP$ 43963 1832 27 preservation preservation NN 43963 1832 28 presented present VBN 43963 1832 29 by by IN 43963 1832 30 the the DT 43963 1832 31 Coal Coal NNP 43963 1832 32 Measure Measure NNP 43963 1832 33 rocks rock VBZ 43963 1832 34 . . . 43963 1833 1 Myriopods Myriopods NNP 43963 1833 2 , , , 43963 1833 3 arachnids arachnid NNS 43963 1833 4 , , , 43963 1833 5 insects insect NNS 43963 1833 6 and and CC 43963 1833 7 pulmoniferous pulmoniferous JJ 43963 1833 8 gastropods gastropod NNS 43963 1833 9 have have VBP 43963 1833 10 however however RB 43963 1833 11 been be VBN 43963 1833 12 found find VBN 43963 1833 13 with with IN 43963 1833 14 tolerable tolerable JJ 43963 1833 15 frequency frequency NN 43963 1833 16 . . . 43963 1834 1 The the DT 43963 1834 2 danger danger NN 43963 1834 3 of of IN 43963 1834 4 arguing argue VBG 43963 1834 5 from from IN 43963 1834 6 imperfect imperfect JJ 43963 1834 7 data datum NNS 43963 1834 8 is be VBZ 43963 1834 9 well well RB 43963 1834 10 illustrated illustrate VBN 43963 1834 11 by by IN 43963 1834 12 the the DT 43963 1834 13 great great JJ 43963 1834 14 addition addition NN 43963 1834 15 to to IN 43963 1834 16 our -PRON- PRP$ 43963 1834 17 knowledge knowledge NN 43963 1834 18 of of IN 43963 1834 19 the the DT 43963 1834 20 insect insect NN 43963 1834 21 - - HYPH 43963 1834 22 fauna fauna NNS 43963 1834 23 of of IN 43963 1834 24 these these DT 43963 1834 25 times time NNS 43963 1834 26 due due IN 43963 1834 27 to to IN 43963 1834 28 the the DT 43963 1834 29 exploration exploration NN 43963 1834 30 of of IN 43963 1834 31 the the DT 43963 1834 32 beds bed NNS 43963 1834 33 of of IN 43963 1834 34 one one CD 43963 1834 35 small small JJ 43963 1834 36 coal coal NN 43963 1834 37 - - HYPH 43963 1834 38 field field NN 43963 1834 39 , , , 43963 1834 40 that that DT 43963 1834 41 of of IN 43963 1834 42 Commentry Commentry NNP 43963 1834 43 in in IN 43963 1834 44 France France NNP 43963 1834 45 , , , 43963 1834 46 of of IN 43963 1834 47 which which WDT 43963 1834 48 the the DT 43963 1834 49 insects insect NNS 43963 1834 50 have have VBP 43963 1834 51 been be VBN 43963 1834 52 described describe VBN 43963 1834 53 by by IN 43963 1834 54 M. M. NNP 43963 1834 55 C. C. NNP 43963 1834 56 Brongniart Brongniart NNP 43963 1834 57 . . . 43963 1835 1 The the DT 43963 1835 2 vertebrates vertebrate NNS 43963 1835 3 are be VBP 43963 1835 4 represented represent VBN 43963 1835 5 by by IN 43963 1835 6 a a DT 43963 1835 7 considerable considerable JJ 43963 1835 8 variety variety NN 43963 1835 9 of of IN 43963 1835 10 fishes fish NNS 43963 1835 11 , , , 43963 1835 12 and and CC 43963 1835 13 less less RBR 43963 1835 14 abundant abundant JJ 43963 1835 15 though though IN 43963 1835 16 tolerably tolerably RB 43963 1835 17 numerous numerous JJ 43963 1835 18 remains remain NNS 43963 1835 19 of of IN 43963 1835 20 Amphibia Amphibia NNP 43963 1835 21 , , , 43963 1835 22 which which WDT 43963 1835 23 occur occur VBP 43963 1835 24 in in IN 43963 1835 25 the the DT 43963 1835 26 Carboniferous carboniferous JJ 43963 1835 27 rocks rock NNS 43963 1835 28 of of IN 43963 1835 29 the the DT 43963 1835 30 North North NNP 43963 1835 31 of of IN 43963 1835 32 England England NNP 43963 1835 33 , , , 43963 1835 34 Ireland Ireland NNP 43963 1835 35 , , , 43963 1835 36 France France NNP 43963 1835 37 , , , 43963 1835 38 North North NNP 43963 1835 39 America America NNP 43963 1835 40 and and CC 43963 1835 41 elsewhere elsewhere RB 43963 1835 42 . . . 43963 1836 1 [ [ -LRB- 43963 1836 2 Footnote footnote NN 43963 1836 3 91 91 CD 43963 1836 4 : : : 43963 1836 5 Consult Consult NNP 43963 1836 6 Kidston Kidston NNP 43963 1836 7 , , , 43963 1836 8 R. R. NNP 43963 1836 9 , , , 43963 1836 10 " " `` 43963 1836 11 On on IN 43963 1836 12 the the DT 43963 1836 13 Various Various NNP 43963 1836 14 Divisions Divisions NNPS 43963 1836 15 of of IN 43963 1836 16 the the DT 43963 1836 17 Carboniferous Carboniferous NNP 43963 1836 18 Rocks Rocks NNPS 43963 1836 19 as as IN 43963 1836 20 determined determine VBN 43963 1836 21 by by IN 43963 1836 22 their -PRON- PRP$ 43963 1836 23 Fossil Fossil NNP 43963 1836 24 Flora Flora NNP 43963 1836 25 , , , 43963 1836 26 " " '' 43963 1836 27 _ _ NNP 43963 1836 28 Proc Proc NNP 43963 1836 29 . . . 43963 1837 1 Roy Roy NNP 43963 1837 2 . . . 43963 1838 1 Phys phys NN 43963 1838 2 . . . 43963 1839 1 Soc Soc NNP 43963 1839 2 . . . 43963 1840 1 Edin Edin NNP 43963 1840 2 . . . 43963 1840 3 _ _ NNP 43963 1840 4 , , , 43963 1840 5 vol vol NNP 43963 1840 6 . . . 43963 1841 1 XII XII NNP 43963 1841 2 . . . 43963 1842 1 p. p. NN 43963 1843 1 183 183 CD 43963 1843 2 . . . 43963 1843 3 ] ] -RRB- 43963 1844 1 The the DT 43963 1844 2 existence existence NN 43963 1844 3 of of IN 43963 1844 4 definite definite JJ 43963 1844 5 zones zone NNS 43963 1844 6 of of IN 43963 1844 7 organisms organism NNS 43963 1844 8 in in IN 43963 1844 9 the the DT 43963 1844 10 case case NN 43963 1844 11 of of IN 43963 1844 12 the the DT 43963 1844 13 Carboniferous carboniferous JJ 43963 1844 14 rocks rock NNS 43963 1844 15 has have VBZ 43963 1844 16 been be VBN 43963 1844 17 denied deny VBN 43963 1844 18 , , , 43963 1844 19 and and CC 43963 1844 20 it -PRON- PRP 43963 1844 21 appears appear VBZ 43963 1844 22 to to TO 43963 1844 23 be be VB 43963 1844 24 considered consider VBN 43963 1844 25 by by IN 43963 1844 26 some some DT 43963 1844 27 that that WDT 43963 1844 28 the the DT 43963 1844 29 Carboniferous carboniferous JJ 43963 1844 30 rocks rock NNS 43963 1844 31 were be VBD 43963 1844 32 accumulated accumulate VBN 43963 1844 33 so so RB 43963 1844 34 rapidly rapidly RB 43963 1844 35 as as IN 43963 1844 36 compared compare VBN 43963 1844 37 with with IN 43963 1844 38 rocks rock NNS 43963 1844 39 of of IN 43963 1844 40 some some DT 43963 1844 41 other other JJ 43963 1844 42 systems system NNS 43963 1844 43 that that WDT 43963 1844 44 the the DT 43963 1844 45 fauna fauna NNS 43963 1844 46 remained remain VBD 43963 1844 47 very very RB 43963 1844 48 similar similar JJ 43963 1844 49 throughout throughout IN 43963 1844 50 . . . 43963 1845 1 It -PRON- PRP 43963 1845 2 is be VBZ 43963 1845 3 very very RB 43963 1845 4 doubtful doubtful JJ 43963 1845 5 if if IN 43963 1845 6 this this DT 43963 1845 7 was be VBD 43963 1845 8 so so RB 43963 1845 9 . . . 43963 1846 1 In in IN 43963 1846 2 the the DT 43963 1846 3 case case NN 43963 1846 4 of of IN 43963 1846 5 other other JJ 43963 1846 6 systems system NNS 43963 1846 7 , , , 43963 1846 8 the the DT 43963 1846 9 division division NN 43963 1846 10 into into IN 43963 1846 11 zones zone NNS 43963 1846 12 has have VBZ 43963 1846 13 only only RB 43963 1846 14 been be VBN 43963 1846 15 accomplished accomplish VBN 43963 1846 16 by by IN 43963 1846 17 means mean NNS 43963 1846 18 of of IN 43963 1846 19 more more RBR 43963 1846 20 detailed detailed JJ 43963 1846 21 researches research NNS 43963 1846 22 than than IN 43963 1846 23 those those DT 43963 1846 24 which which WDT 43963 1846 25 have have VBP 43963 1846 26 been be VBN 43963 1846 27 conducted conduct VBN 43963 1846 28 amongst amongst IN 43963 1846 29 the the DT 43963 1846 30 Carboniferous carboniferous JJ 43963 1846 31 rocks rock NNS 43963 1846 32 of of IN 43963 1846 33 Britain Britain NNP 43963 1846 34 : : : 43963 1846 35 again again RB 43963 1846 36 , , , 43963 1846 37 the the DT 43963 1846 38 occurrence occurrence NN 43963 1846 39 of of IN 43963 1846 40 successive successive JJ 43963 1846 41 floras flora NNS 43963 1846 42 suggests suggest VBZ 43963 1846 43 that that IN 43963 1846 44 there there EX 43963 1846 45 may may MD 43963 1846 46 have have VB 43963 1846 47 been be VBN 43963 1846 48 a a DT 43963 1846 49 similar similar JJ 43963 1846 50 succession succession NN 43963 1846 51 amongst amongst IN 43963 1846 52 the the DT 43963 1846 53 faunas fauna NNS 43963 1846 54 , , , 43963 1846 55 and and CC 43963 1846 56 finally finally RB 43963 1846 57 we -PRON- PRP 43963 1846 58 find find VBP 43963 1846 59 that that IN 43963 1846 60 zonal zonal JJ 43963 1846 61 division division NN 43963 1846 62 has have VBZ 43963 1846 63 been be VBN 43963 1846 64 carried carry VBN 43963 1846 65 on on RP 43963 1846 66 to to IN 43963 1846 67 some some DT 43963 1846 68 extent extent NN 43963 1846 69 amongst amongst IN 43963 1846 70 the the DT 43963 1846 71 Carboniferous carboniferous JJ 43963 1846 72 strata strata NN 43963 1846 73 of of IN 43963 1846 74 other other JJ 43963 1846 75 regions region NNS 43963 1846 76 . . . 43963 1847 1 The the DT 43963 1847 2 following follow VBG 43963 1847 3 classification classification NN 43963 1847 4 of of IN 43963 1847 5 the the DT 43963 1847 6 Russian russian JJ 43963 1847 7 type type NN 43963 1847 8 of of IN 43963 1847 9 sediment sediment NN 43963 1847 10 may may MD 43963 1847 11 prove prove VB 43963 1847 12 useful useful JJ 43963 1847 13 , , , 43963 1847 14 as as IN 43963 1847 15 an an DT 43963 1847 16 indication indication NN 43963 1847 17 of of IN 43963 1847 18 the the DT 43963 1847 19 possibility possibility NN 43963 1847 20 of of IN 43963 1847 21 more more RBR 43963 1847 22 detailed detailed JJ 43963 1847 23 separation separation NN 43963 1847 24 of of IN 43963 1847 25 our -PRON- PRP$ 43963 1847 26 own own JJ 43963 1847 27 beds:-- beds:-- NN 43963 1847 28 { { -LRB- 43963 1847 29 Beds bed NNS 43963 1847 30 with with IN 43963 1847 31 _ _ NNP 43963 1847 32 Spirifera Spirifera NNP 43963 1847 33 fascigera fascigera CC 43963 1847 34 _ _ NNP 43963 1847 35 , , , 43963 1847 36 _ _ NNP 43963 1847 37 Spiriferina Spiriferina NNP 43963 1847 38 _ _ NNP 43963 1847 39 Gshellian Gshellian NNP 43963 1847 40 { { -LRB- 43963 1847 41 _ _ NNP 43963 1847 42 Saranae Saranae NNP 43963 1847 43 _ _ NNP 43963 1847 44 , , , 43963 1847 45 & & CC 43963 1847 46 c. c. NNP 43963 1847 47 ( ( -LRB- 43963 1847 48 with with IN 43963 1847 49 _ _ NNP 43963 1847 50 Fusulina Fusulina NNP 43963 1847 51 _ _ NNP 43963 1847 52 and and CC 43963 1847 53 { { -LRB- 43963 1847 54 Beds bed NNS 43963 1847 55 with with IN 43963 1847 56 _ _ NNP 43963 1847 57 Producta Producta NNP 43963 1847 58 cora cora NN 43963 1847 59 _ _ NNP 43963 1847 60 , , , 43963 1847 61 _ _ NNP 43963 1847 62 P. P. NNP 43963 1848 1 uralica uralica NNP 43963 1848 2 _ _ NNP 43963 1848 3 , , , 43963 1848 4 _ _ NNP 43963 1848 5 Archimedipora Archimedipora NNP 43963 1848 6 _ _ NNP 43963 1848 7 ) ) -RRB- 43963 1848 8 { { -LRB- 43963 1848 9 _ _ NNP 43963 1848 10 Camarophoria Camarophoria NNP 43963 1848 11 crumena crumena NN 43963 1848 12 _ _ NNP 43963 1848 13 , , , 43963 1848 14 & & CC 43963 1848 15 c. c. NNP 43963 1848 16 { { -LRB- 43963 1848 17 Beds bed NNS 43963 1848 18 with with IN 43963 1848 19 _ _ NNP 43963 1848 20 Syringopora Syringopora NNP 43963 1848 21 parallela parallela VBZ 43963 1848 22 _ _ NNP 43963 1848 23 and and CC 43963 1848 24 { { -LRB- 43963 1848 25 _ _ NNP 43963 1848 26 Spirifera Spirifera NNP 43963 1848 27 striata striata NN 43963 1848 28 _ _ NNP 43963 1848 29 . . . 43963 1849 1 Moscovian Moscovian NNP 43963 1849 2 { { -LRB- 43963 1849 3 Stage Stage NNP 43963 1849 4 of of IN 43963 1849 5 _ _ NNP 43963 1849 6 Spirifera Spirifera NNP 43963 1849 7 mosquensis mosquensis NN 43963 1849 8 _ _ NNP 43963 1849 9 . . . 43963 1850 1 { { -LRB- 43963 1850 2 Stage Stage NNP 43963 1850 3 of of IN 43963 1850 4 _ _ NNP 43963 1850 5 Spirifera Spirifera NNP 43963 1850 6 Kleini Kleini NNP 43963 1850 7 _ _ NNP 43963 1850 8 . . . 43963 1851 1 { { -LRB- 43963 1851 2 Coals Coals NNP 43963 1851 3 , , , 43963 1851 4 Sandstones Sandstones NNPS 43963 1851 5 and and CC 43963 1851 6 Shales Shales NNP 43963 1851 7 with with IN 43963 1851 8 _ _ NNP 43963 1851 9 Noeggerathia Noeggerathia NNP 43963 1851 10 _ _ NNP 43963 1851 11 Lower Lower NNP 43963 1851 12 Carboniferous Carboniferous NNP 43963 1851 13 { { -LRB- 43963 1851 14 _ _ NNP 43963 1851 15 tenuistriata tenuistriata NN 43963 1851 16 _ _ NNP 43963 1851 17 and and CC 43963 1851 18 _ _ NNP 43963 1851 19 Producta Producta NNP 43963 1851 20 _ _ NNP 43963 1851 21 { { -LRB- 43963 1851 22 _ _ NNP 43963 1851 23 gigantea gigantea NN 43963 1851 24 _ _ NNP 43963 1851 25 . . . 43963 1852 1 { { -LRB- 43963 1852 2 Stage Stage NNP 43963 1852 3 of of IN 43963 1852 4 _ _ NNP 43963 1852 5 Producta Producta NNP 43963 1852 6 mesoloba mesoloba NNS 43963 1852 7 _ _ NNP 43963 1852 8 . . . 43963 1853 1 The the DT 43963 1853 2 marine marine JJ 43963 1853 3 fauna fauna NN 43963 1853 4 of of IN 43963 1853 5 the the DT 43963 1853 6 Upper Upper NNP 43963 1853 7 Carboniferous Carboniferous NNP 43963 1853 8 beds bed NNS 43963 1853 9 , , , 43963 1853 10 which which WDT 43963 1853 11 is be VBZ 43963 1853 12 so so RB 43963 1853 13 poorly poorly RB 43963 1853 14 represented represent VBN 43963 1853 15 in in IN 43963 1853 16 Britain Britain NNP 43963 1853 17 , , , 43963 1853 18 but but CC 43963 1853 19 is be VBZ 43963 1853 20 well well RB 43963 1853 21 developed develop VBN 43963 1853 22 in in IN 43963 1853 23 Spain Spain NNP 43963 1853 24 , , , 43963 1853 25 Russia Russia NNP 43963 1853 26 , , , 43963 1853 27 Asia Asia NNP 43963 1853 28 and and CC 43963 1853 29 North North NNP 43963 1853 30 America America NNP 43963 1853 31 , , , 43963 1853 32 is be VBZ 43963 1853 33 largely largely RB 43963 1853 34 characterised characterise VBN 43963 1853 35 by by IN 43963 1853 36 the the DT 43963 1853 37 abundance abundance NN 43963 1853 38 of of IN 43963 1853 39 foraminifers foraminifer NNS 43963 1853 40 of of IN 43963 1853 41 the the DT 43963 1853 42 genus genus NNP 43963 1853 43 _ _ NNP 43963 1853 44 Fusulina Fusulina NNP 43963 1853 45 _ _ NNP 43963 1853 46 and and CC 43963 1853 47 _ _ NNP 43963 1853 48 Fusulinella Fusulinella NNP 43963 1853 49 _ _ NNP 43963 1853 50 and and CC 43963 1853 51 of of IN 43963 1853 52 bryozoa bryozoa NN 43963 1853 53 of of IN 43963 1853 54 the the DT 43963 1853 55 genus genus NNP 43963 1853 56 _ _ NNP 43963 1853 57 Archimedipora Archimedipora NNP 43963 1853 58 _ _ NNP 43963 1853 59 . . . 43963 1854 1 It -PRON- PRP 43963 1854 2 is be VBZ 43963 1854 3 very very RB 43963 1854 4 desirable desirable JJ 43963 1854 5 that that IN 43963 1854 6 the the DT 43963 1854 7 truly truly RB 43963 1854 8 marine marine JJ 43963 1854 9 fauna fauna NNS 43963 1854 10 of of IN 43963 1854 11 the the DT 43963 1854 12 _ _ NNP 43963 1854 13 Spirorbis Spirorbis NNP 43963 1854 14 _ _ NNP 43963 1854 15 limestone limestone NN 43963 1854 16 and and CC 43963 1854 17 other other JJ 43963 1854 18 marine marine JJ 43963 1854 19 bands band NNS 43963 1854 20 of of IN 43963 1854 21 the the DT 43963 1854 22 British British NNP 43963 1854 23 Coal Coal NNP 43963 1854 24 Measures Measures NNPS 43963 1854 25 should should MD 43963 1854 26 be be VB 43963 1854 27 carefully carefully RB 43963 1854 28 studied study VBN 43963 1854 29 to to TO 43963 1854 30 see see VB 43963 1854 31 if if IN 43963 1854 32 they -PRON- PRP 43963 1854 33 present present VBP 43963 1854 34 any any DT 43963 1854 35 close close JJ 43963 1854 36 relationship relationship NN 43963 1854 37 with with IN 43963 1854 38 that that DT 43963 1854 39 of of IN 43963 1854 40 the the DT 43963 1854 41 Gshellian gshellian JJ 43963 1854 42 beds[92 beds[92 NN 43963 1854 43 ] ] -RRB- 43963 1854 44 . . . 43963 1855 1 [ [ -LRB- 43963 1855 2 Footnote Footnote NNP 43963 1855 3 92 92 CD 43963 1855 4 : : : 43963 1855 5 A a DT 43963 1855 6 good good JJ 43963 1855 7 idea idea NN 43963 1855 8 of of IN 43963 1855 9 the the DT 43963 1855 10 general general JJ 43963 1855 11 characters character NNS 43963 1855 12 of of IN 43963 1855 13 the the DT 43963 1855 14 Carboniferous carboniferous JJ 43963 1855 15 fauna fauna NNS 43963 1855 16 of of IN 43963 1855 17 Britain Britain NNP 43963 1855 18 will will MD 43963 1855 19 be be VB 43963 1855 20 obtained obtain VBN 43963 1855 21 from from IN 43963 1855 22 an an DT 43963 1855 23 examination examination NN 43963 1855 24 of of IN 43963 1855 25 Professor Professor NNP 43963 1855 26 Phillips Phillips NNP 43963 1855 27 ' ' POS 43963 1855 28 _ _ NNP 43963 1855 29 Geology Geology NNP 43963 1855 30 of of IN 43963 1855 31 Yorkshire Yorkshire NNP 43963 1855 32 _ _ NNP 43963 1855 33 , , , 43963 1855 34 Part Part NNP 43963 1855 35 I. I. NNP 43963 1855 36 , , , 43963 1855 37 and and CC 43963 1855 38 Mr Mr NNP 43963 1855 39 ( ( -LRB- 43963 1855 40 now now RB 43963 1855 41 Sir Sir NNP 43963 1855 42 F. F. NNP 43963 1855 43 ) ) -RRB- 43963 1855 44 M^{c}Coy M^{c}Coy NNP 43963 1855 45 's 's POS 43963 1855 46 _ _ NNP 43963 1855 47 Carboniferous Carboniferous NNP 43963 1855 48 Fossils Fossils NNP 43963 1855 49 of of IN 43963 1855 50 Ireland Ireland NNP 43963 1855 51 _ _ NNP 43963 1855 52 , , , 43963 1855 53 while while IN 43963 1855 54 the the DT 43963 1855 55 nature nature NN 43963 1855 56 of of IN 43963 1855 57 the the DT 43963 1855 58 European european JJ 43963 1855 59 fauna fauna NNS 43963 1855 60 is be VBZ 43963 1855 61 well well RB 43963 1855 62 illustrated illustrate VBN 43963 1855 63 in in IN 43963 1855 64 Prof. Prof. NNP 43963 1855 65 de de NNP 43963 1855 66 Koninck Koninck NNP 43963 1855 67 's 's POS 43963 1855 68 well well RB 43963 1855 69 - - HYPH 43963 1855 70 known know VBN 43963 1855 71 work work NN 43963 1855 72 _ _ NNP 43963 1855 73 Description Description NNP 43963 1855 74 des des FW 43963 1855 75 animaux animaux JJ 43963 1855 76 fossiles fossile NNS 43963 1855 77 qui qui NNP 43963 1855 78 se se NNP 43963 1855 79 trouvent trouvent NNP 43963 1855 80 dans dans NNPS 43963 1855 81 le le NNP 43963 1855 82 terrain terrain NNP 43963 1855 83 carbonifère carbonifère NNP 43963 1855 84 de de NNP 43963 1855 85 Belgique Belgique NNP 43963 1855 86 _ _ NNP 43963 1855 87 . . . 43963 1856 1 For for IN 43963 1856 2 an an DT 43963 1856 3 account account NN 43963 1856 4 of of IN 43963 1856 5 the the DT 43963 1856 6 characters character NNS 43963 1856 7 of of IN 43963 1856 8 the the DT 43963 1856 9 marine marine JJ 43963 1856 10 fauna fauna NN 43963 1856 11 of of IN 43963 1856 12 the the DT 43963 1856 13 Upper Upper NNP 43963 1856 14 Carboniferous Carboniferous NNP 43963 1856 15 rocks rock VBZ 43963 1856 16 the the DT 43963 1856 17 reader reader NN 43963 1856 18 should should MD 43963 1856 19 consult consult VB 43963 1856 20 the the DT 43963 1856 21 work work NN 43963 1856 22 on on IN 43963 1856 23 Geology Geology NNP 43963 1856 24 and and CC 43963 1856 25 Palæontology Palæontology NNP 43963 1856 26 published publish VBN 43963 1856 27 by by IN 43963 1856 28 the the DT 43963 1856 29 Geological Geological NNP 43963 1856 30 Survey Survey NNP 43963 1856 31 of of IN 43963 1856 32 the the DT 43963 1856 33 State State NNP 43963 1856 34 of of IN 43963 1856 35 Illinois Illinois NNP 43963 1856 36 in in IN 43963 1856 37 1866 1866 CD 43963 1856 38 . . . 43963 1856 39 ] ] -RRB- 43963 1857 1 CHAPTER CHAPTER NNP 43963 1857 2 XIX XIX NNP 43963 1857 3 . . . 43963 1858 1 THE the DT 43963 1858 2 CHANGES changes NN 43963 1858 3 WHICH which WDT 43963 1858 4 OCCURRED occur VBD 43963 1858 5 DURING during IN 43963 1858 6 THE the DT 43963 1858 7 THIRD third JJ 43963 1858 8 CONTINENTAL CONTINENTAL NNS 43963 1858 9 PERIOD period RB 43963 1858 10 IN in IN 43963 1858 11 BRITAIN BRITAIN NNP 43963 1858 12 ; ; , 43963 1858 13 AND and CC 43963 1858 14 THE the DT 43963 1858 15 FOREIGN FOREIGN NNP 43963 1858 16 PERMO PERMO NNP 43963 1858 17 - - HYPH 43963 1858 18 CARBONIFEROUS CARBONIFEROUS NNP 43963 1858 19 ROCKS rock NNS 43963 1858 20 . . . 43963 1859 1 At at IN 43963 1859 2 the the DT 43963 1859 3 close close NN 43963 1859 4 of of IN 43963 1859 5 Carboniferous carboniferous JJ 43963 1859 6 times time NNS 43963 1859 7 a a DT 43963 1859 8 marked marked JJ 43963 1859 9 change change NN 43963 1859 10 took take VBD 43963 1859 11 place place NN 43963 1859 12 in in IN 43963 1859 13 the the DT 43963 1859 14 nature nature NN 43963 1859 15 of of IN 43963 1859 16 the the DT 43963 1859 17 earth earth NN 43963 1859 18 - - HYPH 43963 1859 19 movements movement NNS 43963 1859 20 . . . 43963 1860 1 The the DT 43963 1860 2 prevalent prevalent JJ 43963 1860 3 depression depression NN 43963 1860 4 which which WDT 43963 1860 5 occurred occur VBD 43963 1860 6 over over IN 43963 1860 7 the the DT 43963 1860 8 British british JJ 43963 1860 9 and and CC 43963 1860 10 adjoining adjoining JJ 43963 1860 11 regions region NNS 43963 1860 12 during during IN 43963 1860 13 Carboniferous Carboniferous NNP 43963 1860 14 times time NNS 43963 1860 15 was be VBD 43963 1860 16 replaced replace VBN 43963 1860 17 by by IN 43963 1860 18 upward upward JJ 43963 1860 19 movement movement NN 43963 1860 20 , , , 43963 1860 21 accompanied accompany VBN 43963 1860 22 by by IN 43963 1860 23 orogenic orogenic JJ 43963 1860 24 folds fold NNS 43963 1860 25 , , , 43963 1860 26 which which WDT 43963 1860 27 once once RB 43963 1860 28 more more RBR 43963 1860 29 brought bring VBN 43963 1860 30 on on RP 43963 1860 31 continental continental JJ 43963 1860 32 conditions condition NNS 43963 1860 33 and and CC 43963 1860 34 developed develop VBD 43963 1860 35 a a DT 43963 1860 36 series series NN 43963 1860 37 of of IN 43963 1860 38 mountain mountain NN 43963 1860 39 ranges range NNS 43963 1860 40 . . . 43963 1861 1 The the DT 43963 1861 2 change change NN 43963 1861 3 is be VBZ 43963 1861 4 marked mark VBN 43963 1861 5 even even RB 43963 1861 6 at at IN 43963 1861 7 the the DT 43963 1861 8 close close NN 43963 1861 9 of of IN 43963 1861 10 Carboniferous carboniferous JJ 43963 1861 11 times time NNS 43963 1861 12 by by IN 43963 1861 13 the the DT 43963 1861 14 abnormal abnormal JJ 43963 1861 15 red red JJ 43963 1861 16 sandstones sandstone NNS 43963 1861 17 of of IN 43963 1861 18 the the DT 43963 1861 19 uppermost uppermost JJ 43963 1861 20 part part NN 43963 1861 21 of of IN 43963 1861 22 the the DT 43963 1861 23 Carboniferous carboniferous JJ 43963 1861 24 system system NN 43963 1861 25 which which WDT 43963 1861 26 are be VBP 43963 1861 27 found find VBN 43963 1861 28 around around IN 43963 1861 29 Whitehaven Whitehaven NNP 43963 1861 30 in in IN 43963 1861 31 Cumberland Cumberland NNP 43963 1861 32 and and CC 43963 1861 33 Rotherham Rotherham NNP 43963 1861 34 in in IN 43963 1861 35 Yorkshire Yorkshire NNP 43963 1861 36 , , , 43963 1861 37 as as IN 43963 1861 38 the the DT 43963 1861 39 Whitehaven Whitehaven NNP 43963 1861 40 Sandstone Sandstone NNP 43963 1861 41 and and CC 43963 1861 42 Rotherham Rotherham NNP 43963 1861 43 Red Red NNP 43963 1861 44 Rock Rock NNP 43963 1861 45 . . . 43963 1862 1 These these DT 43963 1862 2 movements movement NNS 43963 1862 3 continued continue VBD 43963 1862 4 through through IN 43963 1862 5 Permian permian JJ 43963 1862 6 and and CC 43963 1862 7 Triassic Triassic NNP 43963 1862 8 times time NNS 43963 1862 9 , , , 43963 1862 10 and and CC 43963 1862 11 it -PRON- PRP 43963 1862 12 is be VBZ 43963 1862 13 to to IN 43963 1862 14 them -PRON- PRP 43963 1862 15 and and CC 43963 1862 16 to to IN 43963 1862 17 the the DT 43963 1862 18 climatic climatic JJ 43963 1862 19 conditions condition NNS 43963 1862 20 of of IN 43963 1862 21 the the DT 43963 1862 22 periods period NNS 43963 1862 23 , , , 43963 1862 24 that that IN 43963 1862 25 the the DT 43963 1862 26 anomalous anomalous JJ 43963 1862 27 nature nature NN 43963 1862 28 of of IN 43963 1862 29 the the DT 43963 1862 30 Permo Permo NNP 43963 1862 31 - - HYPH 43963 1862 32 Triassic Triassic NNP 43963 1862 33 deposits deposit NNS 43963 1862 34 is be VBZ 43963 1862 35 largely largely RB 43963 1862 36 due due JJ 43963 1862 37 , , , 43963 1862 38 as as IN 43963 1862 39 will will MD 43963 1862 40 be be VB 43963 1862 41 shewn shew VBN 43963 1862 42 in in IN 43963 1862 43 the the DT 43963 1862 44 succeeding succeed VBG 43963 1862 45 chapters chapter NNS 43963 1862 46 . . . 43963 1863 1 At at IN 43963 1863 2 present present NN 43963 1863 3 it -PRON- PRP 43963 1863 4 is be VBZ 43963 1863 5 our -PRON- PRP$ 43963 1863 6 purpose purpose NN 43963 1863 7 to to TO 43963 1863 8 call call VB 43963 1863 9 attention attention NN 43963 1863 10 to to IN 43963 1863 11 the the DT 43963 1863 12 effect effect NN 43963 1863 13 of of IN 43963 1863 14 these these DT 43963 1863 15 movements movement NNS 43963 1863 16 upon upon IN 43963 1863 17 the the DT 43963 1863 18 sediments sediment NNS 43963 1863 19 which which WDT 43963 1863 20 had have VBD 43963 1863 21 been be VBN 43963 1863 22 deposited deposit VBN 43963 1863 23 previously previously RB 43963 1863 24 to to IN 43963 1863 25 their -PRON- PRP$ 43963 1863 26 occurrence occurrence NN 43963 1863 27 . . . 43963 1864 1 Over over IN 43963 1864 2 the the DT 43963 1864 3 British british JJ 43963 1864 4 area area NN 43963 1864 5 , , , 43963 1864 6 two two CD 43963 1864 7 different different JJ 43963 1864 8 systems system NNS 43963 1864 9 of of IN 43963 1864 10 orogenic orogenic JJ 43963 1864 11 movement movement NN 43963 1864 12 can can MD 43963 1864 13 be be VB 43963 1864 14 detected detect VBN 43963 1864 15 , , , 43963 1864 16 producing produce VBG 43963 1864 17 folds fold NNS 43963 1864 18 of of IN 43963 1864 19 which which WDT 43963 1864 20 the the DT 43963 1864 21 axes axis NNS 43963 1864 22 run run VBP 43963 1864 23 approximately approximately RB 43963 1864 24 at at IN 43963 1864 25 right right JJ 43963 1864 26 angles angle NNS 43963 1864 27 to to IN 43963 1864 28 one one CD 43963 1864 29 another another DT 43963 1864 30 . . . 43963 1865 1 One one CD 43963 1865 2 of of IN 43963 1865 3 these these DT 43963 1865 4 , , , 43963 1865 5 of of IN 43963 1865 6 which which WDT 43963 1865 7 the the DT 43963 1865 8 Pennine Pennine NNP 43963 1865 9 system system NN 43963 1865 10 is be VBZ 43963 1865 11 the the DT 43963 1865 12 best good JJS 43963 1865 13 representative representative NN 43963 1865 14 in in IN 43963 1865 15 Britain Britain NNP 43963 1865 16 , , , 43963 1865 17 caused cause VBD 43963 1865 18 the the DT 43963 1865 19 production production NN 43963 1865 20 of of IN 43963 1865 21 elevations elevation NNS 43963 1865 22 having have VBG 43963 1865 23 axes axis NNS 43963 1865 24 in in IN 43963 1865 25 a a DT 43963 1865 26 general general JJ 43963 1865 27 north north NN 43963 1865 28 and and CC 43963 1865 29 south south JJ 43963 1865 30 direction direction NN 43963 1865 31 , , , 43963 1865 32 and and CC 43963 1865 33 we -PRON- PRP 43963 1865 34 may may MD 43963 1865 35 therefore therefore RB 43963 1865 36 speak speak VB 43963 1865 37 of of IN 43963 1865 38 it -PRON- PRP 43963 1865 39 as as IN 43963 1865 40 the the DT 43963 1865 41 Pennine Pennine NNP 43963 1865 42 system system NN 43963 1865 43 of of IN 43963 1865 44 movement movement NN 43963 1865 45 , , , 43963 1865 46 while while IN 43963 1865 47 the the DT 43963 1865 48 other other JJ 43963 1865 49 , , , 43963 1865 50 which which WDT 43963 1865 51 gave give VBD 43963 1865 52 rise rise NN 43963 1865 53 to to IN 43963 1865 54 folds fold NNS 43963 1865 55 running run VBG 43963 1865 56 in in IN 43963 1865 57 an an DT 43963 1865 58 east east NN 43963 1865 59 and and CC 43963 1865 60 west west JJ 43963 1865 61 direction direction NN 43963 1865 62 , , , 43963 1865 63 is be VBZ 43963 1865 64 well well RB 43963 1865 65 represented represent VBN 43963 1865 66 in in IN 43963 1865 67 the the DT 43963 1865 68 Mendip Mendip NNP 43963 1865 69 Hills Hills NNP 43963 1865 70 , , , 43963 1865 71 and and CC 43963 1865 72 may may MD 43963 1865 73 be be VB 43963 1865 74 therefore therefore RB 43963 1865 75 termed term VBN 43963 1865 76 the the DT 43963 1865 77 Mendip Mendip NNP 43963 1865 78 system system NN 43963 1865 79 , , , 43963 1865 80 though though IN 43963 1865 81 it -PRON- PRP 43963 1865 82 is be VBZ 43963 1865 83 more more RBR 43963 1865 84 widely widely RB 43963 1865 85 known know VBN 43963 1865 86 as as IN 43963 1865 87 the the DT 43963 1865 88 Hercynian hercynian JJ 43963 1865 89 system system NN 43963 1865 90 , , , 43963 1865 91 as as IN 43963 1865 92 , , , 43963 1865 93 on on IN 43963 1865 94 the the DT 43963 1865 95 Continent Continent NNP 43963 1865 96 , , , 43963 1865 97 the the DT 43963 1865 98 rocks rock NNS 43963 1865 99 which which WDT 43963 1865 100 are be VBP 43963 1865 101 greatly greatly RB 43963 1865 102 affected affect VBN 43963 1865 103 by by IN 43963 1865 104 it -PRON- PRP 43963 1865 105 form form VBP 43963 1865 106 the the DT 43963 1865 107 foundations foundation NNS 43963 1865 108 of of IN 43963 1865 109 the the DT 43963 1865 110 region region NN 43963 1865 111 occupied occupy VBN 43963 1865 112 by by IN 43963 1865 113 the the DT 43963 1865 114 ancient ancient JJ 43963 1865 115 Hercynian hercynian JJ 43963 1865 116 forest forest NN 43963 1865 117 . . . 43963 1866 1 The the DT 43963 1866 2 effects effect NNS 43963 1866 3 of of IN 43963 1866 4 these these DT 43963 1866 5 systems system NNS 43963 1866 6 were be VBD 43963 1866 7 in in IN 43963 1866 8 the the DT 43963 1866 9 main main JJ 43963 1866 10 similar similar JJ 43963 1866 11 ; ; : 43963 1866 12 they -PRON- PRP 43963 1866 13 resulted result VBD 43963 1866 14 in in IN 43963 1866 15 the the DT 43963 1866 16 uplift uplift NN 43963 1866 17 of of IN 43963 1866 18 parallel parallel JJ 43963 1866 19 belts belt NNS 43963 1866 20 of of IN 43963 1866 21 country country NN 43963 1866 22 to to TO 43963 1866 23 form form VB 43963 1866 24 hill hill NN 43963 1866 25 - - HYPH 43963 1866 26 ranges range VBZ 43963 1866 27 with with IN 43963 1866 28 intervening intervene VBG 43963 1866 29 lowlands lowland NNS 43963 1866 30 , , , 43963 1866 31 but but CC 43963 1866 32 when when WRB 43963 1866 33 studied study VBN 43963 1866 34 in in IN 43963 1866 35 detail detail NN 43963 1866 36 the the DT 43963 1866 37 movements movement NNS 43963 1866 38 are be VBP 43963 1866 39 seen see VBN 43963 1866 40 to to TO 43963 1866 41 be be VB 43963 1866 42 of of IN 43963 1866 43 a a DT 43963 1866 44 different different JJ 43963 1866 45 character character NN 43963 1866 46 . . . 43963 1867 1 The the DT 43963 1867 2 Pennine Pennine NNP 43963 1867 3 system system NN 43963 1867 4 of of IN 43963 1867 5 movements movement NNS 43963 1867 6 was be VBD 43963 1867 7 of of IN 43963 1867 8 a a DT 43963 1867 9 type type NN 43963 1867 10 which which WDT 43963 1867 11 is be VBZ 43963 1867 12 familiar familiar JJ 43963 1867 13 to to IN 43963 1867 14 the the DT 43963 1867 15 geologists geologist NNS 43963 1867 16 as as IN 43963 1867 17 developed develop VBN 43963 1867 18 in in IN 43963 1867 19 the the DT 43963 1867 20 Great Great NNP 43963 1867 21 Basin Basin NNP 43963 1867 22 Region Region NNP 43963 1867 23 of of IN 43963 1867 24 the the DT 43963 1867 25 western western JJ 43963 1867 26 territories territory NNS 43963 1867 27 of of IN 43963 1867 28 North North NNP 43963 1867 29 America America NNP 43963 1867 30 , , , 43963 1867 31 and and CC 43963 1867 32 produced produce VBD 43963 1867 33 what what WP 43963 1867 34 is be VBZ 43963 1867 35 spoken speak VBN 43963 1867 36 of of IN 43963 1867 37 as as IN 43963 1867 38 Basin Basin NNP 43963 1867 39 - - HYPH 43963 1867 40 Range Range NNP 43963 1867 41 structure structure NN 43963 1867 42 . . . 43963 1868 1 The the DT 43963 1868 2 movements movement NNS 43963 1868 3 were be VBD 43963 1868 4 of of IN 43963 1868 5 the the DT 43963 1868 6 nature nature NN 43963 1868 7 of of IN 43963 1868 8 direct direct JJ 43963 1868 9 uplift uplift NN 43963 1868 10 , , , 43963 1868 11 causing cause VBG 43963 1868 12 fracture fracture NN 43963 1868 13 , , , 43963 1868 14 only only RB 43963 1868 15 accompanied accompany VBN 43963 1868 16 by by IN 43963 1868 17 folding fold VBG 43963 1868 18 in in IN 43963 1868 19 a a DT 43963 1868 20 minor minor JJ 43963 1868 21 degree degree NN 43963 1868 22 , , , 43963 1868 23 and and CC 43963 1868 24 accordingly accordingly RB 43963 1868 25 the the DT 43963 1868 26 hills hill NNS 43963 1868 27 are be VBP 43963 1868 28 composed compose VBN 43963 1868 29 of of IN 43963 1868 30 terraced terrace VBN 43963 1868 31 scarps scarps NN 43963 1868 32 , , , 43963 1868 33 with with IN 43963 1868 34 one one CD 43963 1868 35 gently gently RB 43963 1868 36 sloping sloping NN 43963 1868 37 side side NN 43963 1868 38 , , , 43963 1868 39 and and CC 43963 1868 40 one one CD 43963 1868 41 steep steep JJ 43963 1868 42 scarp scarp NN 43963 1868 43 - - HYPH 43963 1868 44 side side NN 43963 1868 45 , , , 43963 1868 46 the the DT 43963 1868 47 latter latter JJ 43963 1868 48 on on IN 43963 1868 49 the the DT 43963 1868 50 upthrow upthrow JJ 43963 1868 51 side side NN 43963 1868 52 of of IN 43963 1868 53 the the DT 43963 1868 54 fault fault NN 43963 1868 55 , , , 43963 1868 56 as as IN 43963 1868 57 seen see VBN 43963 1868 58 in in IN 43963 1868 59 fig fig NN 43963 1868 60 . . . 43963 1869 1 21 21 CD 43963 1869 2 . . . 43963 1870 1 In in IN 43963 1870 2 the the DT 43963 1870 3 Mendip Mendip NNP 43963 1870 4 system system NN 43963 1870 5 , , , 43963 1870 6 the the DT 43963 1870 7 folds fold NNS 43963 1870 8 were be VBD 43963 1870 9 of of IN 43963 1870 10 the the DT 43963 1870 11 Alpine Alpine NNP 43963 1870 12 type type NN 43963 1870 13 , , , 43963 1870 14 which which WDT 43963 1870 15 is be VBZ 43963 1870 16 a a DT 43963 1870 17 familiar familiar JJ 43963 1870 18 product product NN 43963 1870 19 of of IN 43963 1870 20 lateral lateral JJ 43963 1870 21 pressure pressure NN 43963 1870 22 , , , 43963 1870 23 consisting consist VBG 43963 1870 24 essentially essentially RB 43963 1870 25 of of IN 43963 1870 26 overfolds overfold NNS 43963 1870 27 , , , 43963 1870 28 though though IN 43963 1870 29 these these DT 43963 1870 30 are be VBP 43963 1870 31 often often RB 43963 1870 32 complicated complicate VBN 43963 1870 33 by by IN 43963 1870 34 reversed reversed JJ 43963 1870 35 faults fault NNS 43963 1870 36 . . . 43963 1871 1 Of of IN 43963 1871 2 the the DT 43963 1871 3 Pennine Pennine NNP 43963 1871 4 system system NN 43963 1871 5 , , , 43963 1871 6 the the DT 43963 1871 7 Pennine Pennine NNP 43963 1871 8 Chain Chain NNP 43963 1871 9 itself -PRON- PRP 43963 1871 10 furnishes furnish VBZ 43963 1871 11 the the DT 43963 1871 12 most most RBS 43963 1871 13 noteworthy noteworthy JJ 43963 1871 14 example example NN 43963 1871 15 in in IN 43963 1871 16 Britain Britain NNP 43963 1871 17 , , , 43963 1871 18 but but CC 43963 1871 19 we -PRON- PRP 43963 1871 20 have have VBP 43963 1871 21 indications indication NNS 43963 1871 22 of of IN 43963 1871 23 other other JJ 43963 1871 24 folds fold NNS 43963 1871 25 of of IN 43963 1871 26 this this DT 43963 1871 27 system system NN 43963 1871 28 , , , 43963 1871 29 such such JJ 43963 1871 30 as as IN 43963 1871 31 that that DT 43963 1871 32 which which WDT 43963 1871 33 runs run VBZ 43963 1871 34 from from IN 43963 1871 35 the the DT 43963 1871 36 Lake Lake NNP 43963 1871 37 District District NNP 43963 1871 38 to to IN 43963 1871 39 the the DT 43963 1871 40 Ayrshire Ayrshire NNP 43963 1871 41 coast coast NN 43963 1871 42 , , , 43963 1871 43 which which WDT 43963 1871 44 is be VBZ 43963 1871 45 partly partly RB 43963 1871 46 concealed conceal VBN 43963 1871 47 as as IN 43963 1871 48 the the DT 43963 1871 49 result result NN 43963 1871 50 of of IN 43963 1871 51 other other JJ 43963 1871 52 movements movement NNS 43963 1871 53 , , , 43963 1871 54 and and CC 43963 1871 55 a a DT 43963 1871 56 still still RB 43963 1871 57 more more RBR 43963 1871 58 marked marked JJ 43963 1871 59 one one CD 43963 1871 60 , , , 43963 1871 61 in in IN 43963 1871 62 the the DT 43963 1871 63 rocks rock NNS 43963 1871 64 of of IN 43963 1871 65 the the DT 43963 1871 66 Malvern Malvern NNP 43963 1871 67 Hills Hills NNPS 43963 1871 68 . . . 43963 1872 1 [ [ -LRB- 43963 1872 2 Illustration illustration NN 43963 1872 3 : : : 43963 1872 4 Fig Fig NNP 43963 1872 5 . . . 43963 1873 1 21 21 CD 43963 1873 2 . . . 43963 1874 1 _ _ NNP 43963 1874 2 a a DT 43963 1874 3 a a DT 43963 1874 4 ´ ´ CD 43963 1874 5 _ _ NN 43963 1874 6 . . . 43963 1875 1 One one CD 43963 1875 2 stratum stratum NN 43963 1875 3 displaced displace VBN 43963 1875 4 by by IN 43963 1875 5 faults fault NNS 43963 1875 6 _ _ NNP 43963 1875 7 f f NNP 43963 1875 8 f f NNP 43963 1875 9 _ _ NNP 43963 1875 10 . . . 43963 1876 1 _ _ NNP 43963 1876 2 h. h. NNP 43963 1876 3 _ _ NNP 43963 1876 4 Hills Hills NNP 43963 1876 5 . . . 43963 1876 6 ] ] -RRB- 43963 1877 1 The the DT 43963 1877 2 Mendip Mendip NNP 43963 1877 3 system system NN 43963 1877 4 is be VBZ 43963 1877 5 well well RB 43963 1877 6 shewn shew VBN 43963 1877 7 in in IN 43963 1877 8 the the DT 43963 1877 9 Mendip Mendip NNP 43963 1877 10 Hills Hills NNP 43963 1877 11 , , , 43963 1877 12 but but CC 43963 1877 13 the the DT 43963 1877 14 remains remain NNS 43963 1877 15 of of IN 43963 1877 16 a a DT 43963 1877 17 still still RB 43963 1877 18 more more RBR 43963 1877 19 important important JJ 43963 1877 20 anticline anticline NN 43963 1877 21 are be VBP 43963 1877 22 seen see VBN 43963 1877 23 in in IN 43963 1877 24 South South NNP 43963 1877 25 Devon Devon NNP 43963 1877 26 and and CC 43963 1877 27 Cornwall Cornwall NNP 43963 1877 28 , , , 43963 1877 29 separated separate VBN 43963 1877 30 from from IN 43963 1877 31 the the DT 43963 1877 32 Mendip Mendip NNP 43963 1877 33 Hills Hills NNP 43963 1877 34 by by IN 43963 1877 35 the the DT 43963 1877 36 great great JJ 43963 1877 37 syncline syncline NN 43963 1877 38 of of IN 43963 1877 39 Devon Devon NNP 43963 1877 40 . . . 43963 1878 1 Another another DT 43963 1878 2 parallel parallel JJ 43963 1878 3 anticline anticline NN 43963 1878 4 runs run VBZ 43963 1878 5 from from IN 43963 1878 6 Lancashire Lancashire NNP 43963 1878 7 to to IN 43963 1878 8 Yorkshire Yorkshire NNP 43963 1878 9 at at IN 43963 1878 10 right right JJ 43963 1878 11 angles angle NNS 43963 1878 12 to to IN 43963 1878 13 the the DT 43963 1878 14 Pennine Pennine NNP 43963 1878 15 Chain Chain NNP 43963 1878 16 and and CC 43963 1878 17 separates separate VBZ 43963 1878 18 the the DT 43963 1878 19 coal coal NN 43963 1878 20 - - HYPH 43963 1878 21 field field NN 43963 1878 22 of of IN 43963 1878 23 Cumberland Cumberland NNP 43963 1878 24 and and CC 43963 1878 25 that that DT 43963 1878 26 of of IN 43963 1878 27 Northumberland Northumberland NNP 43963 1878 28 and and CC 43963 1878 29 Durham Durham NNP 43963 1878 30 , , , 43963 1878 31 from from IN 43963 1878 32 those those DT 43963 1878 33 of of IN 43963 1878 34 South South NNP 43963 1878 35 Lancashire Lancashire NNP 43963 1878 36 , , , 43963 1878 37 and and CC 43963 1878 38 Yorkshire Yorkshire NNP 43963 1878 39 , , , 43963 1878 40 Notts Notts NNP 43963 1878 41 , , , 43963 1878 42 and and CC 43963 1878 43 Derbyshire Derbyshire NNP 43963 1878 44 . . . 43963 1879 1 On on IN 43963 1879 2 the the DT 43963 1879 3 European european JJ 43963 1879 4 continent continent NN 43963 1879 5 the the DT 43963 1879 6 Ural Ural NNP 43963 1879 7 Chain Chain NNP 43963 1879 8 is be VBZ 43963 1879 9 the the DT 43963 1879 10 most most RBS 43963 1879 11 important important JJ 43963 1879 12 uplift uplift NN 43963 1879 13 of of IN 43963 1879 14 the the DT 43963 1879 15 system system NN 43963 1879 16 of of IN 43963 1879 17 which which WDT 43963 1879 18 the the DT 43963 1879 19 Pennine Pennine NNP 43963 1879 20 Chain Chain NNP 43963 1879 21 forms form VBZ 43963 1879 22 a a DT 43963 1879 23 minor minor JJ 43963 1879 24 representative representative NN 43963 1879 25 , , , 43963 1879 26 while while IN 43963 1879 27 the the DT 43963 1879 28 Hercynian hercynian JJ 43963 1879 29 system system NN 43963 1879 30 has have VBZ 43963 1879 31 caused cause VBN 43963 1879 32 the the DT 43963 1879 33 compression compression NN 43963 1879 34 and and CC 43963 1879 35 stiffening stiffening NN 43963 1879 36 of of IN 43963 1879 37 many many JJ 43963 1879 38 of of IN 43963 1879 39 the the DT 43963 1879 40 Carboniferous carboniferous JJ 43963 1879 41 and and CC 43963 1879 42 earlier early JJR 43963 1879 43 rocks rock NNS 43963 1879 44 which which WDT 43963 1879 45 now now RB 43963 1879 46 rise rise VBP 43963 1879 47 to to IN 43963 1879 48 the the DT 43963 1879 49 surface surface NN 43963 1879 50 in in IN 43963 1879 51 many many JJ 43963 1879 52 parts part NNS 43963 1879 53 of of IN 43963 1879 54 central central JJ 43963 1879 55 Europe Europe NNP 43963 1879 56 . . . 43963 1880 1 The the DT 43963 1880 2 extensive extensive JJ 43963 1880 3 continental continental JJ 43963 1880 4 area area NN 43963 1880 5 which which WDT 43963 1880 6 was be VBD 43963 1880 7 the the DT 43963 1880 8 result result NN 43963 1880 9 of of IN 43963 1880 10 these these DT 43963 1880 11 uplifts uplift NNS 43963 1880 12 not not RB 43963 1880 13 only only RB 43963 1880 14 determined determine VBD 43963 1880 15 the the DT 43963 1880 16 formation formation NN 43963 1880 17 of of IN 43963 1880 18 abnormal abnormal JJ 43963 1880 19 deposits deposit NNS 43963 1880 20 , , , 43963 1880 21 but but CC 43963 1880 22 allowed allow VBD 43963 1880 23 the the DT 43963 1880 24 occurrence occurrence NN 43963 1880 25 of of IN 43963 1880 26 a a DT 43963 1880 27 long long JJ 43963 1880 28 period period NN 43963 1880 29 of of IN 43963 1880 30 time time NN 43963 1880 31 subsequently subsequently RB 43963 1880 32 to to IN 43963 1880 33 the the DT 43963 1880 34 close close NN 43963 1880 35 of of IN 43963 1880 36 the the DT 43963 1880 37 Carboniferous carboniferous JJ 43963 1880 38 period period NN 43963 1880 39 , , , 43963 1880 40 of of IN 43963 1880 41 which which WDT 43963 1880 42 few few JJ 43963 1880 43 deposits deposit NNS 43963 1880 44 now now RB 43963 1880 45 exposed expose VBN 43963 1880 46 in in IN 43963 1880 47 Europe Europe NNP 43963 1880 48 are be VBP 43963 1880 49 representative representative JJ 43963 1880 50 , , , 43963 1880 51 and and CC 43963 1880 52 we -PRON- PRP 43963 1880 53 must must MD 43963 1880 54 accordingly accordingly RB 43963 1880 55 seek seek VB 43963 1880 56 other other JJ 43963 1880 57 regions region NNS 43963 1880 58 in in IN 43963 1880 59 order order NN 43963 1880 60 to to TO 43963 1880 61 find find VB 43963 1880 62 typical typical JJ 43963 1880 63 representatives representative NNS 43963 1880 64 of of IN 43963 1880 65 this this DT 43963 1880 66 _ _ NNP 43963 1880 67 Permo Permo NNP 43963 1880 68 - - HYPH 43963 1880 69 Carboniferous Carboniferous NNP 43963 1880 70 _ _ NNP 43963 1880 71 period period NN 43963 1880 72 , , , 43963 1880 73 of of IN 43963 1880 74 which which WDT 43963 1880 75 the the DT 43963 1880 76 strata strata NN 43963 1880 77 developed develop VBN 43963 1880 78 in in IN 43963 1880 79 the the DT 43963 1880 80 Salt Salt NNP 43963 1880 81 Range Range NNP 43963 1880 82 of of IN 43963 1880 83 India India NNP 43963 1880 84 have have VBP 43963 1880 85 been be VBN 43963 1880 86 most most RBS 43963 1880 87 carefully carefully RB 43963 1880 88 worked work VBN 43963 1880 89 , , , 43963 1880 90 especially especially RB 43963 1880 91 by by IN 43963 1880 92 Dr Dr NNP 43963 1880 93 Waagen Waagen NNP 43963 1880 94 , , , 43963 1880 95 though though IN 43963 1880 96 marine marine JJ 43963 1880 97 sediments sediment NNS 43963 1880 98 of of IN 43963 1880 99 the the DT 43963 1880 100 period period NN 43963 1880 101 are be VBP 43963 1880 102 known know VBN 43963 1880 103 elsewhere elsewhere RB 43963 1880 104 , , , 43963 1880 105 as as IN 43963 1880 106 in in IN 43963 1880 107 Spitsbergen Spitsbergen NNP 43963 1880 108 , , , 43963 1880 109 the the DT 43963 1880 110 Ural Ural NNP 43963 1880 111 Mountains Mountains NNPS 43963 1880 112 , , , 43963 1880 113 China China NNP 43963 1880 114 and and CC 43963 1880 115 Australasia Australasia NNP 43963 1880 116 ; ; : 43963 1880 117 and and CC 43963 1880 118 a a DT 43963 1880 119 group group NN 43963 1880 120 of of IN 43963 1880 121 somewhat somewhat RB 43963 1880 122 anomalous anomalous JJ 43963 1880 123 sediments sediment NNS 43963 1880 124 of of IN 43963 1880 125 this this DT 43963 1880 126 age age NN 43963 1880 127 in in IN 43963 1880 128 parts part NNS 43963 1880 129 of of IN 43963 1880 130 India India NNP 43963 1880 131 , , , 43963 1880 132 Australia Australia NNP 43963 1880 133 and and CC 43963 1880 134 South South NNP 43963 1880 135 America America NNP 43963 1880 136 is be VBZ 43963 1880 137 of of IN 43963 1880 138 peculiar peculiar JJ 43963 1880 139 interest interest NN 43963 1880 140 , , , 43963 1880 141 on on IN 43963 1880 142 account account NN 43963 1880 143 of of IN 43963 1880 144 the the DT 43963 1880 145 insight insight NN 43963 1880 146 as as IN 43963 1880 147 to to IN 43963 1880 148 the the DT 43963 1880 149 climatic climatic JJ 43963 1880 150 conditions condition NNS 43963 1880 151 of of IN 43963 1880 152 the the DT 43963 1880 153 times time NNS 43963 1880 154 which which WDT 43963 1880 155 it -PRON- PRP 43963 1880 156 affords afford VBZ 43963 1880 157 . . . 43963 1881 1 _ _ NNP 43963 1881 2 The the DT 43963 1881 3 Permo Permo NNP 43963 1881 4 - - HYPH 43963 1881 5 Carboniferous Carboniferous NNP 43963 1881 6 Rocks Rocks NNPS 43963 1881 7 . . . 43963 1881 8 _ _ NNP 43963 1881 9 In in IN 43963 1881 10 the the DT 43963 1881 11 Salt Salt NNP 43963 1881 12 Range Range NNP 43963 1881 13 of of IN 43963 1881 14 the the DT 43963 1881 15 North North NNP 43963 1881 16 - - HYPH 43963 1881 17 West West NNP 43963 1881 18 of of IN 43963 1881 19 India India NNP 43963 1881 20 an an DT 43963 1881 21 interesting interesting JJ 43963 1881 22 series series NN 43963 1881 23 of of IN 43963 1881 24 sandstones sandstone NNS 43963 1881 25 alternating alternate VBG 43963 1881 26 with with IN 43963 1881 27 limestones limestone NNS 43963 1881 28 rests rest NNS 43963 1881 29 unconformably unconformably RB 43963 1881 30 upon upon IN 43963 1881 31 lower low JJR 43963 1881 32 rocks rock NNS 43963 1881 33 . . . 43963 1882 1 The the DT 43963 1882 2 sandstones sandstone NNS 43963 1882 3 are be VBP 43963 1882 4 known know VBN 43963 1882 5 as as IN 43963 1882 6 the the DT 43963 1882 7 Speckled Speckled NNP 43963 1882 8 Sandstones Sandstones NNPS 43963 1882 9 , , , 43963 1882 10 while while IN 43963 1882 11 the the DT 43963 1882 12 limestones limestone NNS 43963 1882 13 are be VBP 43963 1882 14 termed term VBN 43963 1882 15 the the DT 43963 1882 16 _ _ NNP 43963 1882 17 Productus Productus NNP 43963 1882 18 _ _ NNP 43963 1882 19 Limestones Limestones NNP 43963 1882 20 . . . 43963 1883 1 The the DT 43963 1883 2 Lower low JJR 43963 1883 3 and and CC 43963 1883 4 Middle Middle NNP 43963 1883 5 Speckled Speckled NNP 43963 1883 6 Sandstones Sandstones NNPS 43963 1883 7 are be VBP 43963 1883 8 succeeded succeed VBN 43963 1883 9 by by IN 43963 1883 10 the the DT 43963 1883 11 Lower low JJR 43963 1883 12 _ _ NNP 43963 1883 13 Productus Productus NNP 43963 1883 14 _ _ NNP 43963 1883 15 Limestone Limestone NNP 43963 1883 16 which which WDT 43963 1883 17 is be VBZ 43963 1883 18 separated separate VBN 43963 1883 19 from from IN 43963 1883 20 the the DT 43963 1883 21 Lower low JJR 43963 1883 22 division division NN 43963 1883 23 of of IN 43963 1883 24 the the DT 43963 1883 25 Middle Middle NNP 43963 1883 26 _ _ NNP 43963 1883 27 Productus Productus NNP 43963 1883 28 _ _ NNP 43963 1883 29 Limestone Limestone NNP 43963 1883 30 by by IN 43963 1883 31 the the DT 43963 1883 32 Upper Upper NNP 43963 1883 33 Speckled Speckled NNP 43963 1883 34 Sandstone Sandstone NNP 43963 1883 35 ; ; : 43963 1883 36 these these DT 43963 1883 37 are be VBP 43963 1883 38 all all DT 43963 1883 39 of of IN 43963 1883 40 the the DT 43963 1883 41 Permo Permo NNP 43963 1883 42 - - HYPH 43963 1883 43 Carboniferous carboniferous JJ 43963 1883 44 period period NN 43963 1883 45 , , , 43963 1883 46 while while IN 43963 1883 47 the the DT 43963 1883 48 upper upper JJ 43963 1883 49 part part NN 43963 1883 50 of of IN 43963 1883 51 the the DT 43963 1883 52 Middle Middle NNP 43963 1883 53 _ _ NNP 43963 1883 54 Productus Productus NNP 43963 1883 55 _ _ NNP 43963 1883 56 Limestone Limestone NNP 43963 1883 57 and and CC 43963 1883 58 the the DT 43963 1883 59 Upper Upper NNP 43963 1883 60 _ _ NNP 43963 1883 61 Productus Productus NNP 43963 1883 62 _ _ NNP 43963 1883 63 Limestone Limestone NNP 43963 1883 64 belongs belong VBZ 43963 1883 65 to to IN 43963 1883 66 the the DT 43963 1883 67 Permian permian JJ 43963 1883 68 period period NN 43963 1883 69 . . . 43963 1884 1 The the DT 43963 1884 2 fossils fossil NNS 43963 1884 3 , , , 43963 1884 4 largely largely RB 43963 1884 5 invertebrates invertebrates NNPS 43963 1884 6 , , , 43963 1884 7 are be VBP 43963 1884 8 intermediate intermediate JJ 43963 1884 9 in in IN 43963 1884 10 character character NN 43963 1884 11 between between IN 43963 1884 12 those those DT 43963 1884 13 of of IN 43963 1884 14 Carboniferous carboniferous JJ 43963 1884 15 and and CC 43963 1884 16 Permian permian JJ 43963 1884 17 ages age NNS 43963 1884 18 . . . 43963 1885 1 Similar similar JJ 43963 1885 2 fossils fossil NNS 43963 1885 3 are be VBP 43963 1885 4 found find VBN 43963 1885 5 in in IN 43963 1885 6 the the DT 43963 1885 7 marine marine JJ 43963 1885 8 Permo Permo NNP 43963 1885 9 - - HYPH 43963 1885 10 Carboniferous carboniferous JJ 43963 1885 11 beds bed NNS 43963 1885 12 of of IN 43963 1885 13 the the DT 43963 1885 14 other other JJ 43963 1885 15 areas area NNS 43963 1885 16 which which WDT 43963 1885 17 have have VBP 43963 1885 18 been be VBN 43963 1885 19 named name VBN 43963 1885 20 above above RB 43963 1885 21 . . . 43963 1886 1 The the DT 43963 1886 2 Lower lower RBR 43963 1886 3 Speckled Speckled NNP 43963 1886 4 Sandstone Sandstone NNP 43963 1886 5 is be VBZ 43963 1886 6 of of IN 43963 1886 7 interest interest NN 43963 1886 8 on on IN 43963 1886 9 account account NN 43963 1886 10 of of IN 43963 1886 11 the the DT 43963 1886 12 occurrence occurrence NN 43963 1886 13 of of IN 43963 1886 14 boulder boulder NN 43963 1886 15 - - HYPH 43963 1886 16 beds bed NNS 43963 1886 17 within within IN 43963 1886 18 it -PRON- PRP 43963 1886 19 , , , 43963 1886 20 and and CC 43963 1886 21 this this DT 43963 1886 22 division division NN 43963 1886 23 of of IN 43963 1886 24 the the DT 43963 1886 25 sandstone sandstone NN 43963 1886 26 has have VBZ 43963 1886 27 been be VBN 43963 1886 28 correlated correlate VBN 43963 1886 29 with with IN 43963 1886 30 the the DT 43963 1886 31 lowest low JJS 43963 1886 32 ( ( -LRB- 43963 1886 33 Talchir talchir NN 43963 1886 34 ) ) -RRB- 43963 1886 35 stage stage NN 43963 1886 36 of of IN 43963 1886 37 the the DT 43963 1886 38 Permo Permo NNP 43963 1886 39 - - HYPH 43963 1886 40 Carboniferous carboniferous JJ 43963 1886 41 strata strata NN 43963 1886 42 of of IN 43963 1886 43 other other JJ 43963 1886 44 parts part NNS 43963 1886 45 of of IN 43963 1886 46 India India NNP 43963 1886 47 , , , 43963 1886 48 while while IN 43963 1886 49 the the DT 43963 1886 50 other other JJ 43963 1886 51 Speckled Speckled NNP 43963 1886 52 Sandstones Sandstones NNPS 43963 1886 53 and and CC 43963 1886 54 those those DT 43963 1886 55 divisions division NNS 43963 1886 56 of of IN 43963 1886 57 _ _ NNP 43963 1886 58 Productus Productus NNP 43963 1886 59 _ _ NNP 43963 1886 60 Limestone Limestone NNP 43963 1886 61 which which WDT 43963 1886 62 are be VBP 43963 1886 63 referred refer VBN 43963 1886 64 to to IN 43963 1886 65 the the DT 43963 1886 66 Permo Permo NNP 43963 1886 67 - - HYPH 43963 1886 68 Carboniferous Carboniferous NNP 43963 1886 69 are be VBP 43963 1886 70 correlated correlate VBN 43963 1886 71 with with IN 43963 1886 72 the the DT 43963 1886 73 higher high JJR 43963 1886 74 divisions division NNS 43963 1886 75 of of IN 43963 1886 76 other other JJ 43963 1886 77 parts part NNS 43963 1886 78 . . . 43963 1887 1 Special special JJ 43963 1887 2 mention mention NN 43963 1887 3 is be VBZ 43963 1887 4 made make VBN 43963 1887 5 of of IN 43963 1887 6 the the DT 43963 1887 7 Talchir Talchir NNP 43963 1887 8 division division NN 43963 1887 9 , , , 43963 1887 10 on on IN 43963 1887 11 account account NN 43963 1887 12 of of IN 43963 1887 13 the the DT 43963 1887 14 occurrence occurrence NN 43963 1887 15 therein therein RB 43963 1887 16 of of IN 43963 1887 17 boulder boulder NN 43963 1887 18 beds bed NNS 43963 1887 19 which which WDT 43963 1887 20 have have VBP 43963 1887 21 long long RB 43963 1887 22 been be VBN 43963 1887 23 known know VBN 43963 1887 24 , , , 43963 1887 25 and and CC 43963 1887 26 whose whose WP$ 43963 1887 27 glacial glacial JJ 43963 1887 28 origin origin NN 43963 1887 29 was be VBD 43963 1887 30 inferred infer VBN 43963 1887 31 by by IN 43963 1887 32 Dr Dr NNP 43963 1887 33 W. W. NNP 43963 1887 34 T. T. NNP 43963 1887 35 Blanford Blanford NNP 43963 1887 36 forty forty CD 43963 1887 37 years year NNS 43963 1887 38 ago ago RB 43963 1887 39 . . . 43963 1888 1 The the DT 43963 1888 2 accumulations accumulation NNS 43963 1888 3 shew shew NN 43963 1888 4 signs sign NNS 43963 1888 5 of of IN 43963 1888 6 having have VBG 43963 1888 7 been be VBN 43963 1888 8 deposited deposit VBN 43963 1888 9 in in IN 43963 1888 10 water water NN 43963 1888 11 , , , 43963 1888 12 but but CC 43963 1888 13 the the DT 43963 1888 14 existence existence NN 43963 1888 15 of of IN 43963 1888 16 large large JJ 43963 1888 17 subangular subangular NN 43963 1888 18 , , , 43963 1888 19 sometimes sometimes RB 43963 1888 20 striated striate VBN 43963 1888 21 boulders boulder NNS 43963 1888 22 therein therein RB 43963 1888 23 , , , 43963 1888 24 which which WDT 43963 1888 25 must must MD 43963 1888 26 have have VB 43963 1888 27 come come VBN 43963 1888 28 from from IN 43963 1888 29 distant distant JJ 43963 1888 30 sources source NNS 43963 1888 31 , , , 43963 1888 32 and and CC 43963 1888 33 the the DT 43963 1888 34 occasional occasional JJ 43963 1888 35 occurrence occurrence NN 43963 1888 36 of of IN 43963 1888 37 striated striated JJ 43963 1888 38 rock rock NN 43963 1888 39 surfaces surface NNS 43963 1888 40 on on IN 43963 1888 41 the the DT 43963 1888 42 strata strata NN 43963 1888 43 upon upon IN 43963 1888 44 which which WDT 43963 1888 45 the the DT 43963 1888 46 Talchir Talchir NNP 43963 1888 47 beds bed NNS 43963 1888 48 repose repose VBP 43963 1888 49 unconformably unconformably RB 43963 1888 50 points point NNS 43963 1888 51 to to IN 43963 1888 52 ice ice NN 43963 1888 53 - - HYPH 43963 1888 54 action action NN 43963 1888 55 ; ; : 43963 1888 56 this this DT 43963 1888 57 would would MD 43963 1888 58 not not RB 43963 1888 59 be be VB 43963 1888 60 so so RB 43963 1888 61 very very RB 43963 1888 62 remarkable remarkable JJ 43963 1888 63 if if IN 43963 1888 64 it -PRON- PRP 43963 1888 65 were be VBD 43963 1888 66 an an DT 43963 1888 67 isolated isolated JJ 43963 1888 68 case case NN 43963 1888 69 , , , 43963 1888 70 though though IN 43963 1888 71 sufficiently sufficiently RB 43963 1888 72 so so RB 43963 1888 73 , , , 43963 1888 74 from from IN 43963 1888 75 the the DT 43963 1888 76 comparative comparative JJ 43963 1888 77 nearness nearness NN 43963 1888 78 of of IN 43963 1888 79 the the DT 43963 1888 80 region region NN 43963 1888 81 to to IN 43963 1888 82 the the DT 43963 1888 83 equator equator NN 43963 1888 84 ; ; : 43963 1888 85 but but CC 43963 1888 86 researches research NNS 43963 1888 87 conducted conduct VBN 43963 1888 88 in in IN 43963 1888 89 different different JJ 43963 1888 90 parts part NNS 43963 1888 91 of of IN 43963 1888 92 the the DT 43963 1888 93 southern southern JJ 43963 1888 94 hemisphere hemisphere NN 43963 1888 95 have have VBP 43963 1888 96 brought bring VBN 43963 1888 97 to to IN 43963 1888 98 light light NN 43963 1888 99 similar similar JJ 43963 1888 100 , , , 43963 1888 101 and and CC 43963 1888 102 sometimes sometimes RB 43963 1888 103 even even RB 43963 1888 104 more more RBR 43963 1888 105 striking striking JJ 43963 1888 106 evidences evidence NNS 43963 1888 107 of of IN 43963 1888 108 glacial glacial JJ 43963 1888 109 action action NN 43963 1888 110 in in IN 43963 1888 111 widely widely RB 43963 1888 112 distinct distinct JJ 43963 1888 113 regions[93 regions[93 NNP 43963 1888 114 ] ] -RRB- 43963 1888 115 . . . 43963 1889 1 In in IN 43963 1889 2 Australia Australia NNP 43963 1889 3 they -PRON- PRP 43963 1889 4 have have VBP 43963 1889 5 been be VBN 43963 1889 6 found find VBN 43963 1889 7 in in IN 43963 1889 8 New New NNP 43963 1889 9 South South NNP 43963 1889 10 Wales Wales NNP 43963 1889 11 , , , 43963 1889 12 Victoria Victoria NNP 43963 1889 13 , , , 43963 1889 14 South South NNP 43963 1889 15 Australia Australia NNP 43963 1889 16 , , , 43963 1889 17 East East NNP 43963 1889 18 Australia Australia NNP 43963 1889 19 and and CC 43963 1889 20 Tasmania Tasmania NNP 43963 1889 21 ; ; : 43963 1889 22 the the DT 43963 1889 23 Dwyka Dwyka NNP 43963 1889 24 boulder boulder NN 43963 1889 25 - - HYPH 43963 1889 26 conglomerates conglomerate NNS 43963 1889 27 of of IN 43963 1889 28 South South NNP 43963 1889 29 Africa Africa NNP 43963 1889 30 and and CC 43963 1889 31 certain certain JJ 43963 1889 32 deposits deposit NNS 43963 1889 33 of of IN 43963 1889 34 similar similar JJ 43963 1889 35 character character NN 43963 1889 36 discovered discover VBN 43963 1889 37 by by IN 43963 1889 38 Prof. Prof. NNP 43963 1889 39 Derby Derby NNP 43963 1889 40 in in IN 43963 1889 41 Southern Southern NNP 43963 1889 42 Brazil Brazil NNP 43963 1889 43 have have VBP 43963 1889 44 been be VBN 43963 1889 45 referred refer VBN 43963 1889 46 to to IN 43963 1889 47 the the DT 43963 1889 48 same same JJ 43963 1889 49 period period NN 43963 1889 50 , , , 43963 1889 51 and and CC 43963 1889 52 their -PRON- PRP$ 43963 1889 53 glacial glacial JJ 43963 1889 54 origin origin NN 43963 1889 55 has have VBZ 43963 1889 56 also also RB 43963 1889 57 been be VBN 43963 1889 58 inferred infer VBN 43963 1889 59 . . . 43963 1890 1 This this DT 43963 1890 2 widespread widespread JJ 43963 1890 3 distribution distribution NN 43963 1890 4 of of IN 43963 1890 5 deposits deposit NNS 43963 1890 6 which which WDT 43963 1890 7 are be VBP 43963 1890 8 generally generally RB 43963 1890 9 contemporaneous contemporaneous JJ 43963 1890 10 , , , 43963 1890 11 of of IN 43963 1890 12 which which WDT 43963 1890 13 the the DT 43963 1890 14 glacial glacial JJ 43963 1890 15 origin origin NN 43963 1890 16 may may MD 43963 1890 17 now now RB 43963 1890 18 be be VB 43963 1890 19 taken take VBN 43963 1890 20 as as IN 43963 1890 21 established establish VBN 43963 1890 22 , , , 43963 1890 23 is be VBZ 43963 1890 24 extremely extremely RB 43963 1890 25 remarkable remarkable JJ 43963 1890 26 , , , 43963 1890 27 and and CC 43963 1890 28 must must MD 43963 1890 29 be be VB 43963 1890 30 taken take VBN 43963 1890 31 into into IN 43963 1890 32 careful careful JJ 43963 1890 33 consideration consideration NN 43963 1890 34 by by IN 43963 1890 35 those those DT 43963 1890 36 who who WP 43963 1890 37 put put VBP 43963 1890 38 forward forward RP 43963 1890 39 theories theory NNS 43963 1890 40 framed frame VBN 43963 1890 41 to to TO 43963 1890 42 account account VB 43963 1890 43 for for IN 43963 1890 44 former former JJ 43963 1890 45 climatic climatic JJ 43963 1890 46 changes change NNS 43963 1890 47 . . . 43963 1891 1 [ [ -LRB- 43963 1891 2 Footnote footnote NN 43963 1891 3 93 93 CD 43963 1891 4 : : : 43963 1891 5 The the DT 43963 1891 6 reader reader NN 43963 1891 7 will will MD 43963 1891 8 find find VB 43963 1891 9 an an DT 43963 1891 10 excellent excellent JJ 43963 1891 11 account account NN 43963 1891 12 of of IN 43963 1891 13 the the DT 43963 1891 14 Permo Permo NNP 43963 1891 15 - - HYPH 43963 1891 16 Carboniferous carboniferous JJ 43963 1891 17 glacial glacial JJ 43963 1891 18 deposits deposit NNS 43963 1891 19 in in IN 43963 1891 20 a a DT 43963 1891 21 paper paper NN 43963 1891 22 by by IN 43963 1891 23 Prof. Prof. NNP 43963 1891 24 Edgworth Edgworth NNP 43963 1891 25 David David NNP 43963 1891 26 , , , 43963 1891 27 entitled entitle VBN 43963 1891 28 " " `` 43963 1891 29 Evidences evidence NNS 43963 1891 30 of of IN 43963 1891 31 Glacial Glacial NNP 43963 1891 32 Action Action NNP 43963 1891 33 in in IN 43963 1891 34 Australia Australia NNP 43963 1891 35 in in IN 43963 1891 36 Permo Permo NNP 43963 1891 37 - - HYPH 43963 1891 38 Carboniferous Carboniferous NNP 43963 1891 39 Time time NN 43963 1891 40 " " '' 43963 1891 41 ( ( -LRB- 43963 1891 42 _ _ NNP 43963 1891 43 Quart Quart NNP 43963 1891 44 . . . 43963 1892 1 Journ Journ NNP 43963 1892 2 . . . 43963 1893 1 Geol Geol NNP 43963 1893 2 . . . 43963 1894 1 Soc Soc NNP 43963 1894 2 . . . 43963 1894 3 _ _ NNP 43963 1894 4 Vol Vol NNP 43963 1894 5 . . . 43963 1895 1 LII LII NNP 43963 1895 2 . . . 43963 1896 1 p. p. NN 43963 1896 2 289 289 CD 43963 1896 3 ) ) -RRB- 43963 1896 4 . . . 43963 1897 1 In in IN 43963 1897 2 this this DT 43963 1897 3 paper paper NN 43963 1897 4 other other JJ 43963 1897 5 glacial glacial JJ 43963 1897 6 beds bed NNS 43963 1897 7 besides besides IN 43963 1897 8 those those DT 43963 1897 9 of of IN 43963 1897 10 Australia Australia NNP 43963 1897 11 are be VBP 43963 1897 12 noticed notice VBN 43963 1897 13 . . . 43963 1897 14 ] ] -RRB- 43963 1898 1 _ _ NNP 43963 1898 2 The the DT 43963 1898 3 Flora Flora NNP 43963 1898 4 and and CC 43963 1898 5 Fauna Fauna NNP 43963 1898 6 . . . 43963 1898 7 _ _ NNP 43963 1898 8 The the DT 43963 1898 9 flora flora NNS 43963 1898 10 of of IN 43963 1898 11 the the DT 43963 1898 12 Permo Permo NNP 43963 1898 13 - - HYPH 43963 1898 14 Carboniferous carboniferous JJ 43963 1898 15 beds bed NNS 43963 1898 16 has have VBZ 43963 1898 17 caused cause VBN 43963 1898 18 as as RB 43963 1898 19 much much JJ 43963 1898 20 discussion discussion NN 43963 1898 21 as as IN 43963 1898 22 the the DT 43963 1898 23 question question NN 43963 1898 24 concerning concern VBG 43963 1898 25 the the DT 43963 1898 26 origin origin NN 43963 1898 27 of of IN 43963 1898 28 the the DT 43963 1898 29 boulder boulder NN 43963 1898 30 - - HYPH 43963 1898 31 deposits deposit NNS 43963 1898 32 . . . 43963 1899 1 In in IN 43963 1899 2 the the DT 43963 1899 3 southern southern JJ 43963 1899 4 hemisphere hemisphere NN 43963 1899 5 , , , 43963 1899 6 the the DT 43963 1899 7 Permo Permo NNP 43963 1899 8 - - HYPH 43963 1899 9 Carboniferous carboniferous JJ 43963 1899 10 rocks rock NNS 43963 1899 11 of of IN 43963 1899 12 those those DT 43963 1899 13 countries country NNS 43963 1899 14 which which WDT 43963 1899 15 have have VBP 43963 1899 16 yielded yield VBN 43963 1899 17 boulder boulder NN 43963 1899 18 - - HYPH 43963 1899 19 beds bed NNS 43963 1899 20 also also RB 43963 1899 21 contain contain VBP 43963 1899 22 remains remain NNS 43963 1899 23 of of IN 43963 1899 24 a a DT 43963 1899 25 flora flora NN 43963 1899 26 which which WDT 43963 1899 27 is be VBZ 43963 1899 28 now now RB 43963 1899 29 known know VBN 43963 1899 30 as as IN 43963 1899 31 the the DT 43963 1899 32 _ _ NNP 43963 1899 33 Glossopteris Glossopteris NNP 43963 1899 34 _ _ NNP 43963 1899 35 flora flora NNP 43963 1899 36 , , , 43963 1899 37 from from IN 43963 1899 38 the the DT 43963 1899 39 prevailing prevailing JJ 43963 1899 40 genus genus NN 43963 1899 41 , , , 43963 1899 42 which which WDT 43963 1899 43 is be VBZ 43963 1899 44 associated associate VBN 43963 1899 45 with with IN 43963 1899 46 other other JJ 43963 1899 47 genera genera NN 43963 1899 48 , , , 43963 1899 49 such such JJ 43963 1899 50 as as IN 43963 1899 51 _ _ NNP 43963 1899 52 Gangamopteris Gangamopteris NNP 43963 1899 53 _ _ NNP 43963 1899 54 . . . 43963 1900 1 These these DT 43963 1900 2 fossils fossil NNS 43963 1900 3 appear appear VBP 43963 1900 4 to to TO 43963 1900 5 be be VB 43963 1900 6 ferns fern NNS 43963 1900 7 , , , 43963 1900 8 though though IN 43963 1900 9 their -PRON- PRP$ 43963 1900 10 modern modern JJ 43963 1900 11 allies ally NNS 43963 1900 12 have have VBP 43963 1900 13 not not RB 43963 1900 14 been be VBN 43963 1900 15 indicated indicate VBN 43963 1900 16 with with IN 43963 1900 17 certainty certainty NN 43963 1900 18 ; ; , 43963 1900 19 associated associate VBN 43963 1900 20 with with IN 43963 1900 21 them -PRON- PRP 43963 1900 22 are be VBP 43963 1900 23 rare rare JJ 43963 1900 24 cycads cycad NNS 43963 1900 25 and and CC 43963 1900 26 conifers conifer NNS 43963 1900 27 . . . 43963 1901 1 The the DT 43963 1901 2 _ _ NNP 43963 1901 3 Glossopteris Glossopteris NNP 43963 1901 4 _ _ NNP 43963 1901 5 flora flora NNP 43963 1901 6 is be VBZ 43963 1901 7 markedly markedly RB 43963 1901 8 contrasted contrast VBN 43963 1901 9 with with IN 43963 1901 10 the the DT 43963 1901 11 Coal Coal NNP 43963 1901 12 - - HYPH 43963 1901 13 Measure Measure NNP 43963 1901 14 flora flora NNS 43963 1901 15 of of IN 43963 1901 16 the the DT 43963 1901 17 northern northern JJ 43963 1901 18 hemisphere hemisphere NN 43963 1901 19 with with IN 43963 1901 20 its -PRON- PRP$ 43963 1901 21 giant giant JJ 43963 1901 22 lycopods lycopod NNS 43963 1901 23 . . . 43963 1902 1 Moreover moreover RB 43963 1902 2 _ _ NNP 43963 1902 3 Glossopteris Glossopteris NNP 43963 1902 4 _ _ NNP 43963 1902 5 appears appear VBZ 43963 1902 6 in in IN 43963 1902 7 the the DT 43963 1902 8 northern northern JJ 43963 1902 9 hemisphere hemisphere NN 43963 1902 10 in in IN 43963 1902 11 rocks rock NNS 43963 1902 12 of of IN 43963 1902 13 later late JJR 43963 1902 14 date date NN 43963 1902 15 than than IN 43963 1902 16 the the DT 43963 1902 17 Permo Permo NNP 43963 1902 18 - - HYPH 43963 1902 19 Carboniferous carboniferous JJ 43963 1902 20 period period NN 43963 1902 21 . . . 43963 1903 1 It -PRON- PRP 43963 1903 2 has have VBZ 43963 1903 3 been be VBN 43963 1903 4 suggested suggest VBN 43963 1903 5 that that IN 43963 1903 6 the the DT 43963 1903 7 _ _ NNP 43963 1903 8 Glossopteris Glossopteris NNP 43963 1903 9 _ _ NNP 43963 1903 10 flora flora NNS 43963 1903 11 originated originate VBD 43963 1903 12 in in IN 43963 1903 13 a a DT 43963 1903 14 continent continent NN 43963 1903 15 in in IN 43963 1903 16 the the DT 43963 1903 17 southern southern JJ 43963 1903 18 hemisphere hemisphere NN 43963 1903 19 , , , 43963 1903 20 on on IN 43963 1903 21 which which WDT 43963 1903 22 the the DT 43963 1903 23 boulder boulder NN 43963 1903 24 beds bed NNS 43963 1903 25 were be VBD 43963 1903 26 also also RB 43963 1903 27 formed form VBN 43963 1903 28 in in IN 43963 1903 29 isolated isolated JJ 43963 1903 30 water water NN 43963 1903 31 areas area NNS 43963 1903 32 , , , 43963 1903 33 and and CC 43963 1903 34 that that IN 43963 1903 35 some some DT 43963 1903 36 of of IN 43963 1903 37 the the DT 43963 1903 38 forms form NNS 43963 1903 39 migrated migrate VBN 43963 1903 40 northwards northward NNS 43963 1903 41 . . . 43963 1904 1 To to IN 43963 1904 2 this this DT 43963 1904 3 continent continent NN 43963 1904 4 the the DT 43963 1904 5 name name NN 43963 1904 6 Gondwanaland Gondwanaland NNP 43963 1904 7 has have VBZ 43963 1904 8 been be VBN 43963 1904 9 applied apply VBN 43963 1904 10 by by IN 43963 1904 11 Prof. Prof. NNP 43963 1904 12 Suess Suess NNP 43963 1904 13 , , , 43963 1904 14 from from IN 43963 1904 15 the the DT 43963 1904 16 _ _ NNP 43963 1904 17 Gondwana Gondwana NNP 43963 1904 18 _ _ NNP 43963 1904 19 series series NN 43963 1904 20 of of IN 43963 1904 21 the the DT 43963 1904 22 Permo Permo NNP 43963 1904 23 - - HYPH 43963 1904 24 Carboniferous carboniferous JJ 43963 1904 25 rocks rock NNS 43963 1904 26 of of IN 43963 1904 27 India India NNP 43963 1904 28 , , , 43963 1904 29 in in IN 43963 1904 30 which which WDT 43963 1904 31 the the DT 43963 1904 32 _ _ NNP 43963 1904 33 Glossopteris Glossopteris NNP 43963 1904 34 _ _ NNP 43963 1904 35 flora flora NNP 43963 1904 36 is be VBZ 43963 1904 37 found find VBN 43963 1904 38 , , , 43963 1904 39 and and CC 43963 1904 40 it -PRON- PRP 43963 1904 41 has have VBZ 43963 1904 42 also also RB 43963 1904 43 been be VBN 43963 1904 44 maintained maintain VBN 43963 1904 45 that that IN 43963 1904 46 the the DT 43963 1904 47 southern southern JJ 43963 1904 48 _ _ NNP 43963 1904 49 Glossopteris Glossopteris NNP 43963 1904 50 _ _ NNP 43963 1904 51 flora flora NNP 43963 1904 52 was be VBD 43963 1904 53 contemporaneous contemporaneous JJ 43963 1904 54 with with IN 43963 1904 55 the the DT 43963 1904 56 northern northern JJ 43963 1904 57 flora flora NNS 43963 1904 58 of of IN 43963 1904 59 ordinary ordinary JJ 43963 1904 60 Coal Coal NNP 43963 1904 61 - - HYPH 43963 1904 62 measure measure NN 43963 1904 63 type type NN 43963 1904 64 , , , 43963 1904 65 though though IN 43963 1904 66 whether whether IN 43963 1904 67 this this DT 43963 1904 68 was be VBD 43963 1904 69 so so RB 43963 1904 70 to to IN 43963 1904 71 any any DT 43963 1904 72 extent extent NN 43963 1904 73 remains remain VBZ 43963 1904 74 to to TO 43963 1904 75 be be VB 43963 1904 76 proved prove VBN 43963 1904 77 , , , 43963 1904 78 for for IN 43963 1904 79 the the DT 43963 1904 80 beds bed NNS 43963 1904 81 containing contain VBG 43963 1904 82 the the DT 43963 1904 83 _ _ NNP 43963 1904 84 Glossopteris Glossopteris NNP 43963 1904 85 _ _ NNP 43963 1904 86 flora flora NNS 43963 1904 87 are be VBP 43963 1904 88 distinctly distinctly RB 43963 1904 89 newer new JJR 43963 1904 90 than than IN 43963 1904 91 any any DT 43963 1904 92 which which WDT 43963 1904 93 have have VBP 43963 1904 94 furnished furnish VBN 43963 1904 95 a a DT 43963 1904 96 typical typical JJ 43963 1904 97 northern northern JJ 43963 1904 98 Coal coal NN 43963 1904 99 - - HYPH 43963 1904 100 measure measure NN 43963 1904 101 flora flora NNS 43963 1904 102 . . . 43963 1905 1 In in IN 43963 1905 2 any any DT 43963 1905 3 case case NN 43963 1905 4 , , , 43963 1905 5 the the DT 43963 1905 6 change change NN 43963 1905 7 of of IN 43963 1905 8 floras flora NNS 43963 1905 9 between between IN 43963 1905 10 Coal Coal NNP 43963 1905 11 Measure Measure NNP 43963 1905 12 and and CC 43963 1905 13 Permo Permo NNP 43963 1905 14 - - HYPH 43963 1905 15 Carboniferous Carboniferous NNP 43963 1905 16 times time NNS 43963 1905 17 is be VBZ 43963 1905 18 very very RB 43963 1905 19 marked marked JJ 43963 1905 20 , , , 43963 1905 21 and and CC 43963 1905 22 when when WRB 43963 1905 23 taken take VBN 43963 1905 24 in in IN 43963 1905 25 connexion connexion NN 43963 1905 26 with with IN 43963 1905 27 the the DT 43963 1905 28 widespread widespread JJ 43963 1905 29 glacial glacial JJ 43963 1905 30 deposits deposit NNS 43963 1905 31 , , , 43963 1905 32 is be VBZ 43963 1905 33 one one CD 43963 1905 34 of of IN 43963 1905 35 the the DT 43963 1905 36 most most RBS 43963 1905 37 striking striking JJ 43963 1905 38 phenomena phenomenon NNS 43963 1905 39 displayed display VBN 43963 1905 40 by by IN 43963 1905 41 the the DT 43963 1905 42 rocks rock NNS 43963 1905 43 of of IN 43963 1905 44 the the DT 43963 1905 45 stratified stratified JJ 43963 1905 46 column[94 column[94 NNP 43963 1905 47 ] ] -RRB- 43963 1905 48 . . . 43963 1906 1 [ [ -LRB- 43963 1906 2 Footnote footnote NN 43963 1906 3 94 94 CD 43963 1906 4 : : : 43963 1906 5 For for IN 43963 1906 6 an an DT 43963 1906 7 account account NN 43963 1906 8 of of IN 43963 1906 9 the the DT 43963 1906 10 Glossopteris Glossopteris NNP 43963 1906 11 flora flora NNS 43963 1906 12 and and CC 43963 1906 13 its -PRON- PRP$ 43963 1906 14 geological geological JJ 43963 1906 15 relations relation NNS 43963 1906 16 , , , 43963 1906 17 consult consult NNP 43963 1906 18 Seward Seward NNP 43963 1906 19 , , , 43963 1906 20 A. A. NNP 43963 1906 21 C. C. NNP 43963 1906 22 , , , 43963 1906 23 _ _ NNP 43963 1906 24 Science Science NNP 43963 1906 25 Progress Progress NNP 43963 1906 26 _ _ NNP 43963 1906 27 , , , 43963 1906 28 January January NNP 43963 1906 29 , , , 43963 1906 30 1897 1897 CD 43963 1906 31 , , , 43963 1906 32 p. p. NN 43963 1907 1 178 178 CD 43963 1907 2 . . . 43963 1907 3 ] ] -RRB- 43963 1908 1 The the DT 43963 1908 2 fauna fauna NNS 43963 1908 3 has have VBZ 43963 1908 4 already already RB 43963 1908 5 been be VBN 43963 1908 6 noticed notice VBN 43963 1908 7 . . . 43963 1909 1 It -PRON- PRP 43963 1909 2 consists consist VBZ 43963 1909 3 of of IN 43963 1909 4 brachiopods brachiopod NNS 43963 1909 5 , , , 43963 1909 6 some some DT 43963 1909 7 of of IN 43963 1909 8 which which WDT 43963 1909 9 are be VBP 43963 1909 10 of of IN 43963 1909 11 peculiar peculiar JJ 43963 1909 12 genera genera NN 43963 1909 13 . . . 43963 1910 1 The the DT 43963 1910 2 general general JJ 43963 1910 3 similarity similarity NN 43963 1910 4 of of IN 43963 1910 5 the the DT 43963 1910 6 faunas fauna NNS 43963 1910 7 in in IN 43963 1910 8 regions region NNS 43963 1910 9 so so RB 43963 1910 10 remote remote JJ 43963 1910 11 as as IN 43963 1910 12 Spitsbergen Spitsbergen NNP 43963 1910 13 , , , 43963 1910 14 the the DT 43963 1910 15 Ural Ural NNP 43963 1910 16 Mountains Mountains NNPS 43963 1910 17 , , , 43963 1910 18 India India NNP 43963 1910 19 , , , 43963 1910 20 and and CC 43963 1910 21 New New NNP 43963 1910 22 South South NNP 43963 1910 23 Wales Wales NNP 43963 1910 24 , , , 43963 1910 25 indicates indicate VBZ 43963 1910 26 an an DT 43963 1910 27 extensive extensive JJ 43963 1910 28 sea sea NN 43963 1910 29 during during IN 43963 1910 30 the the DT 43963 1910 31 period period NN 43963 1910 32 . . . 43963 1911 1 It -PRON- PRP 43963 1911 2 can can MD 43963 1911 3 hardly hardly RB 43963 1911 4 be be VB 43963 1911 5 supposed suppose VBN 43963 1911 6 that that IN 43963 1911 7 the the DT 43963 1911 8 fauna fauna NNS 43963 1911 9 of of IN 43963 1911 10 Permo Permo NNP 43963 1911 11 - - HYPH 43963 1911 12 Carboniferous Carboniferous NNP 43963 1911 13 times time NNS 43963 1911 14 has have VBZ 43963 1911 15 been be VBN 43963 1911 16 completely completely RB 43963 1911 17 described describe VBN 43963 1911 18 , , , 43963 1911 19 for for IN 43963 1911 20 the the DT 43963 1911 21 fossils fossil NNS 43963 1911 22 of of IN 43963 1911 23 one one CD 43963 1911 24 or or CC 43963 1911 25 two two CD 43963 1911 26 areas area NNS 43963 1911 27 only only RB 43963 1911 28 have have VBP 43963 1911 29 been be VBN 43963 1911 30 made make VBN 43963 1911 31 known known JJ 43963 1911 32 to to IN 43963 1911 33 us -PRON- PRP 43963 1911 34 with with IN 43963 1911 35 any any DT 43963 1911 36 degree degree NN 43963 1911 37 of of IN 43963 1911 38 fulness fulness NN 43963 1911 39 , , , 43963 1911 40 and and CC 43963 1911 41 when when WRB 43963 1911 42 the the DT 43963 1911 43 Permo Permo NNP 43963 1911 44 - - HYPH 43963 1911 45 Carboniferous Carboniferous NNP 43963 1911 46 and and CC 43963 1911 47 marine marine JJ 43963 1911 48 Permian permian JJ 43963 1911 49 faunas fauna NNS 43963 1911 50 are be VBP 43963 1911 51 as as RB 43963 1911 52 well well RB 43963 1911 53 known know VBN 43963 1911 54 as as IN 43963 1911 55 those those DT 43963 1911 56 of of IN 43963 1911 57 Triassic Triassic NNP 43963 1911 58 times time NNS 43963 1911 59 ( ( -LRB- 43963 1911 60 and and CC 43963 1911 61 the the DT 43963 1911 62 latter latter JJ 43963 1911 63 have have VBP 43963 1911 64 only only RB 43963 1911 65 been be VBN 43963 1911 66 fully fully RB 43963 1911 67 described describe VBN 43963 1911 68 very very RB 43963 1911 69 recently recently RB 43963 1911 70 ) ) -RRB- 43963 1911 71 there there EX 43963 1911 72 is be VBZ 43963 1911 73 no no DT 43963 1911 74 doubt doubt NN 43963 1911 75 that that IN 43963 1911 76 the the DT 43963 1911 77 important important JJ 43963 1911 78 break break NN 43963 1911 79 which which WDT 43963 1911 80 was be VBD 43963 1911 81 at at IN 43963 1911 82 one one CD 43963 1911 83 time time NN 43963 1911 84 supposed suppose VBN 43963 1911 85 to to TO 43963 1911 86 exist exist VB 43963 1911 87 between between IN 43963 1911 88 Palæozoic Palæozoic NNP 43963 1911 89 and and CC 43963 1911 90 Mesozoic mesozoic JJ 43963 1911 91 faunas fauna NNS 43963 1911 92 will will MD 43963 1911 93 be be VB 43963 1911 94 filled fill VBN 43963 1911 95 in in IN 43963 1911 96 satisfactorily[95 satisfactorily[95 NN 43963 1911 97 ] ] -RRB- 43963 1911 98 . . . 43963 1912 1 [ [ -LRB- 43963 1912 2 Footnote footnote NN 43963 1912 3 95 95 CD 43963 1912 4 : : : 43963 1912 5 The the DT 43963 1912 6 Permo Permo NNP 43963 1912 7 - - HYPH 43963 1912 8 Carboniferous carboniferous JJ 43963 1912 9 beds bed NNS 43963 1912 10 are be VBP 43963 1912 11 described describe VBN 43963 1912 12 in in IN 43963 1912 13 Messrs Messrs NNP 43963 1912 14 Medlicott Medlicott NNP 43963 1912 15 and and CC 43963 1912 16 Blanford Blanford NNP 43963 1912 17 's 's POS 43963 1912 18 _ _ NNP 43963 1912 19 Geology Geology NNP 43963 1912 20 of of IN 43963 1912 21 India India NNP 43963 1912 22 _ _ NNP 43963 1912 23 , , , 43963 1912 24 second second JJ 43963 1912 25 edition edition NN 43963 1912 26 ( ( -LRB- 43963 1912 27 edited edit VBN 43963 1912 28 by by IN 43963 1912 29 Mr Mr NNP 43963 1912 30 R. R. NNP 43963 1912 31 D. D. NNP 43963 1912 32 Oldham Oldham NNP 43963 1912 33 ) ) -RRB- 43963 1912 34 , , , 43963 1912 35 and and CC 43963 1912 36 figures figure NNS 43963 1912 37 of of IN 43963 1912 38 some some DT 43963 1912 39 of of IN 43963 1912 40 the the DT 43963 1912 41 important important JJ 43963 1912 42 fossils fossil NNS 43963 1912 43 given give VBN 43963 1912 44 therein therein RB 43963 1912 45 . . . 43963 1913 1 For for IN 43963 1913 2 fuller full JJR 43963 1913 3 information information NN 43963 1913 4 the the DT 43963 1913 5 reader reader NN 43963 1913 6 should should MD 43963 1913 7 refer refer VB 43963 1913 8 to to IN 43963 1913 9 Waagen Waagen NNP 43963 1913 10 's 's POS 43963 1913 11 account account NN 43963 1913 12 of of IN 43963 1913 13 the the DT 43963 1913 14 Salt Salt NNP 43963 1913 15 Range Range NNP 43963 1913 16 Fossils Fossils NNP 43963 1913 17 and and CC 43963 1913 18 Feistmantel Feistmantel NNP 43963 1913 19 's 's POS 43963 1913 20 description description NN 43963 1913 21 of of IN 43963 1913 22 the the DT 43963 1913 23 plants plant NNS 43963 1913 24 in in IN 43963 1913 25 the the DT 43963 1913 26 _ _ NNP 43963 1913 27 Memoirs Memoirs NNP 43963 1913 28 of of IN 43963 1913 29 the the DT 43963 1913 30 Geological Geological NNP 43963 1913 31 Survey Survey NNP 43963 1913 32 of of IN 43963 1913 33 India India NNP 43963 1913 34 _ _ NNP 43963 1913 35 . . . 43963 1913 36 ] ] -RRB- 43963 1914 1 CHAPTER CHAPTER NNP 43963 1914 2 XX XX NNP 43963 1914 3 . . . 43963 1915 1 THE the DT 43963 1915 2 PERMIAN PERMIAN NNP 43963 1915 3 SYSTEM system NN 43963 1915 4 . . . 43963 1916 1 _ _ NNP 43963 1916 2 Classification Classification NNP 43963 1916 3 . . . 43963 1916 4 _ _ NNP 43963 1916 5 It -PRON- PRP 43963 1916 6 has have VBZ 43963 1916 7 already already RB 43963 1916 8 been be VBN 43963 1916 9 observed observe VBN 43963 1916 10 that that IN 43963 1916 11 as as IN 43963 1916 12 the the DT 43963 1916 13 result result NN 43963 1916 14 of of IN 43963 1916 15 the the DT 43963 1916 16 Pennine Pennine NNP 43963 1916 17 and and CC 43963 1916 18 Mendip Mendip NNP 43963 1916 19 systems system NNS 43963 1916 20 of of IN 43963 1916 21 earth earth NN 43963 1916 22 - - HYPH 43963 1916 23 movement movement NN 43963 1916 24 , , , 43963 1916 25 the the DT 43963 1916 26 Carboniferous carboniferous JJ 43963 1916 27 rocks rock NNS 43963 1916 28 of of IN 43963 1916 29 Britain Britain NNP 43963 1916 30 are be VBP 43963 1916 31 succeeded succeed VBN 43963 1916 32 by by IN 43963 1916 33 a a DT 43963 1916 34 marked mark VBN 43963 1916 35 unconformity unconformity NN 43963 1916 36 , , , 43963 1916 37 and and CC 43963 1916 38 that that IN 43963 1916 39 the the DT 43963 1916 40 rocks rock NNS 43963 1916 41 of of IN 43963 1916 42 the the DT 43963 1916 43 succeeding succeed VBG 43963 1916 44 Permian permian JJ 43963 1916 45 and and CC 43963 1916 46 Triassic Triassic NNP 43963 1916 47 systems system NNS 43963 1916 48 of of IN 43963 1916 49 Britain Britain NNP 43963 1916 50 shew shew NN 43963 1916 51 an an DT 43963 1916 52 abnormal abnormal JJ 43963 1916 53 development development NN 43963 1916 54 . . . 43963 1917 1 The the DT 43963 1917 2 principal principal JJ 43963 1917 3 areas area NNS 43963 1917 4 where where WRB 43963 1917 5 Permian permian JJ 43963 1917 6 rocks rock NNS 43963 1917 7 are be VBP 43963 1917 8 found find VBN 43963 1917 9 are be VBP 43963 1917 10 on on IN 43963 1917 11 either either DT 43963 1917 12 side side NN 43963 1917 13 of of IN 43963 1917 14 the the DT 43963 1917 15 Pennine Pennine NNP 43963 1917 16 Chain Chain NNP 43963 1917 17 in in IN 43963 1917 18 the the DT 43963 1917 19 North North NNP 43963 1917 20 of of IN 43963 1917 21 England England NNP 43963 1917 22 , , , 43963 1917 23 but but CC 43963 1917 24 sporadic sporadic JJ 43963 1917 25 exposures exposure NNS 43963 1917 26 of of IN 43963 1917 27 rocks rock NNS 43963 1917 28 of of IN 43963 1917 29 this this DT 43963 1917 30 age age NN 43963 1917 31 are be VBP 43963 1917 32 found find VBN 43963 1917 33 in in IN 43963 1917 34 some some DT 43963 1917 35 of of IN 43963 1917 36 the the DT 43963 1917 37 Midland Midland NNP 43963 1917 38 and and CC 43963 1917 39 Southern southern JJ 43963 1917 40 counties county NNS 43963 1917 41 . . . 43963 1918 1 The the DT 43963 1918 2 Permian permian JJ 43963 1918 3 rocks rock NNS 43963 1918 4 have have VBP 43963 1918 5 been be VBN 43963 1918 6 well well RB 43963 1918 7 studied study VBN 43963 1918 8 in in IN 43963 1918 9 Germany Germany NNP 43963 1918 10 , , , 43963 1918 11 and and CC 43963 1918 12 the the DT 43963 1918 13 German german JJ 43963 1918 14 names name NNS 43963 1918 15 are be VBP 43963 1918 16 sometimes sometimes RB 43963 1918 17 adopted adopt VBN 43963 1918 18 in in IN 43963 1918 19 Britain Britain NNP 43963 1918 20 , , , 43963 1918 21 and and CC 43963 1918 22 the the DT 43963 1918 23 following follow VBG 43963 1918 24 comparison comparison NN 43963 1918 25 will will MD 43963 1918 26 prove prove VB 43963 1918 27 useful:-- useful:-- `` 43963 1918 28 Britain Britain NNP 43963 1918 29 . . . 43963 1919 1 Germany Germany NNP 43963 1919 2 . . . 43963 1920 1 Magnesian Magnesian NNP 43963 1920 2 Limestone Limestone NNP 43963 1920 3 Magnesian Magnesian NNP 43963 1920 4 Limestone Limestone NNP 43963 1920 5 } } -RRB- 43963 1920 6 Zechstein Zechstein NNP 43963 1920 7 . . . 43963 1921 1 Marl Marl NNP 43963 1921 2 Slate Slate NNP 43963 1921 3 Kupferschiefer Kupferschiefer NNP 43963 1921 4 } } -RRB- 43963 1921 5 Lower Lower NNP 43963 1921 6 Permian Permian NNP 43963 1921 7 Sandstones Sandstones NNP 43963 1921 8 Rothliegende Rothliegende NNP 43963 1921 9 . . . 43963 1922 1 The the DT 43963 1922 2 term term NN 43963 1922 3 Zechstein Zechstein NNP 43963 1922 4 has have VBZ 43963 1922 5 been be VBN 43963 1922 6 applied apply VBN 43963 1922 7 in in IN 43963 1922 8 a a DT 43963 1922 9 somewhat somewhat RB 43963 1922 10 different different JJ 43963 1922 11 sense sense NN 43963 1922 12 by by IN 43963 1922 13 different different JJ 43963 1922 14 writers writer NNS 43963 1922 15 , , , 43963 1922 16 but but CC 43963 1922 17 the the DT 43963 1922 18 one one NN 43963 1922 19 given give VBN 43963 1922 20 in in IN 43963 1922 21 the the DT 43963 1922 22 table table NN 43963 1922 23 appears appear VBZ 43963 1922 24 to to TO 43963 1922 25 find find VB 43963 1922 26 most most JJS 43963 1922 27 favour favour NN 43963 1922 28 . . . 43963 1923 1 In in IN 43963 1923 2 a a DT 43963 1923 3 region region NN 43963 1923 4 which which WDT 43963 1923 5 was be VBD 43963 1923 6 essentially essentially RB 43963 1923 7 continental continental JJ 43963 1923 8 , , , 43963 1923 9 considerable considerable JJ 43963 1923 10 variations variation NNS 43963 1923 11 in in IN 43963 1923 12 the the DT 43963 1923 13 lithological lithological JJ 43963 1923 14 characters character NNS 43963 1923 15 of of IN 43963 1923 16 the the DT 43963 1923 17 rocks rock NNS 43963 1923 18 may may MD 43963 1923 19 be be VB 43963 1923 20 expected expect VBN 43963 1923 21 , , , 43963 1923 22 when when WRB 43963 1923 23 the the DT 43963 1923 24 strata strata NN 43963 1923 25 are be VBP 43963 1923 26 traced trace VBN 43963 1923 27 laterally laterally RB 43963 1923 28 , , , 43963 1923 29 but but CC 43963 1923 30 we -PRON- PRP 43963 1923 31 nevertheless nevertheless RB 43963 1923 32 find find VBP 43963 1923 33 that that IN 43963 1923 34 the the DT 43963 1923 35 differences difference NNS 43963 1923 36 are be VBP 43963 1923 37 not not RB 43963 1923 38 so so RB 43963 1923 39 great great JJ 43963 1923 40 as as IN 43963 1923 41 was be VBD 43963 1923 42 formerly formerly RB 43963 1923 43 supposed suppose VBN 43963 1923 44 to to TO 43963 1923 45 be be VB 43963 1923 46 the the DT 43963 1923 47 case case NN 43963 1923 48 when when WRB 43963 1923 49 certain certain JJ 43963 1923 50 red red JJ 43963 1923 51 sandstones sandstone NNS 43963 1923 52 lying lie VBG 43963 1923 53 above above RB 43963 1923 54 recognised recognise VBN 43963 1923 55 Permian permian JJ 43963 1923 56 strata strata NN 43963 1923 57 in in IN 43963 1923 58 the the DT 43963 1923 59 district district NN 43963 1923 60 on on IN 43963 1923 61 the the DT 43963 1923 62 west west JJ 43963 1923 63 side side NN 43963 1923 64 of of IN 43963 1923 65 the the DT 43963 1923 66 Pennine Pennine NNP 43963 1923 67 Chain Chain NNP 43963 1923 68 towards towards IN 43963 1923 69 its -PRON- PRP$ 43963 1923 70 northern northern JJ 43963 1923 71 extremity extremity NN 43963 1923 72 were be VBD 43963 1923 73 also also RB 43963 1923 74 referred refer VBN 43963 1923 75 to to IN 43963 1923 76 the the DT 43963 1923 77 Permian Permian NNP 43963 1923 78 ; ; : 43963 1923 79 these these DT 43963 1923 80 sandstones sandstone NNS 43963 1923 81 ( ( -LRB- 43963 1923 82 the the DT 43963 1923 83 St St NNP 43963 1923 84 Bees Bees NNP 43963 1923 85 Sandstones Sandstones NNP 43963 1923 86 ) ) -RRB- 43963 1923 87 are be VBP 43963 1923 88 now now RB 43963 1923 89 generally generally RB 43963 1923 90 admitted admit VBN 43963 1923 91 to to TO 43963 1923 92 be be VB 43963 1923 93 of of IN 43963 1923 94 Triassic Triassic NNP 43963 1923 95 age age NN 43963 1923 96 , , , 43963 1923 97 and and CC 43963 1923 98 comparison comparison NN 43963 1923 99 between between IN 43963 1923 100 the the DT 43963 1923 101 rocks rock NNS 43963 1923 102 on on IN 43963 1923 103 opposite opposite JJ 43963 1923 104 sides side NNS 43963 1923 105 of of IN 43963 1923 106 the the DT 43963 1923 107 Pennine Pennine NNP 43963 1923 108 Chain Chain NNP 43963 1923 109 is be VBZ 43963 1923 110 much much RB 43963 1923 111 simplified simplify VBN 43963 1923 112 , , , 43963 1923 113 as as IN 43963 1923 114 seen see VBN 43963 1923 115 below below RB 43963 1923 116 . . . 43963 1924 1 West west JJ 43963 1924 2 side side NN 43963 1924 3 . . . 43963 1925 1 East east JJ 43963 1925 2 side side NN 43963 1925 3 . . . 43963 1926 1 Thin Thin NNP 43963 1926 2 Magnesian Magnesian NNP 43963 1926 3 Limestones Limestones NNPS 43963 1926 4 and and CC 43963 1926 5 Marls Marls NNP 43963 1926 6 Magnesian Magnesian NNP 43963 1926 7 Limestone Limestone NNP 43963 1926 8 Hilton Hilton NNP 43963 1926 9 Shales Shales NNP 43963 1926 10 Marl Marl NNP 43963 1926 11 Slate Slate NNP 43963 1926 12 Penrith Penrith NNP 43963 1926 13 Sandstone Sandstone NNP 43963 1926 14 and and CC 43963 1926 15 Brockrams Brockrams NNP 43963 1926 16 Lower Lower NNP 43963 1926 17 Permian Permian NNP 43963 1926 18 Sandstones Sandstones NNP 43963 1926 19 . . . 43963 1927 1 _ _ NNP 43963 1927 2 Description Description NNP 43963 1927 3 of of IN 43963 1927 4 the the DT 43963 1927 5 Strata Strata NNP 43963 1927 6 . . . 43963 1927 7 _ _ NNP 43963 1927 8 On on IN 43963 1927 9 the the DT 43963 1927 10 east east JJ 43963 1927 11 side side NN 43963 1927 12 of of IN 43963 1927 13 the the DT 43963 1927 14 Pennine Pennine NNP 43963 1927 15 Chain Chain NNP 43963 1927 16 , , , 43963 1927 17 the the DT 43963 1927 18 Lower low JJR 43963 1927 19 Permian permian JJ 43963 1927 20 sandstone sandstone NN 43963 1927 21 is be VBZ 43963 1927 22 an an DT 43963 1927 23 inconstant inconstant JJ 43963 1927 24 deposit deposit NN 43963 1927 25 often often RB 43963 1927 26 consisting consist VBG 43963 1927 27 of of IN 43963 1927 28 yellow yellow JJ 43963 1927 29 false false RB 43963 1927 30 - - HYPH 43963 1927 31 bedded bedded JJ 43963 1927 32 arenaceous arenaceous JJ 43963 1927 33 strata strata NN 43963 1927 34 . . . 43963 1928 1 The the DT 43963 1928 2 Marl Marl NNP 43963 1928 3 Slate Slate NNP 43963 1928 4 is be VBZ 43963 1928 5 an an DT 43963 1928 6 argillaceous argillaceous JJ 43963 1928 7 shale shale NN 43963 1928 8 , , , 43963 1928 9 often often RB 43963 1928 10 containing contain VBG 43963 1928 11 bituminous bituminous JJ 43963 1928 12 matter matter NN 43963 1928 13 , , , 43963 1928 14 and and CC 43963 1928 15 yielding yield VBG 43963 1928 16 several several JJ 43963 1928 17 fish fish NN 43963 1928 18 - - HYPH 43963 1928 19 remains remain NNS 43963 1928 20 and and CC 43963 1928 21 some some DT 43963 1928 22 plants plant NNS 43963 1928 23 ; ; : 43963 1928 24 it -PRON- PRP 43963 1928 25 is be VBZ 43963 1928 26 usually usually RB 43963 1928 27 only only RB 43963 1928 28 a a DT 43963 1928 29 few few JJ 43963 1928 30 feet foot NNS 43963 1928 31 in in IN 43963 1928 32 thickness thickness NN 43963 1928 33 . . . 43963 1929 1 The the DT 43963 1929 2 Magnesian Magnesian NNP 43963 1929 3 Limestone Limestone NNP 43963 1929 4 is be VBZ 43963 1929 5 typically typically RB 43963 1929 6 developed develop VBN 43963 1929 7 in in IN 43963 1929 8 Durham Durham NNP 43963 1929 9 as as IN 43963 1929 10 a a DT 43963 1929 11 yellow yellow JJ 43963 1929 12 or or CC 43963 1929 13 greyish greyish NN 43963 1929 14 limestone limestone NN 43963 1929 15 containing contain VBG 43963 1929 16 a a DT 43963 1929 17 variable variable JJ 43963 1929 18 percentage percentage NN 43963 1929 19 of of IN 43963 1929 20 carbonate carbonate NN 43963 1929 21 of of IN 43963 1929 22 magnesia magnesia NNP 43963 1929 23 ; ; : 43963 1929 24 when when WRB 43963 1929 25 traced trace VBN 43963 1929 26 southward southward RB 43963 1929 27 , , , 43963 1929 28 it -PRON- PRP 43963 1929 29 alters alter VBZ 43963 1929 30 its -PRON- PRP$ 43963 1929 31 characters character NNS 43963 1929 32 , , , 43963 1929 33 becoming become VBG 43963 1929 34 mixed mix VBN 43963 1929 35 with with IN 43963 1929 36 mechanical mechanical JJ 43963 1929 37 deposits deposit NNS 43963 1929 38 , , , 43963 1929 39 and and CC 43963 1929 40 some some DT 43963 1929 41 chemical chemical NN 43963 1929 42 precipitates precipitate NNS 43963 1929 43 in in IN 43963 1929 44 places place NNS 43963 1929 45 , , , 43963 1929 46 so so IN 43963 1929 47 that that IN 43963 1929 48 at at IN 43963 1929 49 Mansfield Mansfield NNP 43963 1929 50 it -PRON- PRP 43963 1929 51 appears appear VBZ 43963 1929 52 as as IN 43963 1929 53 a a DT 43963 1929 54 red red JJ 43963 1929 55 sandstone sandstone NN 43963 1929 56 with with IN 43963 1929 57 grains grain NNS 43963 1929 58 cemented cement VBN 43963 1929 59 by by IN 43963 1929 60 a a DT 43963 1929 61 mixture mixture NN 43963 1929 62 of of IN 43963 1929 63 carbonates carbonate NNS 43963 1929 64 of of IN 43963 1929 65 lime lime NNP 43963 1929 66 and and CC 43963 1929 67 magnesia magnesia NN 43963 1929 68 ; ; : 43963 1929 69 and and CC 43963 1929 70 , , , 43963 1929 71 like like IN 43963 1929 72 the the DT 43963 1929 73 rest rest NN 43963 1929 74 of of IN 43963 1929 75 the the DT 43963 1929 76 Permian permian JJ 43963 1929 77 strata strata NN 43963 1929 78 , , , 43963 1929 79 it -PRON- PRP 43963 1929 80 has have VBZ 43963 1929 81 disappeared disappear VBN 43963 1929 82 when when WRB 43963 1929 83 we -PRON- PRP 43963 1929 84 reach reach VBP 43963 1929 85 Nottingham Nottingham NNP 43963 1929 86 . . . 43963 1930 1 In in IN 43963 1930 2 addition addition NN 43963 1930 3 to to IN 43963 1930 4 the the DT 43963 1930 5 southward southward JJ 43963 1930 6 thinning thinning NN 43963 1930 7 of of IN 43963 1930 8 the the DT 43963 1930 9 Permian permian JJ 43963 1930 10 beds bed NNS 43963 1930 11 of of IN 43963 1930 12 this this DT 43963 1930 13 area area NN 43963 1930 14 , , , 43963 1930 15 there there EX 43963 1930 16 is be VBZ 43963 1930 17 some some DT 43963 1930 18 evidence evidence NN 43963 1930 19 of of IN 43963 1930 20 their -PRON- PRP$ 43963 1930 21 disappearance disappearance NN 43963 1930 22 in in IN 43963 1930 23 a a DT 43963 1930 24 westerly westerly JJ 43963 1930 25 direction direction NN 43963 1930 26 , , , 43963 1930 27 though though RB 43963 1930 28 , , , 43963 1930 29 as as IN 43963 1930 30 the the DT 43963 1930 31 present present JJ 43963 1930 32 strike strike NN 43963 1930 33 of of IN 43963 1930 34 the the DT 43963 1930 35 beds bed NNS 43963 1930 36 is be VBZ 43963 1930 37 nearly nearly RB 43963 1930 38 north north JJ 43963 1930 39 and and CC 43963 1930 40 south south NN 43963 1930 41 , , , 43963 1930 42 the the DT 43963 1930 43 indications indication NNS 43963 1930 44 of of IN 43963 1930 45 this this DT 43963 1930 46 are be VBP 43963 1930 47 less less RBR 43963 1930 48 convincing convincing JJ 43963 1930 49 . . . 43963 1931 1 On on IN 43963 1931 2 the the DT 43963 1931 3 east east JJ 43963 1931 4 side side NN 43963 1931 5 of of IN 43963 1931 6 the the DT 43963 1931 7 Pennine Pennine NNP 43963 1931 8 Chain Chain NNP 43963 1931 9 , , , 43963 1931 10 the the DT 43963 1931 11 main main JJ 43963 1931 12 difference difference NN 43963 1931 13 observable observable JJ 43963 1931 14 is be VBZ 43963 1931 15 the the DT 43963 1931 16 relative relative JJ 43963 1931 17 thickness thickness NN 43963 1931 18 of of IN 43963 1931 19 the the DT 43963 1931 20 major major JJ 43963 1931 21 divisions division NNS 43963 1931 22 . . . 43963 1932 1 The the DT 43963 1932 2 Lower low JJR 43963 1932 3 Permian permian JJ 43963 1932 4 sandstones sandstone NNS 43963 1932 5 have have VBP 43963 1932 6 thickened thicken VBN 43963 1932 7 out out RP 43963 1932 8 considerably considerably RB 43963 1932 9 , , , 43963 1932 10 while while IN 43963 1932 11 the the DT 43963 1932 12 reputed reputed JJ 43963 1932 13 representatives representative NNS 43963 1932 14 of of IN 43963 1932 15 the the DT 43963 1932 16 Magnesian Magnesian NNP 43963 1932 17 Limestone Limestone NNP 43963 1932 18 are be VBP 43963 1932 19 thin thin JJ 43963 1932 20 . . . 43963 1933 1 The the DT 43963 1933 2 Penrith Penrith NNP 43963 1933 3 sandstone sandstone NN 43963 1933 4 is be VBZ 43963 1933 5 of of IN 43963 1933 6 considerable considerable JJ 43963 1933 7 interest interest NN 43963 1933 8 . . . 43963 1934 1 It -PRON- PRP 43963 1934 2 contains contain VBZ 43963 1934 3 in in IN 43963 1934 4 places place NNS 43963 1934 5 , , , 43963 1934 6 as as IN 43963 1934 7 near near IN 43963 1934 8 Appleby Appleby NNP 43963 1934 9 , , , 43963 1934 10 thick thick JJ 43963 1934 11 deposits deposit NNS 43963 1934 12 of of IN 43963 1934 13 breccia breccia NN 43963 1934 14 consisting consisting NN 43963 1934 15 of of IN 43963 1934 16 angular angular JJ 43963 1934 17 fragments fragment NNS 43963 1934 18 chiefly chiefly RB 43963 1934 19 composed compose VBN 43963 1934 20 of of IN 43963 1934 21 Carboniferous Carboniferous NNP 43963 1934 22 Limestone Limestone NNP 43963 1934 23 , , , 43963 1934 24 which which WDT 43963 1934 25 in in IN 43963 1934 26 many many JJ 43963 1934 27 cases case NNS 43963 1934 28 have have VBP 43963 1934 29 undergone undergo VBN 43963 1934 30 subsequent subsequent JJ 43963 1934 31 dolomitisation dolomitisation NN 43963 1934 32 , , , 43963 1934 33 embedded embed VBN 43963 1934 34 in in IN 43963 1934 35 a a DT 43963 1934 36 matrix matrix NN 43963 1934 37 of of IN 43963 1934 38 red red JJ 43963 1934 39 sandstone sandstone NN 43963 1934 40 . . . 43963 1935 1 This this DT 43963 1935 2 breccia breccia NN 43963 1935 3 is be VBZ 43963 1935 4 known know VBN 43963 1935 5 as as IN 43963 1935 6 brockram brockram NNP 43963 1935 7 . . . 43963 1936 1 Many many JJ 43963 1936 2 beds bed NNS 43963 1936 3 of of IN 43963 1936 4 the the DT 43963 1936 5 Penrith Penrith NNP 43963 1936 6 sandstone sandstone NN 43963 1936 7 are be VBP 43963 1936 8 composed compose VBN 43963 1936 9 of of IN 43963 1936 10 crystalline crystalline JJ 43963 1936 11 grains grain NNS 43963 1936 12 of of IN 43963 1936 13 sand sand NN 43963 1936 14 , , , 43963 1936 15 due due IN 43963 1936 16 to to IN 43963 1936 17 deposition deposition NN 43963 1936 18 of of IN 43963 1936 19 silica silica NN 43963 1936 20 in in IN 43963 1936 21 crystalline crystalline JJ 43963 1936 22 continuity continuity NN 43963 1936 23 with with IN 43963 1936 24 the the DT 43963 1936 25 quartz quartz NN 43963 1936 26 of of IN 43963 1936 27 the the DT 43963 1936 28 original original JJ 43963 1936 29 grain grain NN 43963 1936 30 after after IN 43963 1936 31 the the DT 43963 1936 32 formation formation NN 43963 1936 33 of of IN 43963 1936 34 the the DT 43963 1936 35 deposit deposit NN 43963 1936 36 ; ; : 43963 1936 37 of of IN 43963 1936 38 more more JJR 43963 1936 39 significance significance NN 43963 1936 40 , , , 43963 1936 41 for for IN 43963 1936 42 our -PRON- PRP$ 43963 1936 43 present present JJ 43963 1936 44 purpose purpose NN 43963 1936 45 , , , 43963 1936 46 is be VBZ 43963 1936 47 the the DT 43963 1936 48 presence presence NN 43963 1936 49 of of IN 43963 1936 50 other other JJ 43963 1936 51 accumulations accumulation NNS 43963 1936 52 of of IN 43963 1936 53 the the DT 43963 1936 54 sand sand NN 43963 1936 55 , , , 43963 1936 56 in in IN 43963 1936 57 which which WDT 43963 1936 58 the the DT 43963 1936 59 individual individual JJ 43963 1936 60 grains grain NNS 43963 1936 61 often often RB 43963 1936 62 approach approach VBP 43963 1936 63 the the DT 43963 1936 64 form form NN 43963 1936 65 of of IN 43963 1936 66 spheres sphere NNS 43963 1936 67 , , , 43963 1936 68 thus thus RB 43963 1936 69 resembling resemble VBG 43963 1936 70 the the DT 43963 1936 71 ' ' `` 43963 1936 72 millet millet NN 43963 1936 73 - - HYPH 43963 1936 74 seed seed NN 43963 1936 75 ' ' '' 43963 1936 76 sands sand NNS 43963 1936 77 of of IN 43963 1936 78 modern modern JJ 43963 1936 79 desert desert NN 43963 1936 80 regions region NNS 43963 1936 81 . . . 43963 1937 1 The the DT 43963 1937 2 Hilton Hilton NNP 43963 1937 3 shales shale NNS 43963 1937 4 are be VBP 43963 1937 5 grey grey NNP 43963 1937 6 sandy sandy NNP 43963 1937 7 shales shales NNP 43963 1937 8 , , , 43963 1937 9 with with IN 43963 1937 10 plant plant NN 43963 1937 11 remains remain VBZ 43963 1937 12 , , , 43963 1937 13 and and CC 43963 1937 14 above above IN 43963 1937 15 them -PRON- PRP 43963 1937 16 are be VBP 43963 1937 17 variable variable JJ 43963 1937 18 deposits deposit NNS 43963 1937 19 including include VBG 43963 1937 20 thin thin JJ 43963 1937 21 magnesian magnesian JJ 43963 1937 22 limestones limestone NNS 43963 1937 23 which which WDT 43963 1937 24 have have VBP 43963 1937 25 yielded yield VBN 43963 1937 26 no no DT 43963 1937 27 fossils fossil NNS 43963 1937 28 . . . 43963 1938 1 The the DT 43963 1938 2 isolated isolated JJ 43963 1938 3 Permian permian JJ 43963 1938 4 deposits deposit NNS 43963 1938 5 of of IN 43963 1938 6 the the DT 43963 1938 7 midland midland NN 43963 1938 8 and and CC 43963 1938 9 southern southern JJ 43963 1938 10 counties county NNS 43963 1938 11 of of IN 43963 1938 12 England England NNP 43963 1938 13 consist consist VBP 43963 1938 14 of of IN 43963 1938 15 red red JJ 43963 1938 16 marls marl NNS 43963 1938 17 and and CC 43963 1938 18 sandstones sandstone VBZ 43963 1938 19 with with IN 43963 1938 20 occasional occasional JJ 43963 1938 21 breccias breccia NNS 43963 1938 22 , , , 43963 1938 23 and and CC 43963 1938 24 in in IN 43963 1938 25 the the DT 43963 1938 26 absence absence NN 43963 1938 27 of of IN 43963 1938 28 fossils fossil NNS 43963 1938 29 , , , 43963 1938 30 their -PRON- PRP$ 43963 1938 31 exact exact JJ 43963 1938 32 position position NN 43963 1938 33 in in IN 43963 1938 34 the the DT 43963 1938 35 Permian permian JJ 43963 1938 36 series series NN 43963 1938 37 is be VBZ 43963 1938 38 still still RB 43963 1938 39 unknown unknown JJ 43963 1938 40 . . . 43963 1939 1 The the DT 43963 1939 2 German german JJ 43963 1939 3 Permian permian JJ 43963 1939 4 rocks rock NNS 43963 1939 5 resemble resemble VBP 43963 1939 6 those those DT 43963 1939 7 of of IN 43963 1939 8 Britain Britain NNP 43963 1939 9 , , , 43963 1939 10 especially especially RB 43963 1939 11 as as IN 43963 1939 12 seen see VBN 43963 1939 13 in in IN 43963 1939 14 Durham Durham NNP 43963 1939 15 , , , 43963 1939 16 in in IN 43963 1939 17 many many JJ 43963 1939 18 particulars particular NNS 43963 1939 19 , , , 43963 1939 20 and and CC 43963 1939 21 give give VBP 43963 1939 22 indications indication NNS 43963 1939 23 of of IN 43963 1939 24 formation formation NN 43963 1939 25 under under IN 43963 1939 26 physical physical JJ 43963 1939 27 and and CC 43963 1939 28 climatic climatic JJ 43963 1939 29 conditions condition NNS 43963 1939 30 generally generally RB 43963 1939 31 similar similar JJ 43963 1939 32 to to IN 43963 1939 33 those those DT 43963 1939 34 which which WDT 43963 1939 35 were be VBD 43963 1939 36 then then RB 43963 1939 37 prevalent prevalent JJ 43963 1939 38 in in IN 43963 1939 39 the the DT 43963 1939 40 British british JJ 43963 1939 41 area area NN 43963 1939 42 . . . 43963 1940 1 At at IN 43963 1940 2 Stassfurt Stassfurt NNP 43963 1940 3 , , , 43963 1940 4 in in IN 43963 1940 5 Germany Germany NNP 43963 1940 6 , , , 43963 1940 7 the the DT 43963 1940 8 less less RBR 43963 1940 9 soluble soluble JJ 43963 1940 10 constituents constituent NNS 43963 1940 11 of of IN 43963 1940 12 ocean ocean NN 43963 1940 13 water water NN 43963 1940 14 are be VBP 43963 1940 15 accompanied accompany VBN 43963 1940 16 by by IN 43963 1940 17 a a DT 43963 1940 18 great great JJ 43963 1940 19 variety variety NN 43963 1940 20 of of IN 43963 1940 21 salts:--chlorides salts:--chlorides CD 43963 1940 22 , , , 43963 1940 23 sulphates sulphate NNS 43963 1940 24 and and CC 43963 1940 25 borates borate NNS 43963 1940 26 ; ; , 43963 1940 27 and and CC 43963 1940 28 the the DT 43963 1940 29 very very RB 43963 1940 30 soluble soluble JJ 43963 1940 31 salts salt NNS 43963 1940 32 of of IN 43963 1940 33 potassium potassium NN 43963 1940 34 and and CC 43963 1940 35 magnesium magnesium NN 43963 1940 36 known know VBN 43963 1940 37 as as IN 43963 1940 38 the the DT 43963 1940 39 Abraum Abraum NNP 43963 1940 40 salts salt NNS 43963 1940 41 are be VBP 43963 1940 42 found find VBN 43963 1940 43 in in IN 43963 1940 44 abundance abundance NN 43963 1940 45 as as RB 43963 1940 46 well well RB 43963 1940 47 as as IN 43963 1940 48 the the DT 43963 1940 49 less less RBR 43963 1940 50 soluble soluble JJ 43963 1940 51 salts salt NNS 43963 1940 52 of of IN 43963 1940 53 sodium sodium NN 43963 1940 54 and and CC 43963 1940 55 calcium calcium NN 43963 1940 56 . . . 43963 1941 1 The the DT 43963 1941 2 occurrence occurrence NN 43963 1941 3 of of IN 43963 1941 4 these these DT 43963 1941 5 very very RB 43963 1941 6 soluble soluble JJ 43963 1941 7 salts salts NN 43963 1941 8 is be VBZ 43963 1941 9 so so RB 43963 1941 10 infrequent infrequent JJ 43963 1941 11 on on IN 43963 1941 12 a a DT 43963 1941 13 large large JJ 43963 1941 14 scale scale NN 43963 1941 15 among among IN 43963 1941 16 the the DT 43963 1941 17 rocks rock NNS 43963 1941 18 of of IN 43963 1941 19 the the DT 43963 1941 20 Geological Geological NNP 43963 1941 21 Column Column NNP 43963 1941 22 , , , 43963 1941 23 and and CC 43963 1941 24 the the DT 43963 1941 25 matter matter NN 43963 1941 26 is be VBZ 43963 1941 27 one one CD 43963 1941 28 of of IN 43963 1941 29 so so RB 43963 1941 30 great great JJ 43963 1941 31 theoretical theoretical JJ 43963 1941 32 import import NN 43963 1941 33 , , , 43963 1941 34 that that IN 43963 1941 35 it -PRON- PRP 43963 1941 36 is be VBZ 43963 1941 37 necessary necessary JJ 43963 1941 38 to to TO 43963 1941 39 take take VB 43963 1941 40 special special JJ 43963 1941 41 note note NN 43963 1941 42 of of IN 43963 1941 43 their -PRON- PRP$ 43963 1941 44 presence presence NN 43963 1941 45 in in IN 43963 1941 46 the the DT 43963 1941 47 Permian permian JJ 43963 1941 48 strata strata NN 43963 1941 49 . . . 43963 1942 1 The the DT 43963 1942 2 frequent frequent JJ 43963 1942 3 existence existence NN 43963 1942 4 of of IN 43963 1942 5 chemical chemical JJ 43963 1942 6 deposits deposit NNS 43963 1942 7 in in IN 43963 1942 8 the the DT 43963 1942 9 Permian permian JJ 43963 1942 10 Rocks rock NNS 43963 1942 11 of of IN 43963 1942 12 N.W. N.W. NNP 43963 1943 1 Europe Europe NNP 43963 1943 2 , , , 43963 1943 3 the the DT 43963 1943 4 formation formation NN 43963 1943 5 of of IN 43963 1943 6 red red JJ 43963 1943 7 sandstones sandstone NNS 43963 1943 8 , , , 43963 1943 9 and and CC 43963 1943 10 the the DT 43963 1943 11 dolomitisation dolomitisation NN 43963 1943 12 of of IN 43963 1943 13 limestone limestone NN 43963 1943 14 beds bed NNS 43963 1943 15 and and CC 43963 1943 16 fragments fragment NNS 43963 1943 17 of of IN 43963 1943 18 pre pre JJ 43963 1943 19 - - JJ 43963 1943 20 existing existing JJ 43963 1943 21 limestones limestone NNS 43963 1943 22 point point NN 43963 1943 23 to to IN 43963 1943 24 inland inland NN 43963 1943 25 seas sea NNS 43963 1943 26 of of IN 43963 1943 27 a a DT 43963 1943 28 Caspian caspian JJ 43963 1943 29 character character NN 43963 1943 30 , , , 43963 1943 31 while while IN 43963 1943 32 the the DT 43963 1943 33 evaporation evaporation NN 43963 1943 34 necessary necessary JJ 43963 1943 35 for for IN 43963 1943 36 the the DT 43963 1943 37 formation formation NN 43963 1943 38 of of IN 43963 1943 39 the the DT 43963 1943 40 precipitates precipitate NNS 43963 1943 41 also also RB 43963 1943 42 indicates indicate VBZ 43963 1943 43 a a DT 43963 1943 44 fairly fairly RB 43963 1943 45 warm warm JJ 43963 1943 46 temperature temperature NN 43963 1943 47 . . . 43963 1944 1 The the DT 43963 1944 2 presence presence NN 43963 1944 3 of of IN 43963 1944 4 millet millet NN 43963 1944 5 - - HYPH 43963 1944 6 seed seed NN 43963 1944 7 sands sand NNS 43963 1944 8 , , , 43963 1944 9 in in IN 43963 1944 10 very very RB 43963 1944 11 lenticular lenticular JJ 43963 1944 12 patches patch NNS 43963 1944 13 , , , 43963 1944 14 suggesting suggest VBG 43963 1944 15 former former JJ 43963 1944 16 sand sand NN 43963 1944 17 - - HYPH 43963 1944 18 dunes dune NNS 43963 1944 19 , , , 43963 1944 20 and and CC 43963 1944 21 the the DT 43963 1944 22 occurrence occurrence NN 43963 1944 23 in in IN 43963 1944 24 places place NNS 43963 1944 25 of of IN 43963 1944 26 breccias breccia NNS 43963 1944 27 ( ( -LRB- 43963 1944 28 like like IN 43963 1944 29 some some DT 43963 1944 30 parts part NNS 43963 1944 31 of of IN 43963 1944 32 the the DT 43963 1944 33 brockram brockram NN 43963 1944 34 ) ) -RRB- 43963 1944 35 almost almost RB 43963 1944 36 devoid devoid JJ 43963 1944 37 of of IN 43963 1944 38 matrix matrix NN 43963 1944 39 , , , 43963 1944 40 piled pile VBD 43963 1944 41 up up RP 43963 1944 42 against against IN 43963 1944 43 pre pre JJ 43963 1944 44 - - JJ 43963 1944 45 existing existing JJ 43963 1944 46 cliffs cliff NNS 43963 1944 47 , , , 43963 1944 48 recalling recall VBG 43963 1944 49 screes scree NNS 43963 1944 50 of of IN 43963 1944 51 modern modern JJ 43963 1944 52 times time NNS 43963 1944 53 , , , 43963 1944 54 give give VB 43963 1944 55 almost almost RB 43963 1944 56 certain certain JJ 43963 1944 57 evidence evidence NN 43963 1944 58 of of IN 43963 1944 59 the the DT 43963 1944 60 occurrence occurrence NN 43963 1944 61 of of IN 43963 1944 62 land land NN 43963 1944 63 tracts tract NNS 43963 1944 64 most most RBS 43963 1944 65 probably probably RB 43963 1944 66 of of IN 43963 1944 67 desert desert NN 43963 1944 68 character character NN 43963 1944 69 , , , 43963 1944 70 during during IN 43963 1944 71 part part NN 43963 1944 72 of of IN 43963 1944 73 the the DT 43963 1944 74 period period NN 43963 1944 75 of of IN 43963 1944 76 accumulation accumulation NN 43963 1944 77 of of IN 43963 1944 78 the the DT 43963 1944 79 materials material NNS 43963 1944 80 of of IN 43963 1944 81 the the DT 43963 1944 82 Permian permian JJ 43963 1944 83 rocks rock NNS 43963 1944 84 . . . 43963 1945 1 The the DT 43963 1945 2 fossil fossil JJ 43963 1945 3 evidence evidence NN 43963 1945 4 supports support VBZ 43963 1945 5 this this DT 43963 1945 6 view view NN 43963 1945 7 , , , 43963 1945 8 and and CC 43963 1945 9 geologists geologist NNS 43963 1945 10 are be VBP 43963 1945 11 mostly mostly RB 43963 1945 12 agreed agree VBN 43963 1945 13 that that IN 43963 1945 14 the the DT 43963 1945 15 Permian permian JJ 43963 1945 16 rocks rock NNS 43963 1945 17 of of IN 43963 1945 18 north north NN 43963 1945 19 - - HYPH 43963 1945 20 west west NN 43963 1945 21 Europe Europe NNP 43963 1945 22 were be VBD 43963 1945 23 accumulated accumulate VBN 43963 1945 24 in in IN 43963 1945 25 an an DT 43963 1945 26 area area NN 43963 1945 27 of of IN 43963 1945 28 desert desert NN 43963 1945 29 character character NN 43963 1945 30 , , , 43963 1945 31 occupied occupy VBN 43963 1945 32 in in IN 43963 1945 33 part part NN 43963 1945 34 by by IN 43963 1945 35 inland inland NN 43963 1945 36 seas sea NNS 43963 1945 37 , , , 43963 1945 38 though though IN 43963 1945 39 there there EX 43963 1945 40 is be VBZ 43963 1945 41 much much JJ 43963 1945 42 difference difference NN 43963 1945 43 of of IN 43963 1945 44 opinion opinion NN 43963 1945 45 as as IN 43963 1945 46 to to IN 43963 1945 47 the the DT 43963 1945 48 extent extent NN 43963 1945 49 of of IN 43963 1945 50 these these DT 43963 1945 51 seas sea NNS 43963 1945 52 , , , 43963 1945 53 some some DT 43963 1945 54 geologists geologist NNS 43963 1945 55 holding hold VBG 43963 1945 56 that that IN 43963 1945 57 a a DT 43963 1945 58 number number NN 43963 1945 59 of of IN 43963 1945 60 isolated isolated JJ 43963 1945 61 sheets sheet NNS 43963 1945 62 of of IN 43963 1945 63 water water NN 43963 1945 64 were be VBD 43963 1945 65 necessary necessary JJ 43963 1945 66 to to TO 43963 1945 67 produce produce VB 43963 1945 68 the the DT 43963 1945 69 distribution distribution NN 43963 1945 70 and and CC 43963 1945 71 character character NN 43963 1945 72 of of IN 43963 1945 73 the the DT 43963 1945 74 accumulations accumulation NNS 43963 1945 75 . . . 43963 1946 1 It -PRON- PRP 43963 1946 2 is be VBZ 43963 1946 3 still still RB 43963 1946 4 a a DT 43963 1946 5 vexed vexed JJ 43963 1946 6 question question NN 43963 1946 7 with with IN 43963 1946 8 British british JJ 43963 1946 9 geologists geologist NNS 43963 1946 10 how how WRB 43963 1946 11 far far RB 43963 1946 12 the the DT 43963 1946 13 Pennine Pennine NNP 43963 1946 14 ridge ridge NN 43963 1946 15 stood stand VBD 43963 1946 16 up up RP 43963 1946 17 as as IN 43963 1946 18 land land NN 43963 1946 19 during during IN 43963 1946 20 the the DT 43963 1946 21 period period NN 43963 1946 22 , , , 43963 1946 23 but but CC 43963 1946 24 leaving leave VBG 43963 1946 25 this this DT 43963 1946 26 and and CC 43963 1946 27 other other JJ 43963 1946 28 minor minor JJ 43963 1946 29 considerations consideration NNS 43963 1946 30 out out IN 43963 1946 31 of of IN 43963 1946 32 account account NN 43963 1946 33 , , , 43963 1946 34 it -PRON- PRP 43963 1946 35 may may MD 43963 1946 36 be be VB 43963 1946 37 noted note VBN 43963 1946 38 that that IN 43963 1946 39 the the DT 43963 1946 40 similarity similarity NN 43963 1946 41 of of IN 43963 1946 42 deposits deposit NNS 43963 1946 43 in in IN 43963 1946 44 the the DT 43963 1946 45 different different JJ 43963 1946 46 areas area NNS 43963 1946 47 , , , 43963 1946 48 whether whether IN 43963 1946 49 we -PRON- PRP 43963 1946 50 examine examine VBP 43963 1946 51 the the DT 43963 1946 52 order order NN 43963 1946 53 of of IN 43963 1946 54 succession succession NN 43963 1946 55 , , , 43963 1946 56 the the DT 43963 1946 57 lithological lithological JJ 43963 1946 58 characters character NNS 43963 1946 59 or or CC 43963 1946 60 the the DT 43963 1946 61 included include VBN 43963 1946 62 fossils fossil NNS 43963 1946 63 , , , 43963 1946 64 suggests suggest VBZ 43963 1946 65 communication communication NN 43963 1946 66 between between IN 43963 1946 67 the the DT 43963 1946 68 water water NN 43963 1946 69 tracts tract NNS 43963 1946 70 of of IN 43963 1946 71 different different JJ 43963 1946 72 regions region NNS 43963 1946 73 , , , 43963 1946 74 though though IN 43963 1946 75 this this DT 43963 1946 76 communication communication NN 43963 1946 77 need nee MD 43963 1946 78 not not RB 43963 1946 79 have have VB 43963 1946 80 been be VBN 43963 1946 81 more more JJR 43963 1946 82 than than IN 43963 1946 83 a a DT 43963 1946 84 series series NN 43963 1946 85 of of IN 43963 1946 86 straits strait NNS 43963 1946 87 , , , 43963 1946 88 or or CC 43963 1946 89 comparatively comparatively RB 43963 1946 90 narrow narrow JJ 43963 1946 91 belts belt NNS 43963 1946 92 of of IN 43963 1946 93 water[96 water[96 NNP 43963 1946 94 ] ] -RRB- 43963 1946 95 . . . 43963 1947 1 [ [ -LRB- 43963 1947 2 Footnote Footnote NNP 43963 1947 3 96 96 CD 43963 1947 4 : : : 43963 1947 5 It -PRON- PRP 43963 1947 6 should should MD 43963 1947 7 be be VB 43963 1947 8 mentioned mention VBN 43963 1947 9 that that IN 43963 1947 10 some some DT 43963 1947 11 writers writer NNS 43963 1947 12 have have VBP 43963 1947 13 inferred infer VBN 43963 1947 14 the the DT 43963 1947 15 evidence evidence NN 43963 1947 16 of of IN 43963 1947 17 glacial glacial JJ 43963 1947 18 conditions condition NNS 43963 1947 19 over over IN 43963 1947 20 parts part NNS 43963 1947 21 of of IN 43963 1947 22 the the DT 43963 1947 23 British british JJ 43963 1947 24 area area NN 43963 1947 25 , , , 43963 1947 26 on on IN 43963 1947 27 account account NN 43963 1947 28 of of IN 43963 1947 29 the the DT 43963 1947 30 resemblance resemblance NN 43963 1947 31 of of IN 43963 1947 32 some some DT 43963 1947 33 of of IN 43963 1947 34 the the DT 43963 1947 35 Permian permian JJ 43963 1947 36 breccias breccia NNS 43963 1947 37 to to IN 43963 1947 38 recent recent JJ 43963 1947 39 glacial glacial JJ 43963 1947 40 deposits deposit NNS 43963 1947 41 . . . 43963 1948 1 The the DT 43963 1948 2 question question NN 43963 1948 3 is be VBZ 43963 1948 4 still still RB 43963 1948 5 _ _ NNP 43963 1948 6 sub sub NN 43963 1948 7 judice judice NN 43963 1948 8 _ _ NNP 43963 1948 9 . . . 43963 1949 1 It -PRON- PRP 43963 1949 2 is be VBZ 43963 1949 3 not not RB 43963 1949 4 necessarily necessarily RB 43963 1949 5 opposed oppose VBN 43963 1949 6 to to IN 43963 1949 7 the the DT 43963 1949 8 existence existence NN 43963 1949 9 of of IN 43963 1949 10 desert desert NN 43963 1949 11 conditions condition NNS 43963 1949 12 , , , 43963 1949 13 if if IN 43963 1949 14 the the DT 43963 1949 15 mountains mountain NNS 43963 1949 16 were be VBD 43963 1949 17 sufficiently sufficiently RB 43963 1949 18 high high JJ 43963 1949 19 , , , 43963 1949 20 for for IN 43963 1949 21 the the DT 43963 1949 22 Wahsatch Wahsatch NNP 43963 1949 23 regions region NNS 43963 1949 24 adjoining adjoin VBG 43963 1949 25 the the DT 43963 1949 26 Basin Basin NNP 43963 1949 27 Region Region NNP 43963 1949 28 of of IN 43963 1949 29 N. N. NNP 43963 1949 30 America America NNP 43963 1949 31 have have VBP 43963 1949 32 been be VBN 43963 1949 33 glaciated glaciate VBN 43963 1949 34 . . . 43963 1949 35 ] ] -RRB- 43963 1950 1 The the DT 43963 1950 2 extensive extensive JJ 43963 1950 3 development development NN 43963 1950 4 of of IN 43963 1950 5 Permian permian JJ 43963 1950 6 and and CC 43963 1950 7 Triassic Triassic NNP 43963 1950 8 rocks rock NNS 43963 1950 9 with with IN 43963 1950 10 terrestrial terrestrial JJ 43963 1950 11 characters character NNS 43963 1950 12 in in IN 43963 1950 13 the the DT 43963 1950 14 southern southern JJ 43963 1950 15 hemisphere hemisphere NN 43963 1950 16 also also RB 43963 1950 17 , , , 43963 1950 18 and and CC 43963 1950 19 the the DT 43963 1950 20 absence absence NN 43963 1950 21 of of IN 43963 1950 22 newer new JJR 43963 1950 23 deposits deposit NNS 43963 1950 24 in in IN 43963 1950 25 many many JJ 43963 1950 26 places place NNS 43963 1950 27 , , , 43963 1950 28 suggests suggest VBZ 43963 1950 29 that that IN 43963 1950 30 the the DT 43963 1950 31 land land NN 43963 1950 32 areas area NNS 43963 1950 33 of of IN 43963 1950 34 these these DT 43963 1950 35 times time NNS 43963 1950 36 in in IN 43963 1950 37 that that DT 43963 1950 38 hemisphere hemisphere NNP 43963 1950 39 have have VBP 43963 1950 40 largely largely RB 43963 1950 41 remained remain VBN 43963 1950 42 such such JJ 43963 1950 43 ever ever RB 43963 1950 44 since since RB 43963 1950 45 , , , 43963 1950 46 in in IN 43963 1950 47 which which WDT 43963 1950 48 case case NN 43963 1950 49 , , , 43963 1950 50 the the DT 43963 1950 51 Permo Permo NNP 43963 1950 52 - - HYPH 43963 1950 53 Triassic Triassic NNP 43963 1950 54 series series NN 43963 1950 55 of of IN 43963 1950 56 movements movement NNS 43963 1950 57 produced produce VBD 43963 1950 58 a a DT 43963 1950 59 marked mark VBN 43963 1950 60 direct direct JJ 43963 1950 61 effect effect NN 43963 1950 62 upon upon IN 43963 1950 63 our -PRON- PRP$ 43963 1950 64 present present JJ 43963 1950 65 continental continental JJ 43963 1950 66 areas area NNS 43963 1950 67 , , , 43963 1950 68 and and CC 43963 1950 69 at at IN 43963 1950 70 any any DT 43963 1950 71 rate rate NN 43963 1950 72 produced produce VBD 43963 1950 73 an an DT 43963 1950 74 indirect indirect JJ 43963 1950 75 one one NN 43963 1950 76 upon upon IN 43963 1950 77 the the DT 43963 1950 78 British british JJ 43963 1950 79 land land NN 43963 1950 80 tracts tract NNS 43963 1950 81 . . . 