bigram

This is a table of type bigram and their frequencies. Use it to search & browse the list to learn more about your study carrel.

bigram	frequency
cried harry	164
cried phra	67
total length	62
natural history	57
dark brown	56
upper labials	51
tipperary tom	50
apical pits	50
per cent	49
old hunter	45
dark stripes	44
ventral shields	41
united states	39
open water	38
maxillary teeth	38
british museum	37
black spots	37
vipera berus	36
th rows	36
tropidonotus natrix	36
upper surface	35
two boys	35
tail length	33
ob de	32
two men	32
conophis lineatus	31
never mind	30
one specimen	30
young paraense	29
dorsal scales	29
specimens examined	29
takes place	28
oh yes	28
doctor cameron	28
coronella austriaca	27
new mexico	26
two apical	26
scales smooth	26
lower labials	26
young master	26
dark stripe	25
costa rica	25
one another	25
anterior part	25
zamenis gemonensis	25
typical form	24
coluber longissimus	24
anterior chin	24
scale rows	24
feet long	24
every one	24
either side	24
poisonous snakes	23
master harry	23
come back	23
go back	23
old sree	23
tropidonotus tessellatus	22
lower parts	22
north america	22
vipera aspis	22
north american	21
et al	21
far north	21
th row	21
knox jones	21
raymond hall	21
anal divided	21
type locality	21
cried mr	20
hundred yards	20
ten minutes	20
conophis vittatus	20
south american	20
must go	20
genus conophis	20
lineatus dunni	20
old chap	20
south america	20
wait till	19
lineatus concolor	19
sexual dimorphism	19
short time	19
replied phra	19
body length	18
new subspecies	18
harry excitedly	18
replied harry	18
let us	18
th scale	18
feebly keeled	18
vent length	18
pale brown	18
dark spots	18
coluber quatuorlineatus	17
kansas sci	17
small shields	17
ground colour	17
two lads	17
dry land	17
next moment	17
maxillary bone	17
dorsolateral area	17
sordelli illustration	17
two series	17
thamnophis sirtalis	16
one side	16
angulate laterally	16
asia minor	16
snake form	16
take care	16
vipera ursinii	16
coelopeltis monspessulana	15
less distinct	15
greater part	15
long time	15
coronella girondica	15
posterior part	15
central america	15
whispered harry	15
two specimens	15
ground color	15
rostral shield	15
lateral dark	14
dorsal scale	14
entirely black	14
specific locality	14
richard trevannion	14
scale row	14
vipera ammodytes	14
coluber leopardinus	14
longitudinal series	14
tantilla gracilis	14
will come	14
little rosa	14
left side	14
ventral surface	14
whispered phra	14
canthus rostralis	14
black stripes	14
ticul alvarez	14
sydney anderson	13
just like	13
conophis pulcher	13
flooded forest	13
english people	13
right side	13
pretty well	13
tropidonotus viperinus	13
inches long	13
harry kenyon	13
color pattern	13
quite right	13
lateral stripe	13
stopped short	13
mandibular teeth	13
smooth snake	13
great deal	13
national museum	13
several species	13
asked harry	12
middle america	12
little party	12
states national	12
come along	12
five minutes	12
immaculate white	12
years ago	12
two species	12
strongly keeled	12
anal plate	12
phra excitedly	12
one end	12
outer row	12
brown spots	12
far away	12
garter snake	12
food consists	12
will go	12
next minute	12
kansas publications	12
five lower	12
caught sight	11
ten times	11
north africa	11
submerged forest	11
size posteriorly	11
rostral broader	11
parietal shields	11
phra eagerly	11
single apical	11
little longer	11
vipera lebetina	11
left behind	11
posterior border	11
largest specimen	11
contia modesta	11
many specimens	11
eryx jaculus	11
many snakes	11
labial shields	11
good deal	11
museum catalogue	11
first time	11
anal entire	11
nothing else	11
young prince	11
new species	11
within reach	11
lower jaw	11
old sul	11
western asia	11
tarbophis fallax	11
lower part	11
feet inches	11
st scale	11
labials eight	11
chapter eighty	10
three series	10
poison apparatus	10
macroprotodon cucullatus	10
shall see	10
right away	10
right direction	10
chapter fifty	10
chapter thirty	10
chapter twenty	10
close behind	10
two swimmers	10
dark streak	10
gran para	10
snout obtuse	10
zamenis dahlii	10
transverse bone	10
just visible	10
paravertebral stripes	10
row smooth	10
chapter seventy	10
different kinds	10
kirn et	10
loreal region	10
rarely three	10
typhlops vermicularis	10
looked like	10
coluber scalaris	10
chapter sixty	10
kansas lawrence	10
will take	10
replied mr	10
balkan peninsula	10
three specimens	10
mission scientifique	10
old man	10
great plains	10
dark pigmentation	10
chapter forty	10
geographic variation	10
seven supralabials	10
six specimens	10
must get	9
posteriorly beyond	9
mexique et	9
terra firma	9
ancistrodon halys	9
garter snakes	9
second king	9
two years	9
something else	9
new york	9
close together	9
transverse series	9
continental divide	9
european snakes	9
scientifique au	9
must take	9
field mus	9
next day	9
eight supralabials	9
dark markings	9
posterior extremity	9
small mammals	9
poison fangs	9
lineatus lineatus	9
little shorter	9
coming back	9
rarely twenty	9
snake genus	9
au mexique	9
complete tails	9
washington acad	9
generally distributed	9
young sahib	9
sahib harry	9
several times	9
twenty yards	9
pale yellow	9
lateral series	9
zamenis hippocrepis	9
rarely two	9
white stripes	9
eastern europe	9
take place	9
will soon	9
much longer	9
upper lip	9
et dans	9
secondary stripes	8
get back	8
posterior edge	8
great reptile	8
external characters	8
poor old	8
two postoculars	8
run away	8
rather small	8
large shields	8
harry eagerly	8
whispered sree	8
head bobbing	8
vipera latastii	8
subcaudals varies	8
ventral scales	8
lower surface	8
distinctly angulate	8
tropical america	8
scales round	8
let go	8
good fortune	8
opposite side	8
zigzag band	8
asked phra	8
young ralph	8
several hours	8
another minute	8
vertebral band	8
yards away	8
moderately slender	8
black markings	8
dark band	8
less distinctly	8
last night	8
little broader	8
vertical bars	8
vertical diameter	8
edged spots	8
father says	8
lower austria	8
every day	8
three times	8
harry nodded	8
pairing takes	8
preserved specimens	8
de kraal	8
el paso	8
great river	8
one preocular	8
dorsal ground	8
temporal scales	8
upper half	8
going back	8
vipera renardi	8
small black	8
twenty feet	8
felt sure	8
many years	8
carry us	8
minutes later	7
nervous system	7
dorsal stripe	7
bamboo floor	7
central american	7
oh dear	7
nd row	7
three men	7
colubrid snake	7
british honduras	7
due time	7
publications museum	7
white spots	7
english boy	7
first row	7
plus subcaudals	7
slightly raised	7
pale tan	7
twenty minutes	7
rocky mountains	7
anterior end	7
conophis nevermanni	7
old tapuyo	7
one species	7
cried sree	7
van denburgh	7
pretty good	7
three miles	7
will keep	7
short distance	7
white rings	7
like one	7
every moment	7
four hours	7
total lengths	7
six feet	7
two sides	7
blackish spots	7
must stay	7
much better	7
pa terra	7
scale reduction	7
hind limbs	7
grooved teeth	7
help us	7
agkistrodon piscivorus	7
frontal shield	7
get away	7
papers mus	7
go now	7
something like	7
cerro pasco	7
long grass	7
bamboo poles	7
one rows	7
first scale	7
waited till	7
milligrams per	7
grooved fangs	7
four feet	7
quite well	7
round pupil	7
apical pit	7
pale olive	7
small spots	7
next time	7
phra thoughtfully	7
american forest	7
ventrals plus	7
extending posteriorly	7
phra gravely	7
darkly pigmented	7
black specimens	7
one hand	7
thoroughly aquatic	7
just behind	7
european species	7
several feet	7
scale formula	7
outer wall	7
great spirit	7
lay hold	7
different species	7
attack us	7
two subspecies	7
will appear	7
tail moderate	7
sahib phra	7
fourth entering	7
geophis aquilonaris	7
young cottonmouths	7
tarbophis iberus	7
leptodeira discolor	6
upper parts	6
took hold	6
nearly two	6
just now	6
suborbital process	6
ascaris cephaloptera	6
big enough	6
will attack	6
plate xi	6
spanish peninsula	6
nineteen rows	6
two days	6
many times	6
sometimes forming	6
harmless snakes	6
dorsolateral stripes	6
ralph trevannion	6
great gates	6
literature cited	6
vertical pupil	6
well developed	6
faintly keeled	6
anterior extremity	6
less elongate	6
lateral stripes	6
best way	6
great britain	6
say yes	6
plainly enough	6
san pedro	6
asked trevannion	6
boat glided	6
history museum	6
kansas acad	6
great danger	6
first one	6
every now	6
brown stripes	6
father will	6
less developed	6