43963 1951 1 The the DT 43963 1951 2 presence presence NN 43963 1951 3 of of IN 43963 1951 4 anomalous anomalous JJ 43963 1951 5 deposits deposit NNS 43963 1951 6 of of IN 43963 1951 7 Permian permian JJ 43963 1951 8 age age NN 43963 1951 9 over over IN 43963 1951 10 wide wide JJ 43963 1951 11 areas area NNS 43963 1951 12 need nee MD 43963 1951 13 not not RB 43963 1951 14 be be VB 43963 1951 15 surprising surprising JJ 43963 1951 16 , , , 43963 1951 17 but but CC 43963 1951 18 it -PRON- PRP 43963 1951 19 would would MD 43963 1951 20 be be VB 43963 1951 21 indeed indeed RB 43963 1951 22 remarkable remarkable JJ 43963 1951 23 if if IN 43963 1951 24 no no DT 43963 1951 25 ordinary ordinary JJ 43963 1951 26 marine marine JJ 43963 1951 27 type type NN 43963 1951 28 of of IN 43963 1951 29 Permian permian JJ 43963 1951 30 rocks rock NNS 43963 1951 31 was be VBD 43963 1951 32 known know VBN 43963 1951 33 , , , 43963 1951 34 and and CC 43963 1951 35 the the DT 43963 1951 36 researches research NNS 43963 1951 37 of of IN 43963 1951 38 recent recent JJ 43963 1951 39 years year NNS 43963 1951 40 have have VBP 43963 1951 41 proved prove VBN 43963 1951 42 that that IN 43963 1951 43 this this DT 43963 1951 44 type type NN 43963 1951 45 is be VBZ 43963 1951 46 extensively extensively RB 43963 1951 47 developed develop VBN 43963 1951 48 , , , 43963 1951 49 in in IN 43963 1951 50 Eastern Eastern NNP 43963 1951 51 Europe Europe NNP 43963 1951 52 , , , 43963 1951 53 Asia Asia NNP 43963 1951 54 , , , 43963 1951 55 and and CC 43963 1951 56 North North NNP 43963 1951 57 America America NNP 43963 1951 58 , , , 43963 1951 59 where where WRB 43963 1951 60 Permian permian JJ 43963 1951 61 rocks rock NNS 43963 1951 62 consisting consist VBG 43963 1951 63 of of IN 43963 1951 64 limestones limestone NNS 43963 1951 65 , , , 43963 1951 66 with with IN 43963 1951 67 a a DT 43963 1951 68 greater great JJR 43963 1951 69 or or CC 43963 1951 70 less less JJR 43963 1951 71 admixture admixture NN 43963 1951 72 of of IN 43963 1951 73 mechanical mechanical JJ 43963 1951 74 deposits deposit NNS 43963 1951 75 , , , 43963 1951 76 occur occur VBP 43963 1951 77 in in IN 43963 1951 78 some some DT 43963 1951 79 abundance abundance NN 43963 1951 80 . . . 43963 1952 1 The the DT 43963 1952 2 studies study NNS 43963 1952 3 of of IN 43963 1952 4 Waagen Waagen NNP 43963 1952 5 and and CC 43963 1952 6 others other NNS 43963 1952 7 in in IN 43963 1952 8 India India NNP 43963 1952 9 have have VBP 43963 1952 10 given give VBN 43963 1952 11 us -PRON- PRP 43963 1952 12 the the DT 43963 1952 13 farthest farth JJS 43963 1952 14 insight insight NN 43963 1952 15 into into IN 43963 1952 16 the the DT 43963 1952 17 nature nature NN 43963 1952 18 of of IN 43963 1952 19 these these DT 43963 1952 20 beds bed NNS 43963 1952 21 . . . 43963 1953 1 Below below RB 43963 1953 2 is be VBZ 43963 1953 3 a a DT 43963 1953 4 general general JJ 43963 1953 5 classification classification NN 43963 1953 6 taken take VBN 43963 1953 7 from from IN 43963 1953 8 Waagen Waagen NNP 43963 1953 9 's 's POS 43963 1953 10 work:-- work:-- NNP 43963 1953 11 Salt Salt NNP 43963 1953 12 Range Range NNP 43963 1953 13 . . . 43963 1954 1 Germany Germany NNP 43963 1954 2 . . . 43963 1955 1 Base Base NNP 43963 1955 2 of of IN 43963 1955 3 Trias Trias NNP 43963 1955 4 } } -RRB- 43963 1955 5 Unfossiliferous Unfossiliferous NNP 43963 1955 6 Shale Shale NNP 43963 1955 7 and and CC 43963 1955 8 } } -RRB- 43963 1955 9 Sandstone Sandstone NNP 43963 1955 10 } } -RRB- 43963 1955 11 Passage Passage NNP 43963 1955 12 Beds bed NNS 43963 1955 13 into into IN 43963 1955 14 Trias Trias NNP 43963 1955 15 Top Top NNP 43963 1955 16 Beds Beds NNPS 43963 1955 17 of of IN 43963 1955 18 Upper Upper NNP 43963 1955 19 _ _ NNP 43963 1955 20 Productus Productus NNP 43963 1955 21 _ _ NNP 43963 1955 22 } } -RRB- 43963 1955 23 Limestone Limestone NNP 43963 1955 24 } } -RRB- 43963 1955 25 Cephalopoda Cephalopoda NNP 43963 1955 26 Beds Beds NNPS 43963 1955 27 of of IN 43963 1955 28 Upper Upper NNP 43963 1955 29 } } -RRB- 43963 1955 30 Gypsum Gypsum NNP 43963 1955 31 Beds Beds NNPS 43963 1955 32 _ _ NNP 43963 1955 33 Productus Productus NNP 43963 1955 34 _ _ NNP 43963 1955 35 Limestone Limestone NNP 43963 1955 36 } } -RRB- 43963 1955 37 Middle Middle NNP 43963 1955 38 Division Division NNP 43963 1955 39 of of IN 43963 1955 40 Upper Upper NNP 43963 1955 41 } } -RRB- 43963 1955 42 _ _ NNP 43963 1955 43 Productus Productus NNP 43963 1955 44 _ _ NNP 43963 1955 45 Limestone Limestone NNP 43963 1955 46 } } -RRB- 43963 1955 47 Zechstein Zechstein NNP 43963 1955 48 ( ( -LRB- 43963 1955 49 in in IN 43963 1955 50 restricted restricted JJ 43963 1955 51 sense sense NN 43963 1955 52 ) ) -RRB- 43963 1955 53 Lower Lower NNP 43963 1955 54 Division Division NNP 43963 1955 55 of of IN 43963 1955 56 Upper Upper NNP 43963 1955 57 } } -RRB- 43963 1955 58 _ _ NNP 43963 1955 59 Productus Productus NNP 43963 1955 60 _ _ NNP 43963 1955 61 Limestone Limestone NNP 43963 1955 62 } } -RRB- 43963 1955 63 Upper Upper NNP 43963 1955 64 Division Division NNP 43963 1955 65 of of IN 43963 1955 66 Middle Middle NNP 43963 1955 67 } } -RRB- 43963 1955 68 Weissliegende Weissliegende NNP 43963 1955 69 and and CC 43963 1955 70 Kupferschiefer Kupferschiefer NNP 43963 1955 71 _ _ NNP 43963 1955 72 Productus Productus NNP 43963 1955 73 _ _ NNP 43963 1955 74 Limestone Limestone NNP 43963 1955 75 } } -RRB- 43963 1955 76 Middle Middle NNP 43963 1955 77 Division Division NNP 43963 1955 78 of of IN 43963 1955 79 Middle Middle NNP 43963 1955 80 } } -RRB- 43963 1955 81 Rothliegende Rothliegende NNP 43963 1955 82 . . . 43963 1956 1 _ _ NNP 43963 1956 2 Productus Productus NNP 43963 1956 3 _ _ NNP 43963 1956 4 Limestone Limestone NNP 43963 1956 5 } } -RRB- 43963 1956 6 It -PRON- PRP 43963 1956 7 will will MD 43963 1956 8 be be VB 43963 1956 9 seen see VBN 43963 1956 10 that that IN 43963 1956 11 in in IN 43963 1956 12 the the DT 43963 1956 13 Salt Salt NNP 43963 1956 14 Range Range NNP 43963 1956 15 there there EX 43963 1956 16 is be VBZ 43963 1956 17 a a DT 43963 1956 18 complete complete JJ 43963 1956 19 passage passage NN 43963 1956 20 from from IN 43963 1956 21 the the DT 43963 1956 22 Permo Permo NNP 43963 1956 23 - - HYPH 43963 1956 24 Carboniferous carboniferous JJ 43963 1956 25 strata strata NN 43963 1956 26 through through IN 43963 1956 27 the the DT 43963 1956 28 Permian Permian NNP 43963 1956 29 into into IN 43963 1956 30 the the DT 43963 1956 31 Trias Trias NNPS 43963 1956 32 , , , 43963 1956 33 and and CC 43963 1956 34 the the DT 43963 1956 35 detailed detailed JJ 43963 1956 36 work work NN 43963 1956 37 which which WDT 43963 1956 38 has have VBZ 43963 1956 39 been be VBN 43963 1956 40 carried carry VBN 43963 1956 41 out out RP 43963 1956 42 by by IN 43963 1956 43 Waagen Waagen NNP 43963 1956 44 and and CC 43963 1956 45 others other NNS 43963 1956 46 amongst amongst IN 43963 1956 47 the the DT 43963 1956 48 rocks rock NNS 43963 1956 49 of of IN 43963 1956 50 the the DT 43963 1956 51 Salt Salt NNP 43963 1956 52 Range Range NNP 43963 1956 53 must must MD 43963 1956 54 make make VB 43963 1956 55 this this DT 43963 1956 56 , , , 43963 1956 57 for for IN 43963 1956 58 the the DT 43963 1956 59 present present NN 43963 1956 60 at at IN 43963 1956 61 all all DT 43963 1956 62 events event NNS 43963 1956 63 , , , 43963 1956 64 the the DT 43963 1956 65 type type NN 43963 1956 66 area area NN 43963 1956 67 for for IN 43963 1956 68 the the DT 43963 1956 69 marine marine JJ 43963 1956 70 development development NN 43963 1956 71 of of IN 43963 1956 72 the the DT 43963 1956 73 strata strata NN 43963 1956 74 of of IN 43963 1956 75 Permo Permo NNP 43963 1956 76 - - HYPH 43963 1956 77 Carboniferous Carboniferous NNP 43963 1956 78 and and CC 43963 1956 79 Permian permian JJ 43963 1956 80 ages age NNS 43963 1956 81 . . . 43963 1957 1 _ _ NNP 43963 1957 2 The the DT 43963 1957 3 Permian permian JJ 43963 1957 4 flora flora NNS 43963 1957 5 and and CC 43963 1957 6 fauna fauna NNS 43963 1957 7 . . . 43963 1957 8 _ _ NNP 43963 1957 9 The the DT 43963 1957 10 Permian permian JJ 43963 1957 11 flora flora NN 43963 1957 12 presents present VBZ 43963 1957 13 some some DT 43963 1957 14 difficulties difficulty NNS 43963 1957 15 . . . 43963 1958 1 The the DT 43963 1958 2 flora flora NNS 43963 1958 3 of of IN 43963 1958 4 the the DT 43963 1958 5 Zechstein Zechstein NNP 43963 1958 6 consists consist VBZ 43963 1958 7 largely largely RB 43963 1958 8 of of IN 43963 1958 9 ferns fern NNS 43963 1958 10 and and CC 43963 1958 11 conifers conifer NNS 43963 1958 12 , , , 43963 1958 13 but but CC 43963 1958 14 that that DT 43963 1958 15 of of IN 43963 1958 16 the the DT 43963 1958 17 Rothliegende Rothliegende NNP 43963 1958 18 of of IN 43963 1958 19 Germany Germany NNP 43963 1958 20 has have VBZ 43963 1958 21 been be VBN 43963 1958 22 compared compare VBN 43963 1958 23 with with IN 43963 1958 24 that that DT 43963 1958 25 of of IN 43963 1958 26 the the DT 43963 1958 27 Carboniferous Carboniferous NNP 43963 1958 28 , , , 43963 1958 29 and and CC 43963 1958 30 if if IN 43963 1958 31 a a DT 43963 1958 32 true true JJ 43963 1958 33 Permian permian JJ 43963 1958 34 flora flora NNS 43963 1958 35 of of IN 43963 1958 36 the the DT 43963 1958 37 northern northern JJ 43963 1958 38 hemisphere hemisphere NNP 43963 1958 39 has have VBZ 43963 1958 40 many many JJ 43963 1958 41 forms form NNS 43963 1958 42 of of IN 43963 1958 43 Carboniferous carboniferous JJ 43963 1958 44 affinities affinity NNS 43963 1958 45 , , , 43963 1958 46 the the DT 43963 1958 47 presence presence NN 43963 1958 48 of of IN 43963 1958 49 the the DT 43963 1958 50 Glossopteris Glossopteris NNP 43963 1958 51 flora flora NNS 43963 1958 52 in in IN 43963 1958 53 Permo Permo NNP 43963 1958 54 - - HYPH 43963 1958 55 Carboniferous carboniferous JJ 43963 1958 56 rocks rock NNS 43963 1958 57 of of IN 43963 1958 58 more more JJR 43963 1958 59 southerly southerly JJ 43963 1958 60 regions region NNS 43963 1958 61 seems seem VBZ 43963 1958 62 to to TO 43963 1958 63 imply imply VB 43963 1958 64 its -PRON- PRP$ 43963 1958 65 origin origin NN 43963 1958 66 there there RB 43963 1958 67 and and CC 43963 1958 68 _ _ NNP 43963 1958 69 slow slow JJ 43963 1958 70 _ _ NNP 43963 1958 71 migration migration NN 43963 1958 72 northwards northward NNS 43963 1958 73 . . . 43963 1959 1 It -PRON- PRP 43963 1959 2 must must MD 43963 1959 3 be be VB 43963 1959 4 noted note VBN 43963 1959 5 , , , 43963 1959 6 however however RB 43963 1959 7 , , , 43963 1959 8 that that IN 43963 1959 9 the the DT 43963 1959 10 Rothliegende Rothliegende NNP 43963 1959 11 has have VBZ 43963 1959 12 been be VBN 43963 1959 13 divided divide VBN 43963 1959 14 by by IN 43963 1959 15 some some DT 43963 1959 16 geologists geologist NNS 43963 1959 17 into into IN 43963 1959 18 an an DT 43963 1959 19 upper upper JJ 43963 1959 20 and and CC 43963 1959 21 lower low JJR 43963 1959 22 division division NN 43963 1959 23 , , , 43963 1959 24 of of IN 43963 1959 25 which which WDT 43963 1959 26 the the DT 43963 1959 27 lower low JJR 43963 1959 28 is be VBZ 43963 1959 29 actually actually RB 43963 1959 30 referred refer VBN 43963 1959 31 to to IN 43963 1959 32 the the DT 43963 1959 33 Carboniferous carboniferous JJ 43963 1959 34 system system NN 43963 1959 35 . . . 43963 1960 1 All all DT 43963 1960 2 that that WDT 43963 1960 3 can can MD 43963 1960 4 be be VB 43963 1960 5 now now RB 43963 1960 6 said say VBN 43963 1960 7 is be VBZ 43963 1960 8 , , , 43963 1960 9 that that IN 43963 1960 10 our -PRON- PRP$ 43963 1960 11 knowledge knowledge NN 43963 1960 12 of of IN 43963 1960 13 the the DT 43963 1960 14 floras flora NNS 43963 1960 15 of of IN 43963 1960 16 Permo Permo NNP 43963 1960 17 - - HYPH 43963 1960 18 Carboniferous Carboniferous NNP 43963 1960 19 and and CC 43963 1960 20 Permian permian JJ 43963 1960 21 times time NNS 43963 1960 22 is be VBZ 43963 1960 23 still still RB 43963 1960 24 incomplete incomplete JJ 43963 1960 25 , , , 43963 1960 26 and and CC 43963 1960 27 that that IN 43963 1960 28 the the DT 43963 1960 29 difficulties difficulty NNS 43963 1960 30 will will MD 43963 1960 31 no no RB 43963 1960 32 doubt doubt RB 43963 1960 33 be be VB 43963 1960 34 cleared clear VBN 43963 1960 35 up up RP 43963 1960 36 as as IN 43963 1960 37 the the DT 43963 1960 38 result result NN 43963 1960 39 of of IN 43963 1960 40 further further JJ 43963 1960 41 work work NN 43963 1960 42 . . . 43963 1961 1 The the DT 43963 1961 2 invertebrate invertebrate JJ 43963 1961 3 fauna fauna NN 43963 1961 4 of of IN 43963 1961 5 the the DT 43963 1961 6 north north NN 43963 1961 7 - - HYPH 43963 1961 8 west west NN 43963 1961 9 European european JJ 43963 1961 10 Permian permian JJ 43963 1961 11 deposits deposit NNS 43963 1961 12 is be VBZ 43963 1961 13 chiefly chiefly RB 43963 1961 14 noticeable noticeable JJ 43963 1961 15 on on IN 43963 1961 16 account account NN 43963 1961 17 of of IN 43963 1961 18 the the DT 43963 1961 19 paucity paucity NN 43963 1961 20 of of IN 43963 1961 21 species specie NNS 43963 1961 22 , , , 43963 1961 23 though though IN 43963 1961 24 individuals individual NNS 43963 1961 25 are be VBP 43963 1961 26 often often RB 43963 1961 27 abundant abundant JJ 43963 1961 28 . . . 43963 1962 1 The the DT 43963 1962 2 shells shell NNS 43963 1962 3 are be VBP 43963 1962 4 also also RB 43963 1962 5 sometimes sometimes RB 43963 1962 6 stunted stunt VBN 43963 1962 7 and and CC 43963 1962 8 occasionally occasionally RB 43963 1962 9 distorted distort VBN 43963 1962 10 . . . 43963 1963 1 These these DT 43963 1963 2 characters character NNS 43963 1963 3 bear bear VBP 43963 1963 4 out out RP 43963 1963 5 the the DT 43963 1963 6 supposition supposition NN 43963 1963 7 that that IN 43963 1963 8 the the DT 43963 1963 9 aqueous aqueous JJ 43963 1963 10 deposits deposit NNS 43963 1963 11 were be VBD 43963 1963 12 laid lay VBN 43963 1963 13 down down RP 43963 1963 14 in in IN 43963 1963 15 inland inland JJ 43963 1963 16 seas sea NNS 43963 1963 17 of of IN 43963 1963 18 Caspian caspian JJ 43963 1963 19 character character NN 43963 1963 20 and and CC 43963 1963 21 not not RB 43963 1963 22 in in IN 43963 1963 23 the the DT 43963 1963 24 open open JJ 43963 1963 25 ocean ocean NN 43963 1963 26 . . . 43963 1964 1 Polyzoa polyzoa NN 43963 1964 2 , , , 43963 1964 3 brachiopods brachiopod NNS 43963 1964 4 , , , 43963 1964 5 and and CC 43963 1964 6 lamellibranchs lamellibranchs JJ 43963 1964 7 predominate predominate NN 43963 1964 8 , , , 43963 1964 9 but but CC 43963 1964 10 other other JJ 43963 1964 11 groups group NNS 43963 1964 12 are be VBP 43963 1964 13 found find VBN 43963 1964 14 . . . 43963 1965 1 The the DT 43963 1965 2 vertebrates vertebrate NNS 43963 1965 3 consist consist VBP 43963 1965 4 of of IN 43963 1965 5 forms form NNS 43963 1965 6 of of IN 43963 1965 7 fish fish NN 43963 1965 8 , , , 43963 1965 9 amphibia amphibia NNP 43963 1965 10 and and CC 43963 1965 11 reptiles reptile NNS 43963 1965 12 , , , 43963 1965 13 and and CC 43963 1965 14 the the DT 43963 1965 15 Permian permian JJ 43963 1965 16 rocks rock NNS 43963 1965 17 are be VBP 43963 1965 18 the the DT 43963 1965 19 earliest early JJS 43963 1965 20 strata strata NN 43963 1965 21 in in IN 43963 1965 22 which which WDT 43963 1965 23 the the DT 43963 1965 24 remains remain NNS 43963 1965 25 of of IN 43963 1965 26 true true JJ 43963 1965 27 Reptilia Reptilia NNP 43963 1965 28 are be VBP 43963 1965 29 known know VBN 43963 1965 30 to to TO 43963 1965 31 occur occur VB 43963 1965 32 with with IN 43963 1965 33 certainty certainty NN 43963 1965 34 . . . 43963 1966 1 The the DT 43963 1966 2 Reptiles reptile NNS 43963 1966 3 belong belong VBP 43963 1966 4 to to IN 43963 1966 5 the the DT 43963 1966 6 orders order NNS 43963 1966 7 Anomodontia Anomodontia NNP 43963 1966 8 ( ( -LRB- 43963 1966 9 Theromora Theromora NNP 43963 1966 10 ) ) -RRB- 43963 1966 11 and and CC 43963 1966 12 Rhynchocephalia Rhynchocephalia NNP 43963 1966 13 , , , 43963 1966 14 of of IN 43963 1966 15 which which WDT 43963 1966 16 the the DT 43963 1966 17 former former JJ 43963 1966 18 is be VBZ 43963 1966 19 exclusively exclusively RB 43963 1966 20 Permian permian JJ 43963 1966 21 and and CC 43963 1966 22 Triassic Triassic NNP 43963 1966 23 , , , 43963 1966 24 while while IN 43963 1966 25 the the DT 43963 1966 26 latter latter NN 43963 1966 27 is be VBZ 43963 1966 28 abundant abundant JJ 43963 1966 29 in in IN 43963 1966 30 the the DT 43963 1966 31 strata strata NN 43963 1966 32 of of IN 43963 1966 33 those those DT 43963 1966 34 periods period NNS 43963 1966 35 , , , 43963 1966 36 but but CC 43963 1966 37 is be VBZ 43963 1966 38 represented represent VBN 43963 1966 39 at at IN 43963 1966 40 the the DT 43963 1966 41 present present JJ 43963 1966 42 day day NN 43963 1966 43 by by IN 43963 1966 44 the the DT 43963 1966 45 genus genus NN 43963 1966 46 _ _ NNP 43963 1966 47 Sphenodon Sphenodon NNP 43963 1966 48 _ _ NNP 43963 1966 49 of of IN 43963 1966 50 New New NNP 43963 1966 51 Zealand Zealand NNP 43963 1966 52 . . . 43963 1967 1 The the DT 43963 1967 2 Amphibia Amphibia NNP 43963 1967 3 belong belong VBP 43963 1967 4 to to IN 43963 1967 5 the the DT 43963 1967 6 order order NN 43963 1967 7 Labyrinthodontia Labyrinthodontia NNP 43963 1967 8 which which WDT 43963 1967 9 ranges range VBZ 43963 1967 10 from from IN 43963 1967 11 Carboniferous carboniferous JJ 43963 1967 12 to to IN 43963 1967 13 Lower Lower NNP 43963 1967 14 Jurassic Jurassic NNP 43963 1967 15 , , , 43963 1967 16 but but CC 43963 1967 17 the the DT 43963 1967 18 members member NNS 43963 1967 19 of of IN 43963 1967 20 the the DT 43963 1967 21 order order NN 43963 1967 22 are be VBP 43963 1967 23 most most RBS 43963 1967 24 abundant abundant JJ 43963 1967 25 in in IN 43963 1967 26 Permian permian JJ 43963 1967 27 and and CC 43963 1967 28 Triassic Triassic NNP 43963 1967 29 strata strata NN 43963 1967 30 , , , 43963 1967 31 and and CC 43963 1967 32 these these DT 43963 1967 33 periods period NNS 43963 1967 34 may may MD 43963 1967 35 be be VB 43963 1967 36 spoken speak VBN 43963 1967 37 of of IN 43963 1967 38 as as IN 43963 1967 39 the the DT 43963 1967 40 Periods Periods NNP 43963 1967 41 of of IN 43963 1967 42 Labyrinthodonts Labyrinthodonts NNP 43963 1967 43 . . . 43963 1968 1 A a DT 43963 1968 2 few few JJ 43963 1968 3 words word NNS 43963 1968 4 must must MD 43963 1968 5 be be VB 43963 1968 6 said say VBN 43963 1968 7 of of IN 43963 1968 8 the the DT 43963 1968 9 fauna fauna NNS 43963 1968 10 of of IN 43963 1968 11 the the DT 43963 1968 12 truly truly RB 43963 1968 13 marine marine JJ 43963 1968 14 Permian permian JJ 43963 1968 15 beds bed NNS 43963 1968 16 . . . 43963 1969 1 It -PRON- PRP 43963 1969 2 is be VBZ 43963 1969 3 much much RB 43963 1969 4 richer rich JJR 43963 1969 5 than than IN 43963 1969 6 that that DT 43963 1969 7 of of IN 43963 1969 8 the the DT 43963 1969 9 abnormal abnormal JJ 43963 1969 10 deposits deposit NNS 43963 1969 11 of of IN 43963 1969 12 north north JJ 43963 1969 13 - - HYPH 43963 1969 14 western western JJ 43963 1969 15 Europe Europe NNP 43963 1969 16 , , , 43963 1969 17 and and CC 43963 1969 18 its -PRON- PRP$ 43963 1969 19 study study NN 43963 1969 20 is be VBZ 43963 1969 21 important important JJ 43963 1969 22 as as IN 43963 1969 23 furnishing furnish VBG 43963 1969 24 another another DT 43963 1969 25 link link NN 43963 1969 26 between between IN 43963 1969 27 Palæozoic Palæozoic NNP 43963 1969 28 and and CC 43963 1969 29 Mesozoic mesozoic JJ 43963 1969 30 life life NN 43963 1969 31 . . . 43963 1970 1 Many many JJ 43963 1970 2 Palæozoic Palæozoic NNP 43963 1970 3 genera genera NN 43963 1970 4 pass pass VB 43963 1970 5 up up RP 43963 1970 6 into into IN 43963 1970 7 the the DT 43963 1970 8 Permian permian JJ 43963 1970 9 rocks rock NNS 43963 1970 10 , , , 43963 1970 11 and and CC 43963 1970 12 , , , 43963 1970 13 as as IN 43963 1970 14 will will MD 43963 1970 15 be be VB 43963 1970 16 ultimately ultimately RB 43963 1970 17 seen see VBN 43963 1970 18 , , , 43963 1970 19 several several JJ 43963 1970 20 occur occur NN 43963 1970 21 in in IN 43963 1970 22 those those DT 43963 1970 23 of of IN 43963 1970 24 the the DT 43963 1970 25 Triassic Triassic NNP 43963 1970 26 system system NN 43963 1970 27 , , , 43963 1970 28 and and CC 43963 1970 29 one one CD 43963 1970 30 or or CC 43963 1970 31 two two CD 43963 1970 32 even even RB 43963 1970 33 in in IN 43963 1970 34 the the DT 43963 1970 35 basal basal NN 43963 1970 36 Jurassic Jurassic NNP 43963 1970 37 strata strata NN 43963 1970 38 , , , 43963 1970 39 though though IN 43963 1970 40 Mesozoic Mesozoic NNP 43963 1970 41 forms form NNS 43963 1970 42 predominate predominate VBP 43963 1970 43 in in IN 43963 1970 44 the the DT 43963 1970 45 Lower Lower NNP 43963 1970 46 Jurassic Jurassic NNP 43963 1970 47 Rocks Rocks NNPS 43963 1970 48 , , , 43963 1970 49 and and CC 43963 1970 50 there there EX 43963 1970 51 is be VBZ 43963 1970 52 a a DT 43963 1970 53 fairly fairly RB 43963 1970 54 equal equal JJ 43963 1970 55 admixture admixture NN 43963 1970 56 of of IN 43963 1970 57 forms form NNS 43963 1970 58 usually usually RB 43963 1970 59 considered consider VBN 43963 1970 60 as as IN 43963 1970 61 Palæozoic Palæozoic NNP 43963 1970 62 and and CC 43963 1970 63 of of IN 43963 1970 64 those those DT 43963 1970 65 generally generally RB 43963 1970 66 regarded regard VBN 43963 1970 67 as as IN 43963 1970 68 Mesozoic Mesozoic NNP 43963 1970 69 in in IN 43963 1970 70 Triassic Triassic NNP 43963 1970 71 rocks rock NNS 43963 1970 72 , , , 43963 1970 73 while while IN 43963 1970 74 the the DT 43963 1970 75 Palæozoic Palæozoic NNP 43963 1970 76 forms form NNS 43963 1970 77 still still RB 43963 1970 78 predominate predominate VBP 43963 1970 79 over over IN 43963 1970 80 the the DT 43963 1970 81 Mesozoic Mesozoic NNP 43963 1970 82 in in IN 43963 1970 83 the the DT 43963 1970 84 Permian permian JJ 43963 1970 85 strata strata NN 43963 1970 86 . . . 43963 1971 1 Along along IN 43963 1971 2 with with IN 43963 1971 3 these these DT 43963 1971 4 characteristic characteristic JJ 43963 1971 5 Palæozoic palæozoic JJ 43963 1971 6 genera genera NN 43963 1971 7 , , , 43963 1971 8 it -PRON- PRP 43963 1971 9 is be VBZ 43963 1971 10 interesting interesting JJ 43963 1971 11 to to TO 43963 1971 12 find find VB 43963 1971 13 representatives representative NNS 43963 1971 14 of of IN 43963 1971 15 more more JJR 43963 1971 16 than than IN 43963 1971 17 one one CD 43963 1971 18 genus genus NN 43963 1971 19 of of IN 43963 1971 20 the the DT 43963 1971 21 tribe tribe NN 43963 1971 22 of of IN 43963 1971 23 Ammonites Ammonites NNPS 43963 1971 24 , , , 43963 1971 25 which which WDT 43963 1971 26 is be VBZ 43963 1971 27 to to TO 43963 1971 28 take take VB 43963 1971 29 so so RB 43963 1971 30 prominent prominent JJ 43963 1971 31 a a DT 43963 1971 32 place place NN 43963 1971 33 in in IN 43963 1971 34 the the DT 43963 1971 35 fauna fauna NNS 43963 1971 36 of of IN 43963 1971 37 the the DT 43963 1971 38 Mesozoic Mesozoic NNP 43963 1971 39 rocks rock NNS 43963 1971 40 , , , 43963 1971 41 amongst amongst IN 43963 1971 42 the the DT 43963 1971 43 true true JJ 43963 1971 44 marine marine JJ 43963 1971 45 Permian permian JJ 43963 1971 46 sediments sediment NNS 43963 1971 47 of of IN 43963 1971 48 India India NNP 43963 1971 49 and and CC 43963 1971 50 other other JJ 43963 1971 51 areas area NNS 43963 1971 52 . . . 43963 1972 1 The the DT 43963 1972 2 announcement announcement NN 43963 1972 3 of of IN 43963 1972 4 the the DT 43963 1972 5 contemporaneity contemporaneity NN 43963 1972 6 of of IN 43963 1972 7 ammonites ammonite NNS 43963 1972 8 with with IN 43963 1972 9 fossils fossil NNS 43963 1972 10 regarded regard VBN 43963 1972 11 as as IN 43963 1972 12 exclusively exclusively RB 43963 1972 13 palæozoic palæozoic NNP 43963 1972 14 was be VBD 43963 1972 15 received receive VBN 43963 1972 16 with with IN 43963 1972 17 considerable considerable JJ 43963 1972 18 doubt doubt NN 43963 1972 19 , , , 43963 1972 20 but but CC 43963 1972 21 this this DT 43963 1972 22 contemporaneity contemporaneity NN 43963 1972 23 is be VBZ 43963 1972 24 now now RB 43963 1972 25 clearly clearly RB 43963 1972 26 established establish VBN 43963 1972 27 , , , 43963 1972 28 and and CC 43963 1972 29 need nee MD 43963 1972 30 not not RB 43963 1972 31 be be VB 43963 1972 32 regarded regard VBN 43963 1972 33 as as IN 43963 1972 34 in in IN 43963 1972 35 any any DT 43963 1972 36 way way NN 43963 1972 37 anomalous anomalous JJ 43963 1972 38 . . . 43963 1973 1 With with IN 43963 1973 2 the the DT 43963 1973 3 deposition deposition NN 43963 1973 4 of of IN 43963 1973 5 the the DT 43963 1973 6 Permian permian JJ 43963 1973 7 rocks rock NNS 43963 1973 8 , , , 43963 1973 9 Palæozoic palæozoic JJ 43963 1973 10 time time NN 43963 1973 11 comes come VBZ 43963 1973 12 to to IN 43963 1973 13 an an DT 43963 1973 14 end end NN 43963 1973 15 , , , 43963 1973 16 but but CC 43963 1973 17 as as IN 43963 1973 18 already already RB 43963 1973 19 remarked remark VBN 43963 1973 20 there there EX 43963 1973 21 is be VBZ 43963 1973 22 no no DT 43963 1973 23 marked marked JJ 43963 1973 24 and and CC 43963 1973 25 sudden sudden JJ 43963 1973 26 change change NN 43963 1973 27 to to TO 43963 1973 28 characterise characterise VB 43963 1973 29 it -PRON- PRP 43963 1973 30 . . . 43963 1974 1 Had have VBD 43963 1974 2 our -PRON- PRP$ 43963 1974 3 classification classification NN 43963 1974 4 been be VBN 43963 1974 5 originally originally RB 43963 1974 6 founded found VBN 43963 1974 7 on on IN 43963 1974 8 study study NN 43963 1974 9 of of IN 43963 1974 10 the the DT 43963 1974 11 Indian indian JJ 43963 1974 12 Rocks Rocks NNPS 43963 1974 13 instead instead RB 43963 1974 14 of of IN 43963 1974 15 those those DT 43963 1974 16 of of IN 43963 1974 17 Britain Britain NNP 43963 1974 18 , , , 43963 1974 19 and and CC 43963 1974 20 similar similar JJ 43963 1974 21 terms term NNS 43963 1974 22 adopted adopt VBN 43963 1974 23 , , , 43963 1974 24 the the DT 43963 1974 25 line line NN 43963 1974 26 of of IN 43963 1974 27 demarcation demarcation NN 43963 1974 28 between between IN 43963 1974 29 Palæozoic Palæozoic NNP 43963 1974 30 and and CC 43963 1974 31 Mesozoic mesozoic JJ 43963 1974 32 rocks rock NNS 43963 1974 33 would would MD 43963 1974 34 probably probably RB 43963 1974 35 have have VB 43963 1974 36 been be VBN 43963 1974 37 drawn draw VBN 43963 1974 38 below below IN 43963 1974 39 the the DT 43963 1974 40 Permo Permo NNP 43963 1974 41 - - HYPH 43963 1974 42 Carboniferous carboniferous JJ 43963 1974 43 deposits deposit NNS 43963 1974 44 , , , 43963 1974 45 and and CC 43963 1974 46 if if IN 43963 1974 47 it -PRON- PRP 43963 1974 48 had have VBD 43963 1974 49 been be VBN 43963 1974 50 based base VBN 43963 1974 51 on on IN 43963 1974 52 study study NN 43963 1974 53 of of IN 43963 1974 54 other other JJ 43963 1974 55 areas area NNS 43963 1974 56 , , , 43963 1974 57 perhaps perhaps RB 43963 1974 58 elsewhere elsewhere RB 43963 1974 59 . . . 43963 1975 1 The the DT 43963 1975 2 palæontological palæontological JJ 43963 1975 3 break break NN 43963 1975 4 is be VBZ 43963 1975 5 purely purely RB 43963 1975 6 local local JJ 43963 1975 7 , , , 43963 1975 8 and and CC 43963 1975 9 it -PRON- PRP 43963 1975 10 is be VBZ 43963 1975 11 of of IN 43963 1975 12 the the DT 43963 1975 13 utmost utmost JJ 43963 1975 14 importance importance NN 43963 1975 15 that that IN 43963 1975 16 it -PRON- PRP 43963 1975 17 should should MD 43963 1975 18 be be VB 43963 1975 19 recognised recognise VBN 43963 1975 20 as as IN 43963 1975 21 such such JJ 43963 1975 22 , , , 43963 1975 23 and and CC 43963 1975 24 that that IN 43963 1975 25 it -PRON- PRP 43963 1975 26 should should MD 43963 1975 27 not not RB 43963 1975 28 be be VB 43963 1975 29 considered consider VBN 43963 1975 30 that that DT 43963 1975 31 division division NN 43963 1975 32 into into IN 43963 1975 33 Palæozoic Palæozoic NNP 43963 1975 34 and and CC 43963 1975 35 Mesozoic Mesozoic NNP 43963 1975 36 implies imply VBZ 43963 1975 37 some some DT 43963 1975 38 great great JJ 43963 1975 39 and and CC 43963 1975 40 widespread widespread JJ 43963 1975 41 change change NN 43963 1975 42 which which WDT 43963 1975 43 occurred occur VBD 43963 1975 44 between between IN 43963 1975 45 the the DT 43963 1975 46 times time NNS 43963 1975 47 covered cover VBN 43963 1975 48 by by IN 43963 1975 49 the the DT 43963 1975 50 deposits deposit NNS 43963 1975 51 of of IN 43963 1975 52 each each DT 43963 1975 53 of of IN 43963 1975 54 these these DT 43963 1975 55 great great JJ 43963 1975 56 divisions[97 divisions[97 NN 43963 1975 57 ] ] -RRB- 43963 1975 58 . . . 43963 1976 1 [ [ -LRB- 43963 1976 2 Footnote footnote NN 43963 1976 3 97 97 CD 43963 1976 4 : : : 43963 1976 5 The the DT 43963 1976 6 Permian permian JJ 43963 1976 7 Fossils fossil NNS 43963 1976 8 of of IN 43963 1976 9 Britain Britain NNP 43963 1976 10 are be VBP 43963 1976 11 described describe VBN 43963 1976 12 by by IN 43963 1976 13 Professor Professor NNP 43963 1976 14 King King NNP 43963 1976 15 in in IN 43963 1976 16 the the DT 43963 1976 17 Monographs Monographs NNP 43963 1976 18 of of IN 43963 1976 19 the the DT 43963 1976 20 Palæontographical Palæontographical NNP 43963 1976 21 Society Society NNP 43963 1976 22 ( ( -LRB- 43963 1976 23 the the DT 43963 1976 24 Brachiopods Brachiopods NNPS 43963 1976 25 by by IN 43963 1976 26 Dr Dr NNP 43963 1976 27 Davidson Davidson NNP 43963 1976 28 in in IN 43963 1976 29 the the DT 43963 1976 30 Monographs Monographs NNP 43963 1976 31 of of IN 43963 1976 32 the the DT 43963 1976 33 same same JJ 43963 1976 34 Society Society NNP 43963 1976 35 ) ) -RRB- 43963 1976 36 . . . 43963 1977 1 For for IN 43963 1977 2 a a DT 43963 1977 3 general general JJ 43963 1977 4 account account NN 43963 1977 5 of of IN 43963 1977 6 the the DT 43963 1977 7 marine marine JJ 43963 1977 8 type type NN 43963 1977 9 the the DT 43963 1977 10 student student NN 43963 1977 11 may may MD 43963 1977 12 consult consult VB 43963 1977 13 the the DT 43963 1977 14 second second JJ 43963 1977 15 edition edition NN 43963 1977 16 of of IN 43963 1977 17 Messrs Messrs NNP 43963 1977 18 Medlicott Medlicott NNP 43963 1977 19 and and CC 43963 1977 20 Blanford Blanford NNP 43963 1977 21 's 's POS 43963 1977 22 _ _ NNP 43963 1977 23 Geology Geology NNP 43963 1977 24 of of IN 43963 1977 25 India India NNP 43963 1977 26 _ _ NNP 43963 1977 27 . . . 43963 1978 1 For for IN 43963 1978 2 information information NN 43963 1978 3 concerning concern VBG 43963 1978 4 the the DT 43963 1978 5 Permian permian JJ 43963 1978 6 volcanic volcanic JJ 43963 1978 7 rocks rock NNS 43963 1978 8 see see VBP 43963 1978 9 Sir Sir NNP 43963 1978 10 A. A. NNP 43963 1978 11 Geikie Geikie NNP 43963 1978 12 's 's POS 43963 1978 13 _ _ NNP 43963 1978 14 Ancient Ancient NNP 43963 1978 15 Volcanoes Volcanoes NNPS 43963 1978 16 of of IN 43963 1978 17 Great Great NNP 43963 1978 18 Britain Britain NNP 43963 1978 19 _ _ NNP 43963 1978 20 . . . 43963 1978 21 ] ] -RRB- 43963 1979 1 CHAPTER CHAPTER NNP 43963 1979 2 XXI XXI NNP 43963 1979 3 . . . 43963 1980 1 THE the DT 43963 1980 2 TRIASSIC triassic NN 43963 1980 3 SYSTEM system NN 43963 1980 4 . . . 43963 1981 1 _ _ NNP 43963 1981 2 Classification Classification NNP 43963 1981 3 . . . 43963 1981 4 _ _ NNP 43963 1981 5 The the DT 43963 1981 6 term term NN 43963 1981 7 Triassic Triassic NNP 43963 1981 8 has have VBZ 43963 1981 9 been be VBN 43963 1981 10 applied apply VBN 43963 1981 11 to to IN 43963 1981 12 these these DT 43963 1981 13 rocks rock NNS 43963 1981 14 on on IN 43963 1981 15 account account NN 43963 1981 16 of of IN 43963 1981 17 the the DT 43963 1981 18 threefold threefold JJ 43963 1981 19 division division NN 43963 1981 20 into into IN 43963 1981 21 which which WDT 43963 1981 22 those those DT 43963 1981 23 of of IN 43963 1981 24 Germany Germany NNP 43963 1981 25 naturally naturally RB 43963 1981 26 fall fall VBP 43963 1981 27 . . . 43963 1982 1 These these DT 43963 1982 2 three three CD 43963 1982 3 divisions division NNS 43963 1982 4 are:-- are:-- NNP 43963 1982 5 Keuper Keuper NNP 43963 1982 6 , , , 43963 1982 7 Muschelkalk Muschelkalk NNP 43963 1982 8 , , , 43963 1982 9 Bunter Bunter NNP 43963 1982 10 ; ; : 43963 1982 11 but but CC 43963 1982 12 above above IN 43963 1982 13 the the DT 43963 1982 14 Keuper Keuper NNP 43963 1982 15 beds bed NNS 43963 1982 16 we -PRON- PRP 43963 1982 17 find find VBP 43963 1982 18 a a DT 43963 1982 19 group group NN 43963 1982 20 of of IN 43963 1982 21 deposits deposit NNS 43963 1982 22 of of IN 43963 1982 23 some some DT 43963 1982 24 importance importance NN 43963 1982 25 , , , 43963 1982 26 which which WDT 43963 1982 27 shew shew NN 43963 1982 28 affinities affinitie VBZ 43963 1982 29 with with IN 43963 1982 30 both both DT 43963 1982 31 Triassic Triassic NNP 43963 1982 32 and and CC 43963 1982 33 Jurassic Jurassic NNP 43963 1982 34 rocks rock NNS 43963 1982 35 , , , 43963 1982 36 which which WDT 43963 1982 37 may may MD 43963 1982 38 be be VB 43963 1982 39 looked look VBN 43963 1982 40 upon upon IN 43963 1982 41 as as RB 43963 1982 42 true true JJ 43963 1982 43 passage passage NN 43963 1982 44 beds bed NNS 43963 1982 45 , , , 43963 1982 46 though though IN 43963 1982 47 they -PRON- PRP 43963 1982 48 are be VBP 43963 1982 49 generally generally RB 43963 1982 50 placed place VBN 43963 1982 51 in in IN 43963 1982 52 the the DT 43963 1982 53 Triassic Triassic NNP 43963 1982 54 System System NNP 43963 1982 55 . . . 43963 1983 1 They -PRON- PRP 43963 1983 2 are be VBP 43963 1983 3 known know VBN 43963 1983 4 as as IN 43963 1983 5 Rhætic rhætic JJ 43963 1983 6 or or CC 43963 1983 7 locally locally RB 43963 1983 8 in in IN 43963 1983 9 Britain Britain NNP 43963 1983 10 as as IN 43963 1983 11 Penarth Penarth NNP 43963 1983 12 Beds Beds NNP 43963 1983 13 . . . 43963 1984 1 The the DT 43963 1984 2 Muschelkalk Muschelkalk NNP 43963 1984 3 is be VBZ 43963 1984 4 usually usually RB 43963 1984 5 considered consider VBN 43963 1984 6 to to TO 43963 1984 7 be be VB 43963 1984 8 unrepresented unrepresented JJ 43963 1984 9 in in IN 43963 1984 10 Britain Britain NNP 43963 1984 11 , , , 43963 1984 12 and and CC 43963 1984 13 accordingly accordingly RB 43963 1984 14 the the DT 43963 1984 15 British british JJ 43963 1984 16 deposits deposit NNS 43963 1984 17 may may MD 43963 1984 18 be be VB 43963 1984 19 , , , 43963 1984 20 and and CC 43963 1984 21 are be VBP 43963 1984 22 usually usually RB 43963 1984 23 grouped group VBN 43963 1984 24 as as IN 43963 1984 25 under:-- under:-- NNP 43963 1984 26 Rhætic Rhætic NNP 43963 1984 27 or or CC 43963 1984 28 Penarth Penarth NNP 43963 1984 29 beds bed VBZ 43963 1984 30 Keuper Keuper NNP 43963 1984 31 { { -LRB- 43963 1984 32 Keuper Keuper NNP 43963 1984 33 Marls Marls NNP 43963 1984 34 { { -LRB- 43963 1984 35 Keuper Keuper NNP 43963 1984 36 Sandstones Sandstones NNP 43963 1984 37 [ [ -LRB- 43963 1984 38 Muschelkalk Muschelkalk NNP 43963 1984 39 ] ] -RRB- 43963 1984 40 absent absent JJ 43963 1984 41 { { -LRB- 43963 1984 42 Upper Upper NNP 43963 1984 43 Red Red NNP 43963 1984 44 and and CC 43963 1984 45 Mottled Mottled NNP 43963 1984 46 Sandstones Sandstones NNP 43963 1984 47 Bunter Bunter NNP 43963 1984 48 { { -LRB- 43963 1984 49 Bunter Bunter NNP 43963 1984 50 Pebble Pebble NNP 43963 1984 51 Beds Beds NNPS 43963 1984 52 { { -LRB- 43963 1984 53 Lower low JJR 43963 1984 54 Red Red NNP 43963 1984 55 and and CC 43963 1984 56 Mottled Mottled NNP 43963 1984 57 Sandstones Sandstones NNP 43963 1984 58 . . . 43963 1985 1 The the DT 43963 1985 2 threefold threefold JJ 43963 1985 3 grouping grouping NN 43963 1985 4 has have VBZ 43963 1985 5 been be VBN 43963 1985 6 applied apply VBN 43963 1985 7 more more RBR 43963 1985 8 or or CC 43963 1985 9 less less RBR 43963 1985 10 universally universally RB 43963 1985 11 , , , 43963 1985 12 but but CC 43963 1985 13 when when WRB 43963 1985 14 used use VBN 43963 1985 15 outside outside IN 43963 1985 16 the the DT 43963 1985 17 north north NN 43963 1985 18 - - HYPH 43963 1985 19 west west JJ 43963 1985 20 European european JJ 43963 1985 21 area area NN 43963 1985 22 , , , 43963 1985 23 it -PRON- PRP 43963 1985 24 loses lose VBZ 43963 1985 25 its -PRON- PRP$ 43963 1985 26 significance significance NN 43963 1985 27 , , , 43963 1985 28 as as IN 43963 1985 29 the the DT 43963 1985 30 conditions condition NNS 43963 1985 31 which which WDT 43963 1985 32 enable enable VBP 43963 1985 33 one one CD 43963 1985 34 to to TO 43963 1985 35 differentiate differentiate VB 43963 1985 36 the the DT 43963 1985 37 rocks rock NNS 43963 1985 38 of of IN 43963 1985 39 the the DT 43963 1985 40 three three CD 43963 1985 41 divisions division NNS 43963 1985 42 were be VBD 43963 1985 43 naturally naturally RB 43963 1985 44 only only RB 43963 1985 45 prevalent prevalent JJ 43963 1985 46 over over IN 43963 1985 47 a a DT 43963 1985 48 limited limited JJ 43963 1985 49 area area NN 43963 1985 50 . . . 43963 1986 1 _ _ NNP 43963 1986 2 Description Description NNP 43963 1986 3 of of IN 43963 1986 4 the the DT 43963 1986 5 strata strata NN 43963 1986 6 . . . 43963 1986 7 _ _ NNP 43963 1986 8 The the DT 43963 1986 9 British British NNP 43963 1986 10 Triassic Triassic NNP 43963 1986 11 rocks rock NNS 43963 1986 12 possess possess VBP 43963 1986 13 a a DT 43963 1986 14 certain certain JJ 43963 1986 15 sameness sameness NN 43963 1986 16 as as IN 43963 1986 17 regards regard VBZ 43963 1986 18 their -PRON- PRP$ 43963 1986 19 general general JJ 43963 1986 20 characters character NNS 43963 1986 21 , , , 43963 1986 22 consisting consist VBG 43963 1986 23 mainly mainly RB 43963 1986 24 of of IN 43963 1986 25 mechanical mechanical JJ 43963 1986 26 sediments sediment NNS 43963 1986 27 coloured colour VBN 43963 1986 28 red red JJ 43963 1986 29 by by IN 43963 1986 30 peroxide peroxide NN 43963 1986 31 of of IN 43963 1986 32 iron iron NN 43963 1986 33 , , , 43963 1986 34 with with IN 43963 1986 35 occasional occasional JJ 43963 1986 36 chemical chemical NN 43963 1986 37 precipitates precipitate NNS 43963 1986 38 of of IN 43963 1986 39 rock rock NN 43963 1986 40 - - HYPH 43963 1986 41 salt salt NN 43963 1986 42 and and CC 43963 1986 43 gypsum gypsum NN 43963 1986 44 . . . 43963 1987 1 They -PRON- PRP 43963 1987 2 have have VBP 43963 1987 3 a a DT 43963 1987 4 wider wide JJR 43963 1987 5 distribution distribution NN 43963 1987 6 over over IN 43963 1987 7 Britain Britain NNP 43963 1987 8 than than IN 43963 1987 9 have have VB 43963 1987 10 the the DT 43963 1987 11 Permian permian JJ 43963 1987 12 rocks rock NNS 43963 1987 13 , , , 43963 1987 14 and and CC 43963 1987 15 the the DT 43963 1987 16 lithological lithological JJ 43963 1987 17 characters character NNS 43963 1987 18 of of IN 43963 1987 19 the the DT 43963 1987 20 different different JJ 43963 1987 21 subdivisions subdivision NNS 43963 1987 22 do do VBP 43963 1987 23 not not RB 43963 1987 24 as as IN 43963 1987 25 a a DT 43963 1987 26 rule rule NN 43963 1987 27 vary vary VBP 43963 1987 28 to to IN 43963 1987 29 a a DT 43963 1987 30 remarkable remarkable JJ 43963 1987 31 degree degree NN 43963 1987 32 when when WRB 43963 1987 33 traced trace VBN 43963 1987 34 laterally laterally RB 43963 1987 35 . . . 43963 1988 1 The the DT 43963 1988 2 differences difference NNS 43963 1988 3 in in IN 43963 1988 4 detail detail NN 43963 1988 5 in in IN 43963 1988 6 the the DT 43963 1988 7 characters character NNS 43963 1988 8 of of IN 43963 1988 9 the the DT 43963 1988 10 various various JJ 43963 1988 11 deposits deposit NNS 43963 1988 12 are be VBP 43963 1988 13 noteworthy noteworthy JJ 43963 1988 14 , , , 43963 1988 15 and and CC 43963 1988 16 an an DT 43963 1988 17 explanation explanation NN 43963 1988 18 of of IN 43963 1988 19 the the DT 43963 1988 20 exact exact JJ 43963 1988 21 origin origin NN 43963 1988 22 of of IN 43963 1988 23 some some DT 43963 1988 24 of of IN 43963 1988 25 these these DT 43963 1988 26 abnormal abnormal JJ 43963 1988 27 deposits deposit NNS 43963 1988 28 which which WDT 43963 1988 29 will will MD 43963 1988 30 satisfy satisfy VB 43963 1988 31 everyone everyone NN 43963 1988 32 is be VBZ 43963 1988 33 not not RB 43963 1988 34 yet yet RB 43963 1988 35 forthcoming forthcoming JJ 43963 1988 36 . . . 43963 1989 1 Leaving leave VBG 43963 1989 2 the the DT 43963 1989 3 details detail NNS 43963 1989 4 out out IN 43963 1989 5 of of IN 43963 1989 6 consideration consideration NN 43963 1989 7 for for IN 43963 1989 8 the the DT 43963 1989 9 moment moment NN 43963 1989 10 , , , 43963 1989 11 and and CC 43963 1989 12 looking look VBG 43963 1989 13 at at IN 43963 1989 14 the the DT 43963 1989 15 general general JJ 43963 1989 16 aspect aspect NN 43963 1989 17 of of IN 43963 1989 18 the the DT 43963 1989 19 deposits deposit NNS 43963 1989 20 , , , 43963 1989 21 the the DT 43963 1989 22 prevalence prevalence NN 43963 1989 23 of of IN 43963 1989 24 conditions condition NNS 43963 1989 25 generally generally RB 43963 1989 26 similar similar JJ 43963 1989 27 to to IN 43963 1989 28 those those DT 43963 1989 29 which which WDT 43963 1989 30 existed exist VBD 43963 1989 31 over over IN 43963 1989 32 the the DT 43963 1989 33 British british JJ 43963 1989 34 Isles Isles NNPS 43963 1989 35 in in IN 43963 1989 36 the the DT 43963 1989 37 preceding precede VBG 43963 1989 38 Permian permian JJ 43963 1989 39 period period NN 43963 1989 40 is be VBZ 43963 1989 41 decidedly decidedly RB 43963 1989 42 indicated indicate VBN 43963 1989 43 by by IN 43963 1989 44 the the DT 43963 1989 45 nature nature NN 43963 1989 46 of of IN 43963 1989 47 the the DT 43963 1989 48 strata strata NN 43963 1989 49 , , , 43963 1989 50 though though IN 43963 1989 51 the the DT 43963 1989 52 continental continental JJ 43963 1989 53 conditions condition NNS 43963 1989 54 appear appear VBP 43963 1989 55 to to TO 43963 1989 56 have have VB 43963 1989 57 been be VBN 43963 1989 58 more more RBR 43963 1989 59 widely widely RB 43963 1989 60 established establish VBN 43963 1989 61 over over IN 43963 1989 62 our -PRON- PRP$ 43963 1989 63 area area NN 43963 1989 64 , , , 43963 1989 65 as as IN 43963 1989 66 shewn shew VBN 43963 1989 67 by by IN 43963 1989 68 the the DT 43963 1989 69 general general JJ 43963 1989 70 absence absence NN 43963 1989 71 of of IN 43963 1989 72 any any DT 43963 1989 73 calcareous calcareous JJ 43963 1989 74 deposits deposit NNS 43963 1989 75 resembling resemble VBG 43963 1989 76 the the DT 43963 1989 77 Magnesian Magnesian NNP 43963 1989 78 Limestone Limestone NNP 43963 1989 79 . . . 43963 1990 1 We -PRON- PRP 43963 1990 2 find find VBP 43963 1990 3 chemical chemical JJ 43963 1990 4 precipitates precipitate NNS 43963 1990 5 , , , 43963 1990 6 millet millet NN 43963 1990 7 - - HYPH 43963 1990 8 seed seed NN 43963 1990 9 sandstones sandstone NNS 43963 1990 10 , , , 43963 1990 11 and and CC 43963 1990 12 scree scree NN 43963 1990 13 - - HYPH 43963 1990 14 like like JJ 43963 1990 15 breccias breccia NNS 43963 1990 16 in in IN 43963 1990 17 the the DT 43963 1990 18 British British NNP 43963 1990 19 Triassic Triassic NNP 43963 1990 20 rocks rock NNS 43963 1990 21 as as RB 43963 1990 22 well well RB 43963 1990 23 as as IN 43963 1990 24 in in IN 43963 1990 25 those those DT 43963 1990 26 of of IN 43963 1990 27 Permian permian JJ 43963 1990 28 age age NN 43963 1990 29 , , , 43963 1990 30 and and CC 43963 1990 31 the the DT 43963 1990 32 paucity paucity NN 43963 1990 33 of of IN 43963 1990 34 a a DT 43963 1990 35 marine marine JJ 43963 1990 36 invertebrate invertebrate NN 43963 1990 37 fauna fauna NNS 43963 1990 38 in in IN 43963 1990 39 the the DT 43963 1990 40 Triassic Triassic NNP 43963 1990 41 rocks rock NNS 43963 1990 42 of of IN 43963 1990 43 Britain Britain NNP 43963 1990 44 is be VBZ 43963 1990 45 even even RB 43963 1990 46 more more RBR 43963 1990 47 apparent apparent JJ 43963 1990 48 than than IN 43963 1990 49 in in IN 43963 1990 50 the the DT 43963 1990 51 Permian permian JJ 43963 1990 52 strata strata NN 43963 1990 53 . . . 43963 1991 1 It -PRON- PRP 43963 1991 2 is be VBZ 43963 1991 3 only only RB 43963 1991 4 at at IN 43963 1991 5 the the DT 43963 1991 6 extreme extreme JJ 43963 1991 7 close close NN 43963 1991 8 of of IN 43963 1991 9 the the DT 43963 1991 10 Triassic Triassic NNP 43963 1991 11 period period NN 43963 1991 12 , , , 43963 1991 13 during during IN 43963 1991 14 the the DT 43963 1991 15 deposition deposition NN 43963 1991 16 of of IN 43963 1991 17 the the DT 43963 1991 18 rocks rock NNS 43963 1991 19 which which WDT 43963 1991 20 are be VBP 43963 1991 21 admitted admit VBN 43963 1991 22 on on IN 43963 1991 23 all all DT 43963 1991 24 hands hand NNS 43963 1991 25 to to TO 43963 1991 26 be be VB 43963 1991 27 of of IN 43963 1991 28 Rhætic rhætic JJ 43963 1991 29 age age NN 43963 1991 30 , , , 43963 1991 31 that that IN 43963 1991 32 we -PRON- PRP 43963 1991 33 note note VBP 43963 1991 34 the the DT 43963 1991 35 incoming incoming NN 43963 1991 36 of of IN 43963 1991 37 those those DT 43963 1991 38 marine marine JJ 43963 1991 39 conditions condition NNS 43963 1991 40 over over IN 43963 1991 41 our -PRON- PRP$ 43963 1991 42 area area NN 43963 1991 43 , , , 43963 1991 44 which which WDT 43963 1991 45 prevailed prevail VBD 43963 1991 46 so so RB 43963 1991 47 extensively extensively RB 43963 1991 48 , , , 43963 1991 49 with with IN 43963 1991 50 few few JJ 43963 1991 51 local local JJ 43963 1991 52 exceptions exception NNS 43963 1991 53 , , , 43963 1991 54 during during IN 43963 1991 55 the the DT 43963 1991 56 remainder remainder NN 43963 1991 57 of of IN 43963 1991 58 the the DT 43963 1991 59 Mesozoic Mesozoic NNP 43963 1991 60 and and CC 43963 1991 61 the the DT 43963 1991 62 early early JJ 43963 1991 63 part part NN 43963 1991 64 of of IN 43963 1991 65 Tertiary Tertiary NNP 43963 1991 66 times time NNS 43963 1991 67 ; ; : 43963 1991 68 the the DT 43963 1991 69 Rhætic rhætic JJ 43963 1991 70 beds bed NNS 43963 1991 71 , , , 43963 1991 72 in in IN 43963 1991 73 fact fact NN 43963 1991 74 , , , 43963 1991 75 mark mark VB 43963 1991 76 the the DT 43963 1991 77 commencement commencement NN 43963 1991 78 of of IN 43963 1991 79 the the DT 43963 1991 80 third third JJ 43963 1991 81 marine marine JJ 43963 1991 82 period period NN 43963 1991 83 . . . 43963 1992 1 Referring refer VBG 43963 1992 2 to to IN 43963 1992 3 the the DT 43963 1992 4 strata strata NN 43963 1992 5 in in IN 43963 1992 6 further further JJ 43963 1992 7 detail detail NN 43963 1992 8 , , , 43963 1992 9 we -PRON- PRP 43963 1992 10 may may MD 43963 1992 11 proceed proceed VB 43963 1992 12 to to TO 43963 1992 13 consider consider VB 43963 1992 14 the the DT 43963 1992 15 character character NN 43963 1992 16 of of IN 43963 1992 17 the the DT 43963 1992 18 different different JJ 43963 1992 19 subdivisions subdivision NNS 43963 1992 20 in in IN 43963 1992 21 the the DT 43963 1992 22 order order NN 43963 1992 23 of of IN 43963 1992 24 their -PRON- PRP$ 43963 1992 25 formation formation NN 43963 1992 26 , , , 43963 1992 27 commencing commence VBG 43963 1992 28 as as IN 43963 1992 29 usual usual JJ 43963 1992 30 with with IN 43963 1992 31 the the DT 43963 1992 32 oldest old JJS 43963 1992 33 . . . 43963 1993 1 The the DT 43963 1993 2 Bunter Bunter NNP 43963 1993 3 deposits deposit NNS 43963 1993 4 rest rest VBP 43963 1993 5 in in IN 43963 1993 6 places place NNS 43963 1993 7 upon upon IN 43963 1993 8 those those DT 43963 1993 9 of of IN 43963 1993 10 Permian permian JJ 43963 1993 11 age age NN 43963 1993 12 with with IN 43963 1993 13 an an DT 43963 1993 14 unconformity unconformity NN 43963 1993 15 at at IN 43963 1993 16 the the DT 43963 1993 17 junction junction NN 43963 1993 18 , , , 43963 1993 19 but but CC 43963 1993 20 as as IN 43963 1993 21 these these DT 43963 1993 22 unconformities unconformitie NNS 43963 1993 23 occur occur VBP 43963 1993 24 frequently frequently RB 43963 1993 25 among among IN 43963 1993 26 the the DT 43963 1993 27 British British NNP 43963 1993 28 Triassic Triassic NNP 43963 1993 29 rocks rock NNS 43963 1993 30 , , , 43963 1993 31 it -PRON- PRP 43963 1993 32 is be VBZ 43963 1993 33 doubtful doubtful JJ 43963 1993 34 whether whether IN 43963 1993 35 this this DT 43963 1993 36 unconformity unconformity NN 43963 1993 37 marks mark VBZ 43963 1993 38 more more RBR 43963 1993 39 than than IN 43963 1993 40 very very RB 43963 1993 41 local local JJ 43963 1993 42 change change NN 43963 1993 43 of of IN 43963 1993 44 physical physical JJ 43963 1993 45 conditions condition NNS 43963 1993 46 . . . 43963 1994 1 The the DT 43963 1994 2 lower low JJR 43963 1994 3 and and CC 43963 1994 4 upper upper JJ 43963 1994 5 divisions division NNS 43963 1994 6 of of IN 43963 1994 7 the the DT 43963 1994 8 Bunter Bunter NNP 43963 1994 9 sandstone sandstone NN 43963 1994 10 consist consist NN 43963 1994 11 of of IN 43963 1994 12 false false RB 43963 1994 13 - - HYPH 43963 1994 14 bedded bedded JJ 43963 1994 15 red red JJ 43963 1994 16 and and CC 43963 1994 17 variegated variegate VBD 43963 1994 18 sandstones sandstone NNS 43963 1994 19 , , , 43963 1994 20 and and CC 43963 1994 21 there there EX 43963 1994 22 is be VBZ 43963 1994 23 no no DT 43963 1994 24 great great JJ 43963 1994 25 difficulty difficulty NN 43963 1994 26 in in IN 43963 1994 27 explaining explain VBG 43963 1994 28 their -PRON- PRP$ 43963 1994 29 formation formation NN 43963 1994 30 in in IN 43963 1994 31 desert desert NN 43963 1994 32 areas area NNS 43963 1994 33 with with IN 43963 1994 34 tracts tract NNS 43963 1994 35 of of IN 43963 1994 36 water water NN 43963 1994 37 , , , 43963 1994 38 but but CC 43963 1994 39 the the DT 43963 1994 40 great great JJ 43963 1994 41 change change NN 43963 1994 42 which which WDT 43963 1994 43 marks mark VBZ 43963 1994 44 the the DT 43963 1994 45 appearance appearance NN 43963 1994 46 and and CC 43963 1994 47 disappearance disappearance NN 43963 1994 48 of of IN 43963 1994 49 the the DT 43963 1994 50 middle middle NNP 43963 1994 51 division division NN 43963 1994 52 , , , 43963 1994 53 the the DT 43963 1994 54 Bunter Bunter NNP 43963 1994 55 pebble pebble NN 43963 1994 56 beds bed NNS 43963 1994 57 , , , 43963 1994 58 requires require VBZ 43963 1994 59 some some DT 43963 1994 60 explanation explanation NN 43963 1994 61 , , , 43963 1994 62 for for IN 43963 1994 63 the the DT 43963 1994 64 contrast contrast NN 43963 1994 65 between between IN 43963 1994 66 the the DT 43963 1994 67 lithological lithological JJ 43963 1994 68 characters character NNS 43963 1994 69 of of IN 43963 1994 70 the the DT 43963 1994 71 rocks rock NNS 43963 1994 72 of of IN 43963 1994 73 this this DT 43963 1994 74 division division NN 43963 1994 75 and and CC 43963 1994 76 those those DT 43963 1994 77 of of IN 43963 1994 78 the the DT 43963 1994 79 rocks rock NNS 43963 1994 80 appertaining appertain VBG 43963 1994 81 to to IN 43963 1994 82 the the DT 43963 1994 83 preceding precede VBG 43963 1994 84 and and CC 43963 1994 85 succeeding succeed VBG 43963 1994 86 division division NN 43963 1994 87 is be VBZ 43963 1994 88 very very RB 43963 1994 89 marked marked JJ 43963 1994 90 . . . 43963 1995 1 The the DT 43963 1995 2 matrix matrix NN 43963 1995 3 differs differ VBZ 43963 1995 4 , , , 43963 1995 5 but but CC 43963 1995 6 the the DT 43963 1995 7 main main JJ 43963 1995 8 difference difference NN 43963 1995 9 is be VBZ 43963 1995 10 the the DT 43963 1995 11 abundance abundance NN 43963 1995 12 of of IN 43963 1995 13 pebbles pebble NNS 43963 1995 14 , , , 43963 1995 15 mostly mostly RB 43963 1995 16 of of IN 43963 1995 17 fairly fairly RB 43963 1995 18 uniform uniform JJ 43963 1995 19 size size NN 43963 1995 20 , , , 43963 1995 21 well well RB 43963 1995 22 rounded rounded JJ 43963 1995 23 , , , 43963 1995 24 and and CC 43963 1995 25 largely largely RB 43963 1995 26 consisting consist VBG 43963 1995 27 of of IN 43963 1995 28 liver liver NN 43963 1995 29 - - HYPH 43963 1995 30 coloured colour VBN 43963 1995 31 quartzite quartzite NN 43963 1995 32 . . . 43963 1996 1 Much much JJ 43963 1996 2 difference difference NN 43963 1996 3 of of IN 43963 1996 4 opinion opinion NN 43963 1996 5 exists exist VBZ 43963 1996 6 as as IN 43963 1996 7 to to IN 43963 1996 8 the the DT 43963 1996 9 exact exact JJ 43963 1996 10 origin origin NN 43963 1996 11 of of IN 43963 1996 12 these these DT 43963 1996 13 pebble pebble JJ 43963 1996 14 beds bed NNS 43963 1996 15 , , , 43963 1996 16 and and CC 43963 1996 17 the the DT 43963 1996 18 source source NN 43963 1996 19 of of IN 43963 1996 20 the the DT 43963 1996 21 pebbles pebble NNS 43963 1996 22 , , , 43963 1996 23 but but CC 43963 1996 24 without without IN 43963 1996 25 entering enter VBG 43963 1996 26 into into IN 43963 1996 27 this this DT 43963 1996 28 vexed vexed JJ 43963 1996 29 question question NN 43963 1996 30 , , , 43963 1996 31 it -PRON- PRP 43963 1996 32 may may MD 43963 1996 33 be be VB 43963 1996 34 remarked remark VBN 43963 1996 35 that that IN 43963 1996 36 the the DT 43963 1996 37 agency agency NN 43963 1996 38 of of IN 43963 1996 39 rivers river NNS 43963 1996 40 has have VBZ 43963 1996 41 been be VBN 43963 1996 42 somewhat somewhat RB 43963 1996 43 generally generally RB 43963 1996 44 invoked invoke VBN 43963 1996 45 to to TO 43963 1996 46 account account VB 43963 1996 47 for for IN 43963 1996 48 their -PRON- PRP$ 43963 1996 49 transport transport NN 43963 1996 50 , , , 43963 1996 51 and and CC 43963 1996 52 the the DT 43963 1996 53 conditions condition NNS 43963 1996 54 during during IN 43963 1996 55 their -PRON- PRP$ 43963 1996 56 accumulation accumulation NN 43963 1996 57 need need VBP 43963 1996 58 not not RB 43963 1996 59 have have VB 43963 1996 60 been be VBN 43963 1996 61 very very RB 43963 1996 62 different different JJ 43963 1996 63 from from IN 43963 1996 64 those those DT 43963 1996 65 which which WDT 43963 1996 66 are be VBP 43963 1996 67 now now RB 43963 1996 68 found find VBN 43963 1996 69 in in IN 43963 1996 70 northern northern JJ 43963 1996 71 India India NNP 43963 1996 72 where where WRB 43963 1996 73 the the DT 43963 1996 74 torrential torrential JJ 43963 1996 75 rivers river NNS 43963 1996 76 of of IN 43963 1996 77 the the DT 43963 1996 78 south south JJ 43963 1996 79 side side NN 43963 1996 80 of of IN 43963 1996 81 the the DT 43963 1996 82 Himalayan himalayan JJ 43963 1996 83 chains chain NNS 43963 1996 84 debouch debouch VBP 43963 1996 85 upon upon IN 43963 1996 86 the the DT 43963 1996 87 plain plain NN 43963 1996 88 , , , 43963 1996 89 and and CC 43963 1996 90 spread spread VB 43963 1996 91 an an DT 43963 1996 92 abundant abundant JJ 43963 1996 93 deposit deposit NN 43963 1996 94 of of IN 43963 1996 95 well well RB 43963 1996 96 - - HYPH 43963 1996 97 worn wear VBN 43963 1996 98 pebbles pebble NNS 43963 1996 99 over over IN 43963 1996 100 the the DT 43963 1996 101 finer fine JJR 43963 1996 102 silts silt NNS 43963 1996 103 which which WDT 43963 1996 104 were be VBD 43963 1996 105 previously previously RB 43963 1996 106 laid lay VBN 43963 1996 107 down down RP 43963 1996 108 thereon thereon NN 43963 1996 109 . . . 43963 1997 1 The the DT 43963 1997 2 junction junction NN 43963 1997 3 of of IN 43963 1997 4 the the DT 43963 1997 5 Bunter Bunter NNP 43963 1997 6 and and CC 43963 1997 7 Keuper Keuper NNP 43963 1997 8 beds bed NNS 43963 1997 9 requires require VBZ 43963 1997 10 a a DT 43963 1997 11 short short JJ 43963 1997 12 notice notice NN 43963 1997 13 . . . 43963 1998 1 It -PRON- PRP 43963 1998 2 is be VBZ 43963 1998 3 usually usually RB 43963 1998 4 if if IN 43963 1998 5 not not RB 43963 1998 6 always always RB 43963 1998 7 an an DT 43963 1998 8 unconformable unconformable JJ 43963 1998 9 one one NN 43963 1998 10 in in IN 43963 1998 11 Britain Britain NNP 43963 1998 12 , , , 43963 1998 13 and and CC 43963 1998 14 it -PRON- PRP 43963 1998 15 is be VBZ 43963 1998 16 generally generally RB 43963 1998 17 assumed assume VBN 43963 1998 18 that that IN 43963 1998 19 the the DT 43963 1998 20 absence absence NN 43963 1998 21 of of IN 43963 1998 22 the the DT 43963 1998 23 Muschelkalk Muschelkalk NNP 43963 1998 24 of of IN 43963 1998 25 the the DT 43963 1998 26 Continent continent NN 43963 1998 27 is be VBZ 43963 1998 28 due due JJ 43963 1998 29 to to IN 43963 1998 30 the the DT 43963 1998 31 presence presence NN 43963 1998 32 of of IN 43963 1998 33 land land NN 43963 1998 34 undergoing undergo VBG 43963 1998 35 denudation denudation NN 43963 1998 36 in in IN 43963 1998 37 Britain Britain NNP 43963 1998 38 during during IN 43963 1998 39 the the DT 43963 1998 40 time time NN 43963 1998 41 when when WRB 43963 1998 42 the the DT 43963 1998 43 Muschelkalk Muschelkalk NNP 43963 1998 44 was be VBD 43963 1998 45 elsewhere elsewhere RB 43963 1998 46 deposited deposit VBN 43963 1998 47 , , , 43963 1998 48 though though IN 43963 1998 49 it -PRON- PRP 43963 1998 50 is be VBZ 43963 1998 51 quite quite RB 43963 1998 52 possible possible JJ 43963 1998 53 that that IN 43963 1998 54 the the DT 43963 1998 55 Muschelkalk Muschelkalk NNP 43963 1998 56 epoch epoch NN 43963 1998 57 is be VBZ 43963 1998 58 represented represent VBN 43963 1998 59 in in IN 43963 1998 60 Britain Britain NNP 43963 1998 61 not not RB 43963 1998 62 only only RB 43963 1998 63 by by IN 43963 1998 64 the the DT 43963 1998 65 time time NN 43963 1998 66 which which WDT 43963 1998 67 elapsed elapse VBD 43963 1998 68 when when WRB 43963 1998 69 the the DT 43963 1998 70 unconformity unconformity NN 43963 1998 71 was be VBD 43963 1998 72 being be VBG 43963 1998 73 impressed impressed JJ 43963 1998 74 on on IN 43963 1998 75 the the DT 43963 1998 76 rocks rock NNS 43963 1998 77 , , , 43963 1998 78 but but CC 43963 1998 79 also also RB 43963 1998 80 during during IN 43963 1998 81 the the DT 43963 1998 82 true true JJ 43963 1998 83 deposition deposition NN 43963 1998 84 of of IN 43963 1998 85 the the DT 43963 1998 86 upper upper JJ 43963 1998 87 part part NN 43963 1998 88 of of IN 43963 1998 89 the the DT 43963 1998 90 Bunter Bunter NNP 43963 1998 91 beds bed NNS 43963 1998 92 , , , 43963 1998 93 or or CC 43963 1998 94 the the DT 43963 1998 95 lower low JJR 43963 1998 96 part part NN 43963 1998 97 of of IN 43963 1998 98 the the DT 43963 1998 99 Keuper Keuper NNP 43963 1998 100 , , , 43963 1998 101 or or CC 43963 1998 102 both both DT 43963 1998 103 . . . 43963 1999 1 The the DT 43963 1999 2 Keuper Keuper NNP 43963 1999 3 sandstones sandstone VBZ 43963 1999 4 and and CC 43963 1999 5 marls marl NNS 43963 1999 6 contain contain VBP 43963 1999 7 a a DT 43963 1999 8 great great JJ 43963 1999 9 development development NN 43963 1999 10 of of IN 43963 1999 11 chemical chemical NN 43963 1999 12 deposits deposit NNS 43963 1999 13 , , , 43963 1999 14 of of IN 43963 1999 15 millet millet NN 43963 1999 16 - - HYPH 43963 1999 17 seed seed NN 43963 1999 18 sands sand NNS 43963 1999 19 , , , 43963 1999 20 and and CC 43963 1999 21 of of IN 43963 1999 22 many many JJ 43963 1999 23 other other JJ 43963 1999 24 features feature NNS 43963 1999 25 pointing point VBG 43963 1999 26 to to TO 43963 1999 27 desert desert VB 43963 1999 28 conditions condition NNS 43963 1999 29 , , , 43963 1999 30 such such JJ 43963 1999 31 as as IN 43963 1999 32 sun sun NN 43963 1999 33 - - HYPH 43963 1999 34 cracks crack NNS 43963 1999 35 , , , 43963 1999 36 tracks track NNS 43963 1999 37 of of IN 43963 1999 38 animals animal NNS 43963 1999 39 impressed impress VBN 43963 1999 40 upon upon IN 43963 1999 41 a a DT 43963 1999 42 rapidly rapidly RB 43963 1999 43 drying dry VBG 43963 1999 44 surface surface NN 43963 1999 45 , , , 43963 1999 46 and and CC 43963 1999 47 pseudomorphs pseudomorph NNS 43963 1999 48 of of IN 43963 1999 49 mud mud NN 43963 1999 50 after after IN 43963 1999 51 rock rock NN 43963 1999 52 salt salt NN 43963 1999 53 in in IN 43963 1999 54 the the DT 43963 1999 55 form form NN 43963 1999 56 of of IN 43963 1999 57 cubes cube NNS 43963 1999 58 and and CC 43963 1999 59 hopper hopper NN 43963 1999 60 - - HYPH 43963 1999 61 crystals crystal NNS 43963 1999 62 ; ; : 43963 1999 63 furthermore furthermore RB 43963 1999 64 we -PRON- PRP 43963 1999 65 find find VBP 43963 1999 66 the the DT 43963 1999 67 scree scree NN 43963 1999 68 - - HYPH 43963 1999 69 like like JJ 43963 1999 70 breccias breccia NNS 43963 1999 71 at at IN 43963 1999 72 different different JJ 43963 1999 73 horizons horizon NNS 43963 1999 74 of of IN 43963 1999 75 the the DT 43963 1999 76 Keuper Keuper NNP 43963 1999 77 beds bed VBZ 43963 1999 78 where where WRB 43963 1999 79 they -PRON- PRP 43963 1999 80 abut abut VBP 43963 1999 81 against against IN 43963 1999 82 the the DT 43963 1999 83 old old JJ 43963 1999 84 Mendip Mendip NNP 43963 1999 85 ridge ridge NN 43963 1999 86 composed compose VBN 43963 1999 87 largely largely RB 43963 1999 88 of of IN 43963 1999 89 mountain mountain NN 43963 1999 90 - - HYPH 43963 1999 91 limestone limestone NN 43963 1999 92 which which WDT 43963 1999 93 furnished furnish VBD 43963 1999 94 the the DT 43963 1999 95 fragments fragment NNS 43963 1999 96 , , , 43963 1999 97 as as IN 43963 1999 98 was be VBD 43963 1999 99 the the DT 43963 1999 100 case case NN 43963 1999 101 with with IN 43963 1999 102 the the DT 43963 1999 103 brockrams brockram NNS 43963 1999 104 abutting abut VBG 43963 1999 105 against against IN 43963 1999 106 the the DT 43963 1999 107 Pennine Pennine NNP 43963 1999 108 ridge ridge NN 43963 1999 109 . . . 43963 2000 1 It -PRON- PRP 43963 2000 2 must must MD 43963 2000 3 be be VB 43963 2000 4 noted note VBN 43963 2000 5 that that IN 43963 2000 6 the the DT 43963 2000 7 chemical chemical NN 43963 2000 8 precipitates precipitate NNS 43963 2000 9 of of IN 43963 2000 10 Triassic Triassic NNP 43963 2000 11 age age NN 43963 2000 12 consist consist VBP 43963 2000 13 of of IN 43963 2000 14 the the DT 43963 2000 15 less less RBR 43963 2000 16 soluble soluble JJ 43963 2000 17 substances substance NNS 43963 2000 18 dissolved dissolve VBN 43963 2000 19 in in IN 43963 2000 20 ocean ocean NN 43963 2000 21 water water NN 43963 2000 22 , , , 43963 2000 23 namely namely RB 43963 2000 24 , , , 43963 2000 25 gypsum gypsum NN 43963 2000 26 and and CC 43963 2000 27 rock rock NN 43963 2000 28 salt salt NN 43963 2000 29 , , , 43963 2000 30 whilst whilst IN 43963 2000 31 the the DT 43963 2000 32 more more JJR 43963 2000 33 deliquescent deliquescent NN 43963 2000 34 potash potash NNP 43963 2000 35 and and CC 43963 2000 36 magnesia magnesia NNP 43963 2000 37 salts salts NNP 43963 2000 38 are be VBP 43963 2000 39 not not RB 43963 2000 40 represented represent VBN 43963 2000 41 in in IN 43963 2000 42 Britain Britain NNP 43963 2000 43 . . . 43963 2001 1 Turning turn VBG 43963 2001 2 to to IN 43963 2001 3 these these DT 43963 2001 4 continental continental JJ 43963 2001 5 beds bed NNS 43963 2001 6 , , , 43963 2001 7 we -PRON- PRP 43963 2001 8 get get VBP 43963 2001 9 evidence evidence NN 43963 2001 10 of of IN 43963 2001 11 a a DT 43963 2001 12 general general JJ 43963 2001 13 approach approach NN 43963 2001 14 to to TO 43963 2001 15 open open VB 43963 2001 16 sea sea NN 43963 2001 17 conditions condition NNS 43963 2001 18 as as IN 43963 2001 19 we -PRON- PRP 43963 2001 20 pass pass VBP 43963 2001 21 away away RB 43963 2001 22 from from IN 43963 2001 23 Britain Britain NNP 43963 2001 24 in in IN 43963 2001 25 a a DT 43963 2001 26 south south RB 43963 2001 27 - - HYPH 43963 2001 28 easterly easterly JJ 43963 2001 29 direction direction NN 43963 2001 30 as as RB 43963 2001 31 roughly roughly RB 43963 2001 32 shewn shewn JJ 43963 2001 33 in in IN 43963 2001 34 the the DT 43963 2001 35 following follow VBG 43963 2001 36 diagram diagram NN 43963 2001 37 ( ( -LRB- 43963 2001 38 fig fig NN 43963 2001 39 . . . 43963 2002 1 22 22 CD 43963 2002 2 ) ) -RRB- 43963 2002 3 , , , 43963 2002 4 where where WRB 43963 2002 5 _ _ NNP 43963 2002 6 B B NNP 43963 2002 7 _ _ NNP 43963 2002 8 represents represent VBZ 43963 2002 9 the the DT 43963 2002 10 Bunter Bunter NNP 43963 2002 11 beds bed NNS 43963 2002 12 , , , 43963 2002 13 _ _ NNP 43963 2002 14 M M NNP 43963 2002 15 _ _ NNP 43963 2002 16 the the DT 43963 2002 17 Muschelkalk Muschelkalk NNP 43963 2002 18 , , , 43963 2002 19 and and CC 43963 2002 20 _ _ NNP 43963 2002 21 K K NNP 43963 2002 22 _ _ NNP 43963 2002 23 the the DT 43963 2002 24 Keuper Keuper NNP 43963 2002 25 . . . 43963 2003 1 [ [ -LRB- 43963 2003 2 Illustration illustration NN 43963 2003 3 : : : 43963 2003 4 Fig Fig NNP 43963 2003 5 . . . 43963 2004 1 22 22 CD 43963 2004 2 . . . 43963 2004 3 ] ] -RRB- 43963 2005 1 It -PRON- PRP 43963 2005 2 will will MD 43963 2005 3 be be VB 43963 2005 4 seen see VBN 43963 2005 5 that that IN 43963 2005 6 the the DT 43963 2005 7 mechanical mechanical JJ 43963 2005 8 sediments sediment NNS 43963 2005 9 gradually gradually RB 43963 2005 10 die die VBP 43963 2005 11 out out RP 43963 2005 12 and and CC 43963 2005 13 become become VB 43963 2005 14 replaced replace VBN 43963 2005 15 by by IN 43963 2005 16 calcareous calcareous JJ 43963 2005 17 material material NN 43963 2005 18 as as IN 43963 2005 19 one one CD 43963 2005 20 passes pass VBZ 43963 2005 21 from from IN 43963 2005 22 Britain Britain NNP 43963 2005 23 towards towards IN 43963 2005 24 Switzerland Switzerland NNP 43963 2005 25 ; ; : 43963 2005 26 the the DT 43963 2005 27 Muschelkalk Muschelkalk NNP 43963 2005 28 is be VBZ 43963 2005 29 very very RB 43963 2005 30 thin thin JJ 43963 2005 31 in in IN 43963 2005 32 the the DT 43963 2005 33 east east NN 43963 2005 34 of of IN 43963 2005 35 France France NNP 43963 2005 36 and and CC 43963 2005 37 thickens thicken VBZ 43963 2005 38 out out RP 43963 2005 39 in in IN 43963 2005 40 Germany Germany NNP 43963 2005 41 , , , 43963 2005 42 while while IN 43963 2005 43 in in IN 43963 2005 44 Switzerland Switzerland NNP 43963 2005 45 Keuper Keuper NNP 43963 2005 46 , , , 43963 2005 47 Muschelkalk Muschelkalk NNP 43963 2005 48 and and CC 43963 2005 49 Bunter Bunter NNP 43963 2005 50 are be VBP 43963 2005 51 alike alike RB 43963 2005 52 largely largely RB 43963 2005 53 represented represent VBN 43963 2005 54 by by IN 43963 2005 55 calcareous calcareous JJ 43963 2005 56 deposits deposit NNS 43963 2005 57 , , , 43963 2005 58 and and CC 43963 2005 59 the the DT 43963 2005 60 mechanical mechanical JJ 43963 2005 61 deposits deposit NNS 43963 2005 62 are be VBP 43963 2005 63 chiefly chiefly RB 43963 2005 64 argillaceous argillaceous JJ 43963 2005 65 , , , 43963 2005 66 the the DT 43963 2005 67 only only JJ 43963 2005 68 important important JJ 43963 2005 69 sandstone sandstone NN 43963 2005 70 being be VBG 43963 2005 71 situated situate VBN 43963 2005 72 at at IN 43963 2005 73 the the DT 43963 2005 74 extreme extreme JJ 43963 2005 75 base base NN 43963 2005 76 of of IN 43963 2005 77 the the DT 43963 2005 78 Bunter Bunter NNP 43963 2005 79 series series NN 43963 2005 80 . . . 43963 2006 1 The the DT 43963 2006 2 marine marine JJ 43963 2006 3 development development NN 43963 2006 4 of of IN 43963 2006 5 the the DT 43963 2006 6 Triassic Triassic NNP 43963 2006 7 system system NN 43963 2006 8 is be VBZ 43963 2006 9 naturally naturally RB 43963 2006 10 the the DT 43963 2006 11 one one NN 43963 2006 12 which which WDT 43963 2006 13 is be VBZ 43963 2006 14 most most RBS 43963 2006 15 widely widely RB 43963 2006 16 spread spread VBN 43963 2006 17 , , , 43963 2006 18 though though IN 43963 2006 19 full full JJ 43963 2006 20 appreciation appreciation NN 43963 2006 21 of of IN 43963 2006 22 its -PRON- PRP$ 43963 2006 23 importance importance NN 43963 2006 24 has have VBZ 43963 2006 25 only only RB 43963 2006 26 taken take VBN 43963 2006 27 place place NN 43963 2006 28 as as IN 43963 2006 29 the the DT 43963 2006 30 result result NN 43963 2006 31 of of IN 43963 2006 32 researches research NNS 43963 2006 33 in in IN 43963 2006 34 distant distant JJ 43963 2006 35 climes clime NNS 43963 2006 36 of of IN 43963 2006 37 recent recent JJ 43963 2006 38 years year NNS 43963 2006 39 . . . 43963 2007 1 It -PRON- PRP 43963 2007 2 is be VBZ 43963 2007 3 found find VBN 43963 2007 4 in in IN 43963 2007 5 southern southern JJ 43963 2007 6 Europe Europe NNP 43963 2007 7 , , , 43963 2007 8 in in IN 43963 2007 9 Spitsbergen Spitsbergen NNP 43963 2007 10 , , , 43963 2007 11 in in IN 43963 2007 12 considerable considerable JJ 43963 2007 13 tracts tract NNS 43963 2007 14 of of IN 43963 2007 15 Asia Asia NNP 43963 2007 16 , , , 43963 2007 17 including include VBG 43963 2007 18 India India NNP 43963 2007 19 , , , 43963 2007 20 and and CC 43963 2007 21 along along IN 43963 2007 22 the the DT 43963 2007 23 Pacific Pacific NNP 43963 2007 24 coast coast NN 43963 2007 25 region region NN 43963 2007 26 of of IN 43963 2007 27 North North NNP 43963 2007 28 America America NNP 43963 2007 29 , , , 43963 2007 30 and and CC 43963 2007 31 everywhere everywhere RB 43963 2007 32 possesses possess VBZ 43963 2007 33 much much RB 43963 2007 34 the the DT 43963 2007 35 same same JJ 43963 2007 36 characters character NNS 43963 2007 37 . . . 43963 2008 1 It -PRON- PRP 43963 2008 2 will will MD 43963 2008 3 be be VB 43963 2008 4 seen see VBN 43963 2008 5 from from IN 43963 2008 6 the the DT 43963 2008 7 above above JJ 43963 2008 8 remarks remark NNS 43963 2008 9 that that IN 43963 2008 10 the the DT 43963 2008 11 physical physical JJ 43963 2008 12 conditions condition NNS 43963 2008 13 which which WDT 43963 2008 14 prevailed prevail VBD 43963 2008 15 in in IN 43963 2008 16 the the DT 43963 2008 17 continental continental JJ 43963 2008 18 area area NN 43963 2008 19 of of IN 43963 2008 20 Triassic Triassic NNP 43963 2008 21 times times NNP 43963 2008 22 which which WDT 43963 2008 23 is be VBZ 43963 2008 24 now now RB 43963 2008 25 partly partly RB 43963 2008 26 occupied occupy VBN 43963 2008 27 by by IN 43963 2008 28 the the DT 43963 2008 29 British british JJ 43963 2008 30 Isles Isles NNPS 43963 2008 31 are be VBP 43963 2008 32 most most RBS 43963 2008 33 closely closely RB 43963 2008 34 represented represent VBN 43963 2008 35 by by IN 43963 2008 36 those those DT 43963 2008 37 of of IN 43963 2008 38 the the DT 43963 2008 39 desert desert NN 43963 2008 40 regions region NNS 43963 2008 41 of of IN 43963 2008 42 central central JJ 43963 2008 43 Asia Asia NNP 43963 2008 44 , , , 43963 2008 45 hemmed hem VBN 43963 2008 46 in in IN 43963 2008 47 by by IN 43963 2008 48 the the DT 43963 2008 49 mountain mountain NN 43963 2008 50 ranges range NNS 43963 2008 51 which which WDT 43963 2008 52 intercept intercept VBP 43963 2008 53 the the DT 43963 2008 54 vapour vapour JJ 43963 2008 55 - - HYPH 43963 2008 56 laden laden JJ 43963 2008 57 winds wind NNS 43963 2008 58 of of IN 43963 2008 59 the the DT 43963 2008 60 oceans ocean NNS 43963 2008 61 , , , 43963 2008 62 and and CC 43963 2008 63 cause cause VB 43963 2008 64 them -PRON- PRP 43963 2008 65 to to TO 43963 2008 66 precipitate precipitate VB 43963 2008 67 the the DT 43963 2008 68 great great JJ 43963 2008 69 bulk bulk NN 43963 2008 70 of of IN 43963 2008 71 their -PRON- PRP$ 43963 2008 72 vapour vapour NN 43963 2008 73 on on IN 43963 2008 74 the the DT 43963 2008 75 seaward seaward NN 43963 2008 76 slopes slope NNS 43963 2008 77 of of IN 43963 2008 78 the the DT 43963 2008 79 mountains mountain NNS 43963 2008 80 , , , 43963 2008 81 so so IN 43963 2008 82 that that IN 43963 2008 83 they -PRON- PRP 43963 2008 84 blow blow VBP 43963 2008 85 over over IN 43963 2008 86 the the DT 43963 2008 87 deserts desert NNS 43963 2008 88 as as IN 43963 2008 89 dry dry JJ 43963 2008 90 winds wind NNS 43963 2008 91 , , , 43963 2008 92 causing cause VBG 43963 2008 93 the the DT 43963 2008 94 fall fall NN 43963 2008 95 of of IN 43963 2008 96 any any DT 43963 2008 97 large large JJ 43963 2008 98 amount amount NN 43963 2008 99 of of IN 43963 2008 100 rain rain NN 43963 2008 101 to to TO 43963 2008 102 be be VB 43963 2008 103 a a DT 43963 2008 104 rare rare JJ 43963 2008 105 though though RB 43963 2008 106 by by IN 43963 2008 107 no no DT 43963 2008 108 means means NN 43963 2008 109 unknown unknown JJ 43963 2008 110 event event NN 43963 2008 111 in in IN 43963 2008 112 the the DT 43963 2008 113 desert desert NN 43963 2008 114 regions region NNS 43963 2008 115 . . . 43963 2009 1 _ _ NNP 43963 2009 2 Flora Flora NNP 43963 2009 3 and and CC 43963 2009 4 Fauna Fauna NNP 43963 2009 5 of of IN 43963 2009 6 the the DT 43963 2009 7 Period Period NNP 43963 2009 8 . . . 43963 2009 9 _ _ NNP 43963 2009 10 The the DT 43963 2009 11 Triassic Triassic NNP 43963 2009 12 flora flora NNS 43963 2009 13 is be VBZ 43963 2009 14 essentially essentially RB 43963 2009 15 similar similar JJ 43963 2009 16 to to IN 43963 2009 17 that that DT 43963 2009 18 of of IN 43963 2009 19 the the DT 43963 2009 20 higher high JJR 43963 2009 21 Permian permian JJ 43963 2009 22 strata strata NN 43963 2009 23 , , , 43963 2009 24 though though IN 43963 2009 25 many many JJ 43963 2009 26 of of IN 43963 2009 27 the the DT 43963 2009 28 genera genera NN 43963 2009 29 are be VBP 43963 2009 30 different different JJ 43963 2009 31 . . . 43963 2010 1 The the DT 43963 2010 2 invertebrate invertebrate JJ 43963 2010 3 fauna fauna NN 43963 2010 4 of of IN 43963 2010 5 the the DT 43963 2010 6 British british JJ 43963 2010 7 deposits deposit NNS 43963 2010 8 is be VBZ 43963 2010 9 , , , 43963 2010 10 as as IN 43963 2010 11 might may MD 43963 2010 12 be be VB 43963 2010 13 expected expect VBN 43963 2010 14 , , , 43963 2010 15 very very RB 43963 2010 16 poor poor JJ 43963 2010 17 until until IN 43963 2010 18 the the DT 43963 2010 19 beds bed NNS 43963 2010 20 of of IN 43963 2010 21 the the DT 43963 2010 22 Rhætic rhætic JJ 43963 2010 23 series series NN 43963 2010 24 are be VBP 43963 2010 25 reached reach VBN 43963 2010 26 . . . 43963 2011 1 In in IN 43963 2011 2 the the DT 43963 2011 3 beds bed NNS 43963 2011 4 below below IN 43963 2011 5 the the DT 43963 2011 6 Rhætics Rhætics NNPS 43963 2011 7 , , , 43963 2011 8 the the DT 43963 2011 9 principal principal JJ 43963 2011 10 invertebrate invertebrate NN 43963 2011 11 remains remain NNS 43963 2011 12 are be VBP 43963 2011 13 the the DT 43963 2011 14 tests test NNS 43963 2011 15 of of IN 43963 2011 16 the the DT 43963 2011 17 crustacean crustacean JJ 43963 2011 18 genus genus NNP 43963 2011 19 _ _ NNP 43963 2011 20 Estheria Estheria NNP 43963 2011 21 _ _ NNP 43963 2011 22 , , , 43963 2011 23 though though IN 43963 2011 24 a a DT 43963 2011 25 few few JJ 43963 2011 26 obscure obscure JJ 43963 2011 27 lamellibranch lamellibranch NN 43963 2011 28 shells shell NNS 43963 2011 29 have have VBP 43963 2011 30 been be VBN 43963 2011 31 recorded record VBN 43963 2011 32 . . . 43963 2012 1 The the DT 43963 2012 2 vertebrate vertebrate NN 43963 2012 3 fauna fauna NN 43963 2012 4 is be VBZ 43963 2012 5 of of IN 43963 2012 6 great great JJ 43963 2012 7 interest interest NN 43963 2012 8 . . . 43963 2013 1 A a DT 43963 2013 2 number number NN 43963 2013 3 of of IN 43963 2013 4 fishes fish NNS 43963 2013 5 have have VBP 43963 2013 6 been be VBN 43963 2013 7 found find VBN 43963 2013 8 , , , 43963 2013 9 the the DT 43963 2013 10 most most RBS 43963 2013 11 remarkable remarkable JJ 43963 2013 12 of of IN 43963 2013 13 which which WDT 43963 2013 14 is be VBZ 43963 2013 15 the the DT 43963 2013 16 genus genus NNP 43963 2013 17 _ _ NNP 43963 2013 18 Ceratodus Ceratodus NNP 43963 2013 19 _ _ NNP 43963 2013 20 , , , 43963 2013 21 occurring occur VBG 43963 2013 22 in in IN 43963 2013 23 the the DT 43963 2013 24 Rhætic rhætic JJ 43963 2013 25 beds bed NNS 43963 2013 26 of of IN 43963 2013 27 Britain Britain NNP 43963 2013 28 and and CC 43963 2013 29 lower low JJR 43963 2013 30 Triassic triassic JJ 43963 2013 31 strata strata NN 43963 2013 32 of of IN 43963 2013 33 foreign foreign JJ 43963 2013 34 countries country NNS 43963 2013 35 . . . 43963 2014 1 It -PRON- PRP 43963 2014 2 is be VBZ 43963 2014 3 closely closely RB 43963 2014 4 related relate VBN 43963 2014 5 to to IN 43963 2014 6 the the DT 43963 2014 7 Barramunda Barramunda NNP 43963 2014 8 of of IN 43963 2014 9 the the DT 43963 2014 10 Queensland Queensland NNP 43963 2014 11 rivers river NNS 43963 2014 12 belonging belong VBG 43963 2014 13 to to IN 43963 2014 14 the the DT 43963 2014 15 order order NN 43963 2014 16 Dipnoi Dipnoi NNP 43963 2014 17 . . . 43963 2015 1 As as IN 43963 2015 2 in in IN 43963 2015 3 the the DT 43963 2015 4 Permian permian JJ 43963 2015 5 strata strata NN 43963 2015 6 , , , 43963 2015 7 abundance abundance NN 43963 2015 8 of of IN 43963 2015 9 Labyrinthodont Labyrinthodont NNP 43963 2015 10 amphibians amphibian NNS 43963 2015 11 have have VBP 43963 2015 12 been be VBN 43963 2015 13 discovered discover VBN 43963 2015 14 , , , 43963 2015 15 and and CC 43963 2015 16 the the DT 43963 2015 17 reptiles reptile NNS 43963 2015 18 belong belong VBP 43963 2015 19 to to IN 43963 2015 20 the the DT 43963 2015 21 orders order NNS 43963 2015 22 Anomodontia Anomodontia NNP 43963 2015 23 and and CC 43963 2015 24 Rhynchocephalia Rhynchocephalia NNP 43963 2015 25 . . . 43963 2016 1 In in IN 43963 2016 2 the the DT 43963 2016 3 Rhætic rhætic JJ 43963 2016 4 beds bed NNS 43963 2016 5 of of IN 43963 2016 6 Britain Britain NNP 43963 2016 7 and and CC 43963 2016 8 in in IN 43963 2016 9 still still RB 43963 2016 10 lower low JJR 43963 2016 11 Triassic Triassic NNP 43963 2016 12 beds bed NNS 43963 2016 13 abroad abroad RB 43963 2016 14 the the DT 43963 2016 15 orders order NNS 43963 2016 16 Ichthyopterygia Ichthyopterygia NNP 43963 2016 17 and and CC 43963 2016 18 Sauropterygia Sauropterygia NNP 43963 2016 19 ( ( -LRB- 43963 2016 20 represented represent VBN 43963 2016 21 by by IN 43963 2016 22 _ _ NNP 43963 2016 23 Ichthyosaurus Ichthyosaurus NNP 43963 2016 24 _ _ NNP 43963 2016 25 and and CC 43963 2016 26 _ _ NNP 43963 2016 27 Plesiosaurus Plesiosaurus NNP 43963 2016 28 _ _ NNP 43963 2016 29 ) ) -RRB- 43963 2016 30 are be VBP 43963 2016 31 found find VBN 43963 2016 32 . . . 43963 2017 1 The the DT 43963 2017 2 Triassic Triassic NNP 43963 2017 3 rocks rock NNS 43963 2017 4 also also RB 43963 2017 5 yield yield VBP 43963 2017 6 the the DT 43963 2017 7 earliest early JJS 43963 2017 8 known know VBN 43963 2017 9 mammals mammal NNS 43963 2017 10 , , , 43963 2017 11 the the DT 43963 2017 12 best well RBS 43963 2017 13 known know VBN 43963 2017 14 , , , 43963 2017 15 _ _ NNP 43963 2017 16 Microlestes Microlestes NNP 43963 2017 17 _ _ NNP 43963 2017 18 , , , 43963 2017 19 occurring occur VBG 43963 2017 20 in in IN 43963 2017 21 the the DT 43963 2017 22 Triassic Triassic NNP 43963 2017 23 rocks rock NNS 43963 2017 24 of of IN 43963 2017 25 Britain Britain NNP 43963 2017 26 and and CC 43963 2017 27 the the DT 43963 2017 28 Continent continent NN 43963 2017 29 . . . 43963 2018 1 These these DT 43963 2018 2 mammals mammal NNS 43963 2018 3 are be VBP 43963 2018 4 now now RB 43963 2018 5 placed place VBN 43963 2018 6 in in IN 43963 2018 7 a a DT 43963 2018 8 subclass subclass NN 43963 2018 9 Metatheria Metatheria NNP 43963 2018 10 of of IN 43963 2018 11 the the DT 43963 2018 12 order order NN 43963 2018 13 Monotremata Monotremata NNP 43963 2018 14 . . . 43963 2019 1 The the DT 43963 2019 2 marine marine NN 43963 2019 3 invertebrate invertebrate VBP 43963 2019 4 fauna fauna NNS 43963 2019 5 of of IN 43963 2019 6 the the DT 43963 2019 7 normal normal JJ 43963 2019 8 Triassic Triassic NNP 43963 2019 9 rocks rock NNS 43963 2019 10 presents present VBZ 43963 2019 11 some some DT 43963 2019 12 points point NNS 43963 2019 13 of of IN 43963 2019 14 considerable considerable JJ 43963 2019 15 interest interest NN 43963 2019 16 . . . 43963 2020 1 As as IN 43963 2020 2 already already RB 43963 2020 3 remarked remark VBN 43963 2020 4 , , , 43963 2020 5 the the DT 43963 2020 6 fauna fauna NNS 43963 2020 7 may may MD 43963 2020 8 be be VB 43963 2020 9 looked look VBN 43963 2020 10 upon upon IN 43963 2020 11 as as IN 43963 2020 12 a a DT 43963 2020 13 passage passage NN 43963 2020 14 fauna fauna NNS 43963 2020 15 between between IN 43963 2020 16 that that DT 43963 2020 17 of of IN 43963 2020 18 Palæozoic Palæozoic NNP 43963 2020 19 and and CC 43963 2020 20 that that DT 43963 2020 21 of of IN 43963 2020 22 Mesozoic Mesozoic NNP 43963 2020 23 times time NNS 43963 2020 24 , , , 43963 2020 25 the the DT 43963 2020 26 number number NN 43963 2020 27 of of IN 43963 2020 28 Palæozoic palæozoic JJ 43963 2020 29 forms form NNS 43963 2020 30 which which WDT 43963 2020 31 pass pass VBP 43963 2020 32 into into IN 43963 2020 33 the the DT 43963 2020 34 Trias Trias NNP 43963 2020 35 being be VBG 43963 2020 36 approximately approximately RB 43963 2020 37 comparable comparable JJ 43963 2020 38 with with IN 43963 2020 39 those those DT 43963 2020 40 which which WDT 43963 2020 41 appear appear VBP 43963 2020 42 here here RB 43963 2020 43 and and CC 43963 2020 44 range range VB 43963 2020 45 upwards upwards RB 43963 2020 46 into into IN 43963 2020 47 higher high JJR 43963 2020 48 Mesozoic mesozoic JJ 43963 2020 49 strata strata NN 43963 2020 50 . . . 43963 2021 1 This this DT 43963 2021 2 may may MD 43963 2021 3 be be VB 43963 2021 4 well well RB 43963 2021 5 seen see VBN 43963 2021 6 by by IN 43963 2021 7 examining examine VBG 43963 2021 8 the the DT 43963 2021 9 table table NN 43963 2021 10 given give VBN 43963 2021 11 in in IN 43963 2021 12 Chapter Chapter NNP 43963 2021 13 XXI XXI NNP 43963 2021 14 . . . 43963 2022 1 of of IN 43963 2022 2 the the DT 43963 2022 3 Second Second NNP 43963 2022 4 Edition Edition NNP 43963 2022 5 of of IN 43963 2022 6 Sir Sir NNP 43963 2022 7 Charles Charles NNP 43963 2022 8 Lyell Lyell NNP 43963 2022 9 's 's POS 43963 2022 10 _ _ NNP 43963 2022 11 Student Student NNP 43963 2022 12 's 's POS 43963 2022 13 Elements Elements NNPS 43963 2022 14 of of IN 43963 2022 15 Geology Geology NNP 43963 2022 16 _ _ NNP 43963 2022 17 , , , 43963 2022 18 in in IN 43963 2022 19 which which WDT 43963 2022 20 three three CD 43963 2022 21 columns column NNS 43963 2022 22 shew shew VBP 43963 2022 23 the the DT 43963 2022 24 genera genera NN 43963 2022 25 of of IN 43963 2022 26 Mollusca Mollusca NNP 43963 2022 27 common common JJ 43963 2022 28 to to IN 43963 2022 29 older old JJR 43963 2022 30 rocks rock NNS 43963 2022 31 , , , 43963 2022 32 those those DT 43963 2022 33 characteristic characteristic JJ 43963 2022 34 of of IN 43963 2022 35 the the DT 43963 2022 36 Trias Trias NNPS 43963 2022 37 , , , 43963 2022 38 and and CC 43963 2022 39 those those DT 43963 2022 40 common common JJ 43963 2022 41 to to IN 43963 2022 42 newer new JJR 43963 2022 43 rocks rock NNS 43963 2022 44 . . . 43963 2023 1 Amongst amongst IN 43963 2023 2 the the DT 43963 2023 3 first first JJ 43963 2023 4 are be VBP 43963 2023 5 _ _ NNP 43963 2023 6 Orthoceras Orthoceras NNP 43963 2023 7 _ _ NNP 43963 2023 8 , , , 43963 2023 9 _ _ NNP 43963 2023 10 Bactrites Bactrites NNP 43963 2023 11 _ _ NNP 43963 2023 12 , , , 43963 2023 13 _ _ NNP 43963 2023 14 Loxonema Loxonema NNP 43963 2023 15 _ _ NNP 43963 2023 16 , , , 43963 2023 17 _ _ NNP 43963 2023 18 Murchisonia Murchisonia NNP 43963 2023 19 _ _ NNP 43963 2023 20 , , , 43963 2023 21 and and CC 43963 2023 22 _ _ NNP 43963 2023 23 Euomphalus Euomphalus NNP 43963 2023 24 _ _ NNP 43963 2023 25 , , , 43963 2023 26 in in IN 43963 2023 27 the the DT 43963 2023 28 second second JJ 43963 2023 29 column column NN 43963 2023 30 are be VBP 43963 2023 31 _ _ NNP 43963 2023 32 Ceratites Ceratites NNP 43963 2023 33 _ _ NNP 43963 2023 34 , , , 43963 2023 35 _ _ NNP 43963 2023 36 Halobia Halobia NNP 43963 2023 37 _ _ NNP 43963 2023 38 ( ( -LRB- 43963 2023 39 _ _ NNP 43963 2023 40 Daonella Daonella NNP 43963 2023 41 _ _ NNP 43963 2023 42 ) ) -RRB- 43963 2023 43 , , , 43963 2023 44 _ _ NNP 43963 2023 45 Koninckina Koninckina NNP 43963 2023 46 _ _ NNP 43963 2023 47 , , , 43963 2023 48 and and CC 43963 2023 49 _ _ NNP 43963 2023 50 Myophoria Myophoria NNP 43963 2023 51 _ _ NNP 43963 2023 52 , , , 43963 2023 53 and and CC 43963 2023 54 in in IN 43963 2023 55 the the DT 43963 2023 56 third third JJ 43963 2023 57 , , , 43963 2023 58 Ammonites Ammonites NNPS 43963 2023 59 , , , 43963 2023 60 _ _ NNP 43963 2023 61 Cerithium Cerithium NNP 43963 2023 62 _ _ NNP 43963 2023 63 , , , 43963 2023 64 _ _ NNP 43963 2023 65 Opis Opis NNP 43963 2023 66 _ _ NNP 43963 2023 67 , , , 43963 2023 68 _ _ NNP 43963 2023 69 Plicatula Plicatula NNP 43963 2023 70 _ _ NNP 43963 2023 71 and and CC 43963 2023 72 _ _ NNP 43963 2023 73 Thecidium_[98 Thecidium_[98 NNP 43963 2023 74 ] ] -RRB- 43963 2023 75 . . . 43963 2024 1 [ [ -LRB- 43963 2024 2 Footnote footnote NN 43963 2024 3 98 98 CD 43963 2024 4 : : : 43963 2024 5 It -PRON- PRP 43963 2024 6 has have VBZ 43963 2024 7 been be VBN 43963 2024 8 seen see VBN 43963 2024 9 that that IN 43963 2024 10 some some DT 43963 2024 11 of of IN 43963 2024 12 the the DT 43963 2024 13 Ammonites Ammonites NNPS 43963 2024 14 appear appear VBP 43963 2024 15 earlier early RBR 43963 2024 16 , , , 43963 2024 17 namely namely RB 43963 2024 18 , , , 43963 2024 19 in in IN 43963 2024 20 Permian permian JJ 43963 2024 21 strata strata NN 43963 2024 22 . . . 43963 2025 1 _ _ NNP 43963 2025 2 Myophoria Myophoria NNP 43963 2025 3 _ _ NNP 43963 2025 4 is be VBZ 43963 2025 5 extremely extremely RB 43963 2025 6 abundant abundant JJ 43963 2025 7 in in IN 43963 2025 8 the the DT 43963 2025 9 Trias Trias NNPS 43963 2025 10 , , , 43963 2025 11 but but CC 43963 2025 12 ranges range VBZ 43963 2025 13 into into IN 43963 2025 14 newer new JJR 43963 2025 15 strata stratum NNS 43963 2025 16 . . . 43963 2025 17 ] ] -RRB- 43963 2026 1 The the DT 43963 2026 2 Ammonites Ammonites NNPS 43963 2026 3 are be VBP 43963 2026 4 largely largely RB 43963 2026 5 utilised utilise VBN 43963 2026 6 in in IN 43963 2026 7 the the DT 43963 2026 8 case case NN 43963 2026 9 of of IN 43963 2026 10 the the DT 43963 2026 11 Mesozoic mesozoic JJ 43963 2026 12 strata strata NN 43963 2026 13 for for IN 43963 2026 14 separation separation NN 43963 2026 15 of of IN 43963 2026 16 these these DT 43963 2026 17 strata stratum NNS 43963 2026 18 into into IN 43963 2026 19 zones zone NNS 43963 2026 20 , , , 43963 2026 21 each each DT 43963 2026 22 zone zone NN 43963 2026 23 being be VBG 43963 2026 24 characterised characterise VBN 43963 2026 25 by by IN 43963 2026 26 some some DT 43963 2026 27 species specie NNS 43963 2026 28 of of IN 43963 2026 29 Ammonite Ammonite NNP 43963 2026 30 , , , 43963 2026 31 and and CC 43963 2026 32 the the DT 43963 2026 33 researches research NNS 43963 2026 34 of of IN 43963 2026 35 Mojsisovics mojsisovic NNS 43963 2026 36 have have VBP 43963 2026 37 proved prove VBN 43963 2026 38 that that IN 43963 2026 39 this this DT 43963 2026 40 zonal zonal JJ 43963 2026 41 subdivision subdivision NN 43963 2026 42 , , , 43963 2026 43 long long RB 43963 2026 44 adopted adopt VBN 43963 2026 45 for for IN 43963 2026 46 Jurassic Jurassic NNP 43963 2026 47 rocks rock NNS 43963 2026 48 , , , 43963 2026 49 is be VBZ 43963 2026 50 also also RB 43963 2026 51 applicable applicable JJ 43963 2026 52 to to IN 43963 2026 53 those those DT 43963 2026 54 of of IN 43963 2026 55 Triassic Triassic NNP 43963 2026 56 age[99 age[99 NNP 43963 2026 57 ] ] -RRB- 43963 2026 58 . . . 43963 2027 1 He -PRON- PRP 43963 2027 2 gives give VBZ 43963 2027 3 the the DT 43963 2027 4 following follow VBG 43963 2027 5 table table NN 43963 2027 6 of of IN 43963 2027 7 the the DT 43963 2027 8 classification classification NN 43963 2027 9 of of IN 43963 2027 10 the the DT 43963 2027 11 Triassic Triassic NNP 43963 2027 12 rocks rock NNS 43963 2027 13 of of IN 43963 2027 14 the the DT 43963 2027 15 Mediterranean Mediterranean NNP 43963 2027 16 Province Province NNP 43963 2027 17 , , , 43963 2027 18 which which WDT 43963 2027 19 is be VBZ 43963 2027 20 reproduced reproduce VBN 43963 2027 21 , , , 43963 2027 22 as as IN 43963 2027 23 it -PRON- PRP 43963 2027 24 is be VBZ 43963 2027 25 founded found VBN 43963 2027 26 upon upon IN 43963 2027 27 Palæontological palæontological JJ 43963 2027 28 evidence evidence NN 43963 2027 29 , , , 43963 2027 30 and and CC 43963 2027 31 will will MD 43963 2027 32 probably probably RB 43963 2027 33 be be VB 43963 2027 34 widely widely RB 43963 2027 35 adopted adopt VBN 43963 2027 36 . . . 43963 2028 1 [ [ -LRB- 43963 2028 2 Footnote Footnote NNP 43963 2028 3 99 99 CD 43963 2028 4 : : : 43963 2028 5 von von NNP 43963 2028 6 Mojsisovics Mojsisovics NNP 43963 2028 7 , , , 43963 2028 8 Dr Dr NNP 43963 2028 9 E. E. NNP 43963 2028 10 , , , 43963 2028 11 " " `` 43963 2028 12 Faunistische Faunistische NNP 43963 2028 13 Ergebnisse Ergebnisse NNP 43963 2028 14 aus au VBD 43963 2028 15 der der VB 43963 2028 16 Untersuchung Untersuchung NNP 43963 2028 17 der der VBP 43963 2028 18 Ammoneen Ammoneen NNP 43963 2028 19 - - HYPH 43963 2028 20 faunen faunen NN 43963 2028 21 der der NN 43963 2028 22 Mediterranen Mediterranen NNP 43963 2028 23 Trias Trias NNP 43963 2028 24 . . . 43963 2028 25 " " '' 43963 2029 1 _ _ NNP 43963 2029 2 Abhandl Abhandl NNP 43963 2029 3 . . . 43963 2030 1 der der NNP 43963 2030 2 k. k. NNP 43963 2030 3 k. k. NN 43963 2030 4 Geologisch Geologisch NNP 43963 2030 5 . . . 43963 2031 1 Reichsanstalt Reichsanstalt NNP 43963 2031 2 _ _ NNP 43963 2031 3 , , , 43963 2031 4 VI VI NNP 43963 2031 5 . . . 43963 2032 1 Band Band NNP 43963 2032 2 2 2 CD 43963 2032 3 Abtheilung Abtheilung NNP 43963 2032 4 . . . 43963 2033 1 Vienna Vienna NNP 43963 2033 2 , , , 43963 2033 3 1893 1893 CD 43963 2033 4 . . . 43963 2033 5 ] ] -RRB- 43963 2034 1 Series Series NNP 43963 2034 2 Zonal Zonal NNP 43963 2034 3 Divisions Divisions NNP 43963 2034 4 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- NFP 43963 2034 5 Rhætic Rhætic NNP 43963 2034 6 | | NNP 43963 2034 7 | | NNP 43963 2034 8 1 1 CD 43963 2034 9 . . . 43963 2035 1 Zone Zone NNP 43963 2035 2 of of IN 43963 2035 3 _ _ NNP 43963 2035 4 Avicula Avicula NNP 43963 2035 5 Contorta Contorta NNP 43963 2035 6 _ _ NNP 43963 2035 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- NNP 43963 2035 8 | | NNP 43963 2035 9 | | CD 43963 2035 10 2 2 CD 43963 2035 11 . . . 43963 2036 1 Zone Zone NNP 43963 2036 2 of of IN 43963 2036 3 _ _ NNP 43963 2036 4 Sirenites Sirenites NNP 43963 2036 5 Argonautae Argonautae NNP 43963 2036 6 _ _ NNP 43963 2036 7 | | NNP 43963 2036 8 Upper Upper NNP 43963 2036 9 Juvavic Juvavic NNP 43963 2036 10 | | NNP 43963 2036 11 3 3 CD 43963 2036 12 . . . 43963 2037 1 Zone Zone NNP 43963 2037 2 of of IN 43963 2037 3 _ _ NNP 43963 2037 4 Pinnacoceras Pinnacoceras NNP 43963 2037 5 | | NNP 43963 2037 6 | | NNP 43963 2037 7 Metternichi Metternichi NNP 43963 2037 8 _ _ NNP 43963 2037 9 Juvavic Juvavic NNP 43963 2037 10 | | NNP 43963 2037 11 Middle Middle NNP 43963 2037 12 Juvavic Juvavic NNP 43963 2037 13 | | NNP 43963 2037 14 4 4 CD 43963 2037 15 . . . 43963 2038 1 Zone Zone NNP 43963 2038 2 of of IN 43963 2038 3 _ _ NNP 43963 2038 4 Cyrtopleurites Cyrtopleurites NNP 43963 2038 5 | | NNP 43963 2038 6 | | CD 43963 2038 7 bicrenatus bicrenatus NN 43963 2038 8 _ _ NNP 43963 2038 9 | | NNP 43963 2038 10 | | NNP 43963 2038 11 5 5 CD 43963 2038 12 . . . 43963 2039 1 Zone Zone NNP 43963 2039 2 of of IN 43963 2039 3 _ _ NNP 43963 2039 4 Cladiscites Cladiscites NNP 43963 2039 5 ruber ruber NNP 43963 2039 6 _ _ NNP 43963 2039 7 | | NNP 43963 2039 8 Lower Lower NNP 43963 2039 9 Juvavic Juvavic NNP 43963 2039 10 | | NNP 43963 2039 11 6 6 CD 43963 2039 12 . . . 43963 2040 1 Zone Zone NNP 43963 2040 2 of of IN 43963 2040 3 _ _ NNP 43963 2040 4 Sagenites Sagenites NNP 43963 2040 5 Giebeli Giebeli NNP 43963 2040 6 _ _ NNP 43963 2040 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- CD 43963 2040 8 | | NNP 43963 2040 9 Upper Upper NNP 43963 2040 10 Carnic Carnic NNP 43963 2040 11 | | NNP 43963 2040 12 7 7 CD 43963 2040 13 . . . 43963 2041 1 Zone Zone NNP 43963 2041 2 of of IN 43963 2041 3 _ _ NNP 43963 2041 4 Tropites Tropites NNP 43963 2041 5 subbullatus subbullatus NN 43963 2041 6 _ _ NNP 43963 2041 7 Carnic Carnic NNP 43963 2041 8 | | NNP 43963 2041 9 Middle Middle NNP 43963 2041 10 Carnic Carnic NNP 43963 2041 11 | | NNP 43963 2041 12 8 8 CD 43963 2041 13 . . . 43963 2042 1 Zone Zone NNP 43963 2042 2 of of IN 43963 2042 3 _ _ NNP 43963 2042 4 Trachyceras Trachyceras NNP 43963 2042 5 Aonoides Aonoides NNP 43963 2042 6 _ _ NNP 43963 2042 7 | | NNP 43963 2042 8 Lower Lower NNP 43963 2042 9 Carnic Carnic NNP 43963 2042 10 | | NNP 43963 2042 11 9 9 CD 43963 2042 12 . . . 43963 2043 1 Zone Zone NNP 43963 2043 2 of of IN 43963 2043 3 _ _ NNP 43963 2043 4 Trachyceras Trachyceras NNP 43963 2043 5 Aon Aon NNP 43963 2043 6 _ _ NNP 43963 2043 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- CD 43963 2043 8 | | NNP 43963 2043 9 Upper Upper NNP 43963 2043 10 Noric Noric NNP 43963 2043 11 | | NNP 43963 2043 12 10 10 CD 43963 2043 13 . . . 43963 2044 1 Zone Zone NNP 43963 2044 2 of of IN 43963 2044 3 _ _ NNP 43963 2044 4 Protrachyceras Protrachyceras NNP 43963 2044 5 Noric Noric NNP 43963 2044 6 | | NNP 43963 2044 7 | | NNP 43963 2044 8 Archelaus Archelaus NNP 43963 2044 9 _ _ NNP 43963 2044 10 | | NNP 43963 2044 11 Lower Lower NNP 43963 2044 12 Noric Noric NNP 43963 2044 13 | | NNP 43963 2044 14 11 11 CD 43963 2044 15 . . . 43963 2045 1 Zone Zone NNP 43963 2045 2 of of IN 43963 2045 3 _ _ NNP 43963 2045 4 Protrachyceras Protrachyceras NNP 43963 2045 5 Curionii Curionii NNP 43963 2045 6 _ _ NNP 43963 2045 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- CD 43963 2045 8 | | NNP 43963 2045 9 Upper Upper NNP 43963 2045 10 Muschelkalk Muschelkalk NNP 43963 2045 11 | | NNP 43963 2045 12 12 12 CD 43963 2045 13 . . . 43963 2046 1 Zone Zone NNP 43963 2046 2 of of IN 43963 2046 3 _ _ NNP 43963 2046 4 Ceratiles Ceratiles NNPS 43963 2046 5 trinodosus trinodosus NN 43963 2046 6 _ _ NNP 43963 2046 7 Muschelkalk Muschelkalk NNP 43963 2046 8 | | NNP 43963 2046 9 | | NNP 43963 2046 10 | | NNP 43963 2046 11 Lower Lower NNP 43963 2046 12 Muschelkalk Muschelkalk NNP 43963 2046 13 | | NNP 43963 2046 14 13 13 CD 43963 2046 15 . . . 43963 2047 1 Zone Zone NNP 43963 2047 2 of of IN 43963 2047 3 _ _ NNP 43963 2047 4 Ceratiles Ceratiles NNPS 43963 2047 5 binodosus binodosus IN 43963 2047 6 _ _ NNP 43963 2047 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- NFP 43963 2047 8 Buntsandstein Buntsandstein NNP 43963 2047 9 | | NNP 43963 2047 10 Werfener Werfener NNP 43963 2047 11 Schichten| Schichten| NNP 43963 2047 12 14 14 CD 43963 2047 13 . . . 43963 2048 1 Zone Zone NNP 43963 2048 2 of of IN 43963 2048 3 _ _ NNP 43963 2048 4 Tirolites Tirolites NNP 43963 2048 5 Cassianus Cassianus NNP 43963 2048 6 _ _ NNP 43963 2048 7 --------------+-------------------+-------------------------------------- --------------+-------------------+-------------------------------------- CD 43963 2048 8 CHAPTER chapter NN 43963 2048 9 XXII XXII NNP 43963 2048 10 . . . 43963 2049 1 THE the DT 43963 2049 2 JURASSIC JURASSIC NNP 43963 2049 3 SYSTEM SYSTEM NNP 43963 2049 4 . . . 43963 2050 1 The the DT 43963 2050 2 Jurassic Jurassic NNP 43963 2050 3 rocks rock NNS 43963 2050 4 were be VBD 43963 2050 5 formerly formerly RB 43963 2050 6 separated separate VBN 43963 2050 7 on on IN 43963 2050 8 account account NN 43963 2050 9 of of IN 43963 2050 10 differences difference NNS 43963 2050 11 of of IN 43963 2050 12 lithological lithological JJ 43963 2050 13 character character NN 43963 2050 14 into into IN 43963 2050 15 Oolites Oolites NNPS 43963 2050 16 and and CC 43963 2050 17 Lias Lias NNPS 43963 2050 18 , , , 43963 2050 19 but but CC 43963 2050 20 it -PRON- PRP 43963 2050 21 was be VBD 43963 2050 22 apparent apparent JJ 43963 2050 23 that that IN 43963 2050 24 the the DT 43963 2050 25 Oolites Oolites NNPS 43963 2050 26 were be VBD 43963 2050 27 more more RBR 43963 2050 28 important important JJ 43963 2050 29 than than IN 43963 2050 30 the the DT 43963 2050 31 Lias Lias NNPS 43963 2050 32 , , , 43963 2050 33 and and CC 43963 2050 34 a a DT 43963 2050 35 fourfold fourfold JJ 43963 2050 36 division division NN 43963 2050 37 was be VBD 43963 2050 38 made make VBN 43963 2050 39 into:-- into:-- `` 43963 2050 40 Upper Upper NNP 43963 2050 41 or or CC 43963 2050 42 Portland Portland NNP 43963 2050 43 Oolites Oolites NNPS 43963 2050 44 } } -RRB- 43963 2050 45 Middle Middle NNP 43963 2050 46 or or CC 43963 2050 47 Oxford Oxford NNP 43963 2050 48 Oolites Oolites NNPS 43963 2050 49 } } -RRB- 43963 2050 50 = = NFP 43963 2050 51 Malm Malm NNP 43963 2050 52 Lower Lower NNP 43963 2050 53 or or CC 43963 2050 54 Bath Bath NNP 43963 2050 55 Oolites Oolites NNPS 43963 2050 56 = = SYM 43963 2050 57 Dogger Dogger NNP 43963 2050 58 Lias Lias NNP 43963 2050 59 . . . 43963 2051 1 The the DT 43963 2051 2 Lias Lias NNP 43963 2051 3 strata strata NN 43963 2051 4 have have VBP 43963 2051 5 also also RB 43963 2051 6 been be VBN 43963 2051 7 spoken speak VBN 43963 2051 8 of of IN 43963 2051 9 as as IN 43963 2051 10 the the DT 43963 2051 11 Black Black NNP 43963 2051 12 Jura Jura NNP 43963 2051 13 , , , 43963 2051 14 the the DT 43963 2051 15 Lower Lower NNP 43963 2051 16 Oolites Oolites NNPS 43963 2051 17 and and CC 43963 2051 18 part part NN 43963 2051 19 of of IN 43963 2051 20 the the DT 43963 2051 21 Oxford Oxford NNP 43963 2051 22 Oolites Oolites NNPS 43963 2051 23 as as IN 43963 2051 24 Brown Brown NNP 43963 2051 25 Jura Jura NNP 43963 2051 26 , , , 43963 2051 27 and and CC 43963 2051 28 the the DT 43963 2051 29 rest rest NN 43963 2051 30 of of IN 43963 2051 31 the the DT 43963 2051 32 Oxford Oxford NNP 43963 2051 33 Oolites Oolites NNPS 43963 2051 34 with with IN 43963 2051 35 the the DT 43963 2051 36 Portland Portland NNP 43963 2051 37 Oolites Oolites NNPS 43963 2051 38 as as IN 43963 2051 39 White White NNP 43963 2051 40 Jura Jura NNP 43963 2051 41 . . . 43963 2052 1 As as IN 43963 2052 2 the the DT 43963 2052 3 outcome outcome NN 43963 2052 4 of of IN 43963 2052 5 a a DT 43963 2052 6 detailed detailed JJ 43963 2052 7 study study NN 43963 2052 8 of of IN 43963 2052 9 the the DT 43963 2052 10 faunas fauna NNS 43963 2052 11 of of IN 43963 2052 12 the the DT 43963 2052 13 Jurassic Jurassic NNP 43963 2052 14 rocks rock NNS 43963 2052 15 , , , 43963 2052 16 a a DT 43963 2052 17 further further JJ 43963 2052 18 subdivision subdivision NN 43963 2052 19 has have VBZ 43963 2052 20 been be VBN 43963 2052 21 made make VBN 43963 2052 22 , , , 43963 2052 23 partly partly RB 43963 2052 24 based base VBN 43963 2052 25 upon upon IN 43963 2052 26 the the DT 43963 2052 27 original original JJ 43963 2052 28 British british JJ 43963 2052 29 series series NN 43963 2052 30 , , , 43963 2052 31 but but CC 43963 2052 32 the the DT 43963 2052 33 divisions division NNS 43963 2052 34 are be VBP 43963 2052 35 defined define VBN 43963 2052 36 with with IN 43963 2052 37 greater great JJR 43963 2052 38 accuracy accuracy NN 43963 2052 39 , , , 43963 2052 40 so so IN 43963 2052 41 that that IN 43963 2052 42 they -PRON- PRP 43963 2052 43 are be VBP 43963 2052 44 applicable applicable JJ 43963 2052 45 over over IN 43963 2052 46 wider wide JJR 43963 2052 47 areas area NNS 43963 2052 48 . . . 43963 2053 1 They -PRON- PRP 43963 2053 2 are be VBP 43963 2053 3 as as IN 43963 2053 4 follows:-- follows:-- `` 43963 2053 5 { { -LRB- 43963 2053 6 Purbeckian Purbeckian NNP 43963 2053 7 Upper Upper NNP 43963 2053 8 Oolites Oolites NNPS 43963 2053 9 { { -LRB- 43963 2053 10 Portlandian portlandian JJ 43963 2053 11 { { -LRB- 43963 2053 12 Kimmeridgian kimmeridgian JJ 43963 2053 13 { { -LRB- 43963 2053 14 Corallian Corallian NNP 43963 2053 15 Middle Middle NNP 43963 2053 16 Oolites Oolites NNPS 43963 2053 17 { { -LRB- 43963 2053 18 Oxfordian Oxfordian NNP 43963 2053 19 { { -LRB- 43963 2053 20 Callovian Callovian NNP 43963 2053 21 Lower Lower NNP 43963 2053 22 Oolites Oolites NNP 43963 2053 23 { { -LRB- 43963 2053 24 Bathonian Bathonian NNP 43963 2053 25 { { -LRB- 43963 2053 26 Bajocian Bajocian NNP 43963 2053 27 { { -LRB- 43963 2053 28 Toarcian Toarcian NNP 43963 2053 29 Lias Lias NNP 43963 2053 30 { { -LRB- 43963 2053 31 Liassian Liassian NNP 43963 2053 32 { { -LRB- 43963 2053 33 Sinemurian Sinemurian NNP 43963 2053 34 . . . 43963 2054 1 Many many JJ 43963 2054 2 of of IN 43963 2054 3 these these DT 43963 2054 4 series series NN 43963 2054 5 have have VBP 43963 2054 6 been be VBN 43963 2054 7 still still RB 43963 2054 8 farther far RBR 43963 2054 9 subdivided subdivide VBN 43963 2054 10 into into IN 43963 2054 11 smaller small JJR 43963 2054 12 stages stage NNS 43963 2054 13 , , , 43963 2054 14 and and CC 43963 2054 15 the the DT 43963 2054 16 whole whole NN 43963 2054 17 differentiated differentiate VBN 43963 2054 18 into into IN 43963 2054 19 a a DT 43963 2054 20 number number NN 43963 2054 21 of of IN 43963 2054 22 zones zone NNS 43963 2054 23 characterised characterise VBN 43963 2054 24 by by IN 43963 2054 25 different different JJ 43963 2054 26 forms form NNS 43963 2054 27 of of IN 43963 2054 28 Ammonites Ammonites NNPS 43963 2054 29 . . . 43963 2055 1 Dr Dr NNP 43963 2055 2 E. E. NNP 43963 2055 3 von von NNP 43963 2055 4 Mojsisovics Mojsisovics NNP 43963 2055 5 gives give VBZ 43963 2055 6 thirty thirty CD 43963 2055 7 - - HYPH 43963 2055 8 two two CD 43963 2055 9 Ammonite ammonite JJ 43963 2055 10 zones zone NNS 43963 2055 11 , , , 43963 2055 12 of of IN 43963 2055 13 which which WDT 43963 2055 14 fourteen fourteen CD 43963 2055 15 occur occur VBP 43963 2055 16 in in IN 43963 2055 17 the the DT 43963 2055 18 Lias Lias NNPS 43963 2055 19 , , , 43963 2055 20 eight eight CD 43963 2055 21 in in IN 43963 2055 22 the the DT 43963 2055 23 Lower Lower NNP 43963 2055 24 Oolites Oolites NNPS 43963 2055 25 , , , 43963 2055 26 six six CD 43963 2055 27 in in IN 43963 2055 28 the the DT 43963 2055 29 Middle Middle NNP 43963 2055 30 Oolites Oolites NNPS 43963 2055 31 , , , 43963 2055 32 and and CC 43963 2055 33 four four CD 43963 2055 34 in in IN 43963 2055 35 the the DT 43963 2055 36 Upper Upper NNP 43963 2055 37 Oolites Oolites NNPS 43963 2055 38 . . . 43963 2056 1 _ _ NNP 43963 2056 2 Characters Characters NNPS 43963 2056 3 of of IN 43963 2056 4 the the DT 43963 2056 5 strata strata NN 43963 2056 6 . . . 43963 2056 7 _ _ NNP 43963 2056 8 The the DT 43963 2056 9 whole whole NN 43963 2056 10 of of IN 43963 2056 11 the the DT 43963 2056 12 Jurassic Jurassic NNP 43963 2056 13 rocks rock NNS 43963 2056 14 and and CC 43963 2056 15 also also RB 43963 2056 16 those those DT 43963 2056 17 of of IN 43963 2056 18 Lower low JJR 43963 2056 19 Cretaceous cretaceous JJ 43963 2056 20 age age NN 43963 2056 21 may may MD 43963 2056 22 be be VB 43963 2056 23 regarded regard VBN 43963 2056 24 as as IN 43963 2056 25 having have VBG 43963 2056 26 been be VBN 43963 2056 27 deposited deposit VBN 43963 2056 28 during during IN 43963 2056 29 the the DT 43963 2056 30 first first JJ 43963 2056 31 shallow shallow JJ 43963 2056 32 water water NN 43963 2056 33 phase phase NN 43963 2056 34 of of IN 43963 2056 35 the the DT 43963 2056 36 third third JJ 43963 2056 37 marine marine JJ 43963 2056 38 period period NN 43963 2056 39 , , , 43963 2056 40 but but CC 43963 2056 41 this this DT 43963 2056 42 shallow shallow JJ 43963 2056 43 water water NN 43963 2056 44 phase phase NN 43963 2056 45 is be VBZ 43963 2056 46 represented represent VBN 43963 2056 47 by by IN 43963 2056 48 strata stratum NNS 43963 2056 49 which which WDT 43963 2056 50 are be VBP 43963 2056 51 varied varied JJ 43963 2056 52 owing owe VBG 43963 2056 53 to to IN 43963 2056 54 numerous numerous JJ 43963 2056 55 marine marine JJ 43963 2056 56 changes change NNS 43963 2056 57 resulting result VBG 43963 2056 58 in in IN 43963 2056 59 the the DT 43963 2056 60 production production NN 43963 2056 61 of of IN 43963 2056 62 land land NN 43963 2056 63 at at IN 43963 2056 64 times time NNS 43963 2056 65 , , , 43963 2056 66 and and CC 43963 2056 67 estuarine estuarine JJ 43963 2056 68 conditions condition NNS 43963 2056 69 , , , 43963 2056 70 shallow shallow JJ 43963 2056 71 water water NN 43963 2056 72 , , , 43963 2056 73 marine marine JJ 43963 2056 74 conditions condition NNS 43963 2056 75 , , , 43963 2056 76 and and CC 43963 2056 77 somewhat somewhat RB 43963 2056 78 deeper deep JJR 43963 2056 79 sea sea NN 43963 2056 80 conditions condition NNS 43963 2056 81 respectively respectively RB 43963 2056 82 at at IN 43963 2056 83 other other JJ 43963 2056 84 times time NNS 43963 2056 85 , , , 43963 2056 86 and and CC 43963 2056 87 accordingly accordingly RB 43963 2056 88 the the DT 43963 2056 89 strata strata NN 43963 2056 90 of of IN 43963 2056 91 the the DT 43963 2056 92 British british JJ 43963 2056 93 Isles Isles NNPS 43963 2056 94 vary vary VBP 43963 2056 95 greatly greatly RB 43963 2056 96 when when WRB 43963 2056 97 traced trace VBN 43963 2056 98 laterally laterally RB 43963 2056 99 . . . 43963 2057 1 That that IN 43963 2057 2 the the DT 43963 2057 3 uplifts uplift NNS 43963 2057 4 of of IN 43963 2057 5 the the DT 43963 2057 6 Permo Permo NNP 43963 2057 7 - - HYPH 43963 2057 8 Triassic Triassic NNP 43963 2057 9 periods period NNS 43963 2057 10 produced produce VBD 43963 2057 11 some some DT 43963 2057 12 effect effect NN 43963 2057 13 on on IN 43963 2057 14 the the DT 43963 2057 15 nature nature NN 43963 2057 16 and and CC 43963 2057 17 distribution distribution NN 43963 2057 18 of of IN 43963 2057 19 the the DT 43963 2057 20 Jurassic Jurassic NNP 43963 2057 21 rocks rock NNS 43963 2057 22 is be VBZ 43963 2057 23 certain certain JJ 43963 2057 24 , , , 43963 2057 25 but but CC 43963 2057 26 it -PRON- PRP 43963 2057 27 is be VBZ 43963 2057 28 not not RB 43963 2057 29 quite quite RB 43963 2057 30 clear clear JJ 43963 2057 31 how how WRB 43963 2057 32 far far RB 43963 2057 33 the the DT 43963 2057 34 ridges ridge NNS 43963 2057 35 produced produce VBN 43963 2057 36 by by IN 43963 2057 37 these these DT 43963 2057 38 uplifts uplift NNS 43963 2057 39 were be VBD 43963 2057 40 submerged submerge VBN 43963 2057 41 and and CC 43963 2057 42 denuded denude VBN 43963 2057 43 during during IN 43963 2057 44 the the DT 43963 2057 45 deposition deposition NN 43963 2057 46 of of IN 43963 2057 47 the the DT 43963 2057 48 main main JJ 43963 2057 49 portion portion NN 43963 2057 50 of of IN 43963 2057 51 the the DT 43963 2057 52 Jurassic Jurassic NNP 43963 2057 53 strata strata NN 43963 2057 54 . . . 43963 2058 1 Viewed view VBN 43963 2058 2 broadly broadly RB 43963 2058 3 , , , 43963 2058 4 the the DT 43963 2058 5 Jurassic Jurassic NNP 43963 2058 6 rocks rock NNS 43963 2058 7 of of IN 43963 2058 8 Britain Britain NNP 43963 2058 9 may may MD 43963 2058 10 be be VB 43963 2058 11 regarded regard VBN 43963 2058 12 as as IN 43963 2058 13 consisting consist VBG 43963 2058 14 of of IN 43963 2058 15 three three CD 43963 2058 16 great great JJ 43963 2058 17 clay clay NN 43963 2058 18 deposits deposit NNS 43963 2058 19 , , , 43963 2058 20 the the DT 43963 2058 21 Lias Lias NNPS 43963 2058 22 , , , 43963 2058 23 Oxford Oxford NNP 43963 2058 24 and and CC 43963 2058 25 Kimmeridge Kimmeridge NNP 43963 2058 26 Clays Clays NNP 43963 2058 27 , , , 43963 2058 28 alternating alternate VBG 43963 2058 29 with with IN 43963 2058 30 the the DT 43963 2058 31 deposits deposit NNS 43963 2058 32 of of IN 43963 2058 33 variable variable JJ 43963 2058 34 lithological lithological JJ 43963 2058 35 characters character NNS 43963 2058 36 , , , 43963 2058 37 which which WDT 43963 2058 38 compose compose VBD 43963 2058 39 the the DT 43963 2058 40 Bajocian bajocian JJ 43963 2058 41 , , , 43963 2058 42 Bathonian bathonian JJ 43963 2058 43 , , , 43963 2058 44 Corallian corallian JJ 43963 2058 45 , , , 43963 2058 46 Portlandian portlandian JJ 43963 2058 47 and and CC 43963 2058 48 Purbeckian purbeckian JJ 43963 2058 49 subdivisions subdivision NNS 43963 2058 50 . . . 43963 2059 1 This this DT 43963 2059 2 essentially essentially RB 43963 2059 3 argillaceous argillaceous JJ 43963 2059 4 character character NN 43963 2059 5 of of IN 43963 2059 6 a a DT 43963 2059 7 large large JJ 43963 2059 8 part part NN 43963 2059 9 of of IN 43963 2059 10 the the DT 43963 2059 11 deposits deposit NNS 43963 2059 12 of of IN 43963 2059 13 Jurassic Jurassic NNP 43963 2059 14 age age NN 43963 2059 15 is be VBZ 43963 2059 16 often often RB 43963 2059 17 overlooked overlook VBN 43963 2059 18 , , , 43963 2059 19 as as IN 43963 2059 20 , , , 43963 2059 21 owing owe VBG 43963 2059 22 to to IN 43963 2059 23 their -PRON- PRP$ 43963 2059 24 sameness sameness JJ 43963 2059 25 and and CC 43963 2059 26 the the DT 43963 2059 27 comparative comparative JJ 43963 2059 28 paucity paucity NN 43963 2059 29 of of IN 43963 2059 30 organisms organism NNS 43963 2059 31 constituting constitute VBG 43963 2059 32 the the DT 43963 2059 33 faunas fauna NNS 43963 2059 34 in in IN 43963 2059 35 the the DT 43963 2059 36 clays clay NNS 43963 2059 37 , , , 43963 2059 38 their -PRON- PRP$ 43963 2059 39 description description NN 43963 2059 40 in in IN 43963 2059 41 text text NN 43963 2059 42 - - HYPH 43963 2059 43 books book NNS 43963 2059 44 can can MD 43963 2059 45 be be VB 43963 2059 46 given give VBN 43963 2059 47 at at IN 43963 2059 48 much much RB 43963 2059 49 shorter short JJR 43963 2059 50 length length NN 43963 2059 51 than than IN 43963 2059 52 that that DT 43963 2059 53 of of IN 43963 2059 54 the the DT 43963 2059 55 more more RBR 43963 2059 56 variable variable JJ 43963 2059 57 and and CC 43963 2059 58 highly highly RB 43963 2059 59 fossiliferous fossiliferous JJ 43963 2059 60 deposits deposit NNS 43963 2059 61 which which WDT 43963 2059 62 separate separate VBP 43963 2059 63 the the DT 43963 2059 64 clays clay NNS 43963 2059 65 . . . 43963 2060 1 The the DT 43963 2060 2 following follow VBG 43963 2060 3 figure figure NN 43963 2060 4 ( ( -LRB- 43963 2060 5 Fig fig NN 43963 2060 6 . . . 43963 2061 1 23 23 LS 43963 2061 2 ) ) -RRB- 43963 2061 3 roughly roughly RB 43963 2061 4 represents represent VBZ 43963 2061 5 the the DT 43963 2061 6 nature nature NN 43963 2061 7 of of IN 43963 2061 8 the the DT 43963 2061 9 different different JJ 43963 2061 10 divisions division NNS 43963 2061 11 of of IN 43963 2061 12 the the DT 43963 2061 13 rocks rock NNS 43963 2061 14 of of IN 43963 2061 15 this this DT 43963 2061 16 system system NN 43963 2061 17 when when WRB 43963 2061 18 traced trace VBN 43963 2061 19 across across IN 43963 2061 20 England England NNP 43963 2061 21 from from IN 43963 2061 22 south south NN 43963 2061 23 - - HYPH 43963 2061 24 west west NN 43963 2061 25 to to IN 43963 2061 26 north north NN 43963 2061 27 - - HYPH 43963 2061 28 east east NN 43963 2061 29 . . . 43963 2062 1 [ [ -LRB- 43963 2062 2 Illustration illustration NN 43963 2062 3 : : : 43963 2062 4 Fig Fig NNP 43963 2062 5 . . . 43963 2063 1 23 23 CD 43963 2063 2 . . . 43963 2064 1 Vertical vertical JJ 43963 2064 2 scale scale NN 43963 2064 3 : : : 43963 2064 4 1 1 CD 43963 2064 5 in in IN 43963 2064 6 . . . 43963 2065 1 = = NFP 43963 2065 2 about about IN 43963 2065 3 1000 1000 CD 43963 2065 4 feet foot NNS 43963 2065 5 . . . 43963 2065 6 ] ] -RRB- 43963 2066 1 It -PRON- PRP 43963 2066 2 will will MD 43963 2066 3 be be VB 43963 2066 4 seen see VBN 43963 2066 5 that that IN 43963 2066 6 the the DT 43963 2066 7 greatest great JJS 43963 2066 8 variations variation NNS 43963 2066 9 in in IN 43963 2066 10 lithological lithological JJ 43963 2066 11 character character NN 43963 2066 12 occur occur VBP 43963 2066 13 in in IN 43963 2066 14 the the DT 43963 2066 15 Bathonian bathonian JJ 43963 2066 16 and and CC 43963 2066 17 Bajocian bajocian JJ 43963 2066 18 beds bed NNS 43963 2066 19 , , , 43963 2066 20 and and CC 43963 2066 21 it -PRON- PRP 43963 2066 22 will will MD 43963 2066 23 be be VB 43963 2066 24 of of IN 43963 2066 25 interest interest NN 43963 2066 26 to to TO 43963 2066 27 give give VB 43963 2066 28 some some DT 43963 2066 29 account account NN 43963 2066 30 of of IN 43963 2066 31 the the DT 43963 2066 32 principal principal JJ 43963 2066 33 variations variation NNS 43963 2066 34 and and CC 43963 2066 35 to to TO 43963 2066 36 attempt attempt VB 43963 2066 37 to to TO 43963 2066 38 account account VB 43963 2066 39 for for IN 43963 2066 40 them -PRON- PRP 43963 2066 41 . . . 43963 2067 1 In in IN 43963 2067 2 so so RB 43963 2067 3 doing do VBG 43963 2067 4 it -PRON- PRP 43963 2067 5 will will MD 43963 2067 6 be be VB 43963 2067 7 convenient convenient JJ 43963 2067 8 to to TO 43963 2067 9 consider consider VB 43963 2067 10 the the DT 43963 2067 11 four four CD 43963 2067 12 major major JJ 43963 2067 13 divisions division NNS 43963 2067 14 of of IN 43963 2067 15 the the DT 43963 2067 16 Jurassic Jurassic NNP 43963 2067 17 rocks rock VBZ 43963 2067 18 separately separately RB 43963 2067 19 , , , 43963 2067 20 and and CC 43963 2067 21 to to TO 43963 2067 22 enter enter VB 43963 2067 23 into into IN 43963 2067 24 particulars particular NNS 43963 2067 25 concerning concern VBG 43963 2067 26 the the DT 43963 2067 27 local local JJ 43963 2067 28 classification classification NN 43963 2067 29 applied apply VBN 43963 2067 30 to to IN 43963 2067 31 the the DT 43963 2067 32 rocks rock NNS 43963 2067 33 of of IN 43963 2067 34 these these DT 43963 2067 35 divisions division NNS 43963 2067 36 . . . 43963 2068 1 _ _ NNP 43963 2068 2 The the DT 43963 2068 3 Lias Lias NNPS 43963 2068 4 . . . 43963 2068 5 _ _ NNP 43963 2068 6 The the DT 43963 2068 7 British british JJ 43963 2068 8 Lias Lias NNP 43963 2068 9 deposits deposit NNS 43963 2068 10 are be VBP 43963 2068 11 divided divide VBN 43963 2068 12 into into IN 43963 2068 13 the the DT 43963 2068 14 Lower low JJR 43963 2068 15 Lias Lias NNPS 43963 2068 16 , , , 43963 2068 17 the the DT 43963 2068 18 Marlstone Marlstone NNP 43963 2068 19 , , , 43963 2068 20 and and CC 43963 2068 21 the the DT 43963 2068 22 Upper Upper NNP 43963 2068 23 Lias Lias NNP 43963 2068 24 corresponding correspond VBG 43963 2068 25 in in IN 43963 2068 26 general general JJ 43963 2068 27 terms term NNS 43963 2068 28 only only RB 43963 2068 29 with with IN 43963 2068 30 the the DT 43963 2068 31 Sinemurian Sinemurian NNP 43963 2068 32 , , , 43963 2068 33 Liassian Liassian NNP 43963 2068 34 , , , 43963 2068 35 and and CC 43963 2068 36 Toarcian Toarcian NNP 43963 2068 37 . . . 43963 2069 1 The the DT 43963 2069 2 Marlstone Marlstone NNP 43963 2069 3 is be VBZ 43963 2069 4 separated separate VBN 43963 2069 5 from from IN 43963 2069 6 the the DT 43963 2069 7 Upper Upper NNP 43963 2069 8 and and CC 43963 2069 9 Lower low JJR 43963 2069 10 Lias Lias NNP 43963 2069 11 on on IN 43963 2069 12 account account NN 43963 2069 13 of of IN 43963 2069 14 the the DT 43963 2069 15 greater great JJR 43963 2069 16 percentage percentage NN 43963 2069 17 of of IN 43963 2069 18 carbonate carbonate NN 43963 2069 19 of of IN 43963 2069 20 lime lime NN 43963 2069 21 which which WDT 43963 2069 22 it -PRON- PRP 43963 2069 23 contains contain VBZ 43963 2069 24 , , , 43963 2069 25 so so IN 43963 2069 26 that that IN 43963 2069 27 the the DT 43963 2069 28 bands band NNS 43963 2069 29 of of IN 43963 2069 30 argillaceous argillaceous JJ 43963 2069 31 limestone limestone NN 43963 2069 32 are be VBP 43963 2069 33 much much RB 43963 2069 34 more more RBR 43963 2069 35 marked marked JJ 43963 2069 36 in in IN 43963 2069 37 the the DT 43963 2069 38 Marlstone Marlstone NNP 43963 2069 39 than than IN 43963 2069 40 in in IN 43963 2069 41 the the DT 43963 2069 42 upper upper JJ 43963 2069 43 and and CC 43963 2069 44 lower low JJR 43963 2069 45 divisions division NNS 43963 2069 46 , , , 43963 2069 47 which which WDT 43963 2069 48 consist consist VBP 43963 2069 49 chiefly chiefly RB 43963 2069 50 of of IN 43963 2069 51 clay clay NN 43963 2069 52 . . . 43963 2070 1 The the DT 43963 2070 2 three three CD 43963 2070 3 divisions division NNS 43963 2070 4 possess possess VBP 43963 2070 5 very very RB 43963 2070 6 much much RB 43963 2070 7 the the DT 43963 2070 8 same same JJ 43963 2070 9 characters character NNS 43963 2070 10 throughout throughout IN 43963 2070 11 the the DT 43963 2070 12 country country NN 43963 2070 13 , , , 43963 2070 14 though though IN 43963 2070 15 the the DT 43963 2070 16 presence presence NN 43963 2070 17 of of IN 43963 2070 18 the the DT 43963 2070 19 Mendip Mendip NNP 43963 2070 20 ridge ridge NN 43963 2070 21 and and CC 43963 2070 22 its -PRON- PRP$ 43963 2070 23 continuation continuation NN 43963 2070 24 beneath beneath IN 43963 2070 25 London London NNP 43963 2070 26 is be VBZ 43963 2070 27 marked mark VBN 43963 2070 28 by by IN 43963 2070 29 the the DT 43963 2070 30 attenuation attenuation NN 43963 2070 31 of of IN 43963 2070 32 this this DT 43963 2070 33 and and CC 43963 2070 34 succeeding succeed VBG 43963 2070 35 strata strata NN 43963 2070 36 , , , 43963 2070 37 and and CC 43963 2070 38 by by IN 43963 2070 39 the the DT 43963 2070 40 conglomeratic conglomeratic JJ 43963 2070 41 character character NN 43963 2070 42 of of IN 43963 2070 43 some some DT 43963 2070 44 of of IN 43963 2070 45 the the DT 43963 2070 46 Liassic liassic JJ 43963 2070 47 strata strata NN 43963 2070 48 where where WRB 43963 2070 49 they -PRON- PRP 43963 2070 50 abut abut VBP 43963 2070 51 against against IN 43963 2070 52 it -PRON- PRP 43963 2070 53 . . . 43963 2071 1 The the DT 43963 2071 2 British British NNP 43963 2071 3 Lias Lias NNPS 43963 2071 4 , , , 43963 2071 5 as as IN 43963 2071 6 a a DT 43963 2071 7 whole whole NN 43963 2071 8 , , , 43963 2071 9 seems seem VBZ 43963 2071 10 to to TO 43963 2071 11 have have VB 43963 2071 12 been be VBN 43963 2071 13 deposited deposit VBN 43963 2071 14 in in IN 43963 2071 15 a a DT 43963 2071 16 fairly fairly RB 43963 2071 17 shallow shallow JJ 43963 2071 18 sea sea NN 43963 2071 19 at at IN 43963 2071 20 no no DT 43963 2071 21 great great JJ 43963 2071 22 distance distance NN 43963 2071 23 from from IN 43963 2071 24 the the DT 43963 2071 25 land land NN 43963 2071 26 . . . 