immediately posterior	6
medium brown	6
preceding species	6
one half	6
small dark	6
de snake	6
many kinds	6
great tree	6
poor fellow	6
make way	6
supralabials immaculate	6
fifty yards	6
passed away	6
farther back	6
laying hold	6
one leg	6
say nothing	6
cottonmouth venom	6
anything else	6
one hundred	6
head covered	6
prehensile tail	6
nosed viper	6
dark cross	6
labials entering	6
measures feet	6
second scale	6
perfectly still	6
highly variable	6
massa tum	6
often found	6
looked back	6
see nothing	6
lateral flange	6
phra quietly	6
water arcade	6
sometimes present	6
longest specimen	6
mike looked	6
moderately elongate	6
forked tongue	6
fast asleep	6
european vipers	6
transverse processes	6
deep breath	6
wide range	6
single pair	6
harry felt	6
ventral margins	6
primary stripes	6
important characters	6
big one	6
food items	6
much reduced	6
loreal pit	6
much like	6
stripes along	6
siamese lad	6
never thought	6
replacement teeth	6
de la	6
el salvador	6
ever seen	6
beyond cranium	6
much shorter	6
fighting men	6
nearly entirely	6
drew near	6
rows six	6
within sight	6
aquatic snakes	6
take us	6
scales wide	6
gracilis baird	6
seen one	6
better go	6
five specimens	6
labials seven	6
coluber dione	6
open lagoa	5
yellow spots	5
pale greyish	5
first thing	5
must try	5
essex inst	5
aquatic habits	5
nasal shield	5
half times	5
numbers will	5
upper labial	5
chicago acad	5
closely related	5
pterygoid arch	5
closely allied	5
shall find	5
coiled position	5
little creature	5
well enough	5
tell us	5
lying along	5
ten miles	5
new genus	5
history editors	5
apical shield	5
specimen figured	5
low tone	5
coronoid bone	5
snakes may	5
strong enough	5
european genera	5
long since	5
never found	5
long voyage	5
two large	5
several minutes	5
three siamese	5
anterior half	5
second figure	5
two small	5
transversely oval	5
six times	5
dorsal series	5
central europe	5
one individual	5
parotid gland	5
thank god	5
great trunk	5
usually eight	5
poisonous snake	5
will make	5
thought harry	5
parasitical plants	5
temporal region	5
rd row	5
zoological society	5
kept alive	5
two hours	5
sent forth	5
longitudinal streaks	5
vertical series	5
stone landing	5
lawrence university	5
little old	5
python molurus	5
old munday	5
ever since	5
bright yellow	5
mandible much	5
much less	5
lower half	5
little farther	5
clear water	5
body moderately	5
loreal longer	5
little deeper	5
right angles	5
second labial	5
plate vii	5
rarely five	5
like us	5
dark bars	5
kenyon quietly	5
way back	5
rarely nineteen	5
lower lip	5
history volume	5
kansas printed	5
specimen examined	5
raised canthus	5
twenty miles	5
mura village	5
make haste	5
dear boy	5
back towards	5
pashuba spear	5
sree quietly	5
directed upwards	5
big snake	5
family colubridae	5
near enough	5
head length	5
de place	5
genoa museum	5
every word	5
amazonian indians	5
kenyon drily	5
dimly seen	5
southern asia	5
young sahibs	5
get rid	5
ten feet	5
burning sensation	5
may find	5
stood listening	5
will find	5
extending along	5
harry indignantly	5
eye moderate	5
kenyon gravely	5
tantalophis discolor	5
natural population	5
common grass	5
whole tribe	5
wild creatures	5
scales takes	5
continuous stripe	5
old gentleman	5
three hours	5
specimens occurrence	5
first thought	5
large number	5
per year	5
loosely attached	5
combat dance	5
cottonmouth moccasin	5
single series	5
great majority	5
widely separated	5
west indies	5
two upper	5
fore part	5
scales separate	5
second time	5
head shields	5
red crescents	5
anterior edge	5
third figure	5
may get	5
rows three	5
posterior edges	5
one day	5
head passes	5
much abbreviated	5
first figure	5
one will	5
taxonomic status	5
many men	5
rustling sound	5
lateral anterior	5
pulcher plagosus	5
st row	5
subfamily xenodontinae	5
three young	5
feel sure	5
distinct dark	5
sul uttered	5
usually upper	5
dark enough	5
scarcely prominent	5
dozen yards	5
human beings	5
every direction	5
breeding season	5
hard work	5
colubrid snakes	5
antivenin inst	5
considerable time	5
biologia centrali	5
northern parts	5
phra laughed	5
rare cases	5
sure enough	5
four dark	5
harry went	5
whispered mr	5
european snake	5
single species	5
first three	5
per ounce	5
two places	5
miles south	5
three days	5
lateral spots	5
looking like	5
southern tyrol	5
entering orbit	5
fifth entering	5
rarely one	5
harry angrily	5
shall never	5
long enough	5
inquired trevannion	5
go without	5
tapuyo knew	5
safe enough	5
div yez	5
know better	5
less conspicuous	5
markings may	5
found near	5
two enlarged	5
kansas museum	5
plate vi	5
shaped markings	5
minute later	5
supralabials entering	5
dark ventral	5
preanal scale	5
scales keeled	5
sahib will	5
continuous stripes	5
next morning	5
viper form	5
great elephant	5
might shoot	5
will never	5
upper preocular	5
information concerning	5
primary temporal	5
locality records	5
harry sat	5
get near	5
anterior foramina	5
old indian	5
original description	5
quite possible	4
head small	4
great basin	4
boys stood	4
dark grey	4
nearly equal	4
reproductive potential	4
consists chiefly	4
give us	4
six miles	4
right across	4
sugar plantation	4
another shot	4
dorsal half	4
see something	4
howling monkeys	4
de people	4
little higher	4
wild jungle	4
replied sree	4
large dark	4
spreading branches	4
southern russia	4
two guns	4
ten years	4
southern europe	4
go tiger	4
also found	4
dark night	4
rarely reaches	4
third pair	4
upper jaw	4
hylid frogs	4
central asia	4
two great	4
early spring	4
another look	4
dorsal coloration	4
posterior maxillary	4
almost every	4
phra bitterly	4
posterior chin	4
young people	4
might make	4
young snakes	4
brown ground	4
large numbers	4
recursos nat	4
much greater	4
nasal region	4
anal shield	4
first pair	4
boys went	4
dorsal band	4
different parts	4
hot sunshine	4
quite natural	4
become continuous	4
john wellman	4
sirtalis parietalis	4
posterior continuation	4
conspicuous dark	4
dead fish	4
allied species	4
soon became	4
pelvic arch	4
solid maxillary	4
harry bitterly	4
pseudemys scripta	4
quietly enough	4
dark olive	4
bird appeared	4
considerable distance	4
five years	4
might appear	4
among european	4
chapter ninety	4
smaller spots	4
thousand miles	4
tail four	4
still continued	4
band along	4
iris golden	4
king turned	4
anterior temporal	4
yez think	4
und reptilien	4
southern side	4
remained silent	4
tiger hunt	4
lateral view	4
snout pointed	4
one scale	4
median line	4
talk like	4
tail five	4
straight line	4
phra turned	4
shall go	4
set free	4
pale yellowish	4
paper lanthorns	4
country like	4
de woods	4
opisthoglyphous colubrids	4
strongly enlarged	4
many species	4
thirty feet	4
single specimen	4
may occur	4
tremendous kick	4
giving way	4
two nasals	4
shed within	4
posterior knob	4
wtn bh	4
counting ventrals	4
eight species	4
last ventral	4
movable vertically	4
coral red	4
wild elephants	4
severe cases	4
american reptiles	4
wild cry	4
palatine articulates	4
went back	4
loud enough	4
perpendicular lines	4
must hide	4
harry whispered	4
bamboo rafters	4
narrow dark	4
posterior half	4
nine times	4
fresh caught	4
back among	4
snake venom	4
without dark	4
dropped back	4
tail one	4
small animals	4
ontogenetic change	4
peromyscus boylii	4
firm ground	4
except one	4
well understood	4
fell back	4
western spain	4
sat back	4
remarkable fact	4
standard deviation	4
paler brown	4
sahib doctor	4
dorsal markings	4
fang punctures	4
water supply	4
debbil ob	4
sounded like	4
rarely seven	4
least two	4
one might	4
american species	4
huge saurian	4
phra angrily	4
much farther	4
vipera russelli	4
steering oar	4
two forms	4
drooping branches	4
de odder	4
play football	4
say anything	4
till sree	4
two vertical	4
many different	4
rarely third	4
phra hoarsely	4
hot sun	4
arid habitats	4
paired spots	4
go right	4
made available	4
directly opposite	4
time like	4
ran back	4
well known	4
portion visible	4
articular surfaces	4
jolly hot	4
men forward	4
three places	4
fourteen feet	4
dis chile	4
loud splash	4
one foot	4
subcaudal shields	4
deep brown	4
tall trees	4
look like	4
see de	4
plate ii	4
many places	4
national park	4
dorsal stripes	4
snake venoms	4
without attempting	4
teeth longest	4
kenyon sternly	4
thousand times	4
get one	4
oblique dark	4
great ocean	4
taking place	4
came near	4
might get	4
average yield	4
king quietly	4