43963 2072 1 It -PRON- PRP 43963 2072 2 passes pass VBZ 43963 2072 3 down down RP 43963 2072 4 conformably conformably RB 43963 2072 5 into into IN 43963 2072 6 the the DT 43963 2072 7 Rhætic rhætic JJ 43963 2072 8 beds bed NNS 43963 2072 9 , , , 43963 2072 10 indeed indeed RB 43963 2072 11 the the DT 43963 2072 12 zone zone NN 43963 2072 13 of of IN 43963 2072 14 Ammonites Ammonites NNPS 43963 2072 15 ( ( -LRB- 43963 2072 16 _ _ NNP 43963 2072 17 Aegoceras Aegoceras NNP 43963 2072 18 _ _ NNP 43963 2072 19 ) ) -RRB- 43963 2072 20 _ _ NNP 43963 2072 21 planorbis planorbis RB 43963 2072 22 _ _ NNP 43963 2072 23 , , , 43963 2072 24 referred refer VBN 43963 2072 25 by by IN 43963 2072 26 British british JJ 43963 2072 27 geologists geologist NNS 43963 2072 28 to to IN 43963 2072 29 the the DT 43963 2072 30 Lower low JJR 43963 2072 31 Lias Lias NNP 43963 2072 32 is be VBZ 43963 2072 33 included include VBN 43963 2072 34 by by IN 43963 2072 35 some some DT 43963 2072 36 continental continental JJ 43963 2072 37 writers writer NNS 43963 2072 38 with with IN 43963 2072 39 the the DT 43963 2072 40 Rhætic rhætic JJ 43963 2072 41 beds bed NNS 43963 2072 42 , , , 43963 2072 43 and and CC 43963 2072 44 the the DT 43963 2072 45 plane plane NN 43963 2072 46 of of IN 43963 2072 47 demarcation demarcation NN 43963 2072 48 here here RB 43963 2072 49 as as IN 43963 2072 50 in in IN 43963 2072 51 other other JJ 43963 2072 52 cases case NNS 43963 2072 53 is be VBZ 43963 2072 54 conventional conventional JJ 43963 2072 55 . . . 43963 2073 1 _ _ NNP 43963 2073 2 The the DT 43963 2073 3 Lower Lower NNP 43963 2073 4 Oolites Oolites NNPS 43963 2073 5 . . . 43963 2073 6 _ _ NNP 43963 2073 7 Of of IN 43963 2073 8 all all PDT 43963 2073 9 the the DT 43963 2073 10 British british JJ 43963 2073 11 strata strata NN 43963 2073 12 , , , 43963 2073 13 these these DT 43963 2073 14 perhaps perhaps RB 43963 2073 15 cause cause VB 43963 2073 16 most most JJS 43963 2073 17 trouble trouble NN 43963 2073 18 to to IN 43963 2073 19 the the DT 43963 2073 20 learner learner NN 43963 2073 21 , , , 43963 2073 22 on on IN 43963 2073 23 account account NN 43963 2073 24 of of IN 43963 2073 25 the the DT 43963 2073 26 different different JJ 43963 2073 27 nomenclature nomenclature NN 43963 2073 28 applied apply VBN 43963 2073 29 to to IN 43963 2073 30 the the DT 43963 2073 31 rocks rock NNS 43963 2073 32 in in IN 43963 2073 33 different different JJ 43963 2073 34 parts part NNS 43963 2073 35 of of IN 43963 2073 36 England England NNP 43963 2073 37 , , , 43963 2073 38 and and CC 43963 2073 39 the the DT 43963 2073 40 rapid rapid JJ 43963 2073 41 variations variation NNS 43963 2073 42 in in IN 43963 2073 43 lithological lithological JJ 43963 2073 44 character character NN 43963 2073 45 , , , 43963 2073 46 when when WRB 43963 2073 47 the the DT 43963 2073 48 beds bed NNS 43963 2073 49 are be VBP 43963 2073 50 traced trace VBN 43963 2073 51 laterally laterally RB 43963 2073 52 . . . 43963 2074 1 The the DT 43963 2074 2 following follow VBG 43963 2074 3 divisions division NNS 43963 2074 4 are be VBP 43963 2074 5 usually usually RB 43963 2074 6 adopted adopt VBN 43963 2074 7 for for IN 43963 2074 8 the the DT 43963 2074 9 beds bed NNS 43963 2074 10 of of IN 43963 2074 11 the the DT 43963 2074 12 south south JJ 43963 2074 13 - - HYPH 43963 2074 14 western western JJ 43963 2074 15 counties county NNS 43963 2074 16 where where WRB 43963 2074 17 the the DT 43963 2074 18 most most RBS 43963 2074 19 marked marked JJ 43963 2074 20 marine marine JJ 43963 2074 21 development development NN 43963 2074 22 occurs:-- occurs:-- : 43963 2074 23 Cornbrash Cornbrash NNP 43963 2074 24 , , , 43963 2074 25 Forest Forest NNP 43963 2074 26 Marble Marble NNP 43963 2074 27 , , , 43963 2074 28 Great Great NNP 43963 2074 29 Oolite Oolite NNP 43963 2074 30 ( ( -LRB- 43963 2074 31 with with IN 43963 2074 32 Bradford Bradford NNP 43963 2074 33 Clay Clay NNP 43963 2074 34 ) ) -RRB- 43963 2074 35 , , , 43963 2074 36 Fuller Fuller NNP 43963 2074 37 's 's POS 43963 2074 38 Earth Earth NNP 43963 2074 39 , , , 43963 2074 40 Inferior Inferior NNP 43963 2074 41 Oolite Oolite NNP 43963 2074 42 . . . 43963 2075 1 Of of IN 43963 2075 2 these these DT 43963 2075 3 divisions division NNS 43963 2075 4 , , , 43963 2075 5 the the DT 43963 2075 6 uppermost uppermost JJ 43963 2075 7 one one NN 43963 2075 8 , , , 43963 2075 9 the the DT 43963 2075 10 Cornbrash Cornbrash NNP 43963 2075 11 , , , 43963 2075 12 though though IN 43963 2075 13 thin thin JJ 43963 2075 14 , , , 43963 2075 15 retains retain VBZ 43963 2075 16 its -PRON- PRP$ 43963 2075 17 characters character NNS 43963 2075 18 with with IN 43963 2075 19 great great JJ 43963 2075 20 constancy constancy NN 43963 2075 21 across across IN 43963 2075 22 the the DT 43963 2075 23 island island NN 43963 2075 24 . . . 43963 2076 1 Of of IN 43963 2076 2 the the DT 43963 2076 3 others other NNS 43963 2076 4 the the DT 43963 2076 5 Forest Forest NNP 43963 2076 6 Marble Marble NNP 43963 2076 7 may may MD 43963 2076 8 be be VB 43963 2076 9 looked look VBN 43963 2076 10 upon upon IN 43963 2076 11 as as IN 43963 2076 12 a a DT 43963 2076 13 local local JJ 43963 2076 14 development development NN 43963 2076 15 of of IN 43963 2076 16 the the DT 43963 2076 17 upper upper JJ 43963 2076 18 portion portion NN 43963 2076 19 of of IN 43963 2076 20 the the DT 43963 2076 21 Great Great NNP 43963 2076 22 Oolite Oolite NNP 43963 2076 23 , , , 43963 2076 24 and and CC 43963 2076 25 the the DT 43963 2076 26 Fuller Fuller NNP 43963 2076 27 's 's POS 43963 2076 28 Earth Earth NNP 43963 2076 29 is be VBZ 43963 2076 30 a a DT 43963 2076 31 local local JJ 43963 2076 32 deposit deposit NN 43963 2076 33 , , , 43963 2076 34 so so IN 43963 2076 35 that that IN 43963 2076 36 the the DT 43963 2076 37 Inferior Inferior NNP 43963 2076 38 Oolite Oolite NNP 43963 2076 39 and and CC 43963 2076 40 Great Great NNP 43963 2076 41 Oolite Oolite NNP 43963 2076 42 constitute constitute VBP 43963 2076 43 the the DT 43963 2076 44 important important JJ 43963 2076 45 divisions division NNS 43963 2076 46 of of IN 43963 2076 47 the the DT 43963 2076 48 Lower Lower NNP 43963 2076 49 Oolites Oolites NNPS 43963 2076 50 . . . 43963 2077 1 The the DT 43963 2077 2 variations variation NNS 43963 2077 3 in in IN 43963 2077 4 the the DT 43963 2077 5 characters character NNS 43963 2077 6 of of IN 43963 2077 7 the the DT 43963 2077 8 rocks rock NNS 43963 2077 9 may may MD 43963 2077 10 be be VB 43963 2077 11 best well RBS 43963 2077 12 shown show VBN 43963 2077 13 in in IN 43963 2077 14 tabular tabular JJ 43963 2077 15 form form NN 43963 2077 16 . . . 43963 2078 1 -----------------+------------------+-------------------+----------------- -----------------+------------------+-------------------+----------------- NFP 43963 2078 2 Gloucestershire Gloucestershire NNP 43963 2078 3 , , , 43963 2078 4 | | NNP 43963 2078 5 South South NNP 43963 2078 6 | | NNP 43963 2078 7 N. N. NNP 43963 2078 8 | | NNP 43963 2078 9 & & CC 43963 2078 10 c. c. NNP 43963 2078 11 | | NNP 43963 2078 12 Northamptonshire Northamptonshire NNP 43963 2078 13 | | NNP 43963 2078 14 Northamptonshire Northamptonshire NNP 43963 2078 15 | | NNP 43963 2078 16 Yorkshire Yorkshire NNP 43963 2078 17 | | HYPH 43963 2078 18 | | NNP 43963 2078 19 and and CC 43963 2078 20 Lincoln Lincoln NNP 43963 2078 21 | | NNP 43963 2078 22 -----------------+------------------+-------------------+----------------- -----------------+------------------+-------------------+----------------- NNP 43963 2078 23 Cornbrash Cornbrash NNP 43963 2078 24 | | NNP 43963 2078 25 Cornbrash Cornbrash NNP 43963 2078 26 | | NNP 43963 2078 27 Cornbrash Cornbrash NNP 43963 2078 28 | | NNP 43963 2078 29 Cornbrash Cornbrash NNP 43963 2078 30 -----------------+------------------+-------------------+----------------- -----------------+------------------+-------------------+----------------- : 43963 2078 31 Great Great NNP 43963 2078 32 Oolite Oolite NNP 43963 2078 33 | | HYPH 43963 2078 34 Great Great NNP 43963 2078 35 Oolite Oolite NNP 43963 2078 36 | | HYPH 43963 2078 37 Great Great NNP 43963 2078 38 Oolite Oolite NNP 43963 2078 39 Clay Clay NNP 43963 2078 40 | | NNP 43963 2078 41 | | NNS 43963 2078 42 ( ( -LRB- 43963 2078 43 Upper upper JJ 43963 2078 44 part part NN 43963 2078 45 ) ) -RRB- 43963 2078 46 | | NNP 43963 2078 47 Great Great NNP 43963 2078 48 Oolite Oolite NNP 43963 2078 49 | | NNP 43963 2078 50 Upper Upper NNP 43963 2078 51 | | NNP 43963 2078 52 | | NNP 43963 2078 53 Limestone Limestone NNP 43963 2078 54 | | HYPH 43963 2078 55 | | NNP 43963 2078 56 | | NNP 43963 2078 57 Upper Upper NNP 43963 2078 58 | | NNP 43963 2078 59 Estuarine Estuarine NNP 43963 2078 60 | | NNP 43963 2078 61 Northamptonshire Northamptonshire NNP 43963 2078 62 | | NNP 43963 2078 63 Estuarine Estuarine NNP 43963 2078 64 | | NNP 43963 2078 65 ............... ............... SYM 43963 2078 66 | | NNP 43963 2078 67 ................ ................ SYM 43963 2078 68 | | NNP 43963 2078 69 ................. ................. NFP 43963 2078 70 | | NNP 43963 2078 71 ................ ................ CD 43963 2078 72 | | NNP 43963 2078 73 | | NNP 43963 2078 74 Series Series NNP 43963 2078 75 | | NNP 43963 2078 76 Series Series NNP 43963 2078 77 | | NNP 43963 2078 78 | | NNP 43963 2078 79 Lincolnshire Lincolnshire NNP 43963 2078 80 | | NNP 43963 2078 81 Scarbro Scarbro NNP 43963 2078 82 ' ' POS 43963 2078 83 | | NNP 43963 2078 84 | | NNP 43963 2078 85 Limestone Limestone NNP 43963 2078 86 | | NNP 43963 2078 87 Limestone Limestone NNP 43963 2078 88 | | NNP 43963 2078 89 Sands sand VBZ 43963 2078 90 | | NNP 43963 2078 91 | | NNP 43963 2078 92 Middle Middle NNP 43963 2078 93 Estuarine Estuarine NNP 43963 2078 94 | | NNP 43963 2078 95 | | NNP 43963 2078 96 | | NNP 43963 2078 97 Series Series NNP 43963 2078 98 Inferior Inferior NNP 43963 2078 99 Oolite Oolite NNP 43963 2078 100 | | NNP 43963 2078 101 | | NNP 43963 2078 102 Lower Lower NNP 43963 2078 103 Estuarine Estuarine NNP 43963 2078 104 | | NNP 43963 2078 105 Millepore Millepore NNP 43963 2078 106 Oolite Oolite NNP 43963 2078 107 | | NNP 43963 2078 108 | | NNP 43963 2078 109 Series Series NNP 43963 2078 110 | | NNP 43963 2078 111 | | NNP 43963 2078 112 | | CD 43963 2078 113 | | CD 43963 2078 114 Lower Lower NNP 43963 2078 115 Estuarine Estuarine NNP 43963 2078 116 | | NNP 43963 2078 117 | | NNP 43963 2078 118 | | NNP 43963 2078 119 Series Series NNP 43963 2078 120 -----------------+------------------+-------------------+----------------- -----------------+------------------+-------------------+----------------- : 43963 2078 121 Upper Upper NNP 43963 2078 122 Lias Lias NNP 43963 2078 123 | | NNP 43963 2078 124 Upper Upper NNP 43963 2078 125 Lias Lias NNP 43963 2078 126 | | NNP 43963 2078 127 Upper Upper NNP 43963 2078 128 Lias Lias NNP 43963 2078 129 | | NNP 43963 2078 130 Upper Upper NNP 43963 2078 131 Lias Lias NNPS 43963 2078 132 -----------------+------------------+-------------------+----------------- -----------------+------------------+-------------------+----------------- , 43963 2078 133 The the DT 43963 2078 134 dotted dotted JJ 43963 2078 135 line line NN 43963 2078 136 shows show VBZ 43963 2078 137 roughly roughly RB 43963 2078 138 the the DT 43963 2078 139 division division NN 43963 2078 140 between between IN 43963 2078 141 Bathonian Bathonian NNP 43963 2078 142 and and CC 43963 2078 143 Bajocian Bajocian NNP 43963 2078 144 . . . 43963 2079 1 The the DT 43963 2079 2 changes change NNS 43963 2079 3 may may MD 43963 2079 4 be be VB 43963 2079 5 explained explain VBN 43963 2079 6 very very RB 43963 2079 7 simply simply RB 43963 2079 8 if if IN 43963 2079 9 we -PRON- PRP 43963 2079 10 leave leave VBP 43963 2079 11 out out IN 43963 2079 12 of of IN 43963 2079 13 account account NN 43963 2079 14 for for IN 43963 2079 15 the the DT 43963 2079 16 moment moment NN 43963 2079 17 the the DT 43963 2079 18 development development NN 43963 2079 19 of of IN 43963 2079 20 Lincolnshire Lincolnshire NNP 43963 2079 21 Limestone Limestone NNP 43963 2079 22 , , , 43963 2079 23 with with IN 43963 2079 24 its -PRON- PRP$ 43963 2079 25 equivalent equivalent NN 43963 2079 26 the the DT 43963 2079 27 Scarbro Scarbro NNP 43963 2079 28 ' ' '' 43963 2079 29 Limestone Limestone NNP 43963 2079 30 , , , 43963 2079 31 and and CC 43963 2079 32 the the DT 43963 2079 33 Millepore Millepore NNP 43963 2079 34 series series NN 43963 2079 35 . . . 43963 2080 1 The the DT 43963 2080 2 beds bed NNS 43963 2080 3 in in IN 43963 2080 4 Gloucestershire Gloucestershire NNP 43963 2080 5 and and CC 43963 2080 6 other other JJ 43963 2080 7 south south JJ 43963 2080 8 - - HYPH 43963 2080 9 western western JJ 43963 2080 10 counties county NNS 43963 2080 11 are be VBP 43963 2080 12 essentially essentially RB 43963 2080 13 marine marine JJ 43963 2080 14 ; ; : 43963 2080 15 whilst whilst IN 43963 2080 16 in in IN 43963 2080 17 Northamptonshire Northamptonshire NNP 43963 2080 18 and and CC 43963 2080 19 Lincolnshire Lincolnshire NNP 43963 2080 20 estuarine estuarine JJ 43963 2080 21 conditions condition NNS 43963 2080 22 set set VBN 43963 2080 23 in in RP 43963 2080 24 after after IN 43963 2080 25 the the DT 43963 2080 26 deposition deposition NN 43963 2080 27 of of IN 43963 2080 28 the the DT 43963 2080 29 Upper Upper NNP 43963 2080 30 Lias Lias NNPS 43963 2080 31 , , , 43963 2080 32 and and CC 43963 2080 33 continued continue VBD 43963 2080 34 throughout throughout IN 43963 2080 35 the the DT 43963 2080 36 deposition deposition NN 43963 2080 37 of of IN 43963 2080 38 the the DT 43963 2080 39 Bajocian bajocian JJ 43963 2080 40 and and CC 43963 2080 41 Lower low JJR 43963 2080 42 Bathonian bathonian JJ 43963 2080 43 beds bed NNS 43963 2080 44 , , , 43963 2080 45 being be VBG 43963 2080 46 replaced replace VBN 43963 2080 47 by by IN 43963 2080 48 marine marine JJ 43963 2080 49 conditions condition NNS 43963 2080 50 during during IN 43963 2080 51 the the DT 43963 2080 52 formation formation NN 43963 2080 53 of of IN 43963 2080 54 the the DT 43963 2080 55 Upper upper JJ 43963 2080 56 Bathonian bathonian JJ 43963 2080 57 strata strata NN 43963 2080 58 , , , 43963 2080 59 and and CC 43963 2080 60 still still RB 43963 2080 61 further further RB 43963 2080 62 north north RB 43963 2080 63 in in IN 43963 2080 64 Yorkshire Yorkshire NNP 43963 2080 65 the the DT 43963 2080 66 estuarine estuarine JJ 43963 2080 67 conditions condition NNS 43963 2080 68 generally generally RB 43963 2080 69 prevailed prevail VBD 43963 2080 70 throughout throughout IN 43963 2080 71 Bajocian Bajocian NNP 43963 2080 72 and and CC 43963 2080 73 Bathonian bathonian JJ 43963 2080 74 times time NNS 43963 2080 75 . . . 43963 2081 1 These these DT 43963 2081 2 changes change NNS 43963 2081 3 point point VBP 43963 2081 4 to to IN 43963 2081 5 the the DT 43963 2081 6 existence existence NN 43963 2081 7 of of IN 43963 2081 8 land land NN 43963 2081 9 towards towards IN 43963 2081 10 the the DT 43963 2081 11 north north NN 43963 2081 12 . . . 43963 2082 1 The the DT 43963 2082 2 general general JJ 43963 2082 3 simplicity simplicity NN 43963 2082 4 is be VBZ 43963 2082 5 modified modify VBN 43963 2082 6 by by IN 43963 2082 7 temporary temporary JJ 43963 2082 8 prevalence prevalence NN 43963 2082 9 of of IN 43963 2082 10 marine marine JJ 43963 2082 11 conditions condition NNS 43963 2082 12 twice twice RB 43963 2082 13 over over RB 43963 2082 14 ( ( -LRB- 43963 2082 15 during during IN 43963 2082 16 the the DT 43963 2082 17 deposition deposition NN 43963 2082 18 of of IN 43963 2082 19 the the DT 43963 2082 20 Millepore Millepore NNP 43963 2082 21 Oolite Oolite NNP 43963 2082 22 and and CC 43963 2082 23 the the DT 43963 2082 24 Scarbro Scarbro NNP 43963 2082 25 ' ' '' 43963 2082 26 Limestone Limestone NNP 43963 2082 27 ) ) -RRB- 43963 2082 28 in in IN 43963 2082 29 Yorkshire Yorkshire NNP 43963 2082 30 , , , 43963 2082 31 and and CC 43963 2082 32 once once RB 43963 2082 33 ( ( -LRB- 43963 2082 34 during during IN 43963 2082 35 the the DT 43963 2082 36 deposition deposition NN 43963 2082 37 of of IN 43963 2082 38 the the DT 43963 2082 39 Lincolnshire Lincolnshire NNP 43963 2082 40 Limestone Limestone NNP 43963 2082 41 ) ) -RRB- 43963 2082 42 in in IN 43963 2082 43 Lincolnshire Lincolnshire NNP 43963 2082 44 . . . 43963 2083 1 Certain certain JJ 43963 2083 2 local local JJ 43963 2083 3 deposits deposit NNS 43963 2083 4 have have VBP 43963 2083 5 not not RB 43963 2083 6 been be VBN 43963 2083 7 noticed notice VBN 43963 2083 8 , , , 43963 2083 9 but but CC 43963 2083 10 two two CD 43963 2083 11 of of IN 43963 2083 12 them -PRON- PRP 43963 2083 13 merit merit VBP 43963 2083 14 brief brief JJ 43963 2083 15 reference reference NN 43963 2083 16 . . . 43963 2084 1 At at IN 43963 2084 2 the the DT 43963 2084 3 base base NN 43963 2084 4 of of IN 43963 2084 5 the the DT 43963 2084 6 Great Great NNP 43963 2084 7 Oolite Oolite NNP 43963 2084 8 of of IN 43963 2084 9 Oxfordshire Oxfordshire NNP 43963 2084 10 is be VBZ 43963 2084 11 an an DT 43963 2084 12 estuarine estuarine JJ 43963 2084 13 deposit deposit NN 43963 2084 14 of of IN 43963 2084 15 finely finely RB 43963 2084 16 laminated laminate VBN 43963 2084 17 mechanical mechanical JJ 43963 2084 18 sediment sediment NN 43963 2084 19 mixed mix VBN 43963 2084 20 with with IN 43963 2084 21 calcareous calcareous JJ 43963 2084 22 matter matter NN 43963 2084 23 known know VBN 43963 2084 24 as as IN 43963 2084 25 the the DT 43963 2084 26 Stonesfield Stonesfield NNP 43963 2084 27 Slate Slate NNP 43963 2084 28 , , , 43963 2084 29 especially especially RB 43963 2084 30 interesting interesting JJ 43963 2084 31 on on IN 43963 2084 32 account account NN 43963 2084 33 of of IN 43963 2084 34 its -PRON- PRP$ 43963 2084 35 fossils fossil NNS 43963 2084 36 , , , 43963 2084 37 while while IN 43963 2084 38 a a DT 43963 2084 39 bed bed NN 43963 2084 40 with with IN 43963 2084 41 similar similar JJ 43963 2084 42 lithological lithological JJ 43963 2084 43 characters character NNS 43963 2084 44 but but CC 43963 2084 45 with with IN 43963 2084 46 a a DT 43963 2084 47 different different JJ 43963 2084 48 fauna fauna NN 43963 2084 49 occurring occur VBG 43963 2084 50 at at IN 43963 2084 51 the the DT 43963 2084 52 base base NN 43963 2084 53 of of IN 43963 2084 54 the the DT 43963 2084 55 Lincolnshire Lincolnshire NNP 43963 2084 56 Limestone Limestone NNP 43963 2084 57 ( ( -LRB- 43963 2084 58 of of IN 43963 2084 59 Bajocian Bajocian NNP 43963 2084 60 age age NN 43963 2084 61 ) ) -RRB- 43963 2084 62 is be VBZ 43963 2084 63 termed term VBN 43963 2084 64 the the DT 43963 2084 65 Collyweston Collyweston NNP 43963 2084 66 Slate Slate NNP 43963 2084 67 . . . 43963 2085 1 Neither neither DT 43963 2085 2 of of IN 43963 2085 3 these these DT 43963 2085 4 deposits deposit NNS 43963 2085 5 is be VBZ 43963 2085 6 a a DT 43963 2085 7 slate slate NN 43963 2085 8 in in IN 43963 2085 9 the the DT 43963 2085 10 true true JJ 43963 2085 11 sense sense NN 43963 2085 12 of of IN 43963 2085 13 the the DT 43963 2085 14 word word NN 43963 2085 15 , , , 43963 2085 16 as as IN 43963 2085 17 they -PRON- PRP 43963 2085 18 have have VBP 43963 2085 19 not not RB 43963 2085 20 been be VBN 43963 2085 21 affected affect VBN 43963 2085 22 by by IN 43963 2085 23 cleavage cleavage NN 43963 2085 24 subsequently subsequently RB 43963 2085 25 to to IN 43963 2085 26 their -PRON- PRP$ 43963 2085 27 accumulation accumulation NN 43963 2085 28 , , , 43963 2085 29 but but CC 43963 2085 30 each each DT 43963 2085 31 has have VBZ 43963 2085 32 been be VBN 43963 2085 33 somewhat somewhat RB 43963 2085 34 extensively extensively RB 43963 2085 35 used use VBN 43963 2085 36 for for IN 43963 2085 37 roofing roofing NN 43963 2085 38 purposes purpose NNS 43963 2085 39 . . . 43963 2086 1 The the DT 43963 2086 2 Middle Middle NNP 43963 2086 3 Oolites Oolites NNPS 43963 2086 4 are be VBP 43963 2086 5 much much RB 43963 2086 6 less less RBR 43963 2086 7 complicated complicated JJ 43963 2086 8 though though IN 43963 2086 9 considerable considerable JJ 43963 2086 10 variations variation NNS 43963 2086 11 arise arise VBP 43963 2086 12 with with IN 43963 2086 13 respect respect NN 43963 2086 14 to to IN 43963 2086 15 the the DT 43963 2086 16 Corallian Corallian NNP 43963 2086 17 Rocks rock NNS 43963 2086 18 . . . 43963 2087 1 The the DT 43963 2087 2 Oxfordian Oxfordian NNP 43963 2087 3 with with IN 43963 2087 4 Callovian Callovian NNP 43963 2087 5 consist consist VBP 43963 2087 6 chiefly chiefly RB 43963 2087 7 of of IN 43963 2087 8 clay clay NN 43963 2087 9 , , , 43963 2087 10 though though IN 43963 2087 11 the the DT 43963 2087 12 Callovian Callovian NNP 43963 2087 13 of of IN 43963 2087 14 the the DT 43963 2087 15 south south NN 43963 2087 16 of of IN 43963 2087 17 England England NNP 43963 2087 18 is be VBZ 43963 2087 19 represented represent VBN 43963 2087 20 by by IN 43963 2087 21 calcareous calcareous JJ 43963 2087 22 sandstone sandstone NN 43963 2087 23 , , , 43963 2087 24 with with IN 43963 2087 25 a a DT 43963 2087 26 peculiar peculiar JJ 43963 2087 27 fauna fauna NN 43963 2087 28 which which WDT 43963 2087 29 seems seem VBZ 43963 2087 30 to to TO 43963 2087 31 be be VB 43963 2087 32 represented represent VBN 43963 2087 33 in in IN 43963 2087 34 the the DT 43963 2087 35 lower low JJR 43963 2087 36 part part NN 43963 2087 37 of of IN 43963 2087 38 the the DT 43963 2087 39 Oxford Oxford NNP 43963 2087 40 Clay Clay NNP 43963 2087 41 further further JJ 43963 2087 42 north north NN 43963 2087 43 , , , 43963 2087 44 though though IN 43963 2087 45 this this DT 43963 2087 46 Callovian callovian JJ 43963 2087 47 fauna fauna NN 43963 2087 48 has have VBZ 43963 2087 49 not not RB 43963 2087 50 been be VBN 43963 2087 51 everywhere everywhere RB 43963 2087 52 recognised recognise VBN 43963 2087 53 . . . 43963 2088 1 The the DT 43963 2088 2 Corallian Corallian NNP 43963 2088 3 of of IN 43963 2088 4 the the DT 43963 2088 5 southern southern JJ 43963 2088 6 counties county NNS 43963 2088 7 consists consist VBZ 43963 2088 8 of of IN 43963 2088 9 limestones limestone NNS 43963 2088 10 with with IN 43963 2088 11 calcareous calcareous JJ 43963 2088 12 grits grit NNS 43963 2088 13 , , , 43963 2088 14 the the DT 43963 2088 15 limestones limestone NNS 43963 2088 16 being be VBG 43963 2088 17 often often RB 43963 2088 18 largely largely RB 43963 2088 19 composed compose VBN 43963 2088 20 of of IN 43963 2088 21 the the DT 43963 2088 22 remains remain NNS 43963 2088 23 of of IN 43963 2088 24 reef reef NN 43963 2088 25 - - HYPH 43963 2088 26 building building NN 43963 2088 27 corals coral NNS 43963 2088 28 , , , 43963 2088 29 and and CC 43963 2088 30 a a DT 43963 2088 31 similar similar JJ 43963 2088 32 development development NN 43963 2088 33 of of IN 43963 2088 34 the the DT 43963 2088 35 rocks rock NNS 43963 2088 36 of of IN 43963 2088 37 this this DT 43963 2088 38 series series NN 43963 2088 39 is be VBZ 43963 2088 40 found find VBN 43963 2088 41 in in IN 43963 2088 42 Yorkshire Yorkshire NNP 43963 2088 43 , , , 43963 2088 44 while while IN 43963 2088 45 a a DT 43963 2088 46 local local JJ 43963 2088 47 development development NN 43963 2088 48 of of IN 43963 2088 49 the the DT 43963 2088 50 same same JJ 43963 2088 51 character character NN 43963 2088 52 is be VBZ 43963 2088 53 found find VBN 43963 2088 54 at at IN 43963 2088 55 Upware Upware NNP 43963 2088 56 in in IN 43963 2088 57 Cambridgeshire Cambridgeshire NNP 43963 2088 58 , , , 43963 2088 59 though though IN 43963 2088 60 in in IN 43963 2088 61 the the DT 43963 2088 62 other other JJ 43963 2088 63 parts part NNS 43963 2088 64 of of IN 43963 2088 65 the the DT 43963 2088 66 Fenland Fenland NNP 43963 2088 67 counties county NNS 43963 2088 68 the the DT 43963 2088 69 Corallian Corallian NNP 43963 2088 70 is be VBZ 43963 2088 71 represented represent VBN 43963 2088 72 by by IN 43963 2088 73 an an DT 43963 2088 74 argillaceous argillaceous JJ 43963 2088 75 deposit deposit NN 43963 2088 76 with with IN 43963 2088 77 Corallian corallian JJ 43963 2088 78 fossils fossil NNS 43963 2088 79 known know VBN 43963 2088 80 as as IN 43963 2088 81 the the DT 43963 2088 82 Ampthill Ampthill NNP 43963 2088 83 Clay Clay NNP 43963 2088 84 . . . 43963 2089 1 The the DT 43963 2089 2 Upper Upper NNP 43963 2089 3 Oolites Oolites NNPS 43963 2089 4 have have VBP 43963 2089 5 a a DT 43963 2089 6 tolerably tolerably RB 43963 2089 7 constant constant JJ 43963 2089 8 base base NN 43963 2089 9 , , , 43963 2089 10 the the DT 43963 2089 11 Kimmeridge Kimmeridge NNP 43963 2089 12 Clay Clay NNP 43963 2089 13 , , , 43963 2089 14 usually usually RB 43963 2089 15 consisting consist VBG 43963 2089 16 of of IN 43963 2089 17 laminated laminate VBN 43963 2089 18 bituminous bituminous JJ 43963 2089 19 argillaceous argillaceous JJ 43963 2089 20 material material NN 43963 2089 21 , , , 43963 2089 22 but but CC 43963 2089 23 the the DT 43963 2089 24 Portlandian portlandian JJ 43963 2089 25 and and CC 43963 2089 26 Purbeckian purbeckian JJ 43963 2089 27 divisions division NNS 43963 2089 28 vary vary VBP 43963 2089 29 greatly greatly RB 43963 2089 30 , , , 43963 2089 31 and and CC 43963 2089 32 are be VBP 43963 2089 33 only only RB 43963 2089 34 locally locally RB 43963 2089 35 developed develop VBN 43963 2089 36 , , , 43963 2089 37 though though IN 43963 2089 38 their -PRON- PRP$ 43963 2089 39 absence absence NN 43963 2089 40 in in IN 43963 2089 41 some some DT 43963 2089 42 parts part NNS 43963 2089 43 of of IN 43963 2089 44 central central JJ 43963 2089 45 England England NNP 43963 2089 46 is be VBZ 43963 2089 47 no no DT 43963 2089 48 doubt doubt NN 43963 2089 49 due due JJ 43963 2089 50 to to IN 43963 2089 51 unconformity unconformity NN 43963 2089 52 . . . 43963 2090 1 The the DT 43963 2090 2 Portlandian portlandian JJ 43963 2090 3 rocks rock NNS 43963 2090 4 of of IN 43963 2090 5 the the DT 43963 2090 6 south south NN 43963 2090 7 of of IN 43963 2090 8 England England NNP 43963 2090 9 consist consist VBP 43963 2090 10 of of IN 43963 2090 11 limestones limestone NNS 43963 2090 12 and and CC 43963 2090 13 sandstones sandstone NNS 43963 2090 14 which which WDT 43963 2090 15 pass pass VBP 43963 2090 16 further further RB 43963 2090 17 northward northward RB 43963 2090 18 into into IN 43963 2090 19 shallower shallower JJ 43963 2090 20 water water NN 43963 2090 21 mechanical mechanical JJ 43963 2090 22 deposits deposit NNS 43963 2090 23 often often RB 43963 2090 24 charged charge VBN 43963 2090 25 with with IN 43963 2090 26 iron iron NN 43963 2090 27 hydrate hydrate NN 43963 2090 28 , , , 43963 2090 29 and and CC 43963 2090 30 the the DT 43963 2090 31 beds bed NNS 43963 2090 32 disappear disappear VBP 43963 2090 33 in in IN 43963 2090 34 Oxfordshire Oxfordshire NNP 43963 2090 35 . . . 43963 2091 1 The the DT 43963 2091 2 Purbeckian purbeckian JJ 43963 2091 3 rocks rock NNS 43963 2091 4 of of IN 43963 2091 5 the the DT 43963 2091 6 south south NN 43963 2091 7 are be VBP 43963 2091 8 also also RB 43963 2091 9 limited limit VBN 43963 2091 10 as as IN 43963 2091 11 regards regard NNS 43963 2091 12 area area NN 43963 2091 13 of of IN 43963 2091 14 exposure exposure NN 43963 2091 15 : : : 43963 2091 16 they -PRON- PRP 43963 2091 17 consist consist VBP 43963 2091 18 of of IN 43963 2091 19 estuarine estuarine NN 43963 2091 20 deposits deposit NNS 43963 2091 21 with with IN 43963 2091 22 some some DT 43963 2091 23 terrestrial terrestrial JJ 43963 2091 24 accumulations accumulation NNS 43963 2091 25 of of IN 43963 2091 26 the the DT 43963 2091 27 nature nature NN 43963 2091 28 of of IN 43963 2091 29 old old JJ 43963 2091 30 surface surface NN 43963 2091 31 soils soil NNS 43963 2091 32 . . . 43963 2092 1 Representations representation NNS 43963 2092 2 of of IN 43963 2092 3 the the DT 43963 2092 4 Portlandian portlandian JJ 43963 2092 5 and and CC 43963 2092 6 Purbeckian purbeckian JJ 43963 2092 7 beds bed NNS 43963 2092 8 are be VBP 43963 2092 9 found find VBN 43963 2092 10 in in IN 43963 2092 11 Lincolnshire Lincolnshire NNP 43963 2092 12 and and CC 43963 2092 13 Yorkshire Yorkshire NNP 43963 2092 14 , , , 43963 2092 15 as as IN 43963 2092 16 arenaceous arenaceous JJ 43963 2092 17 deposits deposit NNS 43963 2092 18 in in IN 43963 2092 19 the the DT 43963 2092 20 former former JJ 43963 2092 21 county county NN 43963 2092 22 and and CC 43963 2092 23 argillaceous argillaceous JJ 43963 2092 24 ones one NNS 43963 2092 25 in in IN 43963 2092 26 the the DT 43963 2092 27 latter latter NN 43963 2092 28 . . . 43963 2093 1 Both both DT 43963 2093 2 are be VBP 43963 2093 3 marine marine JJ 43963 2093 4 deposits deposit NNS 43963 2093 5 of of IN 43963 2093 6 a a DT 43963 2093 7 northern northern JJ 43963 2093 8 type type NN 43963 2093 9 , , , 43963 2093 10 developed develop VBN 43963 2093 11 elsewhere elsewhere RB 43963 2093 12 in in IN 43963 2093 13 northern northern JJ 43963 2093 14 European european JJ 43963 2093 15 and and CC 43963 2093 16 circumpolar circumpolar JJ 43963 2093 17 regions region NNS 43963 2093 18 , , , 43963 2093 19 and and CC 43963 2093 20 in in IN 43963 2093 21 these these DT 43963 2093 22 counties county NNS 43963 2093 23 we -PRON- PRP 43963 2093 24 find find VBP 43963 2093 25 a a DT 43963 2093 26 complete complete JJ 43963 2093 27 passage passage NN 43963 2093 28 from from IN 43963 2093 29 the the DT 43963 2093 30 Jurassic Jurassic NNP 43963 2093 31 rocks rock VBZ 43963 2093 32 through through IN 43963 2093 33 the the DT 43963 2093 34 Cretaceous cretaceous JJ 43963 2093 35 rocks rock NNS 43963 2093 36 , , , 43963 2093 37 but but CC 43963 2093 38 the the DT 43963 2093 39 exact exact JJ 43963 2093 40 lines line NNS 43963 2093 41 of of IN 43963 2093 42 demarcation demarcation NN 43963 2093 43 between between IN 43963 2093 44 the the DT 43963 2093 45 different different JJ 43963 2093 46 series series NN 43963 2093 47 of of IN 43963 2093 48 the the DT 43963 2093 49 passage passage NN 43963 2093 50 beds bed NNS 43963 2093 51 are be VBP 43963 2093 52 difficult difficult JJ 43963 2093 53 to to TO 43963 2093 54 define define VB 43963 2093 55 . . . 43963 2094 1 The the DT 43963 2094 2 foreign foreign JJ 43963 2094 3 Jurassic Jurassic NNP 43963 2094 4 rocks rock NNS 43963 2094 5 of of IN 43963 2094 6 Europe Europe NNP 43963 2094 7 and and CC 43963 2094 8 of of IN 43963 2094 9 some some DT 43963 2094 10 parts part NNS 43963 2094 11 of of IN 43963 2094 12 Asia Asia NNP 43963 2094 13 strongly strongly RB 43963 2094 14 resemble resemble VBP 43963 2094 15 in in IN 43963 2094 16 general general JJ 43963 2094 17 characters character NNS 43963 2094 18 those those DT 43963 2094 19 which which WDT 43963 2094 20 have have VBP 43963 2094 21 been be VBN 43963 2094 22 described describe VBN 43963 2094 23 above above RB 43963 2094 24 as as IN 43963 2094 25 occurring occur VBG 43963 2094 26 in in IN 43963 2094 27 Britain Britain NNP 43963 2094 28 . . . 43963 2095 1 One one CD 43963 2095 2 of of IN 43963 2095 3 the the DT 43963 2095 4 most most RBS 43963 2095 5 remarkable remarkable JJ 43963 2095 6 features feature NNS 43963 2095 7 of of IN 43963 2095 8 the the DT 43963 2095 9 Jurassic Jurassic NNP 43963 2095 10 rocks rock NNS 43963 2095 11 as as IN 43963 2095 12 a a DT 43963 2095 13 whole whole NN 43963 2095 14 , , , 43963 2095 15 is be VBZ 43963 2095 16 the the DT 43963 2095 17 absence absence NN 43963 2095 18 of of IN 43963 2095 19 the the DT 43963 2095 20 Lias Lias NNPS 43963 2095 21 over over IN 43963 2095 22 wide wide JJ 43963 2095 23 areas area NNS 43963 2095 24 , , , 43963 2095 25 the the DT 43963 2095 26 continental continental JJ 43963 2095 27 period period NN 43963 2095 28 which which WDT 43963 2095 29 in in IN 43963 2095 30 Britain Britain NNP 43963 2095 31 existed exist VBD 43963 2095 32 in in IN 43963 2095 33 Permo Permo NNP 43963 2095 34 - - HYPH 43963 2095 35 Triassic Triassic NNP 43963 2095 36 times time NNS 43963 2095 37 is be VBZ 43963 2095 38 elsewhere elsewhere RB 43963 2095 39 frequently frequently RB 43963 2095 40 replaced replace VBN 43963 2095 41 by by IN 43963 2095 42 one one CD 43963 2095 43 of of IN 43963 2095 44 Liassic Liassic NNP 43963 2095 45 age age NN 43963 2095 46 . . . 43963 2096 1 The the DT 43963 2096 2 Jurassic Jurassic NNP 43963 2096 3 and and CC 43963 2096 4 Cretaceous cretaceous JJ 43963 2096 5 rocks rock NNS 43963 2096 6 are be VBP 43963 2096 7 of of IN 43963 2096 8 interest interest NN 43963 2096 9 on on IN 43963 2096 10 account account NN 43963 2096 11 of of IN 43963 2096 12 the the DT 43963 2096 13 evidence evidence NN 43963 2096 14 which which WDT 43963 2096 15 they -PRON- PRP 43963 2096 16 supply supply VBP 43963 2096 17 as as IN 43963 2096 18 to to IN 43963 2096 19 the the DT 43963 2096 20 existence existence NN 43963 2096 21 of of IN 43963 2096 22 climatic climatic JJ 43963 2096 23 zones zone NNS 43963 2096 24 in in IN 43963 2096 25 these these DT 43963 2096 26 periods period NNS 43963 2096 27 , , , 43963 2096 28 which which WDT 43963 2096 29 run run VBP 43963 2096 30 fairly fairly RB 43963 2096 31 parallel parallel JJ 43963 2096 32 with with IN 43963 2096 33 those those DT 43963 2096 34 at at IN 43963 2096 35 present present JJ 43963 2096 36 existing exist VBG 43963 2096 37 . . . 43963 2097 1 The the DT 43963 2097 2 late late JJ 43963 2097 3 Dr Dr NNP 43963 2097 4 Neumayr Neumayr NNP 43963 2097 5 in in IN 43963 2097 6 a a DT 43963 2097 7 paper paper NN 43963 2097 8 already already RB 43963 2097 9 cited cite VBD 43963 2097 10 divides divide VBZ 43963 2097 11 the the DT 43963 2097 12 world world NN 43963 2097 13 during during IN 43963 2097 14 later later RBR 43963 2097 15 Mesozoic Mesozoic NNP 43963 2097 16 times time NNS 43963 2097 17 into into IN 43963 2097 18 four four CD 43963 2097 19 distinct distinct JJ 43963 2097 20 climatic climatic JJ 43963 2097 21 zones zone NNS 43963 2097 22 , , , 43963 2097 23 equatorial equatorial JJ 43963 2097 24 , , , 43963 2097 25 north north NN 43963 2097 26 and and CC 43963 2097 27 south south NN 43963 2097 28 temperate temperate VB 43963 2097 29 and and CC 43963 2097 30 boreal boreal NN 43963 2097 31 zones zone NNS 43963 2097 32 ( ( -LRB- 43963 2097 33 the the DT 43963 2097 34 corresponding correspond VBG 43963 2097 35 austral austral JJ 43963 2097 36 zone zone NN 43963 2097 37 is be VBZ 43963 2097 38 not not RB 43963 2097 39 known know VBN 43963 2097 40 owing owe VBG 43963 2097 41 no no DT 43963 2097 42 doubt doubt NN 43963 2097 43 to to IN 43963 2097 44 the the DT 43963 2097 45 extensive extensive JJ 43963 2097 46 sea sea NN 43963 2097 47 of of IN 43963 2097 48 South South NNP 43963 2097 49 Polar Polar NNP 43963 2097 50 regions region NNS 43963 2097 51 and and CC 43963 2097 52 our -PRON- PRP$ 43963 2097 53 general general JJ 43963 2097 54 ignorance ignorance NN 43963 2097 55 of of IN 43963 2097 56 its -PRON- PRP$ 43963 2097 57 lands land NNS 43963 2097 58 ) ) -RRB- 43963 2097 59 . . . 43963 2098 1 In in IN 43963 2098 2 Europe Europe NNP 43963 2098 3 the the DT 43963 2098 4 Mediterranean Mediterranean NNP 43963 2098 5 Province Province NNP 43963 2098 6 belongs belong VBZ 43963 2098 7 to to IN 43963 2098 8 the the DT 43963 2098 9 equatorial equatorial JJ 43963 2098 10 zone zone NN 43963 2098 11 , , , 43963 2098 12 the the DT 43963 2098 13 Middle Middle NNP 43963 2098 14 European European NNP 43963 2098 15 to to IN 43963 2098 16 the the DT 43963 2098 17 North North NNP 43963 2098 18 temperate temperate NN 43963 2098 19 zone zone NN 43963 2098 20 , , , 43963 2098 21 and and CC 43963 2098 22 the the DT 43963 2098 23 Russian russian JJ 43963 2098 24 or or CC 43963 2098 25 Boreal Boreal NNP 43963 2098 26 to to IN 43963 2098 27 the the DT 43963 2098 28 Boreal Boreal NNP 43963 2098 29 zone zone NN 43963 2098 30 . . . 43963 2099 1 The the DT 43963 2099 2 last last RB 43963 2099 3 - - HYPH 43963 2099 4 named name VBN 43963 2099 5 is be VBZ 43963 2099 6 marked mark VBN 43963 2099 7 partly partly RB 43963 2099 8 by by IN 43963 2099 9 negative negative JJ 43963 2099 10 characters character NNS 43963 2099 11 , , , 43963 2099 12 the the DT 43963 2099 13 absence absence NN 43963 2099 14 of of IN 43963 2099 15 certain certain JJ 43963 2099 16 Ammonite Ammonite NNP 43963 2099 17 - - HYPH 43963 2099 18 genera genera NN 43963 2099 19 and and CC 43963 2099 20 of of IN 43963 2099 21 coral coral JJ 43963 2099 22 reefs reef NNS 43963 2099 23 being be VBG 43963 2099 24 noticeable noticeable JJ 43963 2099 25 , , , 43963 2099 26 whilst whilst IN 43963 2099 27 the the DT 43963 2099 28 lamellibranch lamellibranch NN 43963 2099 29 _ _ NNP 43963 2099 30 Aucella Aucella NNP 43963 2099 31 _ _ NNP 43963 2099 32 is be VBZ 43963 2099 33 very very RB 43963 2099 34 frequent frequent JJ 43963 2099 35 . . . 43963 2100 1 In in IN 43963 2100 2 the the DT 43963 2100 3 North North NNP 43963 2100 4 temperate temperate NN 43963 2100 5 zone zone NN 43963 2100 6 , , , 43963 2100 7 certain certain JJ 43963 2100 8 Ammonite ammonite JJ 43963 2100 9 genera genera NN 43963 2100 10 as as IN 43963 2100 11 _ _ NNP 43963 2100 12 Aspidoceras Aspidoceras NNP 43963 2100 13 _ _ NNP 43963 2100 14 and and CC 43963 2100 15 _ _ NNP 43963 2100 16 Oppelia Oppelia NNP 43963 2100 17 _ _ NNP 43963 2100 18 are be VBP 43963 2100 19 abundant abundant JJ 43963 2100 20 and and CC 43963 2100 21 there there EX 43963 2100 22 are be VBP 43963 2100 23 also also RB 43963 2100 24 extensive extensive JJ 43963 2100 25 coral coral NN 43963 2100 26 - - HYPH 43963 2100 27 reefs reef NNS 43963 2100 28 . . . 43963 2101 1 The the DT 43963 2101 2 Equatorial equatorial JJ 43963 2101 3 zone zone NN 43963 2101 4 is be VBZ 43963 2101 5 marked mark VBN 43963 2101 6 by by IN 43963 2101 7 the the DT 43963 2101 8 Ammonite Ammonite NNP 43963 2101 9 - - HYPH 43963 2101 10 genera genera NN 43963 2101 11 _ _ NNP 43963 2101 12 Phylloceras Phylloceras NNP 43963 2101 13 _ _ NNP 43963 2101 14 and and CC 43963 2101 15 _ _ NNP 43963 2101 16 Lytoceras Lytoceras NNP 43963 2101 17 _ _ NNP 43963 2101 18 and and CC 43963 2101 19 by by IN 43963 2101 20 the the DT 43963 2101 21 _ _ NNP 43963 2101 22 Diphya Diphya NNP 43963 2101 23 _ _ NNP 43963 2101 24 group group NN 43963 2101 25 of of IN 43963 2101 26 _ _ NNP 43963 2101 27 Terebratulæ Terebratulæ NNP 43963 2101 28 _ _ NNP 43963 2101 29 . . . 43963 2102 1 It -PRON- PRP 43963 2102 2 is be VBZ 43963 2102 3 of of IN 43963 2102 4 special special JJ 43963 2102 5 interest interest NN 43963 2102 6 to to TO 43963 2102 7 note note VB 43963 2102 8 that that IN 43963 2102 9 the the DT 43963 2102 10 fauna fauna NNS 43963 2102 11 of of IN 43963 2102 12 the the DT 43963 2102 13 South South NNP 43963 2102 14 temperate temperate NN 43963 2102 15 bears bear VBZ 43963 2102 16 closer close JJR 43963 2102 17 relationship relationship NN 43963 2102 18 to to IN 43963 2102 19 that that DT 43963 2102 20 of of IN 43963 2102 21 the the DT 43963 2102 22 North North NNP 43963 2102 23 temperate temperate NN 43963 2102 24 than than IN 43963 2102 25 to to IN 43963 2102 26 that that DT 43963 2102 27 of of IN 43963 2102 28 the the DT 43963 2102 29 intermediate intermediate JJ 43963 2102 30 Equatorial equatorial JJ 43963 2102 31 zone zone NN 43963 2102 32 . . . 43963 2103 1 _ _ NNP 43963 2103 2 Jurassic Jurassic NNP 43963 2103 3 floras flora NNS 43963 2103 4 and and CC 43963 2103 5 faunas fauna NNS 43963 2103 6 . . . 43963 2103 7 _ _ NNP 43963 2103 8 The the DT 43963 2103 9 Jurassic Jurassic NNP 43963 2103 10 flora flora NNS 43963 2103 11 is be VBZ 43963 2103 12 very very RB 43963 2103 13 similar similar JJ 43963 2103 14 in in IN 43963 2103 15 its -PRON- PRP$ 43963 2103 16 characters character NNS 43963 2103 17 to to IN 43963 2103 18 that that DT 43963 2103 19 of of IN 43963 2103 20 the the DT 43963 2103 21 Lower Lower NNP 43963 2103 22 Cretaceous cretaceous JJ 43963 2103 23 rocks rock NNS 43963 2103 24 , , , 43963 2103 25 and and CC 43963 2103 26 the the DT 43963 2103 27 two two CD 43963 2103 28 taken take VBN 43963 2103 29 together together RB 43963 2103 30 afford afford VBP 43963 2103 31 a a DT 43963 2103 32 decided decided JJ 43963 2103 33 contrast contrast NN 43963 2103 34 with with IN 43963 2103 35 that that DT 43963 2103 36 of of IN 43963 2103 37 later later JJ 43963 2103 38 Palæozoic Palæozoic NNP 43963 2103 39 times time NNS 43963 2103 40 , , , 43963 2103 41 and and CC 43963 2103 42 also also RB 43963 2103 43 with with IN 43963 2103 44 that that DT 43963 2103 45 which which WDT 43963 2103 46 succeeds succeed VBZ 43963 2103 47 them -PRON- PRP 43963 2103 48 in in IN 43963 2103 49 the the DT 43963 2103 50 Upper Upper NNP 43963 2103 51 Cretaceous cretaceous JJ 43963 2103 52 rocks rock NNS 43963 2103 53 , , , 43963 2103 54 which which WDT 43963 2103 55 bears bear VBZ 43963 2103 56 a a DT 43963 2103 57 marked marked JJ 43963 2103 58 resemblance resemblance NN 43963 2103 59 to to IN 43963 2103 60 the the DT 43963 2103 61 existing exist VBG 43963 2103 62 flora flora NNS 43963 2103 63 . . . 43963 2104 1 Cycads cycad NNS 43963 2104 2 predominate predominate VBP 43963 2104 3 , , , 43963 2104 4 accompanied accompany VBN 43963 2104 5 by by IN 43963 2104 6 conifers conifer NNS 43963 2104 7 , , , 43963 2104 8 and and CC 43963 2104 9 a a DT 43963 2104 10 fair fair JJ 43963 2104 11 number number NN 43963 2104 12 of of IN 43963 2104 13 ferns fern NNS 43963 2104 14 and and CC 43963 2104 15 Equisetaceæ Equisetaceæ NNP 43963 2104 16 . . . 43963 2105 1 The the DT 43963 2105 2 Jurassic Jurassic NNP 43963 2105 3 fauna fauna NNS 43963 2105 4 is be VBZ 43963 2105 5 specially specially RB 43963 2105 6 noteworthy noteworthy JJ 43963 2105 7 on on IN 43963 2105 8 account account NN 43963 2105 9 of of IN 43963 2105 10 the the DT 43963 2105 11 character character NN 43963 2105 12 of of IN 43963 2105 13 the the DT 43963 2105 14 vertebrata vertebrata NN 43963 2105 15 , , , 43963 2105 16 but but CC 43963 2105 17 some some DT 43963 2105 18 notice notice NN 43963 2105 19 of of IN 43963 2105 20 the the DT 43963 2105 21 invertebrates invertebrates NNPS 43963 2105 22 must must MD 43963 2105 23 also also RB 43963 2105 24 be be VB 43963 2105 25 taken take VBN 43963 2105 26 . . . 43963 2106 1 The the DT 43963 2106 2 abundance abundance NN 43963 2106 3 of of IN 43963 2106 4 corals coral NNS 43963 2106 5 in in IN 43963 2106 6 the the DT 43963 2106 7 Temperate Temperate NNP 43963 2106 8 zones zone NNS 43963 2106 9 has have VBZ 43963 2106 10 already already RB 43963 2106 11 been be VBN 43963 2106 12 pointed point VBN 43963 2106 13 out out RP 43963 2106 14 , , , 43963 2106 15 but but CC 43963 2106 16 the the DT 43963 2106 17 mollusca mollusca NN 43963 2106 18 form form NN 43963 2106 19 the the DT 43963 2106 20 bulk bulk NN 43963 2106 21 of of IN 43963 2106 22 the the DT 43963 2106 23 invertebrate invertebrate JJ 43963 2106 24 fauna fauna NNP 43963 2106 25 , , , 43963 2106 26 lamellibranchs lamellibranch NNS 43963 2106 27 , , , 43963 2106 28 gastropods gastropod NNS 43963 2106 29 and and CC 43963 2106 30 cephalopods cephalopod NNS 43963 2106 31 being be VBG 43963 2106 32 all all RB 43963 2106 33 abundant abundant JJ 43963 2106 34 ; ; : 43963 2106 35 of of IN 43963 2106 36 the the DT 43963 2106 37 last last RB 43963 2106 38 - - HYPH 43963 2106 39 named name VBN 43963 2106 40 the the DT 43963 2106 41 ammonites ammonites NNPS 43963 2106 42 and and CC 43963 2106 43 belemnites belemnite NNS 43963 2106 44 contribute contribute VBP 43963 2106 45 most most RBS 43963 2106 46 largely largely RB 43963 2106 47 . . . 43963 2107 1 The the DT 43963 2107 2 vertebrates vertebrate NNS 43963 2107 3 include include VBP 43963 2107 4 remains remain NNS 43963 2107 5 of of IN 43963 2107 6 fishes fish NNS 43963 2107 7 , , , 43963 2107 8 amphibia amphibia NNP 43963 2107 9 , , , 43963 2107 10 reptiles reptile NNS 43963 2107 11 , , , 43963 2107 12 birds bird NNS 43963 2107 13 and and CC 43963 2107 14 mammals mammal NNS 43963 2107 15 . . . 43963 2108 1 The the DT 43963 2108 2 Jurassic Jurassic NNP 43963 2108 3 reptilia reptilia VBZ 43963 2108 4 furnish furnish JJ 43963 2108 5 representatives representative NNS 43963 2108 6 of of IN 43963 2108 7 some some DT 43963 2108 8 modern modern JJ 43963 2108 9 orders order NNS 43963 2108 10 as as IN 43963 2108 11 the the DT 43963 2108 12 Chelonia Chelonia NNP 43963 2108 13 and and CC 43963 2108 14 Crocodilia Crocodilia NNP 43963 2108 15 , , , 43963 2108 16 but but CC 43963 2108 17 the the DT 43963 2108 18 most most RBS 43963 2108 19 important important JJ 43963 2108 20 orders order NNS 43963 2108 21 are be VBP 43963 2108 22 essentially essentially RB 43963 2108 23 characteristic characteristic JJ 43963 2108 24 of of IN 43963 2108 25 later later JJ 43963 2108 26 Mesozoic Mesozoic NNP 43963 2108 27 times time NNS 43963 2108 28 and and CC 43963 2108 29 their -PRON- PRP$ 43963 2108 30 representatives representative NNS 43963 2108 31 abound abound VBP 43963 2108 32 in in IN 43963 2108 33 the the DT 43963 2108 34 Jurassic Jurassic NNP 43963 2108 35 strata strata NN 43963 2108 36 . . . 43963 2109 1 These these DT 43963 2109 2 are be VBP 43963 2109 3 the the DT 43963 2109 4 Sauropterygia Sauropterygia NNP 43963 2109 5 ( ( -LRB- 43963 2109 6 including include VBG 43963 2109 7 the the DT 43963 2109 8 Plesiosaurs Plesiosaurs NNP 43963 2109 9 ) ) -RRB- 43963 2109 10 , , , 43963 2109 11 the the DT 43963 2109 12 Ichthyopterygia Ichthyopterygia NNP 43963 2109 13 ( ( -LRB- 43963 2109 14 including include VBG 43963 2109 15 the the DT 43963 2109 16 Ichthyosaurs Ichthyosaurs NNPS 43963 2109 17 ) ) -RRB- 43963 2109 18 , , , 43963 2109 19 the the DT 43963 2109 20 Dinosauria Dinosauria NNP 43963 2109 21 , , , 43963 2109 22 and and CC 43963 2109 23 the the DT 43963 2109 24 Pterosauria Pterosauria NNP 43963 2109 25 commonly commonly RB 43963 2109 26 known know VBN 43963 2109 27 as as IN 43963 2109 28 Pterodactyls Pterodactyls NNP 43963 2109 29 . . . 43963 2110 1 No no DT 43963 2110 2 birds bird NNS 43963 2110 3 have have VBP 43963 2110 4 hitherto hitherto VBN 43963 2110 5 been be VBN 43963 2110 6 discovered discover VBN 43963 2110 7 in in IN 43963 2110 8 the the DT 43963 2110 9 British british JJ 43963 2110 10 Jurassic Jurassic NNP 43963 2110 11 rocks rock NNS 43963 2110 12 , , , 43963 2110 13 but but CC 43963 2110 14 the the DT 43963 2110 15 Solenhofen Solenhofen NNP 43963 2110 16 Slate Slate NNP 43963 2110 17 of of IN 43963 2110 18 Bavaria Bavaria NNP 43963 2110 19 ( ( -LRB- 43963 2110 20 of of IN 43963 2110 21 Kimmeridgian kimmeridgian JJ 43963 2110 22 age age NN 43963 2110 23 ) ) -RRB- 43963 2110 24 has have VBZ 43963 2110 25 furnished furnish VBN 43963 2110 26 the the DT 43963 2110 27 celebrated celebrate VBN 43963 2110 28 _ _ NNP 43963 2110 29 Archæopteryx Archæopteryx NNP 43963 2110 30 macrura macrura NNP 43963 2110 31 _ _ NNP 43963 2110 32 , , , 43963 2110 33 which which WDT 43963 2110 34 is be VBZ 43963 2110 35 not not RB 43963 2110 36 only only RB 43963 2110 37 placed place VBN 43963 2110 38 in in IN 43963 2110 39 a a DT 43963 2110 40 family family NN 43963 2110 41 but but CC 43963 2110 42 also also RB 43963 2110 43 in in IN 43963 2110 44 an an DT 43963 2110 45 order order NN 43963 2110 46 by by IN 43963 2110 47 itself -PRON- PRP 43963 2110 48 , , , 43963 2110 49 the the DT 43963 2110 50 order order NN 43963 2110 51 Saururæ Saururæ NNP 43963 2110 52 . . . 43963 2111 1 Many many JJ 43963 2111 2 remains remain NNS 43963 2111 3 of of IN 43963 2111 4 mammals mammal NNS 43963 2111 5 have have VBP 43963 2111 6 been be VBN 43963 2111 7 extracted extract VBN 43963 2111 8 from from IN 43963 2111 9 the the DT 43963 2111 10 estuarine estuarine JJ 43963 2111 11 deposits deposit NNS 43963 2111 12 of of IN 43963 2111 13 Stonesfield Stonesfield NNP 43963 2111 14 , , , 43963 2111 15 and and CC 43963 2111 16 the the DT 43963 2111 17 old old JJ 43963 2111 18 surface surface NN 43963 2111 19 soils soil NNS 43963 2111 20 of of IN 43963 2111 21 the the DT 43963 2111 22 Purbeckian purbeckian JJ 43963 2111 23 beds bed NNS 43963 2111 24 ; ; : 43963 2111 25 representatives representative NNS 43963 2111 26 of of IN 43963 2111 27 the the DT 43963 2111 28 Monotremata Monotremata NNP 43963 2111 29 are be VBP 43963 2111 30 furnished furnish VBN 43963 2111 31 by by IN 43963 2111 32 the the DT 43963 2111 33 _ _ NNP 43963 2111 34 Plagiaulacidæ Plagiaulacidæ NNP 43963 2111 35 _ _ NNP 43963 2111 36 and and CC 43963 2111 37 _ _ NNP 43963 2111 38 Tritylodontidæ Tritylodontidæ NNP 43963 2111 39 _ _ NNP 43963 2111 40 , , , 43963 2111 41 the the DT 43963 2111 42 former former JJ 43963 2111 43 family family NN 43963 2111 44 containing contain VBG 43963 2111 45 the the DT 43963 2111 46 genus genus NNP 43963 2111 47 _ _ NNP 43963 2111 48 Plagiaulax Plagiaulax NNP 43963 2111 49 _ _ NNP 43963 2111 50 of of IN 43963 2111 51 the the DT 43963 2111 52 Purbeck Purbeck NNP 43963 2111 53 Beds Beds NNP 43963 2111 54 and and CC 43963 2111 55 the the DT 43963 2111 56 latter latter JJ 43963 2111 57 , , , 43963 2111 58 _ _ NNP 43963 2111 59 Stereognathus Stereognathus NNP 43963 2111 60 _ _ NNP 43963 2111 61 of of IN 43963 2111 62 the the DT 43963 2111 63 Stonesfield Stonesfield NNP 43963 2111 64 slate slate NN 43963 2111 65 . . . 43963 2112 1 The the DT 43963 2112 2 Marsupialia Marsupialia NNP 43963 2112 3 are be VBP 43963 2112 4 represented represent VBN 43963 2112 5 by by IN 43963 2112 6 the the DT 43963 2112 7 _ _ NNP 43963 2112 8 Amphitheridæ Amphitheridæ NNP 43963 2112 9 _ _ NNP 43963 2112 10 , , , 43963 2112 11 _ _ NNP 43963 2112 12 Spalacotheridæ Spalacotheridæ NNP 43963 2112 13 _ _ NNP 43963 2112 14 and and CC 43963 2112 15 _ _ NNP 43963 2112 16 Triconodontidæ Triconodontidæ NNP 43963 2112 17 _ _ NNP 43963 2112 18 . . . 43963 2113 1 Some some DT 43963 2113 2 forms form NNS 43963 2113 3 have have VBP 43963 2113 4 been be VBN 43963 2113 5 referred refer VBN 43963 2113 6 to to IN 43963 2113 7 the the DT 43963 2113 8 Insectivora Insectivora NNP 43963 2113 9 , , , 43963 2113 10 but but CC 43963 2113 11 there there EX 43963 2113 12 is be VBZ 43963 2113 13 still still RB 43963 2113 14 disagreement disagreement NN 43963 2113 15 concerning concern VBG 43963 2113 16 the the DT 43963 2113 17 correctness correctness NN 43963 2113 18 of of IN 43963 2113 19 this this DT 43963 2113 20 reference reference NN 43963 2113 21 . . . 43963 2114 1 Before before IN 43963 2114 2 dismissing dismiss VBG 43963 2114 3 the the DT 43963 2114 4 subject subject NN 43963 2114 5 of of IN 43963 2114 6 the the DT 43963 2114 7 Jurassic Jurassic NNP 43963 2114 8 fossils fossil NNS 43963 2114 9 , , , 43963 2114 10 attention attention NN 43963 2114 11 may may MD 43963 2114 12 be be VB 43963 2114 13 called call VBN 43963 2114 14 to to IN 43963 2114 15 a a DT 43963 2114 16 feature feature NN 43963 2114 17 which which WDT 43963 2114 18 has have VBZ 43963 2114 19 been be VBN 43963 2114 20 frequently frequently RB 43963 2114 21 commented comment VBN 43963 2114 22 upon upon IN 43963 2114 23 , , , 43963 2114 24 namely namely RB 43963 2114 25 , , , 43963 2114 26 the the DT 43963 2114 27 general general JJ 43963 2114 28 resemblance resemblance NN 43963 2114 29 of of IN 43963 2114 30 the the DT 43963 2114 31 flora flora NNS 43963 2114 32 and and CC 43963 2114 33 fauna fauna NNS 43963 2114 34 of of IN 43963 2114 35 Jurassic Jurassic NNP 43963 2114 36 times time NNS 43963 2114 37 to to IN 43963 2114 38 the the DT 43963 2114 39 modern modern JJ 43963 2114 40 Australian australian JJ 43963 2114 41 fauna fauna NNS 43963 2114 42 and and CC 43963 2114 43 flora flora NNS 43963 2114 44 . . . 43963 2115 1 The the DT 43963 2115 2 explanation explanation NN 43963 2115 3 which which WDT 43963 2115 4 has have VBZ 43963 2115 5 been be VBN 43963 2115 6 offered offer VBN 43963 2115 7 to to TO 43963 2115 8 account account VB 43963 2115 9 for for IN 43963 2115 10 this this DT 43963 2115 11 resemblance resemblance NN 43963 2115 12 has have VBZ 43963 2115 13 been be VBN 43963 2115 14 given give VBN 43963 2115 15 in in IN 43963 2115 16 a a DT 43963 2115 17 preceding precede VBG 43963 2115 18 chapter chapter NN 43963 2115 19 , , , 43963 2115 20 where where WRB 43963 2115 21 it -PRON- PRP 43963 2115 22 was be VBD 43963 2115 23 stated state VBN 43963 2115 24 that that IN 43963 2115 25 Mr Mr NNP 43963 2115 26 A. a. NN 43963 2115 27 R. R. NNP 43963 2115 28 Wallace Wallace NNP 43963 2115 29 considers consider VBZ 43963 2115 30 , , , 43963 2115 31 after after IN 43963 2115 32 review review NN 43963 2115 33 of of IN 43963 2115 34 the the DT 43963 2115 35 geological geological JJ 43963 2115 36 and and CC 43963 2115 37 biological biological JJ 43963 2115 38 evidence evidence NN 43963 2115 39 , , , 43963 2115 40 that that IN 43963 2115 41 Australia Australia NNP 43963 2115 42 was be VBD 43963 2115 43 severed sever VBN 43963 2115 44 from from IN 43963 2115 45 the the DT 43963 2115 46 adjoining adjoin VBG 43963 2115 47 continental continental JJ 43963 2115 48 lands land NNS 43963 2115 49 in in IN 43963 2115 50 Mesozoic Mesozoic NNP 43963 2115 51 times times NNP 43963 2115 52 , , , 43963 2115 53 and and CC 43963 2115 54 that that IN 43963 2115 55 the the DT 43963 2115 56 higher high JJR 43963 2115 57 forms form NNS 43963 2115 58 of of IN 43963 2115 59 life life NN 43963 2115 60 which which WDT 43963 2115 61 on on IN 43963 2115 62 the the DT 43963 2115 63 larger large JJR 43963 2115 64 continents continent NNS 43963 2115 65 have have VBP 43963 2115 66 replaced replace VBN 43963 2115 67 the the DT 43963 2115 68 earlier early JJR 43963 2115 69 and and CC 43963 2115 70 lower low JJR 43963 2115 71 forms form NNS 43963 2115 72 have have VBP 43963 2115 73 not not RB 43963 2115 74 succeeded succeed VBN 43963 2115 75 in in IN 43963 2115 76 obtaining obtain VBG 43963 2115 77 a a DT 43963 2115 78 footing footing NN 43963 2115 79 in in IN 43963 2115 80 Australia Australia NNP 43963 2115 81 , , , 43963 2115 82 which which WDT 43963 2115 83 therefore therefore RB 43963 2115 84 furnishes furnish VBZ 43963 2115 85 us -PRON- PRP 43963 2115 86 with with IN 43963 2115 87 a a DT 43963 2115 88 local local JJ 43963 2115 89 survival survival NN 43963 2115 90 of of IN 43963 2115 91 a a DT 43963 2115 92 once once RB 43963 2115 93 widespread widespread JJ 43963 2115 94 fauna fauna NNS 43963 2115 95 . . . 43963 2116 1 In in IN 43963 2116 2 connection connection NN 43963 2116 3 with with IN 43963 2116 4 this this DT 43963 2116 5 matter matter NN 43963 2116 6 the the DT 43963 2116 7 actual actual JJ 43963 2116 8 existence existence NN 43963 2116 9 of of IN 43963 2116 10 the the DT 43963 2116 11 genus genus NNP 43963 2116 12 _ _ NNP 43963 2116 13 Trigonia Trigonia NNP 43963 2116 14 _ _ NNP 43963 2116 15 ( ( -LRB- 43963 2116 16 a a DT 43963 2116 17 form form NN 43963 2116 18 peculiarly peculiarly RB 43963 2116 19 abundant abundant JJ 43963 2116 20 in in IN 43963 2116 21 Jurassic Jurassic NNP 43963 2116 22 strata strata NN 43963 2116 23 and and CC 43963 2116 24 characteristic characteristic NN 43963 2116 25 of of IN 43963 2116 26 Mesozoic mesozoic JJ 43963 2116 27 strata strata NN 43963 2116 28 in in IN 43963 2116 29 Britain Britain NNP 43963 2116 30 ) ) -RRB- 43963 2116 31 in in IN 43963 2116 32 the the DT 43963 2116 33 Australian australian JJ 43963 2116 34 sea sea NN 43963 2116 35 is be VBZ 43963 2116 36 of of IN 43963 2116 37 considerable considerable JJ 43963 2116 38 interest interest NN 43963 2116 39 . . . 43963 2117 1 [ [ -LRB- 43963 2117 2 100 100 CD 43963 2117 3 ] ] -RRB- 43963 2117 4 [ [ -LRB- 43963 2117 5 Footnote Footnote NNP 43963 2117 6 100 100 CD 43963 2117 7 : : : 43963 2117 8 A a DT 43963 2117 9 good good JJ 43963 2117 10 account account NN 43963 2117 11 of of IN 43963 2117 12 the the DT 43963 2117 13 British british JJ 43963 2117 14 Jurassic Jurassic NNP 43963 2117 15 rocks rock NNS 43963 2117 16 will will MD 43963 2117 17 be be VB 43963 2117 18 found find VBN 43963 2117 19 in in IN 43963 2117 20 Mr Mr NNP 43963 2117 21 H. H. NNP 43963 2117 22 B. B. NNP 43963 2117 23 Woodward Woodward NNP 43963 2117 24 's 's POS 43963 2117 25 Memoir Memoir NNP 43963 2117 26 on on IN 43963 2117 27 " " `` 43963 2117 28 The the DT 43963 2117 29 Jurassic Jurassic NNP 43963 2117 30 Rocks Rocks NNPS 43963 2117 31 of of IN 43963 2117 32 Britain Britain NNP 43963 2117 33 . . . 43963 2117 34 " " '' 43963 2118 1 _ _ NNP 43963 2118 2 Mem Mem NNP 43963 2118 3 . . . 43963 2119 1 Geol Geol NNP 43963 2119 2 . . . 43963 2120 1 Survey Survey NNP 43963 2120 2 _ _ NNP 43963 2120 3 , , , 43963 2120 4 1893 1893 CD 43963 2120 5 - - HYPH 43963 2120 6 - - : 43963 2120 7 . . . 43963 2120 8 ] ] -RRB- 43963 2121 1 CHAPTER chapter NN 43963 2121 2 XXIII XXIII NNP 43963 2121 3 . . . 43963 2122 1 THE the DT 43963 2122 2 CRETACEOUS CRETACEOUS NNP 43963 2122 3 SYSTEM system NN 43963 2122 4 . . . 43963 2123 1 _ _ NNP 43963 2123 2 Classification Classification NNP 43963 2123 3 . . . 43963 2123 4 _ _ NNP 43963 2123 5 The the DT 43963 2123 6 rocks rock NNS 43963 2123 7 of of IN 43963 2123 8 the the DT 43963 2123 9 Cretaceous cretaceous JJ 43963 2123 10 system system NN 43963 2123 11 are be VBP 43963 2123 12 conveniently conveniently RB 43963 2123 13 divided divide VBN 43963 2123 14 into into IN 43963 2123 15 Upper upper JJ 43963 2123 16 and and CC 43963 2123 17 Lower lower RBR 43963 2123 18 Cretaceous cretaceous JJ 43963 2123 19 . . . 43963 2124 1 The the DT 43963 2124 2 following follow VBG 43963 2124 3 classification classification NN 43963 2124 4 has have VBZ 43963 2124 5 been be VBN 43963 2124 6 widely widely RB 43963 2124 7 used use VBN 43963 2124 8 for for IN 43963 2124 9 the the DT 43963 2124 10 British british JJ 43963 2124 11 deposits deposit NNS 43963 2124 12 , , , 43963 2124 13 and and CC 43963 2124 14 is be VBZ 43963 2124 15 founded found VBN 43963 2124 16 on on IN 43963 2124 17 lithological lithological JJ 43963 2124 18 characters character NNS 43963 2124 19 : : : 43963 2124 20 { { -LRB- 43963 2124 21 Upper Upper NNP 43963 2124 22 Chalk Chalk NNP 43963 2124 23 with with IN 43963 2124 24 flints flint NNS 43963 2124 25 } } -RRB- 43963 2124 26 { { -LRB- 43963 2124 27 Middle Middle NNP 43963 2124 28 Chalk Chalk NNP 43963 2124 29 with with IN 43963 2124 30 few few JJ 43963 2124 31 flints flint NNS 43963 2124 32 } } -RRB- 43963 2124 33 Chalk chalk NN 43963 2124 34 Upper Upper NNP 43963 2124 35 { { -LRB- 43963 2124 36 Lower Lower NNP 43963 2124 37 Chalk Chalk NNP 43963 2124 38 without without IN 43963 2124 39 flints flint NNS 43963 2124 40 } } -RRB- 43963 2124 41 Cretaceous cretaceous JJ 43963 2124 42 { { -LRB- 43963 2124 43 Chalk Chalk NNP 43963 2124 44 Marl Marl NNP 43963 2124 45 } } -RRB- 43963 2124 46 { { -LRB- 43963 2124 47 Upper Upper NNP 43963 2124 48 Greensand Greensand NNP 43963 2124 49 { { -LRB- 43963 2124 50 Gault Gault NNP 43963 2124 51 { { -LRB- 43963 2124 52 Lower low JJR 43963 2124 53 Greensand greensand NN 43963 2124 54 Lower low JJR 43963 2124 55 { { -LRB- 43963 2124 56 Wealden Wealden NNP 43963 2124 57 Cretaceous Cretaceous NNP 43963 2124 58 { { -LRB- 43963 2124 59 Hastings Hastings NNP 43963 2124 60 sands sand VBZ 43963 2124 61 As as IN 43963 2124 62 the the DT 43963 2124 63 result result NN 43963 2124 64 of of IN 43963 2124 65 examination examination NN 43963 2124 66 of of IN 43963 2124 67 the the DT 43963 2124 68 faunas fauna NNS 43963 2124 69 , , , 43963 2124 70 a a DT 43963 2124 71 more more RBR 43963 2124 72 generally generally RB 43963 2124 73 applicable applicable JJ 43963 2124 74 classification classification NN 43963 2124 75 has have VBZ 43963 2124 76 been be VBN 43963 2124 77 established establish VBN 43963 2124 78 and and CC 43963 2124 79 is be VBZ 43963 2124 80 now now RB 43963 2124 81 largely largely RB 43963 2124 82 adopted adopt VBN 43963 2124 83 . . . 43963 2125 1 It -PRON- PRP 43963 2125 2 is be VBZ 43963 2125 3 as as IN 43963 2125 4 follows follow VBZ 43963 2125 5 : : : 43963 2125 6 Danian Danian NNP 43963 2125 7 } } -RRB- 43963 2125 8 Senonian Senonian NNP 43963 2125 9 } } -RRB- 43963 2125 10 Upper Upper NNP 43963 2125 11 Cretaceous cretaceous JJ 43963 2125 12 Turonian turonian JJ 43963 2125 13 } } -RRB- 43963 2125 14 Cenomanian Cenomanian NNP 43963 2125 15 } } -RRB- 43963 2125 16 Albian Albian NNP 43963 2125 17 } } -RRB- 43963 2125 18 Aptian Aptian NNP 43963 2125 19 } } -RRB- 43963 2125 20 Lower lower RBR 43963 2125 21 Cretaceous cretaceous JJ 43963 2125 22 . . . 43963 2126 1 Neocomian Neocomian NNP 43963 2126 2 } } -RRB- 43963 2126 3 In in IN 43963 2126 4 this this DT 43963 2126 5 classification classification NN 43963 2126 6 the the DT 43963 2126 7 Neocomian Neocomian NNP 43963 2126 8 practically practically RB 43963 2126 9 represents represent VBZ 43963 2126 10 the the DT 43963 2126 11 Wealden Wealden NNP 43963 2126 12 and and CC 43963 2126 13 Hastings Hastings NNP 43963 2126 14 beds bed NNS 43963 2126 15 , , , 43963 2126 16 the the DT 43963 2126 17 Aptian aptian JJ 43963 2126 18 the the DT 43963 2126 19 Lower Lower NNP 43963 2126 20 Greensand Greensand NNP 43963 2126 21 and and CC 43963 2126 22 the the DT 43963 2126 23 Albian albian JJ 43963 2126 24 the the DT 43963 2126 25 Gault Gault NNP 43963 2126 26 , , , 43963 2126 27 placed place VBN 43963 2126 28 according accord VBG 43963 2126 29 to to IN 43963 2126 30 this this DT 43963 2126 31 classification classification NN 43963 2126 32 in in IN 43963 2126 33 the the DT 43963 2126 34 Lower Lower NNP 43963 2126 35 Cretaceous Cretaceous NNP 43963 2126 36 , , , 43963 2126 37 while while IN 43963 2126 38 the the DT 43963 2126 39 Upper upper JJ 43963 2126 40 divisions division NNS 43963 2126 41 represent represent VBP 43963 2126 42 the the DT 43963 2126 43 strata strata NN 43963 2126 44 above above IN 43963 2126 45 the the DT 43963 2126 46 Gault Gault NNP 43963 2126 47 , , , 43963 2126 48 consisting consist VBG 43963 2126 49 essentially essentially RB 43963 2126 50 of of IN 43963 2126 51 Chalk Chalk NNP 43963 2126 52 in in IN 43963 2126 53 England England NNP 43963 2126 54 . . . 43963 2127 1 _ _ NNP 43963 2127 2 Description Description NNP 43963 2127 3 of of IN 43963 2127 4 the the DT 43963 2127 5 Strata Strata NNP 43963 2127 6 . . . 43963 2127 7 _ _ NNP 43963 2127 8 ( ( -LRB- 43963 2127 9 i i NN 43963 2127 10 ) ) -RRB- 43963 2127 11 _ _ NNP 43963 2127 12 The the DT 43963 2127 13 Neocomian neocomian JJ 43963 2127 14 and and CC 43963 2127 15 Aptian Aptian NNP 43963 2127 16 Beds Beds NNPS 43963 2127 17 . . . 43963 2127 18 _ _ NNP 43963 2127 19 In in IN 43963 2127 20 the the DT 43963 2127 21 south south NN 43963 2127 22 of of IN 43963 2127 23 England England NNP 43963 2127 24 the the DT 43963 2127 25 Lower low JJR 43963 2127 26 Cretaceous cretaceous JJ 43963 2127 27 beds bed NNS 43963 2127 28 succeed succeed VB 43963 2127 29 the the DT 43963 2127 30 Jurassic Jurassic NNP 43963 2127 31 rocks rock NNS 43963 2127 32 with with IN 43963 2127 33 little little JJ 43963 2127 34 or or CC 43963 2127 35 no no DT 43963 2127 36 break break NN 43963 2127 37 , , , 43963 2127 38 and and CC 43963 2127 39 the the DT 43963 2127 40 type type NN 43963 2127 41 of of IN 43963 2127 42 the the DT 43963 2127 43 lower low JJR 43963 2127 44 beds bed NNS 43963 2127 45 is be VBZ 43963 2127 46 similar similar JJ 43963 2127 47 to to IN 43963 2127 48 that that DT 43963 2127 49 of of IN 43963 2127 50 the the DT 43963 2127 51 beds bed NNS 43963 2127 52 deposited deposit VBN 43963 2127 53 during during IN 43963 2127 54 the the DT 43963 2127 55 Purbeck Purbeck NNP 43963 2127 56 age age NN 43963 2127 57 , , , 43963 2127 58 consisting consist VBG 43963 2127 59 of of IN 43963 2127 60 estuarine estuarine JJ 43963 2127 61 deposits deposit NNS 43963 2127 62 of of IN 43963 2127 63 variable variable JJ 43963 2127 64 characters character NNS 43963 2127 65 , , , 43963 2127 66 chiefly chiefly RB 43963 2127 67 arenaceous arenaceous JJ 43963 2127 68 below below IN 43963 2127 69 ( ( -LRB- 43963 2127 70 the the DT 43963 2127 71 Hastings Hastings NNP 43963 2127 72 sands sand VBZ 43963 2127 73 ) ) -RRB- 43963 2127 74 and and CC 43963 2127 75 argillaceous argillaceous JJ 43963 2127 76 above above RB 43963 2127 77 ( ( -LRB- 43963 2127 78 the the DT 43963 2127 79 Wealden Wealden NNP 43963 2127 80 series series NN 43963 2127 81 ) ) -RRB- 43963 2127 82 , , , 43963 2127 83 though though IN 43963 2127 84 impure impure NN 43963 2127 85 limestones limestone NNS 43963 2127 86 are be VBP 43963 2127 87 found find VBN 43963 2127 88 , , , 43963 2127 89 largely largely RB 43963 2127 90 composed compose VBN 43963 2127 91 of of IN 43963 2127 92 the the DT 43963 2127 93 shells shell NNS 43963 2127 94 of of IN 43963 2127 95 the the DT 43963 2127 96 freshwater freshwater NN 43963 2127 97 _ _ NNP 43963 2127 98 Paludina Paludina NNP 43963 2127 99 _ _ NNP 43963 2127 100 , , , 43963 2127 101 and and CC 43963 2127 102 much much JJ 43963 2127 103 ironstone ironstone NN 43963 2127 104 is be VBZ 43963 2127 105 developed develop VBN 43963 2127 106 in in IN 43963 2127 107 places place NNS 43963 2127 108 . . . 43963 2128 1 At at IN 43963 2128 2 the the DT 43963 2128 3 close close NN 43963 2128 4 of of IN 43963 2128 5 Neocomian neocomian JJ 43963 2128 6 times time NNS 43963 2128 7 , , , 43963 2128 8 the the DT 43963 2128 9 freshwater freshwater NN 43963 2128 10 conditions condition NNS 43963 2128 11 in in IN 43963 2128 12 southern southern JJ 43963 2128 13 England England NNP 43963 2128 14 were be VBD 43963 2128 15 replaced replace VBN 43963 2128 16 by by IN 43963 2128 17 marine marine JJ 43963 2128 18 conditions condition NNS 43963 2128 19 and and CC 43963 2128 20 the the DT 43963 2128 21 Lower Lower NNP 43963 2128 22 Greensand Greensand NNP 43963 2128 23 strata strata NN 43963 2128 24 with with IN 43963 2128 25 their -PRON- PRP$ 43963 2128 26 marine marine JJ 43963 2128 27 fauna fauna NNS 43963 2128 28 were be VBD 43963 2128 29 deposited deposit VBN 43963 2128 30 in in IN 43963 2128 31 the the DT 43963 2128 32 Aptian aptian JJ 43963 2128 33 sea sea NN 43963 2128 34 . . . 43963 2129 1 The the DT 43963 2129 2 Neocomian neocomian JJ 43963 2129 3 and and CC 43963 2129 4 Aptian aptian JJ 43963 2129 5 beds bed NNS 43963 2129 6 thin thin RB 43963 2129 7 out out RB 43963 2129 8 westward westward RB 43963 2129 9 , , , 43963 2129 10 and and CC 43963 2129 11 much much RB 43963 2129 12 more more RBR 43963 2129 13 rapidly rapidly RB 43963 2129 14 to to IN 43963 2129 15 the the DT 43963 2129 16 northward northward NN 43963 2129 17 , , , 43963 2129 18 so so IN 43963 2129 19 that that IN 43963 2129 20 both both DT 43963 2129 21 divisions division NNS 43963 2129 22 disappear disappear VBP 43963 2129 23 against against IN 43963 2129 24 the the DT 43963 2129 25 now now RB 43963 2129 26 buried bury VBN 43963 2129 27 ridge ridge NNP 43963 2129 28 which which WDT 43963 2129 29 forms form VBZ 43963 2129 30 a a DT 43963 2129 31 continuation continuation NN 43963 2129 32 of of IN 43963 2129 33 the the DT 43963 2129 34 Mendip Mendip NNP 43963 2129 35 axis axi NNS 43963 2129 36 . . . 43963 2130 1 North north NN 43963 2130 2 of of IN 43963 2130 3 this this DT 43963 2130 4 they -PRON- PRP 43963 2130 5 appear appear VBP 43963 2130 6 in in IN 43963 2130 7 another another DT 43963 2130 8 form form NN 43963 2130 9 . . . 43963 2131 1 At at IN 43963 2131 2 first first RB 43963 2131 3 the the DT 43963 2131 4 highest high JJS 43963 2131 5 Aptian aptian JJ 43963 2131 6 beds bed NNS 43963 2131 7 alone alone RB 43963 2131 8 are be VBP 43963 2131 9 developed develop VBN 43963 2131 10 as as IN 43963 2131 11 shore shore NN 43963 2131 12 deposits deposit NNS 43963 2131 13 . . . 43963 2132 1 Passing pass VBG 43963 2132 2 into into IN 43963 2132 3 Norfolk Norfolk NNP 43963 2132 4 lower low JJR 43963 2132 5 beds bed NNS 43963 2132 6 come come VBP 43963 2132 7 in in RP 43963 2132 8 until until IN 43963 2132 9 in in IN 43963 2132 10 Lincolnshire Lincolnshire NNP 43963 2132 11 we -PRON- PRP 43963 2132 12 get get VBP 43963 2132 13 a a DT 43963 2132 14 complete complete JJ 43963 2132 15 development development NN 43963 2132 16 of of IN 43963 2132 17 the the DT 43963 2132 18 Neocomian neocomian JJ 43963 2132 19 and and CC 43963 2132 20 Aptian aptian JJ 43963 2132 21 beds bed NNS 43963 2132 22 with with IN 43963 2132 23 a a DT 43963 2132 24 marine marine JJ 43963 2132 25 facies facie NNS 43963 2132 26 , , , 43963 2132 27 though though IN 43963 2132 28 of of IN 43963 2132 29 fairly fairly RB 43963 2132 30 shallow shallow JJ 43963 2132 31 water water NN 43963 2132 32 character character NN 43963 2132 33 , , , 43963 2132 34 whilst whilst IN 43963 2132 35 in in IN 43963 2132 36 Yorkshire Yorkshire NNP 43963 2132 37 the the DT 43963 2132 38 two two CD 43963 2132 39 divisions division NNS 43963 2132 40 are be VBP 43963 2132 41 represented represent VBN 43963 2132 42 by by IN 43963 2132 43 a a DT 43963 2132 44 deeper deep JJR 43963 2132 45 water water NN 43963 2132 46 clay clay NN 43963 2132 47 , , , 43963 2132 48 forming form VBG 43963 2132 49 the the DT 43963 2132 50 Upper upper JJ 43963 2132 51 portion portion NN 43963 2132 52 of of IN 43963 2132 53 the the DT 43963 2132 54 Speeton Speeton NNP 43963 2132 55 series series NN 43963 2132 56 . . . 43963 2133 1 There there EX 43963 2133 2 is be VBZ 43963 2133 3 a a DT 43963 2133 4 consensus consensus NN 43963 2133 5 of of IN 43963 2133 6 opinion opinion NN 43963 2133 7 in in IN 43963 2133 8 favour favour NN 43963 2133 9 of of IN 43963 2133 10 the the DT 43963 2133 11 Neocomian neocomian JJ 43963 2133 12 beds bed NNS 43963 2133 13 of of IN 43963 2133 14 southern southern JJ 43963 2133 15 Britain Britain NNP 43963 2133 16 having have VBG 43963 2133 17 been be VBN 43963 2133 18 laid lay VBN 43963 2133 19 down down RP 43963 2133 20 in in IN 43963 2133 21 an an DT 43963 2133 22 estuary estuary NN 43963 2133 23 of of IN 43963 2133 24 a a DT 43963 2133 25 river river NN 43963 2133 26 flowing flow VBG 43963 2133 27 from from IN 43963 2133 28 the the DT 43963 2133 29 west west NN 43963 2133 30 over over IN 43963 2133 31 a a DT 43963 2133 32 continent continent NN 43963 2133 33 now now RB 43963 2133 34 destroyed destroy VBN 43963 2133 35 . . . 43963 2134 1 To to IN 43963 2134 2 the the DT 43963 2134 3 north north NN 43963 2134 4 of of IN 43963 2134 5 this this DT 43963 2134 6 river river NN 43963 2134 7 stood stand VBD 43963 2134 8 the the DT 43963 2134 9 London London NNP 43963 2134 10 ridge ridge NN 43963 2134 11 of of IN 43963 2134 12 the the DT 43963 2134 13 Palæozoic Palæozoic NNP 43963 2134 14 rocks rock NNS 43963 2134 15 , , , 43963 2134 16 the the DT 43963 2134 17 northern northern JJ 43963 2134 18 borders border NNS 43963 2134 19 of of IN 43963 2134 20 which which WDT 43963 2134 21 formed form VBD 43963 2134 22 the the DT 43963 2134 23 coast coast NN 43963 2134 24 line line NN 43963 2134 25 off off IN 43963 2134 26 which which WDT 43963 2134 27 were be VBD 43963 2134 28 deposited deposit VBN 43963 2134 29 the the DT 43963 2134 30 sediments sediment NNS 43963 2134 31 of of IN 43963 2134 32 Neocomian neocomian JJ 43963 2134 33 and and CC 43963 2134 34 Aptian aptian JJ 43963 2134 35 ages age NNS 43963 2134 36 which which WDT 43963 2134 37 occur occur VBP 43963 2134 38 in in IN 43963 2134 39 northern northern JJ 43963 2134 40 England England NNP 43963 2134 41 . . . 43963 2135 1 Before before IN 43963 2135 2 the the DT 43963 2135 3 deposition deposition NN 43963 2135 4 of of IN 43963 2135 5 the the DT 43963 2135 6 Albian albian JJ 43963 2135 7 beds bed VBZ 43963 2135 8 a a DT 43963 2135 9 considerable considerable JJ 43963 2135 10 upheaval upheaval NN 43963 2135 11 of of IN 43963 2135 12 some some DT 43963 2135 13 parts part NNS 43963 2135 14 of of IN 43963 2135 15 Britain Britain NNP 43963 2135 16 occurred occur VBD 43963 2135 17 , , , 43963 2135 18 and and CC 43963 2135 19 an an DT 43963 2135 20 unconformity unconformity NN 43963 2135 21 separates separate VBZ 43963 2135 22 the the DT 43963 2135 23 higher high JJR 43963 2135 24 Cretaceous cretaceous JJ 43963 2135 25 beds bed NNS 43963 2135 26 from from IN 43963 2135 27 older old JJR 43963 2135 28 strata strata NN 43963 2135 29 of of IN 43963 2135 30 Cretaceous Cretaceous NNP 43963 2135 31 and and CC 43963 2135 32 Jurassic Jurassic NNP 43963 2135 33 ages age NNS 43963 2135 34 , , , 43963 2135 35 thus thus RB 43963 2135 36 complicating complicate VBG 43963 2135 37 the the DT 43963 2135 38 major major JJ 43963 2135 39 phases phase NNS 43963 2135 40 by by IN 43963 2135 41 local local JJ 43963 2135 42 changes change NNS 43963 2135 43 in in IN 43963 2135 44 the the DT 43963 2135 45 characters character NNS 43963 2135 46 of of IN 43963 2135 47 the the DT 43963 2135 48 strata strata NN 43963 2135 49 . . . 43963 2136 1 ( ( -LRB- 43963 2136 2 ii ii NNP 43963 2136 3 ) ) -RRB- 43963 2136 4 _ _ NNP 43963 2136 5 The the DT 43963 2136 6 Albian albian JJ 43963 2136 7 and and CC 43963 2136 8 higher high JJR 43963 2136 9 Cretaceous Cretaceous NNP 43963 2136 10 Beds Beds NNP 43963 2136 11 . . . 43963 2136 12 _ _ NNP 43963 2136 13 The the DT 43963 2136 14 commencement commencement NN 43963 2136 15 of of IN 43963 2136 16 the the DT 43963 2136 17 deep deep JJ 43963 2136 18 - - HYPH 43963 2136 19 water water NN 43963 2136 20 phase phase NN 43963 2136 21 of of IN 43963 2136 22 the the DT 43963 2136 23 third third JJ 43963 2136 24 marine marine JJ 43963 2136 25 period period NN 43963 2136 26 may may MD 43963 2136 27 be be VB 43963 2136 28 said say VBN 43963 2136 29 to to TO 43963 2136 30 occur occur VB 43963 2136 31 in in IN 43963 2136 32 Albian albian JJ 43963 2136 33 times time NNS 43963 2136 34 in in IN 43963 2136 35 Britain Britain NNP 43963 2136 36 , , , 43963 2136 37 reaching reach VBG 43963 2136 38 its -PRON- PRP$ 43963 2136 39 maximum maximum NN 43963 2136 40 during during IN 43963 2136 41 the the DT 43963 2136 42 deposition deposition NN 43963 2136 43 of of IN 43963 2136 44 the the DT 43963 2136 45 chalk chalk NN 43963 2136 46 . . . 43963 2137 1 The the DT 43963 2137 2 existence existence NN 43963 2137 3 of of IN 43963 2137 4 a a DT 43963 2137 5 deeper deep JJR 43963 2137 6 sea sea NN 43963 2137 7 towards towards IN 43963 2137 8 the the DT 43963 2137 9 north north NN 43963 2137 10 of of IN 43963 2137 11 England England NNP 43963 2137 12 is be VBZ 43963 2137 13 indicated indicate VBN 43963 2137 14 by by IN 43963 2137 15 the the DT 43963 2137 16 characters character NNS 43963 2137 17 of of IN 43963 2137 18 the the DT 43963 2137 19 Albian albian JJ 43963 2137 20 and and CC 43963 2137 21 newer new JJR 43963 2137 22 strata stratum NNS 43963 2137 23 . . . 43963 2138 1 The the DT 43963 2138 2 Albian albian JJ 43963 2138 3 beds bed NNS 43963 2138 4 of of IN 43963 2138 5 gault gault NN 43963 2138 6 consist consist VBP 43963 2138 7 of of IN 43963 2138 8 a a DT 43963 2138 9 stiff stiff JJ 43963 2138 10 clay clay NN 43963 2138 11 in in IN 43963 2138 12 southern southern JJ 43963 2138 13 England England NNP 43963 2138 14 , , , 43963 2138 15 replaced replace VBN 43963 2138 16 by by IN 43963 2138 17 coarser coarser NN 43963 2138 18 mechanical mechanical JJ 43963 2138 19 sediments sediment NNS 43963 2138 20 towards towards IN 43963 2138 21 the the DT 43963 2138 22 west west NN 43963 2138 23 . . . 43963 2139 1 As as IN 43963 2139 2 one one PRP 43963 2139 3 passes pass VBZ 43963 2139 4 north north RB 43963 2139 5 from from IN 43963 2139 6 the the DT 43963 2139 7 London London NNP 43963 2139 8 ridge ridge NN 43963 2139 9 ( ( -LRB- 43963 2139 10 which which WDT 43963 2139 11 exerted exert VBD 43963 2139 12 its -PRON- PRP$ 43963 2139 13 influence influence NN 43963 2139 14 in in IN 43963 2139 15 Albian albian JJ 43963 2139 16 times time NNS 43963 2139 17 , , , 43963 2139 18 after after IN 43963 2139 19 which which WDT 43963 2139 20 it -PRON- PRP 43963 2139 21 was be VBD 43963 2139 22 finally finally RB 43963 2139 23 buried bury VBN 43963 2139 24 in in IN 43963 2139 25 sediment sediment NN 43963 2139 26 ) ) -RRB- 43963 2139 27 the the DT 43963 2139 28 gault gault NN 43963 2139 29 thins thin VBZ 43963 2139 30 out out RP 43963 2139 31 , , , 43963 2139 32 and and CC 43963 2139 33 becomes become VBZ 43963 2139 34 gradually gradually RB 43963 2139 35 replaced replace VBN 43963 2139 36 by by IN 43963 2139 37 calcareous calcareous JJ 43963 2139 38 deposit deposit NN 43963 2139 39 when when WRB 43963 2139 40 it -PRON- PRP 43963 2139 41 is be VBZ 43963 2139 42 known know VBN 43963 2139 43 as as IN 43963 2139 44 the the DT 43963 2139 45 red red JJ 43963 2139 46 chalk chalk NN 43963 2139 47 which which WDT 43963 2139 48 replaces replace VBZ 43963 2139 49 the the DT 43963 2139 50 gault gault NN 43963 2139 51 in in IN 43963 2139 52 northern northern JJ 43963 2139 53 Norfolk Norfolk NNP 43963 2139 54 , , , 43963 2139 55 Lincolnshire Lincolnshire NNP 43963 2139 56 and and CC 43963 2139 57 Yorkshire Yorkshire NNP 43963 2139 58 . . . 43963 2140 1 A a DT 43963 2140 2 local local JJ 43963 2140 3 unconformity unconformity NN 43963 2140 4 separating separate VBG 43963 2140 5 the the DT 43963 2140 6 chalk chalk NN 43963 2140 7 and and CC 43963 2140 8 gault gault NN 43963 2140 9 in in IN 43963 2140 10 parts part NNS 43963 2140 11 of of IN 43963 2140 12 East East NNP 43963 2140 13 Anglia Anglia NNP 43963 2140 14 points point VBZ 43963 2140 15 to to IN 43963 2140 16 another another DT 43963 2140 17 local local JJ 43963 2140 18 uplift uplift NN 43963 2140 19 with with IN 43963 2140 20 its -PRON- PRP$ 43963 2140 21 accompanying accompanying JJ 43963 2140 22 complications complication NNS 43963 2140 23 in in IN 43963 2140 24 the the DT 43963 2140 25 characters character NNS 43963 2140 26 of of IN 43963 2140 27 the the DT 43963 2140 28 strata strata NN 43963 2140 29 . . . 43963 2141 1 After after IN 43963 2141 2 the the DT 43963 2141 3 uplift uplift NN 43963 2141 4 had have VBD 43963 2141 5 ceased cease VBN 43963 2141 6 , , , 43963 2141 7 general general JJ 43963 2141 8 depression depression NN 43963 2141 9 must must MD 43963 2141 10 have have VB 43963 2141 11 occurred occur VBN 43963 2141 12 , , , 43963 2141 13 and and CC 43963 2141 14 the the DT 43963 2141 15 various various JJ 43963 2141 16 divisions division NNS 43963 2141 17 of of IN 43963 2141 18 the the DT 43963 2141 19 chalk chalk NN 43963 2141 20 were be VBD 43963 2141 21 accumulated accumulate VBN 43963 2141 22 in in IN 43963 2141 23 a a DT 43963 2141 24 fairly fairly RB 43963 2141 25 open open JJ 43963 2141 26 sea sea NN 43963 2141 27 , , , 43963 2141 28 though though RB 43963 2141 29 , , , 43963 2141 30 for for IN 43963 2141 31 reasons reason NNS 43963 2141 32 to to TO 43963 2141 33 be be VB 43963 2141 34 given give VBN 43963 2141 35 presently presently RB 43963 2141 36 , , , 43963 2141 37 this this DT 43963 2141 38 was be VBD 43963 2141 39 probably probably RB 43963 2141 40 of of IN 43963 2141 41 no no DT 43963 2141 42 great great JJ 43963 2141 43 lateral lateral JJ 43963 2141 44 extent extent NN 43963 2141 45 , , , 43963 2141 46 save save VB 43963 2141 47 when when WRB 43963 2141 48 united unite VBN 43963 2141 49 with with IN 43963 2141 50 the the DT 43963 2141 51 open open JJ 43963 2141 52 ocean ocean NN 43963 2141 53 , , , 43963 2141 54 probably probably RB 43963 2141 55 in in IN 43963 2141 56 a a DT 43963 2141 57 manner manner NN 43963 2141 58 similar similar JJ 43963 2141 59 to to IN 43963 2141 60 the the DT 43963 2141 61 connexion connexion NN 43963 2141 62 between between IN 43963 2141 63 the the DT 43963 2141 64 Gulf Gulf NNP 43963 2141 65 of of IN 43963 2141 66 Mexico Mexico NNP 43963 2141 67 and and CC 43963 2141 68 the the DT 43963 2141 69 Atlantic Atlantic NNP 43963 2141 70 . . . 43963 2142 1 The the DT 43963 2142 2 general general JJ 43963 2142 3 variations variation NNS 43963 2142 4 in in IN 43963 2142 5 the the DT 43963 2142 6 lithological lithological JJ 43963 2142 7 characters character NNS 43963 2142 8 of of IN 43963 2142 9 the the DT 43963 2142 10 various various JJ 43963 2142 11 members member NNS 43963 2142 12 of of IN 43963 2142 13 the the DT 43963 2142 14 Cretaceous cretaceous JJ 43963 2142 15 system system NN 43963 2142 16 will will MD 43963 2142 17 probably probably RB 43963 2142 18 be be VB 43963 2142 19 rendered render VBN 43963 2142 20 clearer clear JJR 43963 2142 21 by by IN 43963 2142 22 reference reference NN 43963 2142 23 to to IN 43963 2142 24 the the DT 43963 2142 25 accompanying accompany VBG 43963 2142 26 diagram diagram NN 43963 2142 27 ( ( -LRB- 43963 2142 28 fig fig NN 43963 2142 29 . . . 43963 2143 1 24 24 CD 43963 2143 2 ) ) -RRB- 43963 2143 3 representing represent VBG 43963 2143 4 the the DT 43963 2143 5 variations variation NNS 43963 2143 6 when when WRB 43963 2143 7 traced trace VBN 43963 2143 8 across across IN 43963 2143 9 England England NNP 43963 2143 10 from from IN 43963 2143 11 south south NN 43963 2143 12 to to IN 43963 2143 13 north[101 north[101 LS 43963 2143 14 ] ] -RRB- 43963 2143 15 . . . 43963 2144 1 [ [ -LRB- 43963 2144 2 Footnote Footnote NNP 43963 2144 3 101 101 CD 43963 2144 4 : : : 43963 2144 5 For for IN 43963 2144 6 information information NN 43963 2144 7 concerning concern VBG 43963 2144 8 the the DT 43963 2144 9 British british JJ 43963 2144 10 Cretaceous cretaceous JJ 43963 2144 11 beds bed NNS 43963 2144 12 , , , 43963 2144 13 see see VB 43963 2144 14 Topley Topley NNP 43963 2144 15 and and CC 43963 2144 16 Foster Foster NNP 43963 2144 17 , , , 43963 2144 18 " " '' 43963 2144 19 Geology Geology NNP 43963 2144 20 of of IN 43963 2144 21 the the DT 43963 2144 22 Weald Weald NNP 43963 2144 23 , , , 43963 2144 24 " " '' 43963 2144 25 _ _ NNP 43963 2144 26 Mem Mem NNP 43963 2144 27 . . . 43963 2145 1 Geol Geol NNP 43963 2145 2 . . . 43963 2146 1 Survey Survey NNP 43963 2146 2 _ _ NNP 43963 2146 3 , , , 43963 2146 4 1875 1875 CD 43963 2146 5 ; ; : 43963 2146 6 Bristow Bristow NNP 43963 2146 7 and and CC 43963 2146 8 Strahan Strahan NNP 43963 2146 9 , , , 43963 2146 10 " " `` 43963 2146 11 Geology Geology NNP 43963 2146 12 of of IN 43963 2146 13 the the DT 43963 2146 14 Isle Isle NNP 43963 2146 15 of of IN 43963 2146 16 Wight Wight NNP 43963 2146 17 , , , 43963 2146 18 " " '' 43963 2146 19 _ _ NNP 43963 2146 20 Mem Mem NNP 43963 2146 21 . . . 43963 2147 1 Geol Geol NNP 43963 2147 2 . . . 43963 2148 1 Survey Survey NNP 43963 2148 2 _ _ NNP 43963 2148 3 , , , 43963 2148 4 1889 1889 CD 43963 2148 5 ; ; : 43963 2148 6 Lamplugh Lamplugh NNP 43963 2148 7 , , , 43963 2148 8 " " '' 43963 2148 9 On on IN 43963 2148 10 the the DT 43963 2148 11 Speeton Speeton NNP 43963 2148 12 Clay Clay NNP 43963 2148 13 , , , 43963 2148 14 " " '' 43963 2148 15 _ _ NNP 43963 2148 16 Q. Q. NNP 43963 2149 1 J. J. NNP 43963 2149 2 G. G. NNP 43963 2149 3 S. S. NNP 43963 2149 4 _ _ NNP 43963 2149 5 , , , 43963 2149 6 vol vol NNP 43963 2149 7 . . . 43963 2150 1 XLV XLV NNP 43963 2150 2 . . . 43963 2151 1 p. p. NN 43963 2151 2 575 575 CD 43963 2151 3 , , , 43963 2151 4 and and CC 43963 2151 5 " " `` 43963 2151 6 The the DT 43963 2151 7 Speeton Speeton NNP 43963 2151 8 Series Series NNP 43963 2151 9 in in IN 43963 2151 10 Yorkshire Yorkshire NNP 43963 2151 11 and and CC 43963 2151 12 Lincolnshire Lincolnshire NNP 43963 2151 13 , , , 43963 2151 14 " " '' 43963 2151 15 _ _ NNP 43963 2151 16 ibid ibid NN 43963 2151 17 . . . 43963 2151 18 _ _ NNP 43963 2151 19 , , , 43963 2151 20 vol vol NNP 43963 2151 21 . . . 43963 2152 1 LII LII NNP 43963 2152 2 . . . 43963 2153 1 p. p. NN 43963 2153 2 179 179 CD 43963 2153 3 ; ; : 43963 2153 4 Barrois Barrois NNP 43963 2153 5 " " `` 43963 2153 6 Recherches recherche NNS 43963 2153 7 sur sur NNP 43963 2153 8 le le NNP 43963 2153 9 Terrain Terrain NNP 43963 2153 10 Crétacé Crétacé NNP 43963 2153 11 supérieur supérieur NN 43963 2153 12 de de IN 43963 2153 13 l'Angleterre l'Angleterre NNP 43963 2153 14 et et NNP 43963 2153 15 d'Irlande d'Irlande NNP 43963 2153 16 , , , 43963 2153 17 " " '' 43963 2153 18 Lille Lille NNP 43963 2153 19 , , , 43963 2153 20 1876 1876 CD 43963 2153 21 ; ; : 43963 2153 22 and and CC 43963 2153 23 various various JJ 43963 2153 24 papers paper NNS 43963 2153 25 by by IN 43963 2153 26 Messrs Messrs NNP 43963 2153 27 Hill Hill NNP 43963 2153 28 and and CC 43963 2153 29 Jukes Jukes NNP 43963 2153 30 - - HYPH 43963 2153 31 Browne Browne NNP 43963 2153 32 , , , 43963 2153 33 in in IN 43963 2153 34 the the DT 43963 2153 35 _ _ NNP 43963 2153 36 Quarterly Quarterly NNP 43963 2153 37 Journal Journal NNP 43963 2153 38 of of IN 43963 2153 39 the the DT 43963 2153 40 Geological Geological NNP 43963 2153 41 Society Society NNP 43963 2153 42 _ _ NNP 43963 2153 43 and and CC 43963 2153 44 _ _ NNP 43963 2153 45 Geological Geological NNP 43963 2153 46 Magazine Magazine NNP 43963 2153 47 _ _ NNP 43963 2153 48 of of IN 43963 2153 49 recent recent JJ 43963 2153 50 years year NNS 43963 2153 51 . . . 43963 2154 1 For for IN 43963 2154 2 the the DT 43963 2154 3 Scotch Scotch NNP 43963 2154 4 deposits deposit NNS 43963 2154 5 consult consult VBP 43963 2154 6 a a DT 43963 2154 7 paper paper NN 43963 2154 8 by by IN 43963 2154 9 Prof. Prof. NNP 43963 2154 10 Judd Judd NNP 43963 2154 11 , , , 43963 2154 12 _ _ NNP 43963 2154 13 Q. Q. NNP 43963 2155 1 J. J. NNP 43963 2155 2 G. G. NNP 43963 2155 3 S. S. NNP 43963 2155 4 _ _ NNP 43963 2155 5 , , , 43963 2155 6 vol vol NNP 43963 2155 7 . . . 43963 2156 1 XXXIV XXXIV NNP 43963 2156 2 . . . 43963 2157 1 p. p. NN 43963 2157 2 736 736 CD 43963 2157 3 , , , 43963 2157 4 and and CC 43963 2157 5 for for IN 43963 2157 6 those those DT 43963 2157 7 of of IN 43963 2157 8 Ireland Ireland NNP 43963 2157 9 , , , 43963 2157 10 see see VB 43963 2157 11 Hume Hume NNP 43963 2157 12 , , , 43963 2157 13 _ _ NNP 43963 2157 14 Q. Q. NNP 43963 2158 1 J. J. NNP 43963 2158 2 G. G. NNP 43963 2158 3 S. S. NNP 43963 2158 4 _ _ NNP 43963 2158 5 , , , 43963 2158 6 vol vol NNP 43963 2158 7 . . . 43963 2159 1 LII LII NNP 43963 2159 2 . . . 43963 2160 1 p. p. NN 43963 2161 1 540 540 CD 43963 2161 2 . . . 43963 2161 3 ] ] -RRB- 43963 2162 1 [ [ -LRB- 43963 2162 2 Illustration illustration NN 43963 2162 3 : : : 43963 2162 4 Fig Fig NNP 43963 2162 5 . . . 43963 2163 1 24 24 CD 43963 2163 2 . . . 43963 2164 1 Ch ch NN 43963 2164 2 . . . 43963 2165 1 Chalk chalk VB 43963 2165 2 . . . 43963 2166 1 Al Al NNP 43963 2166 2 . . . 43963 2167 1 Albian Albian NNP 43963 2167 2 . . . 43963 2168 1 Ap Ap NNP 43963 2168 2 . . . 43963 2169 1 Aptian Aptian NNP 43963 2169 2 . . . 43963 2170 1 N. N. NNP 43963 2170 2 Neocomian Neocomian NNP 43963 2170 3 . . . 43963 2171 1 J. J. NNP 43963 2171 2 Jurassic Jurassic NNP 43963 2171 3 . . . 43963 2171 4 ] ] -RRB- 43963 2172 1 The the DT 43963 2172 2 clue clue NN 43963 2172 3 to to IN 43963 2172 4 the the DT 43963 2172 5 physical physical JJ 43963 2172 6 geography geography NN 43963 2172 7 of of IN 43963 2172 8 Britain Britain NNP 43963 2172 9 during during IN 43963 2172 10 Cretaceous cretaceous JJ 43963 2172 11 times time NNS 43963 2172 12 is be VBZ 43963 2172 13 furnished furnish VBN 43963 2172 14 to to IN 43963 2172 15 a a DT 43963 2172 16 considerable considerable JJ 43963 2172 17 extent extent NN 43963 2172 18 by by IN 43963 2172 19 study study NN 43963 2172 20 of of IN 43963 2172 21 the the DT 43963 2172 22 foreign foreign JJ 43963 2172 23 deposits deposit NNS 43963 2172 24 . . . 43963 2173 1 In in IN 43963 2173 2 Northern Northern NNP 43963 2173 3 Europe Europe NNP 43963 2173 4 the the DT 43963 2173 5 Cretaceous cretaceous JJ 43963 2173 6 beds bed NNS 43963 2173 7 of of IN 43963 2173 8 England England NNP 43963 2173 9 are be VBP 43963 2173 10 met meet VBN 43963 2173 11 with with IN 43963 2173 12 in in IN 43963 2173 13 Northern Northern NNP 43963 2173 14 France France NNP 43963 2173 15 , , , 43963 2173 16 and and CC 43963 2173 17 there there RB 43963 2173 18 the the DT 43963 2173 19 characters character NNS 43963 2173 20 are be VBP 43963 2173 21 generally generally RB 43963 2173 22 speaking speak VBG 43963 2173 23 similar similar JJ 43963 2173 24 to to IN 43963 2173 25 those those DT 43963 2173 26 of of IN 43963 2173 27 our -PRON- PRP$ 43963 2173 28 British british JJ 43963 2173 29 deposits deposit NNS 43963 2173 30 . . . 43963 2174 1 In in IN 43963 2174 2 Germany Germany NNP 43963 2174 3 shallower shallower NN 43963 2174 4 water water NN 43963 2174 5 conditions condition NNS 43963 2174 6 prevailed prevail VBD 43963 2174 7 , , , 43963 2174 8 the the DT 43963 2174 9 lower low JJR 43963 2174 10 beds bed NNS 43963 2174 11 gradually gradually RB 43963 2174 12 disappear disappear VBP 43963 2174 13 , , , 43963 2174 14 and and CC 43963 2174 15 the the DT 43963 2174 16 upper upper JJ 43963 2174 17 beds bed NNS 43963 2174 18 are be VBP 43963 2174 19 replaced replace VBN 43963 2174 20 by by IN 43963 2174 21 mechanical mechanical JJ 43963 2174 22 sediments sediment NNS 43963 2174 23 of of IN 43963 2174 24 various various JJ 43963 2174 25 degrees degree NNS 43963 2174 26 of of IN 43963 2174 27 coarseness coarseness NN 43963 2174 28 , , , 43963 2174 29 becoming become VBG 43963 2174 30 on on IN 43963 2174 31 the the DT 43963 2174 32 whole whole JJ 43963 2174 33 coarser coarser NN 43963 2174 34 , , , 43963 2174 35 as as IN 43963 2174 36 one one CD 43963 2174 37 travels travel VBZ 43963 2174 38 eastward eastward RB 43963 2174 39 , , , 43963 2174 40 so so IN 43963 2174 41 that that IN 43963 2174 42 in in IN 43963 2174 43 Saxony Saxony NNP 43963 2174 44 the the DT 43963 2174 45 chalk chalk NN 43963 2174 46 is be VBZ 43963 2174 47 partly partly RB 43963 2174 48 replaced replace VBN 43963 2174 49 by by IN 43963 2174 50 arenaceous arenaceous JJ 43963 2174 51 deposits deposit NNS 43963 2174 52 ( ( -LRB- 43963 2174 53 the the DT 43963 2174 54 ' ' `` 43963 2174 55 Quader Quader NNP 43963 2174 56 ' ' POS 43963 2174 57 sandstones sandstone NNS 43963 2174 58 ) ) -RRB- 43963 2174 59 which which WDT 43963 2174 60 are be VBP 43963 2174 61 responsible responsible JJ 43963 2174 62 for for IN 43963 2174 63 the the DT 43963 2174 64 remarkable remarkable JJ 43963 2174 65 scenery scenery NN 43963 2174 66 of of IN 43963 2174 67 the the DT 43963 2174 68 Elbe Elbe NNP 43963 2174 69 district district NN 43963 2174 70 above above IN 43963 2174 71 Dresden Dresden NNP 43963 2174 72 . . . 43963 2175 1 In in IN 43963 2175 2 passing pass VBG 43963 2175 3 northwards northward NNS 43963 2175 4 , , , 43963 2175 5 indications indication NNS 43963 2175 6 of of IN 43963 2175 7 similar similar JJ 43963 2175 8 change change NN 43963 2175 9 are be VBP 43963 2175 10 noted note VBN 43963 2175 11 in in IN 43963 2175 12 the the DT 43963 2175 13 deposits deposit NNS 43963 2175 14 of of IN 43963 2175 15 Denmark Denmark NNP 43963 2175 16 and and CC 43963 2175 17 Scania Scania NNP 43963 2175 18 , , , 43963 2175 19 whilst whilst IN 43963 2175 20 to to IN 43963 2175 21 the the DT 43963 2175 22 south south NN 43963 2175 23 , , , 43963 2175 24 we -PRON- PRP 43963 2175 25 get get VBP 43963 2175 26 a a DT 43963 2175 27 complete complete JJ 43963 2175 28 change change NN 43963 2175 29 in in IN 43963 2175 30 the the DT 43963 2175 31 character character NN 43963 2175 32 of of IN 43963 2175 33 the the DT 43963 2175 34 rocks rock NNS 43963 2175 35 , , , 43963 2175 36 after after IN 43963 2175 37 crossing cross VBG 43963 2175 38 the the DT 43963 2175 39 Loire Loire NNP 43963 2175 40 in in IN 43963 2175 41 France France NNP 43963 2175 42 , , , 43963 2175 43 and and CC 43963 2175 44 a a DT 43963 2175 45 similar similar JJ 43963 2175 46 change change NN 43963 2175 47 is be VBZ 43963 2175 48 observable observable JJ 43963 2175 49 in in IN 43963 2175 50 districts district NNS 43963 2175 51 lying lie VBG 43963 2175 52 further further JJ 43963 2175 53 east east NNP 43963 2175 54 . . . 43963 2176 1 Furthermore furthermore RB 43963 2176 2 , , , 43963 2176 3 as as IN 43963 2176 4 will will MD 43963 2176 5 be be VB 43963 2176 6 noted note VBN 43963 2176 7 more more RBR 43963 2176 8 fully fully RB 43963 2176 9 in in IN 43963 2176 10 a a DT 43963 2176 11 subsequent subsequent JJ 43963 2176 12 paragraph paragraph NN 43963 2176 13 , , , 43963 2176 14 the the DT 43963 2176 15 character character NN 43963 2176 16 of of IN 43963 2176 17 the the DT 43963 2176 18 Upper Upper NNP 43963 2176 19 Cretaceous Cretaceous NNP 43963 2176 20 flora flora NNS 43963 2176 21 indicates indicate VBZ 43963 2176 22 the the DT 43963 2176 23 existence existence NN 43963 2176 24 of of IN 43963 2176 25 a a DT 43963 2176 26 large large JJ 43963 2176 27 tract tract NN 43963 2176 28 of of IN 43963 2176 29 land land NN 43963 2176 30 lying lie VBG 43963 2176 31 to to IN 43963 2176 32 the the DT 43963 2176 33 north north NN 43963 2176 34 and and CC 43963 2176 35 north north NN 43963 2176 36 - - HYPH 43963 2176 37 west west NN 43963 2176 38 of of IN 43963 2176 39 Europe Europe NNP 43963 2176 40 , , , 43963 2176 41 so so IN 43963 2176 42 that that IN 43963 2176 43 it -PRON- PRP 43963 2176 44 would would MD 43963 2176 45 appear appear VB 43963 2176 46 that that IN 43963 2176 47 the the DT 43963 2176 48 Cretaceous cretaceous JJ 43963 2176 49 rocks rock NNS 43963 2176 50 of of IN 43963 2176 51 Northern Northern NNP 43963 2176 52 Europe Europe NNP 43963 2176 53 were be VBD 43963 2176 54 deposited deposit VBN 43963 2176 55 in in IN 43963 2176 56 a a DT 43963 2176 57 gulf gulf NN 43963 2176 58 - - HYPH 43963 2176 59 like like JJ 43963 2176 60 expansion expansion NN 43963 2176 61 of of IN 43963 2176 62 a a DT 43963 2176 63 western western JJ 43963 2176 64 ocean ocean NN 43963 2176 65 , , , 43963 2176 66 bounded bound VBN 43963 2176 67 on on IN 43963 2176 68 the the DT 43963 2176 69 north north NN 43963 2176 70 by by IN 43963 2176 71 Scandinavia Scandinavia NNP 43963 2176 72 , , , 43963 2176 73 on on IN 43963 2176 74 the the DT 43963 2176 75 west west NN 43963 2176 76 by by IN 43963 2176 77 eastern eastern JJ 43963 2176 78 Germany Germany NNP 43963 2176 79 , , , 43963 2176 80 and and CC 43963 2176 81 on on IN 43963 2176 82 the the DT 43963 2176 83 south south NN 43963 2176 84 by by IN 43963 2176 85 a a DT 43963 2176 86 ridge ridge NN 43963 2176 87 running run VBG 43963 2176 88 eastward eastward RB 43963 2176 89 from from IN 43963 2176 90 the the DT 43963 2176 91 mouth mouth NN 43963 2176 92 of of IN 43963 2176 93 the the DT 43963 2176 94 Loire[102 loire[102 CD 43963 2176 95 ] ] -RRB- 43963 2176 96 . . . 43963 2177 1 We -PRON- PRP 43963 2177 2 may may MD 43963 2177 3 speak speak VB 43963 2177 4 of of IN 43963 2177 5 this this DT 43963 2177 6 gulf gulf NNP 43963 2177 7 as as IN 43963 2177 8 the the DT 43963 2177 9 Chalk Chalk NNP 43963 2177 10 gulf gulf NNP 43963 2177 11 . . . 43963 2178 1 To to IN 43963 2178 2 the the DT 43963 2178 3 south south NN 43963 2178 4 of of IN 43963 2178 5 the the DT 43963 2178 6 presumed presumed JJ 43963 2178 7 ridge ridge NN 43963 2178 8 the the DT 43963 2178 9 character character NN 43963 2178 10 of of IN 43963 2178 11 the the DT 43963 2178 12 strata strata NN 43963 2178 13 alters alter NNS 43963 2178 14 , , , 43963 2178 15 and and CC 43963 2178 16 also also RB 43963 2178 17 that that DT 43963 2178 18 of of IN 43963 2178 19 the the DT 43963 2178 20 included include VBN 43963 2178 21 organisms organism NNS 43963 2178 22 . . . 43963 2179 1 This this DT 43963 2179 2 southern southern JJ 43963 2179 3 type type NN 43963 2179 4 of of IN 43963 2179 5 Cretaceous cretaceous JJ 43963 2179 6 rocks rock NNS 43963 2179 7 is be VBZ 43963 2179 8 one one CD 43963 2179 9 which which WDT 43963 2179 10 is be VBZ 43963 2179 11 very very RB 43963 2179 12 widely widely RB 43963 2179 13 spread spread VBN 43963 2179 14 , , , 43963 2179 15 being be VBG 43963 2179 16 found find VBN 43963 2179 17 in in IN 43963 2179 18 Europe Europe NNP 43963 2179 19 south south RB 43963 2179 20 of of IN 43963 2179 21 the the DT 43963 2179 22 Loire Loire NNP 43963 2179 23 , , , 43963 2179 24 and and CC 43963 2179 25 of of IN 43963 2179 26 the the DT 43963 2179 27 Alps Alps NNPS 43963 2179 28 , , , 43963 2179 29 and and CC 43963 2179 30 in in IN 43963 2179 31 Greece Greece NNP 43963 2179 32 and and CC 43963 2179 33 Turkey Turkey NNP 43963 2179 34 , , , 43963 2179 35 while while IN 43963 2179 36 it -PRON- PRP 43963 2179 37 also also RB 43963 2179 38 occurs occur VBZ 43963 2179 39 in in IN 43963 2179 40 the the DT 43963 2179 41 northern northern JJ 43963 2179 42 parts part NNS 43963 2179 43 of of IN 43963 2179 44 Africa Africa NNP 43963 2179 45 . . . 43963 2180 1 The the DT 43963 2180 2 beds bed NNS 43963 2180 3 of of IN 43963 2180 4 this this DT 43963 2180 5 type type NN 43963 2180 6 are be VBP 43963 2180 7 traceable traceable JJ 43963 2180 8 through through IN 43963 2180 9 Asia Asia NNP 43963 2180 10 Minor Minor NNP 43963 2180 11 into into IN 43963 2180 12 India India NNP 43963 2180 13 and and CC 43963 2180 14 to to IN 43963 2180 15 the the DT 43963 2180 16 shores shore NNS 43963 2180 17 of of IN 43963 2180 18 the the DT 43963 2180 19 Indian Indian NNP 43963 2180 20 Ocean Ocean NNP 43963 2180 21 , , , 43963 2180 22 indicating indicate VBG 43963 2180 23 the the DT 43963 2180 24 existence existence NN 43963 2180 25 of of IN 43963 2180 26 a a DT 43963 2180 27 widespread widespread JJ 43963 2180 28 Cretaceous cretaceous JJ 43963 2180 29 ocean ocean NN 43963 2180 30 , , , 43963 2180 31 which which WDT 43963 2180 32 is be VBZ 43963 2180 33 sometimes sometimes RB 43963 2180 34 spoken speak VBN 43963 2180 35 of of IN 43963 2180 36 as as IN 43963 2180 37 the the DT 43963 2180 38 Hippurite Hippurite NNP 43963 2180 39 - - HYPH 43963 2180 40 limestone limestone NNP 43963 2180 41 sea sea NN 43963 2180 42 , , , 43963 2180 43 for for IN 43963 2180 44 reasons reason NNS 43963 2180 45 which which WDT 43963 2180 46 will will MD 43963 2180 47 eventually eventually RB 43963 2180 48 appear appear VB 43963 2180 49 . . . 43963 2181 1 The the DT 43963 2181 2 deposits deposit NNS 43963 2181 3 are be VBP 43963 2181 4 largely largely RB 43963 2181 5 formed form VBN 43963 2181 6 of of IN 43963 2181 7 hard hard JJ 43963 2181 8 limestone limestone NN 43963 2181 9 which which WDT 43963 2181 10 is be VBZ 43963 2181 11 very very RB 43963 2181 12 different different JJ 43963 2181 13 in in IN 43963 2181 14 its -PRON- PRP$ 43963 2181 15 character character NN 43963 2181 16 from from IN 43963 2181 17 the the DT 43963 2181 18 soft soft JJ 43963 2181 19 chalk chalk NN 43963 2181 20 of of IN 43963 2181 21 the the DT 43963 2181 22 northern northern NNP 43963 2181 23 gulf gulf NNP 43963 2181 24 . . . 43963 2182 1 [ [ -LRB- 43963 2182 2 Footnote Footnote NNP 43963 2182 3 102 102 CD 43963 2182 4 : : : 43963 2182 5 The the DT 43963 2182 6 reader reader NN 43963 2182 7 will will MD 43963 2182 8 find find VB 43963 2182 9 the the DT 43963 2182 10 existence existence NN 43963 2182 11 of of IN 43963 2182 12 this this DT 43963 2182 13 gulf gulf NNP 43963 2182 14 maintained maintain VBD 43963 2182 15 and and CC 43963 2182 16 supported support VBN 43963 2182 17 by by IN 43963 2182 18 a a DT 43963 2182 19 considerable considerable JJ 43963 2182 20 mass mass NN 43963 2182 21 of of IN 43963 2182 22 detail detail NN 43963 2182 23 in in IN 43963 2182 24 Mr Mr NNP 43963 2182 25 A. a. NN 43963 2182 26 R. R. NNP 43963 2182 27 Wallace Wallace NNP 43963 2182 28 's 's POS 43963 2182 29 _ _ NNP 43963 2182 30 Island Island NNP 43963 2182 31 Life Life NNP 43963 2182 32 _ _ NNP 43963 2182 33 . . . 43963 2182 34 ] ] -RRB- 43963 2183 1 The the DT 43963 2183 2 climatic climatic JJ 43963 2183 3 conditions condition NNS 43963 2183 4 which which WDT 43963 2183 5 prevailed prevail VBD 43963 2183 6 during during IN 43963 2183 7 Cretaceous cretaceous JJ 43963 2183 8 times time NNS 43963 2183 9 were be VBD 43963 2183 10 apparently apparently RB 43963 2183 11 similar similar JJ 43963 2183 12 in in IN 43963 2183 13 most most JJS 43963 2183 14 respects respect NNS 43963 2183 15 to to IN 43963 2183 16 those those DT 43963 2183 17 of of IN 43963 2183 18 the the DT 43963 2183 19 preceding precede VBG 43963 2183 20 Jurassic Jurassic NNP 43963 2183 21 period period NN 43963 2183 22 , , , 43963 2183 23 and and CC 43963 2183 24 as as RB 43963 2183 25 already already RB 43963 2183 26 stated state VBD 43963 2183 27 the the DT 43963 2183 28 climatic climatic JJ 43963 2183 29 zones zone NNS 43963 2183 30 which which WDT 43963 2183 31 Neumayr Neumayr NNP 43963 2183 32 defined define VBN 43963 2183 33 for for IN 43963 2183 34 Jurassic Jurassic NNP 43963 2183 35 times time NNS 43963 2183 36 are be VBP 43963 2183 37 also also RB 43963 2183 38 maintained maintain VBN 43963 2183 39 by by IN 43963 2183 40 him -PRON- PRP 43963 2183 41 to to TO 43963 2183 42 have have VB 43963 2183 43 existed exist VBN 43963 2183 44 during during IN 43963 2183 45 the the DT 43963 2183 46 Cretaceous cretaceous JJ 43963 2183 47 period period NN 43963 2183 48 . . . 43963 2184 1 The the DT 43963 2184 2 existence existence NN 43963 2184 3 of of IN 43963 2184 4 cold cold NN 43963 2184 5 has have VBZ 43963 2184 6 sometimes sometimes RB 43963 2184 7 been be VBN 43963 2184 8 inferred infer VBN 43963 2184 9 from from IN 43963 2184 10 the the DT 43963 2184 11 presence presence NN 43963 2184 12 of of IN 43963 2184 13 large large JJ 43963 2184 14 foreign foreign JJ 43963 2184 15 blocks block NNS 43963 2184 16 in in IN 43963 2184 17 the the DT 43963 2184 18 chalk chalk NN 43963 2184 19 , , , 43963 2184 20 especially especially RB 43963 2184 21 at at IN 43963 2184 22 its -PRON- PRP$ 43963 2184 23 base base NN 43963 2184 24 , , , 43963 2184 25 but but CC 43963 2184 26 if if IN 43963 2184 27 these these DT 43963 2184 28 are be VBP 43963 2184 29 due due JJ 43963 2184 30 to to IN 43963 2184 31 the the DT 43963 2184 32 transport transport NN 43963 2184 33 , , , 43963 2184 34 they -PRON- PRP 43963 2184 35 might may MD 43963 2184 36 well well RB 43963 2184 37 be be VB 43963 2184 38 caused cause VBN 43963 2184 39 by by IN 43963 2184 40 masses masse NNS 43963 2184 41 of of IN 43963 2184 42 floating float VBG 43963 2184 43 ice ice NN 43963 2184 44 , , , 43963 2184 45 which which WDT 43963 2184 46 are be VBP 43963 2184 47 often often RB 43963 2184 48 found find VBN 43963 2184 49 at at IN 43963 2184 50 considerable considerable JJ 43963 2184 51 distances distance NNS 43963 2184 52 from from IN 43963 2184 53 the the DT 43963 2184 54 coast coast NN 43963 2184 55 in in IN 43963 2184 56 temperate temperate NN 43963 2184 57 regions region NNS 43963 2184 58 after after IN 43963 2184 59 the the DT 43963 2184 60 break break NN 43963 2184 61 - - HYPH 43963 2184 62 up up NN 43963 2184 63 of of IN 43963 2184 64 the the DT 43963 2184 65 frost frost NN 43963 2184 66 which which WDT 43963 2184 67 succeeds succeed VBZ 43963 2184 68 an an DT 43963 2184 69 unusually unusually RB 43963 2184 70 hard hard JJ 43963 2184 71 winter winter NN 43963 2184 72 . . . 43963 2185 1 The the DT 43963 2185 2 flora flora NNS 43963 2185 3 and and CC 43963 2185 4 fauna fauna NNS 43963 2185 5 are be VBP 43963 2185 6 not not RB 43963 2185 7 suggestive suggestive JJ 43963 2185 8 of of IN 43963 2185 9 severe severe JJ 43963 2185 10 conditions condition NNS 43963 2185 11 . . . 43963 2186 1 _ _ NNP 43963 2186 2 The the DT 43963 2186 3 Cretaceous cretaceous JJ 43963 2186 4 flora flora NNS 43963 2186 5 and and CC 43963 2186 6 fauna fauna NNS 43963 2186 7 . . . 43963 2186 8 _ _ NNP 43963 2186 9 It -PRON- PRP 43963 2186 10 has have VBZ 43963 2186 11 been be VBN 43963 2186 12 noted note VBN 43963 2186 13 in in IN 43963 2186 14 the the DT 43963 2186 15 last last JJ 43963 2186 16 chapter chapter NN 43963 2186 17 that that IN 43963 2186 18 the the DT 43963 2186 19 gymnospermous gymnospermous JJ 43963 2186 20 flora flora NNS 43963 2186 21 of of IN 43963 2186 22 the the DT 43963 2186 23 Jurassic Jurassic NNP 43963 2186 24 period period NN 43963 2186 25 , , , 43963 2186 26 in in IN 43963 2186 27 which which WDT 43963 2186 28 cycads cycad NNS 43963 2186 29 form form VBP 43963 2186 30 a a DT 43963 2186 31 considerable considerable JJ 43963 2186 32 percentage percentage NN 43963 2186 33 of of IN 43963 2186 34 the the DT 43963 2186 35 whole whole JJ 43963 2186 36 flora flora NNS 43963 2186 37 , , , 43963 2186 38 was be VBD 43963 2186 39 prevalent prevalent JJ 43963 2186 40 in in IN 43963 2186 41 Lower low JJR 43963 2186 42 Cretaceous cretaceous JJ 43963 2186 43 times time NNS 43963 2186 44 . . . 43963 2187 1 In in IN 43963 2187 2 the the DT 43963 2187 3 Upper Upper NNP 43963 2187 4 Cretaceous cretaceous JJ 43963 2187 5 rocks rock NNS 43963 2187 6 this this DT 43963 2187 7 flora flora NN 43963 2187 8 is be VBZ 43963 2187 9 replaced replace VBN 43963 2187 10 by by IN 43963 2187 11 one one CD 43963 2187 12 which which WDT 43963 2187 13 consists consist VBZ 43963 2187 14 to to IN 43963 2187 15 a a DT 43963 2187 16 large large JJ 43963 2187 17 extent extent NN 43963 2187 18 of of IN 43963 2187 19 dicotyledonous dicotyledonous JJ 43963 2187 20 angiosperms angiosperm NNS 43963 2187 21 . . . 43963 2188 1 These these DT 43963 2188 2 are be VBP 43963 2188 3 found find VBN 43963 2188 4 in in IN 43963 2188 5 the the DT 43963 2188 6 Upper Upper NNP 43963 2188 7 Cretaceous cretaceous JJ 43963 2188 8 rocks rock NNS 43963 2188 9 of of IN 43963 2188 10 Europe Europe NNP 43963 2188 11 and and CC 43963 2188 12 North North NNP 43963 2188 13 America America NNP 43963 2188 14 , , , 43963 2188 15 and and CC 43963 2188 16 as as IN 43963 2188 17 the the DT 43963 2188 18 researches research NNS 43963 2188 19 of of IN 43963 2188 20 botanists botanist NNS 43963 2188 21 indicate indicate VBP 43963 2188 22 their -PRON- PRP$ 43963 2188 23 origin origin NN 43963 2188 24 in in IN 43963 2188 25 circumpolar circumpolar JJ 43963 2188 26 regions region NNS 43963 2188 27 , , , 43963 2188 28 their -PRON- PRP$ 43963 2188 29 arrival arrival NN 43963 2188 30 in in IN 43963 2188 31 Europe Europe NNP 43963 2188 32 is be VBZ 43963 2188 33 an an DT 43963 2188 34 additional additional JJ 43963 2188 35 argument argument NN 43963 2188 36 in in IN 43963 2188 37 favour favour NN 43963 2188 38 of of IN 43963 2188 39 the the DT 43963 2188 40 existence existence NN 43963 2188 41 of of IN 43963 2188 42 an an DT 43963 2188 43 extensive extensive JJ 43963 2188 44 northern northern JJ 43963 2188 45 continent continent NN 43963 2188 46 , , , 43963 2188 47 sending send VBG 43963 2188 48 a a DT 43963 2188 49 prolongation prolongation NN 43963 2188 50 to to IN 43963 2188 51 the the DT 43963 2188 52 southward southward NN 43963 2188 53 in in IN 43963 2188 54 eastern eastern JJ 43963 2188 55 Europe Europe NNP 43963 2188 56 . . . 43963 2189 1 The the DT 43963 2189 2 invertebrate invertebrate JJ 43963 2189 3 fauna fauna NN 43963 2189 4 bears bear VBZ 43963 2189 5 considerable considerable JJ 43963 2189 6 resemblance resemblance NN 43963 2189 7 to to IN 43963 2189 8 that that DT 43963 2189 9 of of IN 43963 2189 10 Jurassic Jurassic NNP 43963 2189 11 times times NNP 43963 2189 12 , , , 43963 2189 13 and and CC 43963 2189 14 many many JJ 43963 2189 15 of of IN 43963 2189 16 the the DT 43963 2189 17 dominant dominant JJ 43963 2189 18 Jurassic Jurassic NNP 43963 2189 19 genera genera NN 43963 2189 20 are be VBP 43963 2189 21 also also RB 43963 2189 22 found find VBN 43963 2189 23 in in IN 43963 2189 24 Cretaceous cretaceous JJ 43963 2189 25 rocks rock NNS 43963 2189 26 . . . 43963 2190 1 A a DT 43963 2190 2 most most RBS 43963 2190 3 interesting interesting JJ 43963 2190 4 feature feature NN 43963 2190 5 is be VBZ 43963 2190 6 connected connect VBN 43963 2190 7 with with IN 43963 2190 8 the the DT 43963 2190 9 character character NN 43963 2190 10 and and CC 43963 2190 11 geographical geographical JJ 43963 2190 12 distribution distribution NN 43963 2190 13 of of IN 43963 2190 14 the the DT 43963 2190 15 Ammonites Ammonites NNPS 43963 2190 16 . . . 43963 2191 1 In in IN 43963 2191 2 Europe Europe NNP 43963 2191 3 they -PRON- PRP 43963 2191 4 are be VBP 43963 2191 5 almost almost RB 43963 2191 6 exclusively exclusively RB 43963 2191 7 confined confine VBN 43963 2191 8 to to IN 43963 2191 9 the the DT 43963 2191 10 deposits deposit NNS 43963 2191 11 of of IN 43963 2191 12 the the DT 43963 2191 13 northern northern NNP 43963 2191 14 gulf gulf NNP 43963 2191 15 , , , 43963 2191 16 and and CC 43963 2191 17 before before IN 43963 2191 18 their -PRON- PRP$ 43963 2191 19 final final JJ 43963 2191 20 disappearance disappearance NN 43963 2191 21 they -PRON- PRP 43963 2191 22 undergo undergo VBP 43963 2191 23 many many JJ 43963 2191 24 changes change NNS 43963 2191 25 of of IN 43963 2191 26 form form NN 43963 2191 27 . . . 43963 2192 1 We -PRON- PRP 43963 2192 2 find find VBP 43963 2192 3 the the DT 43963 2192 4 discoid discoid JJ 43963 2192 5 spiral spiral JJ 43963 2192 6 shells shell NNS 43963 2192 7 of of IN 43963 2192 8 earlier early JJR 43963 2192 9 times time NNS 43963 2192 10 , , , 43963 2192 11 but but CC 43963 2192 12 these these DT 43963 2192 13 are be VBP 43963 2192 14 accompanied accompany VBN 43963 2192 15 by by IN 43963 2192 16 shells shell NNS 43963 2192 17 which which WDT 43963 2192 18 are be VBP 43963 2192 19 straight straight JJ 43963 2192 20 , , , 43963 2192 21 curved curved JJ 43963 2192 22 , , , 43963 2192 23 boat boat NN 43963 2192 24 - - HYPH 43963 2192 25 shaped shape VBN 43963 2192 26 , , , 43963 2192 27 and and CC 43963 2192 28 coiled coil VBN 43963 2192 29 into into IN 43963 2192 30 various various JJ 43963 2192 31 helicoid helicoid JJ 43963 2192 32 spirals spiral NNS 43963 2192 33 , , , 43963 2192 34 sometimes sometimes RB 43963 2192 35 having have VBG 43963 2192 36 the the DT 43963 2192 37 whorls whorls NN 43963 2192 38 in in IN 43963 2192 39 contact contact NN 43963 2192 40 , , , 43963 2192 41 while while IN 43963 2192 42 at at IN 43963 2192 43 other other JJ 43963 2192 44 times time NNS 43963 2192 45 they -PRON- PRP 43963 2192 46 are be VBP 43963 2192 47 separate separate JJ 43963 2192 48 . . . 43963 2193 1 In in IN 43963 2193 2 the the DT 43963 2193 3 chalk chalk NN 43963 2193 4 of of IN 43963 2193 5 Britain Britain NNP 43963 2193 6 gastropods gastropod NNS 43963 2193 7 are be VBP 43963 2193 8 on on IN 43963 2193 9 the the DT 43963 2193 10 whole whole JJ 43963 2193 11 rare rare NN 43963 2193 12 , , , 43963 2193 13 and and CC 43963 2193 14 this this DT 43963 2193 15 fact fact NN 43963 2193 16 serves serve VBZ 43963 2193 17 to to TO 43963 2193 18 emphasize emphasize VB 43963 2193 19 the the DT 43963 2193 20 palæontological palæontological JJ 43963 2193 21 break break NN 43963 2193 22 which which WDT 43963 2193 23 occurs occur VBZ 43963 2193 24 between between IN 43963 2193 25 the the DT 43963 2193 26 Cretaceous cretaceous JJ 43963 2193 27 and and CC 43963 2193 28 Tertiary tertiary JJ 43963 2193 29 rocks rock NNS 43963 2193 30 ; ; : 43963 2193 31 but but CC 43963 2193 32 when when WRB 43963 2193 33 conditions condition NNS 43963 2193 34 were be VBD 43963 2193 35 favourable favourable JJ 43963 2193 36 , , , 43963 2193 37 as as IN 43963 2193 38 during during IN 43963 2193 39 the the DT 43963 2193 40 deposition deposition NN 43963 2193 41 of of IN 43963 2193 42 some some DT 43963 2193 43 of of IN 43963 2193 44 the the DT 43963 2193 45 strata strata NN 43963 2193 46 of of IN 43963 2193 47 the the DT 43963 2193 48 Middle Middle NNP 43963 2193 49 Chalk Chalk NNP 43963 2193 50 , , , 43963 2193 51 gastropods gastropod NNS 43963 2193 52 are be VBP 43963 2193 53 abundant abundant JJ 43963 2193 54 , , , 43963 2193 55 and and CC 43963 2193 56 some some DT 43963 2193 57 are be VBP 43963 2193 58 related related JJ 43963 2193 59 to to IN 43963 2193 60 Tertiary Tertiary NNP 43963 2193 61 genera genera NN 43963 2193 62 , , , 43963 2193 63 so so IN 43963 2193 64 that that IN 43963 2193 65 we -PRON- PRP 43963 2193 66 may may MD 43963 2193 67 assume assume VB 43963 2193 68 that that IN 43963 2193 69 the the DT 43963 2193 70 palæontological palæontological JJ 43963 2193 71 break break NN 43963 2193 72 alluded allude VBN 43963 2193 73 to to IN 43963 2193 74 is be VBZ 43963 2193 75 exaggerated exaggerate VBN 43963 2193 76 by by IN 43963 2193 77 the the DT 43963 2193 78 difference difference NN 43963 2193 79 of of IN 43963 2193 80 conditions condition NNS 43963 2193 81 which which WDT 43963 2193 82 prevailed prevail VBD 43963 2193 83 during during IN 43963 2193 84 the the DT 43963 2193 85 deposition deposition NN 43963 2193 86 of of IN 43963 2193 87 the the DT 43963 2193 88 earliest early JJS 43963 2193 89 Tertiary tertiary JJ 43963 2193 90 and and CC 43963 2193 91 latest late JJS 43963 2193 92 Cretaceous cretaceous JJ 43963 2193 93 sediments sediment NNS 43963 2193 94 . . . 43963 2194 1 In in IN 43963 2194 2 the the DT 43963 2194 3 Cretaceous cretaceous JJ 43963 2194 4 deposits deposit NNS 43963 2194 5 of of IN 43963 2194 6 the the DT 43963 2194 7 southern southern JJ 43963 2194 8 sea sea NN 43963 2194 9 , , , 43963 2194 10 where where WRB 43963 2194 11 the the DT 43963 2194 12 Ammonite ammonite JJ 43963 2194 13 tribe tribe NN 43963 2194 14 is be VBZ 43963 2194 15 almost almost RB 43963 2194 16 unknown unknown JJ 43963 2194 17 , , , 43963 2194 18 the the DT 43963 2194 19 remarkable remarkable JJ 43963 2194 20 family family NN 43963 2194 21 of of IN 43963 2194 22 the the DT 43963 2194 23 lamellibranchs lamellibranch NNS 43963 2194 24 known know VBN 43963 2194 25 as as IN 43963 2194 26 the the DT 43963 2194 27 Hippuritidæ Hippuritidæ NNP 43963 2194 28 furnish furnish VBP 43963 2194 29 the the DT 43963 2194 30 dominant dominant JJ 43963 2194 31 invertebrates invertebrate NNS 43963 2194 32 of of IN 43963 2194 33 the the DT 43963 2194 34 period period NN 43963 2194 35 , , , 43963 2194 36 and and CC 43963 2194 37 the the DT 43963 2194 38 representatives representative NNS 43963 2194 39 of of IN 43963 2194 40 this this DT 43963 2194 41 family family NN 43963 2194 42 are be VBP 43963 2194 43 exceedingly exceedingly RB 43963 2194 44 scarce scarce JJ 43963 2194 45 amongst amongst IN 43963 2194 46 the the DT 43963 2194 47 Cretaceous cretaceous JJ 43963 2194 48 strata strata NN 43963 2194 49 of of IN 43963 2194 50 the the DT 43963 2194 51 northern northern NNP 43963 2194 52 gulf gulf NNP 43963 2194 53 , , , 43963 2194 54 though though IN 43963 2194 55 they -PRON- PRP 43963 2194 56 are be VBP 43963 2194 57 found find VBN 43963 2194 58 on on IN 43963 2194 59 two two CD 43963 2194 60 or or CC 43963 2194 61 three three CD 43963 2194 62 horizons horizon NNS 43963 2194 63 . . . 43963 2195 1 Of of IN 43963 2195 2 vertebrates vertebrate NNS 43963 2195 3 , , , 43963 2195 4 the the DT 43963 2195 5 most most RBS 43963 2195 6 interesting interesting JJ 43963 2195 7 are be VBP 43963 2195 8 the the DT 43963 2195 9 reptiles reptile NNS 43963 2195 10 . . . 43963 2196 1 The the DT 43963 2196 2 families family NNS 43963 2196 3 which which WDT 43963 2196 4 predominate predominate VBP 43963 2196 5 in in IN 43963 2196 6 Jurassic Jurassic NNP 43963 2196 7 times time NNS 43963 2196 8 have have VBP 43963 2196 9 many many JJ 43963 2196 10 representatives representative NNS 43963 2196 11 amongst amongst IN 43963 2196 12 the the DT 43963 2196 13 Cretaceous cretaceous JJ 43963 2196 14 strata strata NN 43963 2196 15 also also RB 43963 2196 16 , , , 43963 2196 17 but but CC 43963 2196 18 the the DT 43963 2196 19 order order NN 43963 2196 20 Squamata Squamata NNP 43963 2196 21 is be VBZ 43963 2196 22 represented represent VBN 43963 2196 23 by by IN 43963 2196 24 the the DT 43963 2196 25 sub sub NN 43963 2196 26 - - JJ 43963 2196 27 order order NN 43963 2196 28 Pythonomorpha Pythonomorpha NNP 43963 2196 29 , , , 43963 2196 30 which which WDT 43963 2196 31 is be VBZ 43963 2196 32 characteristic characteristic JJ 43963 2196 33 of of IN 43963 2196 34 the the DT 43963 2196 35 Cretaceous cretaceous JJ 43963 2196 36 rocks rock NNS 43963 2196 37 . . . 43963 2197 1 The the DT 43963 2197 2 best well RBS 43963 2197 3 known known JJ 43963 2197 4 representative representative NN 43963 2197 5 is be VBZ 43963 2197 6 the the DT 43963 2197 7 gigantic gigantic JJ 43963 2197 8 _ _ NNP 43963 2197 9 Mosasaurus Mosasaurus NNP 43963 2197 10 _ _ NNP 43963 2197 11 . . . 43963 2198 1 Lastly lastly RB 43963 2198 2 , , , 43963 2198 3 we -PRON- PRP 43963 2198 4 have have VBP 43963 2198 5 the the DT 43963 2198 6 remarkable remarkable JJ 43963 2198 7 toothed toothed JJ 43963 2198 8 birds bird NNS 43963 2198 9 or or CC 43963 2198 10 Odontornithes Odontornithes NNPS 43963 2198 11 , , , 43963 2198 12 now now RB 43963 2198 13 placed place VBN 43963 2198 14 in in IN 43963 2198 15 different different JJ 43963 2198 16 orders order NNS 43963 2198 17 , , , 43963 2198 18 the the DT 43963 2198 19 genus genus NNP 43963 2198 20 _ _ NNP 43963 2198 21 Hesperornis Hesperornis NNP 43963 2198 22 _ _ NNP 43963 2198 23 being be VBG 43963 2198 24 the the DT 43963 2198 25 only only JJ 43963 2198 26 representative representative NN 43963 2198 27 of of IN 43963 2198 28 the the DT 43963 2198 29 sub sub NN 43963 2198 30 - - HYPH 43963 2198 31 order order NN 43963 2198 32 Odontolcæ Odontolcæ NNP 43963 2198 33 of of IN 43963 2198 34 the the DT 43963 2198 35 Ratitæ Ratitæ NNP 43963 2198 36 , , , 43963 2198 37 whilst whilst IN 43963 2198 38 _ _ NNP 43963 2198 39 Ichthyornis Ichthyornis NNP 43963 2198 40 _ _ NNP 43963 2198 41 and and CC 43963 2198 42 allied ally VBN 43963 2198 43 forms form NNS 43963 2198 44 are be VBP 43963 2198 45 placed place VBN 43963 2198 46 in in IN 43963 2198 47 the the DT 43963 2198 48 sub sub NN 43963 2198 49 - - NN 43963 2198 50 order order NN 43963 2198 51 Odontormæ Odontormæ NNP 43963 2198 52 of of IN 43963 2198 53 the the DT 43963 2198 54 Carinatæ Carinatæ NNP 43963 2198 55 . . . 