projecting beyond	4
lethal dose	4
pedro sula	4
get used	4
harry thoughtfully	4
follow us	4
laughed phra	4
harry ran	4
natural conditions	4
bamboo flooring	4
little one	4
eastern mexico	4
pealing across	4
solid teeth	4
sordelli scales	4
slightly concave	4
handsome snake	4
sulcus spermaticus	4
several small	4
plate iv	4
never seen	4
captive cottonmouths	4
hear us	4
aquilonaris new	4
geographic range	4
boat gliding	4
teeth increasing	4
harmless snake	4
fatal results	4
morrow night	4
whole day	4
posterior end	4
shouted harry	4
four specimens	4
food item	4
see anything	4
gliding along	4
two snakes	4
anterior mandibular	4
like sparks	4
two dark	4
great snake	4
young siamese	4
sahib kenyon	4
four times	4
reported occurrence	4
turned sharply	4
adult females	4
brown colour	4
sympatric species	4
iris dark	4
anterior third	4
brown vertebral	4
harry wonderingly	4
old walls	4
hollow trees	4
poison gland	4
eye rather	4
supratemporal present	4
strange tales	4
shall get	4
captive snakes	4
many parts	4
common garter	4
posterior foramen	4
little less	4
deep water	4
shaped band	4
number per	4
av thim	4
gave way	4
tomodon lineatum	4
black dots	4
lachesis lanceolatus	4
rostral appendage	4
one occasion	4
directed towards	4
two longitudinal	4
much excited	4
burrowing forms	4
set forth	4
altitudinal range	4
whole world	4
transverse bars	4
two months	4
long way	4
dicephalous young	4
might give	4
drew back	4
san antonio	4
good rest	4
making way	4
phra looked	4
slow progress	4
salivary gland	4
without making	4
came back	4
will try	4
added half	4
second pair	4
doctor gravely	4
armed men	4
usually two	4
living individuals	4
leopard snake	4
young ones	4
paul maslin	4
spots laterally	4
good view	4
sun rose	4
one place	4
may go	4
check list	4
far south	4
des ophidiens	4
distinctly keeled	4
common people	4
south tyrol	4
another instant	4
labials nine	4
continuous black	4
capital place	4
plate iii	4
vegetable cow	4
head towards	4
distinct species	4
small lizards	4
sometimes divided	4
easy enough	4
give way	4
harry looked	4
quite tame	4
many cases	4
northeastern kansas	4
plate xii	4
harry started	4
often present	4
within striking	4
frequent occurrence	4
certain amount	4
british columbia	4
go first	4
ocular grid	4
little fish	4
fifty feet	4
prince phra	4
de oro	4
another species	4
us back	4
within one	4
amazonian forest	4
open mouth	4
little river	4
mental groove	4
ejaculated harry	4
obtusely pointed	4
uniform black	4
subimbricate scales	4
went right	4
small part	4
dorsal surface	4
little canoe	4
new craft	4
curious little	4
english boys	4
full half	4
coppery red	4
quite ready	4
made one	4
every time	4
common adder	4
secondary temporals	4
free edge	4
mexicanos recursos	4
teeth subequal	4
young trevannion	4
florida acad	4
genus leptodeira	4
asp viper	4
even though	4
boys looked	4
distinct kinds	4
nasal divided	4
conophis peters	4
temporal muscle	4
evening meal	4
native tongue	4
familiar voice	4
water like	4
stretched skin	4
far beyond	4
pale brownish	4
labial two	3
vertebral column	3
little animals	3
first part	3
three large	3
sombre surface	3
man smiled	3
snakes show	3
bamboo platform	3
walked away	3
close quarters	3
rarely four	3
slightly longer	3
often met	3
longer thought	3
four days	3
annual cycle	3
lower eyelid	3
near bordeaux	3
come close	3
grew brighter	3
took part	3
de top	3
eye across	3
verde national	3
fell short	3
open cabin	3
harry held	3
plain enough	3
diagnostic range	3
phra nodded	3
extends along	3
largest european	3
good sleep	3
whole body	3
kenyon firmly	3
wilson volume	3
small rodents	3
highest trees	3
might still	3
diagrammatic drawing	3
ummz female	3
kansas mus	3
big monkeys	3
vertically elliptic	3
altogether different	3
plant topeka	3
socket occurs	3
mexican snakes	3
without taking	3
dead now	3
small size	3
extreme south	3
hunter quietly	3
shall know	3
parts yellow	3
full length	3
moored among	3
made use	3
great igarite	3
rostral deeper	3
one minute	3
south africa	3
hard wood	3
tail seven	3
various parts	3
minutes passed	3
one case	3
good news	3
new snake	3
swim round	3
white stripe	3
bone present	3
make fun	3
throughout life	3
extremely short	3
silently along	3
almost entirely	3
run amok	3
one time	3
plate xiv	3
whose hands	3
show signs	3
quick succession	3
peculiar noise	3
ceased paddling	3
must come	3
may require	3
nasal single	3
another volley	3
inland sea	3
general resemblance	3
four men	3
number number	3
type specimen	3
big tree	3
mundurucu made	3
eight stripes	3
curving claws	3
man came	3
umbilical cord	3
two miles	3
feet altitude	3
pretty sure	3
doctor laughed	3
know anything	3
might go	3
three feet	3
fourth labial	3
sometimes broken	3
short period	3
ice bath	3
various species	3
momentary expectation	3
dis nigger	3
tessellated water	3
de vaca	3
first heard	3
poison glands	3
incomplete tails	3
doctor drily	3
less regular	3
boat came	3
comical little	3
home now	3
back across	3
four black	3
sree shook	3
lay back	3
norman hartweg	3
nec peters	3
eating snakes	3
open one	3
anterior maxillary	3
eastern mississippi	3
make sure	3
malay lachesis	3
black band	3
scale counts	3
new bat	3
vertebral series	3
two black	3
go round	3
exclusively aquatic	3
soon found	3
nearly always	3
de debbil	3
doctor took	3
teeth strongly	3
apical shields	3
sexual differences	3
neural spine	3
west coast	3
paler ground	3
reaching quadrate	3
mucous membrane	3
always present	3
tubular fangs	3
light sampan	3
black bars	3
narrow court	3
remarkable variety	3
threat display	3
made fast	3
dark face	3
ran round	3
lateral pair	3
mifflin co	3
th ser	3
several degrees	3
slightest fear	3
see now	3
beside phra	3
creature whose	3
posterior continuations	3
will carry	3
dead bird	3
maxillary much	3
miles southeast	3
burning tree	3
among others	3
better now	3
forked sulcus	3
soon go	3
harry returned	3
killing one	3
one way	3
massa tipprary	3
lerdo de	3
black rings	3
palo de	3
colubrine snakes	3
primary temporals	3
palace landing	3
dark line	3
northern slope	3
young specimens	3
ventrals usually	3
generic characters	3
hotter parts	3
one apical	3
vertebral stripe	3
foolish people	3
hyla cinerea	3
northern viper	3
warning coloration	3
burning wood	3
might fall	3
soon come	3
sixth supralabial	3
mean dev	3
body weight	3
largest snakes	3
standard error	3
boys waited	3
inner wall	3
considerable variation	3
scaly dermal	3
false smooth	3
great amazonian	3
going away	3
keep watch	3
anteriorly passing	3
think much	3
millimeters long	3
something strange	3
huge reptile	3
southern smooth	3
plate xiii	3
country folks	3
whispered back	3
made known	3
paired apical	3
will also	3
strong party	3
poisonous snakebite	3
preceding night	3
got one	3
shallow sockets	3
bernalillo county	3
becoming less	3
nd scale	3
ventral views	3
posteriorly involving	3
several distinct	3
personal communication	3
great joy	3
divided nasal	3
de snakes	3
one head	3
ten yards	3
coming quite	3
larger size	3
want one	3
slightest idea	3
till morning	3
houghton mifflin	3
coloration consists	3
will help	3
hour ago	3
sree smiled	3
phra caught	3
vittatus viduus	3
thirteen scales	3
profound silence	3
along body	3
taken place	3
good luck	3
look yonder	3
laughed heartily	3
genus geophis	3
horizontal undulatory	3
may come	3
black forest	3
adjacent half	3
old ones	3
yez mane	3
obtusely angulate	3
occasionally taking	3
hurried back	3
full twenty	3
per annum	3
raised portion	3
casas grandes	3
struck harry	3
turned back	3
two rowers	3
warm days	3
rather short	3
high percentage	3
transparent disc	3
harry drily	3
northern asia	3
fall back	3
run back	3
tail rose	3
captain veith	3
fifteen years	3
mediterranean coast	3
never heard	3
yonder tree	3
posterior surface	3
turned towards	3
behavioral pattern	3
make use	3
three black	3
forty years	3
appendage covered	3
dusky markings	3
come near	3
posterior margin	3
made another	3
much noise	3
keep us	3
three months	3
light dots	3
direct relationship	3
usually dark	3
seven rows	3
pacific coastal	3
central nervous	3
parts yellowish	3
good terms	3
well alight	3
longitudinal bands	3
often absent	3
phra came	3
outer side	3
dangerous reptiles	3
little grey	3
venom injected	3
either one	3
munday assured	3
glided along	3
genus ptychohyla	3
ounce died	3
tail mm	3
dead manguba	3
species lineatus	3
hundred feet	3
must now	3