43963 2199 1 CHAPTER CHAPTER NNP 43963 2199 2 XXIV XXIV NNP 43963 2199 3 . . . 43963 2200 1 THE the DT 43963 2200 2 EOCENE EOCENE NNP 43963 2200 3 ROCKS rock NNS 43963 2200 4 . . . 43963 2201 1 _ _ NNP 43963 2201 2 Classification Classification NNP 43963 2201 3 . . . 43963 2201 4 _ _ NNP 43963 2201 5 The the DT 43963 2201 6 Eocene Eocene NNP 43963 2201 7 Beds Beds NNPS 43963 2201 8 of of IN 43963 2201 9 the the DT 43963 2201 10 south south NN 43963 2201 11 of of IN 43963 2201 12 England England NNP 43963 2201 13 have have VBP 43963 2201 14 been be VBN 43963 2201 15 subdivided subdivide VBN 43963 2201 16 according accord VBG 43963 2201 17 to to IN 43963 2201 18 the the DT 43963 2201 19 variations variation NNS 43963 2201 20 in in IN 43963 2201 21 their -PRON- PRP$ 43963 2201 22 lithological lithological JJ 43963 2201 23 characters character NNS 43963 2201 24 , , , 43963 2201 25 and and CC 43963 2201 26 the the DT 43963 2201 27 subdivisions subdivision NNS 43963 2201 28 have have VBP 43963 2201 29 received receive VBN 43963 2201 30 local local JJ 43963 2201 31 names name NNS 43963 2201 32 . . . 43963 2202 1 The the DT 43963 2202 2 following follow VBG 43963 2202 3 classification classification NN 43963 2202 4 is be VBZ 43963 2202 5 generally generally RB 43963 2202 6 adopted adopt VBN 43963 2202 7 , , , 43963 2202 8 though though IN 43963 2202 9 the the DT 43963 2202 10 different different JJ 43963 2202 11 subdivisions subdivision NNS 43963 2202 12 are be VBP 43963 2202 13 by by IN 43963 2202 14 no no DT 43963 2202 15 means means NN 43963 2202 16 of of IN 43963 2202 17 equal equal JJ 43963 2202 18 value value NN 43963 2202 19 : : : 43963 2202 20 Upper Upper NNP 43963 2202 21 Eocene Eocene NNP 43963 2202 22 { { -LRB- 43963 2202 23 Upper Upper NNP 43963 2202 24 Bagshot Bagshot NNP 43963 2202 25 Beds Beds NNPS 43963 2202 26 { { -LRB- 43963 2202 27 Barton Barton NNP 43963 2202 28 Beds Beds NNP 43963 2202 29 Middle Middle NNP 43963 2202 30 Eocene Eocene NNP 43963 2202 31 Bracklesham Bracklesham NNP 43963 2202 32 Beds Beds NNPS 43963 2202 33 { { -LRB- 43963 2202 34 Lower low JJR 43963 2202 35 Bagshot bagshot NN 43963 2202 36 Beds bed NNS 43963 2202 37 { { -LRB- 43963 2202 38 London London NNP 43963 2202 39 Clay[103 clay[103 POS 43963 2202 40 ] ] -RRB- 43963 2202 41 Lower low JJR 43963 2202 42 Eocene eocene NN 43963 2202 43 { { -LRB- 43963 2202 44 Oldhaven Oldhaven NNP 43963 2202 45 Beds Beds NNPS 43963 2202 46 } } -RRB- 43963 2202 47 Lower low JJR 43963 2202 48 London London NNP 43963 2202 49 { { -LRB- 43963 2202 50 Woolwich Woolwich NNP 43963 2202 51 and and CC 43963 2202 52 Reading Reading NNP 43963 2202 53 Beds Beds NNPS 43963 2202 54 } } -RRB- 43963 2202 55 Tertiary tertiary JJ 43963 2202 56 Strata strata NN 43963 2202 57 { { -LRB- 43963 2202 58 Thanet Thanet NNP 43963 2202 59 Sands sand NNS 43963 2202 60 } } -RRB- 43963 2202 61 [ [ -LRB- 43963 2202 62 Footnote Footnote NNP 43963 2202 63 103 103 CD 43963 2202 64 : : : 43963 2202 65 Some some DT 43963 2202 66 writers writer NNS 43963 2202 67 place place VBP 43963 2202 68 the the DT 43963 2202 69 London London NNP 43963 2202 70 Clay Clay NNP 43963 2202 71 in in IN 43963 2202 72 the the DT 43963 2202 73 Middle Middle NNP 43963 2202 74 Eocene Eocene NNP 43963 2202 75 . . . 43963 2202 76 ] ] -RRB- 43963 2203 1 The the DT 43963 2203 2 deposits deposit NNS 43963 2203 3 vary vary VBP 43963 2203 4 greatly greatly RB 43963 2203 5 when when WRB 43963 2203 6 traced trace VBN 43963 2203 7 abroad abroad RB 43963 2203 8 , , , 43963 2203 9 and and CC 43963 2203 10 the the DT 43963 2203 11 exact exact JJ 43963 2203 12 equivalents equivalent NNS 43963 2203 13 of of IN 43963 2203 14 the the DT 43963 2203 15 minor minor JJ 43963 2203 16 subdivisions subdivision NNS 43963 2203 17 of of IN 43963 2203 18 the the DT 43963 2203 19 British british JJ 43963 2203 20 rocks rock NNS 43963 2203 21 can can MD 43963 2203 22 seldom seldom RB 43963 2203 23 be be VB 43963 2203 24 ascertained ascertain VBN 43963 2203 25 at at IN 43963 2203 26 any any DT 43963 2203 27 distance distance NN 43963 2203 28 from from IN 43963 2203 29 England England NNP 43963 2203 30 , , , 43963 2203 31 though though IN 43963 2203 32 the the DT 43963 2203 33 division division NN 43963 2203 34 into into IN 43963 2203 35 Upper Upper NNP 43963 2203 36 , , , 43963 2203 37 Middle middle JJ 43963 2203 38 , , , 43963 2203 39 and and CC 43963 2203 40 Lower Lower NNP 43963 2203 41 Eocene Eocene NNP 43963 2203 42 can can MD 43963 2203 43 be be VB 43963 2203 44 made make VBN 43963 2203 45 over over IN 43963 2203 46 wide wide JJ 43963 2203 47 areas area NNS 43963 2203 48 . . . 43963 2204 1 _ _ NNP 43963 2204 2 Description Description NNP 43963 2204 3 of of IN 43963 2204 4 the the DT 43963 2204 5 strata strata NN 43963 2204 6 . . . 43963 2204 7 _ _ NNP 43963 2204 8 The the DT 43963 2204 9 character character NN 43963 2204 10 of of IN 43963 2204 11 the the DT 43963 2204 12 strata strata NN 43963 2204 13 of of IN 43963 2204 14 Europe Europe NNP 43963 2204 15 and and CC 43963 2204 16 Asia Asia NNP 43963 2204 17 indicates indicate VBZ 43963 2204 18 the the DT 43963 2204 19 persistence persistence NN 43963 2204 20 of of IN 43963 2204 21 the the DT 43963 2204 22 northern northern NNP 43963 2204 23 gulf gulf NNP 43963 2204 24 and and CC 43963 2204 25 southern southern JJ 43963 2204 26 ocean ocean NN 43963 2204 27 of of IN 43963 2204 28 Cretaceous cretaceous JJ 43963 2204 29 times time NNS 43963 2204 30 in in IN 43963 2204 31 Eocene Eocene NNP 43963 2204 32 times time NNS 43963 2204 33 also also RB 43963 2204 34 , , , 43963 2204 35 though though IN 43963 2204 36 the the DT 43963 2204 37 area area NN 43963 2204 38 of of IN 43963 2204 39 each each DT 43963 2204 40 had have VBD 43963 2204 41 shrunk shrink VBN 43963 2204 42 in in IN 43963 2204 43 the the DT 43963 2204 44 meantime meantime NN 43963 2204 45 , , , 43963 2204 46 owing owe VBG 43963 2204 47 to to IN 43963 2204 48 the the DT 43963 2204 49 physiographical physiographical JJ 43963 2204 50 changes change NNS 43963 2204 51 which which WDT 43963 2204 52 occurred occur VBD 43963 2204 53 at at IN 43963 2204 54 the the DT 43963 2204 55 end end NN 43963 2204 56 of of IN 43963 2204 57 Cretaceous cretaceous JJ 43963 2204 58 times time NNS 43963 2204 59 , , , 43963 2204 60 giving give VBG 43963 2204 61 rise rise NN 43963 2204 62 to to IN 43963 2204 63 more more RBR 43963 2204 64 extended extended JJ 43963 2204 65 land land NN 43963 2204 66 areas area NNS 43963 2204 67 , , , 43963 2204 68 and and CC 43963 2204 69 producing produce VBG 43963 2204 70 a a DT 43963 2204 71 shallow shallow JJ 43963 2204 72 water water NN 43963 2204 73 phase phase NN 43963 2204 74 over over IN 43963 2204 75 wide wide JJ 43963 2204 76 extents extent NNS 43963 2204 77 of of IN 43963 2204 78 ocean,--the ocean,--the DT 43963 2204 79 final final JJ 43963 2204 80 shallow shallow JJ 43963 2204 81 water water NN 43963 2204 82 phase phase NN 43963 2204 83 of of IN 43963 2204 84 the the DT 43963 2204 85 third third JJ 43963 2204 86 and and CC 43963 2204 87 last last JJ 43963 2204 88 great great JJ 43963 2204 89 marine marine JJ 43963 2204 90 period period NN 43963 2204 91 of of IN 43963 2204 92 the the DT 43963 2204 93 British british JJ 43963 2204 94 area area NN 43963 2204 95 . . . 43963 2205 1 It -PRON- PRP 43963 2205 2 is be VBZ 43963 2205 3 difficult difficult JJ 43963 2205 4 to to TO 43963 2205 5 ascertain ascertain VB 43963 2205 6 the the DT 43963 2205 7 exact exact JJ 43963 2205 8 importance importance NN 43963 2205 9 of of IN 43963 2205 10 the the DT 43963 2205 11 physical physical JJ 43963 2205 12 break break NN 43963 2205 13 between between IN 43963 2205 14 Cretaceous Cretaceous NNP 43963 2205 15 and and CC 43963 2205 16 Eocene Eocene NNP 43963 2205 17 rocks rock NNS 43963 2205 18 in in IN 43963 2205 19 the the DT 43963 2205 20 south south JJ 43963 2205 21 - - HYPH 43963 2205 22 east east NN 43963 2205 23 of of IN 43963 2205 24 England England NNP 43963 2205 25 , , , 43963 2205 26 owing owe VBG 43963 2205 27 to to IN 43963 2205 28 the the DT 43963 2205 29 subterranean subterranean JJ 43963 2205 30 solution solution NN 43963 2205 31 of of IN 43963 2205 32 the the DT 43963 2205 33 upper upper JJ 43963 2205 34 part part NN 43963 2205 35 of of IN 43963 2205 36 the the DT 43963 2205 37 chalk chalk NN 43963 2205 38 , , , 43963 2205 39 subsequently subsequently RB 43963 2205 40 to to IN 43963 2205 41 the the DT 43963 2205 42 deposition deposition NN 43963 2205 43 of of IN 43963 2205 44 the the DT 43963 2205 45 Eocene Eocene NNP 43963 2205 46 strata strata NN 43963 2205 47 , , , 43963 2205 48 but but CC 43963 2205 49 the the DT 43963 2205 50 contraction contraction NN 43963 2205 51 of of IN 43963 2205 52 the the DT 43963 2205 53 Cretaceous cretaceous JJ 43963 2205 54 gulf gulf NN 43963 2205 55 is be VBZ 43963 2205 56 shown show VBN 43963 2205 57 in in IN 43963 2205 58 several several JJ 43963 2205 59 ways way NNS 43963 2205 60 , , , 43963 2205 61 one one CD 43963 2205 62 of of IN 43963 2205 63 the the DT 43963 2205 64 most most RBS 43963 2205 65 significant significant JJ 43963 2205 66 being be VBG 43963 2205 67 the the DT 43963 2205 68 distribution distribution NN 43963 2205 69 of of IN 43963 2205 70 Cretaceous Cretaceous NNP 43963 2205 71 and and CC 43963 2205 72 Eocene Eocene NNP 43963 2205 73 rocks rock NNS 43963 2205 74 in in IN 43963 2205 75 the the DT 43963 2205 76 south south JJ 43963 2205 77 - - HYPH 43963 2205 78 west west NN 43963 2205 79 of of IN 43963 2205 80 England England NNP 43963 2205 81 . . . 43963 2206 1 The the DT 43963 2206 2 existence existence NN 43963 2206 3 of of IN 43963 2206 4 an an DT 43963 2206 5 outlier outlier NN 43963 2206 6 of of IN 43963 2206 7 Cretaceous cretaceous JJ 43963 2206 8 rock rock NN 43963 2206 9 at at IN 43963 2206 10 Buckland Buckland NNP 43963 2206 11 Brewer Brewer NNP 43963 2206 12 in in IN 43963 2206 13 North North NNP 43963 2206 14 Devon Devon NNP 43963 2206 15 , , , 43963 2206 16 only only RB 43963 2206 17 three three CD 43963 2206 18 miles mile NNS 43963 2206 19 from from IN 43963 2206 20 the the DT 43963 2206 21 Atlantic Atlantic NNP 43963 2206 22 Ocean Ocean NNP 43963 2206 23 , , , 43963 2206 24 indicates indicate VBZ 43963 2206 25 the the DT 43963 2206 26 former former JJ 43963 2206 27 extension extension NN 43963 2206 28 westward westward RB 43963 2206 29 of of IN 43963 2206 30 the the DT 43963 2206 31 Upper Upper NNP 43963 2206 32 Cretaceous cretaceous JJ 43963 2206 33 beds bed NNS 43963 2206 34 , , , 43963 2206 35 while while IN 43963 2206 36 the the DT 43963 2206 37 occurrence occurrence NN 43963 2206 38 of of IN 43963 2206 39 an an DT 43963 2206 40 outlier outlier NN 43963 2206 41 of of IN 43963 2206 42 Eocene Eocene NNP 43963 2206 43 rocks rock NNS 43963 2206 44 at at IN 43963 2206 45 Bovey Bovey NNP 43963 2206 46 Tracey Tracey NNP 43963 2206 47 in in IN 43963 2206 48 South South NNP 43963 2206 49 Devon Devon NNP 43963 2206 50 , , , 43963 2206 51 resting rest VBG 43963 2206 52 not not RB 43963 2206 53 on on IN 43963 2206 54 Cretaceous cretaceous JJ 43963 2206 55 but but CC 43963 2206 56 on on IN 43963 2206 57 Palæozoic Palæozoic NNP 43963 2206 58 rocks rock NNS 43963 2206 59 , , , 43963 2206 60 shows show VBZ 43963 2206 61 that that IN 43963 2206 62 there there EX 43963 2206 63 was be VBD 43963 2206 64 an an DT 43963 2206 65 uplift uplift NN 43963 2206 66 after after IN 43963 2206 67 the the DT 43963 2206 68 deposition deposition NN 43963 2206 69 of of IN 43963 2206 70 the the DT 43963 2206 71 Cretaceous cretaceous JJ 43963 2206 72 rocks rock NNS 43963 2206 73 and and CC 43963 2206 74 before before IN 43963 2206 75 the the DT 43963 2206 76 Eocene Eocene NNP 43963 2206 77 rocks rock NNS 43963 2206 78 were be VBD 43963 2206 79 deposited deposit VBN 43963 2206 80 there there RB 43963 2206 81 , , , 43963 2206 82 and and CC 43963 2206 83 that that IN 43963 2206 84 during during IN 43963 2206 85 the the DT 43963 2206 86 period period NN 43963 2206 87 of of IN 43963 2206 88 uplift uplift NN 43963 2206 89 the the DT 43963 2206 90 Cretaceous cretaceous JJ 43963 2206 91 rocks rock NNS 43963 2206 92 were be VBD 43963 2206 93 removed remove VBN 43963 2206 94 . . . 43963 2207 1 Owing owe VBG 43963 2207 2 to to IN 43963 2207 3 these these DT 43963 2207 4 physical physical JJ 43963 2207 5 changes change NNS 43963 2207 6 , , , 43963 2207 7 the the DT 43963 2207 8 Eocene Eocene NNP 43963 2207 9 rocks rock NNS 43963 2207 10 of of IN 43963 2207 11 Britain Britain NNP 43963 2207 12 are be VBP 43963 2207 13 mainly mainly RB 43963 2207 14 mechanical mechanical JJ 43963 2207 15 sediments sediment NNS 43963 2207 16 , , , 43963 2207 17 some some DT 43963 2207 18 , , , 43963 2207 19 as as IN 43963 2207 20 the the DT 43963 2207 21 Oldhaven Oldhaven NNP 43963 2207 22 beds bed NNS 43963 2207 23 , , , 43963 2207 24 being be VBG 43963 2207 25 composed compose VBN 43963 2207 26 of of IN 43963 2207 27 coarse coarse JJ 43963 2207 28 pebbles pebble NNS 43963 2207 29 over over IN 43963 2207 30 a a DT 43963 2207 31 fairly fairly RB 43963 2207 32 wide wide JJ 43963 2207 33 district district NN 43963 2207 34 , , , 43963 2207 35 while while IN 43963 2207 36 some some DT 43963 2207 37 of of IN 43963 2207 38 the the DT 43963 2207 39 earlier early JJR 43963 2207 40 Eocene Eocene NNP 43963 2207 41 rocks rock NNS 43963 2207 42 are be VBP 43963 2207 43 estuarine estuarine JJ 43963 2207 44 or or CC 43963 2207 45 fluvio fluvio NN 43963 2207 46 - - HYPH 43963 2207 47 marine marine NN 43963 2207 48 . . . 43963 2208 1 The the DT 43963 2208 2 Eocene Eocene NNP 43963 2208 3 rocks rock NNS 43963 2208 4 of of IN 43963 2208 5 Britain Britain NNP 43963 2208 6 occur occur VBP 43963 2208 7 in in IN 43963 2208 8 four four CD 43963 2208 9 areas area NNS 43963 2208 10 , , , 43963 2208 11 namely namely RB 43963 2208 12 , , , 43963 2208 13 the the DT 43963 2208 14 London London NNP 43963 2208 15 Basin Basin NNP 43963 2208 16 , , , 43963 2208 17 the the DT 43963 2208 18 Hampshire Hampshire NNP 43963 2208 19 Basin Basin NNP 43963 2208 20 , , , 43963 2208 21 the the DT 43963 2208 22 Bovey Bovey NNP 43963 2208 23 Tracey Tracey NNP 43963 2208 24 outlier outlier NN 43963 2208 25 , , , 43963 2208 26 and and CC 43963 2208 27 the the DT 43963 2208 28 north north NN 43963 2208 29 - - HYPH 43963 2208 30 east east NN 43963 2208 31 of of IN 43963 2208 32 Ireland Ireland NNP 43963 2208 33 and and CC 43963 2208 34 western western JJ 43963 2208 35 Isles Isles NNPS 43963 2208 36 of of IN 43963 2208 37 Scotland Scotland NNP 43963 2208 38 . . . 43963 2209 1 The the DT 43963 2209 2 deposits deposit NNS 43963 2209 3 of of IN 43963 2209 4 the the DT 43963 2209 5 three three CD 43963 2209 6 southern southern JJ 43963 2209 7 areas area NNS 43963 2209 8 may may MD 43963 2209 9 be be VB 43963 2209 10 considered consider VBN 43963 2209 11 together together RB 43963 2209 12 , , , 43963 2209 13 and and CC 43963 2209 14 give give VB 43963 2209 15 general general JJ 43963 2209 16 indications indication NNS 43963 2209 17 of of IN 43963 2209 18 an an DT 43963 2209 19 approach approach NN 43963 2209 20 to to IN 43963 2209 21 land land NN 43963 2209 22 when when WRB 43963 2209 23 passing pass VBG 43963 2209 24 westward westward RB 43963 2209 25 . . . 43963 2210 1 The the DT 43963 2210 2 Lower low JJR 43963 2210 3 London London NNP 43963 2210 4 Tertiary Tertiary NNP 43963 2210 5 strata strata NN 43963 2210 6 are be VBP 43963 2210 7 fluvio fluvio NN 43963 2210 8 - - HYPH 43963 2210 9 marine marine NN 43963 2210 10 at at IN 43963 2210 11 the the DT 43963 2210 12 east east JJ 43963 2210 13 end end NN 43963 2210 14 of of IN 43963 2210 15 the the DT 43963 2210 16 London London NNP 43963 2210 17 Basin Basin NNP 43963 2210 18 ; ; : 43963 2210 19 they -PRON- PRP 43963 2210 20 become become VBP 43963 2210 21 shallower shallow JJR 43963 2210 22 water water NN 43963 2210 23 deposits deposit NNS 43963 2210 24 when when WRB 43963 2210 25 traced trace VBN 43963 2210 26 westward westward RB 43963 2210 27 , , , 43963 2210 28 and and CC 43963 2210 29 begin begin VB 43963 2210 30 to to TO 43963 2210 31 disappear disappear VB 43963 2210 32 . . . 43963 2211 1 The the DT 43963 2211 2 London London NNP 43963 2211 3 Clay Clay NNP 43963 2211 4 is be VBZ 43963 2211 5 an an DT 43963 2211 6 estuarine estuarine JJ 43963 2211 7 deposit deposit NN 43963 2211 8 , , , 43963 2211 9 which which WDT 43963 2211 10 is be VBZ 43963 2211 11 generally generally RB 43963 2211 12 supposed suppose VBN 43963 2211 13 to to TO 43963 2211 14 have have VB 43963 2211 15 been be VBN 43963 2211 16 laid lay VBN 43963 2211 17 down down RP 43963 2211 18 at at IN 43963 2211 19 the the DT 43963 2211 20 mouth mouth NN 43963 2211 21 of of IN 43963 2211 22 a a DT 43963 2211 23 large large JJ 43963 2211 24 river river NN 43963 2211 25 flowing flow VBG 43963 2211 26 from from IN 43963 2211 27 the the DT 43963 2211 28 west west NN 43963 2211 29 . . . 43963 2212 1 It -PRON- PRP 43963 2212 2 is be VBZ 43963 2212 3 absent absent JJ 43963 2212 4 in in IN 43963 2212 5 the the DT 43963 2212 6 Bovey Bovey NNP 43963 2212 7 Tracey Tracey NNP 43963 2212 8 outlier outlier NN 43963 2212 9 . . . 43963 2213 1 Local local JJ 43963 2213 2 disturbances disturbance NNS 43963 2213 3 caused cause VBD 43963 2213 4 the the DT 43963 2213 5 existence existence NN 43963 2213 6 of of IN 43963 2213 7 a a DT 43963 2213 8 shallow shallow JJ 43963 2213 9 water water NN 43963 2213 10 region region NN 43963 2213 11 in in IN 43963 2213 12 the the DT 43963 2213 13 east east NN 43963 2213 14 during during IN 43963 2213 15 the the DT 43963 2213 16 deposition deposition NN 43963 2213 17 of of IN 43963 2213 18 the the DT 43963 2213 19 Middle Middle NNP 43963 2213 20 and and CC 43963 2213 21 Upper Upper NNP 43963 2213 22 Eocene Eocene NNP 43963 2213 23 deposits deposit NNS 43963 2213 24 , , , 43963 2213 25 and and CC 43963 2213 26 accordingly accordingly RB 43963 2213 27 the the DT 43963 2213 28 well well RB 43963 2213 29 - - HYPH 43963 2213 30 marked mark VBN 43963 2213 31 marine marine JJ 43963 2213 32 deposits deposit NNS 43963 2213 33 which which WDT 43963 2213 34 form form VBP 43963 2213 35 the the DT 43963 2213 36 representatives representative NNS 43963 2213 37 of of IN 43963 2213 38 these these DT 43963 2213 39 divisions division NNS 43963 2213 40 in in IN 43963 2213 41 Hampshire Hampshire NNP 43963 2213 42 are be VBP 43963 2213 43 replaced replace VBN 43963 2213 44 by by IN 43963 2213 45 the the DT 43963 2213 46 Bagshot Bagshot NNP 43963 2213 47 beds bed NNS 43963 2213 48 of of IN 43963 2213 49 the the DT 43963 2213 50 London London NNP 43963 2213 51 Basin Basin NNP 43963 2213 52 , , , 43963 2213 53 consisting consist VBG 43963 2213 54 chiefly chiefly RB 43963 2213 55 of of IN 43963 2213 56 coarse coarse JJ 43963 2213 57 mechanical mechanical JJ 43963 2213 58 sediments sediment NNS 43963 2213 59 with with IN 43963 2213 60 a a DT 43963 2213 61 poor poor JJ 43963 2213 62 marine marine JJ 43963 2213 63 fauna fauna NNS 43963 2213 64 , , , 43963 2213 65 but but CC 43963 2213 66 even even RB 43963 2213 67 in in IN 43963 2213 68 the the DT 43963 2213 69 west west JJ 43963 2213 70 shallow shallow JJ 43963 2213 71 water water NN 43963 2213 72 prevailed prevail VBD 43963 2213 73 at at IN 43963 2213 74 times time NNS 43963 2213 75 during during IN 43963 2213 76 the the DT 43963 2213 77 accumulation accumulation NN 43963 2213 78 of of IN 43963 2213 79 various various JJ 43963 2213 80 plant plant NN 43963 2213 81 - - HYPH 43963 2213 82 bearing bear VBG 43963 2213 83 strata strata NN 43963 2213 84 . . . 43963 2214 1 The the DT 43963 2214 2 Middle Middle NNP 43963 2214 3 Eocene Eocene NNP 43963 2214 4 beds bed NNS 43963 2214 5 only only RB 43963 2214 6 are be VBP 43963 2214 7 found find VBN 43963 2214 8 in in IN 43963 2214 9 the the DT 43963 2214 10 Bovey Bovey NNP 43963 2214 11 Tracey Tracey NNP 43963 2214 12 outlier outlier NN 43963 2214 13 , , , 43963 2214 14 though though IN 43963 2214 15 the the DT 43963 2214 16 Upper Upper NNP 43963 2214 17 Eocene Eocene NNP 43963 2214 18 beds bed NNS 43963 2214 19 may may MD 43963 2214 20 originally originally RB 43963 2214 21 have have VB 43963 2214 22 been be VBN 43963 2214 23 laid lay VBN 43963 2214 24 down down RP 43963 2214 25 in in IN 43963 2214 26 that that DT 43963 2214 27 area area NN 43963 2214 28 , , , 43963 2214 29 and and CC 43963 2214 30 subsequently subsequently RB 43963 2214 31 denuded denude VBD 43963 2214 32 . . . 43963 2215 1 The the DT 43963 2215 2 fourth fourth JJ 43963 2215 3 area area NN 43963 2215 4 displays display VBZ 43963 2215 5 a a DT 43963 2215 6 very very RB 43963 2215 7 different different JJ 43963 2215 8 succession succession NN 43963 2215 9 of of IN 43963 2215 10 Eocene Eocene NNP 43963 2215 11 strata strata NN 43963 2215 12 , , , 43963 2215 13 and and CC 43963 2215 14 one one CD 43963 2215 15 of of IN 43963 2215 16 extreme extreme JJ 43963 2215 17 interest interest NN 43963 2215 18 . . . 43963 2216 1 Mechanical mechanical JJ 43963 2216 2 sediments sediment NNS 43963 2216 3 and and CC 43963 2216 4 plant plant NN 43963 2216 5 - - HYPH 43963 2216 6 bearing bearing NN 43963 2216 7 clays clay NNS 43963 2216 8 and and CC 43963 2216 9 lignites lignite NNS 43963 2216 10 alternate alternate JJ 43963 2216 11 with with IN 43963 2216 12 a a DT 43963 2216 13 vast vast JJ 43963 2216 14 accumulation accumulation NN 43963 2216 15 of of IN 43963 2216 16 basaltic basaltic JJ 43963 2216 17 lavas lavas NNP 43963 2216 18 , , , 43963 2216 19 indicating indicate VBG 43963 2216 20 the the DT 43963 2216 21 outbreak outbreak NN 43963 2216 22 of of IN 43963 2216 23 the the DT 43963 2216 24 volcanic volcanic JJ 43963 2216 25 forces force NNS 43963 2216 26 in in IN 43963 2216 27 the the DT 43963 2216 28 British british JJ 43963 2216 29 area area NN 43963 2216 30 , , , 43963 2216 31 after after IN 43963 2216 32 a a DT 43963 2216 33 period period NN 43963 2216 34 of of IN 43963 2216 35 quiescence quiescence NN 43963 2216 36 which which WDT 43963 2216 37 lasted last VBD 43963 2216 38 through through IN 43963 2216 39 the the DT 43963 2216 40 greater great JJR 43963 2216 41 part part NN 43963 2216 42 of of IN 43963 2216 43 Mesozoic Mesozoic NNP 43963 2216 44 times time NNS 43963 2216 45 . . . 43963 2217 1 The the DT 43963 2217 2 region region NN 43963 2217 3 in in IN 43963 2217 4 which which WDT 43963 2217 5 these these DT 43963 2217 6 lavas lava NNS 43963 2217 7 were be VBD 43963 2217 8 poured pour VBN 43963 2217 9 out out RP 43963 2217 10 was be VBD 43963 2217 11 probably probably RB 43963 2217 12 a a DT 43963 2217 13 land land NN 43963 2217 14 area area NN 43963 2217 15 during during IN 43963 2217 16 the the DT 43963 2217 17 greater great JJR 43963 2217 18 part part NN 43963 2217 19 of of IN 43963 2217 20 the the DT 43963 2217 21 period period NN 43963 2217 22 of of IN 43963 2217 23 volcanic volcanic JJ 43963 2217 24 activity activity NN 43963 2217 25 , , , 43963 2217 26 but but CC 43963 2217 27 the the DT 43963 2217 28 horizontal horizontal JJ 43963 2217 29 lie lie NN 43963 2217 30 of of IN 43963 2217 31 the the DT 43963 2217 32 lava lava NN 43963 2217 33 flows flow VBZ 43963 2217 34 and and CC 43963 2217 35 their -PRON- PRP$ 43963 2217 36 wide wide JJ 43963 2217 37 extent extent NN 43963 2217 38 indicate indicate VBP 43963 2217 39 the the DT 43963 2217 40 existence existence NN 43963 2217 41 of of IN 43963 2217 42 a a DT 43963 2217 43 flat flat JJ 43963 2217 44 tract tract NN 43963 2217 45 of of IN 43963 2217 46 country country NN 43963 2217 47 , , , 43963 2217 48 gradually gradually RB 43963 2217 49 raised raise VBD 43963 2217 50 into into IN 43963 2217 51 a a DT 43963 2217 52 plateau plateau NN 43963 2217 53 by by IN 43963 2217 54 the the DT 43963 2217 55 accumulation accumulation NN 43963 2217 56 of of IN 43963 2217 57 sheet sheet NN 43963 2217 58 over over IN 43963 2217 59 sheet sheet NN 43963 2217 60 of of IN 43963 2217 61 basalt basalt NN 43963 2217 62 . . . 43963 2218 1 How how WRB 43963 2218 2 far far RB 43963 2218 3 this this DT 43963 2218 4 plateau plateau NN 43963 2218 5 extended extend VBD 43963 2218 6 it -PRON- PRP 43963 2218 7 is be VBZ 43963 2218 8 impossible impossible JJ 43963 2218 9 to to TO 43963 2218 10 say say VB 43963 2218 11 . . . 43963 2219 1 The the DT 43963 2219 2 distribution distribution NN 43963 2219 3 of of IN 43963 2219 4 the the DT 43963 2219 5 lavas lavas NN 43963 2219 6 at at IN 43963 2219 7 the the DT 43963 2219 8 present present JJ 43963 2219 9 day day NN 43963 2219 10 is be VBZ 43963 2219 11 somewhat somewhat RB 43963 2219 12 limited limited JJ 43963 2219 13 in in IN 43963 2219 14 our -PRON- PRP$ 43963 2219 15 isles isle NNS 43963 2219 16 , , , 43963 2219 17 but but CC 43963 2219 18 there there EX 43963 2219 19 is be VBZ 43963 2219 20 no no DT 43963 2219 21 sign sign NN 43963 2219 22 of of IN 43963 2219 23 dying die VBG 43963 2219 24 out out RP 43963 2219 25 at at IN 43963 2219 26 the the DT 43963 2219 27 present present JJ 43963 2219 28 margins margin NNS 43963 2219 29 of of IN 43963 2219 30 the the DT 43963 2219 31 accumulations accumulation NNS 43963 2219 32 , , , 43963 2219 33 and and CC 43963 2219 34 they -PRON- PRP 43963 2219 35 have have VBP 43963 2219 36 probably probably RB 43963 2219 37 escaped escape VBN 43963 2219 38 denudation denudation NN 43963 2219 39 in in IN 43963 2219 40 these these DT 43963 2219 41 regions region NNS 43963 2219 42 , , , 43963 2219 43 as as IN 43963 2219 44 maintained maintain VBN 43963 2219 45 by by IN 43963 2219 46 Professor Professor NNP 43963 2219 47 Judd Judd NNP 43963 2219 48 , , , 43963 2219 49 on on IN 43963 2219 50 account account NN 43963 2219 51 of of IN 43963 2219 52 the the DT 43963 2219 53 faults fault NNS 43963 2219 54 which which WDT 43963 2219 55 have have VBP 43963 2219 56 depressed depress VBN 43963 2219 57 them -PRON- PRP 43963 2219 58 , , , 43963 2219 59 while while IN 43963 2219 60 the the DT 43963 2219 61 portions portion NNS 43963 2219 62 which which WDT 43963 2219 63 were be VBD 43963 2219 64 not not RB 43963 2219 65 depressed depressed JJ 43963 2219 66 have have VBP 43963 2219 67 been be VBN 43963 2219 68 removed remove VBN 43963 2219 69 by by IN 43963 2219 70 denudation denudation NN 43963 2219 71 . . . 43963 2220 1 Two two CD 43963 2220 2 views view NNS 43963 2220 3 as as IN 43963 2220 4 to to IN 43963 2220 5 the the DT 43963 2220 6 origin origin NN 43963 2220 7 of of IN 43963 2220 8 the the DT 43963 2220 9 lavas lavas NN 43963 2220 10 have have VBP 43963 2220 11 been be VBN 43963 2220 12 put put VBN 43963 2220 13 forward forward RB 43963 2220 14 : : : 43963 2220 15 according accord VBG 43963 2220 16 to to IN 43963 2220 17 Prof. Prof. NNP 43963 2220 18 Judd Judd NNP 43963 2220 19 , , , 43963 2220 20 they -PRON- PRP 43963 2220 21 were be VBD 43963 2220 22 poured pour VBN 43963 2220 23 forth forth RB 43963 2220 24 from from IN 43963 2220 25 gigantic gigantic JJ 43963 2220 26 volcanoes volcano NNS 43963 2220 27 , , , 43963 2220 28 while while IN 43963 2220 29 Sir Sir NNP 43963 2220 30 A. A. NNP 43963 2220 31 Geikie Geikie NNP 43963 2220 32 maintains maintain VBZ 43963 2220 33 that that IN 43963 2220 34 they -PRON- PRP 43963 2220 35 represent represent VBP 43963 2220 36 portions portion NNS 43963 2220 37 of of IN 43963 2220 38 massive massive JJ 43963 2220 39 or or CC 43963 2220 40 fissure fissure NN 43963 2220 41 eruptions eruption NNS 43963 2220 42 , , , 43963 2220 43 the the DT 43963 2220 44 molten molten JJ 43963 2220 45 rock rock NN 43963 2220 46 having have VBG 43963 2220 47 welled well VBN 43963 2220 48 out out RP 43963 2220 49 from from IN 43963 2220 50 great great JJ 43963 2220 51 cracks crack NNS 43963 2220 52 in in IN 43963 2220 53 the the DT 43963 2220 54 earth earth NN 43963 2220 55 , , , 43963 2220 56 which which WDT 43963 2220 57 are be VBP 43963 2220 58 now now RB 43963 2220 59 filled fill VBN 43963 2220 60 by by IN 43963 2220 61 once once RB 43963 2220 62 molten molten JJ 43963 2220 63 rock rock NN 43963 2220 64 in in IN 43963 2220 65 the the DT 43963 2220 66 form form NN 43963 2220 67 of of IN 43963 2220 68 dykes dyke NNS 43963 2220 69 . . . 43963 2221 1 As as IN 43963 2221 2 these these DT 43963 2221 3 dykes dyke NNS 43963 2221 4 extend extend VB 43963 2221 5 far far RB 43963 2221 6 away away RB 43963 2221 7 from from IN 43963 2221 8 the the DT 43963 2221 9 present present JJ 43963 2221 10 volcanic volcanic JJ 43963 2221 11 plateau plateau NN 43963 2221 12 , , , 43963 2221 13 one one CD 43963 2221 14 actually actually RB 43963 2221 15 extending extend VBG 43963 2221 16 to to IN 43963 2221 17 the the DT 43963 2221 18 Yorkshire Yorkshire NNP 43963 2221 19 coast coast NN 43963 2221 20 , , , 43963 2221 21 we -PRON- PRP 43963 2221 22 may may MD 43963 2221 23 well well RB 43963 2221 24 believe believe VB 43963 2221 25 , , , 43963 2221 26 whatever whatever WDT 43963 2221 27 was be VBD 43963 2221 28 the the DT 43963 2221 29 origin origin NN 43963 2221 30 of of IN 43963 2221 31 the the DT 43963 2221 32 sheets sheet NNS 43963 2221 33 of of IN 43963 2221 34 lava lava NN 43963 2221 35 , , , 43963 2221 36 that that IN 43963 2221 37 they -PRON- PRP 43963 2221 38 were be VBD 43963 2221 39 formerly formerly RB 43963 2221 40 spread spread VBN 43963 2221 41 far far RB 43963 2221 42 away away RB 43963 2221 43 from from IN 43963 2221 44 their -PRON- PRP$ 43963 2221 45 present present JJ 43963 2221 46 terminations[104 terminations[104 NN 43963 2221 47 ] ] -RRB- 43963 2221 48 . . . 43963 2222 1 Without without IN 43963 2222 2 entering enter VBG 43963 2222 3 here here RB 43963 2222 4 into into IN 43963 2222 5 a a DT 43963 2222 6 discussion discussion NN 43963 2222 7 of of IN 43963 2222 8 the the DT 43963 2222 9 exact exact JJ 43963 2222 10 nature nature NN 43963 2222 11 of of IN 43963 2222 12 extrusion extrusion NN 43963 2222 13 of of IN 43963 2222 14 these these DT 43963 2222 15 igneous igneous JJ 43963 2222 16 sheets sheet NNS 43963 2222 17 , , , 43963 2222 18 it -PRON- PRP 43963 2222 19 will will MD 43963 2222 20 suffice suffice VB 43963 2222 21 to to TO 43963 2222 22 say say VB 43963 2222 23 that that IN 43963 2222 24 all all PDT 43963 2222 25 the the DT 43963 2222 26 evidence evidence NN 43963 2222 27 points point VBZ 43963 2222 28 to to IN 43963 2222 29 the the DT 43963 2222 30 formation formation NN 43963 2222 31 of of IN 43963 2222 32 extensive extensive JJ 43963 2222 33 plateaux plateaux NN 43963 2222 34 , , , 43963 2222 35 which which WDT 43963 2222 36 must must MD 43963 2222 37 have have VB 43963 2222 38 presented present VBN 43963 2222 39 a a DT 43963 2222 40 fairly fairly RB 43963 2222 41 uniform uniform JJ 43963 2222 42 surface surface NN 43963 2222 43 , , , 43963 2222 44 similar similar JJ 43963 2222 45 to to IN 43963 2222 46 that that DT 43963 2222 47 which which WDT 43963 2222 48 is be VBZ 43963 2222 49 still still RB 43963 2222 50 found find VBN 43963 2222 51 characterising characterise VBG 43963 2222 52 the the DT 43963 2222 53 volcanic volcanic JJ 43963 2222 54 districts district NNS 43963 2222 55 of of IN 43963 2222 56 the the DT 43963 2222 57 western western JJ 43963 2222 58 territories territory NNS 43963 2222 59 of of IN 43963 2222 60 North North NNP 43963 2222 61 America America NNP 43963 2222 62 . . . 43963 2223 1 [ [ -LRB- 43963 2223 2 Footnote Footnote NNP 43963 2223 3 104 104 CD 43963 2223 4 : : : 43963 2223 5 Prof. Prof. NNP 43963 2223 6 Judd Judd NNP 43963 2223 7 's 's POS 43963 2223 8 views view NNS 43963 2223 9 will will MD 43963 2223 10 be be VB 43963 2223 11 found find VBN 43963 2223 12 in in IN 43963 2223 13 a a DT 43963 2223 14 series series NN 43963 2223 15 of of IN 43963 2223 16 papers paper NNS 43963 2223 17 by by IN 43963 2223 18 him -PRON- PRP 43963 2223 19 on on IN 43963 2223 20 the the DT 43963 2223 21 " " `` 43963 2223 22 Secondary Secondary NNP 43963 2223 23 Rocks Rocks NNPS 43963 2223 24 of of IN 43963 2223 25 Scotland Scotland NNP 43963 2223 26 , , , 43963 2223 27 " " '' 43963 2223 28 _ _ NNP 43963 2223 29 Quart Quart NNP 43963 2223 30 . . . 43963 2224 1 Journ Journ NNP 43963 2224 2 . . . 43963 2225 1 Geol Geol NNP 43963 2225 2 . . . 43963 2226 1 Soc Soc NNP 43963 2226 2 . . . 43963 2226 3 _ _ NNP 43963 2226 4 , , , 43963 2226 5 vol vol NNP 43963 2226 6 . . . 43963 2227 1 XXIX XXIX NNP 43963 2227 2 . . . 43963 2228 1 p. p. NN 43963 2228 2 95 95 CD 43963 2228 3 , , , 43963 2228 4 XXX XXX NNP 43963 2228 5 . . . 43963 2229 1 p. p. NN 43963 2229 2 220 220 CD 43963 2229 3 , , , 43963 2229 4 XXXIV XXXIV NNP 43963 2229 5 . . . 43963 2230 1 p. p. NN 43963 2230 2 660 660 CD 43963 2230 3 , , , 43963 2230 4 while while IN 43963 2230 5 Sir Sir NNP 43963 2230 6 A. A. NNP 43963 2230 7 Geikie Geikie NNP 43963 2230 8 's 's POS 43963 2230 9 explanation explanation NN 43963 2230 10 is be VBZ 43963 2230 11 advanced advance VBN 43963 2230 12 in in IN 43963 2230 13 a a DT 43963 2230 14 paper paper NN 43963 2230 15 in in IN 43963 2230 16 the the DT 43963 2230 17 _ _ NNP 43963 2230 18 Transactions Transactions NNPS 43963 2230 19 of of IN 43963 2230 20 the the DT 43963 2230 21 Royal Royal NNP 43963 2230 22 Society Society NNP 43963 2230 23 of of IN 43963 2230 24 Edinburgh Edinburgh NNP 43963 2230 25 _ _ NNP 43963 2230 26 , , , 43963 2230 27 vol vol NNP 43963 2230 28 . . . 43963 2231 1 XXXV XXXV NNP 43963 2231 2 . . . 43963 2232 1 ; ; : 43963 2232 2 see see VB 43963 2232 3 also also RB 43963 2232 4 the the DT 43963 2232 5 same same JJ 43963 2232 6 author author NN 43963 2232 7 's 's POS 43963 2232 8 _ _ NNP 43963 2232 9 Ancient Ancient NNP 43963 2232 10 Volcanoes Volcanoes NNPS 43963 2232 11 of of IN 43963 2232 12 Great Great NNP 43963 2232 13 Britain Britain NNP 43963 2232 14 _ _ NNP 43963 2232 15 . . . 43963 2232 16 ] ] -RRB- 43963 2233 1 The the DT 43963 2233 2 Eocene Eocene NNP 43963 2233 3 rocks rock NNS 43963 2233 4 of of IN 43963 2233 5 the the DT 43963 2233 6 north north NN 43963 2233 7 - - HYPH 43963 2233 8 west west NN 43963 2233 9 of of IN 43963 2233 10 Europe Europe NNP 43963 2233 11 possess possess VBP 43963 2233 12 characters character NNS 43963 2233 13 very very RB 43963 2233 14 similar similar JJ 43963 2233 15 to to IN 43963 2233 16 those those DT 43963 2233 17 of of IN 43963 2233 18 the the DT 43963 2233 19 south south NN 43963 2233 20 of of IN 43963 2233 21 England England NNP 43963 2233 22 , , , 43963 2233 23 and and CC 43963 2233 24 there there EX 43963 2233 25 are be VBP 43963 2233 26 indications indication NNS 43963 2233 27 that that IN 43963 2233 28 the the DT 43963 2233 29 northern northern NNP 43963 2233 30 gulf gulf NNP 43963 2233 31 had have VBD 43963 2233 32 diminished diminish VBN 43963 2233 33 in in IN 43963 2233 34 extent extent NN 43963 2233 35 towards towards IN 43963 2233 36 the the DT 43963 2233 37 east east NN 43963 2233 38 as as RB 43963 2233 39 well well RB 43963 2233 40 as as IN 43963 2233 41 towards towards IN 43963 2233 42 the the DT 43963 2233 43 west west NN 43963 2233 44 . . . 43963 2234 1 Passing pass VBG 43963 2234 2 to to IN 43963 2234 3 southern southern JJ 43963 2234 4 Europe Europe NNP 43963 2234 5 , , , 43963 2234 6 Central Central NNP 43963 2234 7 Asia Asia NNP 43963 2234 8 and and CC 43963 2234 9 northern northern JJ 43963 2234 10 Africa Africa NNP 43963 2234 11 , , , 43963 2234 12 we -PRON- PRP 43963 2234 13 find find VBP 43963 2234 14 the the DT 43963 2234 15 conditions condition NNS 43963 2234 16 of of IN 43963 2234 17 Cretaceous cretaceous JJ 43963 2234 18 times time NNS 43963 2234 19 reproduced reproduce VBD 43963 2234 20 , , , 43963 2234 21 and and CC 43963 2234 22 an an DT 43963 2234 23 extensive extensive JJ 43963 2234 24 series series NN 43963 2234 25 of of IN 43963 2234 26 marine marine JJ 43963 2234 27 deposits deposit NNS 43963 2234 28 extends extend VBZ 43963 2234 29 very very RB 43963 2234 30 widely widely RB 43963 2234 31 over over IN 43963 2234 32 these these DT 43963 2234 33 regions region NNS 43963 2234 34 , , , 43963 2234 35 the the DT 43963 2234 36 most most RBS 43963 2234 37 persistent persistent JJ 43963 2234 38 deposit deposit NN 43963 2234 39 being be VBG 43963 2234 40 a a DT 43963 2234 41 mass mass NN 43963 2234 42 of of IN 43963 2234 43 limestone limestone NN 43963 2234 44 of of IN 43963 2234 45 Middle Middle NNP 43963 2234 46 Eocene Eocene NNP 43963 2234 47 age age NN 43963 2234 48 , , , 43963 2234 49 which which WDT 43963 2234 50 is be VBZ 43963 2234 51 almost almost RB 43963 2234 52 entirely entirely RB 43963 2234 53 composed compose VBN 43963 2234 54 of of IN 43963 2234 55 the the DT 43963 2234 56 tests test NNS 43963 2234 57 of of IN 43963 2234 58 Nummulites Nummulites NNPS 43963 2234 59 , , , 43963 2234 60 whence whence NN 43963 2234 61 the the DT 43963 2234 62 development development NN 43963 2234 63 is be VBZ 43963 2234 64 known know VBN 43963 2234 65 as as IN 43963 2234 66 the the DT 43963 2234 67 Nummulitic Nummulitic NNP 43963 2234 68 Limestone Limestone NNP 43963 2234 69 facies facie VBZ 43963 2234 70 , , , 43963 2234 71 and and CC 43963 2234 72 we -PRON- PRP 43963 2234 73 may may MD 43963 2234 74 speak speak VB 43963 2234 75 of of IN 43963 2234 76 the the DT 43963 2234 77 ocean ocean NN 43963 2234 78 as as IN 43963 2234 79 the the DT 43963 2234 80 Nummulitic Nummulitic NNP 43963 2234 81 Limestone Limestone NNP 43963 2234 82 Sea Sea NNP 43963 2234 83 . . . 43963 2235 1 The the DT 43963 2235 2 incoming incoming NN 43963 2235 3 of of IN 43963 2235 4 shallow shallow JJ 43963 2235 5 water water NN 43963 2235 6 conditions condition NNS 43963 2235 7 marked mark VBN 43963 2235 8 by by IN 43963 2235 9 accumulation accumulation NN 43963 2235 10 of of IN 43963 2235 11 coarse coarse JJ 43963 2235 12 mechanical mechanical JJ 43963 2235 13 sediments sediment NNS 43963 2235 14 towards towards IN 43963 2235 15 the the DT 43963 2235 16 end end NN 43963 2235 17 of of IN 43963 2235 18 the the DT 43963 2235 19 Eocene Eocene NNP 43963 2235 20 period period NN 43963 2235 21 in in IN 43963 2235 22 some some DT 43963 2235 23 parts part NNS 43963 2235 24 of of IN 43963 2235 25 the the DT 43963 2235 26 southern southern JJ 43963 2235 27 European european JJ 43963 2235 28 area area NN 43963 2235 29 indicates indicate VBZ 43963 2235 30 the the DT 43963 2235 31 setting setting NN 43963 2235 32 in in RP 43963 2235 33 , , , 43963 2235 34 even even RB 43963 2235 35 then then RB 43963 2235 36 , , , 43963 2235 37 of of IN 43963 2235 38 those those DT 43963 2235 39 continental continental JJ 43963 2235 40 conditions condition NNS 43963 2235 41 which which WDT 43963 2235 42 culminated culminate VBD 43963 2235 43 during during IN 43963 2235 44 the the DT 43963 2235 45 Miocene miocene JJ 43963 2235 46 period period NN 43963 2235 47 . . . 43963 2236 1 In in IN 43963 2236 2 North North NNP 43963 2236 3 America America NNP 43963 2236 4 we -PRON- PRP 43963 2236 5 get get VBP 43963 2236 6 similar similar JJ 43963 2236 7 evidence evidence NN 43963 2236 8 of of IN 43963 2236 9 the the DT 43963 2236 10 contractions contraction NNS 43963 2236 11 of of IN 43963 2236 12 the the DT 43963 2236 13 oceans ocean NNS 43963 2236 14 which which WDT 43963 2236 15 in in IN 43963 2236 16 Mesozoic Mesozoic NNP 43963 2236 17 times time NNS 43963 2236 18 occupied occupy VBD 43963 2236 19 large large JJ 43963 2236 20 expanses expanse NNS 43963 2236 21 of of IN 43963 2236 22 our -PRON- PRP$ 43963 2236 23 present present JJ 43963 2236 24 continents continent NNS 43963 2236 25 . . . 43963 2237 1 The the DT 43963 2237 2 climatic climatic JJ 43963 2237 3 conditions condition NNS 43963 2237 4 of of IN 43963 2237 5 Eocene Eocene NNP 43963 2237 6 times time NNS 43963 2237 7 have have VBP 43963 2237 8 been be VBN 43963 2237 9 noticed notice VBN 43963 2237 10 in in IN 43963 2237 11 passing pass VBG 43963 2237 12 in in RP 43963 2237 13 chapter chapter NN 43963 2237 14 IX IX NNP 43963 2237 15 . . . 43963 2237 16 , , , 43963 2237 17 and and CC 43963 2237 18 evidence evidence NN 43963 2237 19 was be VBD 43963 2237 20 given give VBN 43963 2237 21 to to TO 43963 2237 22 prove prove VB 43963 2237 23 the the DT 43963 2237 24 prevalence prevalence NN 43963 2237 25 of of IN 43963 2237 26 a a DT 43963 2237 27 warmer warm JJR 43963 2237 28 climate climate NN 43963 2237 29 over over IN 43963 2237 30 the the DT 43963 2237 31 British british JJ 43963 2237 32 area area NN 43963 2237 33 than than IN 43963 2237 34 that that DT 43963 2237 35 which which WDT 43963 2237 36 now now RB 43963 2237 37 exists exist VBZ 43963 2237 38 . . . 43963 2238 1 A a DT 43963 2238 2 study study NN 43963 2238 3 of of IN 43963 2238 4 the the DT 43963 2238 5 floras flora NNS 43963 2238 6 of of IN 43963 2238 7 various various JJ 43963 2238 8 parts part NNS 43963 2238 9 of of IN 43963 2238 10 the the DT 43963 2238 11 northern northern JJ 43963 2238 12 hemisphere hemisphere NNP 43963 2238 13 suggests suggest VBZ 43963 2238 14 that that IN 43963 2238 15 climatic climatic JJ 43963 2238 16 zones zone NNS 43963 2238 17 , , , 43963 2238 18 whose whose WP$ 43963 2238 19 lines line NNS 43963 2238 20 of of IN 43963 2238 21 demarcation demarcation NN 43963 2238 22 ran run VBD 43963 2238 23 practically practically RB 43963 2238 24 parallel parallel JJ 43963 2238 25 with with IN 43963 2238 26 the the DT 43963 2238 27 Equator equator NN 43963 2238 28 , , , 43963 2238 29 existed exist VBD 43963 2238 30 in in IN 43963 2238 31 Eocene Eocene NNP 43963 2238 32 times time NNS 43963 2238 33 also also RB 43963 2238 34 , , , 43963 2238 35 though though IN 43963 2238 36 further further JJ 43963 2238 37 information information NN 43963 2238 38 upon upon IN 43963 2238 39 this this DT 43963 2238 40 subject subject NN 43963 2238 41 is be VBZ 43963 2238 42 desirable desirable JJ 43963 2238 43 . . . 43963 2239 1 _ _ NNP 43963 2239 2 The the DT 43963 2239 3 Eocene Eocene NNP 43963 2239 4 flora flora NNS 43963 2239 5 and and CC 43963 2239 6 fauna fauna NNS 43963 2239 7 . . . 43963 2239 8 _ _ NNP 43963 2239 9 The the DT 43963 2239 10 flora flora NNS 43963 2239 11 of of IN 43963 2239 12 prevalent prevalent JJ 43963 2239 13 dicotyledonous dicotyledonous JJ 43963 2239 14 angiosperms angiosperm NNS 43963 2239 15 , , , 43963 2239 16 which which WDT 43963 2239 17 appeared appear VBD 43963 2239 18 in in IN 43963 2239 19 Upper Upper NNP 43963 2239 20 Cretaceous Cretaceous NNP 43963 2239 21 times time NNS 43963 2239 22 , , , 43963 2239 23 also also RB 43963 2239 24 marks mark VBZ 43963 2239 25 the the DT 43963 2239 26 Eocene Eocene NNP 43963 2239 27 and and CC 43963 2239 28 later later JJ 43963 2239 29 deposits deposit NNS 43963 2239 30 , , , 43963 2239 31 but but CC 43963 2239 32 a a DT 43963 2239 33 study study NN 43963 2239 34 of of IN 43963 2239 35 the the DT 43963 2239 36 floras flora NNS 43963 2239 37 indicates indicate VBZ 43963 2239 38 that that IN 43963 2239 39 the the DT 43963 2239 40 differentiation differentiation NN 43963 2239 41 which which WDT 43963 2239 42 now now RB 43963 2239 43 marks mark VBZ 43963 2239 44 off off RP 43963 2239 45 the the DT 43963 2239 46 floras flora NNS 43963 2239 47 of of IN 43963 2239 48 different different JJ 43963 2239 49 areas area NNS 43963 2239 50 from from IN 43963 2239 51 one one CD 43963 2239 52 another another DT 43963 2239 53 had have VBD 43963 2239 54 not not RB 43963 2239 55 occurred occur VBN 43963 2239 56 to to IN 43963 2239 57 so so RB 43963 2239 58 great great JJ 43963 2239 59 an an DT 43963 2239 60 extent extent NN 43963 2239 61 as as IN 43963 2239 62 at at IN 43963 2239 63 the the DT 43963 2239 64 present present JJ 43963 2239 65 time time NN 43963 2239 66 . . . 43963 2240 1 The the DT 43963 2240 2 existence existence NN 43963 2240 3 of of IN 43963 2240 4 a a DT 43963 2240 5 rich rich JJ 43963 2240 6 flora flora NNS 43963 2240 7 in in IN 43963 2240 8 the the DT 43963 2240 9 Eocene Eocene NNP 43963 2240 10 beds bed NNS 43963 2240 11 of of IN 43963 2240 12 circumpolar circumpolar JJ 43963 2240 13 regions region NNS 43963 2240 14 in in IN 43963 2240 15 the the DT 43963 2240 16 northern northern JJ 43963 2240 17 hemisphere hemisphere NN 43963 2240 18 should should MD 43963 2240 19 be be VB 43963 2240 20 noted note VBN 43963 2240 21 , , , 43963 2240 22 though though IN 43963 2240 23 perhaps perhaps RB 43963 2240 24 its -PRON- PRP$ 43963 2240 25 importance importance NN 43963 2240 26 has have VBZ 43963 2240 27 been be VBN 43963 2240 28 somewhat somewhat RB 43963 2240 29 exaggerated exaggerated JJ 43963 2240 30 . . . 43963 2241 1 The the DT 43963 2241 2 invertebrate invertebrate JJ 43963 2241 3 fauna fauna NN 43963 2241 4 shows show VBZ 43963 2241 5 an an DT 43963 2241 6 approximation approximation NN 43963 2241 7 to to IN 43963 2241 8 that that DT 43963 2241 9 of of IN 43963 2241 10 the the DT 43963 2241 11 present present JJ 43963 2241 12 day day NN 43963 2241 13 . . . 43963 2242 1 The the DT 43963 2242 2 remarkable remarkable JJ 43963 2242 3 ammonite ammonite JJ 43963 2242 4 fauna fauna NNS 43963 2242 5 of of IN 43963 2242 6 Mesozoic Mesozoic NNP 43963 2242 7 times time NNS 43963 2242 8 has have VBZ 43963 2242 9 disappeared disappear VBN 43963 2242 10 , , , 43963 2242 11 and and CC 43963 2242 12 gastropods gastropod NNS 43963 2242 13 and and CC 43963 2242 14 lamellibranchs lamellibranchs NNPS 43963 2242 15 predominate predominate NN 43963 2242 16 , , , 43963 2242 17 many many JJ 43963 2242 18 of of IN 43963 2242 19 the the DT 43963 2242 20 forms form NNS 43963 2242 21 belonging belong VBG 43963 2242 22 to to IN 43963 2242 23 existing exist VBG 43963 2242 24 genera genera NN 43963 2242 25 , , , 43963 2242 26 though though IN 43963 2242 27 very very RB 43963 2242 28 rarely rarely RB 43963 2242 29 to to IN 43963 2242 30 existing exist VBG 43963 2242 31 species specie NNS 43963 2242 32 . . . 43963 2243 1 The the DT 43963 2243 2 Nummulites Nummulites NNPS 43963 2243 3 are be VBP 43963 2243 4 the the DT 43963 2243 5 most most RBS 43963 2243 6 characteristic characteristic JJ 43963 2243 7 Eocene Eocene NNP 43963 2243 8 fossils fossil NNS 43963 2243 9 , , , 43963 2243 10 and and CC 43963 2243 11 the the DT 43963 2243 12 period period NN 43963 2243 13 may may MD 43963 2243 14 be be VB 43963 2243 15 spoken speak VBN 43963 2243 16 of of IN 43963 2243 17 as as IN 43963 2243 18 the the DT 43963 2243 19 Nummulitic Nummulitic NNP 43963 2243 20 Period Period NNP 43963 2243 21 , , , 43963 2243 22 though though IN 43963 2243 23 it -PRON- PRP 43963 2243 24 is be VBZ 43963 2243 25 now now RB 43963 2243 26 known know VBN 43963 2243 27 that that IN 43963 2243 28 Nummulites Nummulites NNPS 43963 2243 29 are be VBP 43963 2243 30 not not RB 43963 2243 31 confined confine VBN 43963 2243 32 to to IN 43963 2243 33 the the DT 43963 2243 34 Eocene Eocene NNP 43963 2243 35 strata strata NN 43963 2243 36 . . . 43963 2244 1 The the DT 43963 2244 2 vertebrate vertebrate NN 43963 2244 3 fauna fauna NN 43963 2244 4 is be VBZ 43963 2244 5 very very RB 43963 2244 6 noteworthy noteworthy JJ 43963 2244 7 . . . 43963 2245 1 The the DT 43963 2245 2 fishes fish NNS 43963 2245 3 and and CC 43963 2245 4 reptiles reptile NNS 43963 2245 5 are be VBP 43963 2245 6 closely closely RB 43963 2245 7 related related JJ 43963 2245 8 to to IN 43963 2245 9 existing exist VBG 43963 2245 10 forms form NNS 43963 2245 11 , , , 43963 2245 12 and and CC 43963 2245 13 the the DT 43963 2245 14 orders order NNS 43963 2245 15 of of IN 43963 2245 16 reptiles reptile NNS 43963 2245 17 which which WDT 43963 2245 18 predominated predominate VBD 43963 2245 19 in in IN 43963 2245 20 Mesozoic Mesozoic NNP 43963 2245 21 times time NNS 43963 2245 22 have have VBP 43963 2245 23 completely completely RB 43963 2245 24 disappeared disappear VBN 43963 2245 25 . . . 43963 2246 1 But but CC 43963 2246 2 the the DT 43963 2246 3 mammals mammal NNS 43963 2246 4 are be VBP 43963 2246 5 the the DT 43963 2246 6 most most RBS 43963 2246 7 interesting interesting JJ 43963 2246 8 vertebrates vertebrate NNS 43963 2246 9 of of IN 43963 2246 10 the the DT 43963 2246 11 Eocene Eocene NNP 43963 2246 12 period period NN 43963 2246 13 . . . 43963 2247 1 Instead instead RB 43963 2247 2 of of IN 43963 2247 3 the the DT 43963 2247 4 lowly lowly RB 43963 2247 5 organised organise VBN 43963 2247 6 forms form NNS 43963 2247 7 of of IN 43963 2247 8 Mesozoic Mesozoic NNP 43963 2247 9 times time NNS 43963 2247 10 , , , 43963 2247 11 we -PRON- PRP 43963 2247 12 find find VBP 43963 2247 13 representatives representative NNS 43963 2247 14 of of IN 43963 2247 15 many many JJ 43963 2247 16 orders order NNS 43963 2247 17 , , , 43963 2247 18 including include VBG 43963 2247 19 the the DT 43963 2247 20 highest high JJS 43963 2247 21 , , , 43963 2247 22 the the DT 43963 2247 23 Primates Primates NNPS 43963 2247 24 . . . 43963 2248 1 The the DT 43963 2248 2 generalised generalise VBN 43963 2248 3 forms form NNS 43963 2248 4 which which WDT 43963 2248 5 serve serve VBP 43963 2248 6 as as IN 43963 2248 7 links link NNS 43963 2248 8 between between IN 43963 2248 9 groups group NNS 43963 2248 10 which which WDT 43963 2248 11 are be VBP 43963 2248 12 now now RB 43963 2248 13 separated separate VBN 43963 2248 14 to to IN 43963 2248 15 a a DT 43963 2248 16 considerable considerable JJ 43963 2248 17 extent extent NN 43963 2248 18 are be VBP 43963 2248 19 of of IN 43963 2248 20 particular particular JJ 43963 2248 21 importance importance NN 43963 2248 22 . . . 43963 2249 1 They -PRON- PRP 43963 2249 2 have have VBP 43963 2249 3 been be VBN 43963 2249 4 detected detect VBN 43963 2249 5 in in IN 43963 2249 6 Eocene Eocene NNP 43963 2249 7 rocks rock NNS 43963 2249 8 of of IN 43963 2249 9 various various JJ 43963 2249 10 regions region NNS 43963 2249 11 , , , 43963 2249 12 though though IN 43963 2249 13 the the DT 43963 2249 14 most most RBS 43963 2249 15 complete complete JJ 43963 2249 16 series series NN 43963 2249 17 have have VBP 43963 2249 18 been be VBN 43963 2249 19 obtained obtain VBN 43963 2249 20 from from IN 43963 2249 21 the the DT 43963 2249 22 Eocene Eocene NNP 43963 2249 23 rocks rock NNS 43963 2249 24 of of IN 43963 2249 25 North North NNP 43963 2249 26 America America NNP 43963 2249 27 and and CC 43963 2249 28 made make VBD 43963 2249 29 known known JJ 43963 2249 30 to to IN 43963 2249 31 us -PRON- PRP 43963 2249 32 through through IN 43963 2249 33 the the DT 43963 2249 34 numerous numerous JJ 43963 2249 35 memoirs memoir NNS 43963 2249 36 of of IN 43963 2249 37 Professors Professors NNPS 43963 2249 38 Cope Cope NNP 43963 2249 39 and and CC 43963 2249 40 Marsh[105 Marsh[105 NNP 43963 2249 41 ] ] -RRB- 43963 2249 42 . . . 43963 2250 1 [ [ -LRB- 43963 2250 2 Footnote footnote NN 43963 2250 3 105 105 CD 43963 2250 4 : : : 43963 2250 5 The the DT 43963 2250 6 Eocene Eocene NNP 43963 2250 7 floras flora NNS 43963 2250 8 of of IN 43963 2250 9 Britain Britain NNP 43963 2250 10 are be VBP 43963 2250 11 described describe VBN 43963 2250 12 by by IN 43963 2250 13 Mr Mr NNP 43963 2250 14 J. J. NNP 43963 2250 15 Starkie Starkie NNP 43963 2250 16 Gardner Gardner NNP 43963 2250 17 and and CC 43963 2250 18 Baron Baron NNP 43963 2250 19 von von NNP 43963 2250 20 Ettingshausen Ettingshausen NNP 43963 2250 21 in in IN 43963 2250 22 the the DT 43963 2250 23 _ _ NNP 43963 2250 24 Monographs Monographs NNP 43963 2250 25 of of IN 43963 2250 26 the the DT 43963 2250 27 Palæontographical Palæontographical NNP 43963 2250 28 Society Society NNP 43963 2250 29 _ _ NNP 43963 2250 30 ; ; : 43963 2250 31 other other JJ 43963 2250 32 Monographs Monographs NNP 43963 2250 33 of of IN 43963 2250 34 the the DT 43963 2250 35 same same JJ 43963 2250 36 Society Society NNP 43963 2250 37 contain contain VB 43963 2250 38 an an DT 43963 2250 39 account account NN 43963 2250 40 of of IN 43963 2250 41 the the DT 43963 2250 42 Eocene Eocene NNP 43963 2250 43 Mollusca Mollusca NNP 43963 2250 44 by by IN 43963 2250 45 Mr Mr NNP 43963 2250 46 F. F. NNP 43963 2250 47 E. E. NNP 43963 2250 48 Edwards Edwards NNP 43963 2250 49 and and CC 43963 2250 50 Mr Mr NNP 43963 2250 51 S. S. NNP 43963 2250 52 V. V. NNP 43963 2250 53 Wood Wood NNP 43963 2250 54 . . . 43963 2251 1 An an DT 43963 2251 2 idea idea NN 43963 2251 3 of of IN 43963 2251 4 the the DT 43963 2251 5 generalised generalise VBN 43963 2251 6 forms form NNS 43963 2251 7 of of IN 43963 2251 8 Mammalia Mammalia NNP 43963 2251 9 may may MD 43963 2251 10 be be VB 43963 2251 11 obtained obtain VBN 43963 2251 12 by by IN 43963 2251 13 perusal perusal NN 43963 2251 14 of of IN 43963 2251 15 that that DT 43963 2251 16 portion portion NN 43963 2251 17 of of IN 43963 2251 18 Nicholson Nicholson NNP 43963 2251 19 and and CC 43963 2251 20 Lydekker Lydekker NNP 43963 2251 21 's 's POS 43963 2251 22 _ _ NNP 43963 2251 23 Manual Manual NNP 43963 2251 24 of of IN 43963 2251 25 Palæontology Palæontology NNP 43963 2251 26 _ _ NNP 43963 2251 27 in in IN 43963 2251 28 which which WDT 43963 2251 29 the the DT 43963 2251 30 latter latter JJ 43963 2251 31 author author NN 43963 2251 32 treats treat VBZ 43963 2251 33 of of IN 43963 2251 34 the the DT 43963 2251 35 Mammalia Mammalia NNP 43963 2251 36 , , , 43963 2251 37 and and CC 43963 2251 38 in in IN 43963 2251 39 this this DT 43963 2251 40 connexion connexion NN 43963 2251 41 the the DT 43963 2251 42 reader reader NN 43963 2251 43 will will MD 43963 2251 44 do do VB 43963 2251 45 well well RB 43963 2251 46 to to TO 43963 2251 47 read read VB 43963 2251 48 Prof. Prof. NNP 43963 2251 49 Huxley Huxley NNP 43963 2251 50 's 's POS 43963 2251 51 " " `` 43963 2251 52 Lecture Lecture NNP 43963 2251 53 on on IN 43963 2251 54 Fossil Fossil NNP 43963 2251 55 Horses Horses NNPS 43963 2251 56 , , , 43963 2251 57 " " '' 43963 2251 58 reprinted reprint VBN 43963 2251 59 in in IN 43963 2251 60 his -PRON- PRP$ 43963 2251 61 _ _ NNP 43963 2251 62 American American NNP 43963 2251 63 Addresses Addresses NNP 43963 2251 64 _ _ NNP 43963 2251 65 . . . 43963 2251 66 ] ] -RRB- 43963 2252 1 CHAPTER CHAPTER NNP 43963 2252 2 XXV XXV NNP 43963 2252 3 . . . 43963 2253 1 THE the DT 43963 2253 2 OLIGOCENE OLIGOCENE NNP 43963 2253 3 AND and CC 43963 2253 4 MIOCENE miocene VB 43963 2253 5 PERIODS period NNS 43963 2253 6 . . . 43963 2254 1 ( ( -LRB- 43963 2254 2 i i NN 43963 2254 3 ) ) -RRB- 43963 2254 4 _ _ NNP 43963 2254 5 The the DT 43963 2254 6 Oligocene Oligocene NNP 43963 2254 7 Beds Beds NNPS 43963 2254 8 . . . 43963 2254 9 _ _ NNP 43963 2254 10 _ _ NNP 43963 2254 11 Classification Classification NNP 43963 2254 12 . . . 43963 2254 13 _ _ NNP 43963 2254 14 The the DT 43963 2254 15 Oligocene Oligocene NNP 43963 2254 16 Beds Beds NNP 43963 2254 17 of of IN 43963 2254 18 Britain Britain NNP 43963 2254 19 are be VBP 43963 2254 20 classified classify VBN 43963 2254 21 as as IN 43963 2254 22 follows:-- follows:-- ADD 43963 2254 23 Upper upper JJ 43963 2254 24 Wanting Wanting NNP 43963 2254 25 Middle Middle NNP 43963 2254 26 Hempstead Hempstead NNP 43963 2254 27 Beds Beds NNP 43963 2254 28 { { -LRB- 43963 2254 29 Bembridge Bembridge NNP 43963 2254 30 Beds bed NNS 43963 2254 31 Lower low JJR 43963 2254 32 { { -LRB- 43963 2254 33 Osborne Osborne NNP 43963 2254 34 Beds Beds NNPS 43963 2254 35 { { -LRB- 43963 2254 36 Headon Headon NNP 43963 2254 37 Beds Beds NNPS 43963 2254 38 _ _ NNP 43963 2254 39 Description description NN 43963 2254 40 of of IN 43963 2254 41 the the DT 43963 2254 42 strata strata NN 43963 2254 43 . . . 43963 2254 44 _ _ NNP 43963 2254 45 Little Little NNP 43963 2254 46 need need NN 43963 2254 47 be be VB 43963 2254 48 said say VBN 43963 2254 49 of of IN 43963 2254 50 the the DT 43963 2254 51 deposits deposit NNS 43963 2254 52 of of IN 43963 2254 53 this this DT 43963 2254 54 period period NN 43963 2254 55 , , , 43963 2254 56 either either CC 43963 2254 57 in in IN 43963 2254 58 Britain Britain NNP 43963 2254 59 or or CC 43963 2254 60 abroad abroad RB 43963 2254 61 , , , 43963 2254 62 except except IN 43963 2254 63 to to TO 43963 2254 64 remark remark VB 43963 2254 65 that that IN 43963 2254 66 they -PRON- PRP 43963 2254 67 show show VBP 43963 2254 68 the the DT 43963 2254 69 further further JJ 43963 2254 70 spread spread NN 43963 2254 71 of of IN 43963 2254 72 continental continental JJ 43963 2254 73 conditions condition NNS 43963 2254 74 over over IN 43963 2254 75 the the DT 43963 2254 76 regions region NNS 43963 2254 77 now now RB 43963 2254 78 occupied occupy VBN 43963 2254 79 by by IN 43963 2254 80 land land NN 43963 2254 81 . . . 43963 2255 1 The the DT 43963 2255 2 British british JJ 43963 2255 3 deposits deposit NNS 43963 2255 4 are be VBP 43963 2255 5 now now RB 43963 2255 6 seen see VBN 43963 2255 7 in in IN 43963 2255 8 the the DT 43963 2255 9 Hampshire Hampshire NNP 43963 2255 10 Basin Basin NNP 43963 2255 11 only only RB 43963 2255 12 , , , 43963 2255 13 and and CC 43963 2255 14 have have VBP 43963 2255 15 been be VBN 43963 2255 16 spoken speak VBN 43963 2255 17 of of IN 43963 2255 18 as as IN 43963 2255 19 the the DT 43963 2255 20 fluvio fluvio NNP 43963 2255 21 - - HYPH 43963 2255 22 marine marine JJ 43963 2255 23 series series NN 43963 2255 24 , , , 43963 2255 25 as as IN 43963 2255 26 many many JJ 43963 2255 27 of of IN 43963 2255 28 the the DT 43963 2255 29 strata strata NN 43963 2255 30 were be VBD 43963 2255 31 laid lay VBN 43963 2255 32 down down RP 43963 2255 33 in in IN 43963 2255 34 continental continental JJ 43963 2255 35 sheets sheet NNS 43963 2255 36 of of IN 43963 2255 37 water water NN 43963 2255 38 , , , 43963 2255 39 while while IN 43963 2255 40 the the DT 43963 2255 41 true true JJ 43963 2255 42 marine marine JJ 43963 2255 43 sediments sediment NNS 43963 2255 44 are be VBP 43963 2255 45 thin thin JJ 43963 2255 46 and and CC 43963 2255 47 infrequent infrequent JJ 43963 2255 48 . . . 43963 2256 1 The the DT 43963 2256 2 lithological lithological JJ 43963 2256 3 characters character NNS 43963 2256 4 of of IN 43963 2256 5 deposits deposit NNS 43963 2256 6 formed form VBN 43963 2256 7 under under IN 43963 2256 8 these these DT 43963 2256 9 conditions condition NNS 43963 2256 10 naturally naturally RB 43963 2256 11 vary vary VBP 43963 2256 12 greatly greatly RB 43963 2256 13 , , , 43963 2256 14 consisting consist VBG 43963 2256 15 of of IN 43963 2256 16 different different JJ 43963 2256 17 kinds kind NNS 43963 2256 18 of of IN 43963 2256 19 mechanical mechanical JJ 43963 2256 20 sediments sediment NNS 43963 2256 21 occasionally occasionally RB 43963 2256 22 mixed mixed JJ 43963 2256 23 with with IN 43963 2256 24 thin thin JJ 43963 2256 25 freshwater freshwater NNP 43963 2256 26 marls marl NNS 43963 2256 27 and and CC 43963 2256 28 limestones limestone NNS 43963 2256 29 . . . 43963 2257 1 On on IN 43963 2257 2 the the DT 43963 2257 3 Continent continent NN 43963 2257 4 similar similar JJ 43963 2257 5 conditions condition NNS 43963 2257 6 prevailed prevail VBD 43963 2257 7 , , , 43963 2257 8 though though IN 43963 2257 9 the the DT 43963 2257 10 occurrence occurrence NN 43963 2257 11 of of IN 43963 2257 12 fairly fairly RB 43963 2257 13 wide wide JJ 43963 2257 14 tracts tract NNS 43963 2257 15 of of IN 43963 2257 16 level level NN 43963 2257 17 surface surface NN 43963 2257 18 is be VBZ 43963 2257 19 indicated indicate VBN 43963 2257 20 by by IN 43963 2257 21 the the DT 43963 2257 22 widespread widespread JJ 43963 2257 23 distribution distribution NN 43963 2257 24 of of IN 43963 2257 25 beds bed NNS 43963 2257 26 of of IN 43963 2257 27 brown brown JJ 43963 2257 28 coal coal NN 43963 2257 29 or or CC 43963 2257 30 lignite lignite NN 43963 2257 31 , , , 43963 2257 32 and and CC 43963 2257 33 the the DT 43963 2257 34 coarse coarse JJ 43963 2257 35 and and CC 43963 2257 36 thick thick JJ 43963 2257 37 Oligocene Oligocene NNP 43963 2257 38 ' ' POS 43963 2257 39 nagelfluh nagelfluh NN 43963 2257 40 ' ' '' 43963 2257 41 of of IN 43963 2257 42 Switzerland Switzerland NNP 43963 2257 43 points point NNS 43963 2257 44 to to IN 43963 2257 45 the the DT 43963 2257 46 elevation elevation NN 43963 2257 47 of of IN 43963 2257 48 mountain mountain NN 43963 2257 49 ranges range NNS 43963 2257 50 in in IN 43963 2257 51 the the DT 43963 2257 52 neighbourhood neighbourhood NN 43963 2257 53 . . . 43963 2258 1 _ _ NNP 43963 2258 2 The the DT 43963 2258 3 flora flora NNS 43963 2258 4 and and CC 43963 2258 5 fauna fauna NNS 43963 2258 6 . . . 43963 2258 7 _ _ NNP 43963 2258 8 The the DT 43963 2258 9 remarks remark NNS 43963 2258 10 made make VBD 43963 2258 11 concerning concern VBG 43963 2258 12 the the DT 43963 2258 13 Eocene Eocene NNP 43963 2258 14 flora flora NNS 43963 2258 15 and and CC 43963 2258 16 fauna fauna NNS 43963 2258 17 are be VBP 43963 2258 18 generally generally RB 43963 2258 19 applicable applicable JJ 43963 2258 20 to to IN 43963 2258 21 those those DT 43963 2258 22 of of IN 43963 2258 23 Oligocene Oligocene NNP 43963 2258 24 times time NNS 43963 2258 25 , , , 43963 2258 26 except except IN 43963 2258 27 that that IN 43963 2258 28 the the DT 43963 2258 29 Oligocene Oligocene NNP 43963 2258 30 fossils fossil NNS 43963 2258 31 bear bear VBP 43963 2258 32 a a DT 43963 2258 33 still still RB 43963 2258 34 closer close JJR 43963 2258 35 resemblance resemblance NN 43963 2258 36 to to IN 43963 2258 37 living live VBG 43963 2258 38 forms form NNS 43963 2258 39 , , , 43963 2258 40 and and CC 43963 2258 41 the the DT 43963 2258 42 Nummulites Nummulites NNPS 43963 2258 43 are be VBP 43963 2258 44 no no RB 43963 2258 45 longer long RBR 43963 2258 46 dominant dominant JJ 43963 2258 47 . . . 43963 2259 1 ( ( -LRB- 43963 2259 2 ii ii NNP 43963 2259 3 ) ) -RRB- 43963 2259 4 _ _ NNP 43963 2259 5 The the DT 43963 2259 6 Miocene Miocene NNP 43963 2259 7 Period Period NNP 43963 2259 8 . . . 43963 2259 9 _ _ NNP 43963 2259 10 Beds Beds NNPS 43963 2259 11 of of IN 43963 2259 12 Miocene Miocene NNP 43963 2259 13 age age NN 43963 2259 14 are be VBP 43963 2259 15 wanting want VBG 43963 2259 16 in in IN 43963 2259 17 Britain Britain NNP 43963 2259 18 , , , 43963 2259 19 and and CC 43963 2259 20 on on IN 43963 2259 21 the the DT 43963 2259 22 Continent continent NN 43963 2259 23 they -PRON- PRP 43963 2259 24 occur occur VBP 43963 2259 25 in in IN 43963 2259 26 isolated isolated JJ 43963 2259 27 basins basin NNS 43963 2259 28 deposited deposit VBN 43963 2259 29 in in IN 43963 2259 30 gulf gulf NNP 43963 2259 31 - - HYPH 43963 2259 32 like like JJ 43963 2259 33 prolongations prolongation NNS 43963 2259 34 of of IN 43963 2259 35 the the DT 43963 2259 36 ocean ocean NN 43963 2259 37 , , , 43963 2259 38 never never RB 43963 2259 39 very very RB 43963 2259 40 far far RB 43963 2259 41 from from IN 43963 2259 42 land land NN 43963 2259 43 . . . 43963 2260 1 A a DT 43963 2260 2 description description NN 43963 2260 3 of of IN 43963 2260 4 the the DT 43963 2260 5 strata strata NN 43963 2260 6 and and CC 43963 2260 7 their -PRON- PRP$ 43963 2260 8 fossil fossil JJ 43963 2260 9 contents content NNS 43963 2260 10 would would MD 43963 2260 11 be be VB 43963 2260 12 of of IN 43963 2260 13 little little JJ 43963 2260 14 use use NN 43963 2260 15 for for IN 43963 2260 16 our -PRON- PRP$ 43963 2260 17 present present JJ 43963 2260 18 purposes purpose NNS 43963 2260 19 , , , 43963 2260 20 and and CC 43963 2260 21 the the DT 43963 2260 22 remarks remark NNS 43963 2260 23 made make VBD 43963 2260 24 concerning concern VBG 43963 2260 25 the the DT 43963 2260 26 Oligocene Oligocene NNP 43963 2260 27 beds bed NNS 43963 2260 28 will will MD 43963 2260 29 apply apply VB 43963 2260 30 to to IN 43963 2260 31 the the DT 43963 2260 32 Miocene miocene JJ 43963 2260 33 strata strata NN 43963 2260 34 also also RB 43963 2260 35 . . . 43963 2261 1 The the DT 43963 2261 2 period period NN 43963 2261 3 was be VBD 43963 2261 4 mainly mainly RB 43963 2261 5 remarkable remarkable JJ 43963 2261 6 on on IN 43963 2261 7 account account NN 43963 2261 8 of of IN 43963 2261 9 the the DT 43963 2261 10 important important JJ 43963 2261 11 physical physical JJ 43963 2261 12 changes change NNS 43963 2261 13 which which WDT 43963 2261 14 occurred occur VBD 43963 2261 15 , , , 43963 2261 16 to to TO 43963 2261 17 which which WDT 43963 2261 18 we -PRON- PRP 43963 2261 19 must must MD 43963 2261 20 devote devote VB 43963 2261 21 some some DT 43963 2261 22 consideration consideration NN 43963 2261 23 . . . 43963 2262 1 Commencing commence VBG 43963 2262 2 with with IN 43963 2262 3 the the DT 43963 2262 4 British british JJ 43963 2262 5 area area NN 43963 2262 6 , , , 43963 2262 7 we -PRON- PRP 43963 2262 8 find find VBP 43963 2262 9 in in IN 43963 2262 10 the the DT 43963 2262 11 south south JJ 43963 2262 12 evidence evidence NN 43963 2262 13 of of IN 43963 2262 14 the the DT 43963 2262 15 separation separation NN 43963 2262 16 of of IN 43963 2262 17 the the DT 43963 2262 18 London London NNP 43963 2262 19 and and CC 43963 2262 20 Hampshire Hampshire NNP 43963 2262 21 Basins Basins NNP 43963 2262 22 at at IN 43963 2262 23 this this DT 43963 2262 24 time time NN 43963 2262 25 , , , 43963 2262 26 for for IN 43963 2262 27 the the DT 43963 2262 28 Oligocene Oligocene NNP 43963 2262 29 beds bed NNS 43963 2262 30 of of IN 43963 2262 31 Hampshire Hampshire NNP 43963 2262 32 are be VBP 43963 2262 33 tilted tilt VBN 43963 2262 34 up up RP 43963 2262 35 on on IN 43963 2262 36 the the DT 43963 2262 37 south south JJ 43963 2262 38 side side NN 43963 2262 39 of of IN 43963 2262 40 an an DT 43963 2262 41 anticline anticline NN 43963 2262 42 , , , 43963 2262 43 which which WDT 43963 2262 44 separates separate VBZ 43963 2262 45 the the DT 43963 2262 46 Hampshire Hampshire NNP 43963 2262 47 Basin Basin NNP 43963 2262 48 from from IN 43963 2262 49 that that DT 43963 2262 50 of of IN 43963 2262 51 London London NNP 43963 2262 52 , , , 43963 2262 53 indicating indicate VBG 43963 2262 54 that that IN 43963 2262 55 the the DT 43963 2262 56 movement movement NN 43963 2262 57 was be VBD 43963 2262 58 post post JJ 43963 2262 59 - - JJ 43963 2262 60 Miocene miocene JJ 43963 2262 61 , , , 43963 2262 62 while while IN 43963 2262 63 in in IN 43963 2262 64 Kent Kent NNP 43963 2262 65 , , , 43963 2262 66 beds bed NNS 43963 2262 67 of of IN 43963 2262 68 Pliocene Pliocene NNP 43963 2262 69 age age NN 43963 2262 70 rest rest NN 43963 2262 71 on on IN 43963 2262 72 the the DT 43963 2262 73 denuded denude VBN 43963 2262 74 top top NN 43963 2262 75 of of IN 43963 2262 76 the the DT 43963 2262 77 chalk chalk NN 43963 2262 78 , , , 43963 2262 79 showing show VBG 43963 2262 80 that that IN 43963 2262 81 the the DT 43963 2262 82 elevation elevation NN 43963 2262 83 and and CC 43963 2262 84 denudation denudation NN 43963 2262 85 which which WDT 43963 2262 86 accompanied accompany VBD 43963 2262 87 it -PRON- PRP 43963 2262 88 were be VBD 43963 2262 89 pre pre JJ 43963 2262 90 - - JJ 43963 2262 91 Pliocene pliocene JJ 43963 2262 92 ; ; : 43963 2262 93 the the DT 43963 2262 94 great great JJ 43963 2262 95 Wealden Wealden NNP 43963 2262 96 anticline anticline NN 43963 2262 97 is be VBZ 43963 2262 98 thus thus RB 43963 2262 99 seen see VBN 43963 2262 100 to to TO 43963 2262 101 be be VB 43963 2262 102 of of IN 43963 2262 103 Miocene Miocene NNP 43963 2262 104 age age NN 43963 2262 105 . . . 43963 2263 1 On on IN 43963 2263 2 the the DT 43963 2263 3 north north NN 43963 2263 4 side side NN 43963 2263 5 of of IN 43963 2263 6 the the DT 43963 2263 7 London London NNP 43963 2263 8 Basin Basin NNP 43963 2263 9 the the DT 43963 2263 10 line line NN 43963 2263 11 of of IN 43963 2263 12 demarcation demarcation NN 43963 2263 13 between between IN 43963 2263 14 Eocene Eocene NNP 43963 2263 15 and and CC 43963 2263 16 Mesozoic Mesozoic NNP 43963 2263 17 beds bed NNS 43963 2263 18 runs run VBZ 43963 2263 19 approximately approximately RB 43963 2263 20 parallel parallel JJ 43963 2263 21 to to IN 43963 2263 22 the the DT 43963 2263 23 strike strike NN 43963 2263 24 of of IN 43963 2263 25 the the DT 43963 2263 26 latter latter JJ 43963 2263 27 in in IN 43963 2263 28 that that DT 43963 2263 29 part part NN 43963 2263 30 of of IN 43963 2263 31 Britain Britain NNP 43963 2263 32 , , , 43963 2263 33 and and CC 43963 2263 34 this this DT 43963 2263 35 points point VBZ 43963 2263 36 to to IN 43963 2263 37 the the DT 43963 2263 38 elevation elevation NN 43963 2263 39 of of IN 43963 2263 40 the the DT 43963 2263 41 Mesozoic mesozoic JJ 43963 2263 42 strata strata NN 43963 2263 43 which which WDT 43963 2263 44 gave give VBD 43963 2263 45 them -PRON- PRP 43963 2263 46 their -PRON- PRP$ 43963 2263 47 present present JJ 43963 2263 48 south south RB 43963 2263 49 - - HYPH 43963 2263 50 easterly easterly JJ 43963 2263 51 dip dip NN 43963 2263 52 about about IN 43963 2263 53 the the DT 43963 2263 54 same same JJ 43963 2263 55 period period NN 43963 2263 56 , , , 43963 2263 57 though though IN 43963 2263 58 in in IN 43963 2263 59 the the DT 43963 2263 60 absence absence NN 43963 2263 61 of of IN 43963 2263 62 Oligocene Oligocene NNP 43963 2263 63 rocks rock NNS 43963 2263 64 it -PRON- PRP 43963 2263 65 can can MD 43963 2263 66 not not RB 43963 2263 67 be be VB 43963 2263 68 definitely definitely RB 43963 2263 69 stated state VBN 43963 2263 70 that that IN 43963 2263 71 the the DT 43963 2263 72 movement movement NN 43963 2263 73 was be VBD 43963 2263 74 altogether altogether RB 43963 2263 75 post post JJ 43963 2263 76 - - JJ 43963 2263 77 Oligocene oligocene JJ 43963 2263 78 . . . 43963 2264 1 The the DT 43963 2264 2 present present JJ 43963 2264 3 physical physical JJ 43963 2264 4 geography geography NN 43963 2264 5 of of IN 43963 2264 6 considerable considerable JJ 43963 2264 7 parts part NNS 43963 2264 8 of of IN 43963 2264 9 Britain Britain NNP 43963 2264 10 must must MD 43963 2264 11 date date NN 43963 2264 12 from from IN 43963 2264 13 Miocene Miocene NNP 43963 2264 14 times time NNS 43963 2264 15 . . . 43963 2265 1 Important important JJ 43963 2265 2 as as IN 43963 2265 3 the the DT 43963 2265 4 changes change NNS 43963 2265 5 were be VBD 43963 2265 6 in in IN 43963 2265 7 Britain Britain NNP 43963 2265 8 , , , 43963 2265 9 they -PRON- PRP 43963 2265 10 were be VBD 43963 2265 11 slight slight JJ 43963 2265 12 as as IN 43963 2265 13 compared compare VBN 43963 2265 14 with with IN 43963 2265 15 those those DT 43963 2265 16 which which WDT 43963 2265 17 affected affect VBD 43963 2265 18 Europe Europe NNP 43963 2265 19 and and CC 43963 2265 20 many many JJ 43963 2265 21 parts part NNS 43963 2265 22 of of IN 43963 2265 23 Asia Asia NNP 43963 2265 24 . . . 43963 2266 1 The the DT 43963 2266 2 great great JJ 43963 2266 3 mountain mountain NN 43963 2266 4 chains chain NNS 43963 2266 5 of of IN 43963 2266 6 the the DT 43963 2266 7 Old Old NNP 43963 2266 8 World World NNP 43963 2266 9 received receive VBD 43963 2266 10 their -PRON- PRP$ 43963 2266 11 maximum maximum JJ 43963 2266 12 uplift uplift NN 43963 2266 13 during during IN 43963 2266 14 this this DT 43963 2266 15 great great JJ 43963 2266 16 period period NN 43963 2266 17 of of IN 43963 2266 18 earth earth NN 43963 2266 19 - - HYPH 43963 2266 20 movement movement NN 43963 2266 21 , , , 43963 2266 22 and and CC 43963 2266 23 orogenic orogenic JJ 43963 2266 24 structures structure NNS 43963 2266 25 were be VBD 43963 2266 26 impressed impress VBN 43963 2266 27 upon upon IN 43963 2266 28 the the DT 43963 2266 29 rocks rock NNS 43963 2266 30 of of IN 43963 2266 31 many many JJ 43963 2266 32 regions region NNS 43963 2266 33 , , , 43963 2266 34 for for IN 43963 2266 35 the the DT 43963 2266 36 Tertiary Tertiary NNP 43963 2266 37 Mountain Mountain NNP 43963 2266 38 Chains Chains NNPS 43963 2266 39 of of IN 43963 2266 40 the the DT 43963 2266 41 Old Old NNP 43963 2266 42 World World NNP 43963 2266 43 have have VBP 43963 2266 44 an an DT 43963 2266 45 Alpine Alpine NNP 43963 2266 46 structure structure NN 43963 2266 47 impressed impress VBN 43963 2266 48 upon upon IN 43963 2266 49 them -PRON- PRP 43963 2266 50 as as IN 43963 2266 51 the the DT 43963 2266 52 result result NN 43963 2266 53 of of IN 43963 2266 54 intense intense JJ 43963 2266 55 lateral lateral JJ 43963 2266 56 pressure pressure NN 43963 2266 57 , , , 43963 2266 58 accordingly accordingly RB 43963 2266 59 we -PRON- PRP 43963 2266 60 find find VBP 43963 2266 61 the the DT 43963 2266 62 Eocene Eocene NNP 43963 2266 63 strata stratum NNS 43963 2266 64 lifted lift VBD 43963 2266 65 far far RB 43963 2266 66 above above IN 43963 2266 67 their -PRON- PRP$ 43963 2266 68 original original JJ 43963 2266 69 level level NN 43963 2266 70 to to IN 43963 2266 71 heights height NNS 43963 2266 72 of of IN 43963 2266 73 8,000 8,000 CD 43963 2266 74 feet foot NNS 43963 2266 75 in in IN 43963 2266 76 the the DT 43963 2266 77 Alps Alps NNP 43963 2266 78 and and CC 43963 2266 79 over over IN 43963 2266 80 12,000 12,000 CD 43963 2266 81 feet foot NNS 43963 2266 82 in in IN 43963 2266 83 the the DT 43963 2266 84 Himalayas Himalayas NNP 43963 2266 85 . . . 43963 2267 1 Away away RB 43963 2267 2 from from IN 43963 2267 3 these these DT 43963 2267 4 marked mark VBN 43963 2267 5 uplifts uplifts JJ 43963 2267 6 epeirogenic epeirogenic JJ 43963 2267 7 movements movement NNS 43963 2267 8 caused cause VBD 43963 2267 9 the the DT 43963 2267 10 disappearance disappearance NN 43963 2267 11 of of IN 43963 2267 12 the the DT 43963 2267 13 seas sea NNS 43963 2267 14 of of IN 43963 2267 15 earlier early JJR 43963 2267 16 Eocene Eocene NNP 43963 2267 17 times time NNS 43963 2267 18 , , , 43963 2267 19 so so IN 43963 2267 20 that that IN 43963 2267 21 towards towards IN 43963 2267 22 the the DT 43963 2267 23 close close NN 43963 2267 24 of of IN 43963 2267 25 the the DT 43963 2267 26 Miocene Miocene NNP 43963 2267 27 Period Period NNP 43963 2267 28 , , , 43963 2267 29 the the DT 43963 2267 30 main main JJ 43963 2267 31 features feature NNS 43963 2267 32 of of IN 43963 2267 33 the the DT 43963 2267 34 Eurasian eurasian JJ 43963 2267 35 continent continent NN 43963 2267 36 were be VBD 43963 2267 37 much much JJ 43963 2267 38 as as IN 43963 2267 39 they -PRON- PRP 43963 2267 40 are be VBP 43963 2267 41 now now RB 43963 2267 42 . . . 43963 2268 1 The the DT 43963 2268 2 present present JJ 43963 2268 3 drainage drainage NN 43963 2268 4 - - HYPH 43963 2268 5 systems system NNS 43963 2268 6 must must MD 43963 2268 7 have have VB 43963 2268 8 originated originate VBN 43963 2268 9 at at IN 43963 2268 10 the the DT 43963 2268 11 same same JJ 43963 2268 12 time time NN 43963 2268 13 , , , 43963 2268 14 and and CC 43963 2268 15 the the DT 43963 2268 16 sculpture sculpture NN 43963 2268 17 of of IN 43963 2268 18 our -PRON- PRP$ 43963 2268 19 continent continent NN 43963 2268 20 has have VBZ 43963 2268 21 been be VBN 43963 2268 22 carried carry VBN 43963 2268 23 on on IN 43963 2268 24 more more RBR 43963 2268 25 or or CC 43963 2268 26 less less RBR 43963 2268 27 continuously continuously RB 43963 2268 28 by by IN 43963 2268 29 subaerial subaerial JJ 43963 2268 30 agents agent NNS 43963 2268 31 from from IN 43963 2268 32 Miocene Miocene NNP 43963 2268 33 times time NNS 43963 2268 34 to to IN 43963 2268 35 the the DT 43963 2268 36 present present JJ 43963 2268 37 day day NN 43963 2268 38 . . . 43963 2269 1 That that IN 43963 2269 2 any any DT 43963 2269 3 addition addition NN 43963 2269 4 to to IN 43963 2269 5 the the DT 43963 2269 6 total total JJ 43963 2269 7 area area NN 43963 2269 8 of of IN 43963 2269 9 land land NN 43963 2269 10 was be VBD 43963 2269 11 made make VBN 43963 2269 12 is be VBZ 43963 2269 13 doubtful doubtful JJ 43963 2269 14 . . . 43963 2270 1 The the DT 43963 2270 2 land land NN 43963 2270 3 which which WDT 43963 2270 4 appears appear VBZ 43963 2270 5 to to TO 43963 2270 6 have have VB 43963 2270 7 existed exist VBN 43963 2270 8 to to IN 43963 2270 9 the the DT 43963 2270 10 west west NN 43963 2270 11 of of IN 43963 2270 12 Britain Britain NNP 43963 2270 13 during during IN 43963 2270 14 Cretaceous Cretaceous NNP 43963 2270 15 and and CC 43963 2270 16 Eocene Eocene NNP 43963 2270 17 times time NNS 43963 2270 18 finally finally RB 43963 2270 19 disappeared disappear VBD 43963 2270 20 beneath beneath IN 43963 2270 21 the the DT 43963 2270 22 waters water NNS 43963 2270 23 of of IN 43963 2270 24 the the DT 43963 2270 25 Atlantic Atlantic NNP 43963 2270 26 Ocean Ocean NNP 43963 2270 27 , , , 43963 2270 28 and and CC 43963 2270 29 the the DT 43963 2270 30 movement movement NN 43963 2270 31 probably probably RB 43963 2270 32 gave give VBD 43963 2270 33 rise rise NN 43963 2270 34 to to IN 43963 2270 35 the the DT 43963 2270 36 prominent prominent JJ 43963 2270 37 submarine submarine NN 43963 2270 38 feature feature NN 43963 2270 39 which which WDT 43963 2270 40 now now RB 43963 2270 41 exists exist VBZ 43963 2270 42 at at IN 43963 2270 43 some some DT 43963 2270 44 distance distance NN 43963 2270 45 from from IN 43963 2270 46 the the DT 43963 2270 47 coast coast NN 43963 2270 48 of of IN 43963 2270 49 Ireland Ireland NNP 43963 2270 50 . . . 43963 2271 1 A a DT 43963 2271 2 great great JJ 43963 2271 3 marine marine JJ 43963 2271 4 period period NN 43963 2271 5 is be VBZ 43963 2271 6 now now RB 43963 2271 7 existent existent NN 43963 2271 8 in in IN 43963 2271 9 our -PRON- PRP$ 43963 2271 10 ocean ocean NN 43963 2271 11 areas area NNS 43963 2271 12 , , , 43963 2271 13 but but CC 43963 2271 14 so so RB 43963 2271 15 far far RB 43963 2271 16 as as IN 43963 2271 17 the the DT 43963 2271 18 existing exist VBG 43963 2271 19 continents continent NNS 43963 2271 20 are be VBP 43963 2271 21 concerned concern VBN 43963 2271 22 , , , 43963 2271 23 we -PRON- PRP 43963 2271 24 are be VBP 43963 2271 25 living live VBG 43963 2271 26 on on IN 43963 2271 27 the the DT 43963 2271 28 fourth fourth JJ 43963 2271 29 continental continental JJ 43963 2271 30 period period NN 43963 2271 31 which which WDT 43963 2271 32 practically practically RB 43963 2271 33 came come VBD 43963 2271 34 into into IN 43963 2271 35 existence existence NN 43963 2271 36 in in IN 43963 2271 37 Miocene Miocene NNP 43963 2271 38 times time NNS 43963 2271 39 . . . 43963 2272 1 The the DT 43963 2272 2 strike strike NN 43963 2272 3 of of IN 43963 2272 4 the the DT 43963 2272 5 uplifted uplifted JJ 43963 2272 6 strata strata NN 43963 2272 7 naturally naturally RB 43963 2272 8 coincides coincide VBZ 43963 2272 9 on on IN 43963 2272 10 the the DT 43963 2272 11 whole whole NN 43963 2272 12 with with IN 43963 2272 13 the the DT 43963 2272 14 axes axis NNS 43963 2272 15 of of IN 43963 2272 16 the the DT 43963 2272 17 major major JJ 43963 2272 18 uplifts uplift NNS 43963 2272 19 , , , 43963 2272 20 and and CC 43963 2272 21 accordingly accordingly RB 43963 2272 22 we -PRON- PRP 43963 2272 23 find find VBP 43963 2272 24 the the DT 43963 2272 25 Mesozoic Mesozoic NNP 43963 2272 26 and and CC 43963 2272 27 early early JJ 43963 2272 28 Tertiary tertiary JJ 43963 2272 29 strata strata NN 43963 2272 30 folded fold VBN 43963 2272 31 around around IN 43963 2272 32 axes axis NNS 43963 2272 33 which which WDT 43963 2272 34 have have VBP 43963 2272 35 a a DT 43963 2272 36 prevalent prevalent JJ 43963 2272 37 east east NN 43963 2272 38 and and CC 43963 2272 39 west west JJ 43963 2272 40 direction direction NN 43963 2272 41 , , , 43963 2272 42 with with IN 43963 2272 43 others other NNS 43963 2272 44 which which WDT 43963 2272 45 have have VBP 43963 2272 46 a a DT 43963 2272 47 trend trend NN 43963 2272 48 at at IN 43963 2272 49 right right JJ 43963 2272 50 angles angle NNS 43963 2272 51 to to IN 43963 2272 52 this this DT 43963 2272 53 . . . 43963 2273 1 The the DT 43963 2273 2 strike strike NN 43963 2273 3 of of IN 43963 2273 4 the the DT 43963 2273 5 British British NNP 43963 2273 6 Mesozoic Mesozoic NNP 43963 2273 7 rocks rock NNS 43963 2273 8 seems seem VBZ 43963 2273 9 to to TO 43963 2273 10 have have VB 43963 2273 11 been be VBN 43963 2273 12 determined determine VBN 43963 2273 13 by by IN 43963 2273 14 each each DT 43963 2273 15 of of IN 43963 2273 16 these these DT 43963 2273 17 sets set NNS 43963 2273 18 of of IN 43963 2273 19 movements movement NNS 43963 2273 20 , , , 43963 2273 21 so so IN 43963 2273 22 that that IN 43963 2273 23 although although IN 43963 2273 24 it -PRON- PRP 43963 2273 25 is be VBZ 43963 2273 26 east east JJ 43963 2273 27 and and CC 43963 2273 28 west west NN 43963 2273 29 in in IN 43963 2273 30 the the DT 43963 2273 31 south south NN 43963 2273 32 of of IN 43963 2273 33 England England NNP 43963 2273 34 , , , 43963 2273 35 it -PRON- PRP 43963 2273 36 runs run VBZ 43963 2273 37 north north RB 43963 2273 38 and and CC 43963 2273 39 south south NN 43963 2273 40 in in IN 43963 2273 41 the the DT 43963 2273 42 eastern eastern JJ 43963 2273 43 counties county NNS 43963 2273 44 north north RB 43963 2273 45 of of IN 43963 2273 46 the the DT 43963 2273 47 Thames Thames NNP 43963 2273 48 . . . 43963 2274 1 In in IN 43963 2274 2 America America NNP 43963 2274 3 , , , 43963 2274 4 although although IN 43963 2274 5 epeirogenic epeirogenic JJ 43963 2274 6 movements movement NNS 43963 2274 7 had have VBD 43963 2274 8 occurred occur VBN 43963 2274 9 before before IN 43963 2274 10 Miocene Miocene NNP 43963 2274 11 times time NNS 43963 2274 12 , , , 43963 2274 13 with with IN 43963 2274 14 the the DT 43963 2274 15 formation formation NN 43963 2274 16 of of IN 43963 2274 17 wide wide JJ 43963 2274 18 continental continental JJ 43963 2274 19 tracts tract NNS 43963 2274 20 , , , 43963 2274 21 these these DT 43963 2274 22 appear appear VBP 43963 2274 23 to to TO 43963 2274 24 have have VB 43963 2274 25 been be VBN 43963 2274 26 of of IN 43963 2274 27 the the DT 43963 2274 28 nature nature NN 43963 2274 29 of of IN 43963 2274 30 plains plain NNS 43963 2274 31 , , , 43963 2274 32 diversified diversify VBN 43963 2274 33 by by IN 43963 2274 34 extensive extensive JJ 43963 2274 35 inland inland NN 43963 2274 36 sheets sheet NNS 43963 2274 37 of of IN 43963 2274 38 water water NN 43963 2274 39 , , , 43963 2274 40 and and CC 43963 2274 41 uplift uplift NN 43963 2274 42 of of IN 43963 2274 43 orogenic orogenic NNP 43963 2274 44 character character NN 43963 2274 45 converted convert VBD 43963 2274 46 these these DT 43963 2274 47 plains plain NNS 43963 2274 48 into into IN 43963 2274 49 uneven uneven JJ 43963 2274 50 tracts tract NNS 43963 2274 51 in in IN 43963 2274 52 Miocene Miocene NNP 43963 2274 53 times time NNS 43963 2274 54 . . . 43963 2275 1 Many many JJ 43963 2275 2 of of IN 43963 2275 3 the the DT 43963 2275 4 movements movement NNS 43963 2275 5 in in IN 43963 2275 6 America America NNP 43963 2275 7 , , , 43963 2275 8 which which WDT 43963 2275 9 like like IN 43963 2275 10 those those DT 43963 2275 11 of of IN 43963 2275 12 Europe Europe NNP 43963 2275 13 are be VBP 43963 2275 14 still still RB 43963 2275 15 progressing progress VBG 43963 2275 16 with with IN 43963 2275 17 enfeebled enfeebled JJ 43963 2275 18 power power NN 43963 2275 19 , , , 43963 2275 20 differ differ VBP 43963 2275 21 from from IN 43963 2275 22 those those DT 43963 2275 23 of of IN 43963 2275 24 Eurasia Eurasia NNP 43963 2275 25 , , , 43963 2275 26 giving give VBG 43963 2275 27 rise rise NN 43963 2275 28 to to IN 43963 2275 29 raised raise VBN 43963 2275 30 monoclinal monoclinal JJ 43963 2275 31 blocks block NNS 43963 2275 32 rather rather RB 43963 2275 33 than than IN 43963 2275 34 to to IN 43963 2275 35 violent violent JJ 43963 2275 36 folds fold NNS 43963 2275 37 of of IN 43963 2275 38 Alpine Alpine NNP 43963 2275 39 character character NN 43963 2275 40 , , , 43963 2275 41 as as IN 43963 2275 42 seen see VBN 43963 2275 43 in in IN 43963 2275 44 the the DT 43963 2275 45 western western JJ 43963 2275 46 territories territory NNS 43963 2275 47 of of IN 43963 2275 48 North North NNP 43963 2275 49 America America NNP 43963 2275 50 , , , 43963 2275 51 and and CC 43963 2275 52 as as IN 43963 2275 53 proved prove VBN 43963 2275 54 also also RB 43963 2275 55 by by IN 43963 2275 56 the the DT 43963 2275 57 differential differential JJ 43963 2275 58 movements movement NNS 43963 2275 59 which which WDT 43963 2275 60 are be VBP 43963 2275 61 now now RB 43963 2275 62 known know VBN 43963 2275 63 to to TO 43963 2275 64 affect affect VB 43963 2275 65 the the DT 43963 2275 66 Atlantic Atlantic NNP 43963 2275 67 coast coast NN 43963 2275 68 of of IN 43963 2275 69 that that DT 43963 2275 70 continent continent NN 43963 2275 71 . . . 43963 2276 1 Accompanying accompany VBG 43963 2276 2 these these DT 43963 2276 3 changes change NNS 43963 2276 4 in in IN 43963 2276 5 the the DT 43963 2276 6 earth earth NN 43963 2276 7 's 's POS 43963 2276 8 crust crust NN 43963 2276 9 were be VBD 43963 2276 10 others other NNS 43963 2276 11 which which WDT 43963 2276 12 affected affect VBD 43963 2276 13 the the DT 43963 2276 14 climate climate NN 43963 2276 15 , , , 43963 2276 16 at at IN 43963 2276 17 any any DT 43963 2276 18 rate rate NN 43963 2276 19 locally locally RB 43963 2276 20 . . . 43963 2277 1 The the DT 43963 2277 2 warm warm JJ 43963 2277 3 climate climate NN 43963 2277 4 of of IN 43963 2277 5 Eocene Eocene NNP 43963 2277 6 times time NNS 43963 2277 7 gradually gradually RB 43963 2277 8 gave give VBD 43963 2277 9 way way NN 43963 2277 10 to to IN 43963 2277 11 a a DT 43963 2277 12 cooler cool JJR 43963 2277 13 climate climate NN 43963 2277 14 in in IN 43963 2277 15 Oligocene Oligocene NNP 43963 2277 16 times time NNS 43963 2277 17 , , , 43963 2277 18 and and CC 43963 2277 19 this this DT 43963 2277 20 lowering lowering NN 43963 2277 21 of of IN 43963 2277 22 temperature temperature NN 43963 2277 23 was be VBD 43963 2277 24 still still RB 43963 2277 25 further further RB 43963 2277 26 advanced advanced JJ 43963 2277 27 in in IN 43963 2277 28 Miocene Miocene NNP 43963 2277 29 times time NNS 43963 2277 30 , , , 43963 2277 31 though though IN 43963 2277 32 there there EX 43963 2277 33 is be VBZ 43963 2277 34 evidence evidence NN 43963 2277 35 that that IN 43963 2277 36 the the DT 43963 2277 37 temperature temperature NN 43963 2277 38 of of IN 43963 2277 39 those those DT 43963 2277 40 parts part NNS 43963 2277 41 of of IN 43963 2277 42 Europe Europe NNP 43963 2277 43 which which WDT 43963 2277 44 have have VBP 43963 2277 45 strata strata NN 43963 2277 46 representative representative NN 43963 2277 47 of of IN 43963 2277 48 the the DT 43963 2277 49 Miocene Miocene NNP 43963 2277 50 period period NN 43963 2277 51 was be VBD 43963 2277 52 higher high JJR 43963 2277 53 than than IN 43963 2277 54 it -PRON- PRP 43963 2277 55 is be VBZ 43963 2277 56 at at IN 43963 2277 57 the the DT 43963 2277 58 present present JJ 43963 2277 59 day day NN 43963 2277 60 . . . 43963 2278 1 Owing owe VBG 43963 2278 2 to to IN 43963 2278 3 the the DT 43963 2278 4 changes change NNS 43963 2278 5 which which WDT 43963 2278 6 occurred occur VBD 43963 2278 7 in in IN 43963 2278 8 Miocene Miocene NNP 43963 2278 9 times time NNS 43963 2278 10 , , , 43963 2278 11 the the DT 43963 2278 12 area area NN 43963 2278 13 of of IN 43963 2278 14 sedimentation sedimentation NN 43963 2278 15 was be VBD 43963 2278 16 extensively extensively RB 43963 2278 17 shifted shift VBN 43963 2278 18 to to IN 43963 2278 19 our -PRON- PRP$ 43963 2278 20 present present JJ 43963 2278 21 oceans ocean NNS 43963 2278 22 , , , 43963 2278 23 and and CC 43963 2278 24 accordingly accordingly RB 43963 2278 25 we -PRON- PRP 43963 2278 26 find find VBP 43963 2278 27 that that IN 43963 2278 28 the the DT 43963 2278 29 times time NNS 43963 2278 30 subsequent subsequent JJ 43963 2278 31 to to IN 43963 2278 32 those those DT 43963 2278 33 of of IN 43963 2278 34 the the DT 43963 2278 35 Miocene Miocene NNP 43963 2278 36 uplifts uplift NNS 43963 2278 37 are be VBP 43963 2278 38 marked mark VBN 43963 2278 39 by by IN 43963 2278 40 scattered scatter VBN 43963 2278 41 accumulations accumulation NNS 43963 2278 42 of of IN 43963 2278 43 continental continental JJ 43963 2278 44 character character NN 43963 2278 45 , , , 43963 2278 46 with with IN 43963 2278 47 a a DT 43963 2278 48 few few JJ 43963 2278 49 insignificant insignificant JJ 43963 2278 50 marine marine JJ 43963 2278 51 strata strata NN 43963 2278 52 seldom seldom RB 43963 2278 53 found find VBD 43963 2278 54 far far RB 43963 2278 55 inland inland RB 43963 2278 56 from from IN 43963 2278 57 the the DT 43963 2278 58 present present JJ 43963 2278 59 coast coast NN 43963 2278 60 - - HYPH 43963 2278 61 lines line NNS 43963 2278 62 . . . 43963 2279 1 CHAPTER chapter NN 43963 2279 2 XXVI XXVI NNP 43963 2279 3 . . . 43963 2280 1 THE the DT 43963 2280 2 PLIOCENE PLIOCENE NNP 43963 2280 3 BEDS BEDS NNP 43963 2280 4 . . . 43963 2281 1 _ _ NNP 43963 2281 2 Classification Classification NNP 43963 2281 3 . . . 43963 2281 4 _ _ NNP 43963 2281 5 The the DT 43963 2281 6 Italian italian JJ 43963 2281 7 Pliocene Pliocene NNP 43963 2281 8 Beds Beds NNPS 43963 2281 9 which which WDT 43963 2281 10 have have VBP 43963 2281 11 long long RB 43963 2281 12 been be VBN 43963 2281 13 known know VBN 43963 2281 14 have have VBP 43963 2281 15 been be VBN 43963 2281 16 divided divide VBN 43963 2281 17 into into IN 43963 2281 18 three three CD 43963 2281 19 stages stage NNS 43963 2281 20 , , , 43963 2281 21 to to TO 43963 2281 22 which which WDT 43963 2281 23 names name NNS 43963 2281 24 have have VBP 43963 2281 25 been be VBN 43963 2281 26 applied apply VBN 43963 2281 27 which which WDT 43963 2281 28 are be VBP 43963 2281 29 somewhat somewhat RB 43963 2281 30 widely widely RB 43963 2281 31 used use VBN 43963 2281 32 , , , 43963 2281 33 though though IN 43963 2281 34 the the DT 43963 2281 35 division division NN 43963 2281 36 of of IN 43963 2281 37 the the DT 43963 2281 38 British british JJ 43963 2281 39 deposits deposit NNS 43963 2281 40 into into IN 43963 2281 41 the the DT 43963 2281 42 same same JJ 43963 2281 43 three three CD 43963 2281 44 stages stage NNS 43963 2281 45 has have VBZ 43963 2281 46 not not RB 43963 2281 47 been be VBN 43963 2281 48 made make VBN 43963 2281 49 . . . 43963 2282 1 The the DT 43963 2282 2 stages stage NNS 43963 2282 3 are:-- are:-- VBP 43963 2282 4 Astian astian JJ 43963 2282 5 . . . 43963 2283 1 Plaisancean plaisancean JJ 43963 2283 2 . . . 43963 2284 1 Zanclean Zanclean NNP 43963 2284 2 . . . 43963 2285 1 The the DT 43963 2285 2 classification classification NN 43963 2285 3 of of IN 43963 2285 4 the the DT 43963 2285 5 British british JJ 43963 2285 6 deposits deposit NNS 43963 2285 7 may may MD 43963 2285 8 be be VB 43963 2285 9 made make VBN 43963 2285 10 as as IN 43963 2285 11 follows:-- follows:-- -LRB- 43963 2285 12 Cromer Cromer NNP 43963 2285 13 " " `` 43963 2285 14 Forest Forest NNP 43963 2285 15 " " '' 43963 2285 16 Series Series NNP 43963 2285 17 . . . 43963 2286 1 Weybourne Weybourne NNP 43963 2286 2 Crag Crag NNP 43963 2286 3 and and CC 43963 2286 4 Bure Bure NNP 43963 2286 5 Valley Valley NNP 43963 2286 6 Beds Beds NNP 43963 2286 7 . . . 43963 2287 1 Chillesford Chillesford NNP 43963 2287 2 Crag Crag NNP 43963 2287 3 . . . 43963 2288 1 Norwich Norwich NNP 43963 2288 2 Crag Crag NNP 43963 2288 3 and and CC 43963 2288 4 Red Red NNP 43963 2288 5 Crag Crag NNP 43963 2288 6 . . . 43963 2289 1 Upper Upper NNP 43963 2289 2 Coralline Coralline NNP 43963 2289 3 Crag Crag NNP 43963 2289 4 . . . 43963 2290 1 Lower low JJR 43963 2290 2 Coralline Coralline NNP 43963 2290 3 Crag Crag NNP 43963 2290 4 . . . 43963 2291 1 As as IN 43963 2291 2 the the DT 43963 2291 3 English english JJ 43963 2291 4 deposits deposit NNS 43963 2291 5 are be VBP 43963 2291 6 somewhat somewhat RB 43963 2291 7 scattered scatter VBN 43963 2291 8 it -PRON- PRP 43963 2291 9 is be VBZ 43963 2291 10 difficult difficult JJ 43963 2291 11 to to TO 43963 2291 12 make make VB 43963 2291 13 out out RP 43963 2291 14 the the DT 43963 2291 15 exact exact JJ 43963 2291 16 order order NN 43963 2291 17 of of IN 43963 2291 18 succession succession NN 43963 2291 19 , , , 43963 2291 20 but but CC 43963 2291 21 the the DT 43963 2291 22 above above RB 43963 2291 23 shows show VBZ 43963 2291 24 the the DT 43963 2291 25 classification classification NN 43963 2291 26 which which WDT 43963 2291 27 is be VBZ 43963 2291 28 adopted adopt VBN 43963 2291 29 by by IN 43963 2291 30 the the DT 43963 2291 31 best good JJS 43963 2291 32 authorities authority NNS 43963 2291 33 , , , 43963 2291 34 the the DT 43963 2291 35 Norwich Norwich NNP 43963 2291 36 Crag Crag NNP 43963 2291 37 ( ( -LRB- 43963 2291 38 or or CC 43963 2291 39 Fluvio Fluvio NNP 43963 2291 40 - - HYPH 43963 2291 41 marine marine NN 43963 2291 42 Crag Crag NNP 43963 2291 43 as as IN 43963 2291 44 it -PRON- PRP 43963 2291 45 is be VBZ 43963 2291 46 sometimes sometimes RB 43963 2291 47 termed term VBN 43963 2291 48 ) ) -RRB- 43963 2291 49 being be VBG 43963 2291 50 now now RB 43963 2291 51 supposed suppose VBN 43963 2291 52 to to TO 43963 2291 53 represent represent VB 43963 2291 54 the the DT 43963 2291 55 upper upper JJ 43963 2291 56 portion portion NN 43963 2291 57 of of IN 43963 2291 58 the the DT 43963 2291 59 Red Red NNP 43963 2291 60 Crag Crag NNP 43963 2291 61 . . . 43963 2292 1 _ _ NNP 43963 2292 2 Description Description NNP 43963 2292 3 of of IN 43963 2292 4 the the DT 43963 2292 5 strata strata NN 43963 2292 6 . . . 43963 2292 7 _ _ NNP 43963 2292 8 The the DT 43963 2292 9 British british JJ 43963 2292 10 deposits deposit NNS 43963 2292 11 are be VBP 43963 2292 12 chiefly chiefly RB 43963 2292 13 found find VBN 43963 2292 14 in in IN 43963 2292 15 the the DT 43963 2292 16 counties county NNS 43963 2292 17 of of IN 43963 2292 18 Norfolk Norfolk NNP 43963 2292 19 and and CC 43963 2292 20 Suffolk Suffolk NNP 43963 2292 21 , , , 43963 2292 22 but but CC 43963 2292 23 isolated isolated JJ 43963 2292 24 patches patch NNS 43963 2292 25 have have VBP 43963 2292 26 been be VBN 43963 2292 27 detected detect VBN 43963 2292 28 in in IN 43963 2292 29 Kent Kent NNP 43963 2292 30 and and CC 43963 2292 31 at at IN 43963 2292 32 St St NNP 43963 2292 33 Erth Erth NNP 43963 2292 34 in in IN 43963 2292 35 Cornwall Cornwall NNP 43963 2292 36 ; ; : 43963 2292 37 while while IN 43963 2292 38 the the DT 43963 2292 39 inclusion inclusion NN 43963 2292 40 of of IN 43963 2292 41 Pliocene pliocene JJ 43963 2292 42 fossils fossil NNS 43963 2292 43 in in IN 43963 2292 44 the the DT 43963 2292 45 glacial glacial JJ 43963 2292 46 deposits deposit NNS 43963 2292 47 of of IN 43963 2292 48 Aberdeenshire Aberdeenshire NNP 43963 2292 49 and and CC 43963 2292 50 on on IN 43963 2292 51 the the DT 43963 2292 52 west west JJ 43963 2292 53 coasts coast NNS 43963 2292 54 and and CC 43963 2292 55 islands island NNS 43963 2292 56 of of IN 43963 2292 57 Great Great NNP 43963 2292 58 Britain Britain NNP 43963 2292 59 suggests suggest VBZ 43963 2292 60 the the DT 43963 2292 61 occurrence occurrence NN 43963 2292 62 of of IN 43963 2292 63 Pliocene Pliocene NNP 43963 2292 64 beds bed NNS 43963 2292 65 beneath beneath IN 43963 2292 66 sea sea NN 43963 2292 67 - - HYPH 43963 2292 68 level level NN 43963 2292 69 , , , 43963 2292 70 around around IN 43963 2292 71 the the DT 43963 2292 72 British british JJ 43963 2292 73 coasts coast NNS 43963 2292 74 , , , 43963 2292 75 at at IN 43963 2292 76 no no DT 43963 2292 77 great great JJ 43963 2292 78 distance distance NN 43963 2292 79 from from IN 43963 2292 80 the the DT 43963 2292 81 land land NN 43963 2292 82 . . . 43963 2293 1 The the DT 43963 2293 2 term term NN 43963 2293 3 ' ' `` 43963 2293 4 Crag Crag NNP 43963 2293 5 ' ' '' 43963 2293 6 has have VBZ 43963 2293 7 been be VBN 43963 2293 8 applied apply VBN 43963 2293 9 to to IN 43963 2293 10 shelly shelly NNP 43963 2293 11 sands sand NNS 43963 2293 12 of of IN 43963 2293 13 which which WDT 43963 2293 14 the the DT 43963 2293 15 British British NNP 43963 2293 16 Pliocene Pliocene NNP 43963 2293 17 beds bed NNS 43963 2293 18 are be VBP 43963 2293 19 largely largely RB 43963 2293 20 composed compose VBN 43963 2293 21 . . . 43963 2294 1 The the DT 43963 2294 2 oldest old JJS 43963 2294 3 British british JJ 43963 2294 4 Pliocene pliocene JJ 43963 2294 5 strata stratum NNS 43963 2294 6 are be VBP 43963 2294 7 supposed suppose VBN 43963 2294 8 to to TO 43963 2294 9 be be VB 43963 2294 10 the the DT 43963 2294 11 Lenham Lenham NNP 43963 2294 12 Beds Beds NNPS 43963 2294 13 , , , 43963 2294 14 occurring occur VBG 43963 2294 15 in in IN 43963 2294 16 ' ' `` 43963 2294 17 pipes pipe NNS 43963 2294 18 ' ' '' 43963 2294 19 on on IN 43963 2294 20 the the DT 43963 2294 21 Chalk Chalk NNP 43963 2294 22 of of IN 43963 2294 23 the the DT 43963 2294 24 North North NNP 43963 2294 25 Downs Downs NNP 43963 2294 26 , , , 43963 2294 27 which which WDT 43963 2294 28 are be VBP 43963 2294 29 referred refer VBN 43963 2294 30 to to IN 43963 2294 31 the the DT 43963 2294 32 Lower Lower NNP 43963 2294 33 Coralline Coralline NNP 43963 2294 34 Crag Crag NNP 43963 2294 35 , , , 43963 2294 36 and and CC 43963 2294 37 some some DT 43963 2294 38 writers writer NNS 43963 2294 39 believe believe VBP 43963 2294 40 that that IN 43963 2294 41 the the DT 43963 2294 42 St St NNP 43963 2294 43 Erth Erth NNP 43963 2294 44 beds bed NNS 43963 2294 45 of of IN 43963 2294 46 Cornwall Cornwall NNP 43963 2294 47 are be VBP 43963 2294 48 of of IN 43963 2294 49 similar similar JJ 43963 2294 50 age[106 age[106 CD 43963 2294 51 ] ] -RRB- 43963 2294 52 . . . 43963 2295 1 The the DT 43963 2295 2 former former JJ 43963 2295 3 are be VBP 43963 2295 4 ferruginous ferruginous JJ 43963 2295 5 sands sand NNS 43963 2295 6 , , , 43963 2295 7 and and CC 43963 2295 8 the the DT 43963 2295 9 latter latter JJ 43963 2295 10 shelly shelly NNP 43963 2295 11 sands sand VBZ 43963 2295 12 and and CC 43963 2295 13 clays clay NNS 43963 2295 14 . . . 43963 2296 1 The the DT 43963 2296 2 higher high JJR 43963 2296 3 beds bed NNS 43963 2296 4 of of IN 43963 2296 5 the the DT 43963 2296 6 Coralline Coralline NNP 43963 2296 7 Crag Crag NNP 43963 2296 8 are be VBP 43963 2296 9 found find VBN 43963 2296 10 in in IN 43963 2296 11 Suffolk Suffolk NNP 43963 2296 12 , , , 43963 2296 13 and and CC 43963 2296 14 are be VBP 43963 2296 15 largely largely RB 43963 2296 16 calcareous calcareous JJ 43963 2296 17 , , , 43963 2296 18 being be VBG 43963 2296 19 made make VBN 43963 2296 20 of of IN 43963 2296 21 remains remain NNS 43963 2296 22 of of IN 43963 2296 23 polyzoa polyzoa NN 43963 2296 24 , , , 43963 2296 25 molluscs mollusc NNS 43963 2296 26 , , , 43963 2296 27 and and CC 43963 2296 28 other other JJ 43963 2296 29 invertebrates invertebrate NNS 43963 2296 30 . . . 43963 2297 1 They -PRON- PRP 43963 2297 2 were be VBD 43963 2297 3 probably probably RB 43963 2297 4 deposited deposit VBN 43963 2297 5 in in IN 43963 2297 6 deeper deep JJR 43963 2297 7 water water NN 43963 2297 8 than than IN 43963 2297 9 the the DT 43963 2297 10 rest rest NN 43963 2297 11 of of IN 43963 2297 12 the the DT 43963 2297 13 British british JJ 43963 2297 14 Pliocene Pliocene NNP 43963 2297 15 strata strata NN 43963 2297 16 , , , 43963 2297 17 and and CC 43963 2297 18 contain contain VB 43963 2297 19 a a DT 43963 2297 20 far far RB 43963 2297 21 larger large JJR 43963 2297 22 percentage percentage NN 43963 2297 23 of of IN 43963 2297 24 carbonate carbonate NN 43963 2297 25 of of IN 43963 2297 26 lime lime NN 43963 2297 27 . . . 43963 2298 1 The the DT 43963 2298 2 Red Red NNP 43963 2298 3 Crag Crag NNP 43963 2298 4 consists consist VBZ 43963 2298 5 of of IN 43963 2298 6 ferruginous ferruginous JJ 43963 2298 7 shelly shelly NNP 43963 2298 8 sands sand NNS 43963 2298 9 , , , 43963 2298 10 of of IN 43963 2298 11 the the DT 43963 2298 12 nature nature NN 43963 2298 13 of of IN 43963 2298 14 sand sand NN 43963 2298 15 - - HYPH 43963 2298 16 banks bank NNS 43963 2298 17 , , , 43963 2298 18 formed form VBN 43963 2298 19 near near IN 43963 2298 20 land land NN 43963 2298 21 ; ; : 43963 2298 22 while while IN 43963 2298 23 the the DT 43963 2298 24 Norwich Norwich NNP 43963 2298 25 Crag Crag NNP 43963 2298 26 is be VBZ 43963 2298 27 of of IN 43963 2298 28 a a DT 43963 2298 29 still still RB 43963 2298 30 more more RBR 43963 2298 31 littoral littoral JJ 43963 2298 32 character character NN 43963 2298 33 , , , 43963 2298 34 and and CC 43963 2298 35 contains contain VBZ 43963 2298 36 remains remain NNS 43963 2298 37 of of IN 43963 2298 38 land land NN 43963 2298 39 shells shell NNS 43963 2298 40 and and CC 43963 2298 41 the the DT 43963 2298 42 bones bone NNS 43963 2298 43 of of IN 43963 2298 44 mammalia mammalia NNP 43963 2298 45 mingled mingle VBN 43963 2298 46 with with IN 43963 2298 47 the the DT 43963 2298 48 marine marine JJ 43963 2298 49 shells shell NNS 43963 2298 50 of of IN 43963 2298 51 the the DT 43963 2298 52 coast coast NN 43963 2298 53 . . . 43963 2299 1 The the DT 43963 2299 2 higher high JJR 43963 2299 3 Pliocene pliocene JJ 43963 2299 4 deposits deposit NNS 43963 2299 5 are be VBP 43963 2299 6 also also RB 43963 2299 7 coastal coastal JJ 43963 2299 8 accumulations accumulation NNS 43963 2299 9 , , , 43963 2299 10 even even RB 43963 2299 11 the the DT 43963 2299 12 so so RB 43963 2299 13 - - HYPH 43963 2299 14 called call VBN 43963 2299 15 Forest Forest NNP 43963 2299 16 bed bed NN 43963 2299 17 being be VBG 43963 2299 18 a a DT 43963 2299 19 deposit deposit NN 43963 2299 20 and and CC 43963 2299 21 not not RB 43963 2299 22 a a DT 43963 2299 23 true true JJ 43963 2299 24 surface surface NN 43963 2299 25 soil soil NN 43963 2299 26 , , , 43963 2299 27 as as IN 43963 2299 28 proved prove VBN 43963 2299 29 by by IN 43963 2299 30 the the DT 43963 2299 31 observations observation NNS 43963 2299 32 of of IN 43963 2299 33 Mr Mr NNP 43963 2299 34 Clement Clement NNP 43963 2299 35 Reid Reid NNP 43963 2299 36 . . . 43963 2300 1 At at IN 43963 2300 2 the the DT 43963 2300 3 summit summit NN 43963 2300 4 of of IN 43963 2300 5 the the DT 43963 2300 6 Cromer Cromer NNP 43963 2300 7 ' ' POS 43963 2300 8 Forest Forest NNP 43963 2300 9 ' ' '' 43963 2300 10 Series series NN 43963 2300 11 , , , 43963 2300 12 however however RB 43963 2300 13 , , , 43963 2300 14 is be VBZ 43963 2300 15 a a DT 43963 2300 16 true true JJ 43963 2300 17 freshwater freshwater NN 43963 2300 18 bed bed NN 43963 2300 19 . . . 43963 2301 1 These these DT 43963 2301 2 British british JJ 43963 2301 3 deposits deposit NNS 43963 2301 4 appear appear VBP 43963 2301 5 to to TO 43963 2301 6 have have VB 43963 2301 7 been be VBN 43963 2301 8 laid lay VBN 43963 2301 9 down down RP 43963 2301 10 on on IN 43963 2301 11 a a DT 43963 2301 12 coast coast NN 43963 2301 13 line line NN 43963 2301 14 which which WDT 43963 2301 15 formed form VBD 43963 2301 16 one one CD 43963 2301 17 side side NN 43963 2301 18 of of IN 43963 2301 19 the the DT 43963 2301 20 estuary estuary NN 43963 2301 21 of of IN 43963 2301 22 a a DT 43963 2301 23 large large JJ 43963 2301 24 river river NN 43963 2301 25 , , , 43963 2301 26 of of IN 43963 2301 27 which which WDT 43963 2301 28 the the DT 43963 2301 29 present present JJ 43963 2301 30 Rhine Rhine NNP 43963 2301 31 is be VBZ 43963 2301 32 the the DT 43963 2301 33 ' ' `` 43963 2301 34 betrunked betrunke VBN 43963 2301 35 ' ' '' 43963 2301 36 portion portion NN 43963 2301 37 ( ( -LRB- 43963 2301 38 to to TO 43963 2301 39 use use VB 43963 2301 40 a a DT 43963 2301 41 term term NN 43963 2301 42 introduced introduce VBN 43963 2301 43 by by IN 43963 2301 44 Prof. Prof. NNP 43963 2301 45 W. W. NNP 43963 2301 46 M. M. NNP 43963 2301 47 Davis)[107 Davis)[107 NNP 43963 2301 48 ] ] -RRB- 43963 2301 49 . . . 43963 2302 1 [ [ -LRB- 43963 2302 2 Footnote Footnote NNP 43963 2302 3 106 106 CD 43963 2302 4 : : : 43963 2302 5 See See NNP 43963 2302 6 Clement Clement NNP 43963 2302 7 Reid Reid NNP 43963 2302 8 , , , 43963 2302 9 _ _ NNP 43963 2302 10 Nature Nature NNP 43963 2302 11 _ _ NNP 43963 2302 12 , , , 43963 2302 13 1886 1886 CD 43963 2302 14 , , , 43963 2302 15 p. p. NN 43963 2302 16 342 342 CD 43963 2302 17 ; ; : 43963 2302 18 and and CC 43963 2302 19 Kendall Kendall NNP 43963 2302 20 and and CC 43963 2302 21 Bell Bell NNP 43963 2302 22 , , , 43963 2302 23 _ _ NNP 43963 2302 24 Quart Quart NNP 43963 2302 25 . . . 43963 2303 1 Journ Journ NNP 43963 2303 2 . . . 43963 2304 1 Geol Geol NNP 43963 2304 2 . . . 43963 2305 1 Soc Soc NNP 43963 2305 2 . . . 43963 2305 3 _ _ NNP 43963 2305 4 , , , 43963 2305 5 vol vol NNP 43963 2305 6 . . . 43963 2306 1 XLII XLII NNP 43963 2306 2 . . . 43963 2307 1 p. p. NN 43963 2308 1 201 201 CD 43963 2308 2 . . . 43963 2308 3 ] ] -RRB- 43963 2309 1 [ [ -LRB- 43963 2309 2 Footnote Footnote NNP 43963 2309 3 107 107 CD 43963 2309 4 : : : 43963 2309 5 See see VB 43963 2309 6 a a DT 43963 2309 7 paper paper NN 43963 2309 8 by by IN 43963 2309 9 Mr Mr NNP 43963 2309 10 F. F. NNP 43963 2309 11 W. W. NNP 43963 2309 12 Harmer Harmer NNP 43963 2309 13 , , , 43963 2309 14 " " `` 43963 2309 15 On on IN 43963 2309 16 the the DT 43963 2309 17 Pliocene pliocene JJ 43963 2309 18 Deposits deposit NNS 43963 2309 19 of of IN 43963 2309 20 Holland Holland NNP 43963 2309 21 , , , 43963 2309 22 and and CC 43963 2309 23 their -PRON- PRP$ 43963 2309 24 relationship relationship NN 43963 2309 25 to to IN 43963 2309 26 the the DT 43963 2309 27 English english JJ 43963 2309 28 and and CC 43963 2309 29 Belgian belgian JJ 43963 2309 30 Crags Crags NNP 43963 2309 31 , , , 43963 2309 32 " " '' 43963 2309 33 _ _ NNP 43963 2309 34 Quart Quart NNP 43963 2309 35 . . . 43963 2310 1 Journ Journ NNP 43963 2310 2 . . . 43963 2311 1 Geol Geol NNP 43963 2311 2 . . . 43963 2312 1 Soc Soc NNP 43963 2312 2 . . . 43963 2312 3 _ _ NNP 43963 2312 4 , , , 43963 2312 5 vol vol NNP 43963 2312 6 . . . 43963 2313 1 LII LII NNP 43963 2313 2 . . . 43963 2314 1 p. p. NN 43963 2315 1 748 748 CD 43963 2315 2 . . . 43963 2315 3 ] ] -RRB- 43963 2316 1 On on IN 43963 2316 2 the the DT 43963 2316 3 European european JJ 43963 2316 4 continent continent NN 43963 2316 5 , , , 43963 2316 6 marine marine JJ 43963 2316 7 Pliocene pliocene JJ 43963 2316 8 beds bed NNS 43963 2316 9 are be VBP 43963 2316 10 found find VBN 43963 2316 11 in in IN 43963 2316 12 Belgium Belgium NNP 43963 2316 13 and and CC 43963 2316 14 Italy Italy NNP 43963 2316 15 . . . 43963 2317 1 The the DT 43963 2317 2 former former JJ 43963 2317 3 deposits deposit NNS 43963 2317 4 greatly greatly RB 43963 2317 5 resemble resemble VBP 43963 2317 6 our -PRON- PRP$ 43963 2317 7 Crags Crags NNPS 43963 2317 8 , , , 43963 2317 9 whilst whilst IN 43963 2317 10 the the DT 43963 2317 11 latter latter JJ 43963 2317 12 are be VBP 43963 2317 13 of of IN 43963 2317 14 interest interest NN 43963 2317 15 on on IN 43963 2317 16 account account NN 43963 2317 17 of of IN 43963 2317 18 the the DT 43963 2317 19 mixture mixture NN 43963 2317 20 of of IN 43963 2317 21 volcanic volcanic JJ 43963 2317 22 beds bed NNS 43963 2317 23 with with IN 43963 2317 24 marine marine JJ 43963 2317 25 sediments sediment NNS 43963 2317 26 in in IN 43963 2317 27 Sicily Sicily NNP 43963 2317 28 , , , 43963 2317 29 showing show VBG 43963 2317 30 that that IN 43963 2317 31 the the DT 43963 2317 32 formation formation NN 43963 2317 33 of of IN 43963 2317 34 Etna Etna NNP 43963 2317 35 commenced commence VBD 43963 2317 36 in in IN 43963 2317 37 Pliocene Pliocene NNP 43963 2317 38 times time NNS 43963 2317 39 . . . 43963 2318 1 Various various JJ 43963 2318 2 deposits deposit NNS 43963 2318 3 formed form VBN 43963 2318 4 in in IN 43963 2318 5 inland inland NN 43963 2318 6 basins basin NNS 43963 2318 7 are be VBP 43963 2318 8 found find VBN 43963 2318 9 in in IN 43963 2318 10 France France NNP 43963 2318 11 and and CC 43963 2318 12 Germany Germany NNP 43963 2318 13 , , , 43963 2318 14 but but CC 43963 2318 15 the the DT 43963 2318 16 most most RBS 43963 2318 17 remarkable remarkable JJ 43963 2318 18 occur occur NN 43963 2318 19 in in IN 43963 2318 20 the the DT 43963 2318 21 Vienna Vienna NNP 43963 2318 22 basin basin NN 43963 2318 23 , , , 43963 2318 24 where where WRB 43963 2318 25 Caspian Caspian NNP 43963 2318 26 conditions condition NNS 43963 2318 27 prevailed prevail VBD 43963 2318 28 over over IN 43963 2318 29 large large JJ 43963 2318 30 areas area NNS 43963 2318 31 , , , 43963 2318 32 and and CC 43963 2318 33 the the DT 43963 2318 34 ordinary ordinary JJ 43963 2318 35 strata strata NN 43963 2318 36 alternate alternate JJ 43963 2318 37 with with IN 43963 2318 38 chemical chemical JJ 43963 2318 39 deposits deposit NNS 43963 2318 40 of of IN 43963 2318 41 which which WDT 43963 2318 42 the the DT 43963 2318 43 best well RBS 43963 2318 44 - - HYPH 43963 2318 45 known know VBN 43963 2318 46 are be VBP 43963 2318 47 the the DT 43963 2318 48 celebrated celebrated JJ 43963 2318 49 rock rock NN 43963 2318 50 salt salt NN 43963 2318 51 masses masse NNS 43963 2318 52 of of IN 43963 2318 53 Wieliczka Wieliczka NNP 43963 2318 54 , , , 43963 2318 55 near near IN 43963 2318 56 Cracow Cracow NNP 43963 2318 57 . . . 43963 2319 1 At at IN 43963 2319 2 the the DT 43963 2319 3 same same JJ 43963 2319 4 time time NN 43963 2319 5 volcanic volcanic JJ 43963 2319 6 activity activity NN 43963 2319 7 was be VBD 43963 2319 8 rife rife JJ 43963 2319 9 to to IN 43963 2319 10 the the DT 43963 2319 11 south south NN 43963 2319 12 of of IN 43963 2319 13 the the DT 43963 2319 14 Carpathian carpathian JJ 43963 2319 15 mountains mountain NNS 43963 2319 16 . . . 43963 2320 1 Other other JJ 43963 2320 2 deposits deposit NNS 43963 2320 3 , , , 43963 2320 4 which which WDT 43963 2320 5 are be VBP 43963 2320 6 partly partly RB 43963 2320 7 referable referable JJ 43963 2320 8 to to IN 43963 2320 9 the the DT 43963 2320 10 Pliocene pliocene JJ 43963 2320 11 period period NN 43963 2320 12 , , , 43963 2320 13 occur occur VBP 43963 2320 14 in in IN 43963 2320 15 Greece Greece NNP 43963 2320 16 at at IN 43963 2320 17 Pikermi Pikermi NNP 43963 2320 18 , , , 43963 2320 19 and and CC 43963 2320 20 in in IN 43963 2320 21 India India NNP 43963 2320 22 in in IN 43963 2320 23 the the DT 43963 2320 24 Siwalik Siwalik NNP 43963 2320 25 hills hill NNS 43963 2320 26 ; ; : 43963 2320 27 these these DT 43963 2320 28 are be VBP 43963 2320 29 celebrated celebrate VBN 43963 2320 30 for for IN 43963 2320 31 their -PRON- PRP$ 43963 2320 32 remarkable remarkable JJ 43963 2320 33 mammals mammal NNS 43963 2320 34 , , , 43963 2320 35 as as IN 43963 2320 36 are be VBP 43963 2320 37 the the DT 43963 2320 38 Pliocene pliocene JJ 43963 2320 39 strata strata NN 43963 2320 40 of of IN 43963 2320 41 the the DT 43963 2320 42 Western western JJ 43963 2320 43 territories territory NNS 43963 2320 44 of of IN 43963 2320 45 North North NNP 43963 2320 46 America America NNP 43963 2320 47 . . . 43963 2321 1 The the DT 43963 2321 2 occurrence occurrence NN 43963 2321 3 of of IN 43963 2321 4 marked mark VBN 43963 2321 5 earth earth NN 43963 2321 6 - - HYPH 43963 2321 7 movements movement NNS 43963 2321 8 since since IN 43963 2321 9 Pliocene Pliocene NNP 43963 2321 10 times time NNS 43963 2321 11 is be VBZ 43963 2321 12 indicated indicate VBN 43963 2321 13 by by IN 43963 2321 14 the the DT 43963 2321 15 nature nature NN 43963 2321 16 of of IN 43963 2321 17 the the DT 43963 2321 18 deposits deposit NNS 43963 2321 19 of of IN 43963 2321 20 Barbadoes Barbadoes NNPS 43963 2321 21 , , , 43963 2321 22 where where WRB 43963 2321 23 radiolarian radiolarian NN 43963 2321 24 cherts chert NNS 43963 2321 25 have have VBP 43963 2321 26 furnished furnish VBN 43963 2321 27 two two CD 43963 2321 28 echinids echinid NNS 43963 2321 29 which which WDT 43963 2321 30 are be VBP 43963 2321 31 described describe VBN 43963 2321 32 by by IN 43963 2321 33 Dr Dr NNP 43963 2321 34 Gregory Gregory NNP 43963 2321 35 as as IN 43963 2321 36 deep deep JJ 43963 2321 37 - - HYPH 43963 2321 38 sea sea NN 43963 2321 39 forms form NNS 43963 2321 40 . . . 43963 2322 1 These these DT 43963 2322 2 beds bed NNS 43963 2322 3 were be VBD 43963 2322 4 once once RB 43963 2322 5 referred refer VBN 43963 2322 6 to to IN 43963 2322 7 the the DT 43963 2322 8 Miocene miocene JJ 43963 2322 9 period period NN 43963 2322 10 , , , 43963 2322 11 but but CC 43963 2322 12 there there EX 43963 2322 13 is be VBZ 43963 2322 14 good good JJ 43963 2322 15 reason reason NN 43963 2322 16 for for IN 43963 2322 17 assigning assign VBG 43963 2322 18 them -PRON- PRP 43963 2322 19 to to IN 43963 2322 20 a a DT 43963 2322 21 later later JJ 43963 2322 22 date date NN 43963 2322 23 , , , 43963 2322 24 and and CC 43963 2322 25 correlating correlate VBG 43963 2322 26 them -PRON- PRP 43963 2322 27 with with IN 43963 2322 28 the the DT 43963 2322 29 Pliocene pliocene JJ 43963 2322 30 beds bed NNS 43963 2322 31 of of IN 43963 2322 32 other other JJ 43963 2322 33 areas area NNS 43963 2322 34 , , , 43963 2322 35 in in IN 43963 2322 36 which which WDT 43963 2322 37 case case NN 43963 2322 38 there there EX 43963 2322 39 must must MD 43963 2322 40 have have VB 43963 2322 41 been be VBN 43963 2322 42 a a DT 43963 2322 43 considerable considerable JJ 43963 2322 44 uplift uplift NN 43963 2322 45 in in IN 43963 2322 46 this this DT 43963 2322 47 region region NN 43963 2322 48 since since IN 43963 2322 49 Pliocene Pliocene NNP 43963 2322 50 times time NNS 43963 2322 51 , , , 43963 2322 52 a a DT 43963 2322 53 fact fact NN 43963 2322 54 of of IN 43963 2322 55 great great JJ 43963 2322 56 theoretical theoretical JJ 43963 2322 57 importance importance NN 43963 2322 58 . . . 43963 2323 1 The the DT 43963 2323 2 climatic climatic JJ 43963 2323 3 conditions condition NNS 43963 2323 4 of of IN 43963 2323 5 Pliocene pliocene JJ 43963 2323 6 times time NNS 43963 2323 7 show show VBP 43963 2323 8 steady steady JJ 43963 2323 9 fall fall NN 43963 2323 10 of of IN 43963 2323 11 temperature temperature NN 43963 2323 12 . . . 43963 2324 1 The the DT 43963 2324 2 early early JJ 43963 2324 3 Pliocene pliocene JJ 43963 2324 4 beds bed NNS 43963 2324 5 of of IN 43963 2324 6 Britain Britain NNP 43963 2324 7 were be VBD 43963 2324 8 deposited deposit VBN 43963 2324 9 during during IN 43963 2324 10 the the DT 43963 2324 11 prevalence prevalence NN 43963 2324 12 of of IN 43963 2324 13 warmer warm JJR 43963 2324 14 temperatures temperature NNS 43963 2324 15 than than IN 43963 2324 16 those those DT 43963 2324 17 which which WDT 43963 2324 18 now now RB 43963 2324 19 exist exist VBP 43963 2324 20 in in IN 43963 2324 21 the the DT 43963 2324 22 same same JJ 43963 2324 23 area area NN 43963 2324 24 , , , 43963 2324 25 but but CC 43963 2324 26 during during IN 43963 2324 27 later later JJ 43963 2324 28 Pliocene Pliocene NNP 43963 2324 29 times time NNS 43963 2324 30 , , , 43963 2324 31 the the DT 43963 2324 32 temperature temperature NN 43963 2324 33 was be VBD 43963 2324 34 at at IN 43963 2324 35 first first RB 43963 2324 36 similar similar JJ 43963 2324 37 to to IN 43963 2324 38 that that DT 43963 2324 39 now now RB 43963 2324 40 prevailing prevail VBG 43963 2324 41 , , , 43963 2324 42 and and CC 43963 2324 43 afterwards afterwards RB 43963 2324 44 distinctly distinctly RB 43963 2324 45 colder cold JJR 43963 2324 46 , , , 43963 2324 47 and and CC 43963 2324 48 we -PRON- PRP 43963 2324 49 find find VBP 43963 2324 50 in in IN 43963 2324 51 the the DT 43963 2324 52 upper upper JJ 43963 2324 53 Pliocene Pliocene NNP 43963 2324 54 beds bed VBZ 43963 2324 55 the the DT 43963 2324 56 remains remain NNS 43963 2324 57 of of IN 43963 2324 58 organisms organism NNS 43963 2324 59 of of IN 43963 2324 60 a a DT 43963 2324 61 northern northern JJ 43963 2324 62 type type NN 43963 2324 63 . . . 43963 2325 1 In in IN 43963 2325 2 the the DT 43963 2325 3 uppermost uppermost JJ 43963 2325 4 deposit deposit NN 43963 2325 5 of of IN 43963 2325 6 the the DT 43963 2325 7 Cromer Cromer NNP 43963 2325 8 ' ' POS 43963 2325 9 Forest Forest NNP 43963 2325 10 ' ' '' 43963 2325 11 Series Series NNP 43963 2325 12 , , , 43963 2325 13 the the DT 43963 2325 14 arctic arctic NNP 43963 2325 15 birch birch NNP 43963 2325 16 and and CC 43963 2325 17 arctic arctic NNP 43963 2325 18 willow willow NNP 43963 2325 19 indicate indicate VBP 43963 2325 20 the the DT 43963 2325 21 commencement commencement NN 43963 2325 22 of of IN 43963 2325 23 the the DT 43963 2325 24 cold cold NN 43963 2325 25 which which WDT 43963 2325 26 culminated culminate VBD 43963 2325 27 in in IN 43963 2325 28 the the DT 43963 2325 29 succeeding succeed VBG 43963 2325 30 ' ' `` 43963 2325 31 Great Great NNP 43963 2325 32 Ice Ice NNP 43963 2325 33 Age Age NNP 43963 2325 34 . . . 43963 2325 35 ' ' '' 43963 2326 1 _ _ NNP 43963 2326 2 The the DT 43963 2326 3 flora flora NNS 43963 2326 4 and and CC 43963 2326 5 fauna fauna NNS 43963 2326 6 . . . 43963 2326 7 _ _ NNP 43963 2326 8 Little Little NNP 43963 2326 9 need need NN 43963 2326 10 be be VB 43963 2326 11 said say VBN 43963 2326 12 of of IN 43963 2326 13 the the DT 43963 2326 14 Pliocene pliocene JJ 43963 2326 15 fossils fossil NNS 43963 2326 16 : : : 43963 2326 17 the the DT 43963 2326 18 flora flora NNP 43963 2326 19 approaches approach VBZ 43963 2326 20 that that DT 43963 2326 21 of of IN 43963 2326 22 present present JJ 43963 2326 23 times time NNS 43963 2326 24 , , , 43963 2326 25 and and CC 43963 2326 26 the the DT 43963 2326 27 invertebrates invertebrates NNPS 43963 2326 28 are be VBP 43963 2326 29 in in IN 43963 2326 30 most most JJS 43963 2326 31 cases case NNS 43963 2326 32 specifically specifically RB 43963 2326 33 identical identical JJ 43963 2326 34 with with IN 43963 2326 35 those those DT 43963 2326 36 now now RB 43963 2326 37 living live VBG 43963 2326 38 . . . 43963 2327 1 The the DT 43963 2327 2 vertebrates vertebrate NNS 43963 2327 3 alone alone RB 43963 2327 4 differ differ VBP 43963 2327 5 markedly markedly RB 43963 2327 6 from from IN 43963 2327 7 living live VBG 43963 2327 8 forms form NNS 43963 2327 9 , , , 43963 2327 10 being be VBG 43963 2327 11 chiefly chiefly RB 43963 2327 12 of of IN 43963 2327 13 extinct extinct JJ 43963 2327 14 species specie NNS 43963 2327 15 , , , 43963 2327 16 and and CC 43963 2327 17 in in IN 43963 2327 18 many many JJ 43963 2327 19 cases case NNS 43963 2327 20 belonging belong VBG 43963 2327 21 to to IN 43963 2327 22 extinct extinct VB 43963 2327 23 genera genera NN 43963 2327 24 . . . 43963 2328 1 It -PRON- PRP 43963 2328 2 is be VBZ 43963 2328 3 interesting interesting JJ 43963 2328 4 to to TO 43963 2328 5 find find VB 43963 2328 6 that that IN 43963 2328 7 the the DT 43963 2328 8 mammalian mammalian JJ 43963 2328 9 fauna fauna NNS 43963 2328 10 of of IN 43963 2328 11 Pliocene Pliocene NNP 43963 2328 12 times time NNS 43963 2328 13 resembles resemble VBZ 43963 2328 14 the the DT 43963 2328 15 existing exist VBG 43963 2328 16 fauna fauna NNS 43963 2328 17 of of IN 43963 2328 18 the the DT 43963 2328 19 area area NN 43963 2328 20 in in IN 43963 2328 21 which which WDT 43963 2328 22 the the DT 43963 2328 23 beds bed NNS 43963 2328 24 are be VBP 43963 2328 25 found find VBN 43963 2328 26 , , , 43963 2328 27 a a DT 43963 2328 28 fact fact NN 43963 2328 29 long long RB 43963 2328 30 ago ago RB 43963 2328 31 observed observe VBN 43963 2328 32 by by IN 43963 2328 33 Darwin Darwin NNP 43963 2328 34 . . . 43963 2329 1 Thus thus RB 43963 2329 2 the the DT 43963 2329 3 European European NNP 43963 2329 4 Pliocene pliocene JJ 43963 2329 5 mammals mammal NNS 43963 2329 6 are be VBP 43963 2329 7 like like IN 43963 2329 8 existing exist VBG 43963 2329 9 European european JJ 43963 2329 10 forms form NNS 43963 2329 11 , , , 43963 2329 12 whilst whilst IN 43963 2329 13 in in IN 43963 2329 14 Australia Australia NNP 43963 2329 15 the the DT 43963 2329 16 mammalian mammalian JJ 43963 2329 17 terrestrial terrestrial JJ 43963 2329 18 fauna fauna NNP 43963 2329 19 consists consist VBZ 43963 2329 20 of of IN 43963 2329 21 Marsupials marsupial NNS 43963 2329 22 , , , 43963 2329 23 and and CC 43963 2329 24 in in IN 43963 2329 25 South South NNP 43963 2329 26 America America NNP 43963 2329 27 there there EX 43963 2329 28 are be VBP 43963 2329 29 Edentata Edentata NNP 43963 2329 30 of of IN 43963 2329 31 Pliocene Pliocene NNP 43963 2329 32 age[108 age[108 NNP 43963 2329 33 ] ] -RRB- 43963 2329 34 . . . 43963 2330 1 [ [ -LRB- 43963 2330 2 Footnote footnote NN 43963 2330 3 108 108 CD 43963 2330 4 : : : 43963 2330 5 The the DT 43963 2330 6 Pliocene Pliocene NNP 43963 2330 7 fauna fauna NNS 43963 2330 8 of of IN 43963 2330 9 Britain Britain NNP 43963 2330 10 is be VBZ 43963 2330 11 described describe VBN 43963 2330 12 by by IN 43963 2330 13 Mr Mr NNP 43963 2330 14 Searles Searles NNP 43963 2330 15 V. V. NNP 43963 2330 16 Wood Wood NNP 43963 2330 17 in in IN 43963 2330 18 the the DT 43963 2330 19 _ _ NNP 43963 2330 20 Monographs Monographs NNP 43963 2330 21 of of IN 43963 2330 22 the the DT 43963 2330 23 Palæontographical Palæontographical NNP 43963 2330 24 Society Society NNP 43963 2330 25 _ _ NNP 43963 2330 26 . . . 43963 2330 27 ] ] -RRB- 43963 2331 1 CHAPTER CHAPTER NNP 43963 2331 2 XXVII XXVII NNP 43963 2331 3 . . . 43963 2332 1 THE the DT 43963 2332 2 PLEISTOCENE pleistocene JJ 43963 2332 3 ACCUMULATIONS accumulations NN 43963 2332 4 . . . 43963 2333 1 _ _ NNP 43963 2333 2 Classification Classification NNP 43963 2333 3 . . . 43963 2333 4 _ _ NNP 43963 2333 5 The the DT 43963 2333 6 term term NN 43963 2333 7 Pleistocene Pleistocene NNP 43963 2333 8 , , , 43963 2333 9 as as IN 43963 2333 10 used use VBN 43963 2333 11 here here RB 43963 2333 12 , , , 43963 2333 13 is be VBZ 43963 2333 14 approximately approximately RB 43963 2333 15 equivalent equivalent JJ 43963 2333 16 to to IN 43963 2333 17 the the DT 43963 2333 18 expressions expression NNS 43963 2333 19 ' ' POS 43963 2333 20 Glacial Glacial NNP 43963 2333 21 Period Period NNP 43963 2333 22 ' ' '' 43963 2333 23 and and CC 43963 2333 24 ' ' `` 43963 2333 25 Great Great NNP 43963 2333 26 Ice Ice NNP 43963 2333 27 Age Age NNP 43963 2333 28 ' ' '' 43963 2333 29 of of IN 43963 2333 30 some some DT 43963 2333 31 writers writer NNS 43963 2333 32 ; ; : 43963 2333 33 but but CC 43963 2333 34 I -PRON- PRP 43963 2333 35 have have VBP 43963 2333 36 adopted adopt VBN 43963 2333 37 it -PRON- PRP 43963 2333 38 in in IN 43963 2333 39 preference preference NN 43963 2333 40 to to IN 43963 2333 41 these these DT 43963 2333 42 expressions expression NNS 43963 2333 43 , , , 43963 2333 44 because because IN 43963 2333 45 it -PRON- PRP 43963 2333 46 may may MD 43963 2333 47 eventually eventually RB 43963 2333 48 be be VB 43963 2333 49 possible possible JJ 43963 2333 50 to to TO 43963 2333 51 define define VB 43963 2333 52 the the DT 43963 2333 53 Pleistocene Pleistocene NNP 43963 2333 54 period period NN 43963 2333 55 in in IN 43963 2333 56 such such PDT 43963 2333 57 a a DT 43963 2333 58 manner manner NN 43963 2333 59 as as IN 43963 2333 60 to to TO 43963 2333 61 give give VB 43963 2333 62 the the DT 43963 2333 63 term term NN 43963 2333 64 a a DT 43963 2333 65 strictly strictly RB 43963 2333 66 chronological chronological JJ 43963 2333 67 meaning meaning NN 43963 2333 68 , , , 43963 2333 69 whereas whereas IN 43963 2333 70 the the DT 43963 2333 71 other other JJ 43963 2333 72 terms term NNS 43963 2333 73 indicate indicate VBP 43963 2333 74 the the DT 43963 2333 75 existence existence NN 43963 2333 76 of of IN 43963 2333 77 climatic climatic JJ 43963 2333 78 conditions condition NNS 43963 2333 79 which which WDT 43963 2333 80 must must MD 43963 2333 81 have have VB 43963 2333 82 ceased cease VBN 43963 2333 83 in in IN 43963 2333 84 some some DT 43963 2333 85 areas area NNS 43963 2333 86 sooner soon RBR 43963 2333 87 than than IN 43963 2333 88 in in IN 43963 2333 89 others other NNS 43963 2333 90 . . . 43963 2334 1 At at IN 43963 2334 2 present present JJ 43963 2334 3 , , , 43963 2334 4 climatic climatic JJ 43963 2334 5 change change NN 43963 2334 6 gives give VBZ 43963 2334 7 us -PRON- PRP 43963 2334 8 the the DT 43963 2334 9 best good JJS 43963 2334 10 means mean NNS 43963 2334 11 for for IN 43963 2334 12 separating separate VBG 43963 2334 13 the the DT 43963 2334 14 accumulations accumulation NNS 43963 2334 15 formed form VBN 43963 2334 16 subsequently subsequently RB 43963 2334 17 to to IN 43963 2334 18 the the DT 43963 2334 19 Pliocene pliocene JJ 43963 2334 20 period period NN 43963 2334 21 over over IN 43963 2334 22 large large JJ 43963 2334 23 parts part NNS 43963 2334 24 of of IN 43963 2334 25 the the DT 43963 2334 26 Eurasian eurasian JJ 43963 2334 27 land land NN 43963 2334 28 - - HYPH 43963 2334 29 tract tract NN 43963 2334 30 , , , 43963 2334 31 and and CC 43963 2334 32 the the DT 43963 2334 33 most most RBS 43963 2334 34 convenient convenient JJ 43963 2334 35 division division NN 43963 2334 36 of of IN 43963 2334 37 these these DT 43963 2334 38 continental continental JJ 43963 2334 39 accumulations accumulation NNS 43963 2334 40 is be VBZ 43963 2334 41 to to TO 43963 2334 42 refer refer VB 43963 2334 43 them -PRON- PRP 43963 2334 44 to to IN 43963 2334 45 three three CD 43963 2334 46 periods period NNS 43963 2334 47 , , , 43963 2334 48 viz viz NN 43963 2334 49 . . . 43963 2335 1 : : : 43963 2335 2 -- -- : 43963 2335 3 The the DT 43963 2335 4 Forest Forest NNP 43963 2335 5 Period Period NNP 43963 2335 6 ( ( -LRB- 43963 2335 7 in in IN 43963 2335 8 which which WDT 43963 2335 9 we -PRON- PRP 43963 2335 10 are be VBP 43963 2335 11 now now RB 43963 2335 12 living live VBG 43963 2335 13 ) ) -RRB- 43963 2335 14 . . . 43963 2336 1 The the DT 43963 2336 2 Steppe Steppe NNP 43963 2336 3 Period Period NNP 43963 2336 4 . . . 43963 2337 1 The the DT 43963 2337 2 Glacial Glacial NNP 43963 2337 3 Period Period NNP 43963 2337 4 . . . 43963 2338 1 Some some DT 43963 2338 2 of of IN 43963 2338 3 the the DT 43963 2338 4 accumulations accumulation NNS 43963 2338 5 which which WDT 43963 2338 6 were be VBD 43963 2338 7 formed form VBN 43963 2338 8 during during IN 43963 2338 9 the the DT 43963 2338 10 Steppe Steppe NNP 43963 2338 11 period period NN 43963 2338 12 are be VBP 43963 2338 13 included include VBN 43963 2338 14 in in IN 43963 2338 15 the the DT 43963 2338 16 Pleistocene Pleistocene NNP 43963 2338 17 period period NN 43963 2338 18 by by IN 43963 2338 19 many many JJ 43963 2338 20 writers writer NNS 43963 2338 21 , , , 43963 2338 22 but but CC 43963 2338 23 I -PRON- PRP 43963 2338 24 prefer prefer VBP 43963 2338 25 to to TO 43963 2338 26 treat treat VB 43963 2338 27 of of IN 43963 2338 28 them -PRON- PRP 43963 2338 29 as as IN 43963 2338 30 post post JJ 43963 2338 31 - - NNP 43963 2338 32 Pleistocene Pleistocene NNP 43963 2338 33 . . . 43963 2339 1 In in IN 43963 2339 2 the the DT 43963 2339 3 present present JJ 43963 2339 4 state state NN 43963 2339 5 of of IN 43963 2339 6 our -PRON- PRP$ 43963 2339 7 knowledge knowledge NN 43963 2339 8 of of IN 43963 2339 9 the the DT 43963 2339 10 glacial glacial JJ 43963 2339 11 deposits deposit NNS 43963 2339 12 any any DT 43963 2339 13 attempt attempt NN 43963 2339 14 to to TO 43963 2339 15 make make VB 43963 2339 16 a a DT 43963 2339 17 classification classification NN 43963 2339 18 applicable applicable JJ 43963 2339 19 over over IN 43963 2339 20 very very RB 43963 2339 21 wide wide JJ 43963 2339 22 areas area NNS 43963 2339 23 is be VBZ 43963 2339 24 doomed doom VBN 43963 2339 25 to to IN 43963 2339 26 failure failure NN 43963 2339 27 , , , 43963 2339 28 and and CC 43963 2339 29 the the DT 43963 2339 30 very very JJ 43963 2339 31 principles principle NNS 43963 2339 32 upon upon IN 43963 2339 33 which which WDT 43963 2339 34 the the DT 43963 2339 35 classification classification NN 43963 2339 36 should should MD 43963 2339 37 be be VB 43963 2339 38 based base VBN 43963 2339 39 are be VBP 43963 2339 40 a a DT 43963 2339 41 subject subject NN 43963 2339 42 of of IN 43963 2339 43 disagreement disagreement NN 43963 2339 44 . . . 43963 2340 1 The the DT 43963 2340 2 most most RBS 43963 2340 3 promising promising JJ 43963 2340 4 basis basis NN 43963 2340 5 for for IN 43963 2340 6 classification classification NN 43963 2340 7 is be VBZ 43963 2340 8 founded found VBN 43963 2340 9 on on IN 43963 2340 10 alternate alternate JJ 43963 2340 11 recession recession NN 43963 2340 12 and and CC 43963 2340 13 advance advance NN 43963 2340 14 of of IN 43963 2340 15 land land NN 43963 2340 16 - - HYPH 43963 2340 17 ice ice NN 43963 2340 18 , , , 43963 2340 19 though though IN 43963 2340 20 the the DT 43963 2340 21 proofs proof NNS 43963 2340 22 that that IN 43963 2340 23 advance advance NN 43963 2340 24 takes take VBZ 43963 2340 25 place place NN 43963 2340 26 simultaneously simultaneously RB 43963 2340 27 over over IN 43963 2340 28 very very RB 43963 2340 29 wide wide JJ 43963 2340 30 areas area NNS 43963 2340 31 are be VBP 43963 2340 32 not not RB 43963 2340 33 yet yet RB 43963 2340 34 forthcoming forthcoming JJ 43963 2340 35 . . . 43963 2341 1 Dr Dr NNP 43963 2341 2 J. J. NNP 43963 2341 3 Geikie Geikie NNP 43963 2341 4 in in IN 43963 2341 5 the the DT 43963 2341 6 last last JJ 43963 2341 7 edition edition NN 43963 2341 8 of of IN 43963 2341 9 his -PRON- PRP$ 43963 2341 10 work work NN 43963 2341 11 _ _ NNP 43963 2341 12 The the DT 43963 2341 13 Great Great NNP 43963 2341 14 Ice Ice NNP 43963 2341 15 Age Age NNP 43963 2341 16 _ _ NNP 43963 2341 17 adopts adopt VBZ 43963 2341 18 four four CD 43963 2341 19 periods period NNS 43963 2341 20 of of IN 43963 2341 21 glaciation glaciation NN 43963 2341 22 , , , 43963 2341 23 with with IN 43963 2341 24 intervening intervene VBG 43963 2341 25 periods period NNS 43963 2341 26 of of IN 43963 2341 27 recession recession NN 43963 2341 28 , , , 43963 2341 29 and and CC 43963 2341 30 this this DT 43963 2341 31 division division NN 43963 2341 32 accords accord VBZ 43963 2341 33 with with IN 43963 2341 34 the the DT 43963 2341 35 observations observation NNS 43963 2341 36 of of IN 43963 2341 37 many many JJ 43963 2341 38 foreign foreign JJ 43963 2341 39 geologists geologist NNS 43963 2341 40 . . . 43963 2342 1 In in IN 43963 2342 2 order order NN 43963 2342 3 to to TO 43963 2342 4 understand understand VB 43963 2342 5 the the DT 43963 2342 6 method method NN 43963 2342 7 of of IN 43963 2342 8 classification classification NN 43963 2342 9 upon upon IN 43963 2342 10 this this DT 43963 2342 11 basis basis NN 43963 2342 12 , , , 43963 2342 13 a a DT 43963 2342 14 few few JJ 43963 2342 15 words word NNS 43963 2342 16 concerning concern VBG 43963 2342 17 glacial glacial JJ 43963 2342 18 deposits deposit NNS 43963 2342 19 in in IN 43963 2342 20 general general JJ 43963 2342 21 will will MD 43963 2342 22 not not RB 43963 2342 23 be be VB 43963 2342 24 out out IN 43963 2342 25 of of IN 43963 2342 26 place place NN 43963 2342 27 . . . 43963 2343 1 Glacial glacial JJ 43963 2343 2 accumulations accumulation NNS 43963 2343 3 may may MD 43963 2343 4 be be VB 43963 2343 5 divided divide VBN 43963 2343 6 into into IN 43963 2343 7 three three CD 43963 2343 8 classes:--(i classes:--(i NNS 43963 2343 9 ) ) -RRB- 43963 2343 10 true true JJ 43963 2343 11 glacial glacial JJ 43963 2343 12 accumulations accumulation NNS 43963 2343 13 , , , 43963 2343 14 formed form VBN 43963 2343 15 on on IN 43963 2343 16 , , , 43963 2343 17 in in RB 43963 2343 18 , , , 43963 2343 19 and and CC 43963 2343 20 under under IN 43963 2343 21 the the DT 43963 2343 22 ice ice NN 43963 2343 23 , , , 43963 2343 24 and and CC 43963 2343 25 left leave VBD 43963 2343 26 behind behind RP 43963 2343 27 upon upon IN 43963 2343 28 its -PRON- PRP$ 43963 2343 29 recession recession NN 43963 2343 30 , , , 43963 2343 31 ( ( -LRB- 43963 2343 32 ii ii NNP 43963 2343 33 ) ) -RRB- 43963 2343 34 marine marine JJ 43963 2343 35 glacial glacial JJ 43963 2343 36 deposits deposit NNS 43963 2343 37 , , , 43963 2343 38 laid lay VBN 43963 2343 39 down down RP 43963 2343 40 in in IN 43963 2343 41 the the DT 43963 2343 42 sea sea NN 43963 2343 43 , , , 43963 2343 44 when when WRB 43963 2343 45 floating float VBG 43963 2343 46 ice ice NN 43963 2343 47 is be VBZ 43963 2343 48 extensively extensively RB 43963 2343 49 found find VBN 43963 2343 50 on on IN 43963 2343 51 its -PRON- PRP$ 43963 2343 52 surface surface NN 43963 2343 53 , , , 43963 2343 54 and and CC 43963 2343 55 ( ( -LRB- 43963 2343 56 iii iii NNP 43963 2343 57 ) ) -RRB- 43963 2343 58 fluvio fluvio NN 43963 2343 59 - - HYPH 43963 2343 60 glacial glacial JJ 43963 2343 61 deposits deposit NNS 43963 2343 62 , , , 43963 2343 63 laid lay VBN 43963 2343 64 down down RP 43963 2343 65 by by IN 43963 2343 66 streams stream NNS 43963 2343 67 which which WDT 43963 2343 68 come come VBP 43963 2343 69 from from IN 43963 2343 70 the the DT 43963 2343 71 ice ice NN 43963 2343 72 . . . 43963 2344 1 The the DT 43963 2344 2 two two CD 43963 2344 3 former former JJ 43963 2344 4 indicate indicate VBP 43963 2344 5 glacial glacial JJ 43963 2344 6 conditions condition NNS 43963 2344 7 , , , 43963 2344 8 while while IN 43963 2344 9 the the DT 43963 2344 10 occurrence occurrence NN 43963 2344 11 of of IN 43963 2344 12 fluvio fluvio NN 43963 2344 13 - - HYPH 43963 2344 14 glacial glacial JJ 43963 2344 15 deposits deposit NNS 43963 2344 16 overlain overlain VBP 43963 2344 17 by by IN 43963 2344 18 true true JJ 43963 2344 19 glacial glacial JJ 43963 2344 20 deposits deposit NNS 43963 2344 21 indicates indicate VBZ 43963 2344 22 an an DT 43963 2344 23 advance advance NN 43963 2344 24 of of IN 43963 2344 25 land land NN 43963 2344 26 - - HYPH 43963 2344 27 ice ice NN 43963 2344 28 , , , 43963 2344 29 for for IN 43963 2344 30 the the DT 43963 2344 31 fluvio fluvio NN 43963 2344 32 - - HYPH 43963 2344 33 glacial glacial JJ 43963 2344 34 deposits deposit NNS 43963 2344 35 are be VBP 43963 2344 36 accumulated accumulate VBN 43963 2344 37 in in IN 43963 2344 38 front front NN 43963 2344 39 of of IN 43963 2344 40 those those DT 43963 2344 41 which which WDT 43963 2344 42 are be VBP 43963 2344 43 truly truly RB 43963 2344 44 glacial glacial JJ 43963 2344 45 . . . 43963 2345 1 Accordingly accordingly RB 43963 2345 2 if if IN 43963 2345 3 we -PRON- PRP 43963 2345 4 find find VBP 43963 2345 5 alternations alternation NNS 43963 2345 6 of of IN 43963 2345 7 glacial glacial JJ 43963 2345 8 and and CC 43963 2345 9 fluvio fluvio NN 43963 2345 10 - - HYPH 43963 2345 11 glacial glacial JJ 43963 2345 12 deposits deposit NNS 43963 2345 13 on on IN 43963 2345 14 a a DT 43963 2345 15 large large JJ 43963 2345 16 scale scale NN 43963 2345 17 , , , 43963 2345 18 we -PRON- PRP 43963 2345 19 may may MD 43963 2345 20 fairly fairly RB 43963 2345 21 infer infer VB 43963 2345 22 the the DT 43963 2345 23 alternation alternation NN 43963 2345 24 of of IN 43963 2345 25 periods period NNS 43963 2345 26 of of IN 43963 2345 27 great great JJ 43963 2345 28 glaciation glaciation NN 43963 2345 29 with with IN 43963 2345 30 others other NNS 43963 2345 31 when when WRB 43963 2345 32 the the DT 43963 2345 33 ice ice NN 43963 2345 34 diminished diminish VBD 43963 2345 35 , , , 43963 2345 36 or or CC 43963 2345 37 in in IN 43963 2345 38 other other JJ 43963 2345 39 words word NNS 43963 2345 40 of of IN 43963 2345 41 glacial glacial JJ 43963 2345 42 and and CC 43963 2345 43 interglacial interglacial JJ 43963 2345 44 periods period NNS 43963 2345 45 . . . 43963 2346 1 There there EX 43963 2346 2 is be VBZ 43963 2346 3 , , , 43963 2346 4 however however RB 43963 2346 5 , , , 43963 2346 6 in in IN 43963 2346 7 many many JJ 43963 2346 8 cases case NNS 43963 2346 9 great great JJ 43963 2346 10 difficulty difficulty NN 43963 2346 11 in in IN 43963 2346 12 distinguishing distinguish VBG 43963 2346 13 glacial glacial JJ 43963 2346 14 deposits deposit NNS 43963 2346 15 from from IN 43963 2346 16 marine marine JJ 43963 2346 17 glacial glacial JJ 43963 2346 18 ones one NNS 43963 2346 19 , , , 43963 2346 20 while while IN 43963 2346 21 some some DT 43963 2346 22 of of IN 43963 2346 23 the the DT 43963 2346 24 true true JJ 43963 2346 25 glacial glacial JJ 43963 2346 26 deposits deposit NNS 43963 2346 27 formed form VBN 43963 2346 28 _ _ NNP 43963 2346 29 in in IN 43963 2346 30 _ _ NNP 43963 2346 31 the the DT 43963 2346 32 ice ice NN 43963 2346 33 ( ( -LRB- 43963 2346 34 englacial englacial JJ 43963 2346 35 deposits deposit NNS 43963 2346 36 ) ) -RRB- 43963 2346 37 can can MD 43963 2346 38 not not RB 43963 2346 39 readily readily RB 43963 2346 40 be be VB 43963 2346 41 distinguished distinguish VBN 43963 2346 42 from from IN 43963 2346 43 those those DT 43963 2346 44 of of IN 43963 2346 45 fluvio fluvio NN 43963 2346 46 - - HYPH 43963 2346 47 glacial glacial JJ 43963 2346 48 origin origin NN 43963 2346 49 . . . 43963 2347 1 Furthermore furthermore RB 43963 2347 2 , , , 43963 2347 3 as as IN 43963 2347 4 the the DT 43963 2347 5 terminal terminal JJ 43963 2347 6 moraines moraine NNS 43963 2347 7 of of IN 43963 2347 8 land land NN 43963 2347 9 - - HYPH 43963 2347 10 ice ice NN 43963 2347 11 often often RB 43963 2347 12 rest rest VBP 43963 2347 13 upon upon IN 43963 2347 14 other other JJ 43963 2347 15 true true JJ 43963 2347 16 glacial glacial JJ 43963 2347 17 deposits deposit NNS 43963 2347 18 , , , 43963 2347 19 it -PRON- PRP 43963 2347 20 is be VBZ 43963 2347 21 often often RB 43963 2347 22 difficult difficult JJ 43963 2347 23 to to TO 43963 2347 24 know know VB 43963 2347 25 whether whether IN 43963 2347 26 we -PRON- PRP 43963 2347 27 are be VBP 43963 2347 28 dealing deal VBG 43963 2347 29 with with IN 43963 2347 30 the the DT 43963 2347 31 products product NNS 43963 2347 32 of of IN 43963 2347 33 one one CD 43963 2347 34 or or CC 43963 2347 35 two two CD 43963 2347 36 glaciations glaciation NNS 43963 2347 37 over over IN 43963 2347 38 limited limited JJ 43963 2347 39 areas area NNS 43963 2347 40 . . . 43963 2348 1 The the DT 43963 2348 2 test test NN 43963 2348 3 of of IN 43963 2348 4 superposition superposition NN 43963 2348 5 is be VBZ 43963 2348 6 often often RB 43963 2348 7 applicable applicable JJ 43963 2348 8 , , , 43963 2348 9 and and CC 43963 2348 10 one one CD 43963 2348 11 is be VBZ 43963 2348 12 enabled enable VBN 43963 2348 13 to to TO 43963 2348 14 obtain obtain VB 43963 2348 15 some some DT 43963 2348 16 clue clue NN 43963 2348 17 as as IN 43963 2348 18 to to IN 43963 2348 19 the the DT 43963 2348 20 relative relative JJ 43963 2348 21 order order NN 43963 2348 22 of of IN 43963 2348 23 events event NNS 43963 2348 24 . . . 43963 2349 1 In in IN 43963 2349 2 England England NNP 43963 2349 3 at at IN 43963 2349 4 least least RBS 43963 2349 5 three three CD 43963 2349 6 periods period NNS 43963 2349 7 of of IN 43963 2349 8 glaciation glaciation NN 43963 2349 9 seem seem VBP 43963 2349 10 to to TO 43963 2349 11 be be VB 43963 2349 12 indicated indicate VBN 43963 2349 13 by by IN 43963 2349 14 the the DT 43963 2349 15 glacial glacial JJ 43963 2349 16 deposits deposit NNS 43963 2349 17 . . . 43963 2350 1 On on IN 43963 2350 2 the the DT 43963 2350 3 east east JJ 43963 2350 4 coast coast NN 43963 2350 5 the the DT 43963 2350 6 Cromer Cromer NNP 43963 2350 7 Forest Forest NNP 43963 2350 8 Series Series NNP 43963 2350 9 is be VBZ 43963 2350 10 succeeded succeed VBN 43963 2350 11 by by IN 43963 2350 12 the the DT 43963 2350 13 Cromer Cromer NNP 43963 2350 14 Till Till NNP 43963 2350 15 , , , 43963 2350 16 and and CC 43963 2350 17 in in IN 43963 2350 18 Yorkshire Yorkshire NNP 43963 2350 19 the the DT 43963 2350 20 Basement Basement NNP 43963 2350 21 Clay Clay NNP 43963 2350 22 occupies occupy VBZ 43963 2350 23 a a DT 43963 2350 24 similar similar JJ 43963 2350 25 position position NN 43963 2350 26 with with IN 43963 2350 27 regard regard NN 43963 2350 28 to to IN 43963 2350 29 the the DT 43963 2350 30 overlying overlie VBG 43963 2350 31 glacial glacial JJ 43963 2350 32 accumulations accumulation NNS 43963 2350 33 to to IN 43963 2350 34 that that DT 43963 2350 35 of of IN 43963 2350 36 the the DT 43963 2350 37 Cromer Cromer NNP 43963 2350 38 Till Till NNP 43963 2350 39 . . . 43963 2351 1 Whether whether IN 43963 2351 2 these these DT 43963 2351 3 deposits deposit NNS 43963 2351 4 be be VBP 43963 2351 5 marine marine JJ 43963 2351 6 or or CC 43963 2351 7 terrestrial terrestrial JJ 43963 2351 8 , , , 43963 2351 9 and and CC 43963 2351 10 the the DT 43963 2351 11 evidence evidence NN 43963 2351 12 is be VBZ 43963 2351 13 not not RB 43963 2351 14 yet yet RB 43963 2351 15 sufficient sufficient JJ 43963 2351 16 to to TO 43963 2351 17 settle settle VB 43963 2351 18 this this DT 43963 2351 19 question question NN 43963 2351 20 to to IN 43963 2351 21 the the DT 43963 2351 22 satisfaction satisfaction NN 43963 2351 23 of of IN 43963 2351 24 all all DT 43963 2351 25 geologists geologist NNS 43963 2351 26 , , , 43963 2351 27 there there EX 43963 2351 28 is be VBZ 43963 2351 29 no no DT 43963 2351 30 doubt doubt NN 43963 2351 31 that that IN 43963 2351 32 they -PRON- PRP 43963 2351 33 are be VBP 43963 2351 34 glacial glacial JJ 43963 2351 35 . . . 43963 2352 1 Above above IN 43963 2352 2 them -PRON- PRP 43963 2352 3 , , , 43963 2352 4 in in IN 43963 2352 5 East East NNP 43963 2352 6 Anglia Anglia NNP 43963 2352 7 , , , 43963 2352 8 lies lie VBZ 43963 2352 9 the the DT 43963 2352 10 Contorted Contorted NNP 43963 2352 11 Drift Drift NNP 43963 2352 12 , , , 43963 2352 13 the the DT 43963 2352 14 origin origin NN 43963 2352 15 of of IN 43963 2352 16 which which WDT 43963 2352 17 is be VBZ 43963 2352 18 still still RB 43963 2352 19 a a DT 43963 2352 20 moot moot JJ 43963 2352 21 point point NN 43963 2352 22 , , , 43963 2352 23 and and CC 43963 2352 24 it -PRON- PRP 43963 2352 25 is be VBZ 43963 2352 26 overlain overlain NN 43963 2352 27 by by IN 43963 2352 28 the the DT 43963 2352 29 great great JJ 43963 2352 30 Chalky Chalky NNP 43963 2352 31 Boulder Boulder NNP 43963 2352 32 Clay Clay NNP 43963 2352 33 , , , 43963 2352 34 which which WDT 43963 2352 35 extends extend VBZ 43963 2352 36 far far RB 43963 2352 37 and and CC 43963 2352 38 wide wide RB 43963 2352 39 over over IN 43963 2352 40 East East NNP 43963 2352 41 Anglia Anglia NNP 43963 2352 42 , , , 43963 2352 43 the the DT 43963 2352 44 Midland Midland NNP 43963 2352 45 Counties Counties NNPS 43963 2352 46 and and CC 43963 2352 47 into into IN 43963 2352 48 Yorkshire Yorkshire NNP 43963 2352 49 . . . 43963 2353 1 Evidence evidence NN 43963 2353 2 has have VBZ 43963 2353 3 been be VBN 43963 2353 4 adduced adduce VBN 43963 2353 5 to to TO 43963 2353 6 connect connect VB 43963 2353 7 this this DT 43963 2353 8 with with IN 43963 2353 9 the the DT 43963 2353 10 _ _ NNP 43963 2353 11 till till IN 43963 2353 12 _ _ NNP 43963 2353 13 or or CC 43963 2353 14 boulder boulder NN 43963 2353 15 clay clay NN 43963 2353 16 which which WDT 43963 2353 17 spreads spread VBZ 43963 2353 18 over over IN 43963 2353 19 the the DT 43963 2353 20 upland upland JJ 43963 2353 21 districts district NNS 43963 2353 22 of of IN 43963 2353 23 the the DT 43963 2353 24 north north NN 43963 2353 25 of of IN 43963 2353 26 England England NNP 43963 2353 27 at at IN 43963 2353 28 the the DT 43963 2353 29 foot foot NN 43963 2353 30 of of IN 43963 2353 31 the the DT 43963 2353 32 main main JJ 43963 2353 33 hill hill NN 43963 2353 34 - - HYPH 43963 2353 35 systems system NNS 43963 2353 36 . . . 43963 2354 1 This this DT 43963 2354 2 set set NN 43963 2354 3 of of IN 43963 2354 4 deposits deposit NNS 43963 2354 5 indicates indicate VBZ 43963 2354 6 a a DT 43963 2354 7 second second JJ 43963 2354 8 glaciation glaciation NN 43963 2354 9 . . . 43963 2355 1 As as IN 43963 2355 2 the the DT 43963 2355 3 upland upland NN 43963 2355 4 till till IN 43963 2355 5 is be VBZ 43963 2355 6 often often RB 43963 2355 7 ploughed plough VBN 43963 2355 8 out out RP 43963 2355 9 by by IN 43963 2355 10 glaciers glacier NNS 43963 2355 11 which which WDT 43963 2355 12 have have VBP 43963 2355 13 left leave VBN 43963 2355 14 their -PRON- PRP$ 43963 2355 15 traces trace NNS 43963 2355 16 in in IN 43963 2355 17 the the DT 43963 2355 18 form form NN 43963 2355 19 of of IN 43963 2355 20 moraines moraine NNS 43963 2355 21 in in IN 43963 2355 22 our -PRON- PRP$ 43963 2355 23 upland upland JJ 43963 2355 24 regions region NNS 43963 2355 25 , , , 43963 2355 26 we -PRON- PRP 43963 2355 27 seem seem VBP 43963 2355 28 here here RB 43963 2355 29 to to TO 43963 2355 30 have have VB 43963 2355 31 evidence evidence NN 43963 2355 32 of of IN 43963 2355 33 a a DT 43963 2355 34 third third JJ 43963 2355 35 glaciation glaciation NN 43963 2355 36 , , , 43963 2355 37 which which WDT 43963 2355 38 naturally naturally RB 43963 2355 39 leaves leave VBZ 43963 2355 40 no no DT 43963 2355 41 traces trace NNS 43963 2355 42 in in IN 43963 2355 43 the the DT 43963 2355 44 southern southern JJ 43963 2355 45 districts district NNS 43963 2355 46 , , , 43963 2355 47 and and CC 43963 2355 48 the the DT 43963 2355 49 exact exact JJ 43963 2355 50 age age NN 43963 2355 51 of of IN 43963 2355 52 this this DT 43963 2355 53 can can MD 43963 2355 54 not not RB 43963 2355 55 be be VB 43963 2355 56 ascertained ascertain VBN 43963 2355 57 in in IN 43963 2355 58 the the DT 43963 2355 59 absence absence NN 43963 2355 60 of of IN 43963 2355 61 fossil fossil JJ 43963 2355 62 evidence evidence NN 43963 2355 63 , , , 43963 2355 64 though though IN 43963 2355 65 we -PRON- PRP 43963 2355 66 may may MD 43963 2355 67 provisionally provisionally RB 43963 2355 68 refer refer VB 43963 2355 69 it -PRON- PRP 43963 2355 70 to to IN 43963 2355 71 the the DT 43963 2355 72 Pleistocene Pleistocene NNP 43963 2355 73 period period NN 43963 2355 74 . . . 43963 2356 1 Another another DT 43963 2356 2 attempt attempt NN 43963 2356 3 has have VBZ 43963 2356 4 been be VBN 43963 2356 5 made make VBN 43963 2356 6 to to TO 43963 2356 7 classify classify VB 43963 2356 8 the the DT 43963 2356 9 glacial glacial JJ 43963 2356 10 deposits deposit NNS 43963 2356 11 , , , 43963 2356 12 on on IN 43963 2356 13 the the DT 43963 2356 14 supposition supposition NN 43963 2356 15 that that IN 43963 2356 16 there there EX 43963 2356 17 have have VBP 43963 2356 18 been be VBN 43963 2356 19 periods period NNS 43963 2356 20 of of IN 43963 2356 21 elevation elevation NN 43963 2356 22 and and CC 43963 2356 23 depression depression NN 43963 2356 24 of of IN 43963 2356 25 the the DT 43963 2356 26 land land NN 43963 2356 27 during during IN 43963 2356 28 Pleistocene Pleistocene NNP 43963 2356 29 times time NNS 43963 2356 30 . . . 43963 2357 1 Some some DT 43963 2357 2 writers writer NNS 43963 2357 3 advocate advocate VBP 43963 2357 4 one one CD 43963 2357 5 interglacial interglacial JJ 43963 2357 6 period period NN 43963 2357 7 when when WRB 43963 2357 8 the the DT 43963 2357 9 land land NN 43963 2357 10 was be VBD 43963 2357 11 depressed depressed JJ 43963 2357 12 to to IN 43963 2357 13 an an DT 43963 2357 14 extent extent NN 43963 2357 15 of of IN 43963 2357 16 1400 1400 CD 43963 2357 17 and and CC 43963 2357 18 perhaps perhaps RB 43963 2357 19 2000 2000 CD 43963 2357 20 feet foot NNS 43963 2357 21 , , , 43963 2357 22 while while IN 43963 2357 23 others other NNS 43963 2357 24 have have VBP 43963 2357 25 advocated advocate VBN 43963 2357 26 the the DT 43963 2357 27 occurrence occurrence NN 43963 2357 28 of of IN 43963 2357 29 a a DT 43963 2357 30 number number NN 43963 2357 31 of of IN 43963 2357 32 such such JJ 43963 2357 33 interglacial interglacial JJ 43963 2357 34 marine marine NN 43963 2357 35 periods period NNS 43963 2357 36 . . . 43963 2358 1 The the DT 43963 2358 2 evidence evidence NN 43963 2358 3 for for IN 43963 2358 4 the the DT 43963 2358 5 supposed suppose VBN 43963 2358 6 oscillations oscillation NNS 43963 2358 7 is be VBZ 43963 2358 8 furnished furnish VBN 43963 2358 9 by by IN 43963 2358 10 the the DT 43963 2358 11 existence existence NN 43963 2358 12 of of IN 43963 2358 13 shell shell NN 43963 2358 14 - - HYPH 43963 2358 15 bearing bearing NN 43963 2358 16 sands sand NNS 43963 2358 17 associated associate VBN 43963 2358 18 with with IN 43963 2358 19 boulder boulder NN 43963 2358 20 clays clay NNS 43963 2358 21 at at IN 43963 2358 22 high high JJ 43963 2358 23 levels level NNS 43963 2358 24 , , , 43963 2358 25 the the DT 43963 2358 26 best well RBS 43963 2358 27 known known JJ 43963 2358 28 being being NN 43963 2358 29 on on IN 43963 2358 30 Moel Moel NNP 43963 2358 31 Tryfan Tryfan NNP 43963 2358 32 in in IN 43963 2358 33 Caernarvonshire Caernarvonshire NNP 43963 2358 34 , , , 43963 2358 35 near near IN 43963 2358 36 Macclesfield Macclesfield NNP 43963 2358 37 in in IN 43963 2358 38 Cheshire Cheshire NNP 43963 2358 39 , , , 43963 2358 40 and and CC 43963 2358 41 near near IN 43963 2358 42 Oswestry Oswestry NNP 43963 2358 43 in in IN 43963 2358 44 Shropshire Shropshire NNP 43963 2358 45 . . . 43963 2359 1 As as IN 43963 2359 2 many many JJ 43963 2359 3 geologists geologist NNS 43963 2359 4 believe believe VBP 43963 2359 5 that that IN 43963 2359 6 these these DT 43963 2359 7 shells shell NNS 43963 2359 8 have have VBP 43963 2359 9 been be VBN 43963 2359 10 carried carry VBN 43963 2359 11 to to IN 43963 2359 12 their -PRON- PRP$ 43963 2359 13 present present JJ 43963 2359 14 position position NN 43963 2359 15 by by IN 43963 2359 16 ice ice NN 43963 2359 17 in in IN 43963 2359 18 a a DT 43963 2359 19 way way NN 43963 2359 20 which which WDT 43963 2359 21 it -PRON- PRP 43963 2359 22 is be VBZ 43963 2359 23 not not RB 43963 2359 24 our -PRON- PRP$ 43963 2359 25 province province NN 43963 2359 26 to to TO 43963 2359 27 discuss discuss VB 43963 2359 28 here here RB 43963 2359 29 , , , 43963 2359 30 we -PRON- PRP 43963 2359 31 may may MD 43963 2359 32 dismiss dismiss VB 43963 2359 33 this this DT 43963 2359 34 method method NN 43963 2359 35 of of IN 43963 2359 36 classification classification NN 43963 2359 37 as as IN 43963 2359 38 based base VBN 43963 2359 39 upon upon IN 43963 2359 40 events event NNS 43963 2359 41 which which WDT 43963 2359 42 can can MD 43963 2359 43 not not RB 43963 2359 44 be be VB 43963 2359 45 proved prove VBN 43963 2359 46 to to TO 43963 2359 47 have have VB 43963 2359 48 occurred occur VBN 43963 2359 49 . . . 43963 2360 1 In in IN 43963 2360 2 the the DT 43963 2360 3 present present JJ 43963 2360 4 state state NN 43963 2360 5 of of IN 43963 2360 6 our -PRON- PRP$ 43963 2360 7 knowledge knowledge NN 43963 2360 8 , , , 43963 2360 9 it -PRON- PRP 43963 2360 10 is be VBZ 43963 2360 11 indeed indeed RB 43963 2360 12 best good JJS 43963 2360 13 to to TO 43963 2360 14 avoid avoid VB 43963 2360 15 , , , 43963 2360 16 as as RB 43963 2360 17 far far RB 43963 2360 18 as as IN 43963 2360 19 possible possible JJ 43963 2360 20 , , , 43963 2360 21 classifications classification NNS 43963 2360 22 which which WDT 43963 2360 23 are be VBP 43963 2360 24 intended intend VBN 43963 2360 25 to to TO 43963 2360 26 be be VB 43963 2360 27 applicable applicable JJ 43963 2360 28 over over IN 43963 2360 29 wide wide JJ 43963 2360 30 regions region NNS 43963 2360 31 , , , 43963 2360 32 and and CC 43963 2360 33 to to TO 43963 2360 34 devote devote VB 43963 2360 35 our -PRON- PRP$ 43963 2360 36 attention attention NN 43963 2360 37 to to IN 43963 2360 38 local local JJ 43963 2360 39 details detail NNS 43963 2360 40 , , , 43963 2360 41 gradually gradually RB 43963 2360 42 piecing piece VBG 43963 2360 43 together together RB 43963 2360 44 the the DT 43963 2360 45 evidence evidence NN 43963 2360 46 which which WDT 43963 2360 47 is be VBZ 43963 2360 48 obtained obtain VBN 43963 2360 49 as as IN 43963 2360 50 the the DT 43963 2360 51 result result NN 43963 2360 52 of of IN 43963 2360 53 exhaustive exhaustive JJ 43963 2360 54 examination examination NN 43963 2360 55 of of IN 43963 2360 56 each each DT 43963 2360 57 separate separate JJ 43963 2360 58 area[109 area[109 '' 43963 2360 59 ] ] -RRB- 43963 2360 60 . . . 43963 2361 1 [ [ -LRB- 43963 2361 2 Footnote Footnote NNP 43963 2361 3 109 109 CD 43963 2361 4 : : : 43963 2361 5 The the DT 43963 2361 6 glacial glacial JJ 43963 2361 7 literature literature NN 43963 2361 8 of of IN 43963 2361 9 our -PRON- PRP$ 43963 2361 10 own own JJ 43963 2361 11 island island NN 43963 2361 12 only only RB 43963 2361 13 , , , 43963 2361 14 is be VBZ 43963 2361 15 so so RB 43963 2361 16 extensive extensive JJ 43963 2361 17 that that IN 43963 2361 18 the the DT 43963 2361 19 student student NN 43963 2361 20 may may MD 43963 2361 21 well well RB 43963 2361 22 be be VB 43963 2361 23 bewildered bewilder VBN 43963 2361 24 when when WRB 43963 2361 25 he -PRON- PRP 43963 2361 26 attempts attempt VBZ 43963 2361 27 to to TO 43963 2361 28 grapple grapple VB 43963 2361 29 with with IN 43963 2361 30 it -PRON- PRP 43963 2361 31 . . . 43963 2362 1 He -PRON- PRP 43963 2362 2 is be VBZ 43963 2362 3 recommended recommend VBN 43963 2362 4 to to TO 43963 2362 5 read read VB 43963 2362 6 the the DT 43963 2362 7 following follow VBG 43963 2362 8 general general JJ 43963 2362 9 works work NNS 43963 2362 10 : : : 43963 2362 11 J. J. NNP 43963 2362 12 Geikie Geikie NNP 43963 2362 13 , , , 43963 2362 14 _ _ NNP 43963 2362 15 The the DT 43963 2362 16 Great Great NNP 43963 2362 17 Ice Ice NNP 43963 2362 18 Age Age NNP 43963 2362 19 _ _ NNP 43963 2362 20 . . . 43963 2363 1 3rd 3rd NNP 43963 2363 2 Edition Edition NNP 43963 2363 3 , , , 43963 2363 4 1894 1894 CD 43963 2363 5 . . . 43963 2364 1 H. H. NNP 43963 2364 2 Carvill Carvill NNP 43963 2364 3 Lewis Lewis NNP 43963 2364 4 , , , 43963 2364 5 _ _ NNP 43963 2364 6 The the DT 43963 2364 7 Glacial Glacial NNP 43963 2364 8 Geology Geology NNP 43963 2364 9 of of IN 43963 2364 10 Great Great NNP 43963 2364 11 Britain Britain NNP 43963 2364 12 and and CC 43963 2364 13 Ireland Ireland NNP 43963 2364 14 _ _ NNP 43963 2364 15 . . . 43963 2365 1 1894 1894 CD 43963 2365 2 . . . 43963 2366 1 G. G. NNP 43963 2366 2 F. F. NNP 43963 2366 3 Wright Wright NNP 43963 2366 4 , , , 43963 2366 5 _ _ NNP 43963 2366 6 Man Man NNP 43963 2366 7 and and CC 43963 2366 8 the the DT 43963 2366 9 Glacial Glacial NNP 43963 2366 10 Period Period NNP 43963 2366 11 _ _ NNP 43963 2366 12 , , , 43963 2366 13 1892 1892 CD 43963 2366 14 , , , 43963 2366 15 and and CC 43963 2366 16 _ _ NNP 43963 2366 17 The the DT 43963 2366 18 Ice Ice NNP 43963 2366 19 Age Age NNP 43963 2366 20 in in IN 43963 2366 21 North North NNP 43963 2366 22 America America NNP 43963 2366 23 _ _ NNP 43963 2366 24 , , , 43963 2366 25 1890 1890 CD 43963 2366 26 . . . 43963 2367 1 Sir Sir NNP 43963 2367 2 C. C. NNP 43963 2367 3 Lyell Lyell NNP 43963 2367 4 , , , 43963 2367 5 _ _ NNP 43963 2367 6 Antiquity Antiquity NNP 43963 2367 7 of of IN 43963 2367 8 Man Man NNP 43963 2367 9 _ _ NNP 43963 2367 10 . . . 43963 2368 1 4th 4th NNP 43963 2368 2 Edition Edition NNP 43963 2368 3 , , , 43963 2368 4 1873 1873 CD 43963 2368 5 . . . 43963 2369 1 For for IN 43963 2369 2 the the DT 43963 2369 3 glacial glacial JJ 43963 2369 4 geology geology NN 43963 2369 5 of of IN 43963 2369 6 special special JJ 43963 2369 7 regions region NNS 43963 2369 8 the the DT 43963 2369 9 following follow VBG 43963 2369 10 papers paper NNS 43963 2369 11 may may MD 43963 2369 12 be be VB 43963 2369 13 consulted consult VBN 43963 2369 14 : : : 43963 2369 15 _ _ NNP 43963 2369 16 The the DT 43963 2369 17 Lake Lake NNP 43963 2369 18 District District NNP 43963 2369 19 and and CC 43963 2369 20 adjoining adjoining JJ 43963 2369 21 neighbourhood neighbourhood NN 43963 2369 22 . . . 43963 2369 23 _ _ NNP 43963 2369 24 E. E. NNP 43963 2369 25 H. H. NNP 43963 2369 26 Tiddeman Tiddeman NNP 43963 2369 27 , , , 43963 2369 28 " " `` 43963 2369 29 Evidence evidence NN 43963 2369 30 for for IN 43963 2369 31 the the DT 43963 2369 32 Ice Ice NNP 43963 2369 33 Sheet Sheet NNP 43963 2369 34 in in IN 43963 2369 35 North North NNP 43963 2369 36 Lancashire Lancashire NNP 43963 2369 37 & & CC 43963 2369 38 c. c. NNP 43963 2369 39 " " `` 43963 2369 40 _ _ NNP 43963 2369 41 Quart Quart NNP 43963 2369 42 . . . 43963 2370 1 Journ Journ NNP 43963 2370 2 . . . 43963 2371 1 Geol Geol NNP 43963 2371 2 . . . 43963 2372 1 Soc Soc NNP 43963 2372 2 . . . 43963 2372 3 _ _ NNP 43963 2372 4 , , , 43963 2372 5 vol vol NNP 43963 2372 6 . . . 43963 2373 1 XXVIII XXVIII NNP 43963 2373 2 . . . 43963 2374 1 p. p. NN 43963 2374 2 471 471 CD 43963 2374 3 . . . 43963 2375 1 J. J. NNP 43963 2375 2 G. G. NNP 43963 2375 3 Goodchild Goodchild NNP 43963 2375 4 , , , 43963 2375 5 " " '' 43963 2375 6 Glacial glacial JJ 43963 2375 7 Phenomena Phenomena NNP 43963 2375 8 of of IN 43963 2375 9 the the DT 43963 2375 10 Eden Eden NNP 43963 2375 11 Valley Valley NNP 43963 2375 12 & & CC 43963 2375 13 c. c. NNP 43963 2375 14 " " `` 43963 2375 15 _ _ NNP 43963 2375 16 Quart Quart NNP 43963 2375 17 . . . 43963 2376 1 Journ Journ NNP 43963 2376 2 . . . 43963 2377 1 Geol Geol NNP 43963 2377 2 . . . 43963 2378 1 Soc Soc NNP 43963 2378 2 . . . 43963 2378 3 _ _ NNP 43963 2378 4 , , , 43963 2378 5 vol vol NNP 43963 2378 6 . . . 43963 2379 1 XXXI XXXI NNP 43963 2379 2 . . . 43963 2380 1 p. p. NN 43963 2380 2 55 55 CD 43963 2380 3 , , , 43963 2380 4 and and CC 43963 2380 5 J. J. NNP 43963 2380 6 C. C. NNP 43963 2380 7 Ward Ward NNP 43963 2380 8 , , , 43963 2380 9 _ _ NNP 43963 2380 10 Mem Mem NNP 43963 2380 11 . . . 43963 2381 1 Geol Geol NNP 43963 2381 2 . . . 43963 2382 1 Survey Survey NNP 43963 2382 2 _ _ NNP 43963 2382 3 , , , 43963 2382 4 " " `` 43963 2382 5 The the DT 43963 2382 6 Geology Geology NNP 43963 2382 7 of of IN 43963 2382 8 the the DT 43963 2382 9 Northern northern JJ 43963 2382 10 half half NN 43963 2382 11 of of IN 43963 2382 12 the the DT 43963 2382 13 Lake Lake NNP 43963 2382 14 District District NNP 43963 2382 15 . . . 43963 2382 16 " " '' 43963 2383 1 _ _ NNP 43963 2383 2 Yorkshire Yorkshire NNP 43963 2383 3 . . . 43963 2383 4 _ _ NNP 43963 2383 5 G. G. NNP 43963 2383 6 W. W. NNP 43963 2383 7 Lamplugh Lamplugh NNP 43963 2383 8 , , , 43963 2383 9 " " `` 43963 2383 10 Drift Drift NNP 43963 2383 11 of of IN 43963 2383 12 Flamborough Flamborough NNP 43963 2383 13 Head Head NNP 43963 2383 14 , , , 43963 2383 15 " " '' 43963 2383 16 _ _ NNP 43963 2383 17 Quart Quart NNP 43963 2383 18 . . . 43963 2384 1 Journ Journ NNP 43963 2384 2 . . . 43963 2385 1 Geol Geol NNP 43963 2385 2 . . . 43963 2386 1 Soc Soc NNP 43963 2386 2 . . . 43963 2386 3 _ _ NNP 43963 2386 4 , , , 43963 2386 5 vol vol NNP 43963 2386 6 . . . 43963 2387 1 XLVII XLVII NNP 43963 2387 2 . . . 43963 2388 1 p. p. NN 43963 2388 2 384 384 CD 43963 2388 3 . . . 43963 2389 1 _ _ NNP 43963 2389 2 Lincolnshire Lincolnshire NNP 43963 2389 3 . . . 43963 2389 4 _ _ NNP 43963 2389 5 A. a. NN 43963 2389 6 J. J. NNP 43963 2389 7 Jukes Jukes NNP 43963 2389 8 - - HYPH 43963 2389 9 Browne Browne NNP 43963 2389 10 , , , 43963 2389 11 _ _ NNP 43963 2389 12 Quart Quart NNP 43963 2389 13 . . . 43963 2390 1 Journ Journ NNP 43963 2390 2 . . . 43963 2391 1 Geol Geol NNP 43963 2391 2 . . . 43963 2392 1 Soc Soc NNP 43963 2392 2 . . . 43963 2392 3 _ _ NNP 43963 2392 4 , , , 43963 2392 5 vol vol NNP 43963 2392 6 . . . 43963 2393 1 XXXV XXXV NNP 43963 2393 2 . . . 43963 2394 1 p. p. NN 43963 2394 2 397 397 CD 43963 2394 3 and and CC 43963 2394 4 XLI XLI NNP 43963 2394 5 . . . 43963 2395 1 p. p. NN 43963 2395 2 114 114 CD 43963 2395 3 . . . 43963 2396 1 _ _ NNP 43963 2396 2 East East NNP 43963 2396 3 Anglia Anglia NNP 43963 2396 4 . . . 43963 2396 5 _ _ NNP 43963 2396 6 Clement Clement NNP 43963 2396 7 Reid Reid NNP 43963 2396 8 , , , 43963 2396 9 _ _ NNP 43963 2396 10 Mem Mem NNP 43963 2396 11 . . . 43963 2397 1 Geol Geol NNP 43963 2397 2 . . . 43963 2398 1 Survey Survey NNP 43963 2398 2 _ _ NNP 43963 2398 3 , , , 43963 2398 4 " " `` 43963 2398 5 The the DT 43963 2398 6 Geology Geology NNP 43963 2398 7 of of IN 43963 2398 8 the the DT 43963 2398 9 district district NN 43963 2398 10 around around IN 43963 2398 11 Cromer Cromer NNP 43963 2398 12 . . . 43963 2398 13 " " '' 43963 2399 1 _ _ NNP 43963 2399 2 North North NNP 43963 2399 3 Wales Wales NNP 43963 2399 4 . . . 43963 2399 5 _ _ NNP 43963 2399 6 T. T. NNP 43963 2399 7 McK. McK. NNP 43963 2400 1 Hughes Hughes NNP 43963 2400 2 , , , 43963 2400 3 " " `` 43963 2400 4 Drifts drift NNS 43963 2400 5 of of IN 43963 2400 6 the the DT 43963 2400 7 Yale Yale NNP 43963 2400 8 of of IN 43963 2400 9 Clwyd Clwyd NNP 43963 2400 10 " " '' 43963 2400 11 & & CC 43963 2400 12 c. c. NNP 43963 2400 13 _ _ NNP 43963 2400 14 Quart Quart NNP 43963 2400 15 . . . 43963 2401 1 Journ Journ NNP 43963 2401 2 . . . 43963 2402 1 Geol Geol NNP 43963 2402 2 . . . 43963 2403 1 Soc Soc NNP 43963 2403 2 . . . 43963 2403 3 _ _ NNP 43963 2403 4 , , , 43963 2403 5 vol vol NNP 43963 2403 6 . . . 43963 2404 1 XLIII XLIII NNP 43963 2404 2 . . . 43963 2405 1 p. p. NN 43963 2405 2 73 73 CD 43963 2405 3 , , , 43963 2405 4 and and CC 43963 2405 5 A. A. NNP 43963 2405 6 Strahan Strahan NNP 43963 2405 7 , , , 43963 2405 8 " " '' 43963 2405 9 Glaciation Glaciation NNP 43963 2405 10 of of IN 43963 2405 11 South South NNP 43963 2405 12 Lancashire Lancashire NNP 43963 2405 13 , , , 43963 2405 14 Cheshire Cheshire NNP 43963 2405 15 , , , 43963 2405 16 and and CC 43963 2405 17 the the DT 43963 2405 18 Welsh Welsh NNP 43963 2405 19 Border Border NNP 43963 2405 20 , , , 43963 2405 21 " " '' 43963 2405 22 _ _ NNP 43963 2405 23 ibid ibid NN 43963 2405 24 . . . 43963 2405 25 _ _ NNP 43963 2405 26 , , , 43963 2405 27 vol vol NNP 43963 2405 28 . . . 43963 2406 1 XLII XLII NNP 43963 2406 2 . . . 43963 2407 1 p. p. NN 43963 2407 2 486 486 CD 43963 2407 3 . . . 43963 2408 1 _ _ NNP 43963 2408 2 Switzerland Switzerland NNP 43963 2408 3 . . . 43963 2408 4 _ _ NNP 43963 2408 5 C. C. NNP 43963 2408 6 S. S. NNP 43963 2408 7 du du NNP 43963 2408 8 Riche Riche NNP 43963 2408 9 Preller Preller NNP 43963 2408 10 , , , 43963 2408 11 " " '' 43963 2408 12 On on IN 43963 2408 13 Fluvio Fluvio NNP 43963 2408 14 - - HYPH 43963 2408 15 glacial glacial JJ 43963 2408 16 and and CC 43963 2408 17 Interglacial interglacial JJ 43963 2408 18 Deposits Deposits NNPS 43963 2408 19 in in IN 43963 2408 20 Switzerland Switzerland NNP 43963 2408 21 , , , 43963 2408 22 " " '' 43963 2408 23 _ _ NNP 43963 2408 24 Quart Quart NNP 43963 2408 25 . . . 43963 2409 1 Journ Journ NNP 43963 2409 2 . . . 43963 2410 1 Geol Geol NNP 43963 2410 2 . . . 43963 2411 1 Soc Soc NNP 43963 2411 2 . . . 43963 2411 3 _ _ NNP 43963 2411 4 , , , 43963 2411 5 vol vol NNP 43963 2411 6 . . . 43963 2412 1 LI LI NNP 43963 2412 2 . . . 43963 2413 1 p. p. NN 43963 2413 2 369 369 CD 43963 2413 3 and and CC 43963 2413 4 " " `` 43963 2413 5 On on IN 43963 2413 6 Glacial glacial JJ 43963 2413 7 Deposits deposit NNS 43963 2413 8 , , , 43963 2413 9 Preglacial Preglacial NNP 43963 2413 10 Valleys Valleys NNPS 43963 2413 11 and and CC 43963 2413 12 Interglacial Interglacial NNP 43963 2413 13 Lake Lake NNP 43963 2413 14 formations formation NNS 43963 2413 15 in in IN 43963 2413 16 Sub Sub NNP 43963 2413 17 - - HYPH 43963 2413 18 Alpine Alpine NNP 43963 2413 19 Switzerland Switzerland NNP 43963 2413 20 , , , 43963 2413 21 " " '' 43963 2413 22 _ _ NNP 43963 2413 23 ibid ibid NN 43963 2413 24 . . . 43963 2413 25 _ _ NNP 43963 2413 26 , , , 43963 2413 27 vol vol NNP 43963 2413 28 . . . 43963 2414 1 LII LII NNP 43963 2414 2 . . . 43963 2415 1 p. p. NN 43963 2415 2 556 556 CD 43963 2415 3 . . . 43963 2416 1 The the DT 43963 2416 2 reader reader NN 43963 2416 3 will will MD 43963 2416 4 find find VB 43963 2416 5 references reference NNS 43963 2416 6 to to IN 43963 2416 7 other other JJ 43963 2416 8 works work NNS 43963 2416 9 on on IN 43963 2416 10 the the DT 43963 2416 11 Glacial Glacial NNP 43963 2416 12 Geology Geology NNP 43963 2416 13 of of IN 43963 2416 14 other other JJ 43963 2416 15 districts district NNS 43963 2416 16 by by IN 43963 2416 17 consulting consult VBG 43963 2416 18 the the DT 43963 2416 19 general general JJ 43963 2416 20 works work NNS 43963 2416 21 referred refer VBD 43963 2416 22 to to IN 43963 2416 23 on on IN 43963 2416 24 the the DT 43963 2416 25 preceding precede VBG 43963 2416 26 page page NN 43963 2416 27 . . . 43963 2416 28 ] ] -RRB- 43963 2417 1 The the DT 43963 2417 2 foregoing forego VBG 43963 2417 3 remarks remark NNS 43963 2417 4 will will MD 43963 2417 5 convince convince VB 43963 2417 6 the the DT 43963 2417 7 student student NN 43963 2417 8 that that WDT 43963 2417 9 any any DT 43963 2417 10 attempt attempt NN 43963 2417 11 to to TO 43963 2417 12 show show VB 43963 2417 13 the the DT 43963 2417 14 distribution distribution NN 43963 2417 15 of of IN 43963 2417 16 land land NN 43963 2417 17 and and CC 43963 2417 18 sea sea NN 43963 2417 19 during during IN 43963 2417 20 any any DT 43963 2417 21 part part NN 43963 2417 22 of of IN 43963 2417 23 the the DT 43963 2417 24 glacial glacial JJ 43963 2417 25 period period NN 43963 2417 26 is be VBZ 43963 2417 27 not not RB 43963 2417 28 likely likely JJ 43963 2417 29 to to TO 43963 2417 30 meet meet VB 43963 2417 31 with with IN 43963 2417 32 general general JJ 43963 2417 33 acceptance acceptance NN 43963 2417 34 , , , 43963 2417 35 as as IN 43963 2417 36 so so RB 43963 2417 37 much much JJ 43963 2417 38 depends depend VBZ 43963 2417 39 upon upon IN 43963 2417 40 the the DT 43963 2417 41 terrestrial terrestrial JJ 43963 2417 42 or or CC 43963 2417 43 marine marine JJ 43963 2417 44 origin origin NN 43963 2417 45 of of IN 43963 2417 46 the the DT 43963 2417 47 deposits deposit NNS 43963 2417 48 of of IN 43963 2417 49 the the DT 43963 2417 50 lowlands lowland NNS 43963 2417 51 , , , 43963 2417 52 and and CC 43963 2417 53 the the DT 43963 2417 54 mode mode NN 43963 2417 55 of of IN 43963 2417 56 formation formation NN 43963 2417 57 of of IN 43963 2417 58 the the DT 43963 2417 59 shell shell NN 43963 2417 60 - - HYPH 43963 2417 61 bearing bearing NN 43963 2417 62 drifts drift NNS 43963 2417 63 of of IN 43963 2417 64 high high JJ 43963 2417 65 levels level NNS 43963 2417 66 . . . 43963 2418 1 The the DT 43963 2418 2 occurrence occurrence NN 43963 2418 3 of of IN 43963 2418 4 elevation elevation NN 43963 2418 5 to to IN 43963 2418 6 a a DT 43963 2418 7 greater great JJR 43963 2418 8 height height NN 43963 2418 9 than than IN 43963 2418 10 that that DT 43963 2418 11 which which WDT 43963 2418 12 our -PRON- PRP$ 43963 2418 13 country country NN 43963 2418 14 at at IN 43963 2418 15 present present JJ 43963 2418 16 possesses possesse NNS 43963 2418 17 during during IN 43963 2418 18 portions portion NNS 43963 2418 19 at at IN 43963 2418 20 any any DT 43963 2418 21 rate rate NN 43963 2418 22 of of IN 43963 2418 23 the the DT 43963 2418 24 glacial glacial JJ 43963 2418 25 period period NN 43963 2418 26 has have VBZ 43963 2418 27 been be VBN 43963 2418 28 inferred infer VBN 43963 2418 29 on on IN 43963 2418 30 general general JJ 43963 2418 31 grounds ground NNS 43963 2418 32 , , , 43963 2418 33 but but CC 43963 2418 34 direct direct JJ 43963 2418 35 evidence evidence NN 43963 2418 36 in in IN 43963 2418 37 favour favour NN 43963 2418 38 of of IN 43963 2418 39 it -PRON- PRP 43963 2418 40 is be VBZ 43963 2418 41 furnished furnish VBN 43963 2418 42 by by IN 43963 2418 43 the the DT 43963 2418 44 existence existence NN 43963 2418 45 of of IN 43963 2418 46 a a DT 43963 2418 47 number number NN 43963 2418 48 of of IN 43963 2418 49 ancient ancient JJ 43963 2418 50 valleys valley NNS 43963 2418 51 on on IN 43963 2418 52 the the DT 43963 2418 53 land land NN 43963 2418 54 around around IN 43963 2418 55 our -PRON- PRP$ 43963 2418 56 coasts coast NNS 43963 2418 57 , , , 43963 2418 58 whose whose WP$ 43963 2418 59 floors floor NNS 43963 2418 60 are be VBP 43963 2418 61 often often RB 43963 2418 62 considerably considerably RB 43963 2418 63 below below IN 43963 2418 64 sea sea NN 43963 2418 65 - - HYPH 43963 2418 66 level level NN 43963 2418 67 , , , 43963 2418 68 while while IN 43963 2418 69 the the DT 43963 2418 70 valleys valley NNS 43963 2418 71 are be VBP 43963 2418 72 now now RB 43963 2418 73 completely completely RB 43963 2418 74 filled fill VBN 43963 2418 75 up up RP 43963 2418 76 with with IN 43963 2418 77 glacial glacial JJ 43963 2418 78 accumulations accumulation NNS 43963 2418 79 , , , 43963 2418 80 except except IN 43963 2418 81 where where WRB 43963 2418 82 they -PRON- PRP 43963 2418 83 have have VBP 43963 2418 84 been be VBN 43963 2418 85 partially partially RB 43963 2418 86 re re VBN 43963 2418 87 - - VBN 43963 2418 88 excavated excavate VBN 43963 2418 89 by by IN 43963 2418 90 streams stream NNS 43963 2418 91 which which WDT 43963 2418 92 for for IN 43963 2418 93 some some DT 43963 2418 94 distance distance NN 43963 2418 95 run run VBN 43963 2418 96 above above IN 43963 2418 97 the the DT 43963 2418 98 courses course NNS 43963 2418 99 of of IN 43963 2418 100 the the DT 43963 2418 101 ancient ancient JJ 43963 2418 102 streams stream NNS 43963 2418 103 . . . 43963 2419 1 The the DT 43963 2419 2 climatic climatic JJ 43963 2419 3 conditions condition NNS 43963 2419 4 of of IN 43963 2419 5 glacial glacial JJ 43963 2419 6 times time NNS 43963 2419 7 can can MD 43963 2419 8 only only RB 43963 2419 9 be be VB 43963 2419 10 briefly briefly RB 43963 2419 11 touched touch VBN 43963 2419 12 upon upon IN 43963 2419 13 in in IN 43963 2419 14 this this DT 43963 2419 15 place place NN 43963 2419 16 . . . 43963 2420 1 If if IN 43963 2420 2 the the DT 43963 2420 3 periods period NNS 43963 2420 4 of of IN 43963 2420 5 advance advance NN 43963 2420 6 can can MD 43963 2420 7 be be VB 43963 2420 8 proved prove VBN 43963 2420 9 to to TO 43963 2420 10 be be VB 43963 2420 11 contemporaneous contemporaneous JJ 43963 2420 12 over over IN 43963 2420 13 wide wide JJ 43963 2420 14 areas area NNS 43963 2420 15 , , , 43963 2420 16 this this DT 43963 2420 17 points point VBZ 43963 2420 18 to to IN 43963 2420 19 alternations alternation NNS 43963 2420 20 of of IN 43963 2420 21 colder cold JJR 43963 2420 22 and and CC 43963 2420 23 warmer warm JJR 43963 2420 24 periods period NNS 43963 2420 25 , , , 43963 2420 26 or or CC 43963 2420 27 at at IN 43963 2420 28 any any DT 43963 2420 29 rate rate NN 43963 2420 30 of of IN 43963 2420 31 drier dry JJR 43963 2420 32 and and CC 43963 2420 33 wetter wet JJR 43963 2420 34 periods period NNS 43963 2420 35 , , , 43963 2420 36 though though IN 43963 2420 37 local local JJ 43963 2420 38 advance advance NN 43963 2420 39 may may MD 43963 2420 40 be be VB 43963 2420 41 due due JJ 43963 2420 42 to to IN 43963 2420 43 a a DT 43963 2420 44 number number NN 43963 2420 45 of of IN 43963 2420 46 causes cause NNS 43963 2420 47 . . . 43963 2421 1 It -PRON- PRP 43963 2421 2 must must MD 43963 2421 3 be be VB 43963 2421 4 borne bear VBN 43963 2421 5 in in IN 43963 2421 6 mind mind NN 43963 2421 7 that that IN 43963 2421 8 with with IN 43963 2421 9 the the DT 43963 2421 10 temperature temperature NN 43963 2421 11 remaining remain VBG 43963 2421 12 the the DT 43963 2421 13 same same JJ 43963 2421 14 , , , 43963 2421 15 advance advance NN 43963 2421 16 of of IN 43963 2421 17 ice ice NN 43963 2421 18 can can MD 43963 2421 19 be be VB 43963 2421 20 brought bring VBN 43963 2421 21 about about RP 43963 2421 22 by by IN 43963 2421 23 increased increase VBN 43963 2421 24 precipitation precipitation NN 43963 2421 25 of of IN 43963 2421 26 aqueous aqueous JJ 43963 2421 27 vapour vapour NN 43963 2421 28 in in IN 43963 2421 29 the the DT 43963 2421 30 form form NN 43963 2421 31 of of IN 43963 2421 32 snow snow NN 43963 2421 33 . . . 43963 2422 1 The the DT 43963 2422 2 question question NN 43963 2422 3 of of IN 43963 2422 4 the the DT 43963 2422 5 cause cause NN 43963 2422 6 of of IN 43963 2422 7 the the DT 43963 2422 8 glacial glacial JJ 43963 2422 9 period period NN 43963 2422 10 is be VBZ 43963 2422 11 one one NN 43963 2422 12 that that WDT 43963 2422 13 only only RB 43963 2422 14 indirectly indirectly RB 43963 2422 15 affects affect VBZ 43963 2422 16 the the DT 43963 2422 17 stratigraphical stratigraphical JJ 43963 2422 18 geologist geologist NN 43963 2422 19 until until IN 43963 2422 20 he -PRON- PRP 43963 2422 21 has have VBZ 43963 2422 22 accumulated accumulate VBN 43963 2422 23 sufficient sufficient JJ 43963 2422 24 evidence evidence NN 43963 2422 25 to to TO 43963 2422 26 indicate indicate VB 43963 2422 27 the the DT 43963 2422 28 cause cause NN 43963 2422 29 . . . 43963 2423 1 It -PRON- PRP 43963 2423 2 must must MD 43963 2423 3 suffice suffice VB 43963 2423 4 to to TO 43963 2423 5 observe observe VB 43963 2423 6 that that IN 43963 2423 7 the the DT 43963 2423 8 extremely extremely RB 43963 2423 9 plausible plausible JJ 43963 2423 10 hypothesis hypothesis NN 43963 2423 11 of of IN 43963 2423 12 Croll Croll NNP 43963 2423 13 ( ( -LRB- 43963 2423 14 for for IN 43963 2423 15 which which WDT 43963 2423 16 the the DT 43963 2423 17 student student NN 43963 2423 18 should should MD 43963 2423 19 consult consult VB 43963 2423 20 Dr Dr NNP 43963 2423 21 Croll Croll NNP 43963 2423 22 's 's POS 43963 2423 23 _ _ NNP 43963 2423 24 Climate Climate NNP 43963 2423 25 and and CC 43963 2423 26 Time Time NNP 43963 2423 27 _ _ NNP 43963 2423 28 ) ) -RRB- 43963 2423 29 does do VBZ 43963 2423 30 not not RB 43963 2423 31 explain explain VB 43963 2423 32 the the DT 43963 2423 33 apparent apparent JJ 43963 2423 34 gradual gradual JJ 43963 2423 35 lowering lowering NN 43963 2423 36 of of IN 43963 2423 37 climate climate NN 43963 2423 38 throughout throughout IN 43963 2423 39 Tertiary tertiary JJ 43963 2423 40 times time NNS 43963 2423 41 till till IN 43963 2423 42 the the DT 43963 2423 43 cold cold NN 43963 2423 44 culminated culminate VBN 43963 2423 45 in in IN 43963 2423 46 the the DT 43963 2423 47 Pleistocene Pleistocene NNP 43963 2423 48 period period NN 43963 2423 49 , , , 43963 2423 50 and and CC 43963 2423 51 the the DT 43963 2423 52 student student NN 43963 2423 53 will will MD 43963 2423 54 do do VB 43963 2423 55 well well RB 43963 2423 56 to to TO 43963 2423 57 remain remain VB 43963 2423 58 in in IN 43963 2423 59 suspense suspense NN 43963 2423 60 concerning concern VBG 43963 2423 61 the the DT 43963 2423 62 cause cause NN 43963 2423 63 of of IN 43963 2423 64 the the DT 43963 2423 65 Ice Ice NNP 43963 2423 66 Age Age NNP 43963 2423 67 until until IN 43963 2423 68 further further JJ 43963 2423 69 evidence evidence NN 43963 2423 70 has have VBZ 43963 2423 71 been be VBN 43963 2423 72 brought bring VBN 43963 2423 73 to to TO 43963 2423 74 bear bear VB 43963 2423 75 upon upon IN 43963 2423 76 it -PRON- PRP 43963 2423 77 . . . 43963 2424 1 _ _ NNP 43963 2424 2 The the DT 43963 2424 3 glacial glacial JJ 43963 2424 4 flora flora NNS 43963 2424 5 and and CC 43963 2424 6 fauna fauna NNS 43963 2424 7 . . . 43963 2424 8 _ _ NNP 43963 2424 9 The the DT 43963 2424 10 glacial glacial JJ 43963 2424 11 deposits deposit NNS 43963 2424 12 naturally naturally RB 43963 2424 13 yield yield VBP 43963 2424 14 few few JJ 43963 2424 15 traces trace NNS 43963 2424 16 of of IN 43963 2424 17 life life NN 43963 2424 18 , , , 43963 2424 19 except except IN 43963 2424 20 those those DT 43963 2424 21 which which WDT 43963 2424 22 have have VBP 43963 2424 23 been be VBN 43963 2424 24 derived derive VBN 43963 2424 25 from from IN 43963 2424 26 other other JJ 43963 2424 27 deposits deposit NNS 43963 2424 28 , , , 43963 2424 29 and and CC 43963 2424 30 we -PRON- PRP 43963 2424 31 are be VBP 43963 2424 32 dependent dependent JJ 43963 2424 33 for for IN 43963 2424 34 our -PRON- PRP$ 43963 2424 35 information information NN 43963 2424 36 concerning concern VBG 43963 2424 37 the the DT 43963 2424 38 fauna fauna NNS 43963 2424 39 and and CC 43963 2424 40 flora flora NNS 43963 2424 41 of of IN 43963 2424 42 the the DT 43963 2424 43 glacial glacial JJ 43963 2424 44 period period NN 43963 2424 45 upon upon IN 43963 2424 46 the the DT 43963 2424 47 remains remain NNS 43963 2424 48 furnished furnish VBN 43963 2424 49 by by IN 43963 2424 50 the the DT 43963 2424 51 interglacial interglacial JJ 43963 2424 52 deposits deposit NNS 43963 2424 53 . . . 43963 2425 1 Unfortunately unfortunately RB 43963 2425 2 it -PRON- PRP 43963 2425 3 is be VBZ 43963 2425 4 very very RB 43963 2425 5 hard hard JJ 43963 2425 6 to to TO 43963 2425 7 ascertain ascertain VB 43963 2425 8 which which WDT 43963 2425 9 deposits deposit NNS 43963 2425 10 are be VBP 43963 2425 11 interglacial interglacial JJ 43963 2425 12 , , , 43963 2425 13 and and CC 43963 2425 14 many many JJ 43963 2425 15 which which WDT 43963 2425 16 have have VBP 43963 2425 17 been be VBN 43963 2425 18 claimed claim VBN 43963 2425 19 as as IN 43963 2425 20 such such JJ 43963 2425 21 are be VBP 43963 2425 22 either either CC 43963 2425 23 preglacial preglacial JJ 43963 2425 24 or or CC 43963 2425 25 postglacial postglacial JJ 43963 2425 26 . . . 43963 2426 1 The the DT 43963 2426 2 meagre meagre JJ 43963 2426 3 evidence evidence NN 43963 2426 4 which which WDT 43963 2426 5 we -PRON- PRP 43963 2426 6 possess possess VBP 43963 2426 7 points point NNS 43963 2426 8 to to IN 43963 2426 9 the the DT 43963 2426 10 existence existence NN 43963 2426 11 of of IN 43963 2426 12 an an DT 43963 2426 13 arctic arctic JJ 43963 2426 14 fauna fauna NNS 43963 2426 15 or or CC 43963 2426 16 flora flora NNS 43963 2426 17 in in IN 43963 2426 18 Britain Britain NNP 43963 2426 19 during during IN 43963 2426 20 the the DT 43963 2426 21 prevalence prevalence NN 43963 2426 22 of of IN 43963 2426 23 this this DT 43963 2426 24 glacial glacial JJ 43963 2426 25 period period NN 43963 2426 26 . . . 43963 2427 1 A a DT 43963 2427 2 question question NN 43963 2427 3 which which WDT 43963 2427 4 has have VBZ 43963 2427 5 received receive VBN 43963 2427 6 much much JJ 43963 2427 7 attention attention NN 43963 2427 8 of of IN 43963 2427 9 recent recent JJ 43963 2427 10 years year NNS 43963 2427 11 is be VBZ 43963 2427 12 that that DT 43963 2427 13 of of IN 43963 2427 14 the the DT 43963 2427 15 existence existence NN 43963 2427 16 of of IN 43963 2427 17 preglacial preglacial JJ 43963 2427 18 or or CC 43963 2427 19 interglacial interglacial JJ 43963 2427 20 man man NN 43963 2427 21 , , , 43963 2427 22 on on IN 43963 2427 23 which which WDT 43963 2427 24 much much JJ 43963 2427 25 has have VBZ 43963 2427 26 been be VBN 43963 2427 27 written write VBN 43963 2427 28 . . . 43963 2428 1 The the DT 43963 2428 2 existence existence NN 43963 2428 3 of of IN 43963 2428 4 man man NN 43963 2428 5 in in IN 43963 2428 6 glacial glacial JJ 43963 2428 7 times time NNS 43963 2428 8 is be VBZ 43963 2428 9 probable probable JJ 43963 2428 10 , , , 43963 2428 11 but but CC 43963 2428 12 it -PRON- PRP 43963 2428 13 is be VBZ 43963 2428 14 the the DT 43963 2428 15 opinion opinion NN 43963 2428 16 of of IN 43963 2428 17 many many JJ 43963 2428 18 of of IN 43963 2428 19 those those DT 43963 2428 20 who who WP 43963 2428 21 are be VBP 43963 2428 22 most most RBS 43963 2428 23 competent competent JJ 43963 2428 24 to to TO 43963 2428 25 form form VB 43963 2428 26 a a DT 43963 2428 27 judgment judgment NN 43963 2428 28 , , , 43963 2428 29 that that IN 43963 2428 30 it -PRON- PRP 43963 2428 31 has have VBZ 43963 2428 32 not not RB 43963 2428 33 been be VBN 43963 2428 34 proved prove VBN 43963 2428 35 in in IN 43963 2428 36 the the DT 43963 2428 37 only only JJ 43963 2428 38 conclusive conclusive JJ 43963 2428 39 way way NN 43963 2428 40 , , , 43963 2428 41 namely namely RB 43963 2428 42 , , , 43963 2428 43 by by IN 43963 2428 44 the the DT 43963 2428 45 discovery discovery NN 43963 2428 46 of of IN 43963 2428 47 relics relic NNS 43963 2428 48 of of IN 43963 2428 49 man man NN 43963 2428 50 in in IN 43963 2428 51 deposits deposit NNS 43963 2428 52 which which WDT 43963 2428 53 are be VBP 43963 2428 54 directly directly RB 43963 2428 55 overlain overlain VB 43963 2428 56 by by IN 43963 2428 57 glacial glacial JJ 43963 2428 58 deposits deposit NNS 43963 2428 59 , , , 43963 2428 60 or or CC 43963 2428 61 which which WDT 43963 2428 62 at at IN 43963 2428 63 any any DT 43963 2428 64 rate rate NN 43963 2428 65 are be VBP 43963 2428 66 demonstrably demonstrably RB 43963 2428 67 older old JJR 43963 2428 68 than than IN 43963 2428 69 glacial glacial JJ 43963 2428 70 deposits[110 deposits[110 NNP 43963 2428 71 ] ] -RRB- 43963 2428 72 . . . 43963 2429 1 [ [ -LRB- 43963 2429 2 Footnote Footnote NNP 43963 2429 3 110 110 CD 43963 2429 4 : : : 43963 2429 5 On on IN 43963 2429 6 the the DT 43963 2429 7 question question NN 43963 2429 8 of of IN 43963 2429 9 preglacial preglacial JJ 43963 2429 10 and and CC 43963 2429 11 interglacial interglacial JJ 43963 2429 12 man man NN 43963 2429 13 , , , 43963 2429 14 see see VB 43963 2429 15 W. W. NNP 43963 2429 16 Boyd Boyd NNP 43963 2429 17 Dawkins Dawkins NNP 43963 2429 18 , , , 43963 2429 19 _ _ NNP 43963 2429 20 Early early JJ 43963 2429 21 Man man NN 43963 2429 22 in in IN 43963 2429 23 Britain Britain NNP 43963 2429 24 _ _ NNP 43963 2429 25 ; ; : 43963 2429 26 H. H. NNP 43963 2429 27 Hicks Hicks NNP 43963 2429 28 , , , 43963 2429 29 _ _ NNP 43963 2429 30 Quart Quart NNP 43963 2429 31 . . . 43963 2430 1 Journ Journ NNP 43963 2430 2 . . . 43963 2431 1 Geol Geol NNP 43963 2431 2 . . . 43963 2432 1 Soc Soc NNP 43963 2432 2 . . . 43963 2432 3 _ _ NNP 43963 2432 4 , , , 43963 2432 5 vol vol NNP 43963 2432 6 . . . 43963 2433 1 XLII XLII NNP 43963 2433 2 . . . 43963 2434 1 p. p. NN 43963 2434 2 3 3 CD 43963 2434 3 , , , 43963 2434 4 XLIV XLIV NNP 43963 2434 5 . . . 43963 2435 1 p. p. NN 43963 2435 2 561 561 CD 43963 2435 3 , , , 43963 2435 4 and and CC 43963 2435 5 XLVIII XLVIII NNP 43963 2435 6 . . . 43963 2436 1 p. p. NN 43963 2436 2 453 453 CD 43963 2436 3 ; ; : 43963 2436 4 T. T. NNP 43963 2436 5 McK. McK. NNP 43963 2437 1 Hughes Hughes NNP 43963 2437 2 , , , 43963 2437 3 _ _ NNP 43963 2437 4 ibid ibid NN 43963 2437 5 . . . 43963 2437 6 _ _ NNP 43963 2437 7 , , , 43963 2437 8 vol vol NNP 43963 2437 9 . . . 43963 2438 1 XLIII XLIII NNP 43963 2438 2 . . . 43963 2439 1 p. p. NN 43963 2439 2 73 73 CD 43963 2439 3 ; ; : 43963 2439 4 Sir Sir NNP 43963 2439 5 J. J. NNP 43963 2439 6 Evans Evans NNP 43963 2439 7 , , , 43963 2439 8 _ _ NNP 43963 2439 9 Presidential Presidential NNP 43963 2439 10 Address Address NNP 43963 2439 11 to to IN 43963 2439 12 British British NNP 43963 2439 13 Assoc Assoc NNP 43963 2439 14 . . . 43963 2439 15 _ _ NNP 43963 2439 16 1897 1897 CD 43963 2439 17 . . . 43963 2439 18 ] ] -RRB- 43963 2440 1 CHAPTER chapter NN 43963 2440 2 XXVIII XXVIII NNP 43963 2440 3 . . . 43963 2441 1 THE the DT 43963 2441 2 STEPPE STEPPE NNP 43963 2441 3 PERIOD PERIOD NNP 43963 2441 4 . . . 43963 2442 1 The the DT 43963 2442 2 occurrence occurrence NN 43963 2442 3 of of IN 43963 2442 4 a a DT 43963 2442 5 period period NN 43963 2442 6 marked mark VBN 43963 2442 7 by by IN 43963 2442 8 dry dry JJ 43963 2442 9 climate climate NN 43963 2442 10 over over IN 43963 2442 11 wide wide JJ 43963 2442 12 areas area NNS 43963 2442 13 of of IN 43963 2442 14 the the DT 43963 2442 15 Eurasian eurasian JJ 43963 2442 16 continent continent NN 43963 2442 17 , , , 43963 2442 18 and and CC 43963 2442 19 possibly possibly RB 43963 2442 20 also also RB 43963 2442 21 in in IN 43963 2442 22 North North NNP 43963 2442 23 America America NNP 43963 2442 24 , , , 43963 2442 25 is be VBZ 43963 2442 26 evidenced evidence VBN 43963 2442 27 by by IN 43963 2442 28 the the DT 43963 2442 29 widespread widespread JJ 43963 2442 30 distribution distribution NN 43963 2442 31 of of IN 43963 2442 32 an an DT 43963 2442 33 accumulation accumulation NN 43963 2442 34 known know VBN 43963 2442 35 as as IN 43963 2442 36 _ _ NNP 43963 2442 37 loess loess NN 43963 2442 38 _ _ NNP 43963 2442 39 , , , 43963 2442 40 concerning concern VBG 43963 2442 41 the the DT 43963 2442 42 origin origin NN 43963 2442 43 of of IN 43963 2442 44 which which WDT 43963 2442 45 there there EX 43963 2442 46 has have VBZ 43963 2442 47 been be VBN 43963 2442 48 much much JJ 43963 2442 49 difference difference NN 43963 2442 50 of of IN 43963 2442 51 opinion opinion NN 43963 2442 52 , , , 43963 2442 53 though though IN 43963 2442 54 that that IN 43963 2442 55 it -PRON- PRP 43963 2442 56 was be VBD 43963 2442 57 formed form VBN 43963 2442 58 subsequently subsequently RB 43963 2442 59 to to IN 43963 2442 60 the the DT 43963 2442 61 glacial glacial JJ 43963 2442 62 period period NN 43963 2442 63 seems seem VBZ 43963 2442 64 to to TO 43963 2442 65 be be VB 43963 2442 66 generally generally RB 43963 2442 67 admitted admit VBN 43963 2442 68 , , , 43963 2442 69 inasmuch inasmuch JJ 43963 2442 70 as as IN 43963 2442 71 it -PRON- PRP 43963 2442 72 is be VBZ 43963 2442 73 largely largely RB 43963 2442 74 composed compose VBN 43963 2442 75 of of IN 43963 2442 76 rearranged rearranged JJ 43963 2442 77 glacial glacial JJ 43963 2442 78 mud mud NN 43963 2442 79 . . . 43963 2443 1 The the DT 43963 2443 2 formation formation NN 43963 2443 3 of of IN 43963 2443 4 the the DT 43963 2443 5 loess loess NN 43963 2443 6 as as IN 43963 2443 7 a a DT 43963 2443 8 steppe steppe NN 43963 2443 9 - - HYPH 43963 2443 10 deposit deposit NN 43963 2443 11 was be VBD 43963 2443 12 first first RB 43963 2443 13 advocated advocate VBN 43963 2443 14 by by IN 43963 2443 15 Baron Baron NNP 43963 2443 16 von von NNP 43963 2443 17 Richthofen Richthofen NNP 43963 2443 18 , , , 43963 2443 19 and and CC 43963 2443 20 his -PRON- PRP$ 43963 2443 21 views view NNS 43963 2443 22 were be VBD 43963 2443 23 supported support VBN 43963 2443 24 by by IN 43963 2443 25 Nehring nehring NN 43963 2443 26 after after IN 43963 2443 27 study study NN 43963 2443 28 of of IN 43963 2443 29 the the DT 43963 2443 30 loess loess NN 43963 2443 31 - - HYPH 43963 2443 32 fauna fauna NNS 43963 2443 33 . . . 43963 2444 1 Richthofen Richthofen NNP 43963 2444 2 's 's POS 43963 2444 3 explanation explanation NN 43963 2444 4 of of IN 43963 2444 5 the the DT 43963 2444 6 loess loess NN 43963 2444 7 as as IN 43963 2444 8 due due IN 43963 2444 9 to to IN 43963 2444 10 the the DT 43963 2444 11 spread spread NN 43963 2444 12 of of IN 43963 2444 13 dust dust NN 43963 2444 14 by by IN 43963 2444 15 wind wind NN 43963 2444 16 in in IN 43963 2444 17 a a DT 43963 2444 18 dry dry JJ 43963 2444 19 region region NN 43963 2444 20 is be VBZ 43963 2444 21 becoming become VBG 43963 2444 22 widely widely RB 43963 2444 23 accepted accept VBN 43963 2444 24 , , , 43963 2444 25 and and CC 43963 2444 26 it -PRON- PRP 43963 2444 27 necessitates necessitate VBZ 43963 2444 28 the the DT 43963 2444 29 widespread widespread JJ 43963 2444 30 occurrence occurrence NN 43963 2444 31 of of IN 43963 2444 32 steppe steppe JJ 43963 2444 33 conditions condition NNS 43963 2444 34 , , , 43963 2444 35 as as IN 43963 2444 36 the the DT 43963 2444 37 loess loess NN 43963 2444 38 has have VBZ 43963 2444 39 a a DT 43963 2444 40 very very RB 43963 2444 41 extensive extensive JJ 43963 2444 42 geographical geographical JJ 43963 2444 43 range range NN 43963 2444 44 , , , 43963 2444 45 and and CC 43963 2444 46 may may MD 43963 2444 47 be be VB 43963 2444 48 truly truly RB 43963 2444 49 regarded regard VBN 43963 2444 50 as as IN 43963 2444 51 the the DT 43963 2444 52 normal normal JJ 43963 2444 53 continental continental JJ 43963 2444 54 deposit deposit NN 43963 2444 55 of of IN 43963 2444 56 Eurasia Eurasia NNP 43963 2444 57 during during IN 43963 2444 58 the the DT 43963 2444 59 period period NN 43963 2444 60 immediately immediately RB 43963 2444 61 succeeding succeed VBG 43963 2444 62 the the DT 43963 2444 63 glacial glacial JJ 43963 2444 64 period period NN 43963 2444 65 . . . 43963 2445 1 In in IN 43963 2445 2 our -PRON- PRP$ 43963 2445 3 own own JJ 43963 2445 4 country country NN 43963 2445 5 , , , 43963 2445 6 as as IN 43963 2445 7 the the DT 43963 2445 8 sea sea NN 43963 2445 9 can can MD 43963 2445 10 not not RB 43963 2445 11 have have VB 43963 2445 12 been be VBN 43963 2445 13 far far RB 43963 2445 14 distant distant JJ 43963 2445 15 during during IN 43963 2445 16 these these DT 43963 2445 17 times time NNS 43963 2445 18 the the DT 43963 2445 19 normal normal JJ 43963 2445 20 loess loess NN 43963 2445 21 is be VBZ 43963 2445 22 not not RB 43963 2445 23 found find VBN 43963 2445 24 , , , 43963 2445 25 but but CC 43963 2445 26 several several JJ 43963 2445 27 accumulations accumulation NNS 43963 2445 28 occur occur VBP 43963 2445 29 , , , 43963 2445 30 which which WDT 43963 2445 31 on on IN 43963 2445 32 stratigraphical stratigraphical JJ 43963 2445 33 and and CC 43963 2445 34 palæontological palæontological JJ 43963 2445 35 grounds ground NNS 43963 2445 36 must must MD 43963 2445 37 be be VB 43963 2445 38 regarded regard VBN 43963 2445 39 as as IN 43963 2445 40 synchronous synchronous JJ 43963 2445 41 with with IN 43963 2445 42 the the DT 43963 2445 43 formation formation NN 43963 2445 44 of of IN 43963 2445 45 the the DT 43963 2445 46 loess loess NN 43963 2445 47 . . . 43963 2446 1 These these DT 43963 2446 2 are be VBP 43963 2446 3 certain certain JJ 43963 2446 4 rubble rubble NN 43963 2446 5 - - HYPH 43963 2446 6 drifts drift NNS 43963 2446 7 of of IN 43963 2446 8 the the DT 43963 2446 9 southern southern JJ 43963 2446 10 counties county NNS 43963 2446 11 , , , 43963 2446 12 the the DT 43963 2446 13 older old JJR 43963 2446 14 river river NN 43963 2446 15 - - HYPH 43963 2446 16 gravels gravel NNS 43963 2446 17 of of IN 43963 2446 18 southern southern JJ 43963 2446 19 England England NNP 43963 2446 20 , , , 43963 2446 21 and and CC 43963 2446 22 some some DT 43963 2446 23 of of IN 43963 2446 24 the the DT 43963 2446 25 older old JJR 43963 2446 26 cave cave NN 43963 2446 27 deposits deposit NNS 43963 2446 28 of of IN 43963 2446 29 various various JJ 43963 2446 30 parts part NNS 43963 2446 31 of of IN 43963 2446 32 England England NNP 43963 2446 33 . . . 43963 2447 1 It -PRON- PRP 43963 2447 2 is be VBZ 43963 2447 3 doubtful doubtful JJ 43963 2447 4 whether whether IN 43963 2447 5 any any DT 43963 2447 6 classification classification NN 43963 2447 7 into into IN 43963 2447 8 minute minute NN 43963 2447 9 subdivisions subdivision NNS 43963 2447 10 can can MD 43963 2447 11 be be VB 43963 2447 12 adopted adopt VBN 43963 2447 13 for for IN 43963 2447 14 them -PRON- PRP 43963 2447 15 , , , 43963 2447 16 though though IN 43963 2447 17 Prof. Prof. NNP 43963 2447 18 Boyd Boyd NNP 43963 2447 19 Dawkins Dawkins NNP 43963 2447 20 has have VBZ 43963 2447 21 advocated advocate VBN 43963 2447 22 their -PRON- PRP$ 43963 2447 23 separation separation NN 43963 2447 24 into into IN 43963 2447 25 an an DT 43963 2447 26 older old JJR 43963 2447 27 age age NN 43963 2447 28 of of IN 43963 2447 29 River River NNP 43963 2447 30 Drift Drift NNP 43963 2447 31 Man Man NNP 43963 2447 32 , , , 43963 2447 33 and and CC 43963 2447 34 a a DT 43963 2447 35 newer new JJR 43963 2447 36 period period NN 43963 2447 37 of of IN 43963 2447 38 Cave Cave NNP 43963 2447 39 Man Man NNP 43963 2447 40 , , , 43963 2447 41 on on IN 43963 2447 42 account account NN 43963 2447 43 of of IN 43963 2447 44 the the DT 43963 2447 45 evidences evidence NNS 43963 2447 46 of of IN 43963 2447 47 a a DT 43963 2447 48 lower low JJR 43963 2447 49 state state NN 43963 2447 50 of of IN 43963 2447 51 civilisation civilisation NN 43963 2447 52 afforded afford VBN 43963 2447 53 by by IN 43963 2447 54 examination examination NN 43963 2447 55 of of IN 43963 2447 56 the the DT 43963 2447 57 River River NNP 43963 2447 58 Drift Drift NNP 43963 2447 59 implements implement NNS 43963 2447 60 when when WRB 43963 2447 61 compared compare VBN 43963 2447 62 with with IN 43963 2447 63 those those DT 43963 2447 64 fashioned fashion VBN 43963 2447 65 by by IN 43963 2447 66 Cave Cave NNP 43963 2447 67 Man Man NNP 43963 2447 68 . . . 43963 2448 1 Roughly roughly RB 43963 2448 2 speaking speak VBG 43963 2448 3 , , , 43963 2448 4 the the DT 43963 2448 5 Steppe Steppe NNP 43963 2448 6 period period NN 43963 2448 7 corresponds correspond VBZ 43963 2448 8 with with IN 43963 2448 9 the the DT 43963 2448 10 period period NN 43963 2448 11 during during IN 43963 2448 12 which which WDT 43963 2448 13 Palæolithic Palæolithic NNP 43963 2448 14 man man NN 43963 2448 15 existed exist VBD 43963 2448 16 , , , 43963 2448 17 at at IN 43963 2448 18 any any DT 43963 2448 19 rate rate NN 43963 2448 20 in in IN 43963 2448 21 north north NN 43963 2448 22 - - HYPH 43963 2448 23 west west NN 43963 2448 24 Europe Europe NNP 43963 2448 25 , , , 43963 2448 26 and and CC 43963 2448 27 we -PRON- PRP 43963 2448 28 may may MD 43963 2448 29 speak speak VB 43963 2448 30 of of IN 43963 2448 31 the the DT 43963 2448 32 Steppe Steppe NNP 43963 2448 33 period period NN 43963 2448 34 as as IN 43963 2448 35 the the DT 43963 2448 36 Palæolithic palæolithic JJ 43963 2448 37 period period NN 43963 2448 38 , , , 43963 2448 39 without without IN 43963 2448 40 asserting assert VBG 43963 2448 41 that that IN 43963 2448 42 Palæolithic palæolithic JJ 43963 2448 43 man man NN 43963 2448 44 necessarily necessarily RB 43963 2448 45 disappeared disappear VBD 43963 2448 46 at at IN 43963 2448 47 the the DT 43963 2448 48 time time NN 43963 2448 49 when when WRB 43963 2448 50 the the DT 43963 2448 51 climate climate NN 43963 2448 52 changed change VBD 43963 2448 53 and and CC 43963 2448 54 caused cause VBD 43963 2448 55 the the DT 43963 2448 56 replacement replacement NN 43963 2448 57 of of IN 43963 2448 58 Steppe Steppe NNP 43963 2448 59 conditions condition NNS 43963 2448 60 by by IN 43963 2448 61 others other NNS 43963 2448 62 favourable favourable JJ 43963 2448 63 to to IN 43963 2448 64 forest forest NN 43963 2448 65 - - HYPH 43963 2448 66 growth growth NN 43963 2448 67 . . . 43963 2449 1 _ _ NNP 43963 2449 2 Description Description NNP 43963 2449 3 of of IN 43963 2449 4 the the DT 43963 2449 5 accumulations accumulation NNS 43963 2449 6 . . . 43963 2449 7 _ _ NNP 43963 2449 8 The the DT 43963 2449 9 loess loess NN 43963 2449 10 consists consist VBZ 43963 2449 11 of of IN 43963 2449 12 unstratified unstratified JJ 43963 2449 13 calcareous calcareous JJ 43963 2449 14 mud mud NN 43963 2449 15 or or CC 43963 2449 16 dust dust NN 43963 2449 17 , , , 43963 2449 18 with with IN 43963 2449 19 a a DT 43963 2449 20 peculiar peculiar JJ 43963 2449 21 vertical vertical JJ 43963 2449 22 fracture fracture NN 43963 2449 23 , , , 43963 2449 24 and and CC 43963 2449 25 is be VBZ 43963 2449 26 interesting interesting JJ 43963 2449 27 rather rather RB 43963 2449 28 on on IN 43963 2449 29 account account NN 43963 2449 30 of of IN 43963 2449 31 the the DT 43963 2449 32 nature nature NN 43963 2449 33 of of IN 43963 2449 34 its -PRON- PRP$ 43963 2449 35 fossils fossil NNS 43963 2449 36 and and CC 43963 2449 37 of of IN 43963 2449 38 its -PRON- PRP$ 43963 2449 39 distribution distribution NN 43963 2449 40 than than IN 43963 2449 41 for for IN 43963 2449 42 its -PRON- PRP$ 43963 2449 43 lithological lithological JJ 43963 2449 44 characters character NNS 43963 2449 45 . . . 43963 2450 1 As as IN 43963 2450 2 it -PRON- PRP 43963 2450 3 is be VBZ 43963 2450 4 not not RB 43963 2450 5 found find VBN 43963 2450 6 in in IN 43963 2450 7 Britain Britain NNP 43963 2450 8 it -PRON- PRP 43963 2450 9 is be VBZ 43963 2450 10 not not RB 43963 2450 11 necessary necessary JJ 43963 2450 12 to to TO 43963 2450 13 say say VB 43963 2450 14 much much JJ 43963 2450 15 about about IN 43963 2450 16 it -PRON- PRP 43963 2450 17 , , , 43963 2450 18 but but CC 43963 2450 19 merely merely RB 43963 2450 20 to to TO 43963 2450 21 refer refer VB 43963 2450 22 to to IN 43963 2450 23 the the DT 43963 2450 24 published publish VBN 43963 2450 25 descriptions[111 descriptions[111 NN 43963 2450 26 ] ] -RRB- 43963 2450 27 . . . 43963 2451 1 [ [ -LRB- 43963 2451 2 Footnote Footnote NNP 43963 2451 3 111 111 CD 43963 2451 4 : : : 43963 2451 5 An an DT 43963 2451 6 account account NN 43963 2451 7 of of IN 43963 2451 8 Richthofen Richthofen NNP 43963 2451 9 's 's POS 43963 2451 10 views view NNS 43963 2451 11 by by IN 43963 2451 12 that that DT 43963 2451 13 author author NN 43963 2451 14 will will MD 43963 2451 15 be be VB 43963 2451 16 found find VBN 43963 2451 17 in in IN 43963 2451 18 the the DT 43963 2451 19 _ _ NNP 43963 2451 20 Geological Geological NNP 43963 2451 21 Magazine Magazine NNP 43963 2451 22 _ _ NNP 43963 2451 23 , , , 43963 2451 24 Dec. December NNP 43963 2451 25 2 2 CD 43963 2451 26 , , , 43963 2451 27 vol vol NNP 43963 2451 28 . . . 43963 2452 1 IX ix NN 43963 2452 2 . . . 43963 2453 1 ( ( -LRB- 43963 2453 2 1882 1882 CD 43963 2453 3 ) ) -RRB- 43963 2453 4 , , , 43963 2453 5 p. p. NN 43963 2453 6 293 293 CD 43963 2453 7 , , , 43963 2453 8 and and CC 43963 2453 9 the the DT 43963 2453 10 fauna fauna NNS 43963 2453 11 of of IN 43963 2453 12 the the DT 43963 2453 13 loess loess NN 43963 2453 14 is be VBZ 43963 2453 15 described describe VBN 43963 2453 16 by by IN 43963 2453 17 Nehring nehre VBG 43963 2453 18 ( ( -LRB- 43963 2453 19 _ _ NNP 43963 2453 20 Ibid Ibid NNP 43963 2453 21 . . . 43963 2453 22 _ _ NNP 43963 2453 23 , , , 43963 2453 24 p. p. NN 43963 2454 1 570 570 CD 43963 2454 2 ) ) -RRB- 43963 2454 3 . . . 43963 2454 4 ] ] -RRB- 43963 2455 1 The the DT 43963 2455 2 British british JJ 43963 2455 3 deposits deposit NNS 43963 2455 4 require require VBP 43963 2455 5 some some DT 43963 2455 6 notice notice NN 43963 2455 7 , , , 43963 2455 8 as as IN 43963 2455 9 their -PRON- PRP$ 43963 2455 10 characters character NNS 43963 2455 11 and and CC 43963 2455 12 mode mode NN 43963 2455 13 of of IN 43963 2455 14 occurrence occurrence NN 43963 2455 15 are be VBP 43963 2455 16 of of IN 43963 2455 17 some some DT 43963 2455 18 significance significance NN 43963 2455 19 . . . 43963 2456 1 Along along IN 43963 2456 2 the the DT 43963 2456 3 south south JJ 43963 2456 4 coast coast NN 43963 2456 5 are be VBP 43963 2456 6 deposits deposit NNS 43963 2456 7 of of IN 43963 2456 8 coarse coarse JJ 43963 2456 9 rubble rubble NN 43963 2456 10 which which WDT 43963 2456 11 have have VBP 43963 2456 12 yielded yield VBN 43963 2456 13 some some DT 43963 2456 14 organic organic JJ 43963 2456 15 remains remain NNS 43963 2456 16 , , , 43963 2456 17 which which WDT 43963 2456 18 have have VBP 43963 2456 19 been be VBN 43963 2456 20 described describe VBN 43963 2456 21 by by IN 43963 2456 22 Mr Mr NNP 43963 2456 23 Clement Clement NNP 43963 2456 24 Reid[112 Reid[112 NNP 43963 2456 25 ] ] -RRB- 43963 2456 26 , , , 43963 2456 27 who who WP 43963 2456 28 also also RB 43963 2456 29 discusses discuss VBZ 43963 2456 30 their -PRON- PRP$ 43963 2456 31 origin origin NN 43963 2456 32 . . . 43963 2457 1 The the DT 43963 2457 2 rock rock NN 43963 2457 3 , , , 43963 2457 4 also also RB 43963 2457 5 known know VBN 43963 2457 6 as as IN 43963 2457 7 the the DT 43963 2457 8 Elephant Elephant NNP 43963 2457 9 Bed Bed NNP 43963 2457 10 , , , 43963 2457 11 consists consist VBZ 43963 2457 12 of of IN 43963 2457 13 angular angular JJ 43963 2457 14 fragments fragment NNS 43963 2457 15 of of IN 43963 2457 16 flint flint NN 43963 2457 17 and and CC 43963 2457 18 chalk chalk JJ 43963 2457 19 , , , 43963 2457 20 and and CC 43963 2457 21 seems seem VBZ 43963 2457 22 to to TO 43963 2457 23 have have VB 43963 2457 24 been be VBN 43963 2457 25 produced produce VBN 43963 2457 26 by by IN 43963 2457 27 streams stream NNS 43963 2457 28 which which WDT 43963 2457 29 were be VBD 43963 2457 30 able able JJ 43963 2457 31 to to TO 43963 2457 32 flow flow VB 43963 2457 33 over over IN 43963 2457 34 the the DT 43963 2457 35 surface surface NN 43963 2457 36 of of IN 43963 2457 37 the the DT 43963 2457 38 chalk chalk NN 43963 2457 39 when when WRB 43963 2457 40 it -PRON- PRP 43963 2457 41 was be VBD 43963 2457 42 frozen freeze VBN 43963 2457 43 . . . 43963 2458 1 Many many JJ 43963 2458 2 other other JJ 43963 2458 3 similar similar JJ 43963 2458 4 deposits deposit NNS 43963 2458 5 in in IN 43963 2458 6 the the DT 43963 2458 7 south south NN 43963 2458 8 of of IN 43963 2458 9 England England NNP 43963 2458 10 , , , 43963 2458 11 which which WDT 43963 2458 12 are be VBP 43963 2458 13 found find VBN 43963 2458 14 on on IN 43963 2458 15 the the DT 43963 2458 16 open open JJ 43963 2458 17 surface surface NN 43963 2458 18 , , , 43963 2458 19 may may MD 43963 2458 20 have have VB 43963 2458 21 had have VBN 43963 2458 22 a a DT 43963 2458 23 similar similar JJ 43963 2458 24 origin origin NN 43963 2458 25 . . . 43963 2459 1 [ [ -LRB- 43963 2459 2 Footnote Footnote NNP 43963 2459 3 112 112 CD 43963 2459 4 : : : 43963 2459 5 C. C. NNP 43963 2459 6 Reid Reid NNP 43963 2459 7 , , , 43963 2459 8 " " `` 43963 2459 9 Origin Origin NNP 43963 2459 10 of of IN 43963 2459 11 Dry Dry NNP 43963 2459 12 Chalk Chalk NNP 43963 2459 13 Valleys Valleys NNP 43963 2459 14 and and CC 43963 2459 15 of of IN 43963 2459 16 Coombe Coombe NNP 43963 2459 17 Rock Rock NNP 43963 2459 18 , , , 43963 2459 19 " " '' 43963 2459 20 _ _ NNP 43963 2459 21 Quart Quart NNP 43963 2459 22 . . . 43963 2460 1 Journ Journ NNP 43963 2460 2 . . . 43963 2461 1 Geol Geol NNP 43963 2461 2 . . . 43963 2462 1 Soc Soc NNP 43963 2462 2 . . . 43963 2462 3 _ _ NNP 43963 2462 4 , , , 43963 2462 5 vol vol NNP 43963 2462 6 . . . 43963 2463 1 XLIII XLIII NNP 43963 2463 2 . . . 43963 2464 1 p. p. NN 43963 2465 1 364 364 CD 43963 2465 2 . . . 43963 2465 3 ] ] -RRB- 43963 2466 1 The the DT 43963 2466 2 Palæolithic Palæolithic NNP 43963 2466 3 river river NN 43963 2466 4 - - HYPH 43963 2466 5 gravels gravel NNS 43963 2466 6 are be VBP 43963 2466 7 found find VBN 43963 2466 8 at at IN 43963 2466 9 various various JJ 43963 2466 10 distances distance NNS 43963 2466 11 above above IN 43963 2466 12 present present VBP 43963 2466 13 river river NN 43963 2466 14 - - HYPH 43963 2466 15 levels level NNS 43963 2466 16 , , , 43963 2466 17 and and CC 43963 2466 18 are be VBP 43963 2466 19 the the DT 43963 2466 20 surviving survive VBG 43963 2466 21 relics relic NNS 43963 2466 22 of of IN 43963 2466 23 alluvial alluvial JJ 43963 2466 24 deposits deposit NNS 43963 2466 25 which which WDT 43963 2466 26 were be VBD 43963 2466 27 laid lay VBN 43963 2466 28 down down RP 43963 2466 29 when when WRB 43963 2466 30 the the DT 43963 2466 31 rivers river NNS 43963 2466 32 ran run VBD 43963 2466 33 at at IN 43963 2466 34 a a DT 43963 2466 35 higher high JJR 43963 2466 36 level level NN 43963 2466 37 than than IN 43963 2466 38 they -PRON- PRP 43963 2466 39 now now RB 43963 2466 40 do do VBP 43963 2466 41 . . . 43963 2467 1 That that IN 43963 2467 2 they -PRON- PRP 43963 2467 3 are be VBP 43963 2467 4 newer new JJR 43963 2467 5 than than IN 43963 2467 6 the the DT 43963 2467 7 main main JJ 43963 2467 8 glacial glacial JJ 43963 2467 9 drifts drift NNS 43963 2467 10 of of IN 43963 2467 11 the the DT 43963 2467 12 region region NN 43963 2467 13 in in IN 43963 2467 14 which which WDT 43963 2467 15 they -PRON- PRP 43963 2467 16 occur occur VBP 43963 2467 17 is be VBZ 43963 2467 18 indicated indicate VBN 43963 2467 19 by by IN 43963 2467 20 the the DT 43963 2467 21 frequent frequent JJ 43963 2467 22 presence presence NN 43963 2467 23 in in IN 43963 2467 24 them -PRON- PRP 43963 2467 25 of of IN 43963 2467 26 boulders boulder NNS 43963 2467 27 derived derive VBN 43963 2467 28 from from IN 43963 2467 29 the the DT 43963 2467 30 drift drift NN 43963 2467 31 . . . 43963 2468 1 Their -PRON- PRP$ 43963 2468 2 antiquity antiquity NN 43963 2468 3 is be VBZ 43963 2468 4 shown show VBN 43963 2468 5 by by IN 43963 2468 6 the the DT 43963 2468 7 physical physical JJ 43963 2468 8 changes change NNS 43963 2468 9 which which WDT 43963 2468 10 have have VBP 43963 2468 11 occurred occur VBN 43963 2468 12 since since IN 43963 2468 13 their -PRON- PRP$ 43963 2468 14 deposition deposition NN 43963 2468 15 ( ( -LRB- 43963 2468 16 there there EX 43963 2468 17 having have VBG 43963 2468 18 been be VBN 43963 2468 19 sufficient sufficient JJ 43963 2468 20 time time NN 43963 2468 21 since since IN 43963 2468 22 then then RB 43963 2468 23 to to TO 43963 2468 24 allow allow VB 43963 2468 25 of of IN 43963 2468 26 the the DT 43963 2468 27 excavation excavation NN 43963 2468 28 of of IN 43963 2468 29 some some DT 43963 2468 30 river river NN 43963 2468 31 - - HYPH 43963 2468 32 valleys valley NNS 43963 2468 33 to to IN 43963 2468 34 a a DT 43963 2468 35 depth depth NN 43963 2468 36 of of IN 43963 2468 37 over over IN 43963 2468 38 one one CD 43963 2468 39 hundred hundred CD 43963 2468 40 feet foot NNS 43963 2468 41 beneath beneath IN 43963 2468 42 their -PRON- PRP$ 43963 2468 43 former former JJ 43963 2468 44 level level NN 43963 2468 45 ) ) -RRB- 43963 2468 46 , , , 43963 2468 47 and and CC 43963 2468 48 also also RB 43963 2468 49 by by IN 43963 2468 50 the the DT 43963 2468 51 character character NN 43963 2468 52 of of IN 43963 2468 53 the the DT 43963 2468 54 included include VBN 43963 2468 55 mammals mammal NNS 43963 2468 56 which which WDT 43963 2468 57 will will MD 43963 2468 58 presently presently RB 43963 2468 59 be be VB 43963 2468 60 referred refer VBN 43963 2468 61 to to IN 43963 2468 62 . . . 43963 2469 1 The the DT 43963 2469 2 deposits deposit NNS 43963 2469 3 vary vary VBP 43963 2469 4 in in IN 43963 2469 5 coarseness coarseness NN 43963 2469 6 , , , 43963 2469 7 like like IN 43963 2469 8 those those DT 43963 2469 9 of of IN 43963 2469 10 modern modern JJ 43963 2469 11 alluvial alluvial JJ 43963 2469 12 flats flat NNS 43963 2469 13 , , , 43963 2469 14 from from IN 43963 2469 15 the the DT 43963 2469 16 coarse coarse JJ 43963 2469 17 gravels gravel NNS 43963 2469 18 of of IN 43963 2469 19 the the DT 43963 2469 20 river river NN 43963 2469 21 - - HYPH 43963 2469 22 beds bed NNS 43963 2469 23 to to IN 43963 2469 24 the the DT 43963 2469 25 fine fine JJ 43963 2469 26 loams loam NNS 43963 2469 27 and and CC 43963 2469 28 marls marl NNS 43963 2469 29 of of IN 43963 2469 30 the the DT 43963 2469 31 flood flood NN 43963 2469 32 - - HYPH 43963 2469 33 plains plain NNS 43963 2469 34 . . . 43963 2470 1 They -PRON- PRP 43963 2470 2 are be VBP 43963 2470 3 found find VBN 43963 2470 4 , , , 43963 2470 5 in in IN 43963 2470 6 Britain Britain NNP 43963 2470 7 , , , 43963 2470 8 with with IN 43963 2470 9 their -PRON- PRP$ 43963 2470 10 typical typical JJ 43963 2470 11 mammalian mammalian JJ 43963 2470 12 remains remain NNS 43963 2470 13 , , , 43963 2470 14 south south NN 43963 2470 15 - - HYPH 43963 2470 16 east east NN 43963 2470 17 of of IN 43963 2470 18 a a DT 43963 2470 19 line line NN 43963 2470 20 drawn draw VBN 43963 2470 21 from from IN 43963 2470 22 the the DT 43963 2470 23 mouth mouth NN 43963 2470 24 of of IN 43963 2470 25 the the DT 43963 2470 26 Tees Tees NNPS 43963 2470 27 to to IN 43963 2470 28 the the DT 43963 2470 29 Bristol Bristol NNP 43963 2470 30 Channel Channel NNP 43963 2470 31 . . . 43963 2471 1 The the DT 43963 2471 2 cave cave NN 43963 2471 3 - - HYPH 43963 2471 4 deposits deposit NNS 43963 2471 5 have have VBP 43963 2471 6 a a DT 43963 2471 7 wider wide JJR 43963 2471 8 distribution distribution NN 43963 2471 9 than than IN 43963 2471 10 those those DT 43963 2471 11 which which WDT 43963 2471 12 have have VBP 43963 2471 13 just just RB 43963 2471 14 been be VBN 43963 2471 15 noticed notice VBN 43963 2471 16 , , , 43963 2471 17 being be VBG 43963 2471 18 also also RB 43963 2471 19 found find VBN 43963 2471 20 to to IN 43963 2471 21 the the DT 43963 2471 22 north north NN 43963 2471 23 - - HYPH 43963 2471 24 west west NN 43963 2471 25 of of IN 43963 2471 26 the the DT 43963 2471 27 above above RB 43963 2471 28 - - HYPH 43963 2471 29 mentioned mention VBN 43963 2471 30 line line NN 43963 2471 31 in in IN 43963 2471 32 Yorkshire Yorkshire NNP 43963 2471 33 , , , 43963 2471 34 and and CC 43963 2471 35 in in IN 43963 2471 36 North North NNP 43963 2471 37 and and CC 43963 2471 38 South South NNP 43963 2471 39 Wales Wales NNP 43963 2471 40 . . . 43963 2472 1 In in IN 43963 2472 2 the the DT 43963 2472 3 south south NN 43963 2472 4 of of IN 43963 2472 5 England England NNP 43963 2472 6 they -PRON- PRP 43963 2472 7 are be VBP 43963 2472 8 found find VBN 43963 2472 9 as as IN 43963 2472 10 far far RB 43963 2472 11 east east RB 43963 2472 12 as as IN 43963 2472 13 Ightham Ightham NNP 43963 2472 14 in in IN 43963 2472 15 Kent Kent NNP 43963 2472 16 , , , 43963 2472 17 and and CC 43963 2472 18 in in IN 43963 2472 19 a a DT 43963 2472 20 westerly westerly JJ 43963 2472 21 direction direction NN 43963 2472 22 to to IN 43963 2472 23 Torquay Torquay NNP 43963 2472 24 and and CC 43963 2472 25 Tenby Tenby NNP 43963 2472 26 . . . 43963 2473 1 The the DT 43963 2473 2 Ightham Ightham NNP 43963 2473 3 deposits deposit NNS 43963 2473 4 occur occur VBP 43963 2473 5 in in IN 43963 2473 6 fissures fissure NNS 43963 2473 7 and and CC 43963 2473 8 consist consist VB 43963 2473 9 of of IN 43963 2473 10 materials material NNS 43963 2473 11 which which WDT 43963 2473 12 were be VBD 43963 2473 13 apparently apparently RB 43963 2473 14 introduced introduce VBN 43963 2473 15 from from IN 43963 2473 16 above above RB 43963 2473 17 by by IN 43963 2473 18 river river NN 43963 2473 19 action[113 action[113 NNP 43963 2473 20 ] ] -RRB- 43963 2473 21 . . . 43963 2474 1 The the DT 43963 2474 2 cave cave NN 43963 2474 3 - - HYPH 43963 2474 4 deposits deposit NNS 43963 2474 5 of of IN 43963 2474 6 limestone limestone NN 43963 2474 7 areas area NNS 43963 2474 8 are be VBP 43963 2474 9 sometimes sometimes RB 43963 2474 10 found find VBN 43963 2474 11 in in IN 43963 2474 12 fissures fissure NNS 43963 2474 13 , , , 43963 2474 14 but but CC 43963 2474 15 at at IN 43963 2474 16 other other JJ 43963 2474 17 times time NNS 43963 2474 18 in in IN 43963 2474 19 caverns cavern NNS 43963 2474 20 with with IN 43963 2474 21 a a DT 43963 2474 22 fairly fairly RB 43963 2474 23 horizontal horizontal JJ 43963 2474 24 floor floor NN 43963 2474 25 , , , 43963 2474 26 on on IN 43963 2474 27 which which WDT 43963 2474 28 the the DT 43963 2474 29 various various JJ 43963 2474 30 accumulations accumulation NNS 43963 2474 31 lie lie VBP 43963 2474 32 in in IN 43963 2474 33 order order NN 43963 2474 34 of of IN 43963 2474 35 formation formation NN 43963 2474 36 . . . 43963 2475 1 The the DT 43963 2475 2 deposits deposit NNS 43963 2475 3 vary vary VBP 43963 2475 4 in in IN 43963 2475 5 character character NN 43963 2475 6 and and CC 43963 2475 7 may may MD 43963 2475 8 be be VB 43963 2475 9 divided divide VBN 43963 2475 10 into into IN 43963 2475 11 three three CD 43963 2475 12 groups group NNS 43963 2475 13 , , , 43963 2475 14 though though IN 43963 2475 15 accumulations accumulation NNS 43963 2475 16 of of IN 43963 2475 17 intermediate intermediate JJ 43963 2475 18 character character NN 43963 2475 19 are be VBP 43963 2475 20 found find VBN 43963 2475 21 ; ; : 43963 2475 22 the the DT 43963 2475 23 first first JJ 43963 2475 24 group group NN 43963 2475 25 consists consist VBZ 43963 2475 26 of of IN 43963 2475 27 cave cave NN 43963 2475 28 - - HYPH 43963 2475 29 earths earth NNS 43963 2475 30 and and CC 43963 2475 31 cave cave NN 43963 2475 32 - - HYPH 43963 2475 33 breccias breccia NNS 43963 2475 34 -- -- : 43963 2475 35 formed form VBN 43963 2475 36 by by IN 43963 2475 37 weathering weather VBG 43963 2475 38 of of IN 43963 2475 39 the the DT 43963 2475 40 limestone limestone NN 43963 2475 41 , , , 43963 2475 42 and and CC 43963 2475 43 the the DT 43963 2475 44 retention retention NN 43963 2475 45 of of IN 43963 2475 46 the the DT 43963 2475 47 insoluble insoluble JJ 43963 2475 48 residue residue NN 43963 2475 49 , , , 43963 2475 50 as as IN 43963 2475 51 a a DT 43963 2475 52 more more RBR 43963 2475 53 or or CC 43963 2475 54 less less RBR 43963 2475 55 ferruginous ferruginous JJ 43963 2475 56 mud mud NN 43963 2475 57 , , , 43963 2475 58 mixed mix VBN 43963 2475 59 with with IN 43963 2475 60 angular angular JJ 43963 2475 61 fragments fragment NNS 43963 2475 62 of of IN 43963 2475 63 limestone limestone NN 43963 2475 64 , , , 43963 2475 65 and and CC 43963 2475 66 with with IN 43963 2475 67 the the DT 43963 2475 68 remains remain NNS 43963 2475 69 of of IN 43963 2475 70 creatures creature NNS 43963 2475 71 which which WDT 43963 2475 72 inhabited inhabit VBD 43963 2475 73 the the DT 43963 2475 74 caves cave NNS 43963 2475 75 ; ; : 43963 2475 76 the the DT 43963 2475 77 second second JJ 43963 2475 78 group group NN 43963 2475 79 consists consist VBZ 43963 2475 80 of of IN 43963 2475 81 true true JJ 43963 2475 82 deposits deposit NNS 43963 2475 83 laid lay VBN 43963 2475 84 down down RP 43963 2475 85 under under IN 43963 2475 86 water water NN 43963 2475 87 , , , 43963 2475 88 as as IN 43963 2475 89 gravels gravel NNS 43963 2475 90 , , , 43963 2475 91 sands sand NNS 43963 2475 92 , , , 43963 2475 93 and and CC 43963 2475 94 laminated laminate VBN 43963 2475 95 clays clay NNS 43963 2475 96 ; ; : 43963 2475 97 while while IN 43963 2475 98 the the DT 43963 2475 99 third third JJ 43963 2475 100 is be VBZ 43963 2475 101 composed compose VBN 43963 2475 102 of of IN 43963 2475 103 limestone limestone NN 43963 2475 104 deposited deposit VBN 43963 2475 105 from from IN 43963 2475 106 solution solution NN 43963 2475 107 in in IN 43963 2475 108 water water NN 43963 2475 109 , , , 43963 2475 110 in in IN 43963 2475 111 the the DT 43963 2475 112 form form NN 43963 2475 113 of of IN 43963 2475 114 stalagmite[114 stalagmite[114 NN 43963 2475 115 ] ] -RRB- 43963 2475 116 . . . 43963 2476 1 [ [ -LRB- 43963 2476 2 Footnote footnote NN 43963 2476 3 113 113 CD 43963 2476 4 : : : 43963 2476 5 The the DT 43963 2476 6 Ightham Ightham NNP 43963 2476 7 fissures fissure VBZ 43963 2476 8 and and CC 43963 2476 9 their -PRON- PRP$ 43963 2476 10 contents content NNS 43963 2476 11 are be VBP 43963 2476 12 described describe VBN 43963 2476 13 by by IN 43963 2476 14 Messrs Messrs NNP 43963 2476 15 Abbot Abbot NNP 43963 2476 16 and and CC 43963 2476 17 Newton Newton NNP 43963 2476 18 , , , 43963 2476 19 _ _ NNP 43963 2476 20 Quart Quart NNP 43963 2476 21 . . . 43963 2477 1 Journ Journ NNP 43963 2477 2 . . . 43963 2478 1 Geol Geol NNP 43963 2478 2 . . . 43963 2479 1 Soc Soc NNP 43963 2479 2 . . . 43963 2479 3 _ _ NNP 43963 2479 4 , , , 43963 2479 5 vol vol NNP 43963 2479 6 . . . 43963 2480 1 L. L. NNP 43963 2480 2 pp pp NNP 43963 2480 3 . . . 43963 2481 1 171 171 CD 43963 2481 2 and and CC 43963 2481 3 188 188 CD 43963 2481 4 . . . 43963 2481 5 ] ] -RRB- 43963 2482 1 [ [ -LRB- 43963 2482 2 Footnote Footnote NNP 43963 2482 3 114 114 CD 43963 2482 4 : : : 43963 2482 5 The the DT 43963 2482 6 reader reader NN 43963 2482 7 should should MD 43963 2482 8 consult consult VB 43963 2482 9 Prof. Prof. NNP 43963 2482 10 W. W. NNP 43963 2482 11 Boyd Boyd NNP 43963 2482 12 Dawkins dawkin VBZ 43963 2482 13 ' ' POS 43963 2482 14 works work NNS 43963 2482 15 on on IN 43963 2482 16 _ _ NNP 43963 2482 17 Cave Cave NNP 43963 2482 18 Hunting Hunting NNP 43963 2482 19 _ _ NNP 43963 2482 20 and and CC 43963 2482 21 _ _ NNP 43963 2482 22 Early Early NNP 43963 2482 23 Man Man NNP 43963 2482 24 in in IN 43963 2482 25 Britain Britain NNP 43963 2482 26 _ _ NNP 43963 2482 27 , , , 43963 2482 28 for for IN 43963 2482 29 information information NN 43963 2482 30 concerning concern VBG 43963 2482 31 the the DT 43963 2482 32 Cave Cave NNP 43963 2482 33 Deposits Deposits NNPS 43963 2482 34 . . . 43963 2483 1 See see VB 43963 2483 2 also also RB 43963 2483 3 Sir Sir NNP 43963 2483 4 C. C. NNP 43963 2483 5 Lyell Lyell NNP 43963 2483 6 , , , 43963 2483 7 _ _ NNP 43963 2483 8 Antiquity Antiquity NNP 43963 2483 9 of of IN 43963 2483 10 Man Man NNP 43963 2483 11 _ _ NNP 43963 2483 12 ; ; : 43963 2483 13 Sir Sir NNP 43963 2483 14 J. J. NNP 43963 2483 15 Evans Evans NNP 43963 2483 16 , , , 43963 2483 17 _ _ NNP 43963 2483 18 Ancient Ancient NNP 43963 2483 19 Stone Stone NNP 43963 2483 20 Implements Implements NNPS 43963 2483 21 of of IN 43963 2483 22 Great Great NNP 43963 2483 23 Britain Britain NNP 43963 2483 24 _ _ NNP 43963 2483 25 , , , 43963 2483 26 and and CC 43963 2483 27 Sir Sir NNP 43963 2483 28 J. J. NNP 43963 2483 29 Lubbock Lubbock NNP 43963 2483 30 , , , 43963 2483 31 _ _ NNP 43963 2483 32 Prehistoric Prehistoric NNP 43963 2483 33 Times Times NNP 43963 2483 34 _ _ NNP 43963 2483 35 . . . 43963 2484 1 In in IN 43963 2484 2 these these DT 43963 2484 3 works work NNS 43963 2484 4 references reference NNS 43963 2484 5 will will MD 43963 2484 6 be be VB 43963 2484 7 found find VBN 43963 2484 8 to to IN 43963 2484 9 papers paper NNS 43963 2484 10 by by IN 43963 2484 11 Messrs Messrs NNP 43963 2484 12 Pengelly Pengelly NNP 43963 2484 13 , , , 43963 2484 14 Magens Magens NNP 43963 2484 15 Mello Mello NNP 43963 2484 16 , , , 43963 2484 17 Tiddeman Tiddeman NNP 43963 2484 18 and and CC 43963 2484 19 others other NNS 43963 2484 20 on on IN 43963 2484 21 the the DT 43963 2484 22 Caves cave NNS 43963 2484 23 of of IN 43963 2484 24 Devon Devon NNP 43963 2484 25 , , , 43963 2484 26 Derbyshire Derbyshire NNP 43963 2484 27 and and CC 43963 2484 28 Yorkshire Yorkshire NNP 43963 2484 29 . . . 43963 2485 1 References reference NNS 43963 2485 2 have have VBP 43963 2485 3 already already RB 43963 2485 4 been be VBN 43963 2485 5 made make VBN 43963 2485 6 to to IN 43963 2485 7 papers paper NNS 43963 2485 8 upon upon IN 43963 2485 9 the the DT 43963 2485 10 Caverns Caverns NNP 43963 2485 11 of of IN 43963 2485 12 North North NNP 43963 2485 13 Wales Wales NNP 43963 2485 14 . . . 43963 2485 15 ] ] -RRB- 43963 2486 1 The the DT 43963 2486 2 organic organic JJ 43963 2486 3 contents content NNS 43963 2486 4 of of IN 43963 2486 5 the the DT 43963 2486 6 Palæolithic palæolithic JJ 43963 2486 7 period period NN 43963 2486 8 are be VBP 43963 2486 9 of of IN 43963 2486 10 much much JJ 43963 2486 11 interest interest NN 43963 2486 12 , , , 43963 2486 13 and and CC 43963 2486 14 it -PRON- PRP 43963 2486 15 is be VBZ 43963 2486 16 desirable desirable JJ 43963 2486 17 to to TO 43963 2486 18 discuss discuss VB 43963 2486 19 their -PRON- PRP$ 43963 2486 20 character character NN 43963 2486 21 before before IN 43963 2486 22 making make VBG 43963 2486 23 further further JJ 43963 2486 24 observations observation NNS 43963 2486 25 upon upon IN 43963 2486 26 the the DT 43963 2486 27 physical physical JJ 43963 2486 28 conditions condition NNS 43963 2486 29 of of IN 43963 2486 30 the the DT 43963 2486 31 period period NN 43963 2486 32 . . . 43963 2487 1 _ _ NNP 43963 2487 2 The the DT 43963 2487 3 Palæolithic Palæolithic NNP 43963 2487 4 flora flora NNS 43963 2487 5 and and CC 43963 2487 6 fauna fauna NNS 43963 2487 7 . . . 43963 2487 8 _ _ NNP 43963 2487 9 The the DT 43963 2487 10 plants plant NNS 43963 2487 11 of of IN 43963 2487 12 some some DT 43963 2487 13 of of IN 43963 2487 14 the the DT 43963 2487 15 earlier early JJR 43963 2487 16 deposits deposit NNS 43963 2487 17 of of IN 43963 2487 18 the the DT 43963 2487 19 age age NN 43963 2487 20 we -PRON- PRP 43963 2487 21 are be VBP 43963 2487 22 considering consider VBG 43963 2487 23 show show VBP 43963 2487 24 the the DT 43963 2487 25 prevalence prevalence NN 43963 2487 26 of of IN 43963 2487 27 cold cold JJ 43963 2487 28 conditions condition NNS 43963 2487 29 during during IN 43963 2487 30 their -PRON- PRP$ 43963 2487 31 accumulation accumulation NN 43963 2487 32 , , , 43963 2487 33 for for IN 43963 2487 34 instance instance NN 43963 2487 35 the the DT 43963 2487 36 Arctic Arctic NNP 43963 2487 37 birch birch NN 43963 2487 38 and and CC 43963 2487 39 Arctic Arctic NNP 43963 2487 40 willow willow NN 43963 2487 41 are be VBP 43963 2487 42 found find VBN 43963 2487 43 in in IN 43963 2487 44 the the DT 43963 2487 45 accumulations accumulation NNS 43963 2487 46 beneath beneath IN 43963 2487 47 the the DT 43963 2487 48 implement implement NN 43963 2487 49 - - HYPH 43963 2487 50 bearing bear VBG 43963 2487 51 Palæolithic palæolithic JJ 43963 2487 52 deposits deposit NNS 43963 2487 53 of of IN 43963 2487 54 Hoxne Hoxne NNP 43963 2487 55 in in IN 43963 2487 56 Suffolk[115 Suffolk[115 NNP 43963 2487 57 ] ] -RRB- 43963 2487 58 . . . 43963 2488 1 The the DT 43963 2488 2 invertebrate invertebrate JJ 43963 2488 3 fauna fauna NN 43963 2488 4 consists consist VBZ 43963 2488 5 essentially essentially RB 43963 2488 6 of of IN 43963 2488 7 the the DT 43963 2488 8 remains remain NNS 43963 2488 9 of of IN 43963 2488 10 molluscs mollusc NNS 43963 2488 11 . . . 43963 2489 1 The the DT 43963 2489 2 loess loess NN 43963 2489 3 molluscs mollusc NNS 43963 2489 4 are be VBP 43963 2489 5 chiefly chiefly RB 43963 2489 6 pulmoniferous pulmoniferous JJ 43963 2489 7 gastropods gastropod NNS 43963 2489 8 which which WDT 43963 2489 9 lived live VBD 43963 2489 10 upon upon IN 43963 2489 11 the the DT 43963 2489 12 land land NN 43963 2489 13 , , , 43963 2489 14 though though IN 43963 2489 15 swamp swamp NN 43963 2489 16 forms form NNS 43963 2489 17 are be VBP 43963 2489 18 occasionally occasionally RB 43963 2489 19 associated associate VBN 43963 2489 20 with with IN 43963 2489 21 them -PRON- PRP 43963 2489 22 . . . 43963 2490 1 The the DT 43963 2490 2 palæolithic palæolithic JJ 43963 2490 3 river river NN 43963 2490 4 - - HYPH 43963 2490 5 gravels gravel NNS 43963 2490 6 have have VBP 43963 2490 7 yielded yield VBN 43963 2490 8 numerous numerous JJ 43963 2490 9 land- land- NN 43963 2490 10 and and CC 43963 2490 11 freshwater freshwater NN 43963 2490 12 - - HYPH 43963 2490 13 molluscs mollusc NNS 43963 2490 14 of of IN 43963 2490 15 living living NN 43963 2490 16 species specie NNS 43963 2490 17 , , , 43963 2490 18 though though IN 43963 2490 19 some some DT 43963 2490 20 which which WDT 43963 2490 21 are be VBP 43963 2490 22 abundant abundant JJ 43963 2490 23 in in IN 43963 2490 24 the the DT 43963 2490 25 British british JJ 43963 2490 26 gravels gravel NNS 43963 2490 27 are be VBP 43963 2490 28 now now RB 43963 2490 29 extinct extinct VBN 43963 2490 30 in in IN 43963 2490 31 Britain Britain NNP 43963 2490 32 , , , 43963 2490 33 e.g. e.g. RB 43963 2491 1 _ _ NNP 43963 2491 2 Cyrena Cyrena NNP 43963 2491 3 ( ( -LRB- 43963 2491 4 Cobicula Cobicula NNP 43963 2491 5 ) ) -RRB- 43963 2491 6 fluminalis fluminalis NNP 43963 2491 7 _ _ NNP 43963 2491 8 and and CC 43963 2491 9 _ _ NNP 43963 2491 10 Unio Unio NNP 43963 2491 11 littoralis littoralis NNP 43963 2491 12 _ _ NNP 43963 2491 13 . . . 43963 2492 1 Marine marine JJ 43963 2492 2 deposits deposit NNS 43963 2492 3 of of IN 43963 2492 4 this this DT 43963 2492 5 age age NN 43963 2492 6 are be VBP 43963 2492 7 occasionally occasionally RB 43963 2492 8 found find VBN 43963 2492 9 , , , 43963 2492 10 as as IN 43963 2492 11 at at IN 43963 2492 12 March March NNP 43963 2492 13 , , , 43963 2492 14 in in IN 43963 2492 15 Cambridgeshire Cambridgeshire NNP 43963 2492 16 , , , 43963 2492 17 where where WRB 43963 2492 18 the the DT 43963 2492 19 fauna fauna NNS 43963 2492 20 closely closely RB 43963 2492 21 resembles resemble VBZ 43963 2492 22 that that IN 43963 2492 23 of of IN 43963 2492 24 our -PRON- PRP$ 43963 2492 25 present present JJ 43963 2492 26 sea sea NN 43963 2492 27 - - HYPH 43963 2492 28 shores shore NNS 43963 2492 29 . . . 43963 2493 1 [ [ -LRB- 43963 2493 2 Footnote Footnote NNP 43963 2493 3 115 115 CD 43963 2493 4 : : : 43963 2493 5 These these DT 43963 2493 6 beds bed NNS 43963 2493 7 are be VBP 43963 2493 8 described describe VBN 43963 2493 9 by by IN 43963 2493 10 Messrs Messrs NNP 43963 2493 11 Reid Reid NNP 43963 2493 12 and and CC 43963 2493 13 Ridley Ridley NNP 43963 2493 14 , , , 43963 2493 15 _ _ NNP 43963 2493 16 Geol Geol NNP 43963 2493 17 . . . 43963 2494 1 Mag mag JJ 43963 2494 2 . . . 43963 2494 3 _ _ NNP 43963 2494 4 Dec. December NNP 43963 2494 5 III III NNP 43963 2494 6 . . . 43963 2495 1 vol vol NNP 43963 2495 2 . . . 43963 2496 1 V. V. NNP 43963 2496 2 p. p. NN 43963 2496 3 441 441 CD 43963 2496 4 . . . 43963 2497 1 See see VB 43963 2497 2 also also RB 43963 2497 3 C. C. NNP 43963 2497 4 Reid Reid NNP 43963 2497 5 on on IN 43963 2497 6 the the DT 43963 2497 7 " " `` 43963 2497 8 History history NN 43963 2497 9 of of IN 43963 2497 10 the the DT 43963 2497 11 Recent Recent NNP 43963 2497 12 Flora Flora NNP 43963 2497 13 of of IN 43963 2497 14 Britain Britain NNP 43963 2497 15 , , , 43963 2497 16 " " `` 43963 2497 17 _ _ NNP 43963 2497 18 Annals Annals NNP 43963 2497 19 of of IN 43963 2497 20 Botany Botany NNP 43963 2497 21 _ _ NNP 43963 2497 22 , , , 43963 2497 23 vol vol NNP 43963 2497 24 . . . 43963 2498 1 II ii CD 43963 2498 2 . . . 43963 2499 1 No no UH 43963 2499 2 . . . 43963 2500 1 8 8 CD 43963 2500 2 , , , 43963 2500 3 Aug. August NNP 43963 2501 1 1888 1888 CD 43963 2501 2 . . . 43963 2501 3 ] ] -RRB- 43963 2502 1 The the DT 43963 2502 2 vertebrate vertebrate NN 43963 2502 3 remains remain VBZ 43963 2502 4 are be VBP 43963 2502 5 much much RB 43963 2502 6 more more RBR 43963 2502 7 remarkable remarkable JJ 43963 2502 8 , , , 43963 2502 9 and and CC 43963 2502 10 it -PRON- PRP 43963 2502 11 is be VBZ 43963 2502 12 not not RB 43963 2502 13 quite quite RB 43963 2502 14 clear clear JJ 43963 2502 15 that that IN 43963 2502 16 the the DT 43963 2502 17 association association NNP 43963 2502 18 of of IN 43963 2502 19 forms form NNS 43963 2502 20 whose whose WP$ 43963 2502 21 living live VBG 43963 2502 22 allies ally NNS 43963 2502 23 now now RB 43963 2502 24 live live VBP 43963 2502 25 under under IN 43963 2502 26 widely widely RB 43963 2502 27 different different JJ 43963 2502 28 conditions condition NNS 43963 2502 29 has have VBZ 43963 2502 30 been be VBN 43963 2502 31 satisfactorily satisfactorily RB 43963 2502 32 explained explain VBN 43963 2502 33 . . . 43963 2503 1 The the DT 43963 2503 2 river river NN 43963 2503 3 - - HYPH 43963 2503 4 gravels gravel NNS 43963 2503 5 and and CC 43963 2503 6 cave cave NN 43963 2503 7 - - HYPH 43963 2503 8 deposits deposit NNS 43963 2503 9 contain contain NN 43963 2503 10 remains remain NNS 43963 2503 11 of of IN 43963 2503 12 temperate temperate NN 43963 2503 13 forms form NNS 43963 2503 14 , , , 43963 2503 15 as as IN 43963 2503 16 the the DT 43963 2503 17 bison bison NN 43963 2503 18 , , , 43963 2503 19 and and CC 43963 2503 20 brown brown JJ 43963 2503 21 bear bear NN 43963 2503 22 , , , 43963 2503 23 associated associate VBN 43963 2503 24 with with IN 43963 2503 25 those those DT 43963 2503 26 of of IN 43963 2503 27 northern northern JJ 43963 2503 28 forms form NNS 43963 2503 29 , , , 43963 2503 30 as as IN 43963 2503 31 the the DT 43963 2503 32 mammoth mammoth JJ 43963 2503 33 , , , 43963 2503 34 woolly woolly RB 43963 2503 35 rhinoceros rhinoceros NNP 43963 2503 36 , , , 43963 2503 37 glutton glutton NNP 43963 2503 38 , , , 43963 2503 39 reindeer reindeer NNP 43963 2503 40 , , , 43963 2503 41 and and CC 43963 2503 42 musk musk NNP 43963 2503 43 ox ox NN 43963 2503 44 , , , 43963 2503 45 and and CC 43963 2503 46 also also RB 43963 2503 47 with with IN 43963 2503 48 those those DT 43963 2503 49 whose whose WP$ 43963 2503 50 living living NN 43963 2503 51 allies ally NNS 43963 2503 52 are be VBP 43963 2503 53 inhabitants inhabitant NNS 43963 2503 54 of of IN 43963 2503 55 warmer warm JJR 43963 2503 56 regions region NNS 43963 2503 57 , , , 43963 2503 58 like like IN 43963 2503 59 the the DT 43963 2503 60 lion lion NN 43963 2503 61 , , , 43963 2503 62 hyæna hyæna NNP 43963 2503 63 , , , 43963 2503 64 and and CC 43963 2503 65 hippopotamus hippopotamus NNP 43963 2503 66 . . . 43963 2504 1 One one CD 43963 2504 2 of of IN 43963 2504 3 the the DT 43963 2504 4 most most RBS 43963 2504 5 remarkable remarkable JJ 43963 2504 6 creatures creature NNS 43963 2504 7 is be VBZ 43963 2504 8 the the DT 43963 2504 9 sabre sabre NNP 43963 2504 10 - - HYPH 43963 2504 11 toothed toothed JJ 43963 2504 12 lion lion NN 43963 2504 13 or or CC 43963 2504 14 _ _ NNP 43963 2504 15 Machairodus Machairodus NNP 43963 2504 16 _ _ NNP 43963 2504 17 , , , 43963 2504 18 remains remain VBZ 43963 2504 19 of of IN 43963 2504 20 which which WDT 43963 2504 21 have have VBP 43963 2504 22 been be VBN 43963 2504 23 discovered discover VBN 43963 2504 24 in in IN 43963 2504 25 Kent Kent NNP 43963 2504 26 's 's POS 43963 2504 27 Cavern Cavern NNP 43963 2504 28 , , , 43963 2504 29 Torquay Torquay NNP 43963 2504 30 , , , 43963 2504 31 and and CC 43963 2504 32 in in IN 43963 2504 33 the the DT 43963 2504 34 caves cave NNS 43963 2504 35 of of IN 43963 2504 36 Cresswell Cresswell NNP 43963 2504 37 Crags Crags NNP 43963 2504 38 , , , 43963 2504 39 Derbyshire Derbyshire NNP 43963 2504 40 . . . 43963 2505 1 The the DT 43963 2505 2 loess loess NN 43963 2505 3 fauna fauna NNS 43963 2505 4 consists consist VBZ 43963 2505 5 of of IN 43963 2505 6 characteristic characteristic JJ 43963 2505 7 steppe steppe NN 43963 2505 8 animals animal NNS 43963 2505 9 , , , 43963 2505 10 such such JJ 43963 2505 11 as as IN 43963 2505 12 the the DT 43963 2505 13 jerboa jerboa NN 43963 2505 14 , , , 43963 2505 15 Saiga Saiga NNP 43963 2505 16 antelope antelope NNS 43963 2505 17 and and CC 43963 2505 18 steppe steppe NN 43963 2505 19 - - HYPH 43963 2505 20 porcupine porcupine NN 43963 2505 21 , , , 43963 2505 22 and and CC 43963 2505 23 it -PRON- PRP 43963 2505 24 is be VBZ 43963 2505 25 interesting interesting JJ 43963 2505 26 to to TO 43963 2505 27 find find VB 43963 2505 28 an an DT 43963 2505 29 indication indication NN 43963 2505 30 of of IN 43963 2505 31 this this DT 43963 2505 32 fauna fauna NNS 43963 2505 33 in in IN 43963 2505 34 the the DT 43963 2505 35 Ightham Ightham NNP 43963 2505 36 fissures fissure VBZ 43963 2505 37 . . . 43963 2506 1 The the DT 43963 2506 2 first first JJ 43963 2506 3 undoubted undoubted JJ 43963 2506 4 relics relic NNS 43963 2506 5 of of IN 43963 2506 6 mankind mankind NN 43963 2506 7 are be VBP 43963 2506 8 found find VBN 43963 2506 9 in in IN 43963 2506 10 the the DT 43963 2506 11 Palæolithic palæolithic JJ 43963 2506 12 deposits deposit NNS 43963 2506 13 , , , 43963 2506 14 which which WDT 43963 2506 15 are be VBP 43963 2506 16 very very RB 43963 2506 17 widely widely RB 43963 2506 18 spread spread VBN 43963 2506 19 over over IN 43963 2506 20 the the DT 43963 2506 21 Eurasian eurasian JJ 43963 2506 22 continent continent NN 43963 2506 23 . . . 43963 2507 1 They -PRON- PRP 43963 2507 2 consist consist VBP 43963 2507 3 mainly mainly RB 43963 2507 4 of of IN 43963 2507 5 implements implement NNS 43963 2507 6 of of IN 43963 2507 7 bone bone NN 43963 2507 8 and and CC 43963 2507 9 stone stone NN 43963 2507 10 , , , 43963 2507 11 the the DT 43963 2507 12 latter latter JJ 43963 2507 13 being be VBG 43963 2507 14 chipped chip VBN 43963 2507 15 , , , 43963 2507 16 but but CC 43963 2507 17 never never RB 43963 2507 18 ground ground VB 43963 2507 19 or or CC 43963 2507 20 polished polish VBN 43963 2507 21 , , , 43963 2507 22 though though IN 43963 2507 23 both both DT 43963 2507 24 bone bone NN 43963 2507 25 and and CC 43963 2507 26 stone stone NN 43963 2507 27 implements implement NNS 43963 2507 28 are be VBP 43963 2507 29 frequently frequently RB 43963 2507 30 ornamented ornament VBN 43963 2507 31 with with IN 43963 2507 32 engraved engraved JJ 43963 2507 33 figures figure NNS 43963 2507 34 . . . 43963 2508 1 The the DT 43963 2508 2 cave cave NN 43963 2508 3 - - HYPH 43963 2508 4 deposits deposit NNS 43963 2508 5 have have VBP 43963 2508 6 furnished furnish VBN 43963 2508 7 implements implement NNS 43963 2508 8 of of IN 43963 2508 9 a a DT 43963 2508 10 higher high JJR 43963 2508 11 type type NN 43963 2508 12 than than IN 43963 2508 13 those those DT 43963 2508 14 usually usually RB 43963 2508 15 found find VBN 43963 2508 16 in in IN 43963 2508 17 the the DT 43963 2508 18 river river NN 43963 2508 19 - - HYPH 43963 2508 20 drifts drift NNS 43963 2508 21 , , , 43963 2508 22 but but CC 43963 2508 23 the the DT 43963 2508 24 latter latter JJ 43963 2508 25 are be VBP 43963 2508 26 also also RB 43963 2508 27 found find VBN 43963 2508 28 in in IN 43963 2508 29 caverns cavern NNS 43963 2508 30 in in IN 43963 2508 31 deposits deposit NNS 43963 2508 32 beneath beneath IN 43963 2508 33 those those DT 43963 2508 34 containing contain VBG 43963 2508 35 the the DT 43963 2508 36 higher high JJR 43963 2508 37 type type NN 43963 2508 38 , , , 43963 2508 39 hence hence RB 43963 2508 40 the the DT 43963 2508 41 division division NN 43963 2508 42 of of IN 43963 2508 43 the the DT 43963 2508 44 period period NN 43963 2508 45 into into IN 43963 2508 46 two two CD 43963 2508 47 minor minor JJ 43963 2508 48 periods period NNS 43963 2508 49 , , , 43963 2508 50 that that DT 43963 2508 51 of of IN 43963 2508 52 river river NN 43963 2508 53 - - HYPH 43963 2508 54 drift drift NN 43963 2508 55 man man NN 43963 2508 56 , , , 43963 2508 57 and and CC 43963 2508 58 that that DT 43963 2508 59 of of IN 43963 2508 60 cave cave JJ 43963 2508 61 - - HYPH 43963 2508 62 man[116 man[116 NNP 43963 2508 63 ] ] -RRB- 43963 2508 64 . . . 43963 2509 1 [ [ -LRB- 43963 2509 2 Footnote Footnote NNP 43963 2509 3 116 116 CD 43963 2509 4 : : : 43963 2509 5 Concerning concern VBG 43963 2509 6 this this DT 43963 2509 7 matter matter NN 43963 2509 8 , , , 43963 2509 9 the the DT 43963 2509 10 reader reader NN 43963 2509 11 should should MD 43963 2509 12 consult consult VB 43963 2509 13 Prof. Prof. NNP 43963 2509 14 Boyd Boyd NNP 43963 2509 15 Dawkins Dawkins NNP 43963 2509 16 ' ' POS 43963 2509 17 _ _ NNP 43963 2509 18 Early early JJ 43963 2509 19 Man Man NNP 43963 2509 20 in in IN 43963 2509 21 Britain Britain NNP 43963 2509 22 _ _ NNP 43963 2509 23 . . . 43963 2510 1 Sir Sir NNP 43963 2510 2 J. J. NNP 43963 2510 3 Prestwich Prestwich NNP 43963 2510 4 has have VBZ 43963 2510 5 argued argue VBN 43963 2510 6 in in IN 43963 2510 7 favour favour NN 43963 2510 8 of of IN 43963 2510 9 the the DT 43963 2510 10 existence existence NN 43963 2510 11 of of IN 43963 2510 12 a a DT 43963 2510 13 group group NN 43963 2510 14 of of IN 43963 2510 15 implements implement NNS 43963 2510 16 found find VBN 43963 2510 17 on on IN 43963 2510 18 the the DT 43963 2510 19 plateau plateau NN 43963 2510 20 south south RB 43963 2510 21 of of IN 43963 2510 22 the the DT 43963 2510 23 Thames Thames NNPS 43963 2510 24 of of IN 43963 2510 25 an an DT 43963 2510 26 age age NN 43963 2510 27 antecedent antecedent NN 43963 2510 28 to to IN 43963 2510 29 that that DT 43963 2510 30 of of IN 43963 2510 31 the the DT 43963 2510 32 ordinary ordinary JJ 43963 2510 33 river river NNP 43963 2510 34 - - HYPH 43963 2510 35 drift drift NN 43963 2510 36 implements implement NNS 43963 2510 37 . . . 43963 2511 1 See see VB 43963 2511 2 _ _ NNP 43963 2511 3 Quart Quart NNP 43963 2511 4 . . . 43963 2512 1 Journ Journ NNP 43963 2512 2 . . . 43963 2513 1 Geol Geol NNP 43963 2513 2 . . . 43963 2514 1 Soc Soc NNP 43963 2514 2 . . . 43963 2514 3 _ _ NNP 43963 2514 4 , , , 43963 2514 5 vol vol NNP 43963 2514 6 . . . 43963 2515 1 XLV XLV NNP 43963 2515 2 . . . 43963 2516 1 p. p. NN 43963 2517 1 270 270 CD 43963 2517 2 . . . 43963 2517 3 ] ] -RRB- 43963 2518 1 There there EX 43963 2518 2 are be VBP 43963 2518 3 several several JJ 43963 2518 4 questions question NNS 43963 2518 5 of of IN 43963 2518 6 interest interest NN 43963 2518 7 connected connect VBN 43963 2518 8 with with IN 43963 2518 9 the the DT 43963 2518 10 Palæolithic palæolithic JJ 43963 2518 11 fauna fauna NNS 43963 2518 12 , , , 43963 2518 13 three three CD 43963 2518 14 of of IN 43963 2518 15 which which WDT 43963 2518 16 deserve deserve VBP 43963 2518 17 some some DT 43963 2518 18 notice notice NN 43963 2518 19 here here RB 43963 2518 20 . . . 