local populations	3
bamboo ladders	3
measures inches	3
palatine teeth	3
crawling along	3
shuffling along	3
going right	3
snakes occur	3
whispered mrs	3
near vienna	3
grande drainage	3
remained motionless	3
shoot one	3
cottonmouths often	3
find old	3
balsas basin	3
get clear	3
opposite sides	3
placed ready	3
harvest mouse	3
bad enough	3
giving utterance	3
days later	3
measure inches	3
carried away	3
months later	3
might come	3
tail six	3
viperine snake	3
two feet	3
sometimes slightly	3
tiger leaped	3
occurs also	3
small blackish	3
huge creature	3
thousand pounds	3
little rosita	3
relative positions	3
swim across	3
adventurers sat	3
annotated check	3
spastic contractions	3
dar war	3
principal food	3
stripes involving	3
haired man	3
dunni smith	3
several genera	3
three foramina	3
go directly	3
dead tree	3
josecito cave	3
savage brute	3
comparatively short	3
thrown away	3
harry thought	3
various snakes	3
three subspecies	3
huge beast	3
somewhat less	3
forty feet	3
tongue red	3
become quite	3
recalculated means	3
will give	3
dead tiger	3
extending beyond	3
genus tropidonotus	3
well represented	3
much lower	3
genital organs	3
various objects	3
nostrils lateral	3
sree made	3
sit still	3
made sure	3
one arm	3
different directions	3
comparatively small	3
supratemporal crest	3
oval spots	3
glad enough	3
genus coluber	3
gaping jaws	3
never went	3
sant pathrick	3
turn round	3
alphabetical order	3
exclaimed trevannion	3
one row	3
sun goes	3
old friend	3
da war	3
people like	3
following day	3
variation occurs	3
water will	3
hospital room	3
proposed standard	3
know something	3
standard system	3
without seeing	3
tail yellow	3
rarely divided	3
hot work	3
two pairs	3
people will	3
may even	3
extreme north	3
yez see	3
one moment	3
man quietly	3
without effect	3
perfect silence	3
light brown	3
intromittent organs	3
harry lay	3
pale gray	3
may form	3
short diastema	3
still another	3
seen something	3
doctor excitedly	3
old fellow	3
individual may	3
harry sharply	3
breeding habits	3
ceased speaking	3
another thing	3
short tail	3
like two	3
museum measures	3
comstock publ	3
english friends	3
xi pp	3
round one	3
sexual maturity	3
something must	3
stripes may	3
longitudinal folds	3
intense black	3
direct course	3
friends away	3
species known	3
gone far	3
supraocular shield	3
may result	3
three postoculars	3
light bamboo	3
many hundreds	3
drawing back	3
laguna coyuca	3
typical parietalis	3
upper end	3
stupid game	3
genus zamenis	3
selected locality	3
going round	3
wif de	3
genus vipera	3
place like	3
snake bites	3
spots may	3
fourth pair	3
caucasian cat	3
genus contia	3
make one	3
anterior surface	3
poor sree	3
size small	3
tubular fang	3
various localities	3
horrible death	3
sense organs	3
field guide	3
region slanting	3
spread horizontally	3
well done	3
two hundred	3
maxillary horizontal	3
species occurs	3
relatively heavy	3
dat de	3
snakes generally	3
enlarged frontal	3
find one	3
obtaining prey	3
hisses loudly	3
great hall	3
clear away	3
cerro de	3
show us	3
owld oireland	3
cameron will	3
lung flukes	3
may mean	3
set eyes	3
rows seven	3
whole place	3
loreal twice	3
overtake us	3
potted meat	3
deep pits	3
great water	3
eutaenia sirtalis	3
new world	3
ample supply	3
parts whitish	3
de zool	3
worse still	3
sree gave	3
dying fish	3
alternating series	3
sahibs must	3
go away	3
dark blotch	3
bones movable	3
bamboo stool	3
brass vessels	3
toxic principles	3
western subspecies	3
boughs overhead	3
typical characteristics	3
sheer exhaustion	3
tomodon lineatus	3
somewhere near	3
dead timber	3
striped pattern	3
keeping close	3
almost always	3
piedras negras	3
nervous state	3
row darkly	3
will stay	3
still afloat	3
acute angle	3
farther west	3
narrow cross	3
rana pipiens	3
stripes present	3
came within	3
shake hands	3
genus eryx	3
get well	3
british man	3
doctor sahib	3
somewhere else	3
oblique streak	3
within three	3
adult males	3
pterygoid bones	3
striking distance	3
pale ground	3
great distance	3
immediately behind	3
hind legs	3
dressed like	3
blazing fire	3
usually divided	3
range mean	3
got back	3
optic foramen	3
eggs number	3
seen moving	3
sound heard	3
field party	3
deviation std	3
san josecito	3
man sadly	3
first step	3
subocular shields	3
newborn young	3
lateral process	3
two kinds	3
continuous posteriorly	3
distinct frontal	3
sometimes confluent	3
closely resemble	3
keep away	3
vii pp	3
great animal	3
quite clear	3
iconographie generale	3
cobra poison	3
two genera	3
posterior extension	3
fresh water	3
far end	3
generic name	3
montpellier snake	3
saint pathrick	3
one must	3
harry came	3
near oran	3
uniform pale	3
viperine water	3
six months	3
caspian sea	3
small one	3
thick end	3
thing like	3
phra made	3
head distinct	3
one knew	3
something good	3
upper edge	3
scales feebly	3
completely divided	3
quite naturally	3
night air	3
vertebral spots	3
single file	3
many miles	3
two children	3
southwestern chihuahua	3
dione snake	3
pale rings	3
brave man	3
santos dios	3
miles east	3
better let	3
upper border	3
eyes seemed	3
harry wildly	3
cunning beast	3
javelin sand	3
little paroquet	3
nearly straight	3
gentle disposition	3
poor people	3
swept away	3
little difficulty	3
must wait	3
del toro	3
inner side	3
may take	3
generale des	3
originally described	3
amphibien und	3
defensive action	3
catch hold	3
coronoid element	3
two males	3
chapter vi	3
outer coating	3
see old	3
dorsal spots	3
father told	3
four lower	3
preserved cottonmouths	3
alimentary canal	3
man made	3
rarely entire	3
large black	3
transmitted november	3
immediate danger	3
suspending quadrate	3
dread danger	3
farther posteriorly	3
top branches	3
barge came	3
nearly like	3
cage containing	3
bitis arietans	3
characteristics examined	3
two young	3
back home	3
went away	3
one snake	3
rows around	3
one spot	3
ye see	3
palm thatch	3
middle line	3
three longitudinal	3
far enough	3
horseshoe whip	3
another individual	3
california acad	3
gravid females	3
rose higher	3
never done	3
boy excitedly	3
travelling along	3
eyes brightened	3
set foot	3
woven together	3
amazonian region	3
without black	3
sree spoke	3
boat coming	3
cold water	3
dangerous beasts	3
dentigerous bones	3
go alone	3
deep darkness	3
greatest variation	3
de tejada	3
hoarse whisper	3
occurs directly	3
soon become	3
quite true	3
harry drew	3
postocular shields	3
small snake	3
santa rosa	3
snout rounded	3
far back	3
without ever	3
preocular usually	3
close proximity	3
four white	3
enlarged grooved	3
northeastern mexico	3
cubic centimeters	3
strange cries	3
ignorant people	3
attacking force	3
many instances	3
perhaps one	3
harry passionately	3
head elongate	3
yellow markings	3
knew exactly	3
slightly distinct	3
scarcely visible	3
ventral half	3
last time	3
great many	3
wonderfully like	3
two cottonmouths	3
usually shorter	3
alvarez del	3
dark longitudinal	3
southern part	3
two rows	3
great rapidity	3
printing plant	3
rarely eight	3
great forest	3
western half	3
one pair	3
low voice	3
yellow collar	3
sapucaya nuts	3
like pattern	3
done nothing	3
varies considerably	3
longitudinal streak	3
lower border	3
two paddles	3
dorsal dark	3
soon made	3
great speed	3
southern illinois	3
black spot	3
soon shall	3
usually nine	3
rapid movements	3
north african	3
now turned	3
men sprang	3
error coe	3
hardly ever	3
indian cobra	3
also may	3
feed chiefly	3
usually black	3
distinguish conophis	3
band may	3
dear lad	3
body cavity	3
thamnophis elegans	3
mesa verde	3
young per	3
will even	3
two lateral	3
anterior portion	3
sixth sense	3
hardly passed	3
two bearers	3
little way	3
drainage basin	3
war de	3
chin shields	3
circle round	3
scarce ten	3
snake bite	3
laconic reply	3
american museum	3
bring forth	3
two additional	3
faint glow	3
morrow morning	3
proteroglyphous colubrids	3
sixth entering	3
venom poisoning	3
much broader	3
wild boar	3
snakebite treatment	3
nine large	3
attacking party	3
mostly single	3
first described	3
british india	3
dark lateral	3
scales long	3
garden city	3
absolutely necessary	3
slightest degree	3
seven young	3
faint smile	3
harry contemptuously	3
quick movement	3
longitudinal stripes	3
colour variety	3
looked round	3
supraocular usually	3
standing erect	3
harry obeyed	3
farther north	3
time seemed	3
long neck	3
savage temper	3
strongly projecting