43963 2519 1 The the DT 43963 2519 2 absence absence NN 43963 2519 3 of of IN 43963 2519 4 the the DT 43963 2519 5 relics relic NNS 43963 2519 6 of of IN 43963 2519 7 the the DT 43963 2519 8 Palæolithic palæolithic JJ 43963 2519 9 mammalia mammalia NN 43963 2519 10 and and CC 43963 2519 11 of of IN 43963 2519 12 the the DT 43963 2519 13 human human JJ 43963 2519 14 implements implement NNS 43963 2519 15 in in IN 43963 2519 16 the the DT 43963 2519 17 river river NN 43963 2519 18 - - HYPH 43963 2519 19 gravels gravel NNS 43963 2519 20 north north NN 43963 2519 21 - - HYPH 43963 2519 22 west west NN 43963 2519 23 of of IN 43963 2519 24 the the DT 43963 2519 25 line line NN 43963 2519 26 drawn draw VBN 43963 2519 27 between between IN 43963 2519 28 the the DT 43963 2519 29 Tees Tees NNPS 43963 2519 30 and and CC 43963 2519 31 Bristol Bristol NNP 43963 2519 32 Channel Channel NNP 43963 2519 33 , , , 43963 2519 34 and and CC 43963 2519 35 the the DT 43963 2519 36 presence presence NN 43963 2519 37 of of IN 43963 2519 38 the the DT 43963 2519 39 mammalian mammalian NNP 43963 2519 40 remains remain VBZ 43963 2519 41 in in IN 43963 2519 42 the the DT 43963 2519 43 caverns cavern NNS 43963 2519 44 of of IN 43963 2519 45 that that DT 43963 2519 46 area area NN 43963 2519 47 requires require VBZ 43963 2519 48 some some DT 43963 2519 49 explanation explanation NN 43963 2519 50 . . . 43963 2520 1 One one CD 43963 2520 2 such such JJ 43963 2520 3 explanation explanation NN 43963 2520 4 assumes assume VBZ 43963 2520 5 that that IN 43963 2520 6 the the DT 43963 2520 7 relics relic NNS 43963 2520 8 were be VBD 43963 2520 9 destroyed destroy VBN 43963 2520 10 in in IN 43963 2520 11 the the DT 43963 2520 12 open open JJ 43963 2520 13 country country NN 43963 2520 14 to to IN 43963 2520 15 the the DT 43963 2520 16 north north NN 43963 2520 17 - - HYPH 43963 2520 18 west west NN 43963 2520 19 of of IN 43963 2520 20 that that DT 43963 2520 21 line line NN 43963 2520 22 , , , 43963 2520 23 owing owe VBG 43963 2520 24 to to IN 43963 2520 25 glaciation glaciation NN 43963 2520 26 , , , 43963 2520 27 but but CC 43963 2520 28 it -PRON- PRP 43963 2520 29 is be VBZ 43963 2520 30 not not RB 43963 2520 31 by by IN 43963 2520 32 any any DT 43963 2520 33 means mean NNS 43963 2520 34 universally universally RB 43963 2520 35 accepted accept VBN 43963 2520 36 . . . 43963 2521 1 Another another DT 43963 2521 2 difficulty difficulty NN 43963 2521 3 which which WDT 43963 2521 4 in in IN 43963 2521 5 the the DT 43963 2521 6 opinion opinion NN 43963 2521 7 of of IN 43963 2521 8 some some DT 43963 2521 9 writers writer NNS 43963 2521 10 has have VBZ 43963 2521 11 not not RB 43963 2521 12 been be VBN 43963 2521 13 fully fully RB 43963 2521 14 cleared clear VBN 43963 2521 15 up up RP 43963 2521 16 is be VBZ 43963 2521 17 the the DT 43963 2521 18 mixture mixture NN 43963 2521 19 of of IN 43963 2521 20 apparently apparently RB 43963 2521 21 southern southern JJ 43963 2521 22 forms form NNS 43963 2521 23 like like IN 43963 2521 24 the the DT 43963 2521 25 Hippopotamus Hippopotamus NNP 43963 2521 26 , , , 43963 2521 27 with with IN 43963 2521 28 others other NNS 43963 2521 29 of of IN 43963 2521 30 northern northern JJ 43963 2521 31 character character NN 43963 2521 32 like like IN 43963 2521 33 the the DT 43963 2521 34 Musk Musk NNP 43963 2521 35 ox ox NN 43963 2521 36 , , , 43963 2521 37 under under IN 43963 2521 38 such such JJ 43963 2521 39 conditions condition NNS 43963 2521 40 as as IN 43963 2521 41 to to TO 43963 2521 42 show show VB 43963 2521 43 that that IN 43963 2521 44 the the DT 43963 2521 45 creatures creature NNS 43963 2521 46 lived live VBD 43963 2521 47 in in IN 43963 2521 48 the the DT 43963 2521 49 British british JJ 43963 2521 50 area area NN 43963 2521 51 contemporaneously contemporaneously RB 43963 2521 52 . . . 43963 2522 1 Seasonal seasonal JJ 43963 2522 2 migration migration NN 43963 2522 3 might may MD 43963 2522 4 account account VB 43963 2522 5 for for IN 43963 2522 6 it -PRON- PRP 43963 2522 7 , , , 43963 2522 8 but but CC 43963 2522 9 the the DT 43963 2522 10 wide wide JJ 43963 2522 11 belt belt NN 43963 2522 12 of of IN 43963 2522 13 overlap overlap NN 43963 2522 14 of of IN 43963 2522 15 apparent apparent JJ 43963 2522 16 northern northern JJ 43963 2522 17 and and CC 43963 2522 18 southern southern JJ 43963 2522 19 forms form NNS 43963 2522 20 requires require VBZ 43963 2522 21 something something NN 43963 2522 22 more more JJR 43963 2522 23 , , , 43963 2522 24 though though IN 43963 2522 25 secular secular JJ 43963 2522 26 changes change NNS 43963 2522 27 of of IN 43963 2522 28 climate climate NN 43963 2522 29 might may MD 43963 2522 30 shift shift VB 43963 2522 31 the the DT 43963 2522 32 belt belt NN 43963 2522 33 of of IN 43963 2522 34 seasonal seasonal JJ 43963 2522 35 overlap overlap NN 43963 2522 36 from from IN 43963 2522 37 one one CD 43963 2522 38 place place NN 43963 2522 39 to to IN 43963 2522 40 another another DT 43963 2522 41 , , , 43963 2522 42 causing cause VBG 43963 2522 43 the the DT 43963 2522 44 entire entire JJ 43963 2522 45 belt belt NN 43963 2522 46 of of IN 43963 2522 47 overlap overlap NN 43963 2522 48 to to TO 43963 2522 49 extend extend VB 43963 2522 50 over over IN 43963 2522 51 a a DT 43963 2522 52 considerable considerable JJ 43963 2522 53 distance distance NN 43963 2522 54 . . . 43963 2523 1 The the DT 43963 2523 2 third third JJ 43963 2523 3 , , , 43963 2523 4 and and CC 43963 2523 5 perhaps perhaps RB 43963 2523 6 most most RBS 43963 2523 7 important important JJ 43963 2523 8 difficulty difficulty NN 43963 2523 9 is be VBZ 43963 2523 10 the the DT 43963 2523 11 abrupt abrupt JJ 43963 2523 12 change change NN 43963 2523 13 from from IN 43963 2523 14 the the DT 43963 2523 15 Palæolithic palæolithic JJ 43963 2523 16 type type NN 43963 2523 17 of of IN 43963 2523 18 implement implement NN 43963 2523 19 to to IN 43963 2523 20 the the DT 43963 2523 21 Neolithic neolithic JJ 43963 2523 22 type type NN 43963 2523 23 , , , 43963 2523 24 characteristic characteristic JJ 43963 2523 25 of of IN 43963 2523 26 the the DT 43963 2523 27 next next JJ 43963 2523 28 period period NN 43963 2523 29 . . . 43963 2524 1 Some some DT 43963 2524 2 implements implement NNS 43963 2524 3 , , , 43963 2524 4 as as IN 43963 2524 5 those those DT 43963 2524 6 of of IN 43963 2524 7 the the DT 43963 2524 8 kitchen kitchen NN 43963 2524 9 - - HYPH 43963 2524 10 middens midden NNS 43963 2524 11 of of IN 43963 2524 12 Denmark Denmark NNP 43963 2524 13 , , , 43963 2524 14 and and CC 43963 2524 15 those those DT 43963 2524 16 found find VBN 43963 2524 17 at at IN 43963 2524 18 Brandon Brandon NNP 43963 2524 19 and and CC 43963 2524 20 Cissbury Cissbury NNP 43963 2524 21 in in IN 43963 2524 22 this this DT 43963 2524 23 country country NN 43963 2524 24 , , , 43963 2524 25 have have VBP 43963 2524 26 been be VBN 43963 2524 27 appealed appeal VBN 43963 2524 28 to to IN 43963 2524 29 as as RB 43963 2524 30 intermediate intermediate JJ 43963 2524 31 in in IN 43963 2524 32 character character NN 43963 2524 33 , , , 43963 2524 34 but but CC 43963 2524 35 evidence evidence NN 43963 2524 36 has have VBZ 43963 2524 37 been be VBN 43963 2524 38 brought bring VBN 43963 2524 39 forward forward RB 43963 2524 40 to to TO 43963 2524 41 show show VB 43963 2524 42 that that IN 43963 2524 43 each each DT 43963 2524 44 set set NN 43963 2524 45 is be VBZ 43963 2524 46 truly truly RB 43963 2524 47 Neolithic neolithic JJ 43963 2524 48 , , , 43963 2524 49 the the DT 43963 2524 50 one one NN 43963 2524 51 being be VBG 43963 2524 52 the the DT 43963 2524 53 implements implement NNS 43963 2524 54 of of IN 43963 2524 55 the the DT 43963 2524 56 lowly lowly JJ 43963 2524 57 fisher fisher NN 43963 2524 58 - - HYPH 43963 2524 59 folk folk NN 43963 2524 60 who who WP 43963 2524 61 lived live VBD 43963 2524 62 contemporaneously contemporaneously RB 43963 2524 63 with with IN 43963 2524 64 the the DT 43963 2524 65 makers maker NNS 43963 2524 66 of of IN 43963 2524 67 the the DT 43963 2524 68 highly highly RB 43963 2524 69 finished finish VBN 43963 2524 70 polished polished JJ 43963 2524 71 implements implement NNS 43963 2524 72 of of IN 43963 2524 73 Denmark Denmark NNP 43963 2524 74 , , , 43963 2524 75 while while IN 43963 2524 76 the the DT 43963 2524 77 others other NNS 43963 2524 78 are be VBP 43963 2524 79 unfinished unfinished JJ 43963 2524 80 implements implement NNS 43963 2524 81 thrown throw VBN 43963 2524 82 away away RB 43963 2524 83 during during IN 43963 2524 84 the the DT 43963 2524 85 manufacture manufacture NN 43963 2524 86 on on IN 43963 2524 87 account account NN 43963 2524 88 of of IN 43963 2524 89 flaws flaw NNS 43963 2524 90 or or CC 43963 2524 91 accidental accidental JJ 43963 2524 92 fractures fracture NNS 43963 2524 93 . . . 43963 2525 1 The the DT 43963 2525 2 difficulty difficulty NN 43963 2525 3 is be VBZ 43963 2525 4 increased increase VBN 43963 2525 5 when when WRB 43963 2525 6 we -PRON- PRP 43963 2525 7 take take VBP 43963 2525 8 into into IN 43963 2525 9 account account NN 43963 2525 10 the the DT 43963 2525 11 great great JJ 43963 2525 12 physical physical JJ 43963 2525 13 and and CC 43963 2525 14 faunistic faunistic JJ 43963 2525 15 changes change NNS 43963 2525 16 which which WDT 43963 2525 17 occurred occur VBD 43963 2525 18 between between IN 43963 2525 19 Palæolithic Palæolithic NNP 43963 2525 20 and and CC 43963 2525 21 Neolithic Neolithic NNP 43963 2525 22 times time NNS 43963 2525 23 . . . 43963 2526 1 The the DT 43963 2526 2 country country NN 43963 2526 3 was be VBD 43963 2526 4 undoubtedly undoubtedly RB 43963 2526 5 more more RBR 43963 2526 6 elevated elevated JJ 43963 2526 7 than than IN 43963 2526 8 it -PRON- PRP 43963 2526 9 is be VBZ 43963 2526 10 at at IN 43963 2526 11 present present JJ 43963 2526 12 during during IN 43963 2526 13 portions portion NNS 43963 2526 14 if if IN 43963 2526 15 not not RB 43963 2526 16 during during IN 43963 2526 17 the the DT 43963 2526 18 whole whole NN 43963 2526 19 of of IN 43963 2526 20 Palæolithic Palæolithic NNP 43963 2526 21 times time NNS 43963 2526 22 , , , 43963 2526 23 as as IN 43963 2526 24 shown show VBN 43963 2526 25 by by IN 43963 2526 26 the the DT 43963 2526 27 appearance appearance NN 43963 2526 28 of of IN 43963 2526 29 the the DT 43963 2526 30 great great JJ 43963 2526 31 mammals mammal NNS 43963 2526 32 in in IN 43963 2526 33 Britain Britain NNP 43963 2526 34 , , , 43963 2526 35 the the DT 43963 2526 36 discovery discovery NN 43963 2526 37 of of IN 43963 2526 38 their -PRON- PRP$ 43963 2526 39 remains remain NNS 43963 2526 40 beneath beneath IN 43963 2526 41 sea sea NN 43963 2526 42 - - HYPH 43963 2526 43 level level NN 43963 2526 44 , , , 43963 2526 45 and and CC 43963 2526 46 especially especially RB 43963 2526 47 the the DT 43963 2526 48 occurrence occurrence NN 43963 2526 49 of of IN 43963 2526 50 remains remain VBZ 43963 2526 51 in in IN 43963 2526 52 the the DT 43963 2526 53 caverns cavern NNS 43963 2526 54 of of IN 43963 2526 55 rocky rocky JJ 43963 2526 56 islands island NNS 43963 2526 57 such such JJ 43963 2526 58 as as IN 43963 2526 59 those those DT 43963 2526 60 of of IN 43963 2526 61 the the DT 43963 2526 62 Bristol Bristol NNP 43963 2526 63 Channel Channel NNP 43963 2526 64 , , , 43963 2526 65 where where WRB 43963 2526 66 they -PRON- PRP 43963 2526 67 could could MD 43963 2526 68 not not RB 43963 2526 69 possibly possibly RB 43963 2526 70 have have VB 43963 2526 71 existed exist VBN 43963 2526 72 unless unless IN 43963 2526 73 the the DT 43963 2526 74 present present JJ 43963 2526 75 islands island NNS 43963 2526 76 were be VBD 43963 2526 77 connected connect VBN 43963 2526 78 with with IN 43963 2526 79 the the DT 43963 2526 80 mainland mainland NN 43963 2526 81 . . . 43963 2527 1 The the DT 43963 2527 2 fossils fossil NNS 43963 2527 3 of of IN 43963 2527 4 the the DT 43963 2527 5 times time NNS 43963 2527 6 between between IN 43963 2527 7 the the DT 43963 2527 8 Glacial glacial JJ 43963 2527 9 period period NN 43963 2527 10 and and CC 43963 2527 11 the the DT 43963 2527 12 Neolithic neolithic JJ 43963 2527 13 period period NN 43963 2527 14 indicate indicate VBP 43963 2527 15 variations variation NNS 43963 2527 16 of of IN 43963 2527 17 climatic climatic JJ 43963 2527 18 conditions condition NNS 43963 2527 19 . . . 43963 2528 1 Upon upon IN 43963 2528 2 this this DT 43963 2528 3 point point NN 43963 2528 4 I -PRON- PRP 43963 2528 5 can can MD 43963 2528 6 not not RB 43963 2528 7 do do VB 43963 2528 8 better well RBR 43963 2528 9 than than IN 43963 2528 10 quote quote VB 43963 2528 11 the the DT 43963 2528 12 words word NNS 43963 2528 13 of of IN 43963 2528 14 Sir Sir NNP 43963 2528 15 John John NNP 43963 2528 16 Evans Evans NNP 43963 2528 17 in in IN 43963 2528 18 his -PRON- PRP$ 43963 2528 19 Presidential Presidential NNP 43963 2528 20 Address Address NNP 43963 2528 21 to to IN 43963 2528 22 the the DT 43963 2528 23 British British NNP 43963 2528 24 Association Association NNP 43963 2528 25 at at IN 43963 2528 26 Toronto[117 Toronto[117 NNP 43963 2528 27 ] ] -RRB- 43963 2528 28 . . . 43963 2529 1 " " `` 43963 2529 2 At at IN 43963 2529 3 Hoxne Hoxne NNP 43963 2529 4 the the DT 43963 2529 5 interval interval NN 43963 2529 6 between between IN 43963 2529 7 the the DT 43963 2529 8 deposit deposit NN 43963 2529 9 of of IN 43963 2529 10 the the DT 43963 2529 11 Boulder Boulder NNP 43963 2529 12 clay clay NN 43963 2529 13 and and CC 43963 2529 14 of of IN 43963 2529 15 the the DT 43963 2529 16 implement implement NN 43963 2529 17 - - HYPH 43963 2529 18 bearing bear VBG 43963 2529 19 beds bed NNS 43963 2529 20 is be VBZ 43963 2529 21 distinctly distinctly RB 43963 2529 22 proved prove VBN 43963 2529 23 to to TO 43963 2529 24 have have VB 43963 2529 25 witnessed witness VBN 43963 2529 26 at at RB 43963 2529 27 least least RBS 43963 2529 28 two two CD 43963 2529 29 noteworthy noteworthy JJ 43963 2529 30 changes change NNS 43963 2529 31 in in IN 43963 2529 32 climate climate NN 43963 2529 33 . . . 43963 2530 1 The the DT 43963 2530 2 beds bed NNS 43963 2530 3 immediately immediately RB 43963 2530 4 reposing repose VBG 43963 2530 5 on on IN 43963 2530 6 the the DT 43963 2530 7 clay clay NN 43963 2530 8 are be VBP 43963 2530 9 characterised characterise VBN 43963 2530 10 by by IN 43963 2530 11 the the DT 43963 2530 12 presence presence NN 43963 2530 13 of of IN 43963 2530 14 alder alder NN 43963 2530 15 in in IN 43963 2530 16 abundance abundance NN 43963 2530 17 , , , 43963 2530 18 of of IN 43963 2530 19 hazel hazel NNP 43963 2530 20 , , , 43963 2530 21 and and CC 43963 2530 22 yew yew NNP 43963 2530 23 , , , 43963 2530 24 as as RB 43963 2530 25 well well RB 43963 2530 26 as as IN 43963 2530 27 by by IN 43963 2530 28 that that DT 43963 2530 29 of of IN 43963 2530 30 numerous numerous JJ 43963 2530 31 flowering flowering NN 43963 2530 32 plants plant NNS 43963 2530 33 indicative indicative JJ 43963 2530 34 of of IN 43963 2530 35 a a DT 43963 2530 36 temperate temperate NN 43963 2530 37 climate climate NN 43963 2530 38 very very RB 43963 2530 39 different different JJ 43963 2530 40 from from IN 43963 2530 41 that that DT 43963 2530 42 under under IN 43963 2530 43 which which WDT 43963 2530 44 the the DT 43963 2530 45 Boulder Boulder NNP 43963 2530 46 clay clay NN 43963 2530 47 itself -PRON- PRP 43963 2530 48 was be VBD 43963 2530 49 formed form VBN 43963 2530 50 . . . 43963 2531 1 Above above IN 43963 2531 2 these these DT 43963 2531 3 beds bed NNS 43963 2531 4 characterised characterise VBN 43963 2531 5 by by IN 43963 2531 6 temperate temperate NN 43963 2531 7 plants plant NNS 43963 2531 8 , , , 43963 2531 9 comes come VBZ 43963 2531 10 a a DT 43963 2531 11 thick thick JJ 43963 2531 12 and and CC 43963 2531 13 more more RBR 43963 2531 14 recent recent JJ 43963 2531 15 series series NN 43963 2531 16 of of IN 43963 2531 17 strata strata NN 43963 2531 18 , , , 43963 2531 19 in in IN 43963 2531 20 which which WDT 43963 2531 21 leaves leave NNS 43963 2531 22 of of IN 43963 2531 23 the the DT 43963 2531 24 dwarf dwarf NN 43963 2531 25 Arctic Arctic NNP 43963 2531 26 willow willow NN 43963 2531 27 and and CC 43963 2531 28 birch birch NNP 43963 2531 29 abound abound NN 43963 2531 30 , , , 43963 2531 31 and and CC 43963 2531 32 which which WDT 43963 2531 33 were be VBD 43963 2531 34 in in IN 43963 2531 35 all all DT 43963 2531 36 probability probability NN 43963 2531 37 deposited deposit VBN 43963 2531 38 under under IN 43963 2531 39 conditions condition NNS 43963 2531 40 like like IN 43963 2531 41 those those DT 43963 2531 42 of of IN 43963 2531 43 the the DT 43963 2531 44 cold cold JJ 43963 2531 45 regions region NNS 43963 2531 46 of of IN 43963 2531 47 Siberia Siberia NNP 43963 2531 48 and and CC 43963 2531 49 North North NNP 43963 2531 50 America America NNP 43963 2531 51 . . . 43963 2532 1 " " `` 43963 2532 2 At at IN 43963 2532 3 a a DT 43963 2532 4 higher high JJR 43963 2532 5 level level NN 43963 2532 6 , , , 43963 2532 7 and and CC 43963 2532 8 of of IN 43963 2532 9 more more JJR 43963 2532 10 recent recent JJ 43963 2532 11 date date NN 43963 2532 12 than than IN 43963 2532 13 these these DT 43963 2532 14 -- -- : 43963 2532 15 from from IN 43963 2532 16 which which WDT 43963 2532 17 they -PRON- PRP 43963 2532 18 are be VBP 43963 2532 19 entirely entirely RB 43963 2532 20 distinct distinct JJ 43963 2532 21 -- -- : 43963 2532 22 are be VBP 43963 2532 23 the the DT 43963 2532 24 beds bed NNS 43963 2532 25 containing contain VBG 43963 2532 26 the the DT 43963 2532 27 Palæolithic palæolithic JJ 43963 2532 28 implements implement NNS 43963 2532 29 , , , 43963 2532 30 formed form VBN 43963 2532 31 in in IN 43963 2532 32 all all DT 43963 2532 33 probability probability NN 43963 2532 34 under under IN 43963 2532 35 conditions condition NNS 43963 2532 36 not not RB 43963 2532 37 essentially essentially RB 43963 2532 38 different different JJ 43963 2532 39 from from IN 43963 2532 40 those those DT 43963 2532 41 of of IN 43963 2532 42 the the DT 43963 2532 43 present present JJ 43963 2532 44 day day NN 43963 2532 45 . . . 43963 2532 46 " " '' 43963 2533 1 [ [ -LRB- 43963 2533 2 Footnote Footnote NNP 43963 2533 3 117 117 CD 43963 2533 4 : : : 43963 2533 5 _ _ NNP 43963 2533 6 Report Report NNP 43963 2533 7 Brit Brit NNP 43963 2533 8 . . . 43963 2534 1 Assoc Assoc NNP 43963 2534 2 . . . 43963 2534 3 _ _ NNP 43963 2534 4 for for IN 43963 2534 5 1897 1897 CD 43963 2534 6 , , , 43963 2534 7 p. p. NN 43963 2535 1 13 13 CD 43963 2535 2 . . . 43963 2535 3 ] ] -RRB- 43963 2536 1 CHAPTER CHAPTER NNP 43963 2536 2 XXIX XXIX NNP 43963 2536 3 . . . 43963 2537 1 THE the DT 43963 2537 2 FOREST FOREST NNP 43963 2537 3 PERIOD PERIOD NNP 43963 2537 4 . . . 43963 2538 1 Subsequently subsequently RB 43963 2538 2 to to IN 43963 2538 3 Palæolithic Palæolithic NNP 43963 2538 4 times time NNS 43963 2538 5 , , , 43963 2538 6 the the DT 43963 2538 7 physical physical JJ 43963 2538 8 conditions condition NNS 43963 2538 9 over over IN 43963 2538 10 Eurasia Eurasia NNP 43963 2538 11 changed change VBD 43963 2538 12 greatly greatly RB 43963 2538 13 , , , 43963 2538 14 and and CC 43963 2538 15 at at IN 43963 2538 16 the the DT 43963 2538 17 commencement commencement NN 43963 2538 18 of of IN 43963 2538 19 Neolithic Neolithic NNP 43963 2538 20 times time NNS 43963 2538 21 the the DT 43963 2538 22 conditions condition NNS 43963 2538 23 were be VBD 43963 2538 24 favourable favourable JJ 43963 2538 25 for for IN 43963 2538 26 the the DT 43963 2538 27 growth growth NN 43963 2538 28 of of IN 43963 2538 29 forests forest NNS 43963 2538 30 over over IN 43963 2538 31 wide wide JJ 43963 2538 32 regions region NNS 43963 2538 33 of of IN 43963 2538 34 that that DT 43963 2538 35 continent continent NN 43963 2538 36 . . . 43963 2539 1 At at IN 43963 2539 2 the the DT 43963 2539 3 commencement commencement NN 43963 2539 4 of of IN 43963 2539 5 the the DT 43963 2539 6 Forest Forest NNP 43963 2539 7 period period NN 43963 2539 8 the the DT 43963 2539 9 physical physical JJ 43963 2539 10 conditions condition NNS 43963 2539 11 were be VBD 43963 2539 12 very very RB 43963 2539 13 much much RB 43963 2539 14 the the DT 43963 2539 15 same same JJ 43963 2539 16 as as IN 43963 2539 17 they -PRON- PRP 43963 2539 18 are be VBP 43963 2539 19 at at IN 43963 2539 20 present present JJ 43963 2539 21 , , , 43963 2539 22 though though IN 43963 2539 23 minor minor JJ 43963 2539 24 changes change NNS 43963 2539 25 have have VBP 43963 2539 26 of of IN 43963 2539 27 course course NN 43963 2539 28 taken take VBN 43963 2539 29 place place NN 43963 2539 30 since since IN 43963 2539 31 then then RB 43963 2539 32 , , , 43963 2539 33 including include VBG 43963 2539 34 probably probably RB 43963 2539 35 a a DT 43963 2539 36 submergence submergence NN 43963 2539 37 of of IN 43963 2539 38 large large JJ 43963 2539 39 parts part NNS 43963 2539 40 of of IN 43963 2539 41 Britain Britain NNP 43963 2539 42 to to IN 43963 2539 43 a a DT 43963 2539 44 depth depth NN 43963 2539 45 of of IN 43963 2539 46 about about RB 43963 2539 47 fifty fifty CD 43963 2539 48 feet foot NNS 43963 2539 49 beneath beneath IN 43963 2539 50 its -PRON- PRP$ 43963 2539 51 former former JJ 43963 2539 52 level level NN 43963 2539 53 , , , 43963 2539 54 as as IN 43963 2539 55 indicated indicate VBN 43963 2539 56 by by IN 43963 2539 57 the the DT 43963 2539 58 existence existence NN 43963 2539 59 of of IN 43963 2539 60 Neolithic neolithic JJ 43963 2539 61 submerged submerged JJ 43963 2539 62 forests forest NNS 43963 2539 63 round round VBP 43963 2539 64 many many JJ 43963 2539 65 parts part NNS 43963 2539 66 of of IN 43963 2539 67 our -PRON- PRP$ 43963 2539 68 coast coast NN 43963 2539 69 - - HYPH 43963 2539 70 lines line NNS 43963 2539 71 . . . 43963 2540 1 The the DT 43963 2540 2 Forest Forest NNP 43963 2540 3 period period NN 43963 2540 4 may may MD 43963 2540 5 be be VB 43963 2540 6 best well RBS 43963 2540 7 subdivided subdivide VBN 43963 2540 8 for for IN 43963 2540 9 local local JJ 43963 2540 10 purposes purpose NNS 43963 2540 11 by by IN 43963 2540 12 reference reference NN 43963 2540 13 to to IN 43963 2540 14 the the DT 43963 2540 15 civilisation civilisation NN 43963 2540 16 of of IN 43963 2540 17 mankind mankind NN 43963 2540 18 at at IN 43963 2540 19 different different JJ 43963 2540 20 times time NNS 43963 2540 21 , , , 43963 2540 22 and and CC 43963 2540 23 in in IN 43963 2540 24 this this DT 43963 2540 25 way way NN 43963 2540 26 we -PRON- PRP 43963 2540 27 obtain obtain VBP 43963 2540 28 the the DT 43963 2540 29 following follow VBG 43963 2540 30 divisions division NNS 43963 2540 31 : : : 43963 2540 32 Historic Historic NNP 43963 2540 33 Iron Iron NNP 43963 2540 34 age age NN 43963 2540 35 . . . 43963 2541 1 Prehistoric Prehistoric NNP 43963 2541 2 Iron Iron NNP 43963 2541 3 age age NN 43963 2541 4 . . . 43963 2542 1 Bronze bronze NN 43963 2542 2 age age NN 43963 2542 3 . . . 43963 2543 1 Neolithic neolithic JJ 43963 2543 2 age age NN 43963 2543 3 . . . 43963 2544 1 A a DT 43963 2544 2 classification classification NN 43963 2544 3 may may MD 43963 2544 4 also also RB 43963 2544 5 be be VB 43963 2544 6 based base VBN 43963 2544 7 upon upon IN 43963 2544 8 changes change NNS 43963 2544 9 in in IN 43963 2544 10 the the DT 43963 2544 11 flora flora NNS 43963 2544 12 . . . 43963 2545 1 In in IN 43963 2545 2 Denmark Denmark NNP 43963 2545 3 the the DT 43963 2545 4 peat peat NN 43963 2545 5 deposits deposit NNS 43963 2545 6 of of IN 43963 2545 7 this this DT 43963 2545 8 age age NN 43963 2545 9 are be VBP 43963 2545 10 divisible divisible JJ 43963 2545 11 into into IN 43963 2545 12 five five CD 43963 2545 13 layers layer NNS 43963 2545 14 , , , 43963 2545 15 characterised characterise VBN 43963 2545 16 by by IN 43963 2545 17 different different JJ 43963 2545 18 dominant dominant JJ 43963 2545 19 forms form NNS 43963 2545 20 of of IN 43963 2545 21 trees tree NNS 43963 2545 22 . . . 43963 2546 1 These these DT 43963 2546 2 are be VBP 43963 2546 3 as as IN 43963 2546 4 follows follow VBZ 43963 2546 5 in in IN 43963 2546 6 descending descend VBG 43963 2546 7 order order NN 43963 2546 8 : : : 43963 2546 9 Fifth fifth JJ 43963 2546 10 layer layer NN 43963 2546 11 : : : 43963 2546 12 Beech beech VB 43963 2546 13 ... ... : 43963 2546 14 Iron iron NN 43963 2546 15 age age NN 43963 2546 16 Fourth fourth JJ 43963 2546 17 layer layer NN 43963 2546 18 : : : 43963 2546 19 Alder alder NN 43963 2546 20 Third third JJ 43963 2546 21 layer layer NN 43963 2546 22 : : : 43963 2546 23 Oak Oak NNP 43963 2546 24 ... ... : 43963 2547 1 Bronze bronze NN 43963 2547 2 age age NN 43963 2547 3 Second second JJ 43963 2547 4 layer layer NN 43963 2547 5 : : : 43963 2547 6 Scotch scotch VB 43963 2547 7 Firs Firs NNPS 43963 2547 8 ... ... : 43963 2547 9 Neolithic neolithic JJ 43963 2547 10 age age NN 43963 2547 11 Lowest Lowest NNP 43963 2547 12 layer layer NN 43963 2547 13 : : : 43963 2547 14 Poplar poplar NN 43963 2547 15 . . . 43963 2548 1 In in IN 43963 2548 2 our -PRON- PRP$ 43963 2548 3 own own JJ 43963 2548 4 country country NN 43963 2548 5 the the DT 43963 2548 6 forest forest NN 43963 2548 7 growth growth NN 43963 2548 8 has have VBZ 43963 2548 9 been be VBN 43963 2548 10 much much RB 43963 2548 11 interfered interfere VBN 43963 2548 12 with with IN 43963 2548 13 by by IN 43963 2548 14 man man NN 43963 2548 15 , , , 43963 2548 16 but but CC 43963 2548 17 the the DT 43963 2548 18 lower low JJR 43963 2548 19 fenland fenland NNP 43963 2548 20 peat peat NN 43963 2548 21 gives give VBZ 43963 2548 22 a a DT 43963 2548 23 good good JJ 43963 2548 24 example example NN 43963 2548 25 of of IN 43963 2548 26 the the DT 43963 2548 27 material material NN 43963 2548 28 formed form VBN 43963 2548 29 by by IN 43963 2548 30 forest forest NN 43963 2548 31 growth growth NN 43963 2548 32 . . . 43963 2549 1 It -PRON- PRP 43963 2549 2 is be VBZ 43963 2549 3 not not RB 43963 2549 4 necessary necessary JJ 43963 2549 5 to to TO 43963 2549 6 touch touch VB 43963 2549 7 on on IN 43963 2549 8 the the DT 43963 2549 9 various various JJ 43963 2549 10 accumulations accumulation NNS 43963 2549 11 which which WDT 43963 2549 12 are be VBP 43963 2549 13 now now RB 43963 2549 14 being be VBG 43963 2549 15 formed form VBN 43963 2549 16 in in IN 43963 2549 17 different different JJ 43963 2549 18 parts part NNS 43963 2549 19 of of IN 43963 2549 20 our -PRON- PRP$ 43963 2549 21 island island NN 43963 2549 22 , , , 43963 2549 23 except except IN 43963 2549 24 to to TO 43963 2549 25 remark remark VB 43963 2549 26 that that IN 43963 2549 27 the the DT 43963 2549 28 deposits deposit NNS 43963 2549 29 of of IN 43963 2549 30 the the DT 43963 2549 31 Forest Forest NNP 43963 2549 32 period period NN 43963 2549 33 give give VBP 43963 2549 34 indications indication NNS 43963 2549 35 of of IN 43963 2549 36 earth earth NN 43963 2549 37 - - HYPH 43963 2549 38 movements movement NNS 43963 2549 39 on on IN 43963 2549 40 a a DT 43963 2549 41 small small JJ 43963 2549 42 scale scale NN 43963 2549 43 , , , 43963 2549 44 which which WDT 43963 2549 45 is be VBZ 43963 2549 46 well well RB 43963 2549 47 seen see VBN 43963 2549 48 in in IN 43963 2549 49 the the DT 43963 2549 50 fenland fenland NN 43963 2549 51 , , , 43963 2549 52 where where WRB 43963 2549 53 the the DT 43963 2549 54 forest forest NN 43963 2549 55 peat peat NN 43963 2549 56 is be VBZ 43963 2549 57 covered cover VBN 43963 2549 58 in in IN 43963 2549 59 places place NNS 43963 2549 60 by by IN 43963 2549 61 a a DT 43963 2549 62 " " `` 43963 2549 63 buttery buttery NN 43963 2549 64 clay clay NN 43963 2549 65 " " '' 43963 2549 66 with with IN 43963 2549 67 _ _ NNP 43963 2549 68 Scrobicularia Scrobicularia NNP 43963 2549 69 piperata piperata NN 43963 2549 70 _ _ NNP 43963 2549 71 indicating indicate VBG 43963 2549 72 submergence submergence NN 43963 2549 73 , , , 43963 2549 74 and and CC 43963 2549 75 above above IN 43963 2549 76 this this DT 43963 2549 77 is be VBZ 43963 2549 78 a a DT 43963 2549 79 marsh marsh JJ 43963 2549 80 peat peat NN 43963 2549 81 . . . 43963 2550 1 The the DT 43963 2550 2 flora flora NNS 43963 2550 3 and and CC 43963 2550 4 fauna fauna NNS 43963 2550 5 of of IN 43963 2550 6 the the DT 43963 2550 7 Forest Forest NNP 43963 2550 8 period period NN 43963 2550 9 are be VBP 43963 2550 10 practically practically RB 43963 2550 11 those those DT 43963 2550 12 of of IN 43963 2550 13 the the DT 43963 2550 14 present present JJ 43963 2550 15 day day NN 43963 2550 16 , , , 43963 2550 17 though though IN 43963 2550 18 the the DT 43963 2550 19 larger large JJR 43963 2550 20 forms form NNS 43963 2550 21 of of IN 43963 2550 22 mammalia mammalia NNP 43963 2550 23 have have VBP 43963 2550 24 disappeared disappear VBN 43963 2550 25 one one CD 43963 2550 26 by by IN 43963 2550 27 one one CD 43963 2550 28 . . . 43963 2551 1 The the DT 43963 2551 2 Irish irish JJ 43963 2551 3 elk elk NN 43963 2551 4 and and CC 43963 2551 5 _ _ NNP 43963 2551 6 Bos Bos NNP 43963 2551 7 primogenius primogenius NNP 43963 2551 8 _ _ NNP 43963 2551 9 probably probably RB 43963 2551 10 became become VBD 43963 2551 11 extinct extinct JJ 43963 2551 12 early early RB 43963 2551 13 in in IN 43963 2551 14 the the DT 43963 2551 15 period period NN 43963 2551 16 , , , 43963 2551 17 while while IN 43963 2551 18 as as RB 43963 2551 19 far far RB 43963 2551 20 as as IN 43963 2551 21 Britain Britain NNP 43963 2551 22 is be VBZ 43963 2551 23 concerned concern VBN 43963 2551 24 the the DT 43963 2551 25 wolf wolf NN 43963 2551 26 , , , 43963 2551 27 bear bear NN 43963 2551 28 , , , 43963 2551 29 and and CC 43963 2551 30 beaver beaver NN 43963 2551 31 have have VBP 43963 2551 32 disappeared disappear VBN 43963 2551 33 within within IN 43963 2551 34 historic historic JJ 43963 2551 35 times time NNS 43963 2551 36 . . . 43963 2552 1 The the DT 43963 2552 2 relics relic NNS 43963 2552 3 of of IN 43963 2552 4 man man NN 43963 2552 5 deserve deserve VBP 43963 2552 6 passing pass VBG 43963 2552 7 notice notice NN 43963 2552 8 . . . 43963 2553 1 The the DT 43963 2553 2 Neolithic neolithic JJ 43963 2553 3 period period NN 43963 2553 4 is be VBZ 43963 2553 5 characterised characterise VBN 43963 2553 6 by by IN 43963 2553 7 the the DT 43963 2553 8 absence absence NN 43963 2553 9 of of IN 43963 2553 10 metal metal NN 43963 2553 11 instruments instrument NNS 43963 2553 12 , , , 43963 2553 13 though though IN 43963 2553 14 those those DT 43963 2553 15 made make VBN 43963 2553 16 of of IN 43963 2553 17 stone stone NN 43963 2553 18 were be VBD 43963 2553 19 much much RB 43963 2553 20 more more RBR 43963 2553 21 highly highly RB 43963 2553 22 finished finished JJ 43963 2553 23 than than IN 43963 2553 24 those those DT 43963 2553 25 of of IN 43963 2553 26 Palæolithic Palæolithic NNP 43963 2553 27 times time NNS 43963 2553 28 , , , 43963 2553 29 and and CC 43963 2553 30 were be VBD 43963 2553 31 often often RB 43963 2553 32 ground grind VBN 43963 2553 33 and and CC 43963 2553 34 polished polished JJ 43963 2553 35 . . . 43963 2554 1 The the DT 43963 2554 2 first first JJ 43963 2554 3 metal metal NN 43963 2554 4 which which WDT 43963 2554 5 was be VBD 43963 2554 6 largely largely RB 43963 2554 7 worked work VBN 43963 2554 8 was be VBD 43963 2554 9 bronze bronze NN 43963 2554 10 , , , 43963 2554 11 which which WDT 43963 2554 12 gradually gradually RB 43963 2554 13 replaced replace VBD 43963 2554 14 stone stone NN 43963 2554 15 , , , 43963 2554 16 though though IN 43963 2554 17 stone stone NN 43963 2554 18 was be VBD 43963 2554 19 extensively extensively RB 43963 2554 20 used use VBN 43963 2554 21 in in IN 43963 2554 22 the the DT 43963 2554 23 Bronze Bronze NNP 43963 2554 24 age age NN 43963 2554 25 , , , 43963 2554 26 as as IN 43963 2554 27 indicated indicate VBN 43963 2554 28 by by IN 43963 2554 29 the the DT 43963 2554 30 imitation imitation NN 43963 2554 31 of of IN 43963 2554 32 bronze bronze NN 43963 2554 33 implements implement NNS 43963 2554 34 in in IN 43963 2554 35 stone stone NN 43963 2554 36 . . . 43963 2555 1 The the DT 43963 2555 2 Bronze Bronze NNP 43963 2555 3 age age NN 43963 2555 4 in in IN 43963 2555 5 turn turn NN 43963 2555 6 was be VBD 43963 2555 7 replaced replace VBN 43963 2555 8 by by IN 43963 2555 9 the the DT 43963 2555 10 Prehistoric prehistoric JJ 43963 2555 11 iron iron NN 43963 2555 12 age age NN 43963 2555 13 ; ; : 43963 2555 14 at at IN 43963 2555 15 first first RB 43963 2555 16 , , , 43963 2555 17 when when WRB 43963 2555 18 iron iron NN 43963 2555 19 was be VBD 43963 2555 20 scarce scarce JJ 43963 2555 21 , , , 43963 2555 22 bronze bronze NN 43963 2555 23 implements implement NNS 43963 2555 24 were be VBD 43963 2555 25 merely merely RB 43963 2555 26 tipped tip VBN 43963 2555 27 with with IN 43963 2555 28 iron iron NN 43963 2555 29 , , , 43963 2555 30 but but CC 43963 2555 31 ultimately ultimately RB 43963 2555 32 the the DT 43963 2555 33 one one CD 43963 2555 34 metal metal NN 43963 2555 35 was be VBD 43963 2555 36 practically practically RB 43963 2555 37 replaced replace VBN 43963 2555 38 by by IN 43963 2555 39 the the DT 43963 2555 40 other other JJ 43963 2555 41 . . . 43963 2556 1 The the DT 43963 2556 2 date date NN 43963 2556 3 of of IN 43963 2556 4 the the DT 43963 2556 5 Palæolithic palæolithic JJ 43963 2556 6 period period NN 43963 2556 7 is be VBZ 43963 2556 8 unknown unknown JJ 43963 2556 9 ; ; : 43963 2556 10 no no DT 43963 2556 11 approximate approximate JJ 43963 2556 12 date date NN 43963 2556 13 can can MD 43963 2556 14 be be VB 43963 2556 15 satisfactorily satisfactorily RB 43963 2556 16 assigned assign VBN 43963 2556 17 to to IN 43963 2556 18 it -PRON- PRP 43963 2556 19 , , , 43963 2556 20 but but CC 43963 2556 21 various various JJ 43963 2556 22 calculations calculation NNS 43963 2556 23 , , , 43963 2556 24 founded found VBN 43963 2556 25 on on IN 43963 2556 26 different different JJ 43963 2556 27 data datum NNS 43963 2556 28 , , , 43963 2556 29 have have VBP 43963 2556 30 been be VBN 43963 2556 31 made make VBN 43963 2556 32 as as IN 43963 2556 33 to to IN 43963 2556 34 the the DT 43963 2556 35 age age NN 43963 2556 36 of of IN 43963 2556 37 the the DT 43963 2556 38 Neolithic neolithic JJ 43963 2556 39 period period NN 43963 2556 40 , , , 43963 2556 41 and and CC 43963 2556 42 several several JJ 43963 2556 43 of of IN 43963 2556 44 them -PRON- PRP 43963 2556 45 agree agree VBP 43963 2556 46 in in IN 43963 2556 47 placing place VBG 43963 2556 48 it -PRON- PRP 43963 2556 49 at at IN 43963 2556 50 about about RB 43963 2556 51 7000 7000 CD 43963 2556 52 years year NNS 43963 2556 53 from from IN 43963 2556 54 the the DT 43963 2556 55 present present JJ 43963 2556 56 time time NN 43963 2556 57 . . . 43963 2557 1 It -PRON- PRP 43963 2557 2 will will MD 43963 2557 3 be be VB 43963 2557 4 seen see VBN 43963 2557 5 that that IN 43963 2557 6 no no RB 43963 2557 7 sudden sudden JJ 43963 2557 8 and and CC 43963 2557 9 violent violent JJ 43963 2557 10 change change NN 43963 2557 11 marks mark VBZ 43963 2557 12 the the DT 43963 2557 13 incoming incoming NN 43963 2557 14 of of IN 43963 2557 15 the the DT 43963 2557 16 human human JJ 43963 2557 17 race race NN 43963 2557 18 , , , 43963 2557 19 which which WDT 43963 2557 20 to to IN 43963 2557 21 the the DT 43963 2557 22 geologist geologist NN 43963 2557 23 is be VBZ 43963 2557 24 but but CC 43963 2557 25 one one CD 43963 2557 26 of of IN 43963 2557 27 a a DT 43963 2557 28 large large JJ 43963 2557 29 number number NN 43963 2557 30 of of IN 43963 2557 31 events event NNS 43963 2557 32 which which WDT 43963 2557 33 have have VBP 43963 2557 34 followed follow VBN 43963 2557 35 each each DT 43963 2557 36 other other JJ 43963 2557 37 in in IN 43963 2557 38 unbroken unbroken JJ 43963 2557 39 sequence sequence NN 43963 2557 40 , , , 43963 2557 41 and and CC 43963 2557 42 accordingly accordingly RB 43963 2557 43 the the DT 43963 2557 44 thread thread NN 43963 2557 45 of of IN 43963 2557 46 the the DT 43963 2557 47 story story NN 43963 2557 48 where where WRB 43963 2557 49 abandoned abandon VBN 43963 2557 50 by by IN 43963 2557 51 the the DT 43963 2557 52 geologist geologist NN 43963 2557 53 is be VBZ 43963 2557 54 taken take VBN 43963 2557 55 up up RP 43963 2557 56 by by IN 43963 2557 57 the the DT 43963 2557 58 antiquary antiquary NN 43963 2557 59 , , , 43963 2557 60 and and CC 43963 2557 61 passed pass VBN 43963 2557 62 on on RP 43963 2557 63 by by IN 43963 2557 64 him -PRON- PRP 43963 2557 65 to to IN 43963 2557 66 the the DT 43963 2557 67 historian[118 historian[118 NN 43963 2557 68 ] ] -RRB- 43963 2557 69 . . . 43963 2558 1 [ [ -LRB- 43963 2558 2 Footnote footnote NN 43963 2558 3 118 118 CD 43963 2558 4 : : : 43963 2558 5 The the DT 43963 2558 6 student student NN 43963 2558 7 may may MD 43963 2558 8 obtain obtain VB 43963 2558 9 information information NN 43963 2558 10 concerning concern VBG 43963 2558 11 the the DT 43963 2558 12 Neolithic neolithic JJ 43963 2558 13 age age NN 43963 2558 14 in in IN 43963 2558 15 Britain Britain NNP 43963 2558 16 in in IN 43963 2558 17 Boyd Boyd NNP 43963 2558 18 Dawkins Dawkins NNP 43963 2558 19 's 's POS 43963 2558 20 _ _ NNP 43963 2558 21 Early Early NNP 43963 2558 22 Man Man NNP 43963 2558 23 in in IN 43963 2558 24 Britain Britain NNP 43963 2558 25 _ _ NNP 43963 2558 26 ; ; : 43963 2558 27 Sir Sir NNP 43963 2558 28 J. J. NNP 43963 2558 29 Evans Evans NNP 43963 2558 30 ' ' POS 43963 2558 31 _ _ NNP 43963 2558 32 Early Early NNP 43963 2558 33 Stone Stone NNP 43963 2558 34 Implements Implements NNPS 43963 2558 35 of of IN 43963 2558 36 Great Great NNP 43963 2558 37 Britain Britain NNP 43963 2558 38 _ _ NNP 43963 2558 39 , , , 43963 2558 40 and and CC 43963 2558 41 Sir Sir NNP 43963 2558 42 J. J. NNP 43963 2558 43 Lubbock Lubbock NNP 43963 2558 44 's 's POS 43963 2558 45 _ _ NNP 43963 2558 46 Prehistoric Prehistoric NNP 43963 2558 47 Times Times NNP 43963 2558 48 _ _ NNP 43963 2558 49 . . . 43963 2559 1 In in IN 43963 2559 2 the the DT 43963 2559 3 latter latter JJ 43963 2559 4 work work NN 43963 2559 5 he -PRON- PRP 43963 2559 6 will will MD 43963 2559 7 find find VB 43963 2559 8 a a DT 43963 2559 9 good good JJ 43963 2559 10 account account NN 43963 2559 11 of of IN 43963 2559 12 the the DT 43963 2559 13 Neolithic neolithic JJ 43963 2559 14 remains remain NNS 43963 2559 15 of of IN 43963 2559 16 Denmark Denmark NNP 43963 2559 17 and and CC 43963 2559 18 of of IN 43963 2559 19 the the DT 43963 2559 20 Swiss Swiss NNP 43963 2559 21 Lake Lake NNP 43963 2559 22 dwellings dwelling NNS 43963 2559 23 . . . 43963 2560 1 For for IN 43963 2560 2 information information NN 43963 2560 3 concerning concern VBG 43963 2560 4 the the DT 43963 2560 5 Bronze Bronze NNP 43963 2560 6 age age NN 43963 2560 7 he -PRON- PRP 43963 2560 8 should should MD 43963 2560 9 consult consult VB 43963 2560 10 Evans Evans NNP 43963 2560 11 ' ' POS 43963 2560 12 _ _ NNP 43963 2560 13 Ancient Ancient NNP 43963 2560 14 Bronze Bronze NNP 43963 2560 15 Implements Implements NNP 43963 2560 16 of of IN 43963 2560 17 Great Great NNP 43963 2560 18 Britain Britain NNP 43963 2560 19 _ _ NNP 43963 2560 20 . . . 43963 2561 1 The the DT 43963 2561 2 varied varied JJ 43963 2561 3 Danish danish JJ 43963 2561 4 antiquities antiquity NNS 43963 2561 5 of of IN 43963 2561 6 Neolithic neolithic JJ 43963 2561 7 and and CC 43963 2561 8 Bronze Bronze NNP 43963 2561 9 ages age NNS 43963 2561 10 are be VBP 43963 2561 11 figured figure VBN 43963 2561 12 in in IN 43963 2561 13 H. H. NNP 43963 2561 14 P. P. NNP 43963 2561 15 Madsen Madsen NNP 43963 2561 16 's 's POS 43963 2561 17 _ _ NNP 43963 2561 18 Antiquités Antiquités NNP 43963 2561 19 Préhistoriques Préhistoriques NNP 43963 2561 20 du du VBP 43963 2561 21 Danemark Danemark NNP 43963 2561 22 _ _ NNP 43963 2561 23 . . . 43963 2562 1 The the DT 43963 2562 2 Prehistoric prehistoric JJ 43963 2562 3 fauna fauna NNS 43963 2562 4 of of IN 43963 2562 5 the the DT 43963 2562 6 fenlands fenland NNS 43963 2562 7 is be VBZ 43963 2562 8 described describe VBN 43963 2562 9 in in IN 43963 2562 10 Sir Sir NNP 43963 2562 11 R. R. NNP 43963 2562 12 Owen Owen NNP 43963 2562 13 's 's POS 43963 2562 14 _ _ NNP 43963 2562 15 History history NN 43963 2562 16 of of IN 43963 2562 17 British British NNP 43963 2562 18 Fossil Fossil NNP 43963 2562 19 Mammals Mammals NNPS 43963 2562 20 and and CC 43963 2562 21 Birds Birds NNPS 43963 2562 22 _ _ NNP 43963 2562 23 . . . 43963 2562 24 ] ] -RRB- 43963 2563 1 CHAPTER CHAPTER NNP 43963 2563 2 XXX XXX NNP 43963 2563 3 . . . 43963 2564 1 REMARKS remarks JJ 43963 2564 2 ON on IN 43963 2564 3 VARIOUS various NN 43963 2564 4 QUESTIONS questions NN 43963 2564 5 . . . 43963 2565 1 There there EX 43963 2565 2 are be VBP 43963 2565 3 many many JJ 43963 2565 4 problems problem NNS 43963 2565 5 connected connect VBN 43963 2565 6 with with IN 43963 2565 7 geology geology NN 43963 2565 8 which which WDT 43963 2565 9 can can MD 43963 2565 10 only only RB 43963 2565 11 be be VB 43963 2565 12 solved solve VBN 43963 2565 13 by by IN 43963 2565 14 detailed detailed JJ 43963 2565 15 study study NN 43963 2565 16 of of IN 43963 2565 17 the the DT 43963 2565 18 stratified stratified JJ 43963 2565 19 rocks rock NNS 43963 2565 20 , , , 43963 2565 21 and and CC 43963 2565 22 when when WRB 43963 2565 23 solved solve VBD 43963 2565 24 the the DT 43963 2565 25 principles principle NNS 43963 2565 26 of of IN 43963 2565 27 the the DT 43963 2565 28 science science NN 43963 2565 29 will will MD 43963 2565 30 be be VB 43963 2565 31 more more RBR 43963 2565 32 fully fully RB 43963 2565 33 elucidated elucidate VBN 43963 2565 34 . . . 43963 2566 1 In in IN 43963 2566 2 the the DT 43963 2566 3 present present JJ 43963 2566 4 state state NN 43963 2566 5 of of IN 43963 2566 6 our -PRON- PRP$ 43963 2566 7 knowledge knowledge NN 43963 2566 8 some some DT 43963 2566 9 of of IN 43963 2566 10 these these DT 43963 2566 11 problems problem NNS 43963 2566 12 are be VBP 43963 2566 13 ripe ripe JJ 43963 2566 14 for for IN 43963 2566 15 discussion discussion NN 43963 2566 16 , , , 43963 2566 17 others other NNS 43963 2566 18 can can MD 43963 2566 19 merely merely RB 43963 2566 20 be be VB 43963 2566 21 indicated indicate VBN 43963 2566 22 , , , 43963 2566 23 while while IN 43963 2566 24 others other NNS 43963 2566 25 again again RB 43963 2566 26 have have VBP 43963 2566 27 probably probably RB 43963 2566 28 remained remain VBN 43963 2566 29 hidden hidden JJ 43963 2566 30 , , , 43963 2566 31 though though IN 43963 2566 32 it -PRON- PRP 43963 2566 33 will will MD 43963 2566 34 be be VB 43963 2566 35 the the DT 43963 2566 36 task task NN 43963 2566 37 of of IN 43963 2566 38 the the DT 43963 2566 39 geologist geologist NN 43963 2566 40 of of IN 43963 2566 41 the the DT 43963 2566 42 future future NN 43963 2566 43 to to TO 43963 2566 44 clear clear VB 43963 2566 45 them -PRON- PRP 43963 2566 46 up up RP 43963 2566 47 . . . 43963 2567 1 Among among IN 43963 2567 2 the the DT 43963 2567 3 many many JJ 43963 2567 4 questions question NNS 43963 2567 5 which which WDT 43963 2567 6 demand demand VBP 43963 2567 7 knowledge knowledge NN 43963 2567 8 of of IN 43963 2567 9 stratigraphical stratigraphical JJ 43963 2567 10 geology geology NN 43963 2567 11 for for IN 43963 2567 12 their -PRON- PRP$ 43963 2567 13 right right JJ 43963 2567 14 understanding understanding NN 43963 2567 15 are be VBP 43963 2567 16 the the DT 43963 2567 17 following follow VBG 43963 2567 18 , , , 43963 2567 19 which which WDT 43963 2567 20 will will MD 43963 2567 21 be be VB 43963 2567 22 briefly briefly RB 43963 2567 23 considered consider VBN 43963 2567 24 in in IN 43963 2567 25 this this DT 43963 2567 26 chapter:--the chapter:--the NN 43963 2567 27 changes change NNS 43963 2567 28 in in IN 43963 2567 29 the the DT 43963 2567 30 position position NN 43963 2567 31 of of IN 43963 2567 32 land land NN 43963 2567 33 and and CC 43963 2567 34 sea sea NN 43963 2567 35 in in IN 43963 2567 36 past past JJ 43963 2567 37 times time NNS 43963 2567 38 , , , 43963 2567 39 and and CC 43963 2567 40 the the DT 43963 2567 41 growth growth NN 43963 2567 42 of of IN 43963 2567 43 continents continent NNS 43963 2567 44 ; ; : 43963 2567 45 the the DT 43963 2567 46 replacement replacement NN 43963 2567 47 of of IN 43963 2567 48 a a DT 43963 2567 49 school school NN 43963 2567 50 of of IN 43963 2567 51 uniformitarianism uniformitarianism NN 43963 2567 52 by by IN 43963 2567 53 one one CD 43963 2567 54 of of IN 43963 2567 55 evolutionism evolutionism NN 43963 2567 56 ; ; : 43963 2567 57 and and CC 43963 2567 58 the the DT 43963 2567 59 duration duration NN 43963 2567 60 of of IN 43963 2567 61 geological geological JJ 43963 2567 62 time time NN 43963 2567 63 . . . 43963 2568 1 _ _ NNP 43963 2568 2 Changes Changes NNP 43963 2568 3 in in IN 43963 2568 4 the the DT 43963 2568 5 position position NN 43963 2568 6 of of IN 43963 2568 7 land land NN 43963 2568 8 and and CC 43963 2568 9 sea sea NN 43963 2568 10 . . . 43963 2568 11 _ _ NNP 43963 2568 12 Certain certain JJ 43963 2568 13 physicists physicist NNS 43963 2568 14 have have VBP 43963 2568 15 arrived arrive VBN 43963 2568 16 at at IN 43963 2568 17 the the DT 43963 2568 18 conclusion conclusion NN 43963 2568 19 that that IN 43963 2568 20 the the DT 43963 2568 21 general general JJ 43963 2568 22 position position NN 43963 2568 23 of of IN 43963 2568 24 our -PRON- PRP$ 43963 2568 25 oceans ocean NNS 43963 2568 26 and and CC 43963 2568 27 continents continent NNS 43963 2568 28 was be VBD 43963 2568 29 determined determine VBN 43963 2568 30 at at IN 43963 2568 31 a a DT 43963 2568 32 very very RB 43963 2568 33 early early JJ 43963 2568 34 period period NN 43963 2568 35 in in IN 43963 2568 36 the the DT 43963 2568 37 earth earth NN 43963 2568 38 's 's POS 43963 2568 39 history history NN 43963 2568 40 , , , 43963 2568 41 and and CC 43963 2568 42 that that IN 43963 2568 43 the the DT 43963 2568 44 changes change NNS 43963 2568 45 which which WDT 43963 2568 46 have have VBP 43963 2568 47 occurred occur VBN 43963 2568 48 in in IN 43963 2568 49 their -PRON- PRP$ 43963 2568 50 position position NN 43963 2568 51 since since IN 43963 2568 52 then then RB 43963 2568 53 have have VBP 43963 2568 54 been be VBN 43963 2568 55 comparatively comparatively RB 43963 2568 56 insignificant insignificant JJ 43963 2568 57 . . . 43963 2569 1 The the DT 43963 2569 2 wide wide JJ 43963 2569 3 extent extent NN 43963 2569 4 of of IN 43963 2569 5 land land NN 43963 2569 6 over over IN 43963 2569 7 which which WDT 43963 2569 8 stratified stratified JJ 43963 2569 9 rocks rock NNS 43963 2569 10 are be VBP 43963 2569 11 distributed distribute VBN 43963 2569 12 at at IN 43963 2569 13 once once RB 43963 2569 14 indicates indicate VBZ 43963 2569 15 that that IN 43963 2569 16 from from IN 43963 2569 17 the the DT 43963 2569 18 point point NN 43963 2569 19 of of IN 43963 2569 20 view view NN 43963 2569 21 of of IN 43963 2569 22 the the DT 43963 2569 23 geologist geologist NN 43963 2569 24 the the DT 43963 2569 25 changes change NNS 43963 2569 26 have have VBP 43963 2569 27 been be VBN 43963 2569 28 very very RB 43963 2569 29 important important JJ 43963 2569 30 , , , 43963 2569 31 and and CC 43963 2569 32 it -PRON- PRP 43963 2569 33 is be VBZ 43963 2569 34 worth worth JJ 43963 2569 35 inquiring inquire VBG 43963 2569 36 whether whether IN 43963 2569 37 they -PRON- PRP 43963 2569 38 are be VBP 43963 2569 39 not not RB 43963 2569 40 sufficiently sufficiently RB 43963 2569 41 important important JJ 43963 2569 42 to to TO 43963 2569 43 prove prove VB 43963 2569 44 that that IN 43963 2569 45 the the DT 43963 2569 46 primitive primitive JJ 43963 2569 47 oceans ocean NNS 43963 2569 48 and and CC 43963 2569 49 continents continent NNS 43963 2569 50 have have VBP 43963 2569 51 undergone undergo VBN 43963 2569 52 so so RB 43963 2569 53 much much JJ 43963 2569 54 alteration alteration NN 43963 2569 55 as as IN 43963 2569 56 to to TO 43963 2569 57 be be VB 43963 2569 58 unrecognisable unrecognisable JJ 43963 2569 59 . . . 43963 2570 1 Some some DT 43963 2570 2 authorities authority NNS 43963 2570 3 , , , 43963 2570 4 while while IN 43963 2570 5 recognising recognise VBG 43963 2570 6 the the DT 43963 2570 7 great great JJ 43963 2570 8 changes change NNS 43963 2570 9 which which WDT 43963 2570 10 have have VBP 43963 2570 11 occurred occur VBN 43963 2570 12 in in IN 43963 2570 13 the the DT 43963 2570 14 relative relative JJ 43963 2570 15 position position NN 43963 2570 16 of of IN 43963 2570 17 land land NN 43963 2570 18 and and CC 43963 2570 19 sea sea NN 43963 2570 20 during during IN 43963 2570 21 those those DT 43963 2570 22 periods period NNS 43963 2570 23 of of IN 43963 2570 24 which which WDT 43963 2570 25 geologists geologist NNS 43963 2570 26 have have VBP 43963 2570 27 direct direct JJ 43963 2570 28 information information NN 43963 2570 29 , , , 43963 2570 30 suppose suppose VB 43963 2570 31 that that IN 43963 2570 32 the the DT 43963 2570 33 changes change NNS 43963 2570 34 took take VBD 43963 2570 35 place place NN 43963 2570 36 to to IN 43963 2570 37 a a DT 43963 2570 38 large large JJ 43963 2570 39 degree degree NN 43963 2570 40 in in IN 43963 2570 41 certain certain JJ 43963 2570 42 ' ' `` 43963 2570 43 critical critical JJ 43963 2570 44 areas area NNS 43963 2570 45 ' ' POS 43963 2570 46 bordering border VBG 43963 2570 47 the the DT 43963 2570 48 more more RBR 43963 2570 49 stable stable JJ 43963 2570 50 areas area NNS 43963 2570 51 of of IN 43963 2570 52 permanent permanent JJ 43963 2570 53 ocean ocean NN 43963 2570 54 on on IN 43963 2570 55 the the DT 43963 2570 56 one one CD 43963 2570 57 side side NN 43963 2570 58 and and CC 43963 2570 59 permanent permanent JJ 43963 2570 60 land land NN 43963 2570 61 on on IN 43963 2570 62 the the DT 43963 2570 63 other other JJ 43963 2570 64 . . . 43963 2571 1 In in IN 43963 2571 2 discussing discuss VBG 43963 2571 3 the the DT 43963 2571 4 question question NN 43963 2571 5 of of IN 43963 2571 6 general general JJ 43963 2571 7 permanence permanence NN 43963 2571 8 of of IN 43963 2571 9 land land NN 43963 2571 10 and and CC 43963 2571 11 ocean ocean NN 43963 2571 12 regions region NNS 43963 2571 13 it -PRON- PRP 43963 2571 14 will will MD 43963 2571 15 be be VB 43963 2571 16 convenient convenient JJ 43963 2571 17 to to TO 43963 2571 18 commence commence VB 43963 2571 19 with with IN 43963 2571 20 a a DT 43963 2571 21 study study NN 43963 2571 22 of of IN 43963 2571 23 the the DT 43963 2571 24 present present JJ 43963 2571 25 land land NN 43963 2571 26 areas area NNS 43963 2571 27 , , , 43963 2571 28 and and CC 43963 2571 29 at at IN 43963 2571 30 the the DT 43963 2571 31 outset outset NN 43963 2571 32 we -PRON- PRP 43963 2571 33 may may MD 43963 2571 34 take take VB 43963 2571 35 into into IN 43963 2571 36 consideration consideration NN 43963 2571 37 the the DT 43963 2571 38 present present JJ 43963 2571 39 distribution distribution NN 43963 2571 40 of of IN 43963 2571 41 marine marine JJ 43963 2571 42 sediment sediment NN 43963 2571 43 over over IN 43963 2571 44 different different JJ 43963 2571 45 parts part NNS 43963 2571 46 of of IN 43963 2571 47 the the DT 43963 2571 48 land land NN 43963 2571 49 , , , 43963 2571 50 using use VBG 43963 2571 51 the the DT 43963 2571 52 last last JJ 43963 2571 53 edition edition NN 43963 2571 54 of of IN 43963 2571 55 M. M. NNP 43963 2571 56 Jules Jules NNP 43963 2571 57 Marcou Marcou NNP 43963 2571 58 's 's POS 43963 2571 59 geological geological JJ 43963 2571 60 map map NN 43963 2571 61 of of IN 43963 2571 62 the the DT 43963 2571 63 world world NN 43963 2571 64 for for IN 43963 2571 65 the the DT 43963 2571 66 purpose[119 purpose[119 NN 43963 2571 67 ] ] -RRB- 43963 2571 68 . . . 43963 2572 1 A a DT 43963 2572 2 glimpse glimpse NN 43963 2572 3 at at IN 43963 2572 4 this this DT 43963 2572 5 map map NN 43963 2572 6 indicates indicate VBZ 43963 2572 7 that that IN 43963 2572 8 more more JJR 43963 2572 9 than than IN 43963 2572 10 half half NN 43963 2572 11 of of IN 43963 2572 12 the the DT 43963 2572 13 land land NN 43963 2572 14 areas area NNS 43963 2572 15 are be VBP 43963 2572 16 occupied occupy VBN 43963 2572 17 by by IN 43963 2572 18 rocks rock NNS 43963 2572 19 which which WDT 43963 2572 20 are be VBP 43963 2572 21 as as RB 43963 2572 22 yet yet RB 43963 2572 23 unknown unknown JJ 43963 2572 24 ( ( -LRB- 43963 2572 25 many many JJ 43963 2572 26 of of IN 43963 2572 27 which which WDT 43963 2572 28 _ _ NNP 43963 2572 29 may may MD 43963 2572 30 _ _ NNP 43963 2572 31 be be VB 43963 2572 32 marine marine JJ 43963 2572 33 sediments sediment NNS 43963 2572 34 ) ) -RRB- 43963 2572 35 , , , 43963 2572 36 or or CC 43963 2572 37 by by IN 43963 2572 38 crystalline crystalline JJ 43963 2572 39 schists schist NNS 43963 2572 40 of of IN 43963 2572 41 which which WDT 43963 2572 42 the the DT 43963 2572 43 mode mode NN 43963 2572 44 of of IN 43963 2572 45 origin origin NN 43963 2572 46 has have VBZ 43963 2572 47 not not RB 43963 2572 48 yet yet RB 43963 2572 49 been be VBN 43963 2572 50 fully fully RB 43963 2572 51 explained explain VBN 43963 2572 52 , , , 43963 2572 53 so so IN 43963 2572 54 that that IN 43963 2572 55 a a DT 43963 2572 56 large large JJ 43963 2572 57 part part NN 43963 2572 58 of of IN 43963 2572 59 Central Central NNP 43963 2572 60 Asia Asia NNP 43963 2572 61 , , , 43963 2572 62 the the DT 43963 2572 63 interior interior NN 43963 2572 64 of of IN 43963 2572 65 Africa Africa NNP 43963 2572 66 , , , 43963 2572 67 and and CC 43963 2572 68 of of IN 43963 2572 69 South South NNP 43963 2572 70 America America NNP 43963 2572 71 may may MD 43963 2572 72 have have VB 43963 2572 73 existed exist VBN 43963 2572 74 as as IN 43963 2572 75 land land NN 43963 2572 76 from from IN 43963 2572 77 very very RB 43963 2572 78 early early JJ 43963 2572 79 times time NNS 43963 2572 80 , , , 43963 2572 81 and and CC 43963 2572 82 the the DT 43963 2572 83 same same JJ 43963 2572 84 may may MD 43963 2572 85 be be VB 43963 2572 86 said say VBN 43963 2572 87 of of IN 43963 2572 88 smaller small JJR 43963 2572 89 portions portion NNS 43963 2572 90 of of IN 43963 2572 91 Europe Europe NNP 43963 2572 92 and and CC 43963 2572 93 North North NNP 43963 2572 94 America America NNP 43963 2572 95 . . . 43963 2573 1 Actual actual JJ 43963 2573 2 observation observation NN 43963 2573 3 of of IN 43963 2573 4 a a DT 43963 2573 5 geological geological JJ 43963 2573 6 map map NN 43963 2573 7 therefore therefore RB 43963 2573 8 indicates indicate VBZ 43963 2573 9 the the DT 43963 2573 10 possibility possibility NN 43963 2573 11 that that IN 43963 2573 12 about about IN 43963 2573 13 half half NN 43963 2573 14 of of IN 43963 2573 15 the the DT 43963 2573 16 land land NN 43963 2573 17 surfaces surface NNS 43963 2573 18 may may MD 43963 2573 19 have have VB 43963 2573 20 existed exist VBN 43963 2573 21 as as RB 43963 2573 22 such such JJ 43963 2573 23 through through IN 43963 2573 24 very very RB 43963 2573 25 long long JJ 43963 2573 26 periods period NNS 43963 2573 27 , , , 43963 2573 28 but but CC 43963 2573 29 though though IN 43963 2573 30 there there EX 43963 2573 31 is be VBZ 43963 2573 32 a a DT 43963 2573 33 possibility possibility NN 43963 2573 34 of of IN 43963 2573 35 this this DT 43963 2573 36 , , , 43963 2573 37 the the DT 43963 2573 38 probability probability NN 43963 2573 39 is be VBZ 43963 2573 40 not not RB 43963 2573 41 very very RB 43963 2573 42 great great JJ 43963 2573 43 . . . 43963 2574 1 The the DT 43963 2574 2 unknown unknown JJ 43963 2574 3 regions region NNS 43963 2574 4 , , , 43963 2574 5 as as IN 43963 2574 6 remarked remark VBN 43963 2574 7 above above RB 43963 2574 8 , , , 43963 2574 9 may may MD 43963 2574 10 consist consist VB 43963 2574 11 to to IN 43963 2574 12 a a DT 43963 2574 13 considerable considerable JJ 43963 2574 14 extent extent NN 43963 2574 15 of of IN 43963 2574 16 marine marine JJ 43963 2574 17 sediments sediment NNS 43963 2574 18 , , , 43963 2574 19 and and CC 43963 2574 20 the the DT 43963 2574 21 existence existence NN 43963 2574 22 of of IN 43963 2574 23 isolated isolated JJ 43963 2574 24 patches patch NNS 43963 2574 25 of of IN 43963 2574 26 late late JJ 43963 2574 27 Palæozoic Palæozoic NNP 43963 2574 28 and and CC 43963 2574 29 of of IN 43963 2574 30 Mesozoic mesozoic JJ 43963 2574 31 strata strata NN 43963 2574 32 in in IN 43963 2574 33 the the DT 43963 2574 34 heart heart NN 43963 2574 35 of of IN 43963 2574 36 Central Central NNP 43963 2574 37 Asia Asia NNP 43963 2574 38 , , , 43963 2574 39 points point VBZ 43963 2574 40 to to IN 43963 2574 41 the the DT 43963 2574 42 submergence submergence NN 43963 2574 43 of of IN 43963 2574 44 much much RB 43963 2574 45 wider wide JJR 43963 2574 46 regions region NNS 43963 2574 47 than than IN 43963 2574 48 those those DT 43963 2574 49 in in IN 43963 2574 50 which which WDT 43963 2574 51 these these DT 43963 2574 52 isolated isolate VBN 43963 2574 53 patches patch NNS 43963 2574 54 have have VBP 43963 2574 55 been be VBN 43963 2574 56 found find VBN 43963 2574 57 . . . 43963 2575 1 Again again RB 43963 2575 2 , , , 43963 2575 3 the the DT 43963 2575 4 character character NN 43963 2575 5 of of IN 43963 2575 6 the the DT 43963 2575 7 sediments sediment NNS 43963 2575 8 when when WRB 43963 2575 9 they -PRON- PRP 43963 2575 10 abut abut VBP 43963 2575 11 against against IN 43963 2575 12 the the DT 43963 2575 13 crystalline crystalline NN 43963 2575 14 schists schist NNS 43963 2575 15 frequently frequently RB 43963 2575 16 proves prove VBZ 43963 2575 17 that that IN 43963 2575 18 these these DT 43963 2575 19 sediments sediment NNS 43963 2575 20 once once RB 43963 2575 21 extended extend VBD 43963 2575 22 further further RB 43963 2575 23 over over IN 43963 2575 24 the the DT 43963 2575 25 crystalline crystalline NN 43963 2575 26 schists schist NNS 43963 2575 27 , , , 43963 2575 28 and and CC 43963 2575 29 have have VBP 43963 2575 30 since since IN 43963 2575 31 been be VBN 43963 2575 32 removed remove VBN 43963 2575 33 by by IN 43963 2575 34 denudation denudation NN 43963 2575 35 , , , 43963 2575 36 so so IN 43963 2575 37 that that IN 43963 2575 38 even even RB 43963 2575 39 if if IN 43963 2575 40 we -PRON- PRP 43963 2575 41 assume assume VBP 43963 2575 42 that that IN 43963 2575 43 the the DT 43963 2575 44 crystalline crystalline NN 43963 2575 45 schists schist NNS 43963 2575 46 are be VBP 43963 2575 47 all all DT 43963 2575 48 of of IN 43963 2575 49 very very RB 43963 2575 50 early early JJ 43963 2575 51 date date NN 43963 2575 52 , , , 43963 2575 53 and and CC 43963 2575 54 not not RB 43963 2575 55 necessarily necessarily RB 43963 2575 56 formed form VBN 43963 2575 57 in in IN 43963 2575 58 any any DT 43963 2575 59 case case NN 43963 2575 60 from from IN 43963 2575 61 marine marine JJ 43963 2575 62 sediments sediment NNS 43963 2575 63 , , , 43963 2575 64 we -PRON- PRP 43963 2575 65 can can MD 43963 2575 66 not not RB 43963 2575 67 suppose suppose VB 43963 2575 68 that that IN 43963 2575 69 all all PDT 43963 2575 70 the the DT 43963 2575 71 area area NN 43963 2575 72 occupied occupy VBN 43963 2575 73 by by IN 43963 2575 74 them -PRON- PRP 43963 2575 75 has have VBZ 43963 2575 76 existed exist VBN 43963 2575 77 as as IN 43963 2575 78 land land NN 43963 2575 79 for for IN 43963 2575 80 long long JJ 43963 2575 81 periods period NNS 43963 2575 82 of of IN 43963 2575 83 time time NN 43963 2575 84 . . . 43963 2576 1 On on IN 43963 2576 2 the the DT 43963 2576 3 other other JJ 43963 2576 4 hand hand NN 43963 2576 5 , , , 43963 2576 6 the the DT 43963 2576 7 major major JJ 43963 2576 8 part part NN 43963 2576 9 of of IN 43963 2576 10 Europe Europe NNP 43963 2576 11 and and CC 43963 2576 12 North North NNP 43963 2576 13 Africa Africa NNP 43963 2576 14 , , , 43963 2576 15 extensive extensive JJ 43963 2576 16 tracts tract NNS 43963 2576 17 in in IN 43963 2576 18 Asia Asia NNP 43963 2576 19 , , , 43963 2576 20 the the DT 43963 2576 21 greater great JJR 43963 2576 22 part part NN 43963 2576 23 of of IN 43963 2576 24 Australia Australia NNP 43963 2576 25 , , , 43963 2576 26 a a DT 43963 2576 27 very very RB 43963 2576 28 large large JJ 43963 2576 29 part part NN 43963 2576 30 of of IN 43963 2576 31 North North NNP 43963 2576 32 America America NNP 43963 2576 33 and and CC 43963 2576 34 considerable considerable JJ 43963 2576 35 tracts tract NNS 43963 2576 36 of of IN 43963 2576 37 South South NNP 43963 2576 38 America America NNP 43963 2576 39 give give VBP 43963 2576 40 proofs proof NNS 43963 2576 41 of of IN 43963 2576 42 having have VBG 43963 2576 43 been be VBN 43963 2576 44 occupied occupy VBN 43963 2576 45 by by IN 43963 2576 46 the the DT 43963 2576 47 oceans ocean NNS 43963 2576 48 in in IN 43963 2576 49 Palæozoic Palæozoic NNP 43963 2576 50 and and CC 43963 2576 51 later later JJ 43963 2576 52 times time NNS 43963 2576 53 . . . 43963 2577 1 [ [ -LRB- 43963 2577 2 Footnote Footnote NNP 43963 2577 3 119 119 CD 43963 2577 4 : : : 43963 2577 5 A a DT 43963 2577 6 reduced reduce VBN 43963 2577 7 copy copy NN 43963 2577 8 of of IN 43963 2577 9 this this DT 43963 2577 10 map map NN 43963 2577 11 will will MD 43963 2577 12 be be VB 43963 2577 13 found find VBN 43963 2577 14 opposite opposite IN 43963 2577 15 the the DT 43963 2577 16 title title NN 43963 2577 17 - - HYPH 43963 2577 18 page page NN 43963 2577 19 of of IN 43963 2577 20 the the DT 43963 2577 21 first first JJ 43963 2577 22 volume volume NN 43963 2577 23 of of IN 43963 2577 24 Prof. Prof. NNP 43963 2577 25 Prestwich Prestwich NNP 43963 2577 26 's 's POS 43963 2577 27 _ _ NNP 43963 2577 28 Geology Geology NNP 43963 2577 29 _ _ NNP 43963 2577 30 . . . 43963 2577 31 ] ] -RRB- 43963 2578 1 It -PRON- PRP 43963 2578 2 may may MD 43963 2578 3 be be VB 43963 2578 4 answered answer VBN 43963 2578 5 that that IN 43963 2578 6 most most JJS 43963 2578 7 of of IN 43963 2578 8 these these DT 43963 2578 9 regions region NNS 43963 2578 10 containing contain VBG 43963 2578 11 marine marine JJ 43963 2578 12 sediments sediment NNS 43963 2578 13 occur occur VBP 43963 2578 14 in in IN 43963 2578 15 critical critical JJ 43963 2578 16 areas area NNS 43963 2578 17 , , , 43963 2578 18 which which WDT 43963 2578 19 have have VBP 43963 2578 20 undergone undergo VBN 43963 2578 21 a a DT 43963 2578 22 certain certain JJ 43963 2578 23 amount amount NN 43963 2578 24 of of IN 43963 2578 25 oscillation oscillation NN 43963 2578 26 owing owe VBG 43963 2578 27 to to IN 43963 2578 28 earth earth NN 43963 2578 29 - - HYPH 43963 2578 30 movements movement NNS 43963 2578 31 , , , 43963 2578 32 and and CC 43963 2578 33 that that IN 43963 2578 34 the the DT 43963 2578 35 interior interior JJ 43963 2578 36 parts part NNS 43963 2578 37 of of IN 43963 2578 38 the the DT 43963 2578 39 great great JJ 43963 2578 40 continental continental JJ 43963 2578 41 masses masse NNS 43963 2578 42 have have VBP 43963 2578 43 been be VBN 43963 2578 44 practically practically RB 43963 2578 45 stationary stationary JJ 43963 2578 46 . . . 43963 2579 1 But but CC 43963 2579 2 if if IN 43963 2579 3 these these DT 43963 2579 4 lands land NNS 43963 2579 5 had have VBD 43963 2579 6 been be VBN 43963 2579 7 land land NN 43963 2579 8 - - HYPH 43963 2579 9 areas area NNS 43963 2579 10 through through IN 43963 2579 11 geological geological JJ 43963 2579 12 ages age NNS 43963 2579 13 they -PRON- PRP 43963 2579 14 must must MD 43963 2579 15 have have VB 43963 2579 16 been be VBN 43963 2579 17 acted act VBN 43963 2579 18 upon upon IN 43963 2579 19 by by IN 43963 2579 20 the the DT 43963 2579 21 agents agent NNS 43963 2579 22 of of IN 43963 2579 23 subaerial subaerial JJ 43963 2579 24 denudation denudation NN 43963 2579 25 , , , 43963 2579 26 throughout throughout IN 43963 2579 27 these these DT 43963 2579 28 ages age NNS 43963 2579 29 , , , 43963 2579 30 and and CC 43963 2579 31 long long RB 43963 2579 32 ago ago RB 43963 2579 33 reduced reduce VBN 43963 2579 34 to to IN 43963 2579 35 peneplains[120 peneplains[120 NNP 43963 2579 36 ] ] -RRB- 43963 2579 37 unless unless IN 43963 2579 38 the the DT 43963 2579 39 action action NN 43963 2579 40 of of IN 43963 2579 41 these these DT 43963 2579 42 subaerial subaerial JJ 43963 2579 43 agents agent NNS 43963 2579 44 was be VBD 43963 2579 45 counteracted counteract VBN 43963 2579 46 by by IN 43963 2579 47 that that DT 43963 2579 48 of of IN 43963 2579 49 elevating elevate VBG 43963 2579 50 forces force NNS 43963 2579 51 , , , 43963 2579 52 but but CC 43963 2579 53 if if IN 43963 2579 54 these these DT 43963 2579 55 forces force NNS 43963 2579 56 were be VBD 43963 2579 57 sufficient sufficient JJ 43963 2579 58 to to TO 43963 2579 59 counteract counteract VB 43963 2579 60 the the DT 43963 2579 61 action action NN 43963 2579 62 of of IN 43963 2579 63 subaerial subaerial JJ 43963 2579 64 denudation denudation NN 43963 2579 65 through through IN 43963 2579 66 countless countless JJ 43963 2579 67 ages age NNS 43963 2579 68 , , , 43963 2579 69 they -PRON- PRP 43963 2579 70 were be VBD 43963 2579 71 also also RB 43963 2579 72 sufficient sufficient JJ 43963 2579 73 to to TO 43963 2579 74 raise raise VB 43963 2579 75 extensive extensive JJ 43963 2579 76 tracts tract NNS 43963 2579 77 of of IN 43963 2579 78 land land NN 43963 2579 79 above above IN 43963 2579 80 sea sea NN 43963 2579 81 - - HYPH 43963 2579 82 level level NN 43963 2579 83 , , , 43963 2579 84 and and CC 43963 2579 85 materially materially RB 43963 2579 86 to to TO 43963 2579 87 alter alter VB 43963 2579 88 the the DT 43963 2579 89 distribution distribution NN 43963 2579 90 of of IN 43963 2579 91 land land NN 43963 2579 92 and and CC 43963 2579 93 sea sea NN 43963 2579 94 , , , 43963 2579 95 and and CC 43963 2579 96 if if IN 43963 2579 97 elevation elevation NN 43963 2579 98 could could MD 43963 2579 99 go go VB 43963 2579 100 on on RP 43963 2579 101 to to IN 43963 2579 102 this this DT 43963 2579 103 extent extent NN 43963 2579 104 , , , 43963 2579 105 why why WRB 43963 2579 106 not not RB 43963 2579 107 also also RB 43963 2579 108 depression depression NN 43963 2579 109 ? ? . 43963 2580 1 [ [ -LRB- 43963 2580 2 Footnote Footnote NNP 43963 2580 3 120 120 CD 43963 2580 4 : : : 43963 2580 5 A a DT 43963 2580 6 term term NN 43963 2580 7 proposed propose VBN 43963 2580 8 by by IN 43963 2580 9 Prof. Prof. NNP 43963 2580 10 W. W. NNP 43963 2580 11 M. M. NNP 43963 2580 12 Davis Davis NNP 43963 2580 13 for for IN 43963 2580 14 a a DT 43963 2580 15 nearly nearly RB 43963 2580 16 level level NN 43963 2580 17 surface surface NN 43963 2580 18 of of IN 43963 2580 19 subaerial subaerial JJ 43963 2580 20 denudation denudation NN 43963 2580 21 , , , 43963 2580 22 as as IN 43963 2580 23 opposed oppose VBN 43963 2580 24 to to IN 43963 2580 25 a a DT 43963 2580 26 plain plain NN 43963 2580 27 of of IN 43963 2580 28 marine marine JJ 43963 2580 29 denudation denudation NN 43963 2580 30 . . . 43963 2580 31 ] ] -RRB- 43963 2581 1 Proceeding proceed VBG 43963 2581 2 a a DT 43963 2581 3 step step NN 43963 2581 4 further far RBR 43963 2581 5 , , , 43963 2581 6 and and CC 43963 2581 7 examining examine VBG 43963 2581 8 the the DT 43963 2581 9 character character NN 43963 2581 10 of of IN 43963 2581 11 the the DT 43963 2581 12 sediments sediment NNS 43963 2581 13 as as RB 43963 2581 14 well well RB 43963 2581 15 as as IN 43963 2581 16 their -PRON- PRP$ 43963 2581 17 geographical geographical JJ 43963 2581 18 distribution distribution NN 43963 2581 19 , , , 43963 2581 20 we -PRON- PRP 43963 2581 21 find find VBP 43963 2581 22 further further JJ 43963 2581 23 evidence evidence NN 43963 2581 24 of of IN 43963 2581 25 great great JJ 43963 2581 26 crust crust NN 43963 2581 27 - - HYPH 43963 2581 28 movements movement NNS 43963 2581 29 . . . 43963 2582 1 It -PRON- PRP 43963 2582 2 has have VBZ 43963 2582 3 been be VBN 43963 2582 4 urged urge VBN 43963 2582 5 that that IN 43963 2582 6 deep deep JJ 43963 2582 7 - - HYPH 43963 2582 8 water water NN 43963 2582 9 sediments sediment NNS 43963 2582 10 do do VBP 43963 2582 11 not not RB 43963 2582 12 occur occur VB 43963 2582 13 amongst amongst IN 43963 2582 14 the the DT 43963 2582 15 strata strata NN 43963 2582 16 found find VBN 43963 2582 17 on on IN 43963 2582 18 the the DT 43963 2582 19 continents,--that continents,--that NNP 43963 2582 20 there there EX 43963 2582 21 are be VBP 43963 2582 22 no no DT 43963 2582 23 representatives representative NNS 43963 2582 24 of of IN 43963 2582 25 the the DT 43963 2582 26 abysmal abysmal JJ 43963 2582 27 deposits deposit NNS 43963 2582 28 of of IN 43963 2582 29 recent recent JJ 43963 2582 30 ocean ocean NN 43963 2582 31 floors floor NNS 43963 2582 32 amongst amongst IN 43963 2582 33 the the DT 43963 2582 34 strata strata NN 43963 2582 35 of of IN 43963 2582 36 the the DT 43963 2582 37 geological geological JJ 43963 2582 38 column[121 column[121 . 43963 2582 39 ] ] -RRB- 43963 2582 40 , , , 43963 2582 41 but but CC 43963 2582 42 the the DT 43963 2582 43 researches research NNS 43963 2582 44 of of IN 43963 2582 45 the the DT 43963 2582 46 last last JJ 43963 2582 47 two two CD 43963 2582 48 decades decade NNS 43963 2582 49 have have VBP 43963 2582 50 brought bring VBN 43963 2582 51 to to IN 43963 2582 52 light light JJ 43963 2582 53 foraminiferal foraminiferal JJ 43963 2582 54 and and CC 43963 2582 55 radiolarian radiolarian JJ 43963 2582 56 deposits deposit NNS 43963 2582 57 , , , 43963 2582 58 pteropodal pteropodal NN 43963 2582 59 deposits deposit NNS 43963 2582 60 , , , 43963 2582 61 and and CC 43963 2582 62 possibly possibly RB 43963 2582 63 deep deep JJ 43963 2582 64 - - HYPH 43963 2582 65 sea sea NN 43963 2582 66 clays clay NNS 43963 2582 67 , , , 43963 2582 68 which which WDT 43963 2582 69 are be VBP 43963 2582 70 comparable comparable JJ 43963 2582 71 with with IN 43963 2582 72 those those DT 43963 2582 73 in in IN 43963 2582 74 process process NN 43963 2582 75 of of IN 43963 2582 76 formation formation NN 43963 2582 77 at at IN 43963 2582 78 great great JJ 43963 2582 79 depths depth NNS 43963 2582 80 in in IN 43963 2582 81 existing exist VBG 43963 2582 82 oceans ocean NNS 43963 2582 83 , , , 43963 2582 84 and and CC 43963 2582 85 though though IN 43963 2582 86 the the DT 43963 2582 87 proofs proof NNS 43963 2582 88 of of IN 43963 2582 89 their -PRON- PRP$ 43963 2582 90 deep deep JJ 43963 2582 91 - - HYPH 43963 2582 92 sea sea NN 43963 2582 93 origin origin NN 43963 2582 94 are be VBP 43963 2582 95 not not RB 43963 2582 96 always always RB 43963 2582 97 as as RB 43963 2582 98 full full JJ 43963 2582 99 as as IN 43963 2582 100 might may MD 43963 2582 101 be be VB 43963 2582 102 desired desire VBN 43963 2582 103 in in IN 43963 2582 104 the the DT 43963 2582 105 case case NN 43963 2582 106 of of IN 43963 2582 107 the the DT 43963 2582 108 older old JJR 43963 2582 109 rocks[122 rocks[122 NN 43963 2582 110 ] ] -RRB- 43963 2582 111 , , , 43963 2582 112 we -PRON- PRP 43963 2582 113 can can MD 43963 2582 114 speak speak VB 43963 2582 115 with with IN 43963 2582 116 greater great JJR 43963 2582 117 certainty certainty NN 43963 2582 118 when when WRB 43963 2582 119 we -PRON- PRP 43963 2582 120 examine examine VBP 43963 2582 121 those those DT 43963 2582 122 of of IN 43963 2582 123 Tertiary Tertiary NNP 43963 2582 124 age age NN 43963 2582 125 , , , 43963 2582 126 and and CC 43963 2582 127 if if IN 43963 2582 128 the the DT 43963 2582 129 deep deep JJ 43963 2582 130 - - HYPH 43963 2582 131 sea sea NN 43963 2582 132 accumulations accumulation NNS 43963 2582 133 of of IN 43963 2582 134 this this DT 43963 2582 135 late late JJ 43963 2582 136 date date NN 43963 2582 137 can can MD 43963 2582 138 be be VB 43963 2582 139 uplifted uplift VBN 43963 2582 140 above above IN 43963 2582 141 sea sea NN 43963 2582 142 - - HYPH 43963 2582 143 level level NN 43963 2582 144 , , , 43963 2582 145 this this DT 43963 2582 146 is be VBZ 43963 2582 147 much much RB 43963 2582 148 more more RBR 43963 2582 149 likely likely JJ 43963 2582 150 to to TO 43963 2582 151 have have VB 43963 2582 152 occurred occur VBN 43963 2582 153 with with IN 43963 2582 154 those those DT 43963 2582 155 of of IN 43963 2582 156 past past JJ 43963 2582 157 times time NNS 43963 2582 158 . . . 43963 2583 1 When when WRB 43963 2583 2 a a DT 43963 2583 3 deposit deposit NN 43963 2583 4 like like IN 43963 2583 5 the the DT 43963 2583 6 radiolarian radiolarian JJ 43963 2583 7 rock rock NN 43963 2583 8 of of IN 43963 2583 9 Barbadoes Barbadoes NNP 43963 2583 10 , , , 43963 2583 11 the the DT 43963 2583 12 deep deep JJ 43963 2583 13 - - HYPH 43963 2583 14 water water NN 43963 2583 15 character character NN 43963 2583 16 of of IN 43963 2583 17 which which WDT 43963 2583 18 has have VBZ 43963 2583 19 been be VBN 43963 2583 20 conclusively conclusively RB 43963 2583 21 proved prove VBN 43963 2583 22 , , , 43963 2583 23 can can MD 43963 2583 24 be be VB 43963 2583 25 elevated elevate VBN 43963 2583 26 into into IN 43963 2583 27 land land NN 43963 2583 28 since since IN 43963 2583 29 Miocene Miocene NNP 43963 2583 30 or or CC 43963 2583 31 possibly possibly RB 43963 2583 32 Pliocene pliocene JJ 43963 2583 33 times time NNS 43963 2583 34 , , , 43963 2583 35 it -PRON- PRP 43963 2583 36 is be VBZ 43963 2583 37 evident evident JJ 43963 2583 38 that that IN 43963 2583 39 the the DT 43963 2583 40 crust crust NN 43963 2583 41 - - HYPH 43963 2583 42 movements movement NNS 43963 2583 43 have have VBP 43963 2583 44 been be VBN 43963 2583 45 sufficient sufficient JJ 43963 2583 46 to to TO 43963 2583 47 produce produce VB 43963 2583 48 the the DT 43963 2583 49 most most RBS 43963 2583 50 profound profound JJ 43963 2583 51 changes change NNS 43963 2583 52 in in IN 43963 2583 53 the the DT 43963 2583 54 distribution distribution NN 43963 2583 55 of of IN 43963 2583 56 land land NN 43963 2583 57 and and CC 43963 2583 58 sea sea NN 43963 2583 59 during during IN 43963 2583 60 the the DT 43963 2583 61 long long JJ 43963 2583 62 ages age NNS 43963 2583 63 which which WDT 43963 2583 64 are be VBP 43963 2583 65 known know VBN 43963 2583 66 to to IN 43963 2583 67 us -PRON- PRP 43963 2583 68 . . . 43963 2584 1 Another another DT 43963 2584 2 argument argument NN 43963 2584 3 against against IN 43963 2584 4 the the DT 43963 2584 5 occurrence occurrence NN 43963 2584 6 of of IN 43963 2584 7 extensive extensive JJ 43963 2584 8 changes change NNS 43963 2584 9 has have VBZ 43963 2584 10 been be VBN 43963 2584 11 derived derive VBN 43963 2584 12 from from IN 43963 2584 13 an an DT 43963 2584 14 examination examination NN 43963 2584 15 of of IN 43963 2584 16 those those DT 43963 2584 17 islands island NNS 43963 2584 18 which which WDT 43963 2584 19 are be VBP 43963 2584 20 spoken speak VBN 43963 2584 21 of of IN 43963 2584 22 as as IN 43963 2584 23 oceanic oceanic JJ 43963 2584 24 islands island NNS 43963 2584 25 . . . 43963 2585 1 Strictly strictly RB 43963 2585 2 speaking speak VBG 43963 2585 3 an an DT 43963 2585 4 oceanic oceanic JJ 43963 2585 5 island island NN 43963 2585 6 is be VBZ 43963 2585 7 one one CD 43963 2585 8 in in IN 43963 2585 9 which which WDT 43963 2585 10 the the DT 43963 2585 11 present present JJ 43963 2585 12 fauna fauna NNS 43963 2585 13 and and CC 43963 2585 14 flora flora NNS 43963 2585 15 give give VBP 43963 2585 16 indications indication NNS 43963 2585 17 of of IN 43963 2585 18 their -PRON- PRP$ 43963 2585 19 introduction introduction NN 43963 2585 20 by by IN 43963 2585 21 transport transport NN 43963 2585 22 across across IN 43963 2585 23 intervening intervene VBG 43963 2585 24 sea sea NN 43963 2585 25 , , , 43963 2585 26 and and CC 43963 2585 27 no no DT 43963 2585 28 indications indication NNS 43963 2585 29 of of IN 43963 2585 30 the the DT 43963 2585 31 existence existence NN 43963 2585 32 of of IN 43963 2585 33 forms form NNS 43963 2585 34 of of IN 43963 2585 35 life life NN 43963 2585 36 which which WDT 43963 2585 37 inhabited inhabit VBD 43963 2585 38 it -PRON- PRP 43963 2585 39 when when WRB 43963 2585 40 it -PRON- PRP 43963 2585 41 was be VBD 43963 2585 42 once once RB 43963 2585 43 united united JJ 43963 2585 44 to to IN 43963 2585 45 a a DT 43963 2585 46 continent continent NN 43963 2585 47 ; ; : 43963 2585 48 it -PRON- PRP 43963 2585 49 may may MD 43963 2585 50 be be VB 43963 2585 51 inferred infer VBN 43963 2585 52 with with IN 43963 2585 53 a a DT 43963 2585 54 considerable considerable JJ 43963 2585 55 degree degree NN 43963 2585 56 of of IN 43963 2585 57 certainty certainty NN 43963 2585 58 that that IN 43963 2585 59 these these DT 43963 2585 60 islands island NNS 43963 2585 61 have have VBP 43963 2585 62 been be VBN 43963 2585 63 isolated isolate VBN 43963 2585 64 for for IN 43963 2585 65 long long JJ 43963 2585 66 periods period NNS 43963 2585 67 of of IN 43963 2585 68 time time NN 43963 2585 69 . . . 43963 2586 1 It -PRON- PRP 43963 2586 2 has have VBZ 43963 2586 3 been be VBN 43963 2586 4 stated state VBN 43963 2586 5 that that IN 43963 2586 6 these these DT 43963 2586 7 oceanic oceanic JJ 43963 2586 8 islands island NNS 43963 2586 9 never never RB 43963 2586 10 contain contain VBP 43963 2586 11 marine marine JJ 43963 2586 12 sediments sediment NNS 43963 2586 13 of of IN 43963 2586 14 any any DT 43963 2586 15 considerable considerable JJ 43963 2586 16 degree degree NN 43963 2586 17 of of IN 43963 2586 18 antiquity antiquity NN 43963 2586 19 , , , 43963 2586 20 and and CC 43963 2586 21 that that IN 43963 2586 22 there there EX 43963 2586 23 are be VBP 43963 2586 24 therefore therefore RB 43963 2586 25 no no DT 43963 2586 26 traces trace NNS 43963 2586 27 of of IN 43963 2586 28 former former JJ 43963 2586 29 continents continent NNS 43963 2586 30 over over IN 43963 2586 31 those those DT 43963 2586 32 wide wide JJ 43963 2586 33 tracts tract NNS 43963 2586 34 of of IN 43963 2586 35 ocean ocean NN 43963 2586 36 which which WDT 43963 2586 37 are be VBP 43963 2586 38 occupied occupy VBN 43963 2586 39 by by IN 43963 2586 40 oceanic oceanic JJ 43963 2586 41 islands island NNS 43963 2586 42 . . . 43963 2587 1 The the DT 43963 2587 2 evidence evidence NN 43963 2587 3 is be VBZ 43963 2587 4 of of IN 43963 2587 5 a a DT 43963 2587 6 negative negative JJ 43963 2587 7 character character NN 43963 2587 8 . . . 43963 2588 1 The the DT 43963 2588 2 islands island NNS 43963 2588 3 would would MD 43963 2588 4 be be VB 43963 2588 5 less less RBR 43963 2588 6 likely likely JJ 43963 2588 7 to to TO 43963 2588 8 exhibit exhibit VB 43963 2588 9 ancient ancient JJ 43963 2588 10 sediments sediment NNS 43963 2588 11 than than IN 43963 2588 12 continents continent NNS 43963 2588 13 , , , 43963 2588 14 for for IN 43963 2588 15 being be VBG 43963 2588 16 near near IN 43963 2588 17 the the DT 43963 2588 18 ocean ocean NN 43963 2588 19 , , , 43963 2588 20 they -PRON- PRP 43963 2588 21 would would MD 43963 2588 22 be be VB 43963 2588 23 readily readily RB 43963 2588 24 submerged submerge VBN 43963 2588 25 , , , 43963 2588 26 and and CC 43963 2588 27 the the DT 43963 2588 28 older old JJR 43963 2588 29 deposits deposit NNS 43963 2588 30 masked mask VBN 43963 2588 31 by by IN 43963 2588 32 newer new JJR 43963 2588 33 ones one NNS 43963 2588 34 , , , 43963 2588 35 though though IN 43963 2588 36 this this DT 43963 2588 37 need need NN 43963 2588 38 not not RB 43963 2588 39 necessarily necessarily RB 43963 2588 40 account account VB 43963 2588 41 for for IN 43963 2588 42 the the DT 43963 2588 43 entire entire JJ 43963 2588 44 absence absence NN 43963 2588 45 of of IN 43963 2588 46 ancient ancient JJ 43963 2588 47 rocks rock NNS 43963 2588 48 amongst amongst IN 43963 2588 49 them -PRON- PRP 43963 2588 50 . . . 43963 2589 1 The the DT 43963 2589 2 danger danger NN 43963 2589 3 of of IN 43963 2589 4 the the DT 43963 2589 5 argument argument NN 43963 2589 6 lies lie VBZ 43963 2589 7 in in IN 43963 2589 8 the the DT 43963 2589 9 fact fact NN 43963 2589 10 that that IN 43963 2589 11 we -PRON- PRP 43963 2589 12 do do VBP 43963 2589 13 not not RB 43963 2589 14 yet yet RB 43963 2589 15 know know VB 43963 2589 16 how how WRB 43963 2589 17 far far RB 43963 2589 18 these these DT 43963 2589 19 old old JJ 43963 2589 20 rocks rock NNS 43963 2589 21 really really RB 43963 2589 22 are be VBP 43963 2589 23 absent absent JJ 43963 2589 24 , , , 43963 2589 25 as as IN 43963 2589 26 the the DT 43963 2589 27 geology geology NN 43963 2589 28 of of IN 43963 2589 29 the the DT 43963 2589 30 oceanic oceanic JJ 43963 2589 31 isles isle NNS 43963 2589 32 has have VBZ 43963 2589 33 not not RB 43963 2589 34 been be VBN 43963 2589 35 fully fully RB 43963 2589 36 explored explore VBN 43963 2589 37 from from IN 43963 2589 38 this this DT 43963 2589 39 point point NN 43963 2589 40 of of IN 43963 2589 41 view view NN 43963 2589 42 , , , 43963 2589 43 and and CC 43963 2589 44 already already RB 43963 2589 45 several several JJ 43963 2589 46 cases case NNS 43963 2589 47 of of IN 43963 2589 48 the the DT 43963 2589 49 asserted assert VBN 43963 2589 50 presence presence NN 43963 2589 51 of of IN 43963 2589 52 ancient ancient JJ 43963 2589 53 rocks rock NNS 43963 2589 54 on on IN 43963 2589 55 these these DT 43963 2589 56 islands island NNS 43963 2589 57 have have VBP 43963 2589 58 been be VBN 43963 2589 59 recorded record VBN 43963 2589 60 . . . 43963 2590 1 [ [ -LRB- 43963 2590 2 Footnote footnote NN 43963 2590 3 121 121 CD 43963 2590 4 : : : 43963 2590 5 See see VB 43963 2590 6 Mr Mr NNP 43963 2590 7 A. a. NN 43963 2590 8 R. R. NNP 43963 2590 9 Wallace Wallace NNP 43963 2590 10 's 's POS 43963 2590 11 _ _ NNP 43963 2590 12 Island Island NNP 43963 2590 13 Life Life NNP 43963 2590 14 _ _ NNP 43963 2590 15 . . . 43963 2590 16 ] ] -RRB- 43963 2591 1 [ [ -LRB- 43963 2591 2 Footnote footnote NN 43963 2591 3 122 122 CD 43963 2591 4 : : : 43963 2591 5 See see VB 43963 2591 6 chapter chapter NN 43963 2591 7 IX IX NNP 43963 2591 8 . . . 43963 2591 9 ] ] -RRB- 43963 2592 1 The the DT 43963 2592 2 argument argument NN 43963 2592 3 derived derive VBD 43963 2592 4 from from IN 43963 2592 5 the the DT 43963 2592 6 present present JJ 43963 2592 7 distribution distribution NN 43963 2592 8 of of IN 43963 2592 9 organisms organism NNS 43963 2592 10 is be VBZ 43963 2592 11 far far RB 43963 2592 12 too too RB 43963 2592 13 complex complex JJ 43963 2592 14 to to TO 43963 2592 15 be be VB 43963 2592 16 discussed discuss VBN 43963 2592 17 here here RB 43963 2592 18 , , , 43963 2592 19 and and CC 43963 2592 20 the the DT 43963 2592 21 student student NN 43963 2592 22 is be VBZ 43963 2592 23 recommended recommend VBN 43963 2592 24 to to TO 43963 2592 25 read read VB 43963 2592 26 a a DT 43963 2592 27 masterly masterly JJ 43963 2592 28 review review NN 43963 2592 29 of of IN 43963 2592 30 the the DT 43963 2592 31 evidence evidence NN 43963 2592 32 in in IN 43963 2592 33 Dr Dr NNP 43963 2592 34 W. W. NNP 43963 2592 35 T. T. NNP 43963 2592 36 Blanford Blanford NNP 43963 2592 37 's 's POS 43963 2592 38 Presidential Presidential NNP 43963 2592 39 Address Address NNP 43963 2592 40 to to IN 43963 2592 41 the the DT 43963 2592 42 Geological Geological NNP 43963 2592 43 Society Society NNP 43963 2592 44 in in IN 43963 2592 45 1890 1890 CD 43963 2592 46 , , , 43963 2592 47 on on IN 43963 2592 48 the the DT 43963 2592 49 question question NN 43963 2592 50 of of IN 43963 2592 51 the the DT 43963 2592 52 Permanence Permanence NNP 43963 2592 53 of of IN 43963 2592 54 Ocean Ocean NNP 43963 2592 55 Basins[123 Basins[123 NNP 43963 2592 56 ] ] -RRB- 43963 2592 57 . . . 43963 2593 1 After after IN 43963 2593 2 reviewing review VBG 43963 2593 3 the the DT 43963 2593 4 evidence evidence NN 43963 2593 5 furnished furnish VBN 43963 2593 6 by by IN 43963 2593 7 a a DT 43963 2593 8 study study NN 43963 2593 9 of of IN 43963 2593 10 modern modern JJ 43963 2593 11 distribution distribution NN 43963 2593 12 he -PRON- PRP 43963 2593 13 concludes conclude VBZ 43963 2593 14 that that IN 43963 2593 15 it -PRON- PRP 43963 2593 16 " " `` 43963 2593 17 is be VBZ 43963 2593 18 far far RB 43963 2593 19 too too RB 43963 2593 20 contradictory contradictory JJ 43963 2593 21 to to TO 43963 2593 22 be be VB 43963 2593 23 received receive VBN 43963 2593 24 as as IN 43963 2593 25 proof proof NN 43963 2593 26 of of IN 43963 2593 27 the the DT 43963 2593 28 permanence permanence NN 43963 2593 29 of of IN 43963 2593 30 oceans ocean NNS 43963 2593 31 and and CC 43963 2593 32 continents continent NNS 43963 2593 33 . . . 43963 2593 34 " " '' 43963 2594 1 [ [ -LRB- 43963 2594 2 Footnote Footnote NNP 43963 2594 3 123 123 CD 43963 2594 4 : : : 43963 2594 5 _ _ NNP 43963 2594 6 Quart Quart NNP 43963 2594 7 . . . 43963 2595 1 Journ Journ NNP 43963 2595 2 . . . 43963 2596 1 Geol Geol NNP 43963 2596 2 . . . 43963 2597 1 Soc Soc NNP 43963 2597 2 . . . 43963 2597 3 _ _ NNP 43963 2597 4 , , , 43963 2597 5 vol vol NNP 43963 2597 6 . . . 43963 2598 1 XLVI XLVI NNP 43963 2598 2 . . . 43963 2598 3 , , , 43963 2598 4 _ _ NNP 43963 2598 5 Proc Proc NNP 43963 2598 6 . . . 43963 2598 7 _ _ NNP 43963 2598 8 , , , 43963 2598 9 p. p. NN 43963 2599 1 59 59 CD 43963 2599 2 . . . 43963 2599 3 ] ] -RRB- 43963 2600 1 The the DT 43963 2600 2 existence existence NN 43963 2600 3 of of IN 43963 2600 4 former former JJ 43963 2600 5 extensive extensive JJ 43963 2600 6 land land NN 43963 2600 7 tracts tract NNS 43963 2600 8 over over IN 43963 2600 9 regions region NNS 43963 2600 10 now now RB 43963 2600 11 occupied occupy VBN 43963 2600 12 by by IN 43963 2600 13 sea sea NN 43963 2600 14 is be VBZ 43963 2600 15 naturally naturally RB 43963 2600 16 more more RBR 43963 2600 17 difficult difficult JJ 43963 2600 18 to to TO 43963 2600 19 prove prove VB 43963 2600 20 than than IN 43963 2600 21 that that DT 43963 2600 22 of of IN 43963 2600 23 sea sea NN 43963 2600 24 over over IN 43963 2600 25 land land NN 43963 2600 26 , , , 43963 2600 27 as as IN 43963 2600 28 we -PRON- PRP 43963 2600 29 depend depend VBP 43963 2600 30 upon upon IN 43963 2600 31 inference inference NN 43963 2600 32 rather rather RB 43963 2600 33 than than IN 43963 2600 34 actual actual JJ 43963 2600 35 observation observation NN 43963 2600 36 to to IN 43963 2600 37 a a DT 43963 2600 38 much much RB 43963 2600 39 greater great JJR 43963 2600 40 degree degree NN 43963 2600 41 than than IN 43963 2600 42 when when WRB 43963 2600 43 considering consider VBG 43963 2600 44 the the DT 43963 2600 45 permanence permanence NN 43963 2600 46 of of IN 43963 2600 47 continents continent NNS 43963 2600 48 , , , 43963 2600 49 nevertheless nevertheless RB 43963 2600 50 a a DT 43963 2600 51 considerable considerable JJ 43963 2600 52 amount amount NN 43963 2600 53 of of IN 43963 2600 54 indirect indirect JJ 43963 2600 55 evidence evidence NN 43963 2600 56 in in IN 43963 2600 57 favour favour NN 43963 2600 58 of of IN 43963 2600 59 the the DT 43963 2600 60 existence existence NN 43963 2600 61 of of IN 43963 2600 62 widespread widespread JJ 43963 2600 63 land land NN 43963 2600 64 tracts tract NNS 43963 2600 65 over over IN 43963 2600 66 our -PRON- PRP$ 43963 2600 67 present present JJ 43963 2600 68 ocean ocean NN 43963 2600 69 regions region NNS 43963 2600 70 has have VBZ 43963 2600 71 been be VBN 43963 2600 72 accumulated accumulate VBN 43963 2600 73 and and CC 43963 2600 74 will will MD 43963 2600 75 be be VB 43963 2600 76 briefly briefly RB 43963 2600 77 noticed notice VBN 43963 2600 78 . . . 43963 2601 1 We -PRON- PRP 43963 2601 2 may may MD 43963 2601 3 take take VB 43963 2601 4 first first RB 43963 2601 5 the the DT 43963 2601 6 evidence evidence NN 43963 2601 7 derived derive VBN 43963 2601 8 from from IN 43963 2601 9 the the DT 43963 2601 10 nature nature NN 43963 2601 11 of of IN 43963 2601 12 sediments sediment NNS 43963 2601 13 , , , 43963 2601 14 and and CC 43963 2601 15 afterwards afterwards RB 43963 2601 16 that that DT 43963 2601 17 which which WDT 43963 2601 18 has have VBZ 43963 2601 19 been be VBN 43963 2601 20 acquired acquire VBN 43963 2601 21 by by IN 43963 2601 22 studying study VBG 43963 2601 23 distribution distribution NN 43963 2601 24 of of IN 43963 2601 25 organisms organism NNS 43963 2601 26 in in IN 43963 2601 27 past past JJ 43963 2601 28 times time NNS 43963 2601 29 . . . 43963 2602 1 The the DT 43963 2602 2 indications indication NNS 43963 2602 3 of of IN 43963 2602 4 existence existence NN 43963 2602 5 of of IN 43963 2602 6 an an DT 43963 2602 7 extensive extensive JJ 43963 2602 8 tract tract NN 43963 2602 9 of of IN 43963 2602 10 continent continent NN 43963 2602 11 over over IN 43963 2602 12 the the DT 43963 2602 13 North North NNP 43963 2602 14 Atlantic Atlantic NNP 43963 2602 15 Ocean Ocean NNP 43963 2602 16 , , , 43963 2602 17 during during IN 43963 2602 18 Palæozoic Palæozoic NNP 43963 2602 19 times time NNS 43963 2602 20 have have VBP 43963 2602 21 already already RB 43963 2602 22 been be VBN 43963 2602 23 considered consider VBN 43963 2602 24 , , , 43963 2602 25 and and CC 43963 2602 26 it -PRON- PRP 43963 2602 27 was be VBD 43963 2602 28 seen see VBN 43963 2602 29 that that IN 43963 2602 30 the the DT 43963 2602 31 thinning thinning NN 43963 2602 32 out out IN 43963 2602 33 of of IN 43963 2602 34 the the DT 43963 2602 35 Palæozoic palæozoic JJ 43963 2602 36 sediments sediment NNS 43963 2602 37 when when WRB 43963 2602 38 traced trace VBN 43963 2602 39 away away RB 43963 2602 40 from from IN 43963 2602 41 the the DT 43963 2602 42 present present JJ 43963 2602 43 Atlantic atlantic JJ 43963 2602 44 borders border NNS 43963 2602 45 in in IN 43963 2602 46 an an DT 43963 2602 47 easterly easterly JJ 43963 2602 48 direction direction NN 43963 2602 49 over over IN 43963 2602 50 Europe Europe NNP 43963 2602 51 and and CC 43963 2602 52 in in IN 43963 2602 53 a a DT 43963 2602 54 westerly westerly JJ 43963 2602 55 one one CD 43963 2602 56 over over IN 43963 2602 57 North North NNP 43963 2602 58 America America NNP 43963 2602 59 pointed point VBD 43963 2602 60 to to IN 43963 2602 61 the the DT 43963 2602 62 existence existence NN 43963 2602 63 of of IN 43963 2602 64 this this DT 43963 2602 65 Palæozoic Palæozoic NNP 43963 2602 66 ' ' POS 43963 2602 67 Atlantis Atlantis NNP 43963 2602 68 , , , 43963 2602 69 ' ' '' 43963 2602 70 as as IN 43963 2602 71 maintained maintain VBN 43963 2602 72 by by IN 43963 2602 73 Prof. Prof. NNP 43963 2603 1 Hull hull NN 43963 2603 2 in in IN 43963 2603 3 his -PRON- PRP$ 43963 2603 4 work work NN 43963 2603 5 , , , 43963 2603 6 " " `` 43963 2603 7 Contributions contribution NNS 43963 2603 8 to to IN 43963 2603 9 the the DT 43963 2603 10 Physical Physical NNP 43963 2603 11 History History NNP 43963 2603 12 of of IN 43963 2603 13 the the DT 43963 2603 14 British british JJ 43963 2603 15 Isles Isles NNPS 43963 2603 16 . . . 43963 2603 17 " " '' 43963 2604 1 This this DT 43963 2604 2 writer writer NN 43963 2604 3 gives give VBZ 43963 2604 4 some some DT 43963 2604 5 reasons reason NNS 43963 2604 6 for for IN 43963 2604 7 supposing suppose VBG 43963 2604 8 that that IN 43963 2604 9 the the DT 43963 2604 10 continental continental NNP 43963 2604 11 mass mass NN 43963 2604 12 began begin VBD 43963 2604 13 to to TO 43963 2604 14 break break VB 43963 2604 15 up up RP 43963 2604 16 towards towards IN 43963 2604 17 the the DT 43963 2604 18 end end NN 43963 2604 19 of of IN 43963 2604 20 Palæozoic Palæozoic NNP 43963 2604 21 times time NNS 43963 2604 22 , , , 43963 2604 23 though though IN 43963 2604 24 it -PRON- PRP 43963 2604 25 is be VBZ 43963 2604 26 not not RB 43963 2604 27 clear clear JJ 43963 2604 28 that that IN 43963 2604 29 complete complete JJ 43963 2604 30 replacement replacement NN 43963 2604 31 of of IN 43963 2604 32 land land NN 43963 2604 33 by by IN 43963 2604 34 sea sea NN 43963 2604 35 occurred occur VBD 43963 2604 36 , , , 43963 2604 37 and and CC 43963 2604 38 the the DT 43963 2604 39 nature nature NN 43963 2604 40 of of IN 43963 2604 41 the the DT 43963 2604 42 Wealden Wealden NNP 43963 2604 43 deposits deposit NNS 43963 2604 44 has have VBZ 43963 2604 45 been be VBN 43963 2604 46 pointed point VBN 43963 2604 47 to to IN 43963 2604 48 as as IN 43963 2604 49 evidence evidence NN 43963 2604 50 of of IN 43963 2604 51 the the DT 43963 2604 52 existence existence NN 43963 2604 53 of of IN 43963 2604 54 an an DT 43963 2604 55 extensive extensive JJ 43963 2604 56 tract tract NN 43963 2604 57 of of IN 43963 2604 58 land land NN 43963 2604 59 to to IN 43963 2604 60 the the DT 43963 2604 61 west west NN 43963 2604 62 of of IN 43963 2604 63 Britain Britain NNP 43963 2604 64 during during IN 43963 2604 65 the the DT 43963 2604 66 Cretaceous cretaceous JJ 43963 2604 67 period period NN 43963 2604 68 . . . 43963 2605 1 The the DT 43963 2605 2 Palæontological palæontological JJ 43963 2605 3 evidence evidence NN 43963 2605 4 in in IN 43963 2605 5 favour favour NN 43963 2605 6 of of IN 43963 2605 7 destruction destruction NN 43963 2605 8 of of IN 43963 2605 9 ancient ancient JJ 43963 2605 10 continental continental JJ 43963 2605 11 areas area NNS 43963 2605 12 and and CC 43963 2605 13 their -PRON- PRP$ 43963 2605 14 replacement replacement NN 43963 2605 15 by by IN 43963 2605 16 the the DT 43963 2605 17 sea sea NN 43963 2605 18 is be VBZ 43963 2605 19 more more RBR 43963 2605 20 satisfactory satisfactory JJ 43963 2605 21 than than IN 43963 2605 22 that that DT 43963 2605 23 which which WDT 43963 2605 24 is be VBZ 43963 2605 25 based base VBN 43963 2605 26 on on IN 43963 2605 27 physical physical JJ 43963 2605 28 grounds ground NNS 43963 2605 29 . . . 43963 2606 1 The the DT 43963 2606 2 distribution distribution NN 43963 2606 3 of of IN 43963 2606 4 the the DT 43963 2606 5 Glossopteris Glossopteris NNP 43963 2606 6 flora flora NNS 43963 2606 7 of of IN 43963 2606 8 the the DT 43963 2606 9 Permo Permo NNP 43963 2606 10 - - HYPH 43963 2606 11 Carboniferous carboniferous JJ 43963 2606 12 period period NN 43963 2606 13 points point NNS 43963 2606 14 to to IN 43963 2606 15 the the DT 43963 2606 16 former former JJ 43963 2606 17 existence existence NN 43963 2606 18 of of IN 43963 2606 19 a a DT 43963 2606 20 great great JJ 43963 2606 21 southern southern JJ 43963 2606 22 continent continent NN 43963 2606 23 , , , 43963 2606 24 including include VBG 43963 2606 25 the the DT 43963 2606 26 sites site NNS 43963 2606 27 of of IN 43963 2606 28 Australia Australia NNP 43963 2606 29 , , , 43963 2606 30 India India NNP 43963 2606 31 , , , 43963 2606 32 South South NNP 43963 2606 33 Africa Africa NNP 43963 2606 34 and and CC 43963 2606 35 South South NNP 43963 2606 36 America,--the America,--the NNP 43963 2606 37 Gondwanaland Gondwanaland NNP 43963 2606 38 of of IN 43963 2606 39 Prof. Prof. NNP 43963 2606 40 E. E. NNP 43963 2606 41 Suess[124 Suess[124 NNP 43963 2606 42 ] ] -RRB- 43963 2606 43 . . . 43963 2607 1 [ [ -LRB- 43963 2607 2 Footnote footnote NN 43963 2607 3 124 124 CD 43963 2607 4 : : : 43963 2607 5 On on IN 43963 2607 6 this this DT 43963 2607 7 question question NN 43963 2607 8 and and CC 43963 2607 9 that that DT 43963 2607 10 of of IN 43963 2607 11 the the DT 43963 2607 12 other other JJ 43963 2607 13 destroyed destroy VBN 43963 2607 14 continental continental JJ 43963 2607 15 areas area NNS 43963 2607 16 noted note VBN 43963 2607 17 here here RB 43963 2607 18 , , , 43963 2607 19 see see VB 43963 2607 20 W. W. NNP 43963 2607 21 T. T. NNP 43963 2607 22 Blanford Blanford NNP 43963 2607 23 's 's POS 43963 2607 24 _ _ NNP 43963 2607 25 Presidential Presidential NNP 43963 2607 26 Address Address NNP 43963 2607 27 _ _ NNP 43963 2607 28 , , , 43963 2607 29 _ _ NNP 43963 2607 30 loc loc NN 43963 2607 31 . . . 43963 2608 1 cit cit NNP 43963 2608 2 . . . 43963 2608 3 _ _ NNP 43963 2608 4 ] ] -RRB- 43963 2608 5 Again again RB 43963 2608 6 , , , 43963 2608 7 a a DT 43963 2608 8 study study NN 43963 2608 9 of of IN 43963 2608 10 Jurassic Jurassic NNP 43963 2608 11 and and CC 43963 2608 12 Cretaceous cretaceous JJ 43963 2608 13 faunas fauna NNS 43963 2608 14 has have VBZ 43963 2608 15 led lead VBN 43963 2608 16 palæontologists palæontologist NNS 43963 2608 17 to to TO 43963 2608 18 conclude conclude VB 43963 2608 19 that that IN 43963 2608 20 there there EX 43963 2608 21 was be VBD 43963 2608 22 a a DT 43963 2608 23 connexion connexion NN 43963 2608 24 betwixt betwixt NN 43963 2608 25 S. S. NNP 43963 2608 26 Africa Africa NNP 43963 2608 27 and and CC 43963 2608 28 India India NNP 43963 2608 29 in in IN 43963 2608 30 Mesozoic Mesozoic NNP 43963 2608 31 times time NNS 43963 2608 32 across across IN 43963 2608 33 a a DT 43963 2608 34 portion portion NN 43963 2608 35 of of IN 43963 2608 36 the the DT 43963 2608 37 area area NN 43963 2608 38 now now RB 43963 2608 39 occupied occupy VBN 43963 2608 40 by by IN 43963 2608 41 the the DT 43963 2608 42 Indian Indian NNP 43963 2608 43 Ocean Ocean NNP 43963 2608 44 , , , 43963 2608 45 and and CC 43963 2608 46 also also RB 43963 2608 47 between between IN 43963 2608 48 S. S. NNP 43963 2608 49 Africa Africa NNP 43963 2608 50 and and CC 43963 2608 51 S. S. NNP 43963 2608 52 America America NNP 43963 2608 53 , , , 43963 2608 54 and and CC 43963 2608 55 these these DT 43963 2608 56 inferences inference NNS 43963 2608 57 are be VBP 43963 2608 58 supported support VBN 43963 2608 59 by by IN 43963 2608 60 study study NN 43963 2608 61 of of IN 43963 2608 62 the the DT 43963 2608 63 distribution distribution NN 43963 2608 64 of of IN 43963 2608 65 existing exist VBG 43963 2608 66 forms form NNS 43963 2608 67 . . . 43963 2609 1 The the DT 43963 2609 2 sudden sudden JJ 43963 2609 3 appearance appearance NN 43963 2609 4 of of IN 43963 2609 5 the the DT 43963 2609 6 Dicotyledonous dicotyledonous JJ 43963 2609 7 Angiosperms Angiosperms NNPS 43963 2609 8 in in IN 43963 2609 9 Upper Upper NNP 43963 2609 10 Cretaceous cretaceous JJ 43963 2609 11 rocks rock NNS 43963 2609 12 has have VBZ 43963 2609 13 also also RB 43963 2609 14 been be VBN 43963 2609 15 used use VBN 43963 2609 16 as as IN 43963 2609 17 evidence evidence NN 43963 2609 18 of of IN 43963 2609 19 destruction destruction NN 43963 2609 20 of of IN 43963 2609 21 considerable considerable JJ 43963 2609 22 tracts tract NNS 43963 2609 23 of of IN 43963 2609 24 land land NN 43963 2609 25 subsequently subsequently RB 43963 2609 26 to to IN 43963 2609 27 Upper Upper NNP 43963 2609 28 Cretaceous Cretaceous NNP 43963 2609 29 times time NNS 43963 2609 30 , , , 43963 2609 31 and and CC 43963 2609 32 there there EX 43963 2609 33 is be VBZ 43963 2609 34 a a DT 43963 2609 35 certain certain JJ 43963 2609 36 amount amount NN 43963 2609 37 of of IN 43963 2609 38 evidence evidence NN 43963 2609 39 in in IN 43963 2609 40 favour favour NN 43963 2609 41 of of IN 43963 2609 42 the the DT 43963 2609 43 existence existence NN 43963 2609 44 of of IN 43963 2609 45 this this DT 43963 2609 46 land land NN 43963 2609 47 in in IN 43963 2609 48 the the DT 43963 2609 49 north north JJ 43963 2609 50 polar polar JJ 43963 2609 51 region region NN 43963 2609 52 , , , 43963 2609 53 in in IN 43963 2609 54 an an DT 43963 2609 55 area area NN 43963 2609 56 now now RB 43963 2609 57 largely largely RB 43963 2609 58 occupied occupy VBN 43963 2609 59 by by IN 43963 2609 60 water water NN 43963 2609 61 , , , 43963 2609 62 though though IN 43963 2609 63 relics relic NNS 43963 2609 64 of of IN 43963 2609 65 it -PRON- PRP 43963 2609 66 are be VBP 43963 2609 67 left leave VBN 43963 2609 68 , , , 43963 2609 69 as as IN 43963 2609 70 the the DT 43963 2609 71 Faroe Faroe NNP 43963 2609 72 Isles Isles NNPS 43963 2609 73 , , , 43963 2609 74 Spitsbergen Spitsbergen NNP 43963 2609 75 , , , 43963 2609 76 Novaya Novaya NNP 43963 2609 77 Zembla Zembla NNP 43963 2609 78 and and CC 43963 2609 79 Franz Franz NNP 43963 2609 80 Josef Josef NNP 43963 2609 81 Land Land NNP 43963 2609 82 . . . 43963 2610 1 I -PRON- PRP 43963 2610 2 can can MD 43963 2610 3 not not RB 43963 2610 4 conclude conclude VB 43963 2610 5 the the DT 43963 2610 6 consideration consideration NN 43963 2610 7 of of IN 43963 2610 8 the the DT 43963 2610 9 question question NN 43963 2610 10 of of IN 43963 2610 11 permanence permanence NN 43963 2610 12 of of IN 43963 2610 13 oceans ocean NNS 43963 2610 14 and and CC 43963 2610 15 continents continent NNS 43963 2610 16 more more RBR 43963 2610 17 fitly fitly RB 43963 2610 18 than than IN 43963 2610 19 by by IN 43963 2610 20 quoting quote VBG 43963 2610 21 from from IN 43963 2610 22 Dr Dr NNP 43963 2610 23 Blanford Blanford NNP 43963 2610 24 's 's POS 43963 2610 25 address address NN 43963 2610 26 . . . 43963 2611 1 He -PRON- PRP 43963 2611 2 says say VBZ 43963 2611 3 , , , 43963 2611 4 " " `` 43963 2611 5 There there EX 43963 2611 6 is be VBZ 43963 2611 7 no no DT 43963 2611 8 evidence evidence NN 43963 2611 9 whatever whatever WDT 43963 2611 10 in in IN 43963 2611 11 favour favour NN 43963 2611 12 of of IN 43963 2611 13 the the DT 43963 2611 14 extreme extreme JJ 43963 2611 15 view view NN 43963 2611 16 accepted accept VBN 43963 2611 17 by by IN 43963 2611 18 some some DT 43963 2611 19 physicists physicist NNS 43963 2611 20 and and CC 43963 2611 21 geologists geologist VBZ 43963 2611 22 that that IN 43963 2611 23 every every DT 43963 2611 24 ocean ocean NN 43963 2611 25 - - HYPH 43963 2611 26 bed bed NN 43963 2611 27 now now RB 43963 2611 28 more more JJR 43963 2611 29 than than IN 43963 2611 30 1000 1000 CD 43963 2611 31 fathoms fathom NNS 43963 2611 32 deep deep JJ 43963 2611 33 has have VBZ 43963 2611 34 always always RB 43963 2611 35 been be VBN 43963 2611 36 ocean ocean NN 43963 2611 37 , , , 43963 2611 38 and and CC 43963 2611 39 that that IN 43963 2611 40 no no DT 43963 2611 41 part part NN 43963 2611 42 of of IN 43963 2611 43 the the DT 43963 2611 44 continental continental JJ 43963 2611 45 area area NN 43963 2611 46 has have VBZ 43963 2611 47 ever ever RB 43963 2611 48 been be VBN 43963 2611 49 beneath beneath IN 43963 2611 50 the the DT 43963 2611 51 deep deep JJ 43963 2611 52 sea sea NN 43963 2611 53 . . . 43963 2612 1 Not not RB 43963 2612 2 only only RB 43963 2612 3 is be VBZ 43963 2612 4 there there EX 43963 2612 5 clear clear JJ 43963 2612 6 proof proof NN 43963 2612 7 that that IN 43963 2612 8 some some DT 43963 2612 9 land land NN 43963 2612 10 - - HYPH 43963 2612 11 areas area NNS 43963 2612 12 lying lie VBG 43963 2612 13 within within IN 43963 2612 14 continental continental JJ 43963 2612 15 limits limit NNS 43963 2612 16 have have VBP 43963 2612 17 at at IN 43963 2612 18 a a DT 43963 2612 19 comparatively comparatively RB 43963 2612 20 recent recent JJ 43963 2612 21 date date NN 43963 2612 22 been be VBN 43963 2612 23 submerged submerge VBN 43963 2612 24 over over IN 43963 2612 25 1000 1000 CD 43963 2612 26 fathoms fathom NNS 43963 2612 27 , , , 43963 2612 28 whilst whilst IN 43963 2612 29 sea sea NN 43963 2612 30 - - HYPH 43963 2612 31 bottoms bottom NNS 43963 2612 32 now now RB 43963 2612 33 over over IN 43963 2612 34 1000 1000 CD 43963 2612 35 fathoms fathom NNS 43963 2612 36 deep deep RB 43963 2612 37 must must MD 43963 2612 38 have have VB 43963 2612 39 been be VBN 43963 2612 40 land land NN 43963 2612 41 in in IN 43963 2612 42 part part NN 43963 2612 43 of of IN 43963 2612 44 the the DT 43963 2612 45 Tertiary Tertiary NNP 43963 2612 46 era era NN 43963 2612 47 , , , 43963 2612 48 but but CC 43963 2612 49 there there EX 43963 2612 50 are be VBP 43963 2612 51 a a DT 43963 2612 52 mass mass NN 43963 2612 53 of of IN 43963 2612 54 facts fact NNS 43963 2612 55 both both CC 43963 2612 56 geological geological JJ 43963 2612 57 and and CC 43963 2612 58 biological biological JJ 43963 2612 59 in in IN 43963 2612 60 favour favour NN 43963 2612 61 of of IN 43963 2612 62 land land NN 43963 2612 63 - - HYPH 43963 2612 64 connexion connexion NN 43963 2612 65 having have VBG 43963 2612 66 formerly formerly RB 43963 2612 67 existed exist VBN 43963 2612 68 in in IN 43963 2612 69 certain certain JJ 43963 2612 70 cases case NNS 43963 2612 71 across across IN 43963 2612 72 what what WP 43963 2612 73 are be VBP 43963 2612 74 now now RB 43963 2612 75 broad broad JJ 43963 2612 76 and and CC 43963 2612 77 deep deep JJ 43963 2612 78 ocean[125 ocean[125 NN 43963 2612 79 ] ] -RRB- 43963 2612 80 . . . 43963 2612 81 " " '' 43963 2613 1 [ [ -LRB- 43963 2613 2 Footnote Footnote NNP 43963 2613 3 125 125 CD 43963 2613 4 : : : 43963 2613 5 _ _ NNP 43963 2613 6 Loc Loc NNP 43963 2613 7 . . . 43963 2614 1 cit cit NNP 43963 2614 2 . . . 43963 2614 3 _ _ NNP 43963 2614 4 , , , 43963 2614 5 _ _ NNP 43963 2614 6 Proc Proc NNP 43963 2614 7 . . . 43963 2614 8 _ _ NNP 43963 2614 9 p. p. NN 43963 2615 1 107 107 LS 43963 2615 2 . . . 43963 2615 3 ] ] -RRB- 43963 2616 1 _ _ NNP 43963 2616 2 Growth growth NN 43963 2616 3 of of IN 43963 2616 4 continents continent NNS 43963 2616 5 . . . 43963 2616 6 _ _ NNP 43963 2616 7 Whatever whatever WDT 43963 2616 8 view view NN 43963 2616 9 as as IN 43963 2616 10 to to IN 43963 2616 11 the the DT 43963 2616 12 general general JJ 43963 2616 13 permanence permanence NN 43963 2616 14 of of IN 43963 2616 15 continents continent NNS 43963 2616 16 and and CC 43963 2616 17 oceans ocean NNS 43963 2616 18 be be VBP 43963 2616 19 ultimately ultimately RB 43963 2616 20 established establish VBN 43963 2616 21 , , , 43963 2616 22 the the DT 43963 2616 23 occurrence occurrence NN 43963 2616 24 of of IN 43963 2616 25 widespread widespread JJ 43963 2616 26 changes change NNS 43963 2616 27 in in IN 43963 2616 28 the the DT 43963 2616 29 position position NN 43963 2616 30 of of IN 43963 2616 31 land land NN 43963 2616 32 and and CC 43963 2616 33 sea sea NN 43963 2616 34 is be VBZ 43963 2616 35 indisputable indisputable JJ 43963 2616 36 , , , 43963 2616 37 and and CC 43963 2616 38 it -PRON- PRP 43963 2616 39 is be VBZ 43963 2616 40 of of IN 43963 2616 41 interest interest NN 43963 2616 42 for for IN 43963 2616 43 us -PRON- PRP 43963 2616 44 to to TO 43963 2616 45 consider consider VB 43963 2616 46 the the DT 43963 2616 47 nature nature NN 43963 2616 48 of of IN 43963 2616 49 these these DT 43963 2616 50 changes change NNS 43963 2616 51 in in IN 43963 2616 52 the the DT 43963 2616 53 formation formation NN 43963 2616 54 of of IN 43963 2616 55 continents continent NNS 43963 2616 56 . . . 43963 2617 1 Prof. Prof. NNP 43963 2617 2 J. J. NNP 43963 2617 3 D. D. NNP 43963 2617 4 Dana Dana NNP 43963 2617 5 has have VBZ 43963 2617 6 put put VBN 43963 2617 7 forward forward RB 43963 2617 8 a a DT 43963 2617 9 hypothesis hypothesis NN 43963 2617 10 of of IN 43963 2617 11 growth growth NN 43963 2617 12 of of IN 43963 2617 13 continents continent NNS 43963 2617 14 by by IN 43963 2617 15 a a DT 43963 2617 16 process process NN 43963 2617 17 of of IN 43963 2617 18 accretion accretion NN 43963 2617 19 , , , 43963 2617 20 causing cause VBG 43963 2617 21 diminution diminution NN 43963 2617 22 in in IN 43963 2617 23 the the DT 43963 2617 24 oceanic oceanic JJ 43963 2617 25 areas area NNS 43963 2617 26 , , , 43963 2617 27 which which WDT 43963 2617 28 at at IN 43963 2617 29 the the DT 43963 2617 30 same same JJ 43963 2617 31 time time NN 43963 2617 32 became become VBD 43963 2617 33 deeper deep JJR 43963 2617 34 : : : 43963 2617 35 such such JJ 43963 2617 36 growth growth NN 43963 2617 37 need need VBP 43963 2617 38 not not RB 43963 2617 39 always always RB 43963 2617 40 take take VB 43963 2617 41 place place NN 43963 2617 42 in in IN 43963 2617 43 exactly exactly RB 43963 2617 44 the the DT 43963 2617 45 same same JJ 43963 2617 46 way way NN 43963 2617 47 , , , 43963 2617 48 and and CC 43963 2617 49 study study NN 43963 2617 50 of of IN 43963 2617 51 the the DT 43963 2617 52 distribution distribution NN 43963 2617 53 of of IN 43963 2617 54 the the DT 43963 2617 55 strata strata NN 43963 2617 56 of of IN 43963 2617 57 the the DT 43963 2617 58 North north JJ 43963 2617 59 American american JJ 43963 2617 60 continent continent NN 43963 2617 61 suggests suggest VBZ 43963 2617 62 that that IN 43963 2617 63 the the DT 43963 2617 64 growth growth NN 43963 2617 65 there there RB 43963 2617 66 was be VBD 43963 2617 67 endogenous endogenous JJ 43963 2617 68 , , , 43963 2617 69 the the DT 43963 2617 70 older old JJR 43963 2617 71 rocks rock NNS 43963 2617 72 lying lie VBG 43963 2617 73 to to IN 43963 2617 74 the the DT 43963 2617 75 west west NN 43963 2617 76 and and CC 43963 2617 77 north north NN 43963 2617 78 forming form VBG 43963 2617 79 a a DT 43963 2617 80 horseshoe horseshoe NNP 43963 2617 81 shaped shape VBN 43963 2617 82 continent continent NN 43963 2617 83 enclosing enclose VBG 43963 2617 84 a a DT 43963 2617 85 gulf gulf NN 43963 2617 86 - - HYPH 43963 2617 87 like like JJ 43963 2617 88 prolongation prolongation NN 43963 2617 89 of of IN 43963 2617 90 the the DT 43963 2617 91 Atlantic Atlantic NNP 43963 2617 92 , , , 43963 2617 93 which which WDT 43963 2617 94 became become VBD 43963 2617 95 contracted contract VBN 43963 2617 96 by by IN 43963 2617 97 deposition deposition NN 43963 2617 98 and and CC 43963 2617 99 uplift uplift NN 43963 2617 100 in in IN 43963 2617 101 successive successive JJ 43963 2617 102 geological geological JJ 43963 2617 103 periods period NNS 43963 2617 104 , , , 43963 2617 105 though though IN 43963 2617 106 it -PRON- PRP 43963 2617 107 is be VBZ 43963 2617 108 still still RB 43963 2617 109 partly partly RB 43963 2617 110 existent existent NN 43963 2617 111 as as IN 43963 2617 112 the the DT 43963 2617 113 Gulf Gulf NNP 43963 2617 114 of of IN 43963 2617 115 Mexico Mexico NNP 43963 2617 116 . . . 43963 2618 1 The the DT 43963 2618 2 Eurasian eurasian JJ 43963 2618 3 continent continent NN 43963 2618 4 , , , 43963 2618 5 especially especially RB 43963 2618 6 its -PRON- PRP$ 43963 2618 7 western western JJ 43963 2618 8 portion portion NN 43963 2618 9 , , , 43963 2618 10 suggests suggest VBZ 43963 2618 11 more more RBR 43963 2618 12 irregular irregular JJ 43963 2618 13 growth growth NN 43963 2618 14 around around IN 43963 2618 15 scattered scatter VBN 43963 2618 16 nuclei nucleus NNS 43963 2618 17 of of IN 43963 2618 18 older old JJR 43963 2618 19 rocks rock NNS 43963 2618 20 , , , 43963 2618 21 though though IN 43963 2618 22 the the DT 43963 2618 23 process process NN 43963 2618 24 is be VBZ 43963 2618 25 not not RB 43963 2618 26 completed complete VBN 43963 2618 27 , , , 43963 2618 28 and and CC 43963 2618 29 many many JJ 43963 2618 30 gulf gulf NN 43963 2618 31 - - HYPH 43963 2618 32 like like JJ 43963 2618 33 prolongations prolongation NNS 43963 2618 34 , , , 43963 2618 35 as as IN 43963 2618 36 the the DT 43963 2618 37 Baltic Baltic NNP 43963 2618 38 and and CC 43963 2618 39 the the DT 43963 2618 40 Mediterranean Mediterranean NNP 43963 2618 41 , , , 43963 2618 42 still still RB 43963 2618 43 remain remain VBP 43963 2618 44 as as IN 43963 2618 45 water water NN 43963 2618 46 - - HYPH 43963 2618 47 tracts tract NNS 43963 2618 48 , , , 43963 2618 49 which which WDT 43963 2618 50 have have VBP 43963 2618 51 not not RB 43963 2618 52 yet yet RB 43963 2618 53 been be VBN 43963 2618 54 added add VBN 43963 2618 55 to to IN 43963 2618 56 the the DT 43963 2618 57 continents continent NNS 43963 2618 58 . . . 43963 2619 1 Although although IN 43963 2619 2 extensive extensive JJ 43963 2619 3 additions addition NNS 43963 2619 4 to to IN 43963 2619 5 continents continent NNS 43963 2619 6 may may MD 43963 2619 7 be be VB 43963 2619 8 and and CC 43963 2619 9 no no RB 43963 2619 10 doubt doubt RB 43963 2619 11 are be VBP 43963 2619 12 often often RB 43963 2619 13 largely largely RB 43963 2619 14 due due JJ 43963 2619 15 to to IN 43963 2619 16 epeirogenic epeirogenic JJ 43963 2619 17 movements movement NNS 43963 2619 18 , , , 43963 2619 19 the the DT 43963 2619 20 influence influence NN 43963 2619 21 of of IN 43963 2619 22 orogenic orogenic JJ 43963 2619 23 movements movement NNS 43963 2619 24 on on IN 43963 2619 25 continent continent NN 43963 2619 26 - - HYPH 43963 2619 27 formation formation NN 43963 2619 28 is be VBZ 43963 2619 29 very very RB 43963 2619 30 pronounced pronounced JJ 43963 2619 31 . . . 43963 2620 1 As as IN 43963 2620 2 the the DT 43963 2620 3 result result NN 43963 2620 4 of of IN 43963 2620 5 orogenic orogenic JJ 43963 2620 6 movements movement NNS 43963 2620 7 , , , 43963 2620 8 the the DT 43963 2620 9 rocks rock NNS 43963 2620 10 of of IN 43963 2620 11 portions portion NNS 43963 2620 12 of of IN 43963 2620 13 the the DT 43963 2620 14 earth earth NN 43963 2620 15 's 's POS 43963 2620 16 crust crust NN 43963 2620 17 become become VBN 43963 2620 18 greatly greatly RB 43963 2620 19 compressed compressed JJ 43963 2620 20 , , , 43963 2620 21 and and CC 43963 2620 22 give give VB 43963 2620 23 rise rise NN 43963 2620 24 to to IN 43963 2620 25 masses masse NNS 43963 2620 26 which which WDT 43963 2620 27 readily readily RB 43963 2620 28 resist resist VBP 43963 2620 29 denudation denudation NN 43963 2620 30 ; ; : 43963 2620 31 moreover moreover RB 43963 2620 32 , , , 43963 2620 33 these these DT 43963 2620 34 comparatively comparatively RB 43963 2620 35 rigid rigid JJ 43963 2620 36 masses masse NNS 43963 2620 37 , , , 43963 2620 38 as as IN 43963 2620 39 shown show VBN 43963 2620 40 by by IN 43963 2620 41 M. M. NNP 43963 2620 42 Bertrand Bertrand NNP 43963 2620 43 , , , 43963 2620 44 tend tend VBP 43963 2620 45 to to TO 43963 2620 46 undergo undergo VB 43963 2620 47 elevation elevation NN 43963 2620 48 along along IN 43963 2620 49 the the DT 43963 2620 50 same same JJ 43963 2620 51 lines line NNS 43963 2620 52 as as IN 43963 2620 53 those those DT 43963 2620 54 which which WDT 43963 2620 55 formed form VBD 43963 2620 56 the the DT 43963 2620 57 axes axis NNS 43963 2620 58 of of IN 43963 2620 59 previous previous JJ 43963 2620 60 elevations elevation NNS 43963 2620 61 , , , 43963 2620 62 and and CC 43963 2620 63 accordingly accordingly RB 43963 2620 64 after after IN 43963 2620 65 a a DT 43963 2620 66 continental continental JJ 43963 2620 67 area area NN 43963 2620 68 has have VBZ 43963 2620 69 undergone undergo VBN 43963 2620 70 denudation denudation NN 43963 2620 71 for for IN 43963 2620 72 a a DT 43963 2620 73 considerable considerable JJ 43963 2620 74 period period NN 43963 2620 75 , , , 43963 2620 76 the the DT 43963 2620 77 uplands upland NNS 43963 2620 78 consist consist VBP 43963 2620 79 of of IN 43963 2620 80 rocks rock NNS 43963 2620 81 which which WDT 43963 2620 82 have have VBP 43963 2620 83 undergone undergo VBN 43963 2620 84 orogenic orogenic JJ 43963 2620 85 disturbance disturbance NN 43963 2620 86 , , , 43963 2620 87 while while IN 43963 2620 88 the the DT 43963 2620 89 tracts tract NNS 43963 2620 90 of of IN 43963 2620 91 ground ground NN 43963 2620 92 which which WDT 43963 2620 93 are be VBP 43963 2620 94 occupied occupy VBN 43963 2620 95 by by IN 43963 2620 96 rocks rock NNS 43963 2620 97 which which WDT 43963 2620 98 have have VBP 43963 2620 99 not not RB 43963 2620 100 suffered suffer VBN 43963 2620 101 disturbances disturbance NNS 43963 2620 102 of of IN 43963 2620 103 this this DT 43963 2620 104 character character NN 43963 2620 105 , , , 43963 2620 106 even even RB 43963 2620 107 if if IN 43963 2620 108 originally originally RB 43963 2620 109 uplifted uplift VBN 43963 2620 110 far far RB 43963 2620 111 above above IN 43963 2620 112 sea sea NN 43963 2620 113 - - HYPH 43963 2620 114 level level NN 43963 2620 115 , , , 43963 2620 116 tend tend VBP 43963 2620 117 to to TO 43963 2620 118 be be VB 43963 2620 119 destroyed destroy VBN 43963 2620 120 , , , 43963 2620 121 and and CC 43963 2620 122 ultimately ultimately RB 43963 2620 123 occupied occupy VBN 43963 2620 124 by by IN 43963 2620 125 tracts tract NNS 43963 2620 126 of of IN 43963 2620 127 ocean ocean NN 43963 2620 128 . . . 43963 2621 1 Stumps stump NNS 43963 2621 2 of of IN 43963 2621 3 former former JJ 43963 2621 4 mountain mountain NN 43963 2621 5 chains chain NNS 43963 2621 6 may may MD 43963 2621 7 be be VB 43963 2621 8 again again RB 43963 2621 9 and and CC 43963 2621 10 again again RB 43963 2621 11 established establish VBN 43963 2621 12 as as IN 43963 2621 13 nuclei nucleus NNS 43963 2621 14 of of IN 43963 2621 15 continents continent NNS 43963 2621 16 and and CC 43963 2621 17 as as IN 43963 2621 18 every every DT 43963 2621 19 period period NN 43963 2621 20 of of IN 43963 2621 21 orogenic orogenic JJ 43963 2621 22 movement movement NN 43963 2621 23 will will MD 43963 2621 24 add add VB 43963 2621 25 to to IN 43963 2621 26 the the DT 43963 2621 27 number number NN 43963 2621 28 of of IN 43963 2621 29 these these DT 43963 2621 30 nuclei nucleus NNS 43963 2621 31 , , , 43963 2621 32 the the DT 43963 2621 33 continental continental JJ 43963 2621 34 areas area NNS 43963 2621 35 must must MD 43963 2621 36 in in IN 43963 2621 37 course course NN 43963 2621 38 of of IN 43963 2621 39 time time NN 43963 2621 40 become become VB 43963 2621 41 more more RBR 43963 2621 42 complex complex JJ 43963 2621 43 in in IN 43963 2621 44 structure structure NN 43963 2621 45 . . . 43963 2622 1 Moreover moreover RB 43963 2622 2 , , , 43963 2622 3 as as IN 43963 2622 4 some some DT 43963 2622 5 areas area NNS 43963 2622 6 are be VBP 43963 2622 7 affected affect VBN 43963 2622 8 by by IN 43963 2622 9 orogenic orogenic JJ 43963 2622 10 movements movement NNS 43963 2622 11 to to IN 43963 2622 12 a a DT 43963 2622 13 greater great JJR 43963 2622 14 extent extent NN 43963 2622 15 than than IN 43963 2622 16 others other NNS 43963 2622 17 , , , 43963 2622 18 the the DT 43963 2622 19 complexity complexity NN 43963 2622 20 of of IN 43963 2622 21 different different JJ 43963 2622 22 continental continental JJ 43963 2622 23 masses masse NNS 43963 2622 24 will will MD 43963 2622 25 vary vary VB 43963 2622 26 . . . 43963 2623 1 Thus thus RB 43963 2623 2 , , , 43963 2623 3 western western JJ 43963 2623 4 Europe Europe NNP 43963 2623 5 has have VBZ 43963 2623 6 been be VBN 43963 2623 7 affected affect VBN 43963 2623 8 by by IN 43963 2623 9 orogenic orogenic JJ 43963 2623 10 movements movement NNS 43963 2623 11 during during IN 43963 2623 12 many many JJ 43963 2623 13 periods period NNS 43963 2623 14 since since IN 43963 2623 15 the the DT 43963 2623 16 commencement commencement NN 43963 2623 17 of of IN 43963 2623 18 Cambrian cambrian JJ 43963 2623 19 times time NNS 43963 2623 20 and and CC 43963 2623 21 its -PRON- PRP$ 43963 2623 22 structure structure NN 43963 2623 23 is be VBZ 43963 2623 24 extremely extremely RB 43963 2623 25 complex complex JJ 43963 2623 26 , , , 43963 2623 27 while while IN 43963 2623 28 the the DT 43963 2623 29 central central JJ 43963 2623 30 and and CC 43963 2623 31 western western JJ 43963 2623 32 parts part NNS 43963 2623 33 of of IN 43963 2623 34 Russia Russia NNP 43963 2623 35 have have VBP 43963 2623 36 not not RB 43963 2623 37 been be VBN 43963 2623 38 subjected subject VBN 43963 2623 39 to to IN 43963 2623 40 violent violent JJ 43963 2623 41 orogenic orogenic JJ 43963 2623 42 disturbances disturbance NNS 43963 2623 43 since since IN 43963 2623 44 Cambrian cambrian JJ 43963 2623 45 times time NNS 43963 2623 46 , , , 43963 2623 47 and and CC 43963 2623 48 accordingly accordingly RB 43963 2623 49 we -PRON- PRP 43963 2623 50 find find VBP 43963 2623 51 the the DT 43963 2623 52 structure structure NN 43963 2623 53 of of IN 43963 2623 54 that that DT 43963 2623 55 area area NN 43963 2623 56 comparatively comparatively RB 43963 2623 57 simple simple JJ 43963 2623 58 ; ; : 43963 2623 59 the the DT 43963 2623 60 greater great JJR 43963 2623 61 part part NN 43963 2623 62 of of IN 43963 2623 63 Africa Africa NNP 43963 2623 64 seems seem VBZ 43963 2623 65 to to TO 43963 2623 66 have have VB 43963 2623 67 escaped escape VBN 43963 2623 68 these these DT 43963 2623 69 movements movement NNS 43963 2623 70 since since IN 43963 2623 71 remote remote JJ 43963 2623 72 times time NNS 43963 2623 73 , , , 43963 2623 74 and and CC 43963 2623 75 the the DT 43963 2623 76 structure structure NN 43963 2623 77 of of IN 43963 2623 78 that that DT 43963 2623 79 continent continent NN 43963 2623 80 is be VBZ 43963 2623 81 extremely extremely RB 43963 2623 82 simple simple JJ 43963 2623 83 when when WRB 43963 2623 84 compared compare VBN 43963 2623 85 with with IN 43963 2623 86 the the DT 43963 2623 87 Eurasian eurasian JJ 43963 2623 88 continental continental JJ 43963 2623 89 tract tract NN 43963 2623 90 . . . 43963 2624 1 It -PRON- PRP 43963 2624 2 need nee MD 43963 2624 3 hardly hardly RB 43963 2624 4 be be VB 43963 2624 5 stated state VBN 43963 2624 6 that that IN 43963 2624 7 the the DT 43963 2624 8 formation formation NN 43963 2624 9 of of IN 43963 2624 10 extensive extensive JJ 43963 2624 11 chains chain NNS 43963 2624 12 composed compose VBN 43963 2624 13 of of IN 43963 2624 14 volcanic volcanic JJ 43963 2624 15 material material NN 43963 2624 16 , , , 43963 2624 17 by by IN 43963 2624 18 accumulation accumulation NN 43963 2624 19 of of IN 43963 2624 20 lavas lavas NNP 43963 2624 21 and and CC 43963 2624 22 ashes ashe NNS 43963 2624 23 on on IN 43963 2624 24 the the DT 43963 2624 25 earth earth NN 43963 2624 26 's 's POS 43963 2624 27 surface surface NN 43963 2624 28 , , , 43963 2624 29 may may MD 43963 2624 30 give give VB 43963 2624 31 and and CC 43963 2624 32 often often RB 43963 2624 33 has have VBZ 43963 2624 34 given give VBN 43963 2624 35 rise rise NN 43963 2624 36 to to IN 43963 2624 37 more more RBR 43963 2624 38 rigid rigid JJ 43963 2624 39 tracts tract NNS 43963 2624 40 , , , 43963 2624 41 which which WDT 43963 2624 42 will will MD 43963 2624 43 bring bring VB 43963 2624 44 about about RP 43963 2624 45 the the DT 43963 2624 46 same same JJ 43963 2624 47 effects effect NNS 43963 2624 48 as as IN 43963 2624 49 those those DT 43963 2624 50 produced produce VBN 43963 2624 51 by by IN 43963 2624 52 orogenic orogenic JJ 43963 2624 53 disturbance disturbance NN 43963 2624 54 as as IN 43963 2624 55 illustrated illustrate VBN 43963 2624 56 on on IN 43963 2624 57 a a DT 43963 2624 58 small small JJ 43963 2624 59 scale scale NN 43963 2624 60 by by IN 43963 2624 61 the the DT 43963 2624 62 Lower Lower NNP 43963 2624 63 Palæozoic Palæozoic NNP 43963 2624 64 volcanic volcanic JJ 43963 2624 65 rocks rock NNS 43963 2624 66 of of IN 43963 2624 67 Cambria Cambria NNP 43963 2624 68 and and CC 43963 2624 69 Cumbria Cumbria NNP 43963 2624 70 . . . 43963 2625 1 _ _ NNP 43963 2625 2 Uniformitarianism Uniformitarianism NNP 43963 2625 3 and and CC 43963 2625 4 Evolution Evolution NNP 43963 2625 5 . . . 43963 2625 6 _ _ NNP 43963 2625 7 According accord VBG 43963 2625 8 to to IN 43963 2625 9 the the DT 43963 2625 10 extreme extreme JJ 43963 2625 11 uniformitarian uniformitarian JJ 43963 2625 12 views view NNS 43963 2625 13 held hold VBN 43963 2625 14 by by IN 43963 2625 15 some some DT 43963 2625 16 geologists geologist NNS 43963 2625 17 , , , 43963 2625 18 the the DT 43963 2625 19 agents agent NNS 43963 2625 20 which which WDT 43963 2625 21 are be VBP 43963 2625 22 in in IN 43963 2625 23 operation operation NN 43963 2625 24 at at IN 43963 2625 25 the the DT 43963 2625 26 present present JJ 43963 2625 27 day day NN 43963 2625 28 are be VBP 43963 2625 29 similar similar JJ 43963 2625 30 in in IN 43963 2625 31 kind kind NN 43963 2625 32 and and CC 43963 2625 33 in in IN 43963 2625 34 intensity intensity NN 43963 2625 35 to to IN 43963 2625 36 those those DT 43963 2625 37 which which WDT 43963 2625 38 were be VBD 43963 2625 39 at at IN 43963 2625 40 work work NN 43963 2625 41 in in IN 43963 2625 42 past past JJ 43963 2625 43 times time NNS 43963 2625 44 , , , 43963 2625 45 though though IN 43963 2625 46 no no DT 43963 2625 47 geologist geologist NN 43963 2625 48 will will MD 43963 2625 49 be be VB 43963 2625 50 found find VBN 43963 2625 51 who who WP 43963 2625 52 is be VBZ 43963 2625 53 sufficiently sufficiently RB 43963 2625 54 bold bold JJ 43963 2625 55 to to TO 43963 2625 56 assert assert VB 43963 2625 57 that that IN 43963 2625 58 this this DT 43963 2625 59 holds hold VBZ 43963 2625 60 true true JJ 43963 2625 61 for for IN 43963 2625 62 all all DT 43963 2625 63 periods period NNS 43963 2625 64 of of IN 43963 2625 65 the the DT 43963 2625 66 earth earth NN 43963 2625 67 's 's POS 43963 2625 68 history history NN 43963 2625 69 , , , 43963 2625 70 but but CC 43963 2625 71 only only RB 43963 2625 72 for for IN 43963 2625 73 those those DT 43963 2625 74 of of IN 43963 2625 75 which which WDT 43963 2625 76 the the DT 43963 2625 77 geologist geologist NN 43963 2625 78 has have VBZ 43963 2625 79 direct direct JJ 43963 2625 80 information information NN 43963 2625 81 derived derive VBN 43963 2625 82 from from IN 43963 2625 83 a a DT 43963 2625 84 study study NN 43963 2625 85 of of IN 43963 2625 86 the the DT 43963 2625 87 rocks rock NNS 43963 2625 88 , , , 43963 2625 89 and and CC 43963 2625 90 he -PRON- PRP 43963 2625 91 is be VBZ 43963 2625 92 content content JJ 43963 2625 93 to to TO 43963 2625 94 follow follow VB 43963 2625 95 his -PRON- PRP$ 43963 2625 96 master master NN 43963 2625 97 Hutton Hutton NNP 43963 2625 98 in in IN 43963 2625 99 ignoring ignore VBG 43963 2625 100 periods period NNS 43963 2625 101 of of IN 43963 2625 102 which which WDT 43963 2625 103 he -PRON- PRP 43963 2625 104 can can MD 43963 2625 105 not not RB 43963 2625 106 find find VB 43963 2625 107 records record NNS 43963 2625 108 amongst amongst IN 43963 2625 109 the the DT 43963 2625 110 rocks rock NNS 43963 2625 111 . . . 43963 2626 1 The the DT 43963 2626 2 modern modern JJ 43963 2626 3 geologist geologist NN 43963 2626 4 , , , 43963 2626 5 however however RB 43963 2626 6 , , , 43963 2626 7 while while IN 43963 2626 8 rightly rightly RB 43963 2626 9 regarding regard VBG 43963 2626 10 the the DT 43963 2626 11 rocks rock NNS 43963 2626 12 as as IN 43963 2626 13 his -PRON- PRP$ 43963 2626 14 principal principal JJ 43963 2626 15 source source NN 43963 2626 16 of of IN 43963 2626 17 information information NN 43963 2626 18 finds find VBZ 43963 2626 19 that that IN 43963 2626 20 he -PRON- PRP 43963 2626 21 can can MD 43963 2626 22 not not RB 43963 2626 23 afford afford VB 43963 2626 24 to to TO 43963 2626 25 ignore ignore VB 43963 2626 26 the the DT 43963 2626 27 evidence evidence NN 43963 2626 28 furnished furnish VBN 43963 2626 29 by by IN 43963 2626 30 the the DT 43963 2626 31 physicist physicist NN 43963 2626 32 , , , 43963 2626 33 chemist chemist NN 43963 2626 34 , , , 43963 2626 35 astronomer astronomer NN 43963 2626 36 and and CC 43963 2626 37 biologist biologist NN 43963 2626 38 , , , 43963 2626 39 which which WDT 43963 2626 40 throws throw VBZ 43963 2626 41 light light NN 43963 2626 42 upon upon IN 43963 2626 43 the the DT 43963 2626 44 history history NN 43963 2626 45 of of IN 43963 2626 46 periods period NNS 43963 2626 47 far far RB 43963 2626 48 earlier early RBR 43963 2626 49 than than IN 43963 2626 50 those those DT 43963 2626 51 of of IN 43963 2626 52 which which WDT 43963 2626 53 he -PRON- PRP 43963 2626 54 has have VBZ 43963 2626 55 any any DT 43963 2626 56 records record NNS 43963 2626 57 preserved preserve VBN 43963 2626 58 amongst amongst IN 43963 2626 59 the the DT 43963 2626 60 outer outer JJ 43963 2626 61 portions portion NNS 43963 2626 62 of of IN 43963 2626 63 the the DT 43963 2626 64 earth earth NN 43963 2626 65 itself -PRON- PRP 43963 2626 66 , , , 43963 2626 67 just just RB 43963 2626 68 as as IN 43963 2626 69 the the DT 43963 2626 70 modern modern JJ 43963 2626 71 historian historian NN 43963 2626 72 is be VBZ 43963 2626 73 not not RB 43963 2626 74 content content JJ 43963 2626 75 with with IN 43963 2626 76 written write VBN 43963 2626 77 records record NNS 43963 2626 78 , , , 43963 2626 79 but but CC 43963 2626 80 must must MD 43963 2626 81 turn turn VB 43963 2626 82 to to IN 43963 2626 83 the the DT 43963 2626 84 ' ' `` 43963 2626 85 prehistoric prehistoric JJ 43963 2626 86 ' ' POS 43963 2626 87 archæologist archæologist NN 43963 2626 88 and and CC 43963 2626 89 geologist geologist NN 43963 2626 90 for for IN 43963 2626 91 information information NN 43963 2626 92 concerning concern VBG 43963 2626 93 the the DT 43963 2626 94 history history NN 43963 2626 95 of of IN 43963 2626 96 early early JJ 43963 2626 97 man man NN 43963 2626 98 upon upon IN 43963 2626 99 the the DT 43963 2626 100 earth earth NN 43963 2626 101 . . . 43963 2627 1 Interpreting interpret VBG 43963 2627 2 the the DT 43963 2627 3 scope scope NN 43963 2627 4 of of IN 43963 2627 5 geology geology NN 43963 2627 6 in in IN 43963 2627 7 this this DT 43963 2627 8 general general JJ 43963 2627 9 way way NN 43963 2627 10 , , , 43963 2627 11 rigid rigid JJ 43963 2627 12 uniformitarianism uniformitarianism NN 43963 2627 13 must must MD 43963 2627 14 be be VB 43963 2627 15 abandoned abandon VBN 43963 2627 16 . . . 43963 2628 1 Assuming assume VBG 43963 2628 2 that that IN 43963 2628 3 the the DT 43963 2628 4 tenets tenet NNS 43963 2628 5 of of IN 43963 2628 6 the the DT 43963 2628 7 evolutionist evolutionist JJ 43963 2628 8 school school NN 43963 2628 9 are be VBP 43963 2628 10 generally generally RB 43963 2628 11 true true JJ 43963 2628 12 , , , 43963 2628 13 the the DT 43963 2628 14 question question NN 43963 2628 15 is be VBZ 43963 2628 16 , , , 43963 2628 17 how how WRB 43963 2628 18 far far RB 43963 2628 19 does do VBZ 43963 2628 20 this this DT 43963 2628 21 affect affect VB 43963 2628 22 the the DT 43963 2628 23 geologist geologist NN 43963 2628 24 in in IN 43963 2628 25 his -PRON- PRP$ 43963 2628 26 study study NN 43963 2628 27 of of IN 43963 2628 28 those those DT 43963 2628 29 periods period NNS 43963 2628 30 of of IN 43963 2628 31 which which WDT 43963 2628 32 we -PRON- PRP 43963 2628 33 have have VBP 43963 2628 34 definite definite JJ 43963 2628 35 records record NNS 43963 2628 36 amongst amongst IN 43963 2628 37 the the DT 43963 2628 38 rocks rock NNS 43963 2628 39 ? ? . 43963 2629 1 This this DT 43963 2629 2 is be VBZ 43963 2629 3 a a DT 43963 2629 4 question question NN 43963 2629 5 which which WDT 43963 2629 6 can can MD 43963 2629 7 not not RB 43963 2629 8 readily readily RB 43963 2629 9 be be VB 43963 2629 10 answered answer VBN 43963 2629 11 at at IN 43963 2629 12 the the DT 43963 2629 13 present present JJ 43963 2629 14 day day NN 43963 2629 15 , , , 43963 2629 16 for for IN 43963 2629 17 our -PRON- PRP$ 43963 2629 18 study study NN 43963 2629 19 of of IN 43963 2629 20 the the DT 43963 2629 21 rocks rock NNS 43963 2629 22 is be VBZ 43963 2629 23 not not RB 43963 2629 24 sufficiently sufficiently RB 43963 2629 25 far far RB 43963 2629 26 advanced advanced JJ 43963 2629 27 to to TO 43963 2629 28 enable enable VB 43963 2629 29 us -PRON- PRP 43963 2629 30 to to TO 43963 2629 31 point point VB 43963 2629 32 out out RP 43963 2629 33 effects effect NNS 43963 2629 34 amongst amongst IN 43963 2629 35 the the DT 43963 2629 36 older old JJR 43963 2629 37 rocks rock NNS 43963 2629 38 which which WDT 43963 2629 39 were be VBD 43963 2629 40 clearly clearly RB 43963 2629 41 caused cause VBN 43963 2629 42 by by IN 43963 2629 43 agents agent NNS 43963 2629 44 working work VBG 43963 2629 45 with with IN 43963 2629 46 greater great JJR 43963 2629 47 intensity intensity NN 43963 2629 48 than than IN 43963 2629 49 they -PRON- PRP 43963 2629 50 do do VBP 43963 2629 51 at at IN 43963 2629 52 present present JJ 43963 2629 53 , , , 43963 2629 54 but but CC 43963 2629 55 as as IN 43963 2629 56 , , , 43963 2629 57 on on IN 43963 2629 58 the the DT 43963 2629 59 other other JJ 43963 2629 60 hand hand NN 43963 2629 61 , , , 43963 2629 62 we -PRON- PRP 43963 2629 63 can can MD 43963 2629 64 not not RB 43963 2629 65 prove prove VB 43963 2629 66 that that IN 43963 2629 67 these these DT 43963 2629 68 effects effect NNS 43963 2629 69 are be VBP 43963 2629 70 due due JJ 43963 2629 71 to to IN 43963 2629 72 agents agent NNS 43963 2629 73 working work VBG 43963 2629 74 with with IN 43963 2629 75 no no DT 43963 2629 76 greater great JJR 43963 2629 77 intensity intensity NN 43963 2629 78 than than IN 43963 2629 79 that that DT 43963 2629 80 which which WDT 43963 2629 81 now now RB 43963 2629 82 marks mark VBZ 43963 2629 83 these these DT 43963 2629 84 operations operation NNS 43963 2629 85 , , , 43963 2629 86 it -PRON- PRP 43963 2629 87 is be VBZ 43963 2629 88 unphilosophical unphilosophical JJ 43963 2629 89 to to TO 43963 2629 90 assume assume VB 43963 2629 91 the the DT 43963 2629 92 latter latter JJ 43963 2629 93 . . . 43963 2630 1 No no DT 43963 2630 2 student student NN 43963 2630 3 of of IN 43963 2630 4 science science NN 43963 2630 5 at at IN 43963 2630 6 the the DT 43963 2630 7 present present JJ 43963 2630 8 day day NN 43963 2630 9 would would MD 43963 2630 10 state state VB 43963 2630 11 that that IN 43963 2630 12 because because IN 43963 2630 13 there there EX 43963 2630 14 has have VBZ 43963 2630 15 been be VBN 43963 2630 16 no no DT 43963 2630 17 observed observed JJ 43963 2630 18 case case NN 43963 2630 19 of of IN 43963 2630 20 incoming incoming NN 43963 2630 21 of of IN 43963 2630 22 fresh fresh JJ 43963 2630 23 species specie NNS 43963 2630 24 within within IN 43963 2630 25 the the DT 43963 2630 26 time time NN 43963 2630 27 that that DT 43963 2630 28 man man NN 43963 2630 29 has have VBZ 43963 2630 30 actually actually RB 43963 2630 31 observed observe VBN 43963 2630 32 the the DT 43963 2630 33 present present JJ 43963 2630 34 faunas fauna NNS 43963 2630 35 and and CC 43963 2630 36 floras flora NNS 43963 2630 37 , , , 43963 2630 38 the the DT 43963 2630 39 hypothesis hypothesis NN 43963 2630 40 of of IN 43963 2630 41 evolution evolution NN 43963 2630 42 of of IN 43963 2630 43 organisms organism NNS 43963 2630 44 is be VBZ 43963 2630 45 disproved disprove VBN 43963 2630 46 , , , 43963 2630 47 for for IN 43963 2630 48 the the DT 43963 2630 49 time time NN 43963 2630 50 of of IN 43963 2630 51 observation observation NN 43963 2630 52 has have VBZ 43963 2630 53 been be VBN 43963 2630 54 too too RB 43963 2630 55 short short JJ 43963 2630 56 , , , 43963 2630 57 and and CC 43963 2630 58 similarly similarly RB 43963 2630 59 the the DT 43963 2630 60 time time NN 43963 2630 61 which which WDT 43963 2630 62 has have VBZ 43963 2630 63 elapsed elapse VBN 43963 2630 64 since since IN 43963 2630 65 the the DT 43963 2630 66 formation formation NN 43963 2630 67 of of IN 43963 2630 68 , , , 43963 2630 69 say say UH 43963 2630 70 , , , 43963 2630 71 the the DT 43963 2630 72 Cambrian cambrian JJ 43963 2630 73 rocks rock NNS 43963 2630 74 may may MD 43963 2630 75 have have VB 43963 2630 76 been be VBN 43963 2630 77 too too RB 43963 2630 78 short short JJ 43963 2630 79 , , , 43963 2630 80 as as IN 43963 2630 81 compared compare VBN 43963 2630 82 with with IN 43963 2630 83 the the DT 43963 2630 84 time time NN 43963 2630 85 which which WDT 43963 2630 86 has have VBZ 43963 2630 87 elapsed elapse VBN 43963 2630 88 since since IN 43963 2630 89 the the DT 43963 2630 90 formation formation NN 43963 2630 91 of of IN 43963 2630 92 the the DT 43963 2630 93 earth earth NN 43963 2630 94 , , , 43963 2630 95 to to TO 43963 2630 96 allow allow VB 43963 2630 97 of of IN 43963 2630 98 any any DT 43963 2630 99 important important JJ 43963 2630 100 change change NN 43963 2630 101 in in IN 43963 2630 102 the the DT 43963 2630 103 operation operation NN 43963 2630 104 of of IN 43963 2630 105 the the DT 43963 2630 106 geological geological JJ 43963 2630 107 agents agent NNS 43963 2630 108 . . . 43963 2631 1 Leaving leave VBG 43963 2631 2 out out IN 43963 2631 3 of of IN 43963 2631 4 account account NN 43963 2631 5 , , , 43963 2631 6 for for IN 43963 2631 7 the the DT 43963 2631 8 moment moment NN 43963 2631 9 , , , 43963 2631 10 the the DT 43963 2631 11 actual actual JJ 43963 2631 12 evidence evidence NN 43963 2631 13 which which WDT 43963 2631 14 has have VBZ 43963 2631 15 been be VBN 43963 2631 16 derived derive VBN 43963 2631 17 from from IN 43963 2631 18 a a DT 43963 2631 19 study study NN 43963 2631 20 of of IN 43963 2631 21 the the DT 43963 2631 22 rocks rock NNS 43963 2631 23 , , , 43963 2631 24 we -PRON- PRP 43963 2631 25 may may MD 43963 2631 26 briefly briefly RB 43963 2631 27 consider consider VB 43963 2631 28 the the DT 43963 2631 29 theoretical theoretical JJ 43963 2631 30 grounds ground NNS 43963 2631 31 upon upon IN 43963 2631 32 which which WDT 43963 2631 33 the the DT 43963 2631 34 substitution substitution NN 43963 2631 35 of of IN 43963 2631 36 an an DT 43963 2631 37 evolutionist evolutionist JJ 43963 2631 38 school school NN 43963 2631 39 of of IN 43963 2631 40 geology geology NN 43963 2631 41 for for IN 43963 2631 42 one one CD 43963 2631 43 of of IN 43963 2631 44 uniformity uniformity NN 43963 2631 45 has have VBZ 43963 2631 46 been be VBN 43963 2631 47 suggested[126 suggested[126 NN 43963 2631 48 ] ] -RRB- 43963 2631 49 . . . 43963 2632 1 The the DT 43963 2632 2 principal principal JJ 43963 2632 3 sources source NNS 43963 2632 4 of of IN 43963 2632 5 energy energy NN 43963 2632 6 which which WDT 43963 2632 7 have have VBP 43963 2632 8 exerted exert VBN 43963 2632 9 an an DT 43963 2632 10 influence influence NN 43963 2632 11 upon upon IN 43963 2632 12 geological geological JJ 43963 2632 13 changes change NNS 43963 2632 14 are be VBP 43963 2632 15 the the DT 43963 2632 16 heat heat NN 43963 2632 17 received receive VBN 43963 2632 18 from from IN 43963 2632 19 the the DT 43963 2632 20 sun sun NN 43963 2632 21 and and CC 43963 2632 22 that that IN 43963 2632 23 given give VBN 43963 2632 24 off off RP 43963 2632 25 from from IN 43963 2632 26 the the DT 43963 2632 27 earth earth NN 43963 2632 28 itself -PRON- PRP 43963 2632 29 , , , 43963 2632 30 both both DT 43963 2632 31 of of IN 43963 2632 32 which which WDT 43963 2632 33 must must MD 43963 2632 34 have have VB 43963 2632 35 diminished diminish VBN 43963 2632 36 in in IN 43963 2632 37 quantity quantity NN 43963 2632 38 throughout throughout IN 43963 2632 39 geological geological JJ 43963 2632 40 ages age NNS 43963 2632 41 . . . 43963 2633 1 To to IN 43963 2633 2 the the DT 43963 2633 3 former former JJ 43963 2633 4 source source NN 43963 2633 5 we -PRON- PRP 43963 2633 6 largely largely RB 43963 2633 7 owe owe VBP 43963 2633 8 climatic climatic JJ 43963 2633 9 changes change NNS 43963 2633 10 and and CC 43963 2633 11 the the DT 43963 2633 12 operations operation NNS 43963 2633 13 of of IN 43963 2633 14 denudation denudation NN 43963 2633 15 , , , 43963 2633 16 and and CC 43963 2633 17 accordingly accordingly RB 43963 2633 18 of of IN 43963 2633 19 deposition deposition NN 43963 2633 20 ; ; : 43963 2633 21 to to IN 43963 2633 22 the the DT 43963 2633 23 latter latter JJ 43963 2633 24 , , , 43963 2633 25 those those DT 43963 2633 26 of of IN 43963 2633 27 earth earth NN 43963 2633 28 - - HYPH 43963 2633 29 movement movement NN 43963 2633 30 and and CC 43963 2633 31 vulcanicity vulcanicity NN 43963 2633 32 . . . 43963 2634 1 It -PRON- PRP 43963 2634 2 by by IN 43963 2634 3 no no DT 43963 2634 4 means means NN 43963 2634 5 follows follow VBZ 43963 2634 6 that that IN 43963 2634 7 because because IN 43963 2634 8 the the DT 43963 2634 9 agents agent NNS 43963 2634 10 were be VBD 43963 2634 11 once once RB 43963 2634 12 potentially potentially RB 43963 2634 13 more more RBR 43963 2634 14 powerful powerful JJ 43963 2634 15 than than IN 43963 2634 16 now now RB 43963 2634 17 , , , 43963 2634 18 they -PRON- PRP 43963 2634 19 would would MD 43963 2634 20 necessarily necessarily RB 43963 2634 21 produce produce VB 43963 2634 22 greater great JJR 43963 2634 23 effects effect NNS 43963 2634 24 , , , 43963 2634 25 for for IN 43963 2634 26 that that DT 43963 2634 27 depends depend VBZ 43963 2634 28 to to IN 43963 2634 29 some some DT 43963 2634 30 extent extent NN 43963 2634 31 upon upon IN 43963 2634 32 the the DT 43963 2634 33 various various JJ 43963 2634 34 conditions condition NNS 43963 2634 35 which which WDT 43963 2634 36 prevailed prevail VBD 43963 2634 37 at at IN 43963 2634 38 different different JJ 43963 2634 39 times time NNS 43963 2634 40 . . . 43963 2635 1 To to TO 43963 2635 2 give give VB 43963 2635 3 an an DT 43963 2635 4 example:--if example:--if NN 43963 2635 5 there there EX 43963 2635 6 had have VBD 43963 2635 7 at at IN 43963 2635 8 any any DT 43963 2635 9 time time NN 43963 2635 10 been be VBN 43963 2635 11 a a DT 43963 2635 12 universal universal JJ 43963 2635 13 ocean ocean NN 43963 2635 14 of of IN 43963 2635 15 considerable considerable JJ 43963 2635 16 depth depth NN 43963 2635 17 , , , 43963 2635 18 however however RB 43963 2635 19 active active JJ 43963 2635 20 the the DT 43963 2635 21 agents agent NNS 43963 2635 22 of of IN 43963 2635 23 denudation denudation NN 43963 2635 24 were be VBD 43963 2635 25 then then RB 43963 2635 26 , , , 43963 2635 27 they -PRON- PRP 43963 2635 28 could could MD 43963 2635 29 produce produce VB 43963 2635 30 no no DT 43963 2635 31 effect effect NN 43963 2635 32 whatever whatever WDT 43963 2635 33 , , , 43963 2635 34 having have VBG 43963 2635 35 nothing nothing NN 43963 2635 36 to to TO 43963 2635 37 work work VB 43963 2635 38 upon upon IN 43963 2635 39 ; ; : 43963 2635 40 to to TO 43963 2635 41 take take VB 43963 2635 42 a a DT 43963 2635 43 less less RBR 43963 2635 44 extreme extreme JJ 43963 2635 45 case case NN 43963 2635 46 , , , 43963 2635 47 if if IN 43963 2635 48 our -PRON- PRP$ 43963 2635 49 continents continent NNS 43963 2635 50 at at IN 43963 2635 51 any any DT 43963 2635 52 past past JJ 43963 2635 53 time time NN 43963 2635 54 were be VBD 43963 2635 55 smaller small JJR 43963 2635 56 and and CC 43963 2635 57 less less RBR 43963 2635 58 elevated elevated JJ 43963 2635 59 than than IN 43963 2635 60 at at IN 43963 2635 61 present present JJ 43963 2635 62 , , , 43963 2635 63 agents agent NNS 43963 2635 64 of of IN 43963 2635 65 denudation denudation NN 43963 2635 66 working work VBG 43963 2635 67 with with IN 43963 2635 68 greater great JJR 43963 2635 69 intensity intensity NN 43963 2635 70 than than IN 43963 2635 71 that that DT 43963 2635 72 of of IN 43963 2635 73 the the DT 43963 2635 74 present present JJ 43963 2635 75 agents agent NNS 43963 2635 76 need need VBP 43963 2635 77 not not RB 43963 2635 78 necessarily necessarily RB 43963 2635 79 have have VBP 43963 2635 80 produced produce VBN 43963 2635 81 a a DT 43963 2635 82 greater great JJR 43963 2635 83 amount amount NN 43963 2635 84 of of IN 43963 2635 85 denudation denudation NN 43963 2635 86 than than IN 43963 2635 87 that that DT 43963 2635 88 which which WDT 43963 2635 89 is be VBZ 43963 2635 90 going go VBG 43963 2635 91 on on RP 43963 2635 92 at at IN 43963 2635 93 the the DT 43963 2635 94 present present JJ 43963 2635 95 day day NN 43963 2635 96 . . . 43963 2636 1 Again again RB 43963 2636 2 , , , 43963 2636 3 let let VB 43963 2636 4 us -PRON- PRP 43963 2636 5 consider consider VB 43963 2636 6 vulcanicity vulcanicity NN 43963 2636 7 : : : 43963 2636 8 " " `` 43963 2636 9 It -PRON- PRP 43963 2636 10 is be VBZ 43963 2636 11 as as RB 43963 2636 12 certain certain JJ 43963 2636 13 , , , 43963 2636 14 " " '' 43963 2636 15 says say VBZ 43963 2636 16 Lord Lord NNP 43963 2636 17 Kelvin Kelvin NNP 43963 2636 18 , , , 43963 2636 19 " " `` 43963 2636 20 that that IN 43963 2636 21 there there EX 43963 2636 22 is be VBZ 43963 2636 23 less less RBR 43963 2636 24 volcanic volcanic JJ 43963 2636 25 energy energy NN 43963 2636 26 in in IN 43963 2636 27 the the DT 43963 2636 28 whole whole JJ 43963 2636 29 earth earth NN 43963 2636 30 than than IN 43963 2636 31 there there EX 43963 2636 32 was be VBD 43963 2636 33 a a DT 43963 2636 34 thousand thousand CD 43963 2636 35 years year NNS 43963 2636 36 ago ago RB 43963 2636 37 , , , 43963 2636 38 as as IN 43963 2636 39 it -PRON- PRP 43963 2636 40 is be VBZ 43963 2636 41 that that IN 43963 2636 42 there there EX 43963 2636 43 is be VBZ 43963 2636 44 less less RBR 43963 2636 45 gunpowder gunpowder NN 43963 2636 46 in in IN 43963 2636 47 a a DT 43963 2636 48 ' ' `` 43963 2636 49 Monitor monitor NN 43963 2636 50 ' ' '' 43963 2636 51 after after IN 43963 2636 52 she -PRON- PRP 43963 2636 53 has have VBZ 43963 2636 54 been be VBN 43963 2636 55 seen see VBN 43963 2636 56 to to TO 43963 2636 57 discharge discharge VB 43963 2636 58 shot shot NN 43963 2636 59 and and CC 43963 2636 60 shell shell NN 43963 2636 61 , , , 43963 2636 62 whether whether IN 43963 2636 63 at at IN 43963 2636 64 a a DT 43963 2636 65 nearly nearly RB 43963 2636 66 equable equable JJ 43963 2636 67 rate rate NN 43963 2636 68 or or CC 43963 2636 69 not not RB 43963 2636 70 , , , 43963 2636 71 for for IN 43963 2636 72 five five CD 43963 2636 73 hours hour NNS 43963 2636 74 without without IN 43963 2636 75 receiving receive VBG 43963 2636 76 fresh fresh JJ 43963 2636 77 supplies supply NNS 43963 2636 78 than than IN 43963 2636 79 there there EX 43963 2636 80 was be VBD 43963 2636 81 at at IN 43963 2636 82 the the DT 43963 2636 83 beginning beginning NN 43963 2636 84 of of IN 43963 2636 85 the the DT 43963 2636 86 action action NN 43963 2636 87 . . . 43963 2636 88 " " '' 43963 2637 1 But but CC 43963 2637 2 it -PRON- PRP 43963 2637 3 does do VBZ 43963 2637 4 not not RB 43963 2637 5 follow follow VB 43963 2637 6 that that IN 43963 2637 7 the the DT 43963 2637 8 manifestations manifestation NNS 43963 2637 9 of of IN 43963 2637 10 volcanic volcanic JJ 43963 2637 11 activity activity NN 43963 2637 12 were be VBD 43963 2637 13 necessarily necessarily RB 43963 2637 14 more more RBR 43963 2637 15 violent violent JJ 43963 2637 16 in in IN 43963 2637 17 early early JJ 43963 2637 18 geological geological JJ 43963 2637 19 times time NNS 43963 2637 20 than than IN 43963 2637 21 now now RB 43963 2637 22 , , , 43963 2637 23 for for IN 43963 2637 24 the the DT 43963 2637 25 degree degree NN 43963 2637 26 of of IN 43963 2637 27 violence violence NN 43963 2637 28 would would MD 43963 2637 29 be be VB 43963 2637 30 affected affect VBN 43963 2637 31 by by IN 43963 2637 32 other other JJ 43963 2637 33 things thing NNS 43963 2637 34 than than IN 43963 2637 35 the the DT 43963 2637 36 volcanic volcanic JJ 43963 2637 37 energy energy NN 43963 2637 38 , , , 43963 2637 39 such such JJ 43963 2637 40 as as IN 43963 2637 41 the the DT 43963 2637 42 thickness thickness NN 43963 2637 43 of of IN 43963 2637 44 the the DT 43963 2637 45 earth earth NN 43963 2637 46 's 's POS 43963 2637 47 crust crust NN 43963 2637 48 . . . 43963 2638 1 [ [ -LRB- 43963 2638 2 Footnote Footnote NNP 43963 2638 3 126 126 CD 43963 2638 4 : : : 43963 2638 5 The the DT 43963 2638 6 student student NN 43963 2638 7 may may MD 43963 2638 8 consult consult VB 43963 2638 9 an an DT 43963 2638 10 interesting interesting JJ 43963 2638 11 article article NN 43963 2638 12 by by IN 43963 2638 13 Prof. Prof. NNP 43963 2638 14 Sollas Sollas NNP 43963 2638 15 bearing bear VBG 43963 2638 16 on on IN 43963 2638 17 this this DT 43963 2638 18 subject subject NN 43963 2638 19 . . . 43963 2639 1 See see VB 43963 2639 2 _ _ NNP 43963 2639 3 Geol Geol NNP 43963 2639 4 . . . 43963 2640 1 Mag mag JJ 43963 2640 2 . . . 43963 2640 3 _ _ NNP 43963 2640 4 Dec. December NNP 43963 2640 5 2 2 CD 43963 2640 6 , , , 43963 2640 7 vol vol NNP 43963 2640 8 . . . 43963 2641 1 IV IV NNP 43963 2641 2 . . . 43963 2642 1 p. p. NN 43963 2643 1 1 1 LS 43963 2643 2 . . . 43963 2643 3 ] ] -RRB- 43963 2644 1 And and CC 43963 2644 2 now now RB 43963 2644 3 , , , 43963 2644 4 let let VB 43963 2644 5 us -PRON- PRP 43963 2644 6 consider consider VB 43963 2644 7 briefly briefly RB 43963 2644 8 the the DT 43963 2644 9 characters character NNS 43963 2644 10 of of IN 43963 2644 11 the the DT 43963 2644 12 rocks rock NNS 43963 2644 13 of of IN 43963 2644 14 the the DT 43963 2644 15 crust crust NN 43963 2644 16 , , , 43963 2644 17 to to TO 43963 2644 18 see see VB 43963 2644 19 if if IN 43963 2644 20 they -PRON- PRP 43963 2644 21 throw throw VBP 43963 2644 22 any any DT 43963 2644 23 light light NN 43963 2644 24 upon upon IN 43963 2644 25 this this DT 43963 2644 26 question question NN 43963 2644 27 . . . 43963 2645 1 The the DT 43963 2645 2 earliest early JJS 43963 2645 3 sediments sediment NNS 43963 2645 4 of of IN 43963 2645 5 which which WDT 43963 2645 6 we -PRON- PRP 43963 2645 7 have have VBP 43963 2645 8 any any DT 43963 2645 9 certain certain JJ 43963 2645 10 knowledge knowledge NN 43963 2645 11 resemble resemble NN 43963 2645 12 in in IN 43963 2645 13 a a DT 43963 2645 14 striking striking JJ 43963 2645 15 manner manner NN 43963 2645 16 those those DT 43963 2645 17 formed form VBN 43963 2645 18 at at IN 43963 2645 19 the the DT 43963 2645 20 present present JJ 43963 2645 21 day day NN 43963 2645 22 , , , 43963 2645 23 and and CC 43963 2645 24 they -PRON- PRP 43963 2645 25 seem seem VBP 43963 2645 26 to to TO 43963 2645 27 have have VB 43963 2645 28 been be VBN 43963 2645 29 formed form VBN 43963 2645 30 under under IN 43963 2645 31 very very RB 43963 2645 32 much much RB 43963 2645 33 the the DT 43963 2645 34 same same JJ 43963 2645 35 conditions condition NNS 43963 2645 36 , , , 43963 2645 37 though though IN 43963 2645 38 further further JJ 43963 2645 39 work work NN 43963 2645 40 may may MD 43963 2645 41 show show VB 43963 2645 42 that that IN 43963 2645 43 there there EX 43963 2645 44 were be VBD 43963 2645 45 somewhat somewhat RB 43963 2645 46 different different JJ 43963 2645 47 conditions condition NNS 43963 2645 48 which which WDT 43963 2645 49 did do VBD 43963 2645 50 produce produce VB 43963 2645 51 definite definite JJ 43963 2645 52 differences difference NNS 43963 2645 53 in in IN 43963 2645 54 the the DT 43963 2645 55 characters character NNS 43963 2645 56 of of IN 43963 2645 57 the the DT 43963 2645 58 earlier early JJR 43963 2645 59 strata[127 strata[127 NN 43963 2645 60 ] ] -RRB- 43963 2645 61 . . . 43963 2646 1 Our -PRON- PRP$ 43963 2646 2 knowledge knowledge NN 43963 2646 3 of of IN 43963 2646 4 earth earth NN 43963 2646 5 - - HYPH 43963 2646 6 movement movement NN 43963 2646 7 and and CC 43963 2646 8 vulcanicity vulcanicity NN 43963 2646 9 which which WDT 43963 2646 10 took take VBD 43963 2646 11 place place NN 43963 2646 12 in in IN 43963 2646 13 past past JJ 43963 2646 14 times time NNS 43963 2646 15 is be VBZ 43963 2646 16 still still RB 43963 2646 17 too too RB 43963 2646 18 small small JJ 43963 2646 19 to to TO 43963 2646 20 enable enable VB 43963 2646 21 us -PRON- PRP 43963 2646 22 to to TO 43963 2646 23 draw draw VB 43963 2646 24 any any DT 43963 2646 25 certain certain JJ 43963 2646 26 conclusions conclusion NNS 43963 2646 27 connected connect VBN 43963 2646 28 with with IN 43963 2646 29 the the DT 43963 2646 30 subject subject NN 43963 2646 31 under under IN 43963 2646 32 discussion discussion NN 43963 2646 33 from from IN 43963 2646 34 it -PRON- PRP 43963 2646 35 . . . 43963 2647 1 Perhaps perhaps RB 43963 2647 2 the the DT 43963 2647 3 most most RBS 43963 2647 4 suggestive suggestive JJ 43963 2647 5 indication indication NN 43963 2647 6 of of IN 43963 2647 7 one one CD 43963 2647 8 set set NN 43963 2647 9 of of IN 43963 2647 10 conditions condition NNS 43963 2647 11 having have VBG 43963 2647 12 been be VBN 43963 2647 13 generally generally RB 43963 2647 14 similar similar JJ 43963 2647 15 in in IN 43963 2647 16 those those DT 43963 2647 17 early early JJ 43963 2647 18 periods period NNS 43963 2647 19 of of IN 43963 2647 20 which which WDT 43963 2647 21 we -PRON- PRP 43963 2647 22 have have VBP 43963 2647 23 definite definite JJ 43963 2647 24 records record NNS 43963 2647 25 amongst amongst IN 43963 2647 26 the the DT 43963 2647 27 rocks rock NNS 43963 2647 28 is be VBZ 43963 2647 29 furnished furnish VBN 43963 2647 30 by by IN 43963 2647 31 study study NN 43963 2647 32 of of IN 43963 2647 33 past past JJ 43963 2647 34 climate climate NN 43963 2647 35 . . . 43963 2648 1 If if IN 43963 2648 2 we -PRON- PRP 43963 2648 3 accept accept VBP 43963 2648 4 the the DT 43963 2648 5 nebular nebular JJ 43963 2648 6 hypothesis hypothesis NN 43963 2648 7 as as IN 43963 2648 8 a a DT 43963 2648 9 starting starting NN 43963 2648 10 point point NN 43963 2648 11 , , , 43963 2648 12 we -PRON- PRP 43963 2648 13 must must MD 43963 2648 14 admit admit VB 43963 2648 15 that that IN 43963 2648 16 in in IN 43963 2648 17 the the DT 43963 2648 18 early early JJ 43963 2648 19 stages stage NNS 43963 2648 20 of of IN 43963 2648 21 the the DT 43963 2648 22 earth earth NN 43963 2648 23 's 's POS 43963 2648 24 history history NN 43963 2648 25 the the DT 43963 2648 26 temperature temperature NN 43963 2648 27 of of IN 43963 2648 28 the the DT 43963 2648 29 surface surface NN 43963 2648 30 , , , 43963 2648 31 which which WDT 43963 2648 32 would would MD 43963 2648 33 then then RB 43963 2648 34 be be VB 43963 2648 35 largely largely RB 43963 2648 36 dependent dependent JJ 43963 2648 37 upon upon IN 43963 2648 38 the the DT 43963 2648 39 amount amount NN 43963 2648 40 of of IN 43963 2648 41 heat heat NN 43963 2648 42 given give VBN 43963 2648 43 out out RP 43963 2648 44 from from IN 43963 2648 45 the the DT 43963 2648 46 earth earth NN 43963 2648 47 itself -PRON- PRP 43963 2648 48 as as RB 43963 2648 49 well well RB 43963 2648 50 as as IN 43963 2648 51 upon upon IN 43963 2648 52 that that DT 43963 2648 53 received receive VBD 43963 2648 54 from from IN 43963 2648 55 the the DT 43963 2648 56 sun sun NN 43963 2648 57 , , , 43963 2648 58 must must MD 43963 2648 59 have have VB 43963 2648 60 been be VBN 43963 2648 61 much much RB 43963 2648 62 higher high JJR 43963 2648 63 than than IN 43963 2648 64 it -PRON- PRP 43963 2648 65 is be VBZ 43963 2648 66 at at IN 43963 2648 67 the the DT 43963 2648 68 present present JJ 43963 2648 69 day day NN 43963 2648 70 , , , 43963 2648 71 and and CC 43963 2648 72 indeed indeed RB 43963 2648 73 the the DT 43963 2648 74 mere mere JJ 43963 2648 75 diminution diminution NN 43963 2648 76 of of IN 43963 2648 77 the the DT 43963 2648 78 amount amount NN 43963 2648 79 of of IN 43963 2648 80 heat heat NN 43963 2648 81 received receive VBN 43963 2648 82 from from IN 43963 2648 83 the the DT 43963 2648 84 sun sun NN 43963 2648 85 would would MD 43963 2648 86 probably probably RB 43963 2648 87 be be VB 43963 2648 88 sufficient sufficient JJ 43963 2648 89 to to TO 43963 2648 90 account account VB 43963 2648 91 for for IN 43963 2648 92 a a DT 43963 2648 93 very very RB 43963 2648 94 marked marked JJ 43963 2648 95 lowering lowering NN 43963 2648 96 of of IN 43963 2648 97 the the DT 43963 2648 98 temperature temperature NN 43963 2648 99 . . . 43963 2649 1 Besides besides IN 43963 2649 2 this this DT 43963 2649 3 change change NN 43963 2649 4 of of IN 43963 2649 5 temperature temperature NN 43963 2649 6 , , , 43963 2649 7 resulting result VBG 43963 2649 8 in in IN 43963 2649 9 gradual gradual JJ 43963 2649 10 lowering lowering NN 43963 2649 11 of of IN 43963 2649 12 temperature temperature NN 43963 2649 13 over over IN 43963 2649 14 the the DT 43963 2649 15 whole whole JJ 43963 2649 16 earth earth NN 43963 2649 17 's 's POS 43963 2649 18 surface surface NN 43963 2649 19 , , , 43963 2649 20 we -PRON- PRP 43963 2649 21 have have VBP 43963 2649 22 other other JJ 43963 2649 23 changes change NNS 43963 2649 24 dependent dependent JJ 43963 2649 25 upon upon IN 43963 2649 26 different different JJ 43963 2649 27 conditions condition NNS 43963 2649 28 , , , 43963 2649 29 as as IN 43963 2649 30 proved prove VBN 43963 2649 31 by by IN 43963 2649 32 the the DT 43963 2649 33 fact fact NN 43963 2649 34 , , , 43963 2649 35 that that IN 43963 2649 36 there there EX 43963 2649 37 have have VBP 43963 2649 38 been be VBN 43963 2649 39 alternations alternation NNS 43963 2649 40 of of IN 43963 2649 41 glacial glacial JJ 43963 2649 42 and and CC 43963 2649 43 genial genial JJ 43963 2649 44 periods period NNS 43963 2649 45 . . . 43963 2650 1 If if IN 43963 2650 2 the the DT 43963 2650 3 general general JJ 43963 2650 4 temperature temperature NN 43963 2650 5 had have VBD 43963 2650 6 been be VBN 43963 2650 7 very very RB 43963 2650 8 high high JJ 43963 2650 9 in in IN 43963 2650 10 the the DT 43963 2650 11 early early JJ 43963 2650 12 periods period NNS 43963 2650 13 of of IN 43963 2650 14 which which WDT 43963 2650 15 we -PRON- PRP 43963 2650 16 have have VBP 43963 2650 17 actual actual JJ 43963 2650 18 records record NNS 43963 2650 19 , , , 43963 2650 20 the the DT 43963 2650 21 oscillations oscillation NNS 43963 2650 22 would would MD 43963 2650 23 not not RB 43963 2650 24 be be VB 43963 2650 25 sufficient sufficient JJ 43963 2650 26 to to TO 43963 2650 27 produce produce VB 43963 2650 28 a a DT 43963 2650 29 lowering lowering NN 43963 2650 30 of of IN 43963 2650 31 temperature temperature NN 43963 2650 32 sufficient sufficient JJ 43963 2650 33 to to TO 43963 2650 34 cause cause VB 43963 2650 35 glacial glacial JJ 43963 2650 36 periods period NNS 43963 2650 37 , , , 43963 2650 38 whereas whereas IN 43963 2650 39 if if IN 43963 2650 40 it -PRON- PRP 43963 2650 41 had have VBD 43963 2650 42 not not RB 43963 2650 43 been be VBN 43963 2650 44 appreciably appreciably RB 43963 2650 45 higher high JJR 43963 2650 46 than than IN 43963 2650 47 now now RB 43963 2650 48 , , , 43963 2650 49 glacial glacial JJ 43963 2650 50 periods period NNS 43963 2650 51 might may MD 43963 2650 52 be be VB 43963 2650 53 produced produce VBN 43963 2650 54 . . . 43963 2651 1 This this DT 43963 2651 2 may may MD 43963 2651 3 be be VB 43963 2651 4 represented represent VBN 43963 2651 5 diagrammatically diagrammatically RB 43963 2651 6 . . . 43963 2652 1 [ [ -LRB- 43963 2652 2 Footnote Footnote NNP 43963 2652 3 127 127 CD 43963 2652 4 : : : 43963 2652 5 On on IN 43963 2652 6 this this DT 43963 2652 7 matter matter NN 43963 2652 8 see see VB 43963 2652 9 Teall Teall NNP 43963 2652 10 , , , 43963 2652 11 J. J. NNP 43963 2652 12 J. J. NNP 43963 2652 13 H. H. NNP 43963 2652 14 , , , 43963 2652 15 ' ' '' 43963 2652 16 Presidential Presidential NNP 43963 2652 17 Address Address NNP 43963 2652 18 to to IN 43963 2652 19 Section section NN 43963 2652 20 C C NNP 43963 2652 21 , , , 43963 2652 22 ' ' '' 43963 2652 23 _ _ NNP 43963 2652 24 Report Report NNP 43963 2652 25 of of IN 43963 2652 26 the the DT 43963 2652 27 British British NNP 43963 2652 28 Association Association NNP 43963 2652 29 _ _ NNP 43963 2652 30 , , , 43963 2652 31 1893 1893 CD 43963 2652 32 . . . 43963 2652 33 ] ] -RRB- 43963 2653 1 Let let VB 43963 2653 2 _ _ NNP 43963 2653 3 a a DT 43963 2653 4 _ _ NNP 43963 2653 5 represent represent VB 43963 2653 6 the the DT 43963 2653 7 temperature temperature NN 43963 2653 8 at at IN 43963 2653 9 the the DT 43963 2653 10 commencement commencement NN 43963 2653 11 of of IN 43963 2653 12 earth earth NN 43963 2653 13 - - HYPH 43963 2653 14 history history NN 43963 2653 15 and and CC 43963 2653 16 _ _ NNP 43963 2653 17 b b NNP 43963 2653 18 _ _ NNP 43963 2653 19 that that IN 43963 2653 20 necessary necessary JJ 43963 2653 21 for for IN 43963 2653 22 glaciation glaciation NN 43963 2653 23 , , , 43963 2653 24 and and CC 43963 2653 25 _ _ NNP 43963 2653 26 bc bc NNP 43963 2653 27 _ _ NNP 43963 2653 28 the the DT 43963 2653 29 lapse lapse NN 43963 2653 30 of of IN 43963 2653 31 time time NN 43963 2653 32 between between IN 43963 2653 33 then then RB 43963 2653 34 and and CC 43963 2653 35 now now RB 43963 2653 36 . . . 43963 2654 1 The the DT 43963 2654 2 curved curved JJ 43963 2654 3 line line NN 43963 2654 4 indicates indicate VBZ 43963 2654 5 the the DT 43963 2654 6 gradual gradual JJ 43963 2654 7 fall fall NN 43963 2654 8 in in IN 43963 2654 9 temperature temperature NN 43963 2654 10 due due IN 43963 2654 11 to to IN 43963 2654 12 diminution diminution NN 43963 2654 13 of of IN 43963 2654 14 the the DT 43963 2654 15 amount amount NN 43963 2654 16 of of IN 43963 2654 17 heat heat NN 43963 2654 18 , , , 43963 2654 19 while while IN 43963 2654 20 the the DT 43963 2654 21 zigzag zigzag NNP 43963 2654 22 line line NN 43963 2654 23 represents represent VBZ 43963 2654 24 the the DT 43963 2654 25 oscillations oscillation NNS 43963 2654 26 due due JJ 43963 2654 27 to to IN 43963 2654 28 secular secular JJ 43963 2654 29 climatic climatic JJ 43963 2654 30 changes change NNS 43963 2654 31 . . . 43963 2655 1 If if IN 43963 2655 2 the the DT 43963 2655 3 Cambrian cambrian JJ 43963 2655 4 period period NN 43963 2655 5 x x NNS 43963 2655 6 occurred occur VBD 43963 2655 7 comparatively comparatively RB 43963 2655 8 soon soon RB 43963 2655 9 after after IN 43963 2655 10 the the DT 43963 2655 11 commencement commencement NN 43963 2655 12 of of IN 43963 2655 13 earth earth NN 43963 2655 14 - - HYPH 43963 2655 15 history history NN 43963 2655 16 as as IN 43963 2655 17 shown show VBN 43963 2655 18 in in IN 43963 2655 19 fig fig NN 43963 2655 20 . . . 43963 2656 1 _ _ NNP 43963 2656 2 A A NNP 43963 2656 3 _ _ NNP 43963 2656 4 , , , 43963 2656 5 no no DT 43963 2656 6 glaciation glaciation NN 43963 2656 7 could could MD 43963 2656 8 be be VB 43963 2656 9 produced produce VBN 43963 2656 10 , , , 43963 2656 11 even even RB 43963 2656 12 during during IN 43963 2656 13 periods period NNS 43963 2656 14 when when WRB 43963 2656 15 secular secular JJ 43963 2656 16 changes change NNS 43963 2656 17 caused cause VBD 43963 2656 18 colder cold JJR 43963 2656 19 conditions condition NNS 43963 2656 20 than than IN 43963 2656 21 the the DT 43963 2656 22 mean mean NN 43963 2656 23 , , , 43963 2656 24 whereas whereas IN 43963 2656 25 if if IN 43963 2656 26 the the DT 43963 2656 27 Cambrian cambrian JJ 43963 2656 28 period period NN 43963 2656 29 occurred occur VBD 43963 2656 30 at at IN 43963 2656 31 a a DT 43963 2656 32 time time NN 43963 2656 33 very very RB 43963 2656 34 remote remote JJ 43963 2656 35 from from IN 43963 2656 36 the the DT 43963 2656 37 commencement commencement NN 43963 2656 38 of of IN 43963 2656 39 earth earth NN 43963 2656 40 - - HYPH 43963 2656 41 history history NN 43963 2656 42 as as IN 43963 2656 43 shown show VBN 43963 2656 44 in in IN 43963 2656 45 _ _ NNP 43963 2656 46 B B NNP 43963 2656 47 _ _ NNP 43963 2656 48 , , , 43963 2656 49 glacial glacial JJ 43963 2656 50 conditions condition NNS 43963 2656 51 could could MD 43963 2656 52 be be VB 43963 2656 53 produced produce VBN 43963 2656 54 then then RB 43963 2656 55 as as IN 43963 2656 56 now now RB 43963 2656 57 , , , 43963 2656 58 for for IN 43963 2656 59 the the DT 43963 2656 60 mean mean JJ 43963 2656 61 temperature temperature NN 43963 2656 62 , , , 43963 2656 63 as as IN 43963 2656 64 shown show VBN 43963 2656 65 by by IN 43963 2656 66 the the DT 43963 2656 67 distance distance NN 43963 2656 68 of of IN 43963 2656 69 the the DT 43963 2656 70 curve curve NN 43963 2656 71 from from IN 43963 2656 72 the the DT 43963 2656 73 line line NN 43963 2656 74 _ _ NNP 43963 2656 75 bc bc NNP 43963 2656 76 _ _ NNP 43963 2656 77 , , , 43963 2656 78 would would MD 43963 2656 79 be be VB 43963 2656 80 practically practically RB 43963 2656 81 as as IN 43963 2656 82 it -PRON- PRP 43963 2656 83 now now RB 43963 2656 84 is be VBZ 43963 2656 85 . . . 43963 2657 1 The the DT 43963 2657 2 studies study NNS 43963 2657 3 of of IN 43963 2657 4 the the DT 43963 2657 5 last last JJ 43963 2657 6 few few JJ 43963 2657 7 decades decade NNS 43963 2657 8 have have VBP 43963 2657 9 brought bring VBN 43963 2657 10 into into IN 43963 2657 11 prominence prominence NN 43963 2657 12 the the DT 43963 2657 13 occurrence occurrence NN 43963 2657 14 of of IN 43963 2657 15 glacial glacial JJ 43963 2657 16 periods period NNS 43963 2657 17 in in IN 43963 2657 18 remote remote JJ 43963 2657 19 times time NNS 43963 2657 20 , , , 43963 2657 21 probably probably RB 43963 2657 22 in in IN 43963 2657 23 early early JJ 43963 2657 24 Palæozoic palæozoic JJ 43963 2657 25 times time NNS 43963 2657 26 ; ; : 43963 2657 27 and and CC 43963 2657 28 as as RB 43963 2657 29 far far RB 43963 2657 30 as as IN 43963 2657 31 the the DT 43963 2657 32 mean mean JJ 43963 2657 33 temperature temperature NN 43963 2657 34 of of IN 43963 2657 35 the the DT 43963 2657 36 earth earth NN 43963 2657 37 's 's POS 43963 2657 38 surface surface NN 43963 2657 39 is be VBZ 43963 2657 40 concerned concern VBN 43963 2657 41 , , , 43963 2657 42 it -PRON- PRP 43963 2657 43 would would MD 43963 2657 44 appear appear VB 43963 2657 45 , , , 43963 2657 46 from from IN 43963 2657 47 the the DT 43963 2657 48 knowledge knowledge NN 43963 2657 49 in in IN 43963 2657 50 our -PRON- PRP$ 43963 2657 51 possession possession NN 43963 2657 52 , , , 43963 2657 53 that that IN 43963 2657 54 matters matter NNS 43963 2657 55 were be VBD 43963 2657 56 not not RB 43963 2657 57 very very RB 43963 2657 58 different different JJ 43963 2657 59 in in IN 43963 2657 60 those those DT 43963 2657 61 early early JJ 43963 2657 62 times time NNS 43963 2657 63 from from IN 43963 2657 64 what what WP 43963 2657 65 they -PRON- PRP 43963 2657 66 now now RB 43963 2657 67 are be VBP 43963 2657 68 . . . 43963 2658 1 [ [ -LRB- 43963 2658 2 Illustration illustration NN 43963 2658 3 : : : 43963 2658 4 Fig Fig NNP 43963 2658 5 . . . 43963 2659 1 25 25 CD 43963 2659 2 . . . 43963 2659 3 ] ] -RRB- 43963 2660 1 Some some DT 43963 2660 2 further further JJ 43963 2660 3 remarks remark NNS 43963 2660 4 will will MD 43963 2660 5 be be VB 43963 2660 6 made make VBN 43963 2660 7 in in IN 43963 2660 8 subsequent subsequent JJ 43963 2660 9 paragraphs paragraph NNS 43963 2660 10 concerning concern VBG 43963 2660 11 the the DT 43963 2660 12 period period NN 43963 2660 13 of of IN 43963 2660 14 the the DT 43963 2660 15 earth earth NN 43963 2660 16 's 's POS 43963 2660 17 history history NN 43963 2660 18 at at IN 43963 2660 19 which which WDT 43963 2660 20 the the DT 43963 2660 21 geologist geologist NN 43963 2660 22 is be VBZ 43963 2660 23 first first RB 43963 2660 24 furnished furnish VBN 43963 2660 25 with with IN 43963 2660 26 definite definite JJ 43963 2660 27 records record NNS 43963 2660 28 , , , 43963 2660 29 but but CC 43963 2660 30 in in IN 43963 2660 31 the the DT 43963 2660 32 meantime meantime NN 43963 2660 33 it -PRON- PRP 43963 2660 34 may may MD 43963 2660 35 be be VB 43963 2660 36 observed observe VBN 43963 2660 37 that that IN 43963 2660 38 the the DT 43963 2660 39 geologist geologist NN 43963 2660 40 will will MD 43963 2660 41 do do VB 43963 2660 42 well well RB 43963 2660 43 , , , 43963 2660 44 when when WRB 43963 2660 45 working work VBG 43963 2660 46 amongst amongst IN 43963 2660 47 the the DT 43963 2660 48 strata strata NN 43963 2660 49 , , , 43963 2660 50 to to TO 43963 2660 51 consider consider VB 43963 2660 52 that that IN 43963 2660 53 the the DT 43963 2660 54 more more RBR 43963 2660 55 active active JJ 43963 2660 56 operation operation NN 43963 2660 57 of of IN 43963 2660 58 agents agent NNS 43963 2660 59 , , , 43963 2660 60 even even RB 43963 2660 61 in in IN 43963 2660 62 times time NNS 43963 2660 63 of of IN 43963 2660 64 which which WDT 43963 2660 65 he -PRON- PRP 43963 2660 66 has have VBZ 43963 2660 67 definite definite JJ 43963 2660 68 knowledge knowledge NN 43963 2660 69 , , , 43963 2660 70 may may MD 43963 2660 71 have have VB 43963 2660 72 produced produce VBN 43963 2660 73 effects effect NNS 43963 2660 74 which which WDT 43963 2660 75 he -PRON- PRP 43963 2660 76 should should MD 43963 2660 77 be be VB 43963 2660 78 prepared prepared JJ 43963 2660 79 to to TO 43963 2660 80 discover discover VB 43963 2660 81 , , , 43963 2660 82 as as IN 43963 2660 83 their -PRON- PRP$ 43963 2660 84 discovery discovery NN 43963 2660 85 would would MD 43963 2660 86 be be VB 43963 2660 87 of of IN 43963 2660 88 considerable considerable JJ 43963 2660 89 importance importance NN 43963 2660 90 , , , 43963 2660 91 and and CC 43963 2660 92 that that IN 43963 2660 93 he -PRON- PRP 43963 2660 94 should should MD 43963 2660 95 not not RB 43963 2660 96 be be VB 43963 2660 97 content content JJ 43963 2660 98 to to TO 43963 2660 99 infer infer VB 43963 2660 100 that that DT 43963 2660 101 because because IN 43963 2660 102 it -PRON- PRP 43963 2660 103 has have VBZ 43963 2660 104 been be VBN 43963 2660 105 proved prove VBN 43963 2660 106 that that IN 43963 2660 107 agents agent NNS 43963 2660 108 operating operate VBG 43963 2660 109 with with IN 43963 2660 110 the the DT 43963 2660 111 same same JJ 43963 2660 112 intensity intensity NN 43963 2660 113 as as IN 43963 2660 114 that that DT 43963 2660 115 which which WDT 43963 2660 116 they -PRON- PRP 43963 2660 117 have have VBP 43963 2660 118 at at IN 43963 2660 119 present present NN 43963 2660 120 , , , 43963 2660 121 _ _ NNP 43963 2660 122 may may MD 43963 2660 123 _ _ NNP 43963 2660 124 have have VBP 43963 2660 125 produced produce VBN 43963 2660 126 all all PDT 43963 2660 127 the the DT 43963 2660 128 effects effect NNS 43963 2660 129 which which WDT 43963 2660 130 he -PRON- PRP 43963 2660 131 can can MD 43963 2660 132 actually actually RB 43963 2660 133 observe observe VB 43963 2660 134 , , , 43963 2660 135 they -PRON- PRP 43963 2660 136 therefore therefore RB 43963 2660 137 necessarily necessarily RB 43963 2660 138 _ _ NNP 43963 2660 139 did do VBD 43963 2660 140 _ _ NNP 43963 2660 141 produce produce VB 43963 2660 142 them -PRON- PRP 43963 2660 143 . . . 43963 2661 1 _ _ NNP 43963 2661 2 Recurrences Recurrences NNPS 43963 2661 3 . . . 43963 2661 4 _ _ NNP 43963 2661 5 Absolute absolute JJ 43963 2661 6 uniformity uniformity NN 43963 2661 7 of of IN 43963 2661 8 conditions condition NNS 43963 2661 9 is be VBZ 43963 2661 10 impossible impossible JJ 43963 2661 11 , , , 43963 2661 12 even even RB 43963 2661 13 in in IN 43963 2661 14 a a DT 43963 2661 15 single single JJ 43963 2661 16 area area NN 43963 2661 17 . . . 43963 2662 1 Every every DT 43963 2662 2 change change NN 43963 2662 3 which which WDT 43963 2662 4 takes take VBZ 43963 2662 5 place place NN 43963 2662 6 upon upon IN 43963 2662 7 the the DT 43963 2662 8 earth earth NN 43963 2662 9 produces produce VBZ 43963 2662 10 conditions condition NNS 43963 2662 11 somewhat somewhat RB 43963 2662 12 dissimilar dissimilar JJ 43963 2662 13 from from IN 43963 2662 14 those those DT 43963 2662 15 which which WDT 43963 2662 16 previously previously RB 43963 2662 17 existed exist VBD 43963 2662 18 , , , 43963 2662 19 and and CC 43963 2662 20 these these DT 43963 2662 21 will will MD 43963 2662 22 leave leave VB 43963 2662 23 their -PRON- PRP$ 43963 2662 24 effects effect NNS 43963 2662 25 upon upon IN 43963 2662 26 the the DT 43963 2662 27 physiography physiography NN 43963 2662 28 of of IN 43963 2662 29 the the DT 43963 2662 30 area area NN 43963 2662 31 . . . 43963 2663 1 For for IN 43963 2663 2 this this DT 43963 2663 3 reason reason NN 43963 2663 4 , , , 43963 2663 5 assuming assume VBG 43963 2663 6 that that IN 43963 2663 7 the the DT 43963 2663 8 conditions condition NNS 43963 2663 9 have have VBP 43963 2663 10 gradually gradually RB 43963 2663 11 changed change VBN 43963 2663 12 from from IN 43963 2663 13 simpler simple JJR 43963 2663 14 to to IN 43963 2663 15 more more RBR 43963 2663 16 complex complex JJ 43963 2663 17 , , , 43963 2663 18 every every DT 43963 2663 19 period period NN 43963 2663 20 of of IN 43963 2663 21 time time NN 43963 2663 22 will will MD 43963 2663 23 have have VB 43963 2663 24 been be VBN 43963 2663 25 marked mark VBN 43963 2663 26 by by IN 43963 2663 27 conditions condition NNS 43963 2663 28 which which WDT 43963 2663 29 never never RB 43963 2663 30 prevailed prevail VBD 43963 2663 31 before before RB 43963 2663 32 or or CC 43963 2663 33 afterwards afterwards RB 43963 2663 34 , , , 43963 2663 35 and and CC 43963 2663 36 these these DT 43963 2663 37 will will MD 43963 2663 38 leave leave VB 43963 2663 39 their -PRON- PRP$ 43963 2663 40 impress impress NN 43963 2663 41 upon upon IN 43963 2663 42 the the DT 43963 2663 43 deposits deposit NNS 43963 2663 44 of of IN 43963 2663 45 the the DT 43963 2663 46 period period NN 43963 2663 47 . . . 43963 2664 1 It -PRON- PRP 43963 2664 2 is be VBZ 43963 2664 3 doubtful doubtful JJ 43963 2664 4 for for IN 43963 2664 5 instance instance NN 43963 2664 6 , , , 43963 2664 7 as as IN 43963 2664 8 already already RB 43963 2664 9 remarked remark VBN 43963 2664 10 , , , 43963 2664 11 whether whether IN 43963 2664 12 the the DT 43963 2664 13 exact exact JJ 43963 2664 14 conditions condition NNS 43963 2664 15 which which WDT 43963 2664 16 gave give VBD 43963 2664 17 rise rise NN 43963 2664 18 to to IN 43963 2664 19 the the DT 43963 2664 20 extensive extensive JJ 43963 2664 21 deposits deposit NNS 43963 2664 22 of of IN 43963 2664 23 vegetable vegetable JJ 43963 2664 24 matter matter NN 43963 2664 25 in in IN 43963 2664 26 Carboniferous carboniferous JJ 43963 2664 27 times time NNS 43963 2664 28 which which WDT 43963 2664 29 now now RB 43963 2664 30 form form VBP 43963 2664 31 coal coal NN 43963 2664 32 , , , 43963 2664 33 ever ever RB 43963 2664 34 occurred occur VBD 43963 2664 35 to to IN 43963 2664 36 a a DT 43963 2664 37 like like JJ 43963 2664 38 extent extent NN 43963 2664 39 in in IN 43963 2664 40 previous previous JJ 43963 2664 41 or or CC 43963 2664 42 subsequent subsequent JJ 43963 2664 43 periods period NNS 43963 2664 44 , , , 43963 2664 45 and and CC 43963 2664 46 accordingly accordingly RB 43963 2664 47 , , , 43963 2664 48 though though IN 43963 2664 49 we -PRON- PRP 43963 2664 50 have have VBP 43963 2664 51 deposits deposit NNS 43963 2664 52 of of IN 43963 2664 53 coal coal NN 43963 2664 54 of of IN 43963 2664 55 other other JJ 43963 2664 56 ages age NNS 43963 2664 57 , , , 43963 2664 58 none none NN 43963 2664 59 are be VBP 43963 2664 60 so so RB 43963 2664 61 extensive extensive JJ 43963 2664 62 as as IN 43963 2664 63 those those DT 43963 2664 64 of of IN 43963 2664 65 the the DT 43963 2664 66 Coal Coal NNP 43963 2664 67 Measures Measures NNPS 43963 2664 68 . . . 43963 2665 1 Again again RB 43963 2665 2 , , , 43963 2665 3 as as IN 43963 2665 4 the the DT 43963 2665 5 strata strata NN 43963 2665 6 of of IN 43963 2665 7 one one CD 43963 2665 8 period period NN 43963 2665 9 are be VBP 43963 2665 10 largely largely RB 43963 2665 11 composed compose VBN 43963 2665 12 of of IN 43963 2665 13 denuded denude VBN 43963 2665 14 particles particle NNS 43963 2665 15 of of IN 43963 2665 16 pre pre JJ 43963 2665 17 - - JJ 43963 2665 18 existing existing JJ 43963 2665 19 strata strata NN 43963 2665 20 , , , 43963 2665 21 which which WDT 43963 2665 22 were be VBD 43963 2665 23 derived derive VBN 43963 2665 24 directly directly RB 43963 2665 25 or or CC 43963 2665 26 indirectly indirectly RB 43963 2665 27 from from IN 43963 2665 28 igneous igneous JJ 43963 2665 29 rock rock NN 43963 2665 30 , , , 43963 2665 31 the the DT 43963 2665 32 soluble soluble JJ 43963 2665 33 material material NN 43963 2665 34 existing exist VBG 43963 2665 35 in in IN 43963 2665 36 the the DT 43963 2665 37 igneous igneous JJ 43963 2665 38 rocks rock NNS 43963 2665 39 must must MD 43963 2665 40 have have VB 43963 2665 41 been be VBN 43963 2665 42 gradually gradually RB 43963 2665 43 eliminated eliminate VBN 43963 2665 44 unless unless IN 43963 2665 45 restored restore VBN 43963 2665 46 by by IN 43963 2665 47 other other JJ 43963 2665 48 processes process NNS 43963 2665 49 , , , 43963 2665 50 and and CC 43963 2665 51 we -PRON- PRP 43963 2665 52 might may MD 43963 2665 53 expect expect VB 43963 2665 54 to to TO 43963 2665 55 find find VB 43963 2665 56 that that IN 43963 2665 57 early early JJ 43963 2665 58 sediments sediment NNS 43963 2665 59 have have VBP 43963 2665 60 , , , 43963 2665 61 on on IN 43963 2665 62 the the DT 43963 2665 63 whole whole NN 43963 2665 64 , , , 43963 2665 65 a a DT 43963 2665 66 larger large JJR 43963 2665 67 proportion proportion NN 43963 2665 68 of of IN 43963 2665 69 soluble soluble JJ 43963 2665 70 silicates silicate NNS 43963 2665 71 than than IN 43963 2665 72 the the DT 43963 2665 73 later later JJ 43963 2665 74 ones one NNS 43963 2665 75 . . . 43963 2666 1 Besides besides IN 43963 2666 2 these these DT 43963 2666 3 changes change NNS 43963 2666 4 , , , 43963 2666 5 there there EX 43963 2666 6 are be VBP 43963 2666 7 physical physical JJ 43963 2666 8 changes change NNS 43963 2666 9 which which WDT 43963 2666 10 are be VBP 43963 2666 11 recurrent recurrent JJ 43963 2666 12 , , , 43963 2666 13 and and CC 43963 2666 14 cause cause VB 43963 2666 15 conditions condition NNS 43963 2666 16 generally generally RB 43963 2666 17 similar similar JJ 43963 2666 18 to to IN 43963 2666 19 pre pre VB 43963 2666 20 - - JJ 43963 2666 21 existing existing JJ 43963 2666 22 ones one NNS 43963 2666 23 to to TO 43963 2666 24 occur occur VB 43963 2666 25 in in IN 43963 2666 26 an an DT 43963 2666 27 area area NN 43963 2666 28 after after IN 43963 2666 29 an an DT 43963 2666 30 interval interval NN 43963 2666 31 of of IN 43963 2666 32 dissimilar dissimilar JJ 43963 2666 33 ones one NNS 43963 2666 34 . . . 43963 2667 1 We -PRON- PRP 43963 2667 2 have have VBP 43963 2667 3 seen see VBN 43963 2667 4 that that IN 43963 2667 5 deposits deposit NNS 43963 2667 6 tend tend VBP 43963 2667 7 to to TO 43963 2667 8 vary vary VB 43963 2667 9 according accord VBG 43963 2667 10 to to IN 43963 2667 11 the the DT 43963 2667 12 distance distance NN 43963 2667 13 from from IN 43963 2667 14 the the DT 43963 2667 15 coast coast NN 43963 2667 16 , , , 43963 2667 17 limestone limestone NN 43963 2667 18 being be VBG 43963 2667 19 succeeded succeed VBN 43963 2667 20 by by IN 43963 2667 21 mud mud NN 43963 2667 22 , , , 43963 2667 23 this this DT 43963 2667 24 by by IN 43963 2667 25 sand sand NN 43963 2667 26 and and CC 43963 2667 27 gravel gravel NN 43963 2667 28 , , , 43963 2667 29 and and CC 43963 2667 30 after after IN 43963 2667 31 subsidence subsidence NN 43963 2667 32 the the DT 43963 2667 33 sand sand NN 43963 2667 34 and and CC 43963 2667 35 gravel gravel NN 43963 2667 36 are be VBP 43963 2667 37 succeeded succeed VBN 43963 2667 38 by by IN 43963 2667 39 mud mud NN 43963 2667 40 , , , 43963 2667 41 and and CC 43963 2667 42 that that IN 43963 2667 43 by by IN 43963 2667 44 limestone limestone NN 43963 2667 45 . . . 43963 2668 1 These these DT 43963 2668 2 changes change NNS 43963 2668 3 will will MD 43963 2668 4 produce produce VB 43963 2668 5 some some DT 43963 2668 6 effect effect NN 43963 2668 7 upon upon IN 43963 2668 8 the the DT 43963 2668 9 organisms organism NNS 43963 2668 10 , , , 43963 2668 11 and and CC 43963 2668 12 the the DT 43963 2668 13 recurrence recurrence NN 43963 2668 14 of of IN 43963 2668 15 organisms organism NNS 43963 2668 16 is be VBZ 43963 2668 17 a a DT 43963 2668 18 well well RB 43963 2668 19 - - HYPH 43963 2668 20 known know VBN 43963 2668 21 event event NN 43963 2668 22 , , , 43963 2668 23 of of IN 43963 2668 24 which which WDT 43963 2668 25 cases case NNS 43963 2668 26 have have VBP 43963 2668 27 been be VBN 43963 2668 28 cited cite VBN 43963 2668 29 in in IN 43963 2668 30 a a DT 43963 2668 31 former former JJ 43963 2668 32 chapter chapter NN 43963 2668 33 . . . 43963 2669 1 Again again RB 43963 2669 2 we -PRON- PRP 43963 2669 3 find find VBP 43963 2669 4 , , , 43963 2669 5 as as IN 43963 2669 6 already already RB 43963 2669 7 pointed point VBD 43963 2669 8 out out RP 43963 2669 9 , , , 43963 2669 10 recurrence recurrence NN 43963 2669 11 of of IN 43963 2669 12 climatic climatic JJ 43963 2669 13 changes change NNS 43963 2669 14 , , , 43963 2669 15 with with IN 43963 2669 16 alternation alternation NN 43963 2669 17 of of IN 43963 2669 18 glacial glacial JJ 43963 2669 19 and and CC 43963 2669 20 warmer warm JJR 43963 2669 21 periods period NNS 43963 2669 22 , , , 43963 2669 23 and and CC 43963 2669 24 these these DT 43963 2669 25 may may MD 43963 2669 26 have have VB 43963 2669 27 been be VBN 43963 2669 28 very very RB 43963 2669 29 widespread widespread JJ 43963 2669 30 , , , 43963 2669 31 and and CC 43963 2669 32 would would MD 43963 2669 33 influence influence VB 43963 2669 34 the the DT 43963 2669 35 other other JJ 43963 2669 36 physical physical JJ 43963 2669 37 conditions condition NNS 43963 2669 38 , , , 43963 2669 39 as as RB 43963 2669 40 well well RB 43963 2669 41 as as IN 43963 2669 42 the the DT 43963 2669 43 distribution distribution NN 43963 2669 44 of of IN 43963 2669 45 the the DT 43963 2669 46 organisms organism NNS 43963 2669 47 . . . 43963 2670 1 Vulcanicity vulcanicity NN 43963 2670 2 may may MD 43963 2670 3 have have VB 43963 2670 4 been be VBN 43963 2670 5 more more RBR 43963 2670 6 rife rife NN 43963 2670 7 at at IN 43963 2670 8 some some DT 43963 2670 9 periods period NNS 43963 2670 10 than than IN 43963 2670 11 others other NNS 43963 2670 12 , , , 43963 2670 13 for for IN 43963 2670 14 instance instance NN 43963 2670 15 there there EX 43963 2670 16 seems seem VBZ 43963 2670 17 , , , 43963 2670 18 in in IN 43963 2670 19 the the DT 43963 2670 20 present present JJ 43963 2670 21 imperfect imperfect JJ 43963 2670 22 state state NN 43963 2670 23 of of IN 43963 2670 24 our -PRON- PRP$ 43963 2670 25 knowledge knowledge NN 43963 2670 26 , , , 43963 2670 27 evidence evidence NN 43963 2670 28 of of IN 43963 2670 29 enfeebled enfeebled JJ 43963 2670 30 vulcanicity vulcanicity NN 43963 2670 31 in in IN 43963 2670 32 later later RBR 43963 2670 33 Mesozoic Mesozoic NNP 43963 2670 34 times time NNS 43963 2670 35 , , , 43963 2670 36 and and CC 43963 2670 37 of of IN 43963 2670 38 its -PRON- PRP$ 43963 2670 39 renewed renewed JJ 43963 2670 40 activity activity NN 43963 2670 41 in in IN 43963 2670 42 Tertiary Tertiary NNP 43963 2670 43 times time NNS 43963 2670 44 . . . 43963 2671 1 Again again RB 43963 2671 2 , , , 43963 2671 3 orogenic orogenic JJ 43963 2671 4 movements movement NNS 43963 2671 5 seem seem VBP 43963 2671 6 to to TO 43963 2671 7 have have VB 43963 2671 8 occurred occur VBN 43963 2671 9 more more RBR 43963 2671 10 extensively extensively RB 43963 2671 11 at at IN 43963 2671 12 some some DT 43963 2671 13 times time NNS 43963 2671 14 than than IN 43963 2671 15 others other NNS 43963 2671 16 , , , 43963 2671 17 as as IN 43963 2671 18 for for IN 43963 2671 19 instance instance NN 43963 2671 20 in in IN 43963 2671 21 early early JJ 43963 2671 22 upper upper JJ 43963 2671 23 Palæozoic Palæozoic NNP 43963 2671 24 times time NNS 43963 2671 25 , , , 43963 2671 26 at at IN 43963 2671 27 the the DT 43963 2671 28 end end NN 43963 2671 29 of of IN 43963 2671 30 the the DT 43963 2671 31 Palæozoic Palæozoic NNP 43963 2671 32 epoch epoch NN 43963 2671 33 , , , 43963 2671 34 and and CC 43963 2671 35 in in IN 43963 2671 36 early early JJ 43963 2671 37 Tertiary Tertiary NNP 43963 2671 38 times time NNS 43963 2671 39 , , , 43963 2671 40 though though IN 43963 2671 41 this this DT 43963 2671 42 may may MD 43963 2671 43 also also RB 43963 2671 44 be be VB 43963 2671 45 an an DT 43963 2671 46 apparent apparent JJ 43963 2671 47 and and CC 43963 2671 48 not not RB 43963 2671 49 an an DT 43963 2671 50 actual actual JJ 43963 2671 51 truth truth NN 43963 2671 52 , , , 43963 2671 53 due due IN 43963 2671 54 to to IN 43963 2671 55 imperfect imperfect JJ 43963 2671 56 knowledge knowledge NN 43963 2671 57 . . . 43963 2672 1 In in IN 43963 2672 2 any any DT 43963 2672 3 case case NN 43963 2672 4 , , , 43963 2672 5 in in IN 43963 2672 6 limited limited JJ 43963 2672 7 areas area NNS 43963 2672 8 , , , 43963 2672 9 there there EX 43963 2672 10 seem seem VBP 43963 2672 11 to to TO 43963 2672 12 have have VB 43963 2672 13 been be VBN 43963 2672 14 alternations alternation NNS 43963 2672 15 of of IN 43963 2672 16 periods period NNS 43963 2672 17 of of IN 43963 2672 18 uplift uplift NN 43963 2672 19 accompanied accompany VBN 43963 2672 20 by by IN 43963 2672 21 marked mark VBN 43963 2672 22 orogenic orogenic JJ 43963 2672 23 movements movement NNS 43963 2672 24 , , , 43963 2672 25 and and CC 43963 2672 26 of of IN 43963 2672 27 widespread widespread JJ 43963 2672 28 depression depression NN 43963 2672 29 , , , 43963 2672 30 accompanied accompany VBN 43963 2672 31 by by IN 43963 2672 32 sedimentation sedimentation NN 43963 2672 33 . . . 43963 2673 1 The the DT 43963 2673 2 subject subject NN 43963 2673 3 of of IN 43963 2673 4 rhythmic rhythmic JJ 43963 2673 5 recurrence recurrence NN 43963 2673 6 is be VBZ 43963 2673 7 worthy worthy JJ 43963 2673 8 of of IN 43963 2673 9 further further JJ 43963 2673 10 study study NN 43963 2673 11 . . . 43963 2674 1 This this DT 43963 2674 2 recurrence recurrence NN 43963 2674 3 in in IN 43963 2674 4 combination combination NN 43963 2674 5 with with IN 43963 2674 6 evolutionary evolutionary JJ 43963 2674 7 change change NN 43963 2674 8 may may MD 43963 2674 9 account account VB 43963 2674 10 for for IN 43963 2674 11 the the DT 43963 2674 12 apparent apparent JJ 43963 2674 13 marked marked JJ 43963 2674 14 difference difference NN 43963 2674 15 between between IN 43963 2674 16 Cambrian cambrian JJ 43963 2674 17 and and CC 43963 2674 18 Precambrian Precambrian NNP 43963 2674 19 times time NNS 43963 2674 20 , , , 43963 2674 21 a a DT 43963 2674 22 difference difference NN 43963 2674 23 which which WDT 43963 2674 24 strikes strike VBZ 43963 2674 25 some some DT 43963 2674 26 geologists geologist NNS 43963 2674 27 as as IN 43963 2674 28 being be VBG 43963 2674 29 too too RB 43963 2674 30 great great JJ 43963 2674 31 to to TO 43963 2674 32 be be VB 43963 2674 33 accounted account VBN 43963 2674 34 for for IN 43963 2674 35 as as IN 43963 2674 36 due due IN 43963 2674 37 to to IN 43963 2674 38 our -PRON- PRP$ 43963 2674 39 ignorance ignorance NN 43963 2674 40 only only RB 43963 2674 41 . . . 43963 2675 1 _ _ NNP 43963 2675 2 Organic organic JJ 43963 2675 3 evolution evolution NN 43963 2675 4 . . . 43963 2675 5 _ _ NNP 43963 2675 6 This this DT 43963 2675 7 subject subject NN 43963 2675 8 is be VBZ 43963 2675 9 too too RB 43963 2675 10 wide wide JJ 43963 2675 11 for for IN 43963 2675 12 more more RBR 43963 2675 13 than than IN 43963 2675 14 passing pass VBG 43963 2675 15 notice notice NN 43963 2675 16 in in IN 43963 2675 17 a a DT 43963 2675 18 work work NN 43963 2675 19 of of IN 43963 2675 20 this this DT 43963 2675 21 character character NN 43963 2675 22 . . . 43963 2676 1 The the DT 43963 2676 2 evidence evidence NN 43963 2676 3 of of IN 43963 2676 4 Palæontology palæontology NN 43963 2676 5 is be VBZ 43963 2676 6 of of IN 43963 2676 7 extreme extreme JJ 43963 2676 8 importance importance NN 43963 2676 9 to to IN 43963 2676 10 the the DT 43963 2676 11 biologist biologist NN 43963 2676 12 , , , 43963 2676 13 and and CC 43963 2676 14 indeed indeed RB 43963 2676 15 , , , 43963 2676 16 the the DT 43963 2676 17 way way NN 43963 2676 18 in in IN 43963 2676 19 which which WDT 43963 2676 20 evolution evolution NN 43963 2676 21 of of IN 43963 2676 22 organisms organism NNS 43963 2676 23 has have VBZ 43963 2676 24 occurred occur VBN 43963 2676 25 can can MD 43963 2676 26 only only RB 43963 2676 27 be be VB 43963 2676 28 actually actually RB 43963 2676 29 demonstrated demonstrate VBN 43963 2676 30 by by IN 43963 2676 31 reference reference NN 43963 2676 32 to to IN 43963 2676 33 Palæontology palæontology NN 43963 2676 34 , , , 43963 2676 35 and and CC 43963 2676 36 the the DT 43963 2676 37 study study NN 43963 2676 38 of of IN 43963 2676 39 Palæontology Palæontology NNP 43963 2676 40 has have VBZ 43963 2676 41 already already RB 43963 2676 42 given give VBN 43963 2676 43 much much JJ 43963 2676 44 information information NN 43963 2676 45 concerning concern VBG 43963 2676 46 the the DT 43963 2676 47 lines line NNS 43963 2676 48 on on IN 43963 2676 49 which which WDT 43963 2676 50 evolution evolution NN 43963 2676 51 has have VBZ 43963 2676 52 proceeded proceed VBN 43963 2676 53 in in IN 43963 2676 54 different different JJ 43963 2676 55 groups group NNS 43963 2676 56 of of IN 43963 2676 57 organisms organism NNS 43963 2676 58 . . . 43963 2677 1 It -PRON- PRP 43963 2677 2 must must MD 43963 2677 3 be be VB 43963 2677 4 remembered remember VBN 43963 2677 5 that that IN 43963 2677 6 the the DT 43963 2677 7 major major JJ 43963 2677 8 divisions division NNS 43963 2677 9 of of IN 43963 2677 10 the the DT 43963 2677 11 invertebrata invertebrata NN 43963 2677 12 were be VBD 43963 2677 13 in in IN 43963 2677 14 existence existence NN 43963 2677 15 in in IN 43963 2677 16 very very RB 43963 2677 17 early early JJ 43963 2677 18 times time NNS 43963 2677 19 ; ; : 43963 2677 20 indeed indeed RB 43963 2677 21 representatives representative NNS 43963 2677 22 of of IN 43963 2677 23 most most JJS 43963 2677 24 of of IN 43963 2677 25 them -PRON- PRP 43963 2677 26 are be VBP 43963 2677 27 found find VBN 43963 2677 28 in in IN 43963 2677 29 the the DT 43963 2677 30 rocks rock NNS 43963 2677 31 containing contain VBG 43963 2677 32 the the DT 43963 2677 33 earliest early JJS 43963 2677 34 known know VBN 43963 2677 35 fauna fauna NNS 43963 2677 36 , , , 43963 2677 37 that that DT 43963 2677 38 of of IN 43963 2677 39 the the DT 43963 2677 40 _ _ NNP 43963 2677 41 Olenellus Olenellus NNP 43963 2677 42 _ _ NNP 43963 2677 43 beds bed NNS 43963 2677 44 of of IN 43963 2677 45 Cambrian cambrian JJ 43963 2677 46 age age NN 43963 2677 47 . . . 43963 2678 1 If if IN 43963 2678 2 our -PRON- PRP$ 43963 2678 3 present present JJ 43963 2678 4 views view NNS 43963 2678 5 as as IN 43963 2678 6 to to IN 43963 2678 7 evolution evolution NN 43963 2678 8 be be VB 43963 2678 9 correct correct JJ 43963 2678 10 , , , 43963 2678 11 there there EX 43963 2678 12 is be VBZ 43963 2678 13 no no DT 43963 2678 14 doubt doubt NN 43963 2678 15 that that IN 43963 2678 16 the the DT 43963 2678 17 period period NN 43963 2678 18 which which WDT 43963 2678 19 elapsed elapse VBD 43963 2678 20 between between IN 43963 2678 21 the the DT 43963 2678 22 appearance appearance NN 43963 2678 23 of of IN 43963 2678 24 life life NN 43963 2678 25 upon upon IN 43963 2678 26 the the DT 43963 2678 27 globe globe NN 43963 2678 28 and and CC 43963 2678 29 the the DT 43963 2678 30 existence existence NN 43963 2678 31 of of IN 43963 2678 32 the the DT 43963 2678 33 _ _ NNP 43963 2678 34 Olenellus Olenellus NNP 43963 2678 35 _ _ NNP 43963 2678 36 fauna fauna NNS 43963 2678 37 must must MD 43963 2678 38 have have VB 43963 2678 39 been be VBN 43963 2678 40 very very RB 43963 2678 41 great great JJ 43963 2678 42 , , , 43963 2678 43 possibly possibly RB 43963 2678 44 , , , 43963 2678 45 as as IN 43963 2678 46 Huxley Huxley NNP 43963 2678 47 suggested suggest VBD 43963 2678 48 , , , 43963 2678 49 much much RB 43963 2678 50 greater great JJR 43963 2678 51 than than IN 43963 2678 52 that that DT 43963 2678 53 which which WDT 43963 2678 54 has have VBZ 43963 2678 55 elapsed elapse VBN 43963 2678 56 between between IN 43963 2678 57 early early JJ 43963 2678 58 Cambrian cambrian JJ 43963 2678 59 times time NNS 43963 2678 60 and and CC 43963 2678 61 the the DT 43963 2678 62 present present JJ 43963 2678 63 day day NN 43963 2678 64 . . . 43963 2679 1 If if IN 43963 2679 2 this this DT 43963 2679 3 be be VB 43963 2679 4 so so RB 43963 2679 5 , , , 43963 2679 6 however however RB 43963 2679 7 probable probable JJ 43963 2679 8 it -PRON- PRP 43963 2679 9 is be VBZ 43963 2679 10 that that IN 43963 2679 11 we -PRON- PRP 43963 2679 12 shall shall MD 43963 2679 13 carry carry VB 43963 2679 14 our -PRON- PRP$ 43963 2679 15 knowledge knowledge NN 43963 2679 16 of of IN 43963 2679 17 ancient ancient JJ 43963 2679 18 faunas fauna NNS 43963 2679 19 far far RB 43963 2679 20 back back RB 43963 2679 21 beyond beyond IN 43963 2679 22 Cambrian cambrian JJ 43963 2679 23 times time NNS 43963 2679 24 , , , 43963 2679 25 it -PRON- PRP 43963 2679 26 is be VBZ 43963 2679 27 extremely extremely RB 43963 2679 28 improbable improbable JJ 43963 2679 29 that that IN 43963 2679 30 we -PRON- PRP 43963 2679 31 shall shall MD 43963 2679 32 ever ever RB 43963 2679 33 get get VB 43963 2679 34 traces trace NNS 43963 2679 35 of of IN 43963 2679 36 the the DT 43963 2679 37 very very RB 43963 2679 38 earliest early JJS 43963 2679 39 faunas fauna NNS 43963 2679 40 which which WDT 43963 2679 41 occupied occupy VBD 43963 2679 42 our -PRON- PRP$ 43963 2679 43 earth earth NN 43963 2679 44 . . . 43963 2680 1 _ _ NNP 43963 2680 2 Geological Geological NNP 43963 2680 3 time time NN 43963 2680 4 . . . 43963 2680 5 _ _ NNP 43963 2680 6 Various various JJ 43963 2680 7 attempts attempt NNS 43963 2680 8 have have VBP 43963 2680 9 been be VBN 43963 2680 10 made make VBN 43963 2680 11 to to TO 43963 2680 12 give give VB 43963 2680 13 numerical numerical JJ 43963 2680 14 estimates estimate NNS 43963 2680 15 of of IN 43963 2680 16 the the DT 43963 2680 17 lapse lapse NN 43963 2680 18 of of IN 43963 2680 19 time time NN 43963 2680 20 which which WDT 43963 2680 21 occurred occur VBD 43963 2680 22 since since IN 43963 2680 23 the the DT 43963 2680 24 earth earth NN 43963 2680 25 was be VBD 43963 2680 26 formed form VBN 43963 2680 27 , , , 43963 2680 28 or or CC 43963 2680 29 since since IN 43963 2680 30 the the DT 43963 2680 31 earliest early JJS 43963 2680 32 known know VBN 43963 2680 33 rocks rock NNS 43963 2680 34 were be VBD 43963 2680 35 deposited deposit VBN 43963 2680 36 . . . 43963 2681 1 These these DT 43963 2681 2 attempts attempt NNS 43963 2681 3 may may MD 43963 2681 4 be be VB 43963 2681 5 classed class VBN 43963 2681 6 under under IN 43963 2681 7 two two CD 43963 2681 8 heads head NNS 43963 2681 9 , , , 43963 2681 10 namely namely RB 43963 2681 11 , , , 43963 2681 12 those those DT 43963 2681 13 made make VBN 43963 2681 14 by by IN 43963 2681 15 physicists physicist NNS 43963 2681 16 , , , 43963 2681 17 mainly mainly RB 43963 2681 18 on on IN 43963 2681 19 evidence evidence NN 43963 2681 20 obtained obtain VBN 43963 2681 21 otherwise otherwise RB 43963 2681 22 than than IN 43963 2681 23 by by IN 43963 2681 24 a a DT 43963 2681 25 study study NN 43963 2681 26 of of IN 43963 2681 27 the the DT 43963 2681 28 rocks rock NNS 43963 2681 29 , , , 43963 2681 30 and and CC 43963 2681 31 those those DT 43963 2681 32 made make VBN 43963 2681 33 by by IN 43963 2681 34 geologists geologist NNS 43963 2681 35 by by IN 43963 2681 36 calculating calculate VBG 43963 2681 37 the the DT 43963 2681 38 mean mean JJ 43963 2681 39 rate rate NN 43963 2681 40 of of IN 43963 2681 41 denudation denudation NN 43963 2681 42 and and CC 43963 2681 43 deposition deposition NN 43963 2681 44 of of IN 43963 2681 45 the the DT 43963 2681 46 rocks rock NNS 43963 2681 47 , , , 43963 2681 48 and and CC 43963 2681 49 estimating estimate VBG 43963 2681 50 the the DT 43963 2681 51 average average JJ 43963 2681 52 thickness thickness NN 43963 2681 53 of of IN 43963 2681 54 the the DT 43963 2681 55 rocks rock NNS 43963 2681 56 of of IN 43963 2681 57 the the DT 43963 2681 58 geological geological JJ 43963 2681 59 column column NN 43963 2681 60 . . . 43963 2682 1 The the DT 43963 2682 2 calculations calculation NNS 43963 2682 3 of of IN 43963 2682 4 physicists physicist NNS 43963 2682 5 as as IN 43963 2682 6 to to IN 43963 2682 7 the the DT 43963 2682 8 age age NN 43963 2682 9 of of IN 43963 2682 10 the the DT 43963 2682 11 earth earth NN 43963 2682 12 vary:--Lord vary:--Lord NNP 43963 2682 13 Kelvin Kelvin NNP 43963 2682 14 assigned assign VBD 43963 2682 15 20,000,000 20,000,000 CD 43963 2682 16 years year NNS 43963 2682 17 as as IN 43963 2682 18 the the DT 43963 2682 19 minimum minimum NN 43963 2682 20 and and CC 43963 2682 21 100,000,000 100,000,000 CD 43963 2682 22 as as IN 43963 2682 23 the the DT 43963 2682 24 maximum maximum JJ 43963 2682 25 duration duration NN 43963 2682 26 of of IN 43963 2682 27 geological geological JJ 43963 2682 28 time time NN 43963 2682 29 . . . 43963 2683 1 Prof. Prof. NNP 43963 2683 2 Tait Tait NNP 43963 2683 3 has have VBZ 43963 2683 4 halved halve VBN 43963 2683 5 Lord Lord NNP 43963 2683 6 Kelvin Kelvin NNP 43963 2683 7 's 's POS 43963 2683 8 minimum minimum JJ 43963 2683 9 period period NN 43963 2683 10 , , , 43963 2683 11 while while IN 43963 2683 12 Prof. Prof. NNP 43963 2683 13 G. G. NNP 43963 2683 14 Darwin Darwin NNP 43963 2683 15 admits admit VBZ 43963 2683 16 the the DT 43963 2683 17 possibility possibility NN 43963 2683 18 of of IN 43963 2683 19 the the DT 43963 2683 20 lapse lapse NN 43963 2683 21 of of IN 43963 2683 22 500,000,000 500,000,000 CD 43963 2683 23 years year NNS 43963 2683 24 . . . 43963 2684 1 The the DT 43963 2684 2 estimates estimate NNS 43963 2684 3 made make VBN 43963 2684 4 by by IN 43963 2684 5 geologists geologist NNS 43963 2684 6 , , , 43963 2684 7 which which WDT 43963 2684 8 will will MD 43963 2684 9 appeal appeal VB 43963 2684 10 more more RBR 43963 2684 11 directly directly RB 43963 2684 12 to to IN 43963 2684 13 the the DT 43963 2684 14 geological geological JJ 43963 2684 15 student student NN 43963 2684 16 , , , 43963 2684 17 also also RB 43963 2684 18 vary vary VBP 43963 2684 19 considerably considerably RB 43963 2684 20 , , , 43963 2684 21 though though IN 43963 2684 22 they -PRON- PRP 43963 2684 23 bear bear VBP 43963 2684 24 some some DT 43963 2684 25 proportion proportion NN 43963 2684 26 to to IN 43963 2684 27 those those DT 43963 2684 28 which which WDT 43963 2684 29 have have VBP 43963 2684 30 been be VBN 43963 2684 31 put put VBN 43963 2684 32 forward forward RP 43963 2684 33 by by IN 43963 2684 34 the the DT 43963 2684 35 physicists physicist NNS 43963 2684 36 . . . 43963 2685 1 Prof. Prof. NNP 43963 2685 2 S. S. NNP 43963 2685 3 Haughton[128 Haughton[128 NNP 43963 2685 4 ] ] -RRB- 43963 2685 5 assigned assign VBD 43963 2685 6 a a DT 43963 2685 7 period period NN 43963 2685 8 of of IN 43963 2685 9 200,000,000 200,000,000 CD 43963 2685 10 years year NNS 43963 2685 11 for for IN 43963 2685 12 the the DT 43963 2685 13 accumulation accumulation NN 43963 2685 14 of of IN 43963 2685 15 the the DT 43963 2685 16 rocks rock NNS 43963 2685 17 of of IN 43963 2685 18 the the DT 43963 2685 19 geological geological JJ 43963 2685 20 column column NN 43963 2685 21 ; ; : 43963 2685 22 Mr Mr NNP 43963 2685 23 Clifton Clifton NNP 43963 2685 24 Ward[129 ward[129 NN 43963 2685 25 ] ] -RRB- 43963 2685 26 one one CD 43963 2685 27 of of IN 43963 2685 28 62,000,000 62,000,000 CD 43963 2685 29 years year NNS 43963 2685 30 , , , 43963 2685 31 after after IN 43963 2685 32 studying study VBG 43963 2685 33 the the DT 43963 2685 34 rocks rock NNS 43963 2685 35 of of IN 43963 2685 36 the the DT 43963 2685 37 English English NNP 43963 2685 38 Lake Lake NNP 43963 2685 39 District District NNP 43963 2685 40 , , , 43963 2685 41 and and CC 43963 2685 42 allowing allow VBG 43963 2685 43 for for IN 43963 2685 44 the the DT 43963 2685 45 gaps gap NNS 43963 2685 46 in in IN 43963 2685 47 the the DT 43963 2685 48 succession succession NN 43963 2685 49 ; ; : 43963 2685 50 Mr Mr NNP 43963 2685 51 A. a. NN 43963 2685 52 R. R. NNP 43963 2685 53 Wallace[130 Wallace[130 NNP 43963 2685 54 ] ] -RRB- 43963 2685 55 further further JJ 43963 2685 56 lowers lower NNS 43963 2685 57 the the DT 43963 2685 58 time time NN 43963 2685 59 for for IN 43963 2685 60 the the DT 43963 2685 61 formation formation NN 43963 2685 62 of of IN 43963 2685 63 the the DT 43963 2685 64 column column NN 43963 2685 65 to to IN 43963 2685 66 28,000,000 28,000,000 CD 43963 2685 67 years year NNS 43963 2685 68 ; ; : 43963 2685 69 Sir Sir NNP 43963 2685 70 A. A. NNP 43963 2685 71 Geikie[131 Geikie[131 NNP 43963 2685 72 ] ] -RRB- 43963 2685 73 gives give VBZ 43963 2685 74 73,000,000 73,000,000 CD 43963 2685 75 years year NNS 43963 2685 76 as as IN 43963 2685 77 the the DT 43963 2685 78 minimum minimum NN 43963 2685 79 and and CC 43963 2685 80 680,000,000 680,000,000 CD 43963 2685 81 as as IN 43963 2685 82 the the DT 43963 2685 83 maximum maximum NN 43963 2685 84 ; ; : 43963 2685 85 while while IN 43963 2685 86 Mr Mr NNP 43963 2685 87 J. J. NNP 43963 2685 88 G. G. NNP 43963 2685 89 Goodchild Goodchild NNP 43963 2685 90 has have VBZ 43963 2685 91 lately[132 lately[132 VBN 43963 2685 92 ] ] -RRB- 43963 2685 93 estimated estimate VBD 43963 2685 94 the the DT 43963 2685 95 period period NN 43963 2685 96 at at IN 43963 2685 97 over over IN 43963 2685 98 700,000,000 700,000,000 CD 43963 2685 99 years year NNS 43963 2685 100 . . . 43963 2686 1 [ [ -LRB- 43963 2686 2 Footnote Footnote NNP 43963 2686 3 128 128 CD 43963 2686 4 : : : 43963 2686 5 _ _ NNP 43963 2686 6 Nature Nature NNP 43963 2686 7 _ _ NNP 43963 2686 8 , , , 43963 2686 9 vol vol NNP 43963 2686 10 . . . 43963 2687 1 XVIII xviii NN 43963 2687 2 . . . 43963 2688 1 p. p. NN 43963 2689 1 268 268 CD 43963 2689 2 . . . 43963 2689 3 ] ] -RRB- 43963 2690 1 [ [ -LRB- 43963 2690 2 Footnote Footnote NNP 43963 2690 3 129 129 CD 43963 2690 4 : : : 43963 2690 5 Ward Ward NNP 43963 2690 6 , , , 43963 2690 7 J. J. NNP 43963 2690 8 C. C. NNP 43963 2690 9 , , , 43963 2690 10 ' ' '' 43963 2690 11 The the DT 43963 2690 12 Physical physical JJ 43963 2690 13 History History NNP 43963 2690 14 of of IN 43963 2690 15 the the DT 43963 2690 16 English English NNP 43963 2690 17 Lake Lake NNP 43963 2690 18 District District NNP 43963 2690 19 , , , 43963 2690 20 ' ' '' 43963 2690 21 _ _ NNP 43963 2690 22 Geol Geol NNP 43963 2690 23 . . . 43963 2691 1 Mag mag JJ 43963 2691 2 . . . 43963 2691 3 _ _ NNP 43963 2691 4 Dec Dec NNP 43963 2691 5 2 2 CD 43963 2691 6 , , , 43963 2691 7 vol vol NNP 43963 2691 8 . . . 43963 2692 1 VI VI NNP 43963 2692 2 . . . 43963 2693 1 p. p. NN 43963 2694 1 110 110 CD 43963 2694 2 . . . 43963 2694 3 ] ] -RRB- 43963 2695 1 [ [ -LRB- 43963 2695 2 Footnote Footnote NNP 43963 2695 3 130 130 CD 43963 2695 4 : : : 43963 2695 5 Wallace Wallace NNP 43963 2695 6 , , , 43963 2695 7 A. A. NNP 43963 2695 8 R. R. NNP 43963 2695 9 , , , 43963 2695 10 _ _ NNP 43963 2695 11 Island Island NNP 43963 2695 12 Life Life NNP 43963 2695 13 _ _ NNP 43963 2695 14 , , , 43963 2695 15 Chap Chap NNP 43963 2695 16 . . . 43963 2696 1 X. X. NNP 43963 2696 2 ] ] -RRB- 43963 2697 1 [ [ -LRB- 43963 2697 2 Footnote Footnote NNP 43963 2697 3 131 131 CD 43963 2697 4 : : : 43963 2697 5 Geikie Geikie NNP 43963 2697 6 , , , 43963 2697 7 Sir Sir NNP 43963 2697 8 A. A. NNP 43963 2697 9 , , , 43963 2697 10 ' ' '' 43963 2697 11 Presidential Presidential NNP 43963 2697 12 Address Address NNP 43963 2697 13 to to IN 43963 2697 14 the the DT 43963 2697 15 British British NNP 43963 2697 16 Association Association NNP 43963 2697 17 , , , 43963 2697 18 ' ' '' 43963 2697 19 _ _ NNP 43963 2697 20 Report Report NNP 43963 2697 21 Brit Brit NNP 43963 2697 22 . . . 43963 2698 1 Assoc Assoc NNP 43963 2698 2 . . . 43963 2698 3 _ _ NNP 43963 2698 4 , , , 43963 2698 5 1892 1892 CD 43963 2698 6 . . . 43963 2698 7 ] ] -RRB- 43963 2699 1 [ [ -LRB- 43963 2699 2 Footnote Footnote NNP 43963 2699 3 132 132 CD 43963 2699 4 : : : 43963 2699 5 Goodchild Goodchild NNP 43963 2699 6 , , , 43963 2699 7 J. J. NNP 43963 2699 8 G. G. NNP 43963 2699 9 , , , 43963 2699 10 _ _ NNP 43963 2699 11 Proc Proc NNP 43963 2699 12 . . . 43963 2700 1 Roy Roy NNP 43963 2700 2 . . . 43963 2701 1 Soc Soc NNP 43963 2701 2 . . . 43963 2702 1 Edinburgh Edinburgh NNP 43963 2702 2 _ _ NNP 43963 2702 3 , , , 43963 2702 4 vol vol NNP 43963 2702 5 . . . 43963 2703 1 XIII XIII NNP 43963 2703 2 . . . 43963 2704 1 p. p. NN 43963 2705 1 259 259 CD 43963 2705 2 . . . 43963 2705 3 ] ] -RRB- 43963 2706 1 Interesting interesting JJ 43963 2706 2 as as IN 43963 2706 3 these these DT 43963 2706 4 figures figure NNS 43963 2706 5 are be VBP 43963 2706 6 , , , 43963 2706 7 they -PRON- PRP 43963 2706 8 probably probably RB 43963 2706 9 convey convey VBP 43963 2706 10 little little JJ 43963 2706 11 to to IN 43963 2706 12 the the DT 43963 2706 13 ordinary ordinary JJ 43963 2706 14 reader reader NN 43963 2706 15 , , , 43963 2706 16 and and CC 43963 2706 17 it -PRON- PRP 43963 2706 18 is be VBZ 43963 2706 19 doubtful doubtful JJ 43963 2706 20 whether whether IN 43963 2706 21 the the DT 43963 2706 22 geologist geologist NN 43963 2706 23 is be VBZ 43963 2706 24 really really RB 43963 2706 25 affected affect VBN 43963 2706 26 by by IN 43963 2706 27 them -PRON- PRP 43963 2706 28 to to IN 43963 2706 29 any any DT 43963 2706 30 extent extent NN 43963 2706 31 when when WRB 43963 2706 32 picturing picture VBG 43963 2706 33 to to IN 43963 2706 34 himself -PRON- PRP 43963 2706 35 the the DT 43963 2706 36 vast vast JJ 43963 2706 37 duration duration NN 43963 2706 38 of of IN 43963 2706 39 geological geological JJ 43963 2706 40 time time NN 43963 2706 41 . . . 43963 2707 1 One one CD 43963 2707 2 numerical numerical JJ 43963 2707 3 estimate estimate NN 43963 2707 4 probably probably RB 43963 2707 5 does do VBZ 43963 2707 6 impress impress VB 43963 2707 7 him -PRON- PRP 43963 2707 8 , , , 43963 2707 9 namely namely RB 43963 2707 10 that that IN 43963 2707 11 made make VBN 43963 2707 12 by by IN 43963 2707 13 Croll Croll NNP 43963 2707 14 as as IN 43963 2707 15 to to IN 43963 2707 16 the the DT 43963 2707 17 date date NN 43963 2707 18 of of IN 43963 2707 19 the the DT 43963 2707 20 Great Great NNP 43963 2707 21 Ice Ice NNP 43963 2707 22 Age Age NNP 43963 2707 23 , , , 43963 2707 24 for for IN 43963 2707 25 if if IN 43963 2707 26 the the DT 43963 2707 27 Ice Ice NNP 43963 2707 28 Age Age NNP 43963 2707 29 be be VB 43963 2707 30 so so RB 43963 2707 31 remote remote JJ 43963 2707 32 as as IN 43963 2707 33 Croll Croll NNP 43963 2707 34 imagined imagine VBD 43963 2707 35 , , , 43963 2707 36 the the DT 43963 2707 37 commencement commencement NN 43963 2707 38 of of IN 43963 2707 39 earth earth NN 43963 2707 40 - - HYPH 43963 2707 41 history history NN 43963 2707 42 must must MD 43963 2707 43 be be VB 43963 2707 44 inconceivably inconceivably RB 43963 2707 45 more more RBR 43963 2707 46 remote remote JJ 43963 2707 47 ; ; : 43963 2707 48 as as IN 43963 2707 49 Croll Croll NNP 43963 2707 50 's 's POS 43963 2707 51 estimate estimate NN 43963 2707 52 is be VBZ 43963 2707 53 not not RB 43963 2707 54 generally generally RB 43963 2707 55 accepted accept VBN 43963 2707 56 , , , 43963 2707 57 it -PRON- PRP 43963 2707 58 is be VBZ 43963 2707 59 doubtful doubtful JJ 43963 2707 60 how how WRB 43963 2707 61 far far JJ 43963 2707 62 geologists geologist NNS 43963 2707 63 are be VBP 43963 2707 64 thus thus RB 43963 2707 65 influenced influence VBN 43963 2707 66 , , , 43963 2707 67 and and CC 43963 2707 68 probably probably RB 43963 2707 69 the the DT 43963 2707 70 fact fact NN 43963 2707 71 which which WDT 43963 2707 72 does do VBZ 43963 2707 73 impress impress VB 43963 2707 74 them -PRON- PRP 43963 2707 75 most most RBS 43963 2707 76 , , , 43963 2707 77 leaving leave VBG 43963 2707 78 fossils fossil NNS 43963 2707 79 out out IN 43963 2707 80 of of IN 43963 2707 81 account account NN 43963 2707 82 , , , 43963 2707 83 is be VBZ 43963 2707 84 the the DT 43963 2707 85 very very RB 43963 2707 86 little little JJ 43963 2707 87 change change NN 43963 2707 88 which which WDT 43963 2707 89 has have VBZ 43963 2707 90 occurred occur VBN 43963 2707 91 in in IN 43963 2707 92 historic historic JJ 43963 2707 93 or or CC 43963 2707 94 even even RB 43963 2707 95 in in IN 43963 2707 96 prehistoric prehistoric JJ 43963 2707 97 times time NNS 43963 2707 98 as as IN 43963 2707 99 compared compare VBN 43963 2707 100 with with IN 43963 2707 101 the the DT 43963 2707 102 vast vast JJ 43963 2707 103 changes change NNS 43963 2707 104 which which WDT 43963 2707 105 are be VBP 43963 2707 106 familiar familiar JJ 43963 2707 107 to to IN 43963 2707 108 them -PRON- PRP 43963 2707 109 after after IN 43963 2707 110 studying study VBG 43963 2707 111 the the DT 43963 2707 112 strata strata NN 43963 2707 113 of of IN 43963 2707 114 the the DT 43963 2707 115 geological geological JJ 43963 2707 116 column column NN 43963 2707 117 . . . 43963 2708 1 It -PRON- PRP 43963 2708 2 is be VBZ 43963 2708 3 , , , 43963 2708 4 after after RB 43963 2708 5 all all RB 43963 2708 6 , , , 43963 2708 7 the the DT 43963 2708 8 succession succession NN 43963 2708 9 of of IN 43963 2708 10 varied varied JJ 43963 2708 11 faunas fauna NNS 43963 2708 12 which which WDT 43963 2708 13 really really RB 43963 2708 14 gives give VBZ 43963 2708 15 students student NNS 43963 2708 16 of of IN 43963 2708 17 the the DT 43963 2708 18 rocks rock NNS 43963 2708 19 the the DT 43963 2708 20 most most RBS 43963 2708 21 convincing convincing JJ 43963 2708 22 proof proof NN 43963 2708 23 of of IN 43963 2708 24 the the DT 43963 2708 25 vast vast JJ 43963 2708 26 periods period NNS 43963 2708 27 of of IN 43963 2708 28 geological geological JJ 43963 2708 29 time time NN 43963 2708 30 . . . 43963 2709 1 If if IN 43963 2709 2 anyone anyone NN 43963 2709 3 doubts doubt VBZ 43963 2709 4 this this DT 43963 2709 5 assertion assertion NN 43963 2709 6 , , , 43963 2709 7 let let VB 43963 2709 8 him -PRON- PRP 43963 2709 9 consider consider VB 43963 2709 10 what what WDT 43963 2709 11 impression impression NN 43963 2709 12 would would MD 43963 2709 13 be be VB 43963 2709 14 made make VBN 43963 2709 15 upon upon IN 43963 2709 16 him -PRON- PRP 43963 2709 17 by by IN 43963 2709 18 observing observe VBG 43963 2709 19 the the DT 43963 2709 20 several several JJ 43963 2709 21 thousand thousand CD 43963 2709 22 feet foot NNS 43963 2709 23 of of IN 43963 2709 24 strata strata NN 43963 2709 25 of of IN 43963 2709 26 the the DT 43963 2709 27 column column NN 43963 2709 28 if if IN 43963 2709 29 none none NN 43963 2709 30 of of IN 43963 2709 31 them -PRON- PRP 43963 2709 32 contained contain VBD 43963 2709 33 any any DT 43963 2709 34 organisms organism NNS 43963 2709 35 . . . 43963 2710 1 Cognisant cognisant NN 43963 2710 2 as as IN 43963 2710 3 he -PRON- PRP 43963 2710 4 is be VBZ 43963 2710 5 of of IN 43963 2710 6 the the DT 43963 2710 7 slow slow JJ 43963 2710 8 rate rate NN 43963 2710 9 of of IN 43963 2710 10 change change NN 43963 2710 11 of of IN 43963 2710 12 existing existing JJ 43963 2710 13 organisms organism NNS 43963 2710 14 , , , 43963 2710 15 the the DT 43963 2710 16 fact fact NN 43963 2710 17 that that IN 43963 2710 18 fauna fauna NNP 43963 2710 19 has have VBZ 43963 2710 20 succeeded succeed VBN 43963 2710 21 fauna fauna NNS 43963 2710 22 in in IN 43963 2710 23 past past JJ 43963 2710 24 times time NNS 43963 2710 25 brings bring VBZ 43963 2710 26 home home RB 43963 2710 27 to to IN 43963 2710 28 him -PRON- PRP 43963 2710 29 in in IN 43963 2710 30 an an DT 43963 2710 31 unmistakeable unmistakeable JJ 43963 2710 32 manner manner NN 43963 2710 33 the the DT 43963 2710 34 great great JJ 43963 2710 35 antiquity antiquity NN 43963 2710 36 of of IN 43963 2710 37 the the DT 43963 2710 38 earliest early JJS 43963 2710 39 fossiliferous fossiliferous JJ 43963 2710 40 rocks rock NNS 43963 2710 41 , , , 43963 2710 42 and and CC 43963 2710 43 as as IN 43963 2710 44 our -PRON- PRP$ 43963 2710 45 detailed detailed JJ 43963 2710 46 knowledge knowledge NN 43963 2710 47 of of IN 43963 2710 48 these these DT 43963 2710 49 faunas fauna NNS 43963 2710 50 increases increase VBZ 43963 2710 51 the the DT 43963 2710 52 impression impression NN 43963 2710 53 of of IN 43963 2710 54 great great JJ 43963 2710 55 lapse lapse NN 43963 2710 56 of of IN 43963 2710 57 time time NN 43963 2710 58 is be VBZ 43963 2710 59 intensified intensify VBN 43963 2710 60 . . . 43963 2711 1 And and CC 43963 2711 2 if if IN 43963 2711 3 the the DT 43963 2711 4 earliest early JJS 43963 2711 5 fossiliferous fossiliferous JJ 43963 2711 6 rocks rock NNS 43963 2711 7 be be VB 43963 2711 8 of of IN 43963 2711 9 such such JJ 43963 2711 10 vast vast JJ 43963 2711 11 antiquity antiquity NN 43963 2711 12 , , , 43963 2711 13 and and CC 43963 2711 14 , , , 43963 2711 15 as as IN 43963 2711 16 has have VBZ 43963 2711 17 been be VBN 43963 2711 18 remarked remark VBN 43963 2711 19 , , , 43963 2711 20 the the DT 43963 2711 21 period period NN 43963 2711 22 of of IN 43963 2711 23 their -PRON- PRP$ 43963 2711 24 formation formation NN 43963 2711 25 is be VBZ 43963 2711 26 comparatively comparatively RB 43963 2711 27 recent recent JJ 43963 2711 28 with with IN 43963 2711 29 reference reference NN 43963 2711 30 to to IN 43963 2711 31 the the DT 43963 2711 32 actual actual JJ 43963 2711 33 commencement commencement NN 43963 2711 34 of of IN 43963 2711 35 earth earth NN 43963 2711 36 - - HYPH 43963 2711 37 history history NN 43963 2711 38 , , , 43963 2711 39 the the DT 43963 2711 40 latter latter JJ 43963 2711 41 must must MD 43963 2711 42 indeed indeed RB 43963 2711 43 be be VB 43963 2711 44 inconceivably inconceivably RB 43963 2711 45 remote remote JJ 43963 2711 46 , , , 43963 2711 47 and and CC 43963 2711 48 numerical numerical JJ 43963 2711 49 estimates estimate NNS 43963 2711 50 can can MD 43963 2711 51 do do VB 43963 2711 52 but but CC 43963 2711 53 little little JJ 43963 2711 54 to to TO 43963 2711 55 familiarise familiarise VB 43963 2711 56 us -PRON- PRP 43963 2711 57 with with IN 43963 2711 58 the the DT 43963 2711 59 significance significance NN 43963 2711 60 of of IN 43963 2711 61 the the DT 43963 2711 62 vast vast JJ 43963 2711 63 time time NN 43963 2711 64 which which WDT 43963 2711 65 has have VBZ 43963 2711 66 rolled roll VBN 43963 2711 67 by by RB 43963 2711 68 since since IN 43963 2711 69 the the DT 43963 2711 70 world world NN 43963 2711 71 's 's POS 43963 2711 72 birthday birthday NN 43963 2711 73 . . . 43963 2712 1 INDEX index NN 43963 2712 2 . . . 43963 2713 1 Abraum Abraum NNP 43963 2713 2 salts salt NNS 43963 2713 3 , , , 43963 2713 4 212 212 CD 43963 2713 5 Æolian æolian JJ 43963 2713 6 rocks rock NNS 43963 2713 7 , , , 43963 2713 8 24 24 CD 43963 2713 9 , , , 43963 2713 10 99 99 CD 43963 2713 11 , , , 43963 2713 12 100 100 CD 43963 2713 13 Age age NN 43963 2713 14 , , , 43963 2713 15 definition definition NN 43963 2713 16 of of IN 43963 2713 17 , , , 43963 2713 18 60 60 CD 43963 2713 19 Albian albian JJ 43963 2713 20 series series NN 43963 2713 21 , , , 43963 2713 22 236 236 CD 43963 2713 23 , , , 43963 2713 24 238 238 CD 43963 2713 25 Algonkian algonkian JJ 43963 2713 26 rocks rock NNS 43963 2713 27 , , , 43963 2713 28 144 144 CD 43963 2713 29 Ampthill ampthill NN 43963 2713 30 clay clay NN 43963 2713 31 , , , 43963 2713 32 232 232 CD 43963 2713 33 Angelin Angelin NNP 43963 2713 34 , , , 43963 2713 35 N. N. NNP 43963 2713 36 P. P. NNP 43963 2713 37 , , , 43963 2713 38 161 161 CD 43963 2713 39 , , , 43963 2713 40 162 162 CD 43963 2713 41 , , , 43963 2713 42 165 165 CD 43963 2713 43 Aptian aptian JJ 43963 2713 44 series series NN 43963 2713 45 , , , 43963 2713 46 236 236 CD 43963 2713 47 , , , 43963 2713 48 237 237 CD 43963 2713 49 Aqueous aqueous JJ 43963 2713 50 rocks rock NNS 43963 2713 51 , , , 43963 2713 52 24 24 CD 43963 2713 53 Archæan Archæan NNP 43963 2713 54 rocks rock NNS 43963 2713 55 , , , 43963 2713 56 132 132 CD 43963 2713 57 Ardmillan Ardmillan NNP 43963 2713 58 series series NN 43963 2713 59 , , , 43963 2713 60 170 170 CD 43963 2713 61 Ardwick Ardwick NNP 43963 2713 62 stage stage NN 43963 2713 63 , , , 43963 2713 64 192 192 CD 43963 2713 65 Arenaceous arenaceous JJ 43963 2713 66 rocks rock NNS 43963 2713 67 , , , 43963 2713 68 29 29 CD 43963 2713 69 Arvonian arvonian JJ 43963 2713 70 rocks rock NNS 43963 2713 71 , , , 43963 2713 72 141 141 CD 43963 2713 73 Asaphus Asaphus NNP 43963 2713 74 fauna fauna NNS 43963 2713 75 , , , 43963 2713 76 165 165 CD 43963 2713 77 Ashgill Ashgill NNP 43963 2713 78 series series NN 43963 2713 79 , , , 43963 2713 80 164 164 CD 43963 2713 81 , , , 43963 2713 82 165 165 CD 43963 2713 83 , , , 43963 2713 84 167 167 CD 43963 2713 85 - - SYM 43963 2713 86 169 169 CD 43963 2713 87 Ashprington Ashprington NNP 43963 2713 88 series series NN 43963 2713 89 , , , 43963 2713 90 184 184 CD 43963 2713 91 Astian astian JJ 43963 2713 92 series series NN 43963 2713 93 , , , 43963 2713 94 256 256 CD 43963 2713 95 Atlantis Atlantis NNP 43963 2713 96 , , , 43963 2713 97 283 283 CD 43963 2713 98 Aveline Aveline NNP 43963 2713 99 , , , 43963 2713 100 W. W. NNP 43963 2713 101 T. T. NNP 43963 2713 102 , , , 43963 2713 103 164 164 CD 43963 2713 104 Aymestry Aymestry NNP 43963 2713 105 limestone limestone NN 43963 2713 106 , , , 43963 2713 107 175 175 CD 43963 2713 108 , , , 43963 2713 109 176 176 CD 43963 2713 110 Bagshot bagshot JJ 43963 2713 111 beds bed NNS 43963 2713 112 , , , 43963 2713 113 244 244 CD 43963 2713 114 , , , 43963 2713 115 246 246 CD 43963 2713 116 Bajocian bajocian JJ 43963 2713 117 series series NN 43963 2713 118 , , , 43963 2713 119 227 227 CD 43963 2713 120 , , , 43963 2713 121 231 231 CD 43963 2713 122 Bala Bala NNP 43963 2713 123 limestone limestone NN 43963 2713 124 , , , 43963 2713 125 167 167 CD 43963 2713 126 Bala Bala NNP 43963 2713 127 series series NN 43963 2713 128 , , , 43963 2713 129 164 164 CD 43963 2713 130 Barr Barr NNP 43963 2713 131 series series NN 43963 2713 132 , , , 43963 2713 133 170 170 CD 43963 2713 134 Barrande Barrande NNP 43963 2713 135 , , , 43963 2713 136 J. J. NNP 43963 2713 137 , , , 43963 2713 138 53 53 CD 43963 2713 139 , , , 43963 2713 140 55 55 CD 43963 2713 141 , , , 43963 2713 142 159 159 CD 43963 2713 143 , , , 43963 2713 144 161 161 CD 43963 2713 145 , , , 43963 2713 146 163 163 CD 43963 2713 147 Barrois Barrois NNP 43963 2713 148 , , , 43963 2713 149 C. C. NNP 43963 2713 150 , , , 43963 2713 151 239 239 CD 43963 2713 152 Barrow Barrow NNP 43963 2713 153 , , , 43963 2713 154 G. G. NNP 43963 2713 155 , , , 43963 2713 156 138 138 CD 43963 2713 157 Barton Barton NNP 43963 2713 158 beds bed NNS 43963 2713 159 , , , 43963 2713 160 244 244 CD 43963 2713 161 Bath Bath NNP 43963 2713 162 oolites oolite NNS 43963 2713 163 , , , 43963 2713 164 226 226 CD 43963 2713 165 Bathonian bathonian JJ 43963 2713 166 series series NN 43963 2713 167 , , , 43963 2713 168 227 227 CD 43963 2713 169 , , , 43963 2713 170 231 231 CD 43963 2713 171 Bed bed NN 43963 2713 172 , , , 43963 2713 173 27 27 CD 43963 2713 174 Bedding bedding NN 43963 2713 175 plane plane NN 43963 2713 176 , , , 43963 2713 177 27 27 CD 43963 2713 178 Bell Bell NNP 43963 2713 179 , , , 43963 2713 180 A. a. NN 43963 2713 181 , , , 43963 2713 182 257 257 CD 43963 2713 183 Belt Belt NNP 43963 2713 184 , , , 43963 2713 185 T. T. NNP 43963 2713 186 , , , 43963 2713 187 153 153 CD 43963 2713 188 , , , 43963 2713 189 162 162 CD 43963 2713 190 Bembridge Bembridge NNP 43963 2713 191 beds bed NNS 43963 2713 192 , , , 43963 2713 193 251 251 CD 43963 2713 194 Bertrand Bertrand NNP 43963 2713 195 , , , 43963 2713 196 M. M. NNP 43963 2713 197 , , , 43963 2713 198 87 87 CD 43963 2713 199 , , , 43963 2713 200 286 286 CD 43963 2713 201 Birkhill Birkhill NNP 43963 2713 202 shales shale NNS 43963 2713 203 , , , 43963 2713 204 177 177 CD 43963 2713 205 Black Black NNP 43963 2713 206 Jura Jura NNP 43963 2713 207 , , , 43963 2713 208 226 226 CD 43963 2713 209 Blake Blake NNP 43963 2713 210 , , , 43963 2713 211 J. J. NNP 43963 2713 212 F. F. NNP 43963 2713 213 , , , 43963 2713 214 138 138 CD 43963 2713 215 - - SYM 43963 2713 216 140 140 CD 43963 2713 217 Blanford Blanford NNP 43963 2713 218 , , , 43963 2713 219 W. W. NNP 43963 2713 220 T. T. NNP 43963 2713 221 , , , 43963 2713 222 206 206 CD 43963 2713 223 , , , 43963 2713 224 208 208 CD 43963 2713 225 , , , 43963 2713 226 217 217 CD 43963 2713 227 , , , 43963 2713 228 282 282 CD 43963 2713 229 , , , 43963 2713 230 284 284 CD 43963 2713 231 Bonney Bonney NNP 43963 2713 232 , , , 43963 2713 233 T. T. NNP 43963 2713 234 G. G. NNP 43963 2713 235 , , , 43963 2713 236 76 76 CD 43963 2713 237 , , , 43963 2713 238 141 141 CD 43963 2713 239 , , , 43963 2713 240 142 142 CD 43963 2713 241 Boulder Boulder NNP 43963 2713 242 clay clay NN 43963 2713 243 , , , 43963 2713 244 262 262 CD 43963 2713 245 Bracklesham Bracklesham NNP 43963 2713 246 beds bed NNS 43963 2713 247 , , , 43963 2713 248 244 244 CD 43963 2713 249 Bradford Bradford NNP 43963 2713 250 clay clay NN 43963 2713 251 , , , 43963 2713 252 230 230 CD 43963 2713 253 Break Break NNP 43963 2713 254 , , , 43963 2713 255 palæontological palæontological JJ 43963 2713 256 , , , 43963 2713 257 61 61 CD 43963 2713 258 ; ; : 43963 2713 259 physical physical JJ 43963 2713 260 , , , 43963 2713 261 60 60 CD 43963 2713 262 Bristow Bristow NNP 43963 2713 263 , , , 43963 2713 264 H. H. NNP 43963 2713 265 , , , 43963 2713 266 239 239 CD 43963 2713 267 Brockram Brockram NNP 43963 2713 268 , , , 43963 2713 269 211 211 CD 43963 2713 270 Brögger Brögger NNP 43963 2713 271 , , , 43963 2713 272 W. W. NNP 43963 2713 273 C. C. NNP 43963 2713 274 , , , 43963 2713 275 161 161 CD 43963 2713 276 - - SYM 43963 2713 277 163 163 CD 43963 2713 278 Brongniart Brongniart NNP 43963 2713 279 , , , 43963 2713 280 H. H. NNP 43963 2713 281 , , , 43963 2713 282 18 18 CD 43963 2713 283 Brongniart Brongniart NNP 43963 2713 284 , , , 43963 2713 285 C. C. NNP 43963 2713 286 , , , 43963 2713 287 200 200 CD 43963 2713 288 Bronze Bronze NNP 43963 2713 289 age age NN 43963 2713 290 , , , 43963 2713 291 275 275 CD 43963 2713 292 - - SYM 43963 2713 293 277 277 CD 43963 2713 294 Brown Brown NNP 43963 2713 295 Jura Jura NNP 43963 2713 296 , , , 43963 2713 297 226 226 CD 43963 2713 298 Bunter Bunter NNP 43963 2713 299 sandstone sandstone NN 43963 2713 300 , , , 43963 2713 301 218 218 CD 43963 2713 302 , , , 43963 2713 303 220 220 CD 43963 2713 304 - - SYM 43963 2713 305 222 222 CD 43963 2713 306 Bure Bure NNP 43963 2713 307 valley valley NN 43963 2713 308 beds bed NNS 43963 2713 309 , , , 43963 2713 310 256 256 CD 43963 2713 311 Buttery buttery NN 43963 2713 312 clay clay NN 43963 2713 313 , , , 43963 2713 314 276 276 CD 43963 2713 315 Caerfai Caerfai NNP 43963 2713 316 beds bed NNS 43963 2713 317 , , , 43963 2713 318 152 152 CD 43963 2713 319 , , , 43963 2713 320 154 154 CD 43963 2713 321 , , , 43963 2713 322 156 156 CD 43963 2713 323 Calcareous calcareous JJ 43963 2713 324 rocks rock NNS 43963 2713 325 , , , 43963 2713 326 29 29 CD 43963 2713 327 Caldicote Caldicote NNP 43963 2713 328 series series NN 43963 2713 329 , , , 43963 2713 330 139 139 CD 43963 2713 331 Callaway Callaway NNP 43963 2713 332 , , , 43963 2713 333 C. C. NNP 43963 2713 334 , , , 43963 2713 335 138 138 CD 43963 2713 336 - - SYM 43963 2713 337 140 140 CD 43963 2713 338 Callovian callovian JJ 43963 2713 339 series series NN 43963 2713 340 , , , 43963 2713 341 227 227 CD 43963 2713 342 , , , 43963 2713 343 232 232 CD 43963 2713 344 Cambrian cambrian JJ 43963 2713 345 faunas fauna NNS 43963 2713 346 , , , 43963 2713 347 158 158 CD 43963 2713 348 - - SYM 43963 2713 349 163 163 CD 43963 2713 350 Cambrian cambrian JJ 43963 2713 351 system system NN 43963 2713 352 , , , 43963 2713 353 152 152 CD 43963 2713 354 - - HYPH 43963 2713 355 163 163 CD 43963 2713 356 Caradoc Caradoc NNP 43963 2713 357 series series NN 43963 2713 358 , , , 43963 2713 359 165 165 CD 43963 2713 360 , , , 43963 2713 361 168 168 CD 43963 2713 362 - - SYM 43963 2713 363 171 171 CD 43963 2713 364 Carbonaceous carbonaceous JJ 43963 2713 365 rocks rock NNS 43963 2713 366 , , , 43963 2713 367 29 29 CD 43963 2713 368 Carboniferous carboniferous JJ 43963 2713 369 fauna fauna NNS 43963 2713 370 and and CC 43963 2713 371 flora flora NNS 43963 2713 372 , , , 43963 2713 373 199 199 CD 43963 2713 374 - - SYM 43963 2713 375 201 201 CD 43963 2713 376 Carboniferous carboniferous JJ 43963 2713 377 limestone limestone NN 43963 2713 378 , , , 43963 2713 379 192 192 CD 43963 2713 380 , , , 43963 2713 381 194 194 CD 43963 2713 382 , , , 43963 2713 383 195 195 CD 43963 2713 384 Carboniferous carboniferous JJ 43963 2713 385 system system NN 43963 2713 386 , , , 43963 2713 387 192 192 CD 43963 2713 388 - - SYM 43963 2713 389 201 201 CD 43963 2713 390 Carnic carnic JJ 43963 2713 391 beds bed NNS 43963 2713 392 , , , 43963 2713 393 225 225 CD 43963 2713 394 Cataclastic cataclastic JJ 43963 2713 395 rocks rock NNS 43963 2713 396 , , , 43963 2713 397 24 24 CD 43963 2713 398 Cave Cave NNP 43963 2713 399 man man NN 43963 2713 400 , , , 43963 2713 401 268 268 CD 43963 2713 402 Cenomanian cenomanian JJ 43963 2713 403 series series NN 43963 2713 404 , , , 43963 2713 405 236 236 CD 43963 2713 406 Ceratopyge Ceratopyge NNP 43963 2713 407 fauna fauna NNS 43963 2713 408 , , , 43963 2713 409 162 162 CD 43963 2713 410 Chalk Chalk NNP 43963 2713 411 , , , 43963 2713 412 236 236 CD 43963 2713 413 , , , 43963 2713 414 238 238 CD 43963 2713 415 , , , 43963 2713 416 239 239 CD 43963 2713 417 Chalk chalk JJ 43963 2713 418 marl marl NN 43963 2713 419 , , , 43963 2713 420 236 236 CD 43963 2713 421 Chemically chemically RB 43963 2713 422 - - HYPH 43963 2713 423 formed form VBN 43963 2713 424 rocks rock NNS 43963 2713 425 , , , 43963 2713 426 29 29 CD 43963 2713 427 , , , 43963 2713 428 101 101 CD 43963 2713 429 Chillesford Chillesford NNP 43963 2713 430 crag crag NN 43963 2713 431 , , , 43963 2713 432 256 256 CD 43963 2713 433 Chronological chronological JJ 43963 2713 434 terms term NNS 43963 2713 435 , , , 43963 2713 436 60 60 CD 43963 2713 437 Clastic clastic JJ 43963 2713 438 rocks rock NNS 43963 2713 439 , , , 43963 2713 440 24 24 CD 43963 2713 441 Climatic climatic JJ 43963 2713 442 conditions condition NNS 43963 2713 443 , , , 43963 2713 444 103 103 CD 43963 2713 445 , , , 43963 2713 446 112 112 CD 43963 2713 447 , , , 43963 2713 448 290 290 CD 43963 2713 449 , , , 43963 2713 450 291 291 CD 43963 2713 451 Climatic climatic JJ 43963 2713 452 zones zone NNS 43963 2713 453 , , , 43963 2713 454 in in IN 43963 2713 455 Jurassic Jurassic NNP 43963 2713 456 times time NNS 43963 2713 457 , , , 43963 2713 458 233 233 CD 43963 2713 459 ; ; : 43963 2713 460 in in IN 43963 2713 461 Cretaceous cretaceous JJ 43963 2713 462 times time NNS 43963 2713 463 , , , 43963 2713 464 241 241 CD 43963 2713 465 Clymenian clymenian JJ 43963 2713 466 beds bed NNS 43963 2713 467 , , , 43963 2713 468 183 183 CD 43963 2713 469 Coal Coal NNP 43963 2713 470 , , , 43963 2713 471 196 196 CD 43963 2713 472 - - SYM 43963 2713 473 199 199 CD 43963 2713 474 Coal Coal NNP 43963 2713 475 measures measure NNS 43963 2713 476 , , , 43963 2713 477 192 192 CD 43963 2713 478 ; ; : 43963 2713 479 mode mode NN 43963 2713 480 of of IN 43963 2713 481 formation formation NN 43963 2713 482 of of IN 43963 2713 483 , , , 43963 2713 484 195 195 CD 43963 2713 485 - - SYM 43963 2713 486 199 199 CD 43963 2713 487 Coblenzian coblenzian JJ 43963 2713 488 beds bed NNS 43963 2713 489 , , , 43963 2713 490 184 184 CD 43963 2713 491 Collyweston Collyweston NNP 43963 2713 492 slate slate NN 43963 2713 493 , , , 43963 2713 494 231 231 CD 43963 2713 495 Colonies Colonies NNPS 43963 2713 496 , , , 43963 2713 497 theory theory NN 43963 2713 498 of of IN 43963 2713 499 , , , 43963 2713 500 55 55 CD 43963 2713 501 Contemporaneity contemporaneity NN 43963 2713 502 of of IN 43963 2713 503 strata strata NN 43963 2713 504 , , , 43963 2713 505 48 48 CD 43963 2713 506 Continents continent NNS 43963 2713 507 , , , 43963 2713 508 growth growth NN 43963 2713 509 of of IN 43963 2713 510 , , , 43963 2713 511 285 285 CD 43963 2713 512 - - SYM 43963 2713 513 287 287 CD 43963 2713 514 Cope Cope NNP 43963 2713 515 , , , 43963 2713 516 E. E. NNP 43963 2713 517 , , , 43963 2713 518 249 249 CD 43963 2713 519 Corallian corallian JJ 43963 2713 520 series series NN 43963 2713 521 , , , 43963 2713 522 227 227 CD 43963 2713 523 , , , 43963 2713 524 232 232 CD 43963 2713 525 Coralline Coralline NNP 43963 2713 526 crag crag NN 43963 2713 527 , , , 43963 2713 528 256 256 CD 43963 2713 529 , , , 43963 2713 530 257 257 CD 43963 2713 531 Cornbrash Cornbrash NNP 43963 2713 532 , , , 43963 2713 533 230 230 CD 43963 2713 534 Cornstones Cornstones NNPS 43963 2713 535 , , , 43963 2713 536 186 186 CD 43963 2713 537 Coutchiching Coutchiching NNP 43963 2713 538 series series NN 43963 2713 539 , , , 43963 2713 540 144 144 CD 43963 2713 541 Crags crag NNS 43963 2713 542 , , , 43963 2713 543 256 256 CD 43963 2713 544 - - SYM 43963 2713 545 259 259 CD 43963 2713 546 Cretaceous cretaceous JJ 43963 2713 547 fauna fauna NNS 43963 2713 548 and and CC 43963 2713 549 flora flora NNS 43963 2713 550 , , , 43963 2713 551 241 241 CD 43963 2713 552 - - SYM 43963 2713 553 243 243 CD 43963 2713 554 Cretaceous cretaceous JJ 43963 2713 555 system system NN 43963 2713 556 , , , 43963 2713 557 236 236 CD 43963 2713 558 - - SYM 43963 2713 559 243 243 CD 43963 2713 560 Croll Croll NNP 43963 2713 561 , , , 43963 2713 562 J. J. NNP 43963 2713 563 , , , 43963 2713 564 265 265 CD 43963 2713 565 , , , 43963 2713 566 295 295 CD 43963 2713 567 , , , 43963 2713 568 296 296 CD 43963 2713 569 Cromer Cromer NNP 43963 2713 570 Forest Forest NNP 43963 2713 571 series series NN 43963 2713 572 , , , 43963 2713 573 100 100 CD 43963 2713 574 , , , 43963 2713 575 256 256 CD 43963 2713 576 , , , 43963 2713 577 259 259 CD 43963 2713 578 Cromer Cromer NNP 43963 2713 579 till till IN 43963 2713 580 , , , 43963 2713 581 262 262 CD 43963 2713 582 Cucullæa Cucullæa NNP 43963 2713 583 beds bed NNS 43963 2713 584 , , , 43963 2713 585 183 183 CD 43963 2713 586 Cuvier cuvi JJR 43963 2713 587 , , , 43963 2713 588 Baron Baron NNP 43963 2713 589 G. G. NNP 43963 2713 590 , , , 43963 2713 591 18 18 CD 43963 2713 592 , , , 43963 2713 593 20 20 CD 43963 2713 594 Dalradian dalradian JJ 43963 2713 595 rocks rock NNS 43963 2713 596 , , , 43963 2713 597 137 137 CD 43963 2713 598 Dana Dana NNP 43963 2713 599 , , , 43963 2713 600 J. J. NNP 43963 2713 601 D. D. NNP 43963 2713 602 , , , 43963 2713 603 285 285 CD 43963 2713 604 Danian danian JJ 43963 2713 605 series series NN 43963 2713 606 , , , 43963 2713 607 236 236 CD 43963 2713 608 Darwin Darwin NNP 43963 2713 609 , , , 43963 2713 610 C. C. NNP 43963 2713 611 , , , 43963 2713 612 20 20 CD 43963 2713 613 , , , 43963 2713 614 76 76 CD 43963 2713 615 Darwin Darwin NNP 43963 2713 616 , , , 43963 2713 617 G. G. NNP 43963 2713 618 , , , 43963 2713 619 295 295 CD 43963 2713 620 Daubrée Daubrée NNP 43963 2713 621 , , , 43963 2713 622 A. a. NN 43963 2713 623 , , , 43963 2713 624 88 88 CD 43963 2713 625 David David NNP 43963 2713 626 , , , 43963 2713 627 T. T. NNP 43963 2713 628 W. W. NNP 43963 2713 629 E. E. NNP 43963 2713 630 , , , 43963 2713 631 206 206 CD 43963 2713 632 Davis Davis NNP 43963 2713 633 , , , 43963 2713 634 W. W. NNP 43963 2713 635 M. M. NNP 43963 2713 636 , , , 43963 2713 637 258 258 CD 43963 2713 638 , , , 43963 2713 639 280 280 CD 43963 2713 640 Dawkins Dawkins NNPS 43963 2713 641 , , , 43963 2713 642 W. W. NNP 43963 2713 643 B. B. NNP 43963 2713 644 , , , 43963 2713 645 266 266 CD 43963 2713 646 , , , 43963 2713 647 268 268 CD 43963 2713 648 , , , 43963 2713 649 270 270 CD 43963 2713 650 , , , 43963 2713 651 272 272 CD 43963 2713 652 , , , 43963 2713 653 277 277 CD 43963 2713 654 Deep deep JJ 43963 2713 655 - - HYPH 43963 2713 656 sea sea NN 43963 2713 657 deposits deposit NNS 43963 2713 658 , , , 43963 2713 659 109 109 CD 43963 2713 660 De De NNP 43963 2713 661 Hayes Hayes NNP 43963 2713 662 , , , 43963 2713 663 G. G. NNP 43963 2713 664 P. P. NNP 43963 2713 665 , , , 43963 2713 666 19 19 CD 43963 2713 667 De De NNP 43963 2713 668 la la NNP 43963 2713 669 Beche Beche NNP 43963 2713 670 , , , 43963 2713 671 Sir Sir NNP 43963 2713 672 H. H. NNP 43963 2713 673 , , , 43963 2713 674 92 92 CD 43963 2713 675 Deposition Deposition NNP 43963 2713 676 , , , 43963 2713 677 order order NN 43963 2713 678 of of IN 43963 2713 679 , , , 43963 2713 680 37 37 CD 43963 2713 681 , , , 43963 2713 682 116 116 CD 43963 2713 683 Derivative derivative JJ 43963 2713 684 rocks rock NNS 43963 2713 685 , , , 43963 2713 686 23 23 CD 43963 2713 687 Devonian devonian JJ 43963 2713 688 flora flora NNS 43963 2713 689 and and CC 43963 2713 690 fauna fauna NNS 43963 2713 691 , , , 43963 2713 692 189 189 CD 43963 2713 693 - - SYM 43963 2713 694 191 191 CD 43963 2713 695 Devonian Devonian NNP 43963 2713 696 system system NN 43963 2713 697 , , , 43963 2713 698 183 183 CD 43963 2713 699 - - SYM 43963 2713 700 191 191 CD 43963 2713 701 Dictyograptus Dictyograptus NNP 43963 2713 702 fauna fauna NNS 43963 2713 703 , , , 43963 2713 704 162 162 CD 43963 2713 705 Dimetian dimetian JJ 43963 2713 706 rocks rock NNS 43963 2713 707 , , , 43963 2713 708 141 141 CD 43963 2713 709 Dogger dogger NN 43963 2713 710 , , , 43963 2713 711 226 226 CD 43963 2713 712 Downtonian downtonian JJ 43963 2713 713 beds bed NNS 43963 2713 714 , , , 43963 2713 715 175 175 CD 43963 2713 716 Dwyka Dwyka NNP 43963 2713 717 conglomerate conglomerate NN 43963 2713 718 , , , 43963 2713 719 206 206 CD 43963 2713 720 Edwards Edwards NNP 43963 2713 721 , , , 43963 2713 722 F. F. NNP 43963 2713 723 E. E. NNP 43963 2713 724 , , , 43963 2713 725 250 250 CD 43963 2713 726 Eifelian eifelian JJ 43963 2713 727 beds bed NNS 43963 2713 728 , , , 43963 2713 729 184 184 CD 43963 2713 730 Encrinurus Encrinurus NNP 43963 2713 731 fauna fauna NNS 43963 2713 732 , , , 43963 2713 733 185 185 CD 43963 2713 734 Englacial englacial JJ 43963 2713 735 deposits deposit NNS 43963 2713 736 , , , 43963 2713 737 261 261 CD 43963 2713 738 Entomis Entomis NNP 43963 2713 739 slates slate NNS 43963 2713 740 , , , 43963 2713 741 183 183 CD 43963 2713 742 Eocene Eocene NNP 43963 2713 743 fauna fauna NNS 43963 2713 744 and and CC 43963 2713 745 flora flora NNS 43963 2713 746 , , , 43963 2713 747 248 248 CD 43963 2713 748 , , , 43963 2713 749 249 249 CD 43963 2713 750 Eocene Eocene NNP 43963 2713 751 rocks rock NNS 43963 2713 752 , , , 43963 2713 753 244 244 CD 43963 2713 754 - - SYM 43963 2713 755 250 250 CD 43963 2713 756 Eozoon Eozoon NNP 43963 2713 757 canadense canadense NN 43963 2713 758 , , , 43963 2713 759 143 143 CD 43963 2713 760 Eparchæan Eparchæan NNP 43963 2713 761 rocks rock NNS 43963 2713 762 , , , 43963 2713 763 132 132 CD 43963 2713 764 Epeirogenic epeirogenic JJ 43963 2713 765 movements movement NNS 43963 2713 766 , , , 43963 2713 767 32 32 CD 43963 2713 768 Epiclastic epiclastic JJ 43963 2713 769 rocks rock NNS 43963 2713 770 , , , 43963 2713 771 24 24 CD 43963 2713 772 ; ; , 43963 2713 773 simulation simulation NN 43963 2713 774 by by IN 43963 2713 775 cataclastic cataclastic JJ 43963 2713 776 rocks rock NNS 43963 2713 777 , , , 43963 2713 778 38 38 CD 43963 2713 779 , , , 43963 2713 780 80 80 CD 43963 2713 781 Epoch Epoch NNP 43963 2713 782 , , , 43963 2713 783 definition definition NN 43963 2713 784 of of IN 43963 2713 785 , , , 43963 2713 786 60 60 CD 43963 2713 787 Estuarine estuarine JJ 43963 2713 788 series series NN 43963 2713 789 , , , 43963 2713 790 230 230 CD 43963 2713 791 Etheridge Etheridge NNP 43963 2713 792 , , , 43963 2713 793 R. R. NNP 43963 2713 794 , , , 43963 2713 795 19 19 CD 43963 2713 796 Ettingshausen Ettingshausen NNP 43963 2713 797 , , , 43963 2713 798 Baron Baron NNP 43963 2713 799 von von NNP 43963 2713 800 , , , 43963 2713 801 250 250 CD 43963 2713 802 Evans Evans NNP 43963 2713 803 , , , 43963 2713 804 Sir Sir NNP 43963 2713 805 J. J. NNP 43963 2713 806 , , , 43963 2713 807 266 266 CD 43963 2713 808 , , , 43963 2713 809 270 270 CD 43963 2713 810 , , , 43963 2713 811 274 274 CD 43963 2713 812 , , , 43963 2713 813 277 277 CD 43963 2713 814 Evolution Evolution NNP 43963 2713 815 , , , 43963 2713 816 287 287 CD 43963 2713 817 , , , 43963 2713 818 293 293 CD 43963 2713 819 Feistmantel Feistmantel NNP 43963 2713 820 , , , 43963 2713 821 O. O. NNP 43963 2713 822 , , , 43963 2713 823 208 208 CD 43963 2713 824 Fenland Fenland NNP 43963 2713 825 , , , 43963 2713 826 276 276 CD 43963 2713 827 Fluvio fluvio NN 43963 2713 828 - - HYPH 43963 2713 829 glacial glacial JJ 43963 2713 830 deposits deposit NNS 43963 2713 831 , , , 43963 2713 832 261 261 CD 43963 2713 833 Foreland Foreland NNP 43963 2713 834 grits grit NNS 43963 2713 835 , , , 43963 2713 836 184 184 CD 43963 2713 837 Forest Forest NNP 43963 2713 838 marble marble NN 43963 2713 839 , , , 43963 2713 840 230 230 CD 43963 2713 841 Forest Forest NNP 43963 2713 842 period period NN 43963 2713 843 , , , 43963 2713 844 260 260 CD 43963 2713 845 , , , 43963 2713 846 275 275 CD 43963 2713 847 - - SYM 43963 2713 848 277 277 CD 43963 2713 849 Fossils fossil NNS 43963 2713 850 , , , 43963 2713 851 42 42 CD 43963 2713 852 ; ; : 43963 2713 853 strata strata NN 43963 2713 854 identifiable identifiable JJ 43963 2713 855 by by IN 43963 2713 856 , , , 43963 2713 857 40 40 CD 43963 2713 858 ; ; : 43963 2713 859 mode mode NN 43963 2713 860 of of IN 43963 2713 861 occurrence occurrence NN 43963 2713 862 of of IN 43963 2713 863 , , , 43963 2713 864 44 44 CD 43963 2713 865 ; ; : 43963 2713 866 relative relative JJ 43963 2713 867 value value NN 43963 2713 868 of of IN 43963 2713 869 , , , 43963 2713 870 47 47 CD 43963 2713 871 ; ; : 43963 2713 872 remanié remanié NN 43963 2713 873 , , , 43963 2713 874 52 52 CD 43963 2713 875 ; ; : 43963 2713 876 geographical geographical JJ 43963 2713 877 distribution distribution NN 43963 2713 878 of of IN 43963 2713 879 , , , 43963 2713 880 55 55 CD 43963 2713 881 ; ; : 43963 2713 882 as as IN 43963 2713 883 indicative indicative JJ 43963 2713 884 of of IN 43963 2713 885 physical physical JJ 43963 2713 886 conditions condition NNS 43963 2713 887 , , , 43963 2713 888 104 104 CD 43963 2713 889 Fossil Fossil NNP 43963 2713 890 zone zone NN 43963 2713 891 , , , 43963 2713 892 67 67 CD 43963 2713 893 Foster Foster NNP 43963 2713 894 , , , 43963 2713 895 C. C. NNP 43963 2713 896 Le Le NNP 43963 2713 897 N. N. NNP 43963 2713 898 , , , 43963 2713 899 239 239 CD 43963 2713 900 Fox Fox NNP 43963 2713 901 , , , 43963 2713 902 H. H. NNP 43963 2713 903 , , , 43963 2713 904 195 195 CD 43963 2713 905 Freshwater Freshwater NNP 43963 2713 906 deposits deposit NNS 43963 2713 907 , , , 43963 2713 908 104 104 CD 43963 2713 909 ; ; : 43963 2713 910 distinction distinction NN 43963 2713 911 from from IN 43963 2713 912 marine marine NNP 43963 2713 913 , , , 43963 2713 914 105 105 CD 43963 2713 915 Fuller Fuller NNP 43963 2713 916 's 's POS 43963 2713 917 earth earth NN 43963 2713 918 , , , 43963 2713 919 230 230 CD 43963 2713 920 Fusulina Fusulina NNP 43963 2713 921 beds bed NNS 43963 2713 922 , , , 43963 2713 923 201 201 CD 43963 2713 924 Gala Gala NNP 43963 2713 925 beds bed NNS 43963 2713 926 , , , 43963 2713 927 177 177 CD 43963 2713 928 Gannister Gannister NNP 43963 2713 929 stage stage NN 43963 2713 930 , , , 43963 2713 931 192 192 CD 43963 2713 932 Gardner Gardner NNP 43963 2713 933 , , , 43963 2713 934 J. J. NNP 43963 2713 935 S. S. NNP 43963 2713 936 , , , 43963 2713 937 250 250 CD 43963 2713 938 Gault Gault NNP 43963 2713 939 , , , 43963 2713 940 236 236 CD 43963 2713 941 , , , 43963 2713 942 238 238 CD 43963 2713 943 Geikie Geikie NNP 43963 2713 944 , , , 43963 2713 945 Sir Sir NNP 43963 2713 946 A. A. NNP 43963 2713 947 , , , 43963 2713 948 60 60 CD 43963 2713 949 , , , 43963 2713 950 84 84 CD 43963 2713 951 , , , 43963 2713 952 95 95 CD 43963 2713 953 , , , 43963 2713 954 125 125 CD 43963 2713 955 , , , 43963 2713 956 130 130 CD 43963 2713 957 , , , 43963 2713 958 137 137 CD 43963 2713 959 , , , 43963 2713 960 141 141 CD 43963 2713 961 , , , 43963 2713 962 142 142 CD 43963 2713 963 , , , 43963 2713 964 144 144 CD 43963 2713 965 , , , 43963 2713 966 186 186 CD 43963 2713 967 , , , 43963 2713 968 188 188 CD 43963 2713 969 , , , 43963 2713 970 199 199 CD 43963 2713 971 , , , 43963 2713 972 247 247 CD 43963 2713 973 , , , 43963 2713 974 295 295 CD 43963 2713 975 Geikie Geikie NNP 43963 2713 976 , , , 43963 2713 977 J. J. NNP 43963 2713 978 , , , 43963 2713 979 263 263 CD 43963 2713 980 Girvan Girvan NNP 43963 2713 981 type type NN 43963 2713 982 , , , 43963 2713 983 170 170 CD 43963 2713 984 Glacial glacial JJ 43963 2713 985 deposits deposit NNS 43963 2713 986 , , , 43963 2713 987 permo permo NN 43963 2713 988 - - HYPH 43963 2713 989 carboniferous carboniferous JJ 43963 2713 990 , , , 43963 2713 991 206 206 CD 43963 2713 992 ; ; : 43963 2713 993 Pleistocene Pleistocene NNP 43963 2713 994 , , , 43963 2713 995 260 260 CD 43963 2713 996 - - HYPH 43963 2713 997 266 266 CD 43963 2713 998 Glacial glacial JJ 43963 2713 999 period period NN 43963 2713 1000 , , , 43963 2713 1001 260 260 CD 43963 2713 1002 - - HYPH 43963 2713 1003 266 266 CD 43963 2713 1004 Glenkiln Glenkiln NNP 43963 2713 1005 shales shale NNS 43963 2713 1006 , , , 43963 2713 1007 169 169 CD 43963 2713 1008 , , , 43963 2713 1009 170 170 CD 43963 2713 1010 Glossopteris Glossopteris NNP 43963 2713 1011 flora flora NNS 43963 2713 1012 , , , 43963 2713 1013 207 207 CD 43963 2713 1014 , , , 43963 2713 1015 208 208 CD 43963 2713 1016 , , , 43963 2713 1017 214 214 CD 43963 2713 1018 Godwin Godwin NNP 43963 2713 1019 - - HYPH 43963 2713 1020 Austen Austen NNP 43963 2713 1021 , , , 43963 2713 1022 R. R. NNP 43963 2713 1023 A. a. NN 43963 2713 1024 C. C. NNP 43963 2713 1025 , , , 43963 2713 1026 20 20 CD 43963 2713 1027 Gondwana Gondwana NNP 43963 2713 1028 series series NN 43963 2713 1029 , , , 43963 2713 1030 207 207 CD 43963 2713 1031 Gondwanaland Gondwanaland NNP 43963 2713 1032 , , , 43963 2713 1033 207 207 CD 43963 2713 1034 , , , 43963 2713 1035 284 284 CD 43963 2713 1036 Goniatite Goniatite NNP 43963 2713 1037 beds bed NNS 43963 2713 1038 , , , 43963 2713 1039 183 183 CD 43963 2713 1040 Goodchild Goodchild NNP 43963 2713 1041 , , , 43963 2713 1042 J. J. NNP 43963 2713 1043 G. G. NNP 43963 2713 1044 , , , 43963 2713 1045 87 87 CD 43963 2713 1046 , , , 43963 2713 1047 130 130 CD 43963 2713 1048 , , , 43963 2713 1049 263 263 CD 43963 2713 1050 , , , 43963 2713 1051 295 295 CD 43963 2713 1052 Great great JJ 43963 2713 1053 ice ice NN 43963 2713 1054 age age NN 43963 2713 1055 , , , 43963 2713 1056 295 295 CD 43963 2713 1057 , , , 43963 2713 1058 296 296 CD 43963 2713 1059 Great great JJ 43963 2713 1060 oolite oolite NN 43963 2713 1061 , , , 43963 2713 1062 230 230 CD 43963 2713 1063 , , , 43963 2713 1064 231 231 CD 43963 2713 1065 Gregory Gregory NNP 43963 2713 1066 , , , 43963 2713 1067 J. J. NNP 43963 2713 1068 G. G. NNP 43963 2713 1069 , , , 43963 2713 1070 258 258 CD 43963 2713 1071 Green Green NNP 43963 2713 1072 , , , 43963 2713 1073 A. a. NN 43963 2713 1074 H. h. NN 43963 2713 1075 , , , 43963 2713 1076 122 122 CD 43963 2713 1077 , , , 43963 2713 1078 139 139 CD 43963 2713 1079 , , , 43963 2713 1080 193 193 CD 43963 2713 1081 Greensand Greensand NNP 43963 2713 1082 , , , 43963 2713 1083 Lower low JJR 43963 2713 1084 , , , 43963 2713 1085 236 236 CD 43963 2713 1086 ; ; : 43963 2713 1087 Upper upper JJ 43963 2713 1088 , , , 43963 2713 1089 236 236 CD 43963 2713 1090 Groom groom NN 43963 2713 1091 , , , 43963 2713 1092 T. t. NN 43963 2713 1093 T. t. NN 43963 2713 1094 , , , 43963 2713 1095 178 178 CD 43963 2713 1096 Gshellian gshellian JJ 43963 2713 1097 beds bed NNS 43963 2713 1098 , , , 43963 2713 1099 193 193 CD 43963 2713 1100 , , , 43963 2713 1101 201 201 CD 43963 2713 1102 Hampshire Hampshire NNP 43963 2713 1103 basin basin NN 43963 2713 1104 , , , 43963 2713 1105 245 245 CD 43963 2713 1106 Hangman Hangman NNP 43963 2713 1107 grits grit VBZ 43963 2713 1108 , , , 43963 2713 1109 184 184 CD 43963 2713 1110 Harker Harker NNP 43963 2713 1111 , , , 43963 2713 1112 A. a. NN 43963 2713 1113 , , , 43963 2713 1114 30 30 CD 43963 2713 1115 , , , 43963 2713 1116 88 88 CD 43963 2713 1117 Harkness Harkness NNP 43963 2713 1118 , , , 43963 2713 1119 R. R. NNP 43963 2713 1120 , , , 43963 2713 1121 161 161 CD 43963 2713 1122 Harmer Harmer NNP 43963 2713 1123 , , , 43963 2713 1124 F. F. NNP 43963 2713 1125 W. W. NNP 43963 2713 1126 , , , 43963 2713 1127 258 258 CD 43963 2713 1128 Harpes Harpes NNPS 43963 2713 1129 fauna fauna NNS 43963 2713 1130 , , , 43963 2713 1131 175 175 CD 43963 2713 1132 Harrison Harrison NNP 43963 2713 1133 , , , 43963 2713 1134 W. W. NNP 43963 2713 1135 J. J. NNP 43963 2713 1136 , , , 43963 2713 1137 130 130 CD 43963 2713 1138 Hartfell Hartfell NNP 43963 2713 1139 shales shale NNS 43963 2713 1140 , , , 43963 2713 1141 169 169 CD 43963 2713 1142 , , , 43963 2713 1143 170 170 CD 43963 2713 1144 Hastings Hastings NNP 43963 2713 1145 sands sand VBZ 43963 2713 1146 , , , 43963 2713 1147 236 236 CD 43963 2713 1148 , , , 43963 2713 1149 237 237 CD 43963 2713 1150 Haughton Haughton NNP 43963 2713 1151 , , , 43963 2713 1152 S. S. NNP 43963 2713 1153 , , , 43963 2713 1154 295 295 CD 43963 2713 1155 Headon Headon NNP 43963 2713 1156 beds bed NNS 43963 2713 1157 , , , 43963 2713 1158 251 251 CD 43963 2713 1159 Heim Heim NNP 43963 2713 1160 , , , 43963 2713 1161 A. a. NN 43963 2713 1162 , , , 43963 2713 1163 32 32 CD 43963 2713 1164 Hempstead Hempstead NNP 43963 2713 1165 beds bed NNS 43963 2713 1166 , , , 43963 2713 1167 251 251 CD 43963 2713 1168 Hercynian hercynian JJ 43963 2713 1169 systems system NNS 43963 2713 1170 of of IN 43963 2713 1171 folds fold NNS 43963 2713 1172 , , , 43963 2713 1173 203 203 CD 43963 2713 1174 Hicks Hicks NNPS 43963 2713 1175 , , , 43963 2713 1176 H. H. NNP 43963 2713 1177 , , , 43963 2713 1178 134 134 CD 43963 2713 1179 , , , 43963 2713 1180 141 141 CD 43963 2713 1181 , , , 43963 2713 1182 153 153 CD 43963 2713 1183 , , , 43963 2713 1184 154 154 CD 43963 2713 1185 , , , 43963 2713 1186 160 160 CD 43963 2713 1187 , , , 43963 2713 1188 161 161 CD 43963 2713 1189 , , , 43963 2713 1190 163 163 CD 43963 2713 1191 , , , 43963 2713 1192 167 167 CD 43963 2713 1193 , , , 43963 2713 1194 184 184 CD 43963 2713 1195 , , , 43963 2713 1196 266 266 CD 43963 2713 1197 Hickson Hickson NNP 43963 2713 1198 , , , 43963 2713 1199 S. S. NNP 43963 2713 1200 J. J. NNP 43963 2713 1201 , , , 43963 2713 1202 109 109 CD 43963 2713 1203 Hill Hill NNP 43963 2713 1204 , , , 43963 2713 1205 A. a. NN 43963 2713 1206 , , , 43963 2713 1207 239 239 CD 43963 2713 1208 Hill Hill NNP 43963 2713 1209 , , , 43963 2713 1210 E. E. NNP 43963 2713 1211 , , , 43963 2713 1212 142 142 CD 43963 2713 1213 Hilton Hilton NNP 43963 2713 1214 shales shale NNS 43963 2713 1215 , , , 43963 2713 1216 210 210 CD 43963 2713 1217 , , , 43963 2713 1218 211 211 CD 43963 2713 1219 Hind Hind NNP 43963 2713 1220 , , , 43963 2713 1221 W. W. NNP 43963 2713 1222 , , , 43963 2713 1223 196 196 CD 43963 2713 1224 Hinde Hinde NNP 43963 2713 1225 , , , 43963 2713 1226 G. G. NNP 43963 2713 1227 J. J. NNP 43963 2713 1228 , , , 43963 2713 1229 169 169 CD 43963 2713 1230 , , , 43963 2713 1231 195 195 CD 43963 2713 1232 Hippurite Hippurite NNP 43963 2713 1233 limestone limestone NN 43963 2713 1234 , , , 43963 2713 1235 241 241 CD 43963 2713 1236 , , , 43963 2713 1237 242 242 CD 43963 2713 1238 Hirnant hirnant NN 43963 2713 1239 limestone limestone NN 43963 2713 1240 , , , 43963 2713 1241 167 167 CD 43963 2713 1242 Homotaxis Homotaxis NNP 43963 2713 1243 , , , 43963 2713 1244 48 48 CD 43963 2713 1245 Hughes hughe NNS 43963 2713 1246 , , , 43963 2713 1247 T. t. NN 43963 2714 1 McK. McK. NNP 43963 2714 2 , , , 43963 2714 3 141 141 CD 43963 2714 4 , , , 43963 2714 5 264 264 CD 43963 2714 6 , , , 43963 2714 7 266 266 CD 43963 2714 8 Hull Hull NNP 43963 2714 9 , , , 43963 2714 10 E. E. NNP 43963 2714 11 , , , 43963 2714 12 120 120 CD 43963 2714 13 , , , 43963 2714 14 122 122 CD 43963 2714 15 , , , 43963 2714 16 193 193 CD 43963 2714 17 , , , 43963 2714 18 283 283 CD 43963 2714 19 Hume Hume NNP 43963 2714 20 , , , 43963 2714 21 W. W. NNP 43963 2714 22 F. F. NNP 43963 2714 23 , , , 43963 2714 24 239 239 CD 43963 2714 25 Hunt Hunt NNP 43963 2714 26 , , , 43963 2714 27 A. a. NN 43963 2714 28 R. R. NNP 43963 2714 29 , , , 43963 2714 30 101 101 CD 43963 2714 31 Huronian huronian JJ 43963 2714 32 system system NN 43963 2714 33 , , , 43963 2714 34 143 143 CD 43963 2714 35 Hutton Hutton NNP 43963 2714 36 , , , 43963 2714 37 J. J. NNP 43963 2714 38 , , , 43963 2714 39 287 287 CD 43963 2714 40 Huxley Huxley NNP 43963 2714 41 , , , 43963 2714 42 T. T. NNP 43963 2714 43 H. H. NNP 43963 2714 44 , , , 43963 2714 45 50 50 CD 43963 2714 46 , , , 43963 2714 47 250 250 CD 43963 2714 48 Igneous igneous JJ 43963 2714 49 rocks rock NNS 43963 2714 50 , , , 43963 2714 51 21 21 CD 43963 2714 52 - - SYM 43963 2714 53 23 23 CD 43963 2714 54 Ilfracombe ilfracombe JJ 43963 2714 55 beds bed NNS 43963 2714 56 , , , 43963 2714 57 184 184 CD 43963 2714 58 Inferior inferior JJ 43963 2714 59 oolite oolite NN 43963 2714 60 , , , 43963 2714 61 230 230 CD 43963 2714 62 Inverted invert VBN 43963 2714 63 strata strata NN 43963 2714 64 , , , 43963 2714 65 32 32 CD 43963 2714 66 ; ; : 43963 2714 67 detection detection NN 43963 2714 68 of of IN 43963 2714 69 , , , 43963 2714 70 32 32 CD 43963 2714 71 Iron Iron NNP 43963 2714 72 age age NN 43963 2714 73 , , , 43963 2714 74 275 275 CD 43963 2714 75 , , , 43963 2714 76 276 276 CD 43963 2714 77 Judd Judd NNP 43963 2714 78 , , , 43963 2714 79 J. J. NNP 43963 2714 80 W. W. NNP 43963 2714 81 , , , 43963 2714 82 239 239 CD 43963 2714 83 , , , 43963 2714 84 247 247 CD 43963 2714 85 Jukes Jukes NNP 43963 2714 86 , , , 43963 2714 87 J. J. NNP 43963 2715 1 B. B. NNP 43963 2715 2 , , , 43963 2715 3 84 84 CD 43963 2715 4 Jukes Jukes NNP 43963 2715 5 - - HYPH 43963 2715 6 Browne Browne NNP 43963 2715 7 , , , 43963 2715 8 A. A. NNP 43963 2715 9 J. J. NNP 43963 2715 10 , , , 43963 2715 11 126 126 CD 43963 2715 12 , , , 43963 2715 13 239 239 CD 43963 2715 14 , , , 43963 2715 15 264 264 CD 43963 2715 16 Jurassic Jurassic NNP 43963 2715 17 beds bed VBZ 43963 2715 18 , , , 43963 2715 19 225 225 CD 43963 2715 20 Jurassic Jurassic NNP 43963 2715 21 fauna fauna NNS 43963 2715 22 and and CC 43963 2715 23 flora flora NNS 43963 2715 24 , , , 43963 2715 25 234 234 CD 43963 2715 26 , , , 43963 2715 27 235 235 CD 43963 2715 28 Jurassic Jurassic NNP 43963 2715 29 system system NN 43963 2715 30 , , , 43963 2715 31 226 226 CD 43963 2715 32 - - SYM 43963 2715 33 235 235 CD 43963 2715 34 Kayser Kayser NNP 43963 2715 35 , , , 43963 2715 36 E. E. NNP 43963 2715 37 , , , 43963 2715 38 125 125 CD 43963 2715 39 , , , 43963 2715 40 191 191 CD 43963 2715 41 Keewatin Keewatin NNP 43963 2715 42 series series NN 43963 2715 43 , , , 43963 2715 44 144 144 CD 43963 2715 45 Kelvin Kelvin NNPS 43963 2715 46 , , , 43963 2715 47 Lord Lord NNP 43963 2715 48 , , , 43963 2715 49 289 289 CD 43963 2715 50 Kendall Kendall NNP 43963 2715 51 , , , 43963 2715 52 P. P. NNP 43963 2715 53 , , , 43963 2715 54 257 257 CD 43963 2715 55 Keuper Keuper NNP 43963 2715 56 beds bed NNS 43963 2715 57 , , , 43963 2715 58 218 218 CD 43963 2715 59 , , , 43963 2715 60 221 221 CD 43963 2715 61 , , , 43963 2715 62 222 222 CD 43963 2715 63 Kidston Kidston NNP 43963 2715 64 , , , 43963 2715 65 B. B. NNP 43963 2715 66 , , , 43963 2715 67 199 199 CD 43963 2715 68 Kimmeridge Kimmeridge NNP 43963 2715 69 clay clay NN 43963 2715 70 , , , 43963 2715 71 232 232 CD 43963 2715 72 Kimmeridgian kimmeridgian JJ 43963 2715 73 series series NN 43963 2715 74 , , , 43963 2715 75 226 226 CD 43963 2715 76 King King NNP 43963 2715 77 , , , 43963 2715 78 W. W. NNP 43963 2715 79 , , , 43963 2715 80 217 217 CD 43963 2715 81 Kjerulf Kjerulf NNP 43963 2715 82 , , , 43963 2715 83 Th Th NNP 43963 2715 84 . . NNP 43963 2715 85 , , , 43963 2715 86 88 88 CD 43963 2715 87 Koninck Koninck NNP 43963 2715 88 , , , 43963 2715 89 L. L. NNP 43963 2715 90 de de NNP 43963 2715 91 , , , 43963 2715 92 201 201 CD 43963 2715 93 Kupferschiefer Kupferschiefer NNP 43963 2715 94 , , , 43963 2715 95 209 209 CD 43963 2715 96 Lake Lake NNP 43963 2715 97 , , , 43963 2715 98 P. P. NNP 43963 2715 99 , , , 43963 2715 100 126 126 CD 43963 2715 101 , , , 43963 2715 102 178 178 CD 43963 2715 103 Lamina Lamina NNP 43963 2715 104 , , , 43963 2715 105 27 27 CD 43963 2715 106 Lamplugh Lamplugh NNP 43963 2715 107 , , , 43963 2715 108 G. G. NNP 43963 2715 109 W. W. NNP 43963 2715 110 , , , 43963 2715 111 80 80 CD 43963 2715 112 , , , 43963 2715 113 119 119 CD 43963 2715 114 , , , 43963 2715 115 264 264 CD 43963 2715 116 Lapworth Lapworth NNP 43963 2715 117 , , , 43963 2715 118 C. C. NNP 43963 2715 119 , , , 43963 2715 120 32 32 CD 43963 2715 121 , , , 43963 2715 122 138 138 CD 43963 2715 123 , , , 43963 2715 124 139 139 CD 43963 2715 125 , , , 43963 2715 126 156 156 CD 43963 2715 127 , , , 43963 2715 128 168 168 CD 43963 2715 129 - - SYM 43963 2715 130 170 170 CD 43963 2715 131 , , , 43963 2715 132 173 173 CD 43963 2715 133 , , , 43963 2715 134 178 178 CD 43963 2715 135 , , , 43963 2715 136 179 179 CD 43963 2715 137 Laurentian laurentian JJ 43963 2715 138 rocks rock NNS 43963 2715 139 , , , 43963 2715 140 143 143 CD 43963 2715 141 Lawson Lawson NNP 43963 2715 142 , , , 43963 2715 143 A. a. NN 43963 2715 144 C. C. NNP 43963 2715 145 , , , 43963 2715 146 144 144 CD 43963 2715 147 , , , 43963 2715 148 145 145 CD 43963 2715 149 Lehmann Lehmann NNP 43963 2715 150 , , , 43963 2715 151 J. J. NNP 43963 2715 152 , , , 43963 2715 153 77 77 CD 43963 2715 154 Lenham Lenham NNP 43963 2715 155 beds bed VBZ 43963 2715 156 , , , 43963 2715 157 257 257 CD 43963 2715 158 Lewis Lewis NNP 43963 2715 159 , , , 43963 2715 160 H. H. NNP 43963 2715 161 C. C. NNP 43963 2715 162 , , , 43963 2715 163 263 263 CD 43963 2715 164 Lias Lias NNPS 43963 2715 165 , , , 43963 2715 166 226 226 CD 43963 2715 167 , , , 43963 2715 168 229 229 CD 43963 2715 169 Liassian liassian JJ 43963 2715 170 series series NN 43963 2715 171 , , , 43963 2715 172 227 227 CD 43963 2715 173 , , , 43963 2715 174 229 229 CD 43963 2715 175 Lincolnshire Lincolnshire NNP 43963 2715 176 limestone limestone NN 43963 2715 177 , , , 43963 2715 178 230 230 CD 43963 2715 179 , , , 43963 2715 180 231 231 CD 43963 2715 181 Lincombe Lincombe NNP 43963 2715 182 and and CC 43963 2715 183 Warberry Warberry NNP 43963 2715 184 grits grit NNS 43963 2715 185 , , , 43963 2715 186 184 184 CD 43963 2715 187 Lindström Lindström NNP 43963 2715 188 , , , 43963 2715 189 G. G. NNP 43963 2715 190 , , , 43963 2715 191 114 114 CD 43963 2715 192 Lingula Lingula NNP 43963 2715 193 flags flag NNS 43963 2715 194 , , , 43963 2715 195 152 152 CD 43963 2715 196 , , , 43963 2715 197 155 155 CD 43963 2715 198 , , , 43963 2715 199 156 156 CD 43963 2715 200 Linnarsson Linnarsson NNP 43963 2715 201 , , , 43963 2715 202 J. J. NNP 43963 2715 203 G. G. NNP 43963 2715 204 O. O. NNP 43963 2715 205 , , , 43963 2715 206 161 161 CD 43963 2715 207 Llandeilo Llandeilo NNP 43963 2715 208 limestone limestone NN 43963 2715 209 , , , 43963 2715 210 167 167 CD 43963 2715 211 Llandeilo Llandeilo NNP 43963 2715 212 series series NN 43963 2715 213 , , , 43963 2715 214 165 165 CD 43963 2715 215 , , , 43963 2715 216 167 167 CD 43963 2715 217 Llandovery Llandovery NNP 43963 2715 218 series series NN 43963 2715 219 , , , 43963 2715 220 174 174 CD 43963 2715 221 - - SYM 43963 2715 222 177 177 CD 43963 2715 223 Loess Loess NNP 43963 2715 224 , , , 43963 2715 225 267 267 CD 43963 2715 226 Logan Logan NNP 43963 2715 227 , , , 43963 2715 228 Sir Sir NNP 43963 2715 229 W. W. NNP 43963 2715 230 , , , 43963 2715 231 20 20 CD 43963 2715 232 London London NNP 43963 2715 233 Basin Basin NNP 43963 2715 234 , , , 43963 2715 235 245 245 CD 43963 2715 236 London London NNP 43963 2715 237 clay clay NN 43963 2715 238 , , , 43963 2715 239 113 113 CD 43963 2715 240 , , , 43963 2715 241 244 244 CD 43963 2715 242 , , , 43963 2715 243 246 246 CD 43963 2715 244 Longmyndian longmyndian JJ 43963 2715 245 rocks rock NNS 43963 2715 246 , , , 43963 2715 247 138 138 CD 43963 2715 248 Lower low JJR 43963 2715 249 London London NNP 43963 2715 250 Tertiary Tertiary NNP 43963 2715 251 beds bed NNS 43963 2715 252 , , , 43963 2715 253 244 244 CD 43963 2715 254 , , , 43963 2715 255 246 246 CD 43963 2715 256 Lubbock Lubbock NNP 43963 2715 257 , , , 43963 2715 258 Sir Sir NNP 43963 2715 259 J. J. NNP 43963 2715 260 , , , 43963 2715 261 270 270 CD 43963 2715 262 , , , 43963 2715 263 277 277 CD 43963 2715 264 Ludlow Ludlow NNP 43963 2715 265 series series NN 43963 2715 266 , , , 43963 2715 267 174 174 CD 43963 2715 268 - - SYM 43963 2715 269 176 176 CD 43963 2715 270 Lydekker Lydekker NNP 43963 2715 271 , , , 43963 2715 272 R. R. NNP 43963 2715 273 , , , 43963 2715 274 250 250 CD 43963 2715 275 Lyell Lyell NNP 43963 2715 276 , , , 43963 2715 277 Sir Sir NNP 43963 2715 278 C. C. NNP 43963 2715 279 , , , 43963 2715 280 6 6 CD 43963 2715 281 , , , 43963 2715 282 12 12 CD 43963 2715 283 , , , 43963 2715 284 19 19 CD 43963 2715 285 , , , 43963 2715 286 106 106 CD 43963 2715 287 , , , 43963 2715 288 129 129 CD 43963 2715 289 , , , 43963 2715 290 224 224 CD 43963 2715 291 , , , 43963 2715 292 263 263 CD 43963 2715 293 , , , 43963 2715 294 270 270 CD 43963 2715 295 Lynton Lynton NNP 43963 2715 296 slates slate NNS 43963 2715 297 , , , 43963 2715 298 184 184 CD 43963 2715 299 McCoy McCoy NNP 43963 2715 300 , , , 43963 2715 301 Sir Sir NNP 43963 2715 302 F. F. NNP 43963 2715 303 , , , 43963 2715 304 201 201 CD 43963 2715 305 McMahon McMahon NNP 43963 2715 306 , , , 43963 2715 307 C. C. NNP 43963 2715 308 A. A. NNP 43963 2715 309 , , , 43963 2715 310 77 77 CD 43963 2715 311 Madsen Madsen NNP 43963 2715 312 , , , 43963 2715 313 H. H. NNP 43963 2715 314 P. P. NNP 43963 2715 315 , , , 43963 2715 316 277 277 CD 43963 2715 317 Magnesian Magnesian NNP 43963 2715 318 Limestone Limestone NNP 43963 2715 319 , , , 43963 2715 320 209 209 CD 43963 2715 321 - - SYM 43963 2715 322 211 211 CD 43963 2715 323 Malm Malm NNP 43963 2715 324 , , , 43963 2715 325 226 226 CD 43963 2715 326 Maps Maps NNPS 43963 2715 327 , , , 43963 2715 328 geological geological JJ 43963 2715 329 , , , 43963 2715 330 84 84 CD 43963 2715 331 , , , 43963 2715 332 130 130 CD 43963 2715 333 ; ; : 43963 2715 334 use use NN 43963 2715 335 of of IN 43963 2715 336 , , , 43963 2715 337 86 86 CD 43963 2715 338 , , , 43963 2715 339 120 120 CD 43963 2715 340 , , , 43963 2715 341 121 121 CD 43963 2715 342 Marcou Marcou NNP 43963 2715 343 , , , 43963 2715 344 J. J. NNP 43963 2715 345 , , , 43963 2715 346 130 130 CD 43963 2715 347 , , , 43963 2715 348 279 279 CD 43963 2715 349 Marine marine JJ 43963 2715 350 deposits deposit NNS 43963 2715 351 , , , 43963 2715 352 102 102 CD 43963 2715 353 ; ; : 43963 2715 354 nature nature NN 43963 2715 355 of of IN 43963 2715 356 fossils fossil NNS 43963 2715 357 in in IN 43963 2715 358 , , , 43963 2715 359 107 107 CD 43963 2715 360 Marl Marl NNP 43963 2715 361 slate slate NN 43963 2715 362 , , , 43963 2715 363 209 209 CD 43963 2715 364 , , , 43963 2715 365 210 210 CD 43963 2715 366 Marlstone Marlstone NNP 43963 2715 367 , , , 43963 2715 368 229 229 CD 43963 2715 369 Marsh Marsh NNP 43963 2715 370 , , , 43963 2715 371 O. O. NNP 43963 2715 372 C. C. NNP 43963 2715 373 , , , 43963 2715 374 249 249 CD 43963 2715 375 Marwood Marwood NNP 43963 2715 376 beds bed NNS 43963 2715 377 , , , 43963 2715 378 183 183 CD 43963 2715 379 Matthew Matthew NNP 43963 2715 380 , , , 43963 2715 381 G. G. NNP 43963 2715 382 F. F. NNP 43963 2715 383 , , , 43963 2715 384 160 160 CD 43963 2715 385 - - SYM 43963 2715 386 162 162 CD 43963 2715 387 , , , 43963 2715 388 180 180 CD 43963 2715 389 Meadfoot Meadfoot NNP 43963 2715 390 sands sand NNS 43963 2715 391 , , , 43963 2715 392 184 184 CD 43963 2715 393 Mechanically mechanically RB 43963 2715 394 formed form VBN 43963 2715 395 rocks rock NNS 43963 2715 396 , , , 43963 2715 397 29 29 CD 43963 2715 398 , , , 43963 2715 399 102 102 CD 43963 2715 400 Mello Mello NNP 43963 2715 401 , , , 43963 2715 402 J. J. NNP 43963 2715 403 M. M. NNP 43963 2715 404 , , , 43963 2715 405 270 270 CD 43963 2715 406 Mendip Mendip NNP 43963 2715 407 system system NN 43963 2715 408 of of IN 43963 2715 409 folds fold NNS 43963 2715 410 , , , 43963 2715 411 203 203 CD 43963 2715 412 Menevian menevian JJ 43963 2715 413 beds bed NNS 43963 2715 414 , , , 43963 2715 415 152 152 CD 43963 2715 416 , , , 43963 2715 417 154 154 CD 43963 2715 418 , , , 43963 2715 419 156 156 CD 43963 2715 420 , , , 43963 2715 421 161 161 CD 43963 2715 422 Metamorphic metamorphic JJ 43963 2715 423 rocks rock NNS 43963 2715 424 , , , 43963 2715 425 25 25 CD 43963 2715 426 Miall Miall NNP 43963 2715 427 , , , 43963 2715 428 L. L. NNP 43963 2715 429 C. C. NNP 43963 2715 430 , , , 43963 2715 431 122 122 CD 43963 2715 432 Michell Michell NNP 43963 2715 433 , , , 43963 2715 434 J. J. NNP 43963 2715 435 , , , 43963 2715 436 10 10 CD 43963 2715 437 , , , 43963 2715 438 11 11 CD 43963 2715 439 Millepore Millepore NNP 43963 2715 440 oolite oolite NN 43963 2715 441 , , , 43963 2715 442 230 230 CD 43963 2715 443 , , , 43963 2715 444 231 231 CD 43963 2715 445 Miller Miller NNP 43963 2715 446 , , , 43963 2715 447 H. H. NNP 43963 2715 448 , , , 43963 2715 449 189 189 CD 43963 2715 450 Millet Millet NNP 43963 2715 451 seed seed NN 43963 2715 452 sands sand VBZ 43963 2715 453 , , , 43963 2715 454 100 100 CD 43963 2715 455 Millstone millstone NN 43963 2715 456 grit grit NN 43963 2715 457 , , , 43963 2715 458 192 192 CD 43963 2715 459 Miocene miocene JJ 43963 2715 460 period period NN 43963 2715 461 , , , 43963 2715 462 252 252 CD 43963 2715 463 - - HYPH 43963 2715 464 255 255 CD 43963 2715 465 Moffat Moffat NNP 43963 2715 466 shales shale NNS 43963 2715 467 , , , 43963 2715 468 169 169 CD 43963 2715 469 , , , 43963 2715 470 177 177 CD 43963 2715 471 Mojsisovics Mojsisovics NNPS 43963 2715 472 , , , 43963 2715 473 E. E. NNP 43963 2715 474 von von NNP 43963 2715 475 , , , 43963 2715 476 224 224 CD 43963 2715 477 , , , 43963 2715 478 227 227 CD 43963 2715 479 Morgan Morgan NNP 43963 2715 480 , , , 43963 2715 481 C. C. NNP 43963 2716 1 Ll Ll NNP 43963 2716 2 . . NNP 43963 2716 3 , , , 43963 2716 4 141 141 CD 43963 2716 5 Morte Morte NNP 43963 2716 6 slates slate VBZ 43963 2716 7 , , , 43963 2716 8 184 184 CD 43963 2716 9 Moscovian moscovian JJ 43963 2716 10 beds bed NNS 43963 2716 11 , , , 43963 2716 12 193 193 CD 43963 2716 13 , , , 43963 2716 14 301 301 CD 43963 2716 15 Mountain Mountain NNP 43963 2716 16 limestone limestone NN 43963 2716 17 , , , 43963 2716 18 192 192 CD 43963 2716 19 Murchison Murchison NNP 43963 2716 20 , , , 43963 2716 21 Sir Sir NNP 43963 2716 22 R. R. NNP 43963 2716 23 I. I. NNP 43963 2716 24 , , , 43963 2716 25 19 19 CD 43963 2716 26 , , , 43963 2716 27 20 20 CD 43963 2716 28 , , , 43963 2716 29 174 174 CD 43963 2716 30 , , , 43963 2716 31 179 179 CD 43963 2716 32 Murray Murray NNP 43963 2716 33 , , , 43963 2716 34 Sir Sir NNP 43963 2716 35 J. J. NNP 43963 2716 36 , , , 43963 2716 37 30 30 CD 43963 2716 38 Muschelkalk Muschelkalk NNP 43963 2716 39 , , , 43963 2716 40 218 218 CD 43963 2716 41 , , , 43963 2716 42 221 221 CD 43963 2716 43 , , , 43963 2716 44 222 222 CD 43963 2716 45 Nehring Nehring NNP 43963 2716 46 , , , 43963 2716 47 A. a. NN 43963 2716 48 , , , 43963 2716 49 267 267 CD 43963 2716 50 , , , 43963 2716 51 268 268 CD 43963 2716 52 Neobolus neobolus NN 43963 2716 53 fauna fauna NNS 43963 2716 54 , , , 43963 2716 55 160 160 CD 43963 2716 56 Neocomian neocomian JJ 43963 2716 57 series series NN 43963 2716 58 , , , 43963 2716 59 236 236 CD 43963 2716 60 - - SYM 43963 2716 61 238 238 CD 43963 2716 62 Neolithic neolithic JJ 43963 2716 63 age age NN 43963 2716 64 , , , 43963 2716 65 275 275 CD 43963 2716 66 - - SYM 43963 2716 67 277 277 CD 43963 2716 68 Neumayr Neumayr NNP 43963 2716 69 , , , 43963 2716 70 M. M. NNP 43963 2716 71 , , , 43963 2716 72 115 115 CD 43963 2716 73 , , , 43963 2716 74 233 233 CD 43963 2716 75 Newton Newton NNP 43963 2716 76 , , , 43963 2716 77 E. E. NNP 43963 2716 78 T. T. NNP 43963 2716 79 , , , 43963 2716 80 45 45 CD 43963 2716 81 Nicholson Nicholson NNP 43963 2716 82 , , , 43963 2716 83 H. H. NNP 43963 2716 84 A. A. NNP 43963 2716 85 , , , 43963 2716 86 189 189 CD 43963 2716 87 , , , 43963 2716 88 250 250 CD 43963 2716 89 Noachian noachian JJ 43963 2716 90 Deluge Deluge NNP 43963 2716 91 , , , 43963 2716 92 8 8 CD 43963 2716 93 Noetling Noetling NNP 43963 2716 94 , , , 43963 2716 95 F. F. NNP 43963 2716 96 , , , 43963 2716 97 160 160 CD 43963 2716 98 Nordenskjöld Nordenskjöld NNP 43963 2716 99 , , , 43963 2716 100 A. A. NNP 43963 2716 101 E. E. NNP 43963 2716 102 , , , 43963 2716 103 113 113 CD 43963 2716 104 , , , 43963 2716 105 114 114 CD 43963 2716 106 Noric noric JJ 43963 2716 107 beds bed NNS 43963 2716 108 , , , 43963 2716 109 225 225 CD 43963 2716 110 Northamptonshire Northamptonshire NNP 43963 2716 111 sands sand NNS 43963 2716 112 , , , 43963 2716 113 230 230 CD 43963 2716 114 Norwich Norwich NNP 43963 2716 115 crag crag NN 43963 2716 116 , , , 43963 2716 117 256 256 CD 43963 2716 118 , , , 43963 2716 119 257 257 CD 43963 2716 120 Nummulitic nummulitic JJ 43963 2716 121 limestone limestone NN 43963 2716 122 , , , 43963 2716 123 248 248 CD 43963 2716 124 Old old JJ 43963 2716 125 red red JJ 43963 2716 126 sandstone sandstone NN 43963 2716 127 , , , 43963 2716 128 183 183 CD 43963 2716 129 , , , 43963 2716 130 185 185 CD 43963 2716 131 , , , 43963 2716 132 186 186 CD 43963 2716 133 , , , 43963 2716 134 188 188 CD 43963 2716 135 , , , 43963 2716 136 191 191 CD 43963 2716 137 Oldham Oldham NNP 43963 2716 138 , , , 43963 2716 139 R. R. NNP 43963 2716 140 D. D. NNP 43963 2716 141 , , , 43963 2716 142 208 208 CD 43963 2716 143 Oldhaven Oldhaven NNP 43963 2716 144 beds bed NNS 43963 2716 145 , , , 43963 2716 146 244 244 CD 43963 2716 147 , , , 43963 2716 148 245 245 CD 43963 2716 149 Olenellus Olenellus NNP 43963 2716 150 fauna fauna NNS 43963 2716 151 , , , 43963 2716 152 134 134 CD 43963 2716 153 , , , 43963 2716 154 153 153 CD 43963 2716 155 , , , 43963 2716 156 156 156 CD 43963 2716 157 - - SYM 43963 2716 158 160 160 CD 43963 2716 159 Olenus Olenus NNP 43963 2716 160 fauna fauna NNS 43963 2716 161 , , , 43963 2716 162 152 152 CD 43963 2716 163 , , , 43963 2716 164 161 161 CD 43963 2716 165 , , , 43963 2716 166 162 162 CD 43963 2716 167 Oligocene Oligocene NNP 43963 2716 168 beds bed NNS 43963 2716 169 , , , 43963 2716 170 251 251 CD 43963 2716 171 , , , 43963 2716 172 252 252 CD 43963 2716 173 Oligocene Oligocene NNP 43963 2716 174 fauna fauna NNS 43963 2716 175 and and CC 43963 2716 176 flora flora NNS 43963 2716 177 , , , 43963 2716 178 252 252 CD 43963 2716 179 Oolite Oolite NNP 43963 2716 180 , , , 43963 2716 181 226 226 CD 43963 2716 182 Ordovician ordovician JJ 43963 2716 183 faunas fauna NNS 43963 2716 184 , , , 43963 2716 185 172 172 CD 43963 2716 186 , , , 43963 2716 187 173 173 CD 43963 2716 188 Ordovician ordovician JJ 43963 2716 189 system system NN 43963 2716 190 , , , 43963 2716 191 164 164 CD 43963 2716 192 - - SYM 43963 2716 193 173 173 CD 43963 2716 194 Organically organically RB 43963 2716 195 formed form VBN 43963 2716 196 rocks rock NNS 43963 2716 197 , , , 43963 2716 198 29 29 CD 43963 2716 199 , , , 43963 2716 200 102 102 CD 43963 2716 201 , , , 43963 2716 202 109 109 CD 43963 2716 203 Orogenic orogenic JJ 43963 2716 204 movements movement NNS 43963 2716 205 , , , 43963 2716 206 32 32 CD 43963 2716 207 Osborne Osborne NNP 43963 2716 208 beds bed VBZ 43963 2716 209 , , , 43963 2716 210 257 257 CD 43963 2716 211 Owen Owen NNP 43963 2716 212 , , , 43963 2716 213 Sir Sir NNP 43963 2716 214 R. R. NNP 43963 2716 215 , , , 43963 2716 216 277 277 CD 43963 2716 217 Oxford Oxford NNP 43963 2716 218 clay clay NN 43963 2716 219 , , , 43963 2716 220 232 232 CD 43963 2716 221 Oxford Oxford NNP 43963 2716 222 oolite oolite NN 43963 2716 223 , , , 43963 2716 224 226 226 CD 43963 2716 225 Oxfordian oxfordian JJ 43963 2716 226 series series NN 43963 2716 227 , , , 43963 2716 228 227 227 CD 43963 2716 229 , , , 43963 2716 230 232 232 CD 43963 2716 231 Palæolithic palæolithic JJ 43963 2716 232 fauna fauna NNS 43963 2716 233 and and CC 43963 2716 234 flora flora NNS 43963 2716 235 , , , 43963 2716 236 270 270 CD 43963 2716 237 - - SYM 43963 2716 238 274 274 CD 43963 2716 239 Palæolithic palæolithic JJ 43963 2716 240 man man NN 43963 2716 241 , , , 43963 2716 242 268 268 CD 43963 2716 243 , , , 43963 2716 244 272 272 CD 43963 2716 245 - - SYM 43963 2716 246 274 274 CD 43963 2716 247 Palæolithic palæolithic JJ 43963 2716 248 period period NN 43963 2716 249 , , , 43963 2716 250 267 267 CD 43963 2716 251 - - SYM 43963 2716 252 274 274 CD 43963 2716 253 Palæontological palæontological JJ 43963 2716 254 break break NN 43963 2716 255 , , , 43963 2716 256 61 61 CD 43963 2716 257 Palæo palæo NN 43963 2716 258 - - HYPH 43963 2716 259 physiography physiography NN 43963 2716 260 , , , 43963 2716 261 120 120 CD 43963 2716 262 Paradoxides Paradoxides NNPS 43963 2716 263 fauna fauna NNS 43963 2716 264 , , , 43963 2716 265 152 152 CD 43963 2716 266 , , , 43963 2716 267 160 160 CD 43963 2716 268 , , , 43963 2716 269 161 161 CD 43963 2716 270 Peat peat NN 43963 2716 271 deposits deposit NNS 43963 2716 272 , , , 43963 2716 273 275 275 CD 43963 2716 274 , , , 43963 2716 275 276 276 CD 43963 2716 276 Pebble pebble JJ 43963 2716 277 beds bed NNS 43963 2716 278 of of IN 43963 2716 279 Bunter Bunter NNP 43963 2716 280 , , , 43963 2716 281 218 218 CD 43963 2716 282 Pebidian pebidian JJ 43963 2716 283 rocks rock NNS 43963 2716 284 , , , 43963 2716 285 140 140 CD 43963 2716 286 Pengelly pengelly RB 43963 2716 287 , , , 43963 2716 288 W. W. NNP 43963 2716 289 , , , 43963 2716 290 270 270 CD 43963 2716 291 Pennant pennant NN 43963 2716 292 stage stage NN 43963 2716 293 , , , 43963 2716 294 192 192 CD 43963 2716 295 Pennine pennine JJ 43963 2716 296 system system NN 43963 2716 297 of of IN 43963 2716 298 folds fold NNS 43963 2716 299 , , , 43963 2716 300 203 203 CD 43963 2716 301 Penrith Penrith NNP 43963 2716 302 sandstone sandstone NN 43963 2716 303 , , , 43963 2716 304 75 75 CD 43963 2716 305 , , , 43963 2716 306 210 210 CD 43963 2716 307 , , , 43963 2716 308 211 211 CD 43963 2716 309 Period Period NNP 43963 2716 310 , , , 43963 2716 311 definition definition NN 43963 2716 312 of of IN 43963 2716 313 , , , 43963 2716 314 60 60 CD 43963 2716 315 Permanence permanence NN 43963 2716 316 of of IN 43963 2716 317 ocean ocean NN 43963 2716 318 basins basin NNS 43963 2716 319 , , , 43963 2716 320 278 278 CD 43963 2716 321 - - SYM 43963 2716 322 285 285 CD 43963 2716 323 Permian permian JJ 43963 2716 324 fauna fauna NNS 43963 2716 325 and and CC 43963 2716 326 flora flora NNS 43963 2716 327 , , , 43963 2716 328 214 214 CD 43963 2716 329 - - SYM 43963 2716 330 216 216 CD 43963 2716 331 Permian permian JJ 43963 2716 332 system system NN 43963 2716 333 , , , 43963 2716 334 209 209 CD 43963 2716 335 - - SYM 43963 2716 336 217 217 CD 43963 2716 337 Permo Permo NNP 43963 2716 338 - - HYPH 43963 2716 339 carboniferous carboniferous JJ 43963 2716 340 fauna fauna NNS 43963 2716 341 and and CC 43963 2716 342 flora flora NNS 43963 2716 343 , , , 43963 2716 344 207 207 CD 43963 2716 345 , , , 43963 2716 346 208 208 CD 43963 2716 347 Permo permo JJ 43963 2716 348 - - HYPH 43963 2716 349 carboniferous carboniferous JJ 43963 2716 350 glacial glacial JJ 43963 2716 351 deposits deposit NNS 43963 2716 352 , , , 43963 2716 353 206 206 CD 43963 2716 354 Permo permo JJ 43963 2716 355 - - HYPH 43963 2716 356 carboniferous carboniferous JJ 43963 2716 357 period period NN 43963 2716 358 , , , 43963 2716 359 205 205 CD 43963 2716 360 - - SYM 43963 2716 361 208 208 CD 43963 2716 362 Phillips Phillips NNPS 43963 2716 363 , , , 43963 2716 364 J. J. NNP 43963 2716 365 , , , 43963 2716 366 10 10 CD 43963 2716 367 , , , 43963 2716 368 11 11 CD 43963 2716 369 , , , 43963 2716 370 201 201 CD 43963 2716 371 Physical physical JJ 43963 2716 372 break break NN 43963 2716 373 , , , 43963 2716 374 60 60 CD 43963 2716 375 Pickwell Pickwell NNP 43963 2716 376 Down down IN 43963 2716 377 sandstone sandstone NN 43963 2716 378 , , , 43963 2716 379 183 183 CD 43963 2716 380 Pilton Pilton NNP 43963 2716 381 beds bed NNS 43963 2716 382 , , , 43963 2716 383 183 183 CD 43963 2716 384 Plaisancean plaisancean JJ 43963 2716 385 series series NN 43963 2716 386 , , , 43963 2716 387 256 256 CD 43963 2716 388 Planes plane NNS 43963 2716 389 of of IN 43963 2716 390 lamination lamination NN 43963 2716 391 , , , 43963 2716 392 27 27 CD 43963 2716 393 Planes plane NNS 43963 2716 394 of of IN 43963 2716 395 stratification stratification NN 43963 2716 396 , , , 43963 2716 397 27 27 CD 43963 2716 398 Pleistocene Pleistocene NNP 43963 2716 399 fauna fauna NNS 43963 2716 400 and and CC 43963 2716 401 flora flora NNS 43963 2716 402 , , , 43963 2716 403 265 265 CD 43963 2716 404 , , , 43963 2716 405 266 266 CD 43963 2716 406 Pleistocene Pleistocene NNP 43963 2716 407 period period NN 43963 2716 408 , , , 43963 2716 409 260 260 CD 43963 2716 410 - - SYM 43963 2716 411 266 266 CD 43963 2716 412 Pliocene Pliocene NNP 43963 2716 413 fauna fauna NNS 43963 2716 414 and and CC 43963 2716 415 flora flora NNS 43963 2716 416 , , , 43963 2716 417 259 259 CD 43963 2716 418 Pliocene pliocene JJ 43963 2716 419 period period NN 43963 2716 420 , , , 43963 2716 421 256 256 CD 43963 2716 422 - - SYM 43963 2716 423 259 259 CD 43963 2716 424 Portland Portland NNP 43963 2716 425 oolites oolite NNS 43963 2716 426 , , , 43963 2716 427 226 226 CD 43963 2716 428 Portlandian portlandian JJ 43963 2716 429 series series NN 43963 2716 430 , , , 43963 2716 431 226 226 CD 43963 2716 432 , , , 43963 2716 433 232 232 CD 43963 2716 434 Prado Prado NNP 43963 2716 435 , , , 43963 2716 436 C. C. NNP 43963 2716 437 de de NNP 43963 2716 438 , , , 43963 2716 439 161 161 CD 43963 2716 440 Precambrian precambrian JJ 43963 2716 441 rocks rock NNS 43963 2716 442 , , , 43963 2716 443 132 132 CD 43963 2716 444 ; ; : 43963 2716 445 mode mode NN 43963 2716 446 of of IN 43963 2716 447 formation formation NN 43963 2716 448 of of IN 43963 2716 449 , , , 43963 2716 450 146 146 CD 43963 2716 451 Preller Preller NNP 43963 2716 452 , , , 43963 2716 453 C. C. NNP 43963 2716 454 S. S. NNP 43963 2716 455 du du NNP 43963 2716 456 R. R. NNP 43963 2716 457 , , , 43963 2716 458 264 264 CD 43963 2716 459 Prestwich Prestwich NNP 43963 2716 460 , , , 43963 2716 461 Sir Sir NNP 43963 2716 462 J. J. NNP 43963 2716 463 , , , 43963 2716 464 19 19 CD 43963 2716 465 , , , 43963 2716 466 130 130 CD 43963 2716 467 , , , 43963 2716 468 279 279 CD 43963 2716 469 Productus Productus NNP 43963 2716 470 limestones limestone VBZ 43963 2716 471 , , , 43963 2716 472 205 205 CD 43963 2716 473 , , , 43963 2716 474 206 206 CD 43963 2716 475 , , , 43963 2716 476 214 214 CD 43963 2716 477 Protolenus Protolenus NNP 43963 2716 478 fauna fauna NNS 43963 2716 479 , , , 43963 2716 480 160 160 CD 43963 2716 481 Pseudo Pseudo NNP 43963 2716 482 - - NN 43963 2716 483 stromatism stromatism NN 43963 2716 484 , , , 43963 2716 485 76 76 CD 43963 2716 486 Purbeckian purbeckian JJ 43963 2716 487 series series NN 43963 2716 488 , , , 43963 2716 489 226 226 CD 43963 2716 490 , , , 43963 2716 491 232 232 CD 43963 2716 492 Pyroclastic pyroclastic JJ 43963 2716 493 rocks rock NNS 43963 2716 494 , , , 43963 2716 495 24 24 CD 43963 2716 496 Quader quader NN 43963 2716 497 sandstone sandstone NN 43963 2716 498 , , , 43963 2716 499 240 240 CD 43963 2716 500 Ramsay Ramsay NNP 43963 2716 501 , , , 43963 2716 502 Sir Sir NNP 43963 2716 503 A. A. NNP 43963 2716 504 C. C. NNP 43963 2716 505 , , , 43963 2716 506 130 130 CD 43963 2716 507 , , , 43963 2716 508 153 153 CD 43963 2716 509 , , , 43963 2716 510 163 163 CD 43963 2716 511 , , , 43963 2716 512 188 188 CD 43963 2716 513 Reading reading NN 43963 2716 514 beds bed NNS 43963 2716 515 , , , 43963 2716 516 244 244 CD 43963 2716 517 Recurrences Recurrences NNPS 43963 2716 518 , , , 43963 2716 519 292 292 CD 43963 2716 520 Red red JJ 43963 2716 521 crag crag NN 43963 2716 522 , , , 43963 2716 523 256 256 CD 43963 2716 524 , , , 43963 2716 525 257 257 CD 43963 2716 526 Reid Reid NNP 43963 2716 527 , , , 43963 2716 528 C. C. NNP 43963 2716 529 , , , 43963 2716 530 45 45 CD 43963 2716 531 , , , 43963 2716 532 257 257 CD 43963 2716 533 , , , 43963 2716 534 264 264 CD 43963 2716 535 , , , 43963 2716 536 268 268 CD 43963 2716 537 , , , 43963 2716 538 271 271 CD 43963 2716 539 Renard Renard NNP 43963 2716 540 , , , 43963 2716 541 A. a. NN 43963 2716 542 , , , 43963 2716 543 30 30 CD 43963 2716 544 Reversed reverse VBN 43963 2716 545 fault fault NN 43963 2716 546 , , , 43963 2716 547 34 34 CD 43963 2716 548 Rhætic rhætic JJ 43963 2716 549 beds bed NNS 43963 2716 550 , , , 43963 2716 551 218 218 CD 43963 2716 552 Rhiwlas rhiwla NNS 43963 2716 553 limestone limestone NN 43963 2716 554 , , , 43963 2716 555 167 167 CD 43963 2716 556 Richthofen Richthofen NNP 43963 2716 557 , , , 43963 2716 558 Baron Baron NNP 43963 2716 559 von von NNP 43963 2716 560 , , , 43963 2716 561 267 267 CD 43963 2716 562 , , , 43963 2716 563 268 268 CD 43963 2716 564 Ridley Ridley NNP 43963 2716 565 , , , 43963 2716 566 H. H. NNP 43963 2716 567 N. N. NNP 43963 2716 568 , , , 43963 2716 569 271 271 CD 43963 2716 570 River River NNP 43963 2716 571 drift drift NN 43963 2716 572 man man NN 43963 2716 573 , , , 43963 2716 574 268 268 CD 43963 2716 575 Rotherham Rotherham NNP 43963 2716 576 red red JJ 43963 2716 577 rock rock NN 43963 2716 578 , , , 43963 2716 579 202 202 CD 43963 2716 580 Rothliegende Rothliegende NNP 43963 2716 581 , , , 43963 2716 582 209 209 CD 43963 2716 583 Rouelle Rouelle NNP 43963 2716 584 , , , 43963 2716 585 13 13 CD 43963 2716 586 St St NNP 43963 2716 587 Bees Bees NNP 43963 2716 588 sandstone sandstone NN 43963 2716 589 , , , 43963 2716 590 210 210 CD 43963 2716 591 St St NNP 43963 2716 592 Erth Erth NNP 43963 2716 593 beds bed NNS 43963 2716 594 , , , 43963 2716 595 257 257 CD 43963 2716 596 Salopian salopian JJ 43963 2716 597 beds bed NNS 43963 2716 598 , , , 43963 2716 599 175 175 CD 43963 2716 600 Salter Salter NNP 43963 2716 601 , , , 43963 2716 602 J. J. NNP 43963 2716 603 W. W. NNP 43963 2716 604 , , , 43963 2716 605 161 161 CD 43963 2716 606 , , , 43963 2716 607 162 162 CD 43963 2716 608 , , , 43963 2716 609 186 186 CD 43963 2716 610 Scarbro Scarbro NNP 43963 2716 611 ' ' POS 43963 2716 612 limestone limestone NN 43963 2716 613 , , , 43963 2716 614 230 230 CD 43963 2716 615 , , , 43963 2716 616 231 231 CD 43963 2716 617 Schists schist NNS 43963 2716 618 , , , 43963 2716 619 crystalline crystalline NN 43963 2716 620 , , , 43963 2716 621 76 76 CD 43963 2716 622 , , , 43963 2716 623 77 77 CD 43963 2716 624 , , , 43963 2716 625 133 133 CD 43963 2716 626 , , , 43963 2716 627 147 147 CD 43963 2716 628 Scilla Scilla NNP 43963 2716 629 , , , 43963 2716 630 A. a. NN 43963 2716 631 , , , 43963 2716 632 13 13 CD 43963 2716 633 Screes scree NNS 43963 2716 634 , , , 43963 2716 635 101 101 CD 43963 2716 636 Scrope Scrope NNP 43963 2716 637 , , , 43963 2716 638 G. G. NNP 43963 2716 639 P. P. NNP 43963 2716 640 , , , 43963 2716 641 76 76 CD 43963 2716 642 Sections section NNS 43963 2716 643 , , , 43963 2716 644 geological geological JJ 43963 2716 645 , , , 43963 2716 646 84 84 CD 43963 2716 647 ; ; : 43963 2716 648 use use NN 43963 2716 649 of of IN 43963 2716 650 , , , 43963 2716 651 88 88 CD 43963 2716 652 Sedimentary sedimentary JJ 43963 2716 653 rocks rock NNS 43963 2716 654 , , , 43963 2716 655 23 23 CD 43963 2716 656 Sedgwick Sedgwick NNP 43963 2716 657 , , , 43963 2716 658 A. a. NN 43963 2716 659 , , , 43963 2716 660 16 16 CD 43963 2716 661 , , , 43963 2716 662 19 19 CD 43963 2716 663 , , , 43963 2716 664 20 20 CD 43963 2716 665 , , , 43963 2716 666 153 153 CD 43963 2716 667 , , , 43963 2716 668 174 174 CD 43963 2716 669 Senonian senonian JJ 43963 2716 670 series series NN 43963 2716 671 , , , 43963 2716 672 236 236 CD 43963 2716 673 Series Series NNP 43963 2716 674 , , , 43963 2716 675 definition definition NN 43963 2716 676 of of IN 43963 2716 677 , , , 43963 2716 678 60 60 CD 43963 2716 679 Seward Seward NNP 43963 2716 680 , , , 43963 2716 681 A. a. NN 43963 2716 682 C. C. NNP 43963 2716 683 , , , 43963 2716 684 113 113 CD 43963 2716 685 , , , 43963 2716 686 208 208 CD 43963 2716 687 Sigmoidal Sigmoidal NNP 43963 2716 688 structure structure NN 43963 2716 689 , , , 43963 2716 690 33 33 CD 43963 2716 691 Siliceous siliceous JJ 43963 2716 692 rocks rock NNS 43963 2716 693 , , , 43963 2716 694 29 29 CD 43963 2716 695 Silurian silurian JJ 43963 2716 696 faunas fauna NNS 43963 2716 697 , , , 43963 2716 698 179 179 CD 43963 2716 699 , , , 43963 2716 700 180 180 CD 43963 2716 701 Silurian silurian JJ 43963 2716 702 system system NN 43963 2716 703 , , , 43963 2716 704 174 174 CD 43963 2716 705 - - SYM 43963 2716 706 182 182 CD 43963 2716 707 Simulation Simulation NNP 43963 2716 708 of of IN 43963 2716 709 structures structure NNS 43963 2716 710 , , , 43963 2716 711 72 72 CD 43963 2716 712 Sinemurian sinemurian JJ 43963 2716 713 series series NN 43963 2716 714 , , , 43963 2716 715 227 227 CD 43963 2716 716 , , , 43963 2716 717 229 229 CD 43963 2716 718 Smith Smith NNP 43963 2716 719 , , , 43963 2716 720 W. W. NNP 43963 2716 721 , , , 43963 2716 722 8 8 CD 43963 2716 723 , , , 43963 2716 724 12 12 CD 43963 2716 725 - - SYM 43963 2716 726 18 18 CD 43963 2716 727 , , , 43963 2716 728 57 57 CD 43963 2716 729 , , , 43963 2716 730 85 85 CD 43963 2716 731 Soil Soil NNP 43963 2716 732 , , , 43963 2716 733 100 100 CD 43963 2716 734 Solenhofen Solenhofen NNP 43963 2716 735 slate slate NN 43963 2716 736 , , , 43963 2716 737 234 234 CD 43963 2716 738 Sollas Sollas NNP 43963 2716 739 , , , 43963 2716 740 W. W. NNP 43963 2716 741 J. J. NNP 43963 2716 742 , , , 43963 2716 743 288 288 CD 43963 2716 744 Solva Solva NNP 43963 2716 745 beds bed NNS 43963 2716 746 , , , 43963 2716 747 152 152 CD 43963 2716 748 , , , 43963 2716 749 154 154 CD 43963 2716 750 , , , 43963 2716 751 156 156 CD 43963 2716 752 , , , 43963 2716 753 161 161 CD 43963 2716 754 Speckled speckle VBN 43963 2716 755 sandstone sandstone NN 43963 2716 756 , , , 43963 2716 757 205 205 CD 43963 2716 758 , , , 43963 2716 759 206 206 CD 43963 2716 760 Speeton Speeton NNP 43963 2716 761 series series NN 43963 2716 762 , , , 43963 2716 763 238 238 CD 43963 2716 764 Spencer Spencer NNP 43963 2716 765 , , , 43963 2716 766 H. H. NNP 43963 2716 767 , , , 43963 2716 768 50 50 CD 43963 2716 769 Spirorbis Spirorbis NNP 43963 2716 770 limestone limestone NN 43963 2716 771 , , , 43963 2716 772 201 201 CD 43963 2716 773 Stages stage NNS 43963 2716 774 , , , 43963 2716 775 definition definition NN 43963 2716 776 of of IN 43963 2716 777 , , , 43963 2716 778 60 60 CD 43963 2716 779 Steppe Steppe NNP 43963 2716 780 period period NN 43963 2716 781 , , , 43963 2716 782 260 260 CD 43963 2716 783 , , , 43963 2716 784 267 267 CD 43963 2716 785 - - SYM 43963 2716 786 274 274 CD 43963 2716 787 Stonesfield Stonesfield NNP 43963 2716 788 slate slate NN 43963 2716 789 , , , 43963 2716 790 231 231 CD 43963 2716 791 Strachey Strachey NNP 43963 2716 792 , , , 43963 2716 793 J. J. NNP 43963 2716 794 , , , 43963 2716 795 10 10 CD 43963 2716 796 Strahan Strahan NNP 43963 2716 797 , , , 43963 2716 798 A. a. NN 43963 2716 799 , , , 43963 2716 800 239 239 CD 43963 2716 801 , , , 43963 2716 802 264 264 CD 43963 2716 803 Strata Strata NNP 43963 2716 804 , , , 43963 2716 805 27 27 CD 43963 2716 806 ; ; : 43963 2716 807 classification classification NN 43963 2716 808 of of IN 43963 2716 809 , , , 43963 2716 810 58 58 CD 43963 2716 811 , , , 43963 2716 812 125 125 CD 43963 2716 813 Stratification stratification NN 43963 2716 814 , , , 43963 2716 815 26 26 CD 43963 2716 816 Stratified stratified JJ 43963 2716 817 rocks rock NNS 43963 2716 818 , , , 43963 2716 819 23 23 CD 43963 2716 820 ; ; : 43963 2716 821 composition composition NN 43963 2716 822 of of IN 43963 2716 823 , , , 43963 2716 824 28 28 CD 43963 2716 825 ; ; : 43963 2716 826 origin origin NN 43963 2716 827 of of IN 43963 2716 828 , , , 43963 2716 829 29 29 CD 43963 2716 830 ; ; : 43963 2716 831 classification classification NN 43963 2716 832 of of IN 43963 2716 833 , , , 43963 2716 834 28 28 CD 43963 2716 835 , , , 43963 2716 836 125 125 CD 43963 2716 837 ; ; : 43963 2716 838 symbols symbol NNS 43963 2716 839 to to TO 43963 2716 840 represent represent VB 43963 2716 841 , , , 43963 2716 842 90 90 CD 43963 2716 843 Stratigraphical stratigraphical JJ 43963 2716 844 geology geology NN 43963 2716 845 , , , 43963 2716 846 aim aim NN 43963 2716 847 of of IN 43963 2716 848 , , , 43963 2716 849 1 1 CD 43963 2716 850 ; ; : 43963 2716 851 W. W. NNP 43963 2716 852 Smith Smith NNP 43963 2716 853 , , , 43963 2716 854 founder founder NN 43963 2716 855 of of IN 43963 2716 856 , , , 43963 2716 857 8 8 CD 43963 2716 858 , , , 43963 2716 859 12 12 CD 43963 2716 860 - - SYM 43963 2716 861 18 18 CD 43963 2716 862 Suess Suess NNP 43963 2716 863 , , , 43963 2716 864 E. E. NNP 43963 2716 865 , , , 43963 2716 866 110 110 CD 43963 2716 867 , , , 43963 2716 868 123 123 CD 43963 2716 869 , , , 43963 2716 870 207 207 CD 43963 2716 871 , , , 43963 2716 872 284 284 CD 43963 2716 873 Superposition superposition NN 43963 2716 874 , , , 43963 2716 875 law law NN 43963 2716 876 of of IN 43963 2716 877 , , , 43963 2716 878 31 31 CD 43963 2716 879 Surveying surveying NN 43963 2716 880 , , , 43963 2716 881 geological geological JJ 43963 2716 882 , , , 43963 2716 883 84 84 CD 43963 2716 884 Systems Systems NNPS 43963 2716 885 , , , 43963 2716 886 definition definition NN 43963 2716 887 of of IN 43963 2716 888 , , , 43963 2716 889 60 60 CD 43963 2716 890 Talchir talchir JJ 43963 2716 891 stage stage NN 43963 2716 892 , , , 43963 2716 893 205 205 CD 43963 2716 894 , , , 43963 2716 895 206 206 CD 43963 2716 896 Tarannon Tarannon NNP 43963 2716 897 shales shale NNS 43963 2716 898 , , , 43963 2716 899 174 174 CD 43963 2716 900 - - SYM 43963 2716 901 177 177 CD 43963 2716 902 Teall Teall NNP 43963 2716 903 , , , 43963 2716 904 J. J. NNP 43963 2716 905 J. J. NNP 43963 2716 906 H. H. NNP 43963 2716 907 , , , 43963 2716 908 289 289 CD 43963 2716 909 Terrestrial terrestrial JJ 43963 2716 910 rocks rock NNS 43963 2716 911 , , , 43963 2716 912 99 99 CD 43963 2716 913 Thanet Thanet NNP 43963 2716 914 sands sand VBZ 43963 2716 915 , , , 43963 2716 916 244 244 CD 43963 2716 917 Thinning thin VBG 43963 2716 918 out out RB 43963 2716 919 , , , 43963 2716 920 28 28 CD 43963 2716 921 Thrust thrust JJ 43963 2716 922 plane plane NN 43963 2716 923 , , , 43963 2716 924 34 34 CD 43963 2716 925 ; ; : 43963 2716 926 detection detection NN 43963 2716 927 of of IN 43963 2716 928 , , , 43963 2716 929 35 35 CD 43963 2716 930 , , , 43963 2716 931 82 82 CD 43963 2716 932 Tiddeman Tiddeman NNP 43963 2716 933 , , , 43963 2716 934 B. B. NNP 43963 2716 935 H. H. NNP 43963 2716 936 , , , 43963 2716 937 87 87 CD 43963 2716 938 , , , 43963 2716 939 263 263 CD 43963 2716 940 , , , 43963 2716 941 270 270 CD 43963 2716 942 Till till IN 43963 2716 943 , , , 43963 2716 944 262 262 CD 43963 2716 945 Time time NN 43963 2716 946 , , , 43963 2716 947 geological geological JJ 43963 2716 948 , , , 43963 2716 949 294 294 CD 43963 2716 950 - - SYM 43963 2716 951 296 296 CD 43963 2716 952 Toarcian toarcian JJ 43963 2716 953 series series NN 43963 2716 954 , , , 43963 2716 955 227 227 CD 43963 2716 956 , , , 43963 2716 957 229 229 CD 43963 2716 958 Topley Topley NNP 43963 2716 959 , , , 43963 2716 960 W. W. NNP 43963 2716 961 , , , 43963 2716 962 130 130 CD 43963 2716 963 , , , 43963 2716 964 239 239 CD 43963 2716 965 Torridonian Torridonian NNP 43963 2716 966 beds bed NNS 43963 2716 967 , , , 43963 2716 968 135 135 CD 43963 2716 969 - - SYM 43963 2716 970 137 137 CD 43963 2716 971 Tremadoc tremadoc NN 43963 2716 972 slates slate NNS 43963 2716 973 , , , 43963 2716 974 152 152 CD 43963 2716 975 , , , 43963 2716 976 155 155 CD 43963 2716 977 , , , 43963 2716 978 162 162 CD 43963 2716 979 , , , 43963 2716 980 163 163 CD 43963 2716 981 Triassic Triassic NNP 43963 2716 982 fauna fauna NNS 43963 2716 983 and and CC 43963 2716 984 flora flora NNS 43963 2716 985 , , , 43963 2716 986 223 223 CD 43963 2716 987 - - HYPH 43963 2716 988 225 225 CD 43963 2716 989 Triassic Triassic NNP 43963 2716 990 system system NN 43963 2716 991 , , , 43963 2716 992 218 218 CD 43963 2716 993 - - SYM 43963 2716 994 225 225 CD 43963 2716 995 ; ; : 43963 2716 996 ammonite ammonite JJ 43963 2716 997 zones zone NNS 43963 2716 998 of of IN 43963 2716 999 , , , 43963 2716 1000 225 225 CD 43963 2716 1001 Trinucleus Trinucleus NNP 43963 2716 1002 fauna fauna NNS 43963 2716 1003 , , , 43963 2716 1004 165 165 CD 43963 2716 1005 Tullberg Tullberg NNP 43963 2716 1006 , , , 43963 2716 1007 S. S. NNP 43963 2716 1008 A. A. NNP 43963 2716 1009 , , , 43963 2716 1010 162 162 CD 43963 2716 1011 Turonian turonian JJ 43963 2716 1012 series series NN 43963 2716 1013 , , , 43963 2716 1014 236 236 CD 43963 2716 1015 Unconformity Unconformity NNP 43963 2716 1016 , , , 43963 2716 1017 60 60 CD 43963 2716 1018 , , , 43963 2716 1019 78 78 CD 43963 2716 1020 , , , 43963 2716 1021 98 98 CD 43963 2716 1022 Underclays Underclays NNPS 43963 2716 1023 , , , 43963 2716 1024 197 197 CD 43963 2716 1025 Uniformitarianism Uniformitarianism NNP 43963 2716 1026 , , , 43963 2716 1027 287 287 CD 43963 2716 1028 - - SYM 43963 2716 1029 292 292 CD 43963 2716 1030 Uriconian uriconian JJ 43963 2716 1031 rocks rock NNS 43963 2716 1032 , , , 43963 2716 1033 138 138 CD 43963 2716 1034 Ussher Ussher NNP 43963 2716 1035 , , , 43963 2716 1036 W. W. NNP 43963 2716 1037 A. A. NNP 43963 2716 1038 E. E. NNP 43963 2716 1039 , , , 43963 2716 1040 183 183 CD 43963 2716 1041 Valentian valentian JJ 43963 2716 1042 beds bed NNS 43963 2716 1043 , , , 43963 2716 1044 175 175 CD 43963 2716 1045 Verneuil Verneuil NNP 43963 2716 1046 , , , 43963 2716 1047 E. E. NNP 43963 2716 1048 P. P. NNP 43963 2716 1049 de de NNP 43963 2716 1050 , , , 43963 2716 1051 161 161 CD 43963 2716 1052 Volcanic volcanic JJ 43963 2716 1053 rocks rock NNS 43963 2716 1054 , , , 43963 2716 1055 Cambrian Cambrian NNP 43963 2716 1056 , , , 43963 2716 1057 155 155 CD 43963 2716 1058 ; ; : 43963 2716 1059 Carboniferous Carboniferous NNP 43963 2716 1060 , , , 43963 2716 1061 199 199 CD 43963 2716 1062 ; ; : 43963 2716 1063 Devonian Devonian NNP 43963 2716 1064 , , , 43963 2716 1065 184 184 CD 43963 2716 1066 , , , 43963 2716 1067 186 186 CD 43963 2716 1068 ; ; : 43963 2716 1069 Eocene Eocene NNP 43963 2716 1070 , , , 43963 2716 1071 246 246 CD 43963 2716 1072 , , , 43963 2716 1073 247 247 CD 43963 2716 1074 ; ; : 43963 2716 1075 Ordovician Ordovician NNP 43963 2716 1076 , , , 43963 2716 1077 165 165 CD 43963 2716 1078 - - SYM 43963 2716 1079 170 170 CD 43963 2716 1080 ; ; : 43963 2716 1081 Precambrian Precambrian NNP 43963 2716 1082 , , , 43963 2716 1083 146 146 CD 43963 2716 1084 Vulcanicity Vulcanicity NNP 43963 2716 1085 , , , 43963 2716 1086 289 289 CD 43963 2716 1087 Waagen Waagen NNP 43963 2716 1088 , , , 43963 2716 1089 W. W. NNP 43963 2716 1090 , , , 43963 2716 1091 213 213 CD 43963 2716 1092 , , , 43963 2716 1093 214 214 CD 43963 2716 1094 Walcott Walcott NNP 43963 2716 1095 , , , 43963 2716 1096 C. C. NNP 43963 2716 1097 D. D. NNP 43963 2716 1098 , , , 43963 2716 1099 144 144 CD 43963 2716 1100 , , , 43963 2716 1101 158 158 CD 43963 2716 1102 , , , 43963 2716 1103 160 160 CD 43963 2716 1104 , , , 43963 2716 1105 161 161 CD 43963 2716 1106 , , , 43963 2716 1107 173 173 CD 43963 2716 1108 Wallace Wallace NNP 43963 2716 1109 , , , 43963 2716 1110 A. A. NNP 43963 2716 1111 R. R. NNP 43963 2716 1112 , , , 43963 2716 1113 124 124 CD 43963 2716 1114 , , , 43963 2716 1115 235 235 CD 43963 2716 1116 , , , 43963 2716 1117 240 240 CD 43963 2716 1118 , , , 43963 2716 1119 281 281 CD 43963 2716 1120 , , , 43963 2716 1121 295 295 CD 43963 2716 1122 Ward Ward NNP 43963 2716 1123 , , , 43963 2716 1124 J. J. NNP 43963 2716 1125 C. C. NNP 43963 2716 1126 , , , 43963 2716 1127 87 87 CD 43963 2716 1128 , , , 43963 2716 1129 88 88 CD 43963 2716 1130 , , , 43963 2716 1131 263 263 CD 43963 2716 1132 , , , 43963 2716 1133 295 295 CD 43963 2716 1134 Warming Warming NNP 43963 2716 1135 , , , 43963 2716 1136 E. E. NNP 43963 2716 1137 , , , 43963 2716 1138 115 115 CD 43963 2716 1139 Watts Watts NNP 43963 2716 1140 , , , 43963 2716 1141 W. W. NNP 43963 2716 1142 W. W. NNP 43963 2716 1143 , , , 43963 2716 1144 142 142 CD 43963 2716 1145 , , , 43963 2716 1146 168 168 CD 43963 2716 1147 , , , 43963 2716 1148 178 178 CD 43963 2716 1149 Wealden Wealden NNP 43963 2716 1150 beds bed NNS 43963 2716 1151 , , , 43963 2716 1152 236 236 CD 43963 2716 1153 , , , 43963 2716 1154 237 237 CD 43963 2716 1155 Webster Webster NNP 43963 2716 1156 , , , 43963 2716 1157 T. T. NNP 43963 2716 1158 , , , 43963 2716 1159 18 18 CD 43963 2716 1160 Weissliegende Weissliegende NNP 43963 2716 1161 , , , 43963 2716 1162 214 214 CD 43963 2716 1163 Wenlock Wenlock NNP 43963 2716 1164 limestone limestone NN 43963 2716 1165 , , , 43963 2716 1166 175 175 CD 43963 2716 1167 , , , 43963 2716 1168 176 176 CD 43963 2716 1169 Wenlock Wenlock NNP 43963 2716 1170 series series NN 43963 2716 1171 , , , 43963 2716 1172 174 174 CD 43963 2716 1173 - - SYM 43963 2716 1174 177 177 CD 43963 2716 1175 Wenlock Wenlock NNP 43963 2716 1176 shale shale NN 43963 2716 1177 , , , 43963 2716 1178 175 175 CD 43963 2716 1179 - - SYM 43963 2716 1180 177 177 CD 43963 2716 1181 Werfener Werfener NNP 43963 2716 1182 Schichten Schichten NNP 43963 2716 1183 , , , 43963 2716 1184 225 225 CD 43963 2716 1185 Werner Werner NNP 43963 2716 1186 , , , 43963 2716 1187 A. A. NNP 43963 2716 1188 G. G. NNP 43963 2716 1189 , , , 43963 2716 1190 12 12 CD 43963 2716 1191 Weybourne Weybourne NNP 43963 2716 1192 crag crag NN 43963 2716 1193 , , , 43963 2716 1194 256 256 CD 43963 2716 1195 Whewell Whewell NNP 43963 2716 1196 , , , 43963 2716 1197 W. W. NNP 43963 2716 1198 , , , 43963 2716 1199 50 50 CD 43963 2716 1200 Whidbourne Whidbourne NNP 43963 2716 1201 , , , 43963 2716 1202 G. G. NNP 43963 2716 1203 F. F. NNP 43963 2716 1204 , , , 43963 2716 1205 91 91 CD 43963 2716 1206 White White NNP 43963 2716 1207 Jura Jura NNP 43963 2716 1208 , , , 43963 2716 1209 226 226 CD 43963 2716 1210 Whitehaven whitehaven CD 43963 2716 1211 sandstone sandstone NN 43963 2716 1212 , , , 43963 2716 1213 202 202 CD 43963 2716 1214 Whitehurst Whitehurst NNP 43963 2716 1215 , , , 43963 2716 1216 J. J. NNP 43963 2716 1217 , , , 43963 2716 1218 11 11 CD 43963 2716 1219 , , , 43963 2716 1220 12 12 CD 43963 2716 1221 Wiman Wiman NNP 43963 2716 1222 , , , 43963 2716 1223 C. C. NNP 43963 2716 1224 , , , 43963 2716 1225 46 46 CD 43963 2716 1226 Wood Wood NNP 43963 2716 1227 , , , 43963 2716 1228 S. S. NNP 43963 2716 1229 V. V. NNP 43963 2716 1230 , , , 43963 2716 1231 250 250 CD 43963 2716 1232 , , , 43963 2716 1233 259 259 CD 43963 2716 1234 Woodward Woodward NNP 43963 2716 1235 , , , 43963 2716 1236 H. H. NNP 43963 2716 1237 , , , 43963 2716 1238 191 191 CD 43963 2716 1239 Woodward Woodward NNP 43963 2716 1240 , , , 43963 2716 1241 H. H. NNP 43963 2716 1242 B. B. NNP 43963 2716 1243 , , , 43963 2716 1244 68 68 CD 43963 2716 1245 , , , 43963 2716 1246 130 130 CD 43963 2716 1247 , , , 43963 2716 1248 131 131 CD 43963 2716 1249 Woodward Woodward NNP 43963 2716 1250 , , , 43963 2716 1251 J. J. NNP 43963 2716 1252 , , , 43963 2716 1253 8 8 CD 43963 2716 1254 - - SYM 43963 2716 1255 10 10 CD 43963 2716 1256 Woodward Woodward NNP 43963 2716 1257 , , , 43963 2716 1258 S. S. NNP 43963 2716 1259 P. P. NNP 43963 2716 1260 , , , 43963 2716 1261 108 108 CD 43963 2716 1262 , , , 43963 2716 1263 111 111 CD 43963 2716 1264 Woolhope Woolhope NNP 43963 2716 1265 limestone limestone NN 43963 2716 1266 , , , 43963 2716 1267 175 175 CD 43963 2716 1268 Woolwich Woolwich NNP 43963 2716 1269 beds bed NNS 43963 2716 1270 , , , 43963 2716 1271 244 244 CD 43963 2716 1272 Wright Wright NNP 43963 2716 1273 , , , 43963 2716 1274 G. G. NNP 43963 2716 1275 F. F. NNP 43963 2716 1276 , , , 43963 2716 1277 263 263 CD 43963 2716 1278 Yoredale Yoredale NNP 43963 2716 1279 series series NN 43963 2716 1280 , , , 43963 2716 1281 192 192 CD 43963 2716 1282 Zanclean Zanclean NNP 43963 2716 1283 series series NN 43963 2716 1284 , , , 43963 2716 1285 256 256 CD 43963 2716 1286 Zechstein Zechstein NNP 43963 2716 1287 , , , 43963 2716 1288 209 209 CD 43963 2716 1289 Zone Zone NNP 43963 2716 1290 , , , 43963 2716 1291 fossil fossil NN 43963 2716 1292 , , , 43963 2716 1293 67 67 CD 43963 2716 1294 ; ; : 43963 2716 1295 ammonite ammonite JJ 43963 2716 1296 , , , 43963 2716 1297 225 225 CD 43963 2716 1298 , , , 43963 2716 1299 237 237 CD 43963 2716 1300 ; ; : 43963 2716 1301 graptolite graptolite NNP 43963 2716 1302 , , , 43963 2716 1303 69 69 CD 43963 2716 1304 CAMBRIDGE CAMBRIDGE NNP 43963 2716 1305 : : : 43963 2716 1306 PRINTED PRINTED NNP 43963 2716 1307 BY by IN 43963 2716 1308 J. J. NNP 43963 2717 1 AND and CC 43963 2717 2 C. C. NNP 43963 2717 3 F. F. NNP 43963 2717 4 CLAY CLAY NNP 43963 2717 5 , , , 43963 2717 6 AT AT NNP 43963 2717 7 THE the DT 43963 2717 8 UNIVERSITY UNIVERSITY NNP 43963 2717 9 PRESS PRESS NNP 43963 2717 10 . . . 43963 2718 1 Cambridge Cambridge NNP 43963 2718 2 Natural Natural NNP 43963 2718 3 Science Science NNP 43963 2718 4 Manuals Manuals NNPS 43963 2718 5 . . . 43963 2719 1 BIOLOGICAL BIOLOGICAL NNP 43963 2719 2 SERIES SERIES NNP 43963 2719 3 . . . 43963 2720 1 General General NNP 43963 2720 2 Editor Editor NNP 43963 2720 3 , , , 43963 2720 4 A. A. NNP 43963 2720 5 E. E. NNP 43963 2720 6 Shipley Shipley NNP 43963 2720 7 , , , 43963 2720 8 M.A. M.A. NNP 43963 2721 1 = = NFP 43963 2721 2 Elementary Elementary NNP 43963 2721 3 Palæontology Palæontology NNP 43963 2721 4 -- -- : 43963 2721 5 Invertebrate= invertebrate= NN 43963 2721 6 H. H. NNP 43963 2721 7 Woods Woods NNP 43963 2721 8 , , , 43963 2721 9 M.A. M.A. NNP 43963 2721 10 , , , 43963 2721 11 F.G.S. F.G.S. NNP 43963 2722 1 6_s 6_s CD 43963 2722 2 . . . 43963 2722 3 _ _ NNP 43963 2722 4 = = SYM 43963 2722 5 Elements Elements NNP 43963 2722 6 of of IN 43963 2722 7 Botany= Botany= NNP 43963 2722 8 F. F. NNP 43963 2722 9 Darwin Darwin NNP 43963 2722 10 , , , 43963 2722 11 M.A. M.A. NNP 43963 2722 12 , , , 43963 2722 13 F.R.S. F.R.S. NNP 43963 2723 1 4_s 4_s LS 43963 2723 2 . . . 43963 2723 3 _ _ NNP 43963 2723 4 6_d 6_d CD 43963 2723 5 . . . 43963 2723 6 _ _ NNP 43963 2723 7 = = SYM 43963 2723 8 Practical Practical NNP 43963 2723 9 Physiology Physiology NNP 43963 2723 10 of of IN 43963 2723 11 Plants= Plants= NNP 43963 2723 12 F. F. NNP 43963 2723 13 Darwin Darwin NNP 43963 2723 14 , , , 43963 2723 15 & & CC 43963 2723 16 E. E. NNP 43963 2723 17 H. H. NNP 43963 2723 18 Acton Acton NNP 43963 2723 19 , , , 43963 2723 20 M.A. M.A. NNP 43963 2724 1 4_s 4_s LS 43963 2724 2 . . . 43963 2724 3 _ _ NNP 43963 2724 4 6_d 6_d CD 43963 2724 5 . . . 43963 2724 6 _ _ NNP 43963 2724 7 = = SYM 43963 2724 8 Practical Practical NNP 43963 2724 9 Morbid Morbid NNP 43963 2724 10 Anatomy= Anatomy= NNP 43963 2724 11 H. H. NNP 43963 2724 12 D. D. NNP 43963 2724 13 Rolleston Rolleston NNP 43963 2724 14 , , , 43963 2724 15 M.D. M.D. NNP 43963 2724 16 , , , 43963 2724 17 F.R.C.P. F.R.C.P. NNP 43963 2725 1 & & CC 43963 2725 2 A. A. NNP 43963 2726 1 A. A. NNP 43963 2726 2 Kanthack Kanthack NNP 43963 2726 3 , , , 43963 2726 4 M.D. M.D. NNP 43963 2726 5 , , , 43963 2726 6 M.R.C.P. M.R.C.P. NNP 43963 2727 1 6_s 6_s CD 43963 2727 2 . . . 43963 2727 3 _ _ NNP 43963 2727 4 = = SYM 43963 2727 5 Zoogeography= Zoogeography= NFP 43963 2727 6 F. F. NNP 43963 2727 7 E. E. NNP 43963 2727 8 Beddard Beddard NNP 43963 2727 9 , , , 43963 2727 10 M.A. M.A. NNP 43963 2727 11 , , , 43963 2727 12 F.R.S. F.R.S. NNP 43963 2728 1 6_s 6_s CD 43963 2728 2 . . . 43963 2728 3 _ _ NNP 43963 2728 4 = = SYM 43963 2728 5 Flowering Flowering NNP 43963 2728 6 - - HYPH 43963 2728 7 Plants plant NNS 43963 2728 8 and and CC 43963 2728 9 Ferns= Ferns= NNP 43963 2728 10 J. J. NNP 43963 2728 11 C. C. NNP 43963 2728 12 Willis Willis NNP 43963 2728 13 , , , 43963 2728 14 M.A. M.A. NNP 43963 2729 1 In in IN 43963 2729 2 two two CD 43963 2729 3 vols vol NNS 43963 2729 4 . . . 43963 2730 1 10_s 10_s LS 43963 2730 2 . . . 43963 2730 3 _ _ NNP 43963 2730 4 6_d 6_d CD 43963 2730 5 . . . 43963 2730 6 _ _ NNP 43963 2730 7 = = NFP 43963 2730 8 The the DT 43963 2730 9 Vertebrate vertebrate NN 43963 2730 10 Skeleton= Skeleton= . 43963 2730 11 S. S. NNP 43963 2730 12 H. H. NNP 43963 2730 13 Reynolds Reynolds NNP 43963 2730 14 , , , 43963 2730 15 M.A. M.A. NNP 43963 2731 1 12_s 12_s LS 43963 2731 2 . . . 43963 2731 3 _ _ NNP 43963 2731 4 6_d 6_d CD 43963 2731 5 . . . 43963 2731 6 _ _ NNP 43963 2731 7 = = SYM 43963 2731 8 Fossil Fossil NNP 43963 2731 9 Plants= Plants= NNP 43963 2731 10 A. a. NN 43963 2731 11 C. C. NNP 43963 2731 12 Seward Seward NNP 43963 2731 13 , , , 43963 2731 14 M.A. M.A. NNP 43963 2731 15 , , , 43963 2731 16 F.G.S. F.G.S. NNP 43963 2732 1 2 2 CD 43963 2732 2 vols vol NNS 43963 2732 3 . . . 43963 2733 1 Vol Vol NNP 43963 2733 2 . . . 43963 2734 1 I. I. NNP 43963 2735 1 12_s 12_s LS 43963 2735 2 . . . 43963 2735 3 _ _ NNP 43963 2735 4 = = SYM 43963 2735 5 Outlines Outlines NNP 43963 2735 6 of of IN 43963 2735 7 Vertebrate vertebrate NN 43963 2735 8 Palæontology= Palæontology= NNS 43963 2735 9 A. a. NN 43963 2735 10 S. S. NNP 43963 2735 11 Woodward Woodward NNP 43963 2735 12 . . . 43963 2736 1 14_s 14_s LS 43963 2736 2 . . . 43963 2736 3 _ _ NNP 43963 2736 4 = = NFP 43963 2736 5 The the DT 43963 2736 6 Soluble soluble JJ 43963 2736 7 Ferments Ferments NNPS 43963 2736 8 and and CC 43963 2736 9 Fermentation= Fermentation= NNP 43963 2736 10 J. J. NNP 43963 2736 11 Reynolds Reynolds NNP 43963 2736 12 Green Green NNP 43963 2736 13 , , , 43963 2736 14 Sc Sc NNP 43963 2736 15 . . . 43963 2736 16 D. D. NNP 43963 2736 17 , , , 43963 2736 18 F.R.S. F.R.S. NNP 43963 2737 1 12_s 12_s LS 43963 2737 2 . . . 43963 2737 3 _ _ NNP 43963 2737 4 = = SYM 43963 2737 5 Zoology= Zoology= NNP 43963 2737 6 E. E. NNP 43963 2737 7 W. W. NNP 43963 2737 8 MacBride MacBride NNP 43963 2737 9 , , , 43963 2737 10 M.A. M.A. NNP 43963 2738 1 and and CC 43963 2738 2 A. A. NNP 43963 2738 3 E. E. NNP 43963 2738 4 Shipley Shipley NNP 43963 2738 5 , , , 43963 2738 6 M.A. M.A. NNP 43963 2739 1 [ [ -LRB- 43963 2739 2 _ _ NNP 43963 2739 3 In in IN 43963 2739 4 the the DT 43963 2739 5 Press Press NNP 43963 2739 6 . . . 43963 2739 7 _ _ NNP 43963 2739 8 PHYSICAL PHYSICAL NNP 43963 2739 9 SERIES SERIES NNP 43963 2739 10 . . . 43963 2740 1 General General NNP 43963 2740 2 Editor Editor NNP 43963 2740 3 , , , 43963 2740 4 R. R. NNP 43963 2740 5 T. T. NNP 43963 2740 6 Glazebrook Glazebrook NNP 43963 2740 7 , , , 43963 2740 8 M.A. M.A. NNP 43963 2740 9 , , , 43963 2740 10 F.R.S. F.R.S. NNP 43963 2741 1 = = NFP 43963 2741 2 Heat Heat NNP 43963 2741 3 and and CC 43963 2741 4 Light= light= DT 43963 2741 5 R. R. NNP 43963 2741 6 T. T. NNP 43963 2741 7 Glazebrook Glazebrook NNP 43963 2741 8 , , , 43963 2741 9 M.A. M.A. NNP 43963 2741 10 , , , 43963 2741 11 F.R.S. F.R.S. NNP 43963 2742 1 5_s 5_s LS 43963 2742 2 . . . 43963 2742 3 _ _ NNP 43963 2742 4 " " '' 43963 2742 5 " " `` 43963 2742 6 in in IN 43963 2742 7 two two CD 43963 2742 8 separate separate JJ 43963 2742 9 parts part NNS 43963 2742 10 " " '' 43963 2742 11 " " `` 43963 2742 12 _ _ NNP 43963 2742 13 each each DT 43963 2742 14 _ _ NNP 43963 2742 15 3_s 3_s CD 43963 2742 16 . . . 43963 2742 17 _ _ NNP 43963 2742 18 = = SYM 43963 2742 19 Mechanics Mechanics NNP 43963 2742 20 and and CC 43963 2742 21 Hydrostatics= Hydrostatics= JJR 43963 2742 22 R. R. NNP 43963 2742 23 T. T. NNP 43963 2742 24 Glazebrook Glazebrook NNP 43963 2742 25 , , , 43963 2742 26 M.A. M.A. NNP 43963 2742 27 , , , 43963 2742 28 F.R.S. F.R.S. NNP 43963 2743 1 8_s 8_s LS 43963 2743 2 . . . 43963 2743 3 _ _ NNP 43963 2743 4 6_d 6_d CD 43963 2743 5 . . . 43963 2743 6 _ _ NNP 43963 2743 7 " " `` 43963 2743 8 " " `` 43963 2743 9 in in IN 43963 2743 10 three three CD 43963 2743 11 separate separate JJ 43963 2743 12 parts part NNS 43963 2743 13 Part Part NNP 43963 2743 14 I. I. NNP 43963 2744 1 = = NFP 43963 2744 2 Dynamics= dynamics= NN 43963 2744 3 " " `` 43963 2744 4 " " `` 43963 2744 5 4_s 4_s CD 43963 2744 6 . . . 43963 2744 7 _ _ NNP 43963 2744 8 " " `` 43963 2744 9 II II NNP 43963 2744 10 . . . 43963 2745 1 = = NFP 43963 2745 2 Statics= statics= NN 43963 2745 3 " " `` 43963 2745 4 " " `` 43963 2745 5 3_s 3_s CD 43963 2745 6 . . . 43963 2745 7 _ _ NNP 43963 2745 8 " " `` 43963 2745 9 III III NNP 43963 2745 10 . . . 43963 2746 1 = = NFP 43963 2746 2 Hydrostatics= hydrostatics= UH 43963 2746 3 " " `` 43963 2746 4 " " `` 43963 2746 5 3_s 3_s CD 43963 2746 6 . . . 43963 2746 7 _ _ NNP 43963 2746 8 = = SYM 43963 2746 9 Solution Solution NNP 43963 2746 10 and and CC 43963 2746 11 Electrolysis= Electrolysis= NNP 43963 2746 12 W. W. NNP 43963 2746 13 C. C. NNP 43963 2746 14 D. D. NNP 43963 2746 15 Whetham Whetham NNP 43963 2746 16 , , , 43963 2746 17 M.A. M.A. NNP 43963 2747 1 7_s 7_s LS 43963 2747 2 . . . 43963 2747 3 _ _ NNP 43963 2747 4 6_d 6_d CD 43963 2747 5 . . . 43963 2747 6 _ _ NNP 43963 2747 7 [ [ -LRB- 43963 2747 8 _ _ NNP 43963 2747 9 Out Out NNP 43963 2747 10 of of IN 43963 2747 11 print print NN 43963 2747 12 . . . 43963 2747 13 _ _ NNP 43963 2747 14 = = SYM 43963 2747 15 Electricity Electricity NNP 43963 2747 16 and and CC 43963 2747 17 Magnetism= Magnetism= VBZ 43963 2747 18 R. R. NNP 43963 2747 19 T. T. NNP 43963 2747 20 Glazebrook Glazebrook NNP 43963 2747 21 , , , 43963 2747 22 M.A. M.A. NNP 43963 2747 23 , , , 43963 2747 24 F.R.S. F.R.S. NNP 43963 2748 1 _ _ NNP 43963 2748 2 In in IN 43963 2748 3 Preparation Preparation NNP 43963 2748 4 . . . 43963 2748 5 _ _ NNP 43963 2748 6 GEOLOGICAL GEOLOGICAL NNP 43963 2748 7 SERIES SERIES NNP 43963 2748 8 . . . 43963 2749 1 = = NFP 43963 2749 2 Petrology petrology NN 43963 2749 3 for for IN 43963 2749 4 Students= students= CD 43963 2749 5 A. a. NN 43963 2749 6 Harker Harker NNP 43963 2749 7 , , , 43963 2749 8 M.A. M.A. NNP 43963 2749 9 , , , 43963 2749 10 F.G.S. F.G.S. NNP 43963 2750 1 7_s 7_s LS 43963 2750 2 . . . 43963 2750 3 _ _ NNP 43963 2750 4 6_d 6_d CD 43963 2750 5 . . . 43963 2750 6 _ _ NNP 43963 2750 7 = = FW 43963 2750 8 Handbook Handbook NNP 43963 2750 9 to to IN 43963 2750 10 the the DT 43963 2750 11 Geology Geology NNP 43963 2750 12 of of IN 43963 2750 13 Cambs= Cambs= NNP 43963 2750 14 F. F. NNP 43963 2750 15 R. R. NNP 43963 2750 16 C. C. NNP 43963 2750 17 Reed Reed NNP 43963 2750 18 , , , 43963 2750 19 M.A. M.A. NNP 43963 2751 1 7_s 7_s LS 43963 2751 2 . . . 43963 2751 3 _ _ NNP 43963 2751 4 6_d 6_d CD 43963 2751 5 . . . 43963 2751 6 _ _ NNP 43963 2751 7 = = NFP 43963 2751 8 The the DT 43963 2751 9 Principles Principles NNPS 43963 2751 10 of of IN 43963 2751 11 Stratigraphical Stratigraphical NNP 43963 2751 12 Geology= Geology= , 43963 2751 13 J. J. NNP 43963 2751 14 E. E. NNP 43963 2751 15 Marr Marr NNP 43963 2751 16 , , , 43963 2751 17 M.A. M.A. NNP 43963 2752 1 6_s 6_s CD 43963 2752 2 . . . 43963 2752 3 _ _ NNP 43963 2752 4 = = SYM 43963 2752 5 Crystallography= crystallography= NN 43963 2752 6 Prof. Prof. NNP 43963 2752 7 W. W. NNP 43963 2752 8 J. J. NNP 43963 2752 9 Lewis Lewis NNP 43963 2752 10 , , , 43963 2752 11 M.A. M.A. NNP 43963 2753 1 14_s 14_s LS 43963 2753 2 . . . 43963 2753 3 _ _ NNP 43963 2753 4 _ _ NNP 43963 2753 5 Net Net NNP 43963 2753 6 . . . 43963 2753 7 _ _ NNP 43963 2753 8 * * NFP 43963 2753 9 * * NFP 43963 2753 10 * * NFP 43963 2753 11 * * NFP 43963 2753 12 * * NFP 43963 2753 13 = = NFP 43963 2753 14 Laboratory Laboratory NNP 43963 2753 15 Note Note NNP 43963 2753 16 - - HYPH 43963 2753 17 Books Books NNP 43963 2753 18 of= of= ADD 43963 2753 19 } } -RRB- 43963 2753 20 { { -LRB- 43963 2753 21 L. L. NNP 43963 2753 22 R. R. NNP 43963 2753 23 Wilberforce Wilberforce NNP 43963 2753 24 , , , 43963 2753 25 M.A. M.A. NNP 43963 2753 26 , , , 43963 2753 27 and and CC 43963 2753 28 = = SYM 43963 2753 29 Elementary elementary JJ 43963 2753 30 Physics= physics= CD 43963 2753 31 } } -RRB- 43963 2753 32 { { -LRB- 43963 2753 33 T. T. NNP 43963 2753 34 C. C. NNP 43963 2753 35 Fitzpatrick Fitzpatrick NNP 43963 2753 36 , , , 43963 2753 37 M.A. M.A. NNP 43963 2754 1 I. I. NNP 43963 2755 1 = = NFP 43963 2755 2 Mechanics Mechanics NNP 43963 2755 3 and and CC 43963 2755 4 Hydrostatics.= Hydrostatics.= NNP 43963 2755 5 II II NNP 43963 2755 6 . . . 43963 2756 1 = = NFP 43963 2756 2 Heat heat NN 43963 2756 3 and and CC 43963 2756 4 Optics.= Optics.= NNP 43963 2756 5 III iii CD 43963 2756 6 . . . 43963 2757 1 = = NFP 43963 2757 2 Electricity electricity NN 43963 2757 3 and and CC 43963 2757 4 Magnetism.= Magnetism.= NNS 43963 2757 5 _ _ NNP 43963 2757 6 each each DT 43963 2757 7 _ _ NNP 43963 2757 8 1_s 1_s CD 43963 2757 9 . . . 43963 2757 10 _ _ NNP 43963 2757 11 _ _ NNP 43963 2757 12 Other Other NNP 43963 2757 13 volumes volume NNS 43963 2757 14 are be VBP 43963 2757 15 in in IN 43963 2757 16 preparation preparation NN 43963 2757 17 and and CC 43963 2757 18 will will MD 43963 2757 19 be be VB 43963 2757 20 announced announce VBN 43963 2757 21 shortly shortly RB 43963 2757 22 . . . 43963 2757 23 _ _ NNP 43963 2757 24 _ _ NNP 43963 2757 25 Press Press NNP 43963 2757 26 Opinions Opinions NNPS 43963 2757 27 . . . 43963 2757 28 _ _ NNP 43963 2757 29 BIOLOGICAL BIOLOGICAL NNP 43963 2757 30 SERIES SERIES NNP 43963 2757 31 . . . 43963 2758 1 = = NFP 43963 2758 2 A a DT 43963 2758 3 Manual Manual NNP 43963 2758 4 and and CC 43963 2758 5 Dictionary Dictionary NNP 43963 2758 6 of of IN 43963 2758 7 the the DT 43963 2758 8 Flowering Flowering NNP 43963 2758 9 Plants Plants NNPS 43963 2758 10 and and CC 43963 2758 11 Ferns.= Ferns.= NNP 43963 2758 12 Morphology Morphology NNP 43963 2758 13 , , , 43963 2758 14 Natural Natural NNP 43963 2758 15 History History NNP 43963 2758 16 and and CC 43963 2758 17 Classification classification NN 43963 2758 18 . . . 43963 2759 1 Alphabetically Alphabetically NNP 43963 2759 2 arranged arrange VBN 43963 2759 3 . . . 43963 2760 1 By by IN 43963 2760 2 J. J. NNP 43963 2760 3 C. C. NNP 43963 2760 4 Willis Willis NNP 43963 2760 5 , , , 43963 2760 6 M.A. M.A. NNP 43963 2760 7 , , , 43963 2760 8 Gonville Gonville NNP 43963 2760 9 and and CC 43963 2760 10 Caius Caius NNP 43963 2760 11 College College NNP 43963 2760 12 . . . 43963 2761 1 In in IN 43963 2761 2 Two Two NNP 43963 2761 3 Volumes Volumes NNPS 43963 2761 4 . . . 43963 2762 1 Crown Crown NNP 43963 2762 2 8vo 8vo NNP 43963 2762 3 . . . 43963 2763 1 With with IN 43963 2763 2 Illustrations illustration NNS 43963 2763 3 . . . 43963 2764 1 10_s 10_s LS 43963 2764 2 . . . 43963 2764 3 _ _ NNP 43963 2764 4 6_d 6_d CD 43963 2764 5 . . . 43963 2764 6 _ _ NNP 43963 2764 7 _ _ NNP 43963 2764 8 Bookman Bookman NNP 43963 2764 9 . . . 43963 2764 10 _ _ NNP 43963 2764 11 One one CD 43963 2764 12 of of IN 43963 2764 13 the the DT 43963 2764 14 most most RBS 43963 2764 15 useful useful JJ 43963 2764 16 books book NNS 43963 2764 17 existing exist VBG 43963 2764 18 for for IN 43963 2764 19 students student NNS 43963 2764 20 of of IN 43963 2764 21 botany botany NN 43963 2764 22 .... .... . 43963 2765 1 The the DT 43963 2765 2 student student NN 43963 2765 3 who who WP 43963 2765 4 has have VBZ 43963 2765 5 this this DT 43963 2765 6 book book NN 43963 2765 7 and and CC 43963 2765 8 the the DT 43963 2765 9 chances chance NNS 43963 2765 10 which which WDT 43963 2765 11 Kew Kew NNP 43963 2765 12 , , , 43963 2765 13 or or CC 43963 2765 14 even even RB 43963 2765 15 one one CD 43963 2765 16 of of IN 43963 2765 17 the the DT 43963 2765 18 smaller small JJR 43963 2765 19 gardens garden NNS 43963 2765 20 , , , 43963 2765 21 affords afford VBZ 43963 2765 22 him -PRON- PRP 43963 2765 23 , , , 43963 2765 24 will will MD 43963 2765 25 make make VB 43963 2765 26 a a DT 43963 2765 27 steady steady JJ 43963 2765 28 and and CC 43963 2765 29 really really RB 43963 2765 30 scientific scientific JJ 43963 2765 31 progress progress NN 43963 2765 32 . . . 43963 2766 1 = = NFP 43963 2766 2 Elements element NNS 43963 2766 3 of of IN 43963 2766 4 Botany.= Botany.= NNP 43963 2766 5 By by IN 43963 2766 6 F. F. NNP 43963 2766 7 Darwin Darwin NNP 43963 2766 8 , , , 43963 2766 9 M.A. M.A. NNP 43963 2766 10 , , , 43963 2766 11 F.R.S. F.R.S. NNP 43963 2767 1 Second Second NNP 43963 2767 2 Edition Edition NNP 43963 2767 3 . . . 43963 2768 1 Crown Crown NNP 43963 2768 2 8vo 8vo NNP 43963 2768 3 . . . 43963 2769 1 With with IN 43963 2769 2 numerous numerous JJ 43963 2769 3 Illustrations illustration NNS 43963 2769 4 . . . 43963 2770 1 4_s 4_s LS 43963 2770 2 . . . 43963 2770 3 _ _ NNP 43963 2770 4 6_d 6_d CD 43963 2770 5 . . . 43963 2770 6 _ _ NNP 43963 2770 7 _ _ NNP 43963 2770 8 Journal Journal NNP 43963 2770 9 of of IN 43963 2770 10 Education Education NNP 43963 2770 11 . . . 43963 2770 12 _ _ NNP 43963 2770 13 A a DT 43963 2770 14 noteworthy noteworthy JJ 43963 2770 15 addition addition NN 43963 2770 16 to to IN 43963 2770 17 our -PRON- PRP$ 43963 2770 18 botanical botanical JJ 43963 2770 19 literature literature NN 43963 2770 20 . . . 43963 2771 1 = = NFP 43963 2771 2 Practical Practical NNP 43963 2771 3 Physiology Physiology NNP 43963 2771 4 of of IN 43963 2771 5 Plants.= Plants.= NNP 43963 2771 6 By by IN 43963 2771 7 F. F. NNP 43963 2771 8 Darwin Darwin NNP 43963 2771 9 , , , 43963 2771 10 M.A. M.A. NNP 43963 2771 11 , , , 43963 2771 12 F.R.S. F.R.S. NNP 43963 2771 13 , , , 43963 2771 14 Fellow Fellow NNP 43963 2771 15 of of IN 43963 2771 16 Christ Christ NNP 43963 2771 17 's 's POS 43963 2771 18 College College NNP 43963 2771 19 , , , 43963 2771 20 Cambridge Cambridge NNP 43963 2771 21 , , , 43963 2771 22 and and CC 43963 2771 23 Reader reader NN 43963 2771 24 in in IN 43963 2771 25 Botany Botany NNP 43963 2771 26 in in IN 43963 2771 27 the the DT 43963 2771 28 University University NNP 43963 2771 29 , , , 43963 2771 30 and and CC 43963 2771 31 E. E. NNP 43963 2771 32 H. H. NNP 43963 2771 33 Acton Acton NNP 43963 2771 34 , , , 43963 2771 35 M.A. M.A. NNP 43963 2771 36 , , , 43963 2771 37 late late JJ 43963 2771 38 Fellow Fellow NNP 43963 2771 39 and and CC 43963 2771 40 Lecturer Lecturer NNP 43963 2771 41 of of IN 43963 2771 42 St St NNP 43963 2771 43 John John NNP 43963 2771 44 's 's POS 43963 2771 45 College College NNP 43963 2771 46 , , , 43963 2771 47 Cambridge Cambridge NNP 43963 2771 48 . . . 43963 2772 1 With with IN 43963 2772 2 Illustrations illustration NNS 43963 2772 3 . . . 43963 2773 1 Second Second NNP 43963 2773 2 Edition Edition NNP 43963 2773 3 . . . 43963 2774 1 Crown Crown NNP 43963 2774 2 8vo 8vo NNP 43963 2774 3 . . . 43963 2775 1 4_s 4_s LS 43963 2775 2 . . . 43963 2775 3 _ _ NNP 43963 2775 4 6_d 6_d CD 43963 2775 5 . . . 43963 2775 6 _ _ NNP 43963 2775 7 _ _ NNP 43963 2775 8 Nature Nature NNP 43963 2775 9 . . . 43963 2775 10 _ _ NNP 43963 2775 11 The the DT 43963 2775 12 authors author NNS 43963 2775 13 are be VBP 43963 2775 14 much much JJ 43963 2775 15 to to TO 43963 2775 16 be be VB 43963 2775 17 congratulated congratulate VBN 43963 2775 18 on on IN 43963 2775 19 their -PRON- PRP$ 43963 2775 20 work work NN 43963 2775 21 , , , 43963 2775 22 which which WDT 43963 2775 23 fills fill VBZ 43963 2775 24 a a DT 43963 2775 25 serious serious JJ 43963 2775 26 gap gap NN 43963 2775 27 in in IN 43963 2775 28 the the DT 43963 2775 29 botanical botanical JJ 43963 2775 30 literature literature NN 43963 2775 31 of of IN 43963 2775 32 this this DT 43963 2775 33 country country NN 43963 2775 34 . . . 43963 2776 1 = = NFP 43963 2776 2 Zoogeography.= zoogeography.= XX 43963 2776 3 By by IN 43963 2776 4 F. F. NNP 43963 2776 5 E. E. NNP 43963 2776 6 Beddard Beddard NNP 43963 2776 7 , , , 43963 2776 8 M.A. M.A. NNP 43963 2776 9 , , , 43963 2776 10 F.R.S. F.R.S. NNP 43963 2777 1 With with IN 43963 2777 2 Maps map NNS 43963 2777 3 . . . 43963 2778 1 6_s 6_s CD 43963 2778 2 . . . 43963 2778 3 _ _ NNP 43963 2778 4 _ _ NNP 43963 2778 5 Daily Daily NNP 43963 2778 6 Chronicle Chronicle NNP 43963 2778 7 . . . 43963 2778 8 _ _ NNP 43963 2778 9 Although although IN 43963 2778 10 included include VBN 43963 2778 11 in in IN 43963 2778 12 the the DT 43963 2778 13 series series NN 43963 2778 14 of of IN 43963 2778 15 Cambridge Cambridge NNP 43963 2778 16 Natural Natural NNP 43963 2778 17 Science Science NNP 43963 2778 18 Manuals Manuals NNPS 43963 2778 19 , , , 43963 2778 20 and and CC 43963 2778 21 therefore therefore RB 43963 2778 22 designed design VBD 43963 2778 23 chiefly chiefly RB 43963 2778 24 for for IN 43963 2778 25 students student NNS 43963 2778 26 of of IN 43963 2778 27 biology biology NN 43963 2778 28 , , , 43963 2778 29 Mr Mr NNP 43963 2778 30 Beddard Beddard NNP 43963 2778 31 deals deal VBZ 43963 2778 32 with with IN 43963 2778 33 his -PRON- PRP$ 43963 2778 34 subject subject NN 43963 2778 35 in in IN 43963 2778 36 a a DT 43963 2778 37 clear clear JJ 43963 2778 38 and and CC 43963 2778 39 graphic graphic JJ 43963 2778 40 way way NN 43963 2778 41 that that WDT 43963 2778 42 should should MD 43963 2778 43 commend commend VB 43963 2778 44 his -PRON- PRP$ 43963 2778 45 book book NN 43963 2778 46 to to IN 43963 2778 47 the the DT 43963 2778 48 general general JJ 43963 2778 49 reader reader NN 43963 2778 50 interested interest VBN 43963 2778 51 in in IN 43963 2778 52 the the DT 43963 2778 53 question question NN 43963 2778 54 . . . 43963 2779 1 His -PRON- PRP$ 43963 2779 2 style style NN 43963 2779 3 , , , 43963 2779 4 while while IN 43963 2779 5 never never RB 43963 2779 6 lacking lack VBG 43963 2779 7 dignity dignity NN 43963 2779 8 , , , 43963 2779 9 avoids avoid VBZ 43963 2779 10 the the DT 43963 2779 11 dulness dulness NN 43963 2779 12 which which WDT 43963 2779 13 too too RB 43963 2779 14 often often RB 43963 2779 15 accompanies accompany VBZ 43963 2779 16 that that DT 43963 2779 17 virtue virtue NN 43963 2779 18 . . . 43963 2780 1 = = NFP 43963 2780 2 Elementary Elementary NNP 43963 2780 3 Palæontology Palæontology NNP 43963 2780 4 -- -- : 43963 2780 5 Invertebrate.= Invertebrate.= NNP 43963 2780 6 By by IN 43963 2780 7 Henry Henry NNP 43963 2780 8 Woods Woods NNP 43963 2780 9 , , , 43963 2780 10 M.A. M.A. NNP 43963 2780 11 , , , 43963 2780 12 F.G.S. F.G.S. NNP 43963 2781 1 With with IN 43963 2781 2 Illustrations illustration NNS 43963 2781 3 . . . 43963 2782 1 Crown Crown NNP 43963 2782 2 8vo 8vo NNP 43963 2782 3 . . . 43963 2783 1 Second Second NNP 43963 2783 2 Edition Edition NNP 43963 2783 3 . . . 43963 2784 1 6_s 6_s CD 43963 2784 2 . . . 43963 2784 3 _ _ NNP 43963 2784 4 _ _ NNP 43963 2784 5 Nature Nature NNP 43963 2784 6 . . . 43963 2784 7 _ _ NNP 43963 2784 8 As as IN 43963 2784 9 an an DT 43963 2784 10 introduction introduction NN 43963 2784 11 to to IN 43963 2784 12 the the DT 43963 2784 13 study study NN 43963 2784 14 of of IN 43963 2784 15 palæontology palæontology NN 43963 2784 16 Mr Mr NNP 43963 2784 17 Woods Woods NNP 43963 2784 18 's 's POS 43963 2784 19 book book NN 43963 2784 20 is be VBZ 43963 2784 21 worthy worthy JJ 43963 2784 22 of of IN 43963 2784 23 high high JJ 43963 2784 24 praise praise NN 43963 2784 25 . . . 43963 2785 1 = = NFP 43963 2785 2 Outlines Outlines NNP 43963 2785 3 of of IN 43963 2785 4 Vertebrate vertebrate NN 43963 2785 5 Palæontology= Palæontology= VBZ 43963 2785 6 for for IN 43963 2785 7 the the DT 43963 2785 8 use use NN 43963 2785 9 of of IN 43963 2785 10 Students Students NNPS 43963 2785 11 of of IN 43963 2785 12 Zoology Zoology NNP 43963 2785 13 . . . 43963 2786 1 By by IN 43963 2786 2 A. a. NN 43963 2786 3 S. S. NNP 43963 2786 4 Woodward Woodward NNP 43963 2786 5 , , , 43963 2786 6 Assistant Assistant NNP 43963 2786 7 Keeper Keeper NNP 43963 2786 8 in in IN 43963 2786 9 the the DT 43963 2786 10 Department Department NNP 43963 2786 11 of of IN 43963 2786 12 Geology Geology NNP 43963 2786 13 in in IN 43963 2786 14 the the DT 43963 2786 15 British British NNP 43963 2786 16 Museum Museum NNP 43963 2786 17 . . . 43963 2787 1 Demy Demy NNP 43963 2787 2 8vo 8vo NN 43963 2787 3 . . . 43963 2788 1 14_s 14_s LS 43963 2788 2 . . . 43963 2788 3 _ _ NNP 43963 2788 4 _ _ NNP 43963 2788 5 Athenæum Athenæum NNP 43963 2788 6 . . . 43963 2788 7 _ _ NNP 43963 2788 8 Mr Mr NNP 43963 2788 9 Woodward Woodward NNP 43963 2788 10 , , , 43963 2788 11 in in IN 43963 2788 12 studying study VBG 43963 2788 13 vertebrate vertebrate NN 43963 2788 14 fossils fossil NNS 43963 2788 15 for for IN 43963 2788 16 the the DT 43963 2788 17 purpose purpose NN 43963 2788 18 of of IN 43963 2788 19 this this DT 43963 2788 20 volume volume NN 43963 2788 21 , , , 43963 2788 22 takes take VBZ 43963 2788 23 the the DT 43963 2788 24 biological biological JJ 43963 2788 25 view view NN 43963 2788 26 , , , 43963 2788 27 and and CC 43963 2788 28 has have VBZ 43963 2788 29 designed design VBN 43963 2788 30 his -PRON- PRP$ 43963 2788 31 work work NN 43963 2788 32 primarily primarily RB 43963 2788 33 for for IN 43963 2788 34 the the DT 43963 2788 35 assistance assistance NN 43963 2788 36 of of IN 43963 2788 37 students student NNS 43963 2788 38 of of IN 43963 2788 39 vertebrate vertebrate NN 43963 2788 40 morphology morphology NN 43963 2788 41 and and CC 43963 2788 42 zoology zoology NN 43963 2788 43 . . . 43963 2789 1 Mindful mindful JJ 43963 2789 2 , , , 43963 2789 3 however however RB 43963 2789 4 , , , 43963 2789 5 of of IN 43963 2789 6 the the DT 43963 2789 7 geological geological JJ 43963 2789 8 side side NN 43963 2789 9 of of IN 43963 2789 10 the the DT 43963 2789 11 subject subject NN 43963 2789 12 , , , 43963 2789 13 he -PRON- PRP 43963 2789 14 has have VBZ 43963 2789 15 introduced introduce VBN 43963 2789 16 a a DT 43963 2789 17 chapter chapter NN 43963 2789 18 on on IN 43963 2789 19 the the DT 43963 2789 20 succession succession NN 43963 2789 21 of of IN 43963 2789 22 the the DT 43963 2789 23 vertebrate vertebrate NN 43963 2789 24 faunas fauna NNS 43963 2789 25 , , , 43963 2789 26 offering offer VBG 43963 2789 27 a a DT 43963 2789 28 brief brief JJ 43963 2789 29 but but CC 43963 2789 30 convenient convenient JJ 43963 2789 31 summary summary NN 43963 2789 32 of of IN 43963 2789 33 the the DT 43963 2789 34 distribution distribution NN 43963 2789 35 of of IN 43963 2789 36 vertebrate vertebrate JJ 43963 2789 37 life life NN 43963 2789 38 throughout throughout IN 43963 2789 39 geologic geologic NN 43963 2789 40 time time NN 43963 2789 41 . . . 43963 2790 1 The the DT 43963 2790 2 author author NN 43963 2790 3 is be VBZ 43963 2790 4 to to TO 43963 2790 5 be be VB 43963 2790 6 congratulated congratulate VBN 43963 2790 7 on on IN 43963 2790 8 having have VBG 43963 2790 9 produced produce VBN 43963 2790 10 a a DT 43963 2790 11 work work NN 43963 2790 12 of of IN 43963 2790 13 exceptional exceptional JJ 43963 2790 14 value value NN 43963 2790 15 , , , 43963 2790 16 dealing deal VBG 43963 2790 17 with with IN 43963 2790 18 a a DT 43963 2790 19 difficult difficult JJ 43963 2790 20 subject subject NN 43963 2790 21 in in IN 43963 2790 22 a a DT 43963 2790 23 thoroughly thoroughly RB 43963 2790 24 sound sound JJ 43963 2790 25 manner manner NN 43963 2790 26 . . . 43963 2791 1 = = NFP 43963 2791 2 The the DT 43963 2791 3 Vertebrate vertebrate NN 43963 2791 4 Skeleton.= skeleton.= NN 43963 2791 5 By by IN 43963 2791 6 S. S. NNP 43963 2791 7 H. H. NNP 43963 2791 8 Reynolds Reynolds NNP 43963 2791 9 , , , 43963 2791 10 M.A. M.A. NNP 43963 2791 11 , , , 43963 2791 12 Trinity Trinity NNP 43963 2791 13 College College NNP 43963 2791 14 . . . 43963 2792 1 Crown Crown NNP 43963 2792 2 8vo 8vo NNP 43963 2792 3 . . . 43963 2793 1 12_s 12_s LS 43963 2793 2 . . . 43963 2793 3 _ _ NNP 43963 2793 4 6_d 6_d CD 43963 2793 5 . . . 43963 2793 6 _ _ NNP 43963 2793 7 _ _ NNP 43963 2793 8 British British NNP 43963 2793 9 Medical Medical NNP 43963 2793 10 Journal Journal NNP 43963 2793 11 . . . 43963 2793 12 _ _ NNP 43963 2793 13 A a DT 43963 2793 14 volume volume NN 43963 2793 15 which which WDT 43963 2793 16 will will MD 43963 2793 17 certainly certainly RB 43963 2793 18 take take VB 43963 2793 19 its -PRON- PRP$ 43963 2793 20 place place NN 43963 2793 21 amongst amongst IN 43963 2793 22 the the DT 43963 2793 23 standard standard JJ 43963 2793 24 text text NN 43963 2793 25 - - HYPH 43963 2793 26 books book NNS 43963 2793 27 of of IN 43963 2793 28 the the DT 43963 2793 29 day day NN 43963 2793 30 . . . 43963 2794 1 BIOLOGICAL BIOLOGICAL NNP 43963 2794 2 SERIES SERIES NNP 43963 2794 3 . . . 43963 2795 1 = = NFP 43963 2795 2 Practical Practical NNP 43963 2795 3 Morbid Morbid NNP 43963 2795 4 Anatomy.= Anatomy.= VBZ 43963 2795 5 By by IN 43963 2795 6 H. H. NNP 43963 2795 7 D. D. NNP 43963 2795 8 Rolleston Rolleston NNP 43963 2795 9 , , , 43963 2795 10 M.D. M.D. NNP 43963 2795 11 , , , 43963 2795 12 F.R.C.P. F.R.C.P. NNP 43963 2795 13 , , , 43963 2795 14 Fellow Fellow NNP 43963 2795 15 of of IN 43963 2795 16 St St NNP 43963 2795 17 John John NNP 43963 2795 18 's 's POS 43963 2795 19 College College NNP 43963 2795 20 , , , 43963 2795 21 Cambridge Cambridge NNP 43963 2795 22 , , , 43963 2795 23 Assistant Assistant NNP 43963 2795 24 Physician Physician NNP 43963 2795 25 and and CC 43963 2795 26 Lecturer Lecturer NNP 43963 2795 27 on on IN 43963 2795 28 Pathology Pathology NNP 43963 2795 29 , , , 43963 2795 30 St St NNP 43963 2795 31 George George NNP 43963 2795 32 's 's POS 43963 2795 33 Hospital Hospital NNP 43963 2795 34 , , , 43963 2795 35 London London NNP 43963 2795 36 , , , 43963 2795 37 and and CC 43963 2795 38 A. a. NN 43963 2796 1 A. A. NNP 43963 2796 2 Kanthack Kanthack NNP 43963 2796 3 , , , 43963 2796 4 M.D. M.D. NNP 43963 2796 5 , , , 43963 2796 6 M.R.C.P. M.R.C.P. NNP 43963 2796 7 , , , 43963 2796 8 Lecturer Lecturer NNP 43963 2796 9 on on IN 43963 2796 10 Pathology Pathology NNP 43963 2796 11 , , , 43963 2796 12 St St NNP 43963 2796 13 Bartholomew Bartholomew NNP 43963 2796 14 's 's POS 43963 2796 15 Hospital Hospital NNP 43963 2796 16 , , , 43963 2796 17 London London NNP 43963 2796 18 . . . 43963 2797 1 Crown Crown NNP 43963 2797 2 8vo 8vo NNP 43963 2797 3 . . . 43963 2798 1 6_s 6_s CD 43963 2798 2 . . . 43963 2798 3 _ _ NNP 43963 2798 4 _ _ NNP 43963 2798 5 British British NNP 43963 2798 6 Medical Medical NNP 43963 2798 7 Journal Journal NNP 43963 2798 8 . . . 43963 2798 9 _ _ NNP 43963 2798 10 This this DT 43963 2798 11 manual manual NN 43963 2798 12 can can MD 43963 2798 13 in in IN 43963 2798 14 every every DT 43963 2798 15 sense sense NN 43963 2798 16 be be VB 43963 2798 17 most most RBS 43963 2798 18 highly highly RB 43963 2798 19 recommended recommend VBN 43963 2798 20 , , , 43963 2798 21 and and CC 43963 2798 22 it -PRON- PRP 43963 2798 23 should should MD 43963 2798 24 supply supply VB 43963 2798 25 what what WP 43963 2798 26 has have VBZ 43963 2798 27 hitherto hitherto VBN 43963 2798 28 been be VBN 43963 2798 29 a a DT 43963 2798 30 real real JJ 43963 2798 31 want want NN 43963 2798 32 . . . 43963 2799 1 = = NFP 43963 2799 2 The the DT 43963 2799 3 Soluble Soluble NNP 43963 2799 4 Ferments Ferments NNPS 43963 2799 5 and and CC 43963 2799 6 Fermentation.= Fermentation.= NNP 43963 2799 7 By by IN 43963 2799 8 J. J. NNP 43963 2799 9 Reynolds Reynolds NNP 43963 2799 10 Green Green NNP 43963 2799 11 , , , 43963 2799 12 Sc Sc NNP 43963 2799 13 . . . 43963 2799 14 D. D. NNP 43963 2799 15 , , , 43963 2799 16 F.R.S. F.R.S. NNP 43963 2799 17 , , , 43963 2799 18 Professor Professor NNP 43963 2799 19 of of IN 43963 2799 20 Botany Botany NNP 43963 2799 21 to to IN 43963 2799 22 the the DT 43963 2799 23 Pharmaceutical Pharmaceutical NNP 43963 2799 24 Society Society NNP 43963 2799 25 of of IN 43963 2799 26 Great Great NNP 43963 2799 27 Britain Britain NNP 43963 2799 28 . . . 43963 2800 1 Demy Demy NNP 43963 2800 2 8vo 8vo NN 43963 2800 3 . . . 43963 2801 1 12_s 12_s LS 43963 2801 2 . . . 43963 2801 3 _ _ NNP 43963 2801 4 _ _ NNP 43963 2801 5 Nature Nature NNP 43963 2801 6 . . . 43963 2801 7 _ _ NNP 43963 2801 8 It -PRON- PRP 43963 2801 9 is be VBZ 43963 2801 10 not not RB 43963 2801 11 necessary necessary JJ 43963 2801 12 to to TO 43963 2801 13 recommend recommend VB 43963 2801 14 the the DT 43963 2801 15 perusal perusal NN 43963 2801 16 of of IN 43963 2801 17 the the DT 43963 2801 18 book book NN 43963 2801 19 , , , 43963 2801 20 to to IN 43963 2801 21 all all DT 43963 2801 22 interested interested JJ 43963 2801 23 in in IN 43963 2801 24 the the DT 43963 2801 25 subject subject NN 43963 2801 26 since since IN 43963 2801 27 it -PRON- PRP 43963 2801 28 is be VBZ 43963 2801 29 indispensable indispensable JJ 43963 2801 30 to to IN 43963 2801 31 them -PRON- PRP 43963 2801 32 , , , 43963 2801 33 and and CC 43963 2801 34 we -PRON- PRP 43963 2801 35 will will MD 43963 2801 36 merely merely RB 43963 2801 37 conclude conclude VB 43963 2801 38 by by IN 43963 2801 39 congratulating congratulate VBG 43963 2801 40 the the DT 43963 2801 41 Cambridge Cambridge NNP 43963 2801 42 University University NNP 43963 2801 43 Press Press NNP 43963 2801 44 on on IN 43963 2801 45 having have VBG 43963 2801 46 added add VBN 43963 2801 47 to to IN 43963 2801 48 their -PRON- PRP$ 43963 2801 49 admirable admirable JJ 43963 2801 50 series series NN 43963 2801 51 of of IN 43963 2801 52 Natural Natural NNP 43963 2801 53 Science Science NNP 43963 2801 54 Manuals Manuals NNP 43963 2801 55 an an DT 43963 2801 56 eminently eminently RB 43963 2801 57 successful successful JJ 43963 2801 58 work work NN 43963 2801 59 on on IN 43963 2801 60 so so RB 43963 2801 61 important important JJ 43963 2801 62 and and CC 43963 2801 63 difficult difficult JJ 43963 2801 64 a a DT 43963 2801 65 theme theme NN 43963 2801 66 , , , 43963 2801 67 and and CC 43963 2801 68 the the DT 43963 2801 69 author author NN 43963 2801 70 on on IN 43963 2801 71 having have VBG 43963 2801 72 written write VBN 43963 2801 73 a a DT 43963 2801 74 treatise treatise NN 43963 2801 75 cleverly cleverly RB 43963 2801 76 conceived conceive VBN 43963 2801 77 , , , 43963 2801 78 industriously industriously RB 43963 2801 79 and and CC 43963 2801 80 ably ably RB 43963 2801 81 worked work VBD 43963 2801 82 out out RP 43963 2801 83 , , , 43963 2801 84 and and CC 43963 2801 85 on on IN 43963 2801 86 the the DT 43963 2801 87 whole whole JJ 43963 2801 88 , , , 43963 2801 89 well well UH 43963 2801 90 written write VBN 43963 2801 91 . . . 43963 2802 1 _ _ NNP 43963 2802 2 Brewer Brewer NNP 43963 2802 3 's 's POS 43963 2802 4 Journal Journal NNP 43963 2802 5 . . . 43963 2802 6 _ _ NNP 43963 2802 7 It -PRON- PRP 43963 2802 8 will will MD 43963 2802 9 of of IN 43963 2802 10 course course NN 43963 2802 11 find find VB 43963 2802 12 a a DT 43963 2802 13 place place NN 43963 2802 14 in in IN 43963 2802 15 every every DT 43963 2802 16 brewer brewer NN 43963 2802 17 's 's POS 43963 2802 18 library library NN 43963 2802 19 , , , 43963 2802 20 and and CC 43963 2802 21 will will MD 43963 2802 22 be be VB 43963 2802 23 a a DT 43963 2802 24 work work NN 43963 2802 25 much much RB 43963 2802 26 studied studied JJ 43963 2802 27 and and CC 43963 2802 28 much much RB 43963 2802 29 pondered ponder VBN 43963 2802 30 over over RP 43963 2802 31 by by IN 43963 2802 32 the the DT 43963 2802 33 thoughtful thoughtful JJ 43963 2802 34 and and CC 43963 2802 35 highly highly RB 43963 2802 36 trained train VBN 43963 2802 37 men man NNS 43963 2802 38 who who WP 43963 2802 39 now now RB 43963 2802 40 represent represent VBP 43963 2802 41 our -PRON- PRP$ 43963 2802 42 profession profession NN 43963 2802 43 . . . 43963 2803 1 PHYSICAL PHYSICAL NNP 43963 2803 2 SERIES SERIES NNP 43963 2803 3 . . . 43963 2804 1 = = NFP 43963 2804 2 Mechanics Mechanics NNP 43963 2804 3 and and CC 43963 2804 4 Hydrostatics.= Hydrostatics.= NNP 43963 2804 5 An An NNP 43963 2804 6 Elementary Elementary NNP 43963 2804 7 Text Text NNP 43963 2804 8 - - HYPH 43963 2804 9 book book NN 43963 2804 10 , , , 43963 2804 11 Theoretical Theoretical NNP 43963 2804 12 and and CC 43963 2804 13 Practical practical JJ 43963 2804 14 , , , 43963 2804 15 for for IN 43963 2804 16 Colleges Colleges NNP 43963 2804 17 and and CC 43963 2804 18 Schools Schools NNPS 43963 2804 19 . . . 43963 2805 1 By by IN 43963 2805 2 R. R. NNP 43963 2805 3 T. T. NNP 43963 2805 4 Glazebrook Glazebrook NNP 43963 2805 5 , , , 43963 2805 6 M.A. M.A. NNP 43963 2805 7 , , , 43963 2805 8 F.R.S. F.R.S. NNP 43963 2805 9 , , , 43963 2805 10 Fellow Fellow NNP 43963 2805 11 of of IN 43963 2805 12 Trinity Trinity NNP 43963 2805 13 College College NNP 43963 2805 14 , , , 43963 2805 15 Cambridge Cambridge NNP 43963 2805 16 , , , 43963 2805 17 Director Director NNP 43963 2805 18 of of IN 43963 2805 19 the the DT 43963 2805 20 National National NNP 43963 2805 21 Physical Physical NNP 43963 2805 22 Laboratory Laboratory NNP 43963 2805 23 . . . 43963 2806 1 With with IN 43963 2806 2 Illustrations illustration NNS 43963 2806 3 . . . 43963 2807 1 Crown Crown NNP 43963 2807 2 8vo 8vo NNP 43963 2807 3 . . . 43963 2808 1 8_s 8_s LS 43963 2808 2 . . . 43963 2808 3 _ _ NNP 43963 2808 4 6_d 6_d CD 43963 2808 5 . . . 43963 2808 6 _ _ NNP 43963 2808 7 Also also RB 43963 2808 8 in in IN 43963 2808 9 separate separate JJ 43963 2808 10 parts part NNS 43963 2808 11 . . . 43963 2809 1 Part part NN 43963 2809 2 I. I. NNP 43963 2810 1 = = NFP 43963 2810 2 Dynamics.= Dynamics.= NNP 43963 2810 3 4_s 4_s CD 43963 2810 4 . . . 43963 2810 5 _ _ NNP 43963 2810 6 Part Part NNP 43963 2810 7 II II NNP 43963 2810 8 . . . 43963 2811 1 = = NFP 43963 2811 2 Statics.= Statics.= NNP 43963 2811 3 3_s 3_s CD 43963 2811 4 . . . 43963 2811 5 _ _ NNP 43963 2811 6 Part Part NNP 43963 2811 7 III III NNP 43963 2811 8 . . . 43963 2812 1 = = NFP 43963 2812 2 Hydrostatics.= Hydrostatics.= NNP 43963 2812 3 3_s 3_s CD 43963 2812 4 . . . 43963 2812 5 _ _ NNP 43963 2812 6 _ _ NNP 43963 2812 7 Knowledge Knowledge NNP 43963 2812 8 . . . 43963 2812 9 _ _ IN 43963 2812 10 We -PRON- PRP 43963 2812 11 cordially cordially RB 43963 2812 12 recommend recommend VBP 43963 2812 13 Mr Mr NNP 43963 2812 14 Glazebrook Glazebrook NNP 43963 2812 15 's 's POS 43963 2812 16 volumes volume NNS 43963 2812 17 to to IN 43963 2812 18 the the DT 43963 2812 19 notice notice NN 43963 2812 20 of of IN 43963 2812 21 teachers teacher NNS 43963 2812 22 . . . 43963 2813 1 _ _ NNP 43963 2813 2 Practical Practical NNP 43963 2813 3 Teacher Teacher NNP 43963 2813 4 . . . 43963 2813 5 _ _ NNP 43963 2813 6 We -PRON- PRP 43963 2813 7 heartily heartily RB 43963 2813 8 recommend recommend VBP 43963 2813 9 these these DT 43963 2813 10 books book NNS 43963 2813 11 to to IN 43963 2813 12 the the DT 43963 2813 13 notice notice NN 43963 2813 14 of of IN 43963 2813 15 all all DT 43963 2813 16 science science NN 43963 2813 17 teachers teacher NNS 43963 2813 18 , , , 43963 2813 19 and and CC 43963 2813 20 especially especially RB 43963 2813 21 to to IN 43963 2813 22 the the DT 43963 2813 23 masters master NNS 43963 2813 24 of of IN 43963 2813 25 Organised Organised NNP 43963 2813 26 Science Science NNP 43963 2813 27 Schools Schools NNP 43963 2813 28 , , , 43963 2813 29 which which WDT 43963 2813 30 will will MD 43963 2813 31 soon soon RB 43963 2813 32 have have VB 43963 2813 33 to to TO 43963 2813 34 face face VB 43963 2813 35 the the DT 43963 2813 36 question question NN 43963 2813 37 of of IN 43963 2813 38 simple simple JJ 43963 2813 39 practical practical JJ 43963 2813 40 work work NN 43963 2813 41 in in IN 43963 2813 42 physics physics NN 43963 2813 43 , , , 43963 2813 44 for for IN 43963 2813 45 which which WDT 43963 2813 46 these these DT 43963 2813 47 books book NNS 43963 2813 48 will will MD 43963 2813 49 constitute constitute VB 43963 2813 50 an an DT 43963 2813 51 admirable admirable JJ 43963 2813 52 introduction introduction NN 43963 2813 53 if if IN 43963 2813 54 not not RB 43963 2813 55 a a DT 43963 2813 56 complete complete JJ 43963 2813 57 _ _ NNP 43963 2813 58 vade vade NN 43963 2813 59 mecum mecum NN 43963 2813 60 _ _ NNP 43963 2813 61 . . . 43963 2814 1 = = NFP 43963 2814 2 Heat Heat NNP 43963 2814 3 and and CC 43963 2814 4 Light.= Light.= NNP 43963 2814 5 An an DT 43963 2814 6 Elementary Elementary NNP 43963 2814 7 Text Text NNP 43963 2814 8 - - HYPH 43963 2814 9 book book NN 43963 2814 10 , , , 43963 2814 11 Theoretical Theoretical NNP 43963 2814 12 and and CC 43963 2814 13 Practical practical JJ 43963 2814 14 , , , 43963 2814 15 for for IN 43963 2814 16 Colleges Colleges NNP 43963 2814 17 and and CC 43963 2814 18 Schools Schools NNPS 43963 2814 19 . . . 43963 2815 1 By by IN 43963 2815 2 R. R. NNP 43963 2815 3 T. T. NNP 43963 2815 4 Glazebrook Glazebrook NNP 43963 2815 5 , , , 43963 2815 6 M.A. M.A. NNP 43963 2815 7 , , , 43963 2815 8 F.R.S. F.R.S. NNP 43963 2816 1 Crown Crown NNP 43963 2816 2 8vo 8vo NNP 43963 2816 3 . . . 43963 2817 1 5_s 5_s LS 43963 2817 2 . . . 43963 2817 3 _ _ NNP 43963 2817 4 The the DT 43963 2817 5 two two CD 43963 2817 6 parts part NNS 43963 2817 7 are be VBP 43963 2817 8 also also RB 43963 2817 9 published publish VBN 43963 2817 10 separately separately RB 43963 2817 11 . . . 43963 2818 1 = = NFP 43963 2818 2 Heat.= Heat.= NNP 43963 2818 3 3_s 3_s CD 43963 2818 4 . . . 43963 2818 5 _ _ NNP 43963 2818 6 = = SYM 43963 2818 7 Light.= Light.= NNP 43963 2818 8 3_s 3_s CD 43963 2818 9 . . . 43963 2818 10 _ _ NNP 43963 2818 11 _ _ NNP 43963 2818 12 Journal Journal NNP 43963 2818 13 of of IN 43963 2818 14 Education Education NNP 43963 2818 15 . . . 43963 2818 16 _ _ NNP 43963 2818 17 We -PRON- PRP 43963 2818 18 have have VBP 43963 2818 19 no no DT 43963 2818 20 hesitation hesitation NN 43963 2818 21 in in IN 43963 2818 22 recommending recommend VBG 43963 2818 23 this this DT 43963 2818 24 book book NN 43963 2818 25 to to IN 43963 2818 26 the the DT 43963 2818 27 notice notice NN 43963 2818 28 of of IN 43963 2818 29 teachers teacher NNS 43963 2818 30 . . . 43963 2819 1 _ _ NNP 43963 2819 2 Practical Practical NNP 43963 2819 3 Photographer Photographer NNP 43963 2819 4 . . . 43963 2819 5 _ _ NNP 43963 2819 6 Mr Mr NNP 43963 2819 7 Glazebrook Glazebrook NNP 43963 2819 8 's 's POS 43963 2819 9 text text NN 43963 2819 10 - - HYPH 43963 2819 11 book book NN 43963 2819 12 on on IN 43963 2819 13 " " `` 43963 2819 14 Light light NN 43963 2819 15 " " '' 43963 2819 16 can can MD 43963 2819 17 not not RB 43963 2819 18 be be VB 43963 2819 19 too too RB 43963 2819 20 highly highly RB 43963 2819 21 recommended recommend VBN 43963 2819 22 . . . 43963 2820 1 GEOLOGICAL GEOLOGICAL NNP 43963 2820 2 SERIES SERIES NNP 43963 2820 3 . . . 43963 2821 1 = = NFP 43963 2821 2 Handbook Handbook NNP 43963 2821 3 to to IN 43963 2821 4 the the DT 43963 2821 5 Geology Geology NNP 43963 2821 6 of of IN 43963 2821 7 Cambridgeshire.= Cambridgeshire.= NNP 43963 2821 8 For for IN 43963 2821 9 the the DT 43963 2821 10 use use NN 43963 2821 11 of of IN 43963 2821 12 Students student NNS 43963 2821 13 . . . 43963 2822 1 By by IN 43963 2822 2 F. F. NNP 43963 2822 3 R. R. NNP 43963 2822 4 Cowper Cowper NNP 43963 2822 5 Reed Reed NNP 43963 2822 6 , , , 43963 2822 7 M.A. M.A. NNP 43963 2822 8 , , , 43963 2822 9 F.G.S. F.G.S. NNP 43963 2822 10 , , , 43963 2822 11 Assistant Assistant NNP 43963 2822 12 to to IN 43963 2822 13 the the DT 43963 2822 14 Woodwardian Woodwardian NNP 43963 2822 15 Professor Professor NNP 43963 2822 16 of of IN 43963 2822 17 Geology Geology NNP 43963 2822 18 . . . 43963 2823 1 With with IN 43963 2823 2 Illustrations illustration NNS 43963 2823 3 . . . 43963 2824 1 Crown Crown NNP 43963 2824 2 8vo 8vo NNP 43963 2824 3 . . . 43963 2825 1 7_s 7_s LS 43963 2825 2 . . . 43963 2825 3 _ _ NNP 43963 2825 4 6_d 6_d CD 43963 2825 5 . . . 43963 2825 6 _ _ NNP 43963 2825 7 _ _ NNP 43963 2825 8 Nature Nature NNP 43963 2825 9 . . . 43963 2825 10 _ _ NNP 43963 2825 11 The the DT 43963 2825 12 geology geology NN 43963 2825 13 of of IN 43963 2825 14 Cambridgeshire Cambridgeshire NNP 43963 2825 15 possesses possess VBZ 43963 2825 16 a a DT 43963 2825 17 special special JJ 43963 2825 18 interest interest NN 43963 2825 19 for for IN 43963 2825 20 many many JJ 43963 2825 21 students student NNS 43963 2825 22 .... .... . 43963 2826 1 There there EX 43963 2826 2 is be VBZ 43963 2826 3 much much JJ 43963 2826 4 in in IN 43963 2826 5 Cambridgeshire Cambridgeshire NNP 43963 2826 6 geology geology NN 43963 2826 7 to to TO 43963 2826 8 arouse arouse VB 43963 2826 9 interest interest NN 43963 2826 10 when when WRB 43963 2826 11 once once IN 43963 2826 12 an an DT 43963 2826 13 enthusiasm enthusiasm NN 43963 2826 14 for for IN 43963 2826 15 the the DT 43963 2826 16 science science NN 43963 2826 17 has have VBZ 43963 2826 18 been be VBN 43963 2826 19 kindled kindle VBN 43963 2826 20 , , , 43963 2826 21 and and CC 43963 2826 22 there there EX 43963 2826 23 was be VBD 43963 2826 24 need need NN 43963 2826 25 of of IN 43963 2826 26 a a DT 43963 2826 27 concise concise JJ 43963 2826 28 hand hand NN 43963 2826 29 - - HYPH 43963 2826 30 book book NN 43963 2826 31 which which WDT 43963 2826 32 should should MD 43963 2826 33 clearly clearly RB 43963 2826 34 describe describe VB 43963 2826 35 and and CC 43963 2826 36 explain explain VB 43963 2826 37 the the DT 43963 2826 38 leading lead VBG 43963 2826 39 facts fact NNS 43963 2826 40 that that WDT 43963 2826 41 have have VBP 43963 2826 42 been be VBN 43963 2826 43 made make VBN 43963 2826 44 known known JJ 43963 2826 45 .... .... . 43963 2827 1 The the DT 43963 2827 2 present present JJ 43963 2827 3 work work NN 43963 2827 4 is be VBZ 43963 2827 5 a a DT 43963 2827 6 model model NN 43963 2827 7 of of IN 43963 2827 8 what what WP 43963 2827 9 a a DT 43963 2827 10 county county NN 43963 2827 11 geology geology NN 43963 2827 12 should should MD 43963 2827 13 be be VB 43963 2827 14 . . . 43963 2828 1 = = NFP 43963 2828 2 The the DT 43963 2828 3 Principles principle NNS 43963 2828 4 of of IN 43963 2828 5 Stratigraphical stratigraphical JJ 43963 2828 6 Geology.= Geology.= NNS 43963 2828 7 By by IN 43963 2828 8 J. J. NNP 43963 2828 9 E. E. NNP 43963 2828 10 Marr Marr NNP 43963 2828 11 , , , 43963 2828 12 M.A. M.A. NNP 43963 2828 13 , , , 43963 2828 14 Fellow Fellow NNP 43963 2828 15 of of IN 43963 2828 16 St St NNP 43963 2828 17 John John NNP 43963 2828 18 's 's POS 43963 2828 19 College College NNP 43963 2828 20 , , , 43963 2828 21 Cambridge Cambridge NNP 43963 2828 22 . . . 43963 2829 1 Crown Crown NNP 43963 2829 2 8vo 8vo NNP 43963 2829 3 . . . 43963 2830 1 6_s 6_s CD 43963 2830 2 . . . 43963 2830 3 _ _ NNP 43963 2830 4 _ _ NNP 43963 2830 5 Nature Nature NNP 43963 2830 6 . . . 43963 2830 7 _ _ NNP 43963 2830 8 The the DT 43963 2830 9 work work NN 43963 2830 10 will will MD 43963 2830 11 prove prove VB 43963 2830 12 exceedingly exceedingly RB 43963 2830 13 useful useful JJ 43963 2830 14 to to IN 43963 2830 15 the the DT 43963 2830 16 advanced advanced JJ 43963 2830 17 student student NN 43963 2830 18 ; ; : 43963 2830 19 it -PRON- PRP 43963 2830 20 is be VBZ 43963 2830 21 full full JJ 43963 2830 22 of of IN 43963 2830 23 hints hint NNS 43963 2830 24 and and CC 43963 2830 25 references reference NNS 43963 2830 26 , , , 43963 2830 27 gathered gather VBD 43963 2830 28 during during IN 43963 2830 29 the the DT 43963 2830 30 author author NN 43963 2830 31 's 's POS 43963 2830 32 long long JJ 43963 2830 33 experience experience NN 43963 2830 34 as as IN 43963 2830 35 a a DT 43963 2830 36 teacher teacher NN 43963 2830 37 and and CC 43963 2830 38 observer observer NN 43963 2830 39 , , , 43963 2830 40 and and CC 43963 2830 41 which which WDT 43963 2830 42 will will MD 43963 2830 43 be be VB 43963 2830 44 valuable valuable JJ 43963 2830 45 to to IN 43963 2830 46 all all DT 43963 2830 47 who who WP 43963 2830 48 seek seek VBP 43963 2830 49 to to TO 43963 2830 50 interpret interpret VB 43963 2830 51 the the DT 43963 2830 52 history history NN 43963 2830 53 of of IN 43963 2830 54 our -PRON- PRP$ 43963 2830 55 stratified stratified JJ 43963 2830 56 formations formation NNS 43963 2830 57 . . . 43963 2831 1 _ _ NNP 43963 2831 2 University University NNP 43963 2831 3 Extension Extension NNP 43963 2831 4 Journal Journal NNP 43963 2831 5 . . . 43963 2831 6 _ _ NNP 43963 2831 7 Mr Mr NNP 43963 2831 8 Marr Marr NNP 43963 2831 9 is be VBZ 43963 2831 10 an an DT 43963 2831 11 old old JJ 43963 2831 12 University University NNP 43963 2831 13 Extension Extension NNP 43963 2831 14 lecturer lecturer NN 43963 2831 15 , , , 43963 2831 16 and and CC 43963 2831 17 his -PRON- PRP$ 43963 2831 18 book book NN 43963 2831 19 , , , 43963 2831 20 which which WDT 43963 2831 21 is be VBZ 43963 2831 22 distinguished distinguish VBN 43963 2831 23 by by IN 43963 2831 24 the the DT 43963 2831 25 lucidity lucidity NN 43963 2831 26 and and CC 43963 2831 27 thoroughness thoroughness NN 43963 2831 28 which which WDT 43963 2831 29 characterise characterise VBP 43963 2831 30 all all PDT 43963 2831 31 his -PRON- PRP$ 43963 2831 32 work work NN 43963 2831 33 , , , 43963 2831 34 can can MD 43963 2831 35 not not RB 43963 2831 36 fail fail VB 43963 2831 37 to to TO 43963 2831 38 be be VB 43963 2831 39 of of IN 43963 2831 40 service service NN 43963 2831 41 to to IN 43963 2831 42 University University NNP 43963 2831 43 Extension Extension NNP 43963 2831 44 students student NNS 43963 2831 45 who who WP 43963 2831 46 are be VBP 43963 2831 47 making make VBG 43963 2831 48 a a DT 43963 2831 49 serious serious JJ 43963 2831 50 study study NN 43963 2831 51 of of IN 43963 2831 52 Geology Geology NNP 43963 2831 53 . . . 43963 2832 1 = = NFP 43963 2832 2 Crystallography.= crystallography.= NN 43963 2832 3 By by IN 43963 2832 4 W. W. NNP 43963 2832 5 J. J. NNP 43963 2832 6 Lewis Lewis NNP 43963 2832 7 , , , 43963 2832 8 M.A. M.A. NNP 43963 2832 9 , , , 43963 2832 10 Professor Professor NNP 43963 2832 11 of of IN 43963 2832 12 Mineralogy Mineralogy NNP 43963 2832 13 in in IN 43963 2832 14 the the DT 43963 2832 15 University University NNP 43963 2832 16 of of IN 43963 2832 17 Cambridge Cambridge NNP 43963 2832 18 . . . 43963 2833 1 Demy Demy NNP 43963 2833 2 8vo 8vo NN 43963 2833 3 . . . 43963 2834 1 14_s 14_s LS 43963 2834 2 . . . 43963 2834 3 _ _ NNP 43963 2834 4 net net NN 43963 2834 5 . . . 43963 2835 1 _ _ NNP 43963 2835 2 Athenæum Athenæum NNP 43963 2835 3 . . . 43963 2835 4 _ _ NNP 43963 2835 5 Prof. Prof. NNP 43963 2835 6 Lewis Lewis NNP 43963 2835 7 has have VBZ 43963 2835 8 written write VBN 43963 2835 9 a a DT 43963 2835 10 valuable valuable JJ 43963 2835 11 work work NN 43963 2835 12 .... .... . 43963 2836 1 The the DT 43963 2836 2 present present JJ 43963 2836 3 work work NN 43963 2836 4 deserves deserve VBZ 43963 2836 5 to to TO 43963 2836 6 be be VB 43963 2836 7 welcomed welcome VBN 43963 2836 8 not not RB 43963 2836 9 only only RB 43963 2836 10 as as IN 43963 2836 11 a a DT 43963 2836 12 greatly greatly RB 43963 2836 13 needed need VBN 43963 2836 14 help help NN 43963 2836 15 to to IN 43963 2836 16 advanced advanced JJ 43963 2836 17 students student NNS 43963 2836 18 of of IN 43963 2836 19 mineralogy mineralogy NN 43963 2836 20 , , , 43963 2836 21 but but CC 43963 2836 22 as as IN 43963 2836 23 a a DT 43963 2836 24 sign sign NN 43963 2836 25 that that IN 43963 2836 26 the the DT 43963 2836 27 study study NN 43963 2836 28 itself -PRON- PRP 43963 2836 29 maintains maintain VBZ 43963 2836 30 an an DT 43963 2836 31 honoured honoured JJ 43963 2836 32 place place NN 43963 2836 33 in in IN 43963 2836 34 the the DT 43963 2836 35 university university NN 43963 2836 36 Science Science NNP 43963 2836 37 Course Course NNP 43963 2836 38 . . . 43963 2837 1 _ _ NNP 43963 2837 2 Nature Nature NNP 43963 2837 3 . . . 43963 2837 4 _ _ NNP 43963 2837 5 The the DT 43963 2837 6 author author NN 43963 2837 7 and and CC 43963 2837 8 the the DT 43963 2837 9 University University NNP 43963 2837 10 Press Press NNP 43963 2837 11 may may MD 43963 2837 12 be be VB 43963 2837 13 congratulated congratulate VBN 43963 2837 14 on on IN 43963 2837 15 the the DT 43963 2837 16 completion completion NN 43963 2837 17 of of IN 43963 2837 18 a a DT 43963 2837 19 treatise treatise NN 43963 2837 20 worthy worthy JJ 43963 2837 21 of of IN 43963 2837 22 the the DT 43963 2837 23 subject subject NN 43963 2837 24 and and CC 43963 2837 25 of of IN 43963 2837 26 the the DT 43963 2837 27 University University NNP 43963 2837 28 . . . 43963 2838 1 = = NFP 43963 2838 2 Petrology petrology NN 43963 2838 3 for for IN 43963 2838 4 Students.= Students.= NNP 43963 2838 5 An an DT 43963 2838 6 Introduction introduction NN 43963 2838 7 to to IN 43963 2838 8 the the DT 43963 2838 9 Study Study NNP 43963 2838 10 of of IN 43963 2838 11 Rocks Rocks NNPS 43963 2838 12 under under IN 43963 2838 13 the the DT 43963 2838 14 Microscope Microscope NNP 43963 2838 15 . . . 43963 2839 1 By by IN 43963 2839 2 A. a. NN 43963 2839 3 Harker Harker NNP 43963 2839 4 , , , 43963 2839 5 M.A. M.A. NNP 43963 2839 6 , , , 43963 2839 7 F.G.S. F.G.S. NNP 43963 2839 8 , , , 43963 2839 9 Fellow Fellow NNP 43963 2839 10 of of IN 43963 2839 11 St St NNP 43963 2839 12 John John NNP 43963 2839 13 's 's POS 43963 2839 14 College College NNP 43963 2839 15 , , , 43963 2839 16 and and CC 43963 2839 17 Demonstrator Demonstrator NNP 43963 2839 18 in in IN 43963 2839 19 Geology Geology NNP 43963 2839 20 ( ( -LRB- 43963 2839 21 Petrology petrology NN 43963 2839 22 ) ) -RRB- 43963 2839 23 in in IN 43963 2839 24 the the DT 43963 2839 25 University University NNP 43963 2839 26 of of IN 43963 2839 27 Cambridge Cambridge NNP 43963 2839 28 . . . 43963 2840 1 Crown Crown NNP 43963 2840 2 8vo 8vo NNP 43963 2840 3 . . . 43963 2841 1 Second Second NNP 43963 2841 2 Edition Edition NNP 43963 2841 3 , , , 43963 2841 4 Revised Revised NNP 43963 2841 5 . . . 43963 2842 1 7_s 7_s LS 43963 2842 2 . . . 43963 2842 3 _ _ NNP 43963 2842 4 6_d 6_d CD 43963 2842 5 . . . 43963 2842 6 _ _ NNP 43963 2842 7 _ _ NNP 43963 2842 8 Nature Nature NNP 43963 2842 9 . . . 43963 2842 10 _ _ NNP 43963 2842 11 No no RB 43963 2842 12 better well JJR 43963 2842 13 introduction introduction NN 43963 2842 14 to to IN 43963 2842 15 the the DT 43963 2842 16 study study NN 43963 2842 17 of of IN 43963 2842 18 petrology petrology NN 43963 2842 19 could could MD 43963 2842 20 be be VB 43963 2842 21 desired desire VBN 43963 2842 22 than than IN 43963 2842 23 is be VBZ 43963 2842 24 afforded afford VBN 43963 2842 25 by by IN 43963 2842 26 Mr Mr NNP 43963 2842 27 Harker Harker NNP 43963 2842 28 's 's POS 43963 2842 29 volume volume NN 43963 2842 30 . . . 43963 2843 1 London London NNP 43963 2843 2 : : : 43963 2843 3 C. C. NNP 43963 2843 4 J. J. NNP 43963 2843 5 CLAY CLAY NNP 43963 2843 6 AND and CC 43963 2843 7 SONS SONS NNP 43963 2843 8 , , , 43963 2843 9 CAMBRIDGE CAMBRIDGE NNP 43963 2843 10 UNIVERSITY UNIVERSITY NNP 43963 2843 11 PRESS PRESS NNP 43963 2843 12 WAREHOUSE WAREHOUSE JJR 43963 2843 13 , , , 43963 2843 14 AVE AVE NNP 43963 2843 15 MARIA MARIA NNP 43963 2843 16 LANE LANE NNP 43963 2843 17 AND and CC 43963 2843 18 H. H. NNP 43963 2843 19 K. K. NNP 43963 2843 20 LEWIS LEWIS NNP 43963 2843 21 , , , 43963 2843 22 136 136 CD 43963 2843 23 , , , 43963 2843 24 GOWER GOWER NNP 43963 2843 25 STREET STREET NNP 43963 2843 26 , , , 43963 2843 27 W.C. W.C. NNP 43963 2843 28 _ _ NNP 43963 2843 29 Medical Medical NNP 43963 2843 30 Publisher Publisher NNP 43963 2843 31 and and CC 43963 2843 32 Bookseller Bookseller NNP 43963 2843 33 . . . 43963 2843 34 _ _ NNP 43963 2843 35 Transcriber Transcriber NNP 43963 2843 36 's 's POS 43963 2843 37 Note Note NNP 43963 2843 38 Any any DT 43963 2843 39 obsolete obsolete JJ 43963 2843 40 or or CC 43963 2843 41 alternate alternate JJ 43963 2843 42 spelling spelling NN 43963 2843 43 and and CC 43963 2843 44 grammar grammar NN 43963 2843 45 was be VBD 43963 2843 46 retained retain VBN 43963 2843 47 . . . 43963 2844 1 All all DT 43963 2844 2 obvious obvious JJ 43963 2844 3 typographical typographical JJ 43963 2844 4 errors error NNS 43963 2844 5 were be VBD 43963 2844 6 corrected correct VBN 43963 2844 7 . . . 43963 2845 1 Although although IN 43963 2845 2 hyphenation hyphenation NN 43963 2845 3 of of IN 43963 2845 4 words word NNS 43963 2845 5 has have VBZ 43963 2845 6 been be VBN 43963 2845 7 standardized standardize VBN 43963 2845 8 to to IN 43963 2845 9 the the DT 43963 2845 10 most most RBS 43963 2845 11 prevalent prevalent JJ 43963 2845 12 occurrence occurrence NN 43963 2845 13 , , , 43963 2845 14 the the DT 43963 2845 15 six six CD 43963 2845 16 occurrences occurrence NNS 43963 2845 17 of of IN 43963 2845 18 fresh fresh JJ 43963 2845 19 - - HYPH 43963 2845 20 water water NN 43963 2845 21 were be VBD 43963 2845 22 not not RB 43963 2845 23 converted convert VBN 43963 2845 24 to to IN 43963 2845 25 freshwater freshwater NNP 43963 2845 26 ( ( -LRB- 43963 2845 27 30 30 CD 43963 2845 28 occurrences occurrence NNS 43963 2845 29 ) ) -RRB- 43963 2845 30 due due JJ 43963 2845 31 to to IN 43963 2845 32 usage usage NN 43963 2845 33 . . . 43963 2846 1 Corrected correct VBN 43963 2846 2 spellings spelling NNS 43963 2846 3 : : : 43963 2846 4 Godwin Godwin NNP 43963 2846 5 - - HYPH 43963 2846 6 Austen Austen NNP 43963 2846 7 ( ( -LRB- 43963 2846 8 p. p. NN 43963 2846 9 20 20 CD 43963 2846 10 ) ) -RRB- 43963 2846 11 ; ; : 43963 2846 12 Whidbourne Whidbourne NNP 43963 2846 13 ( ( -LRB- 43963 2846 14 p. p. NN 43963 2846 15 191 191 CD 43963 2846 16 ) ) -RRB- 43963 2846 17 ; ; : 43963 2846 18 and and CC 43963 2846 19 Ichthyopterygia Ichthyopterygia NNP 43963 2846 20 ( ( -LRB- 43963 2846 21 p. p. NN 43963 2846 22 223 223 CD 43963 2846 23 ) ) -RRB- 43963 2846 24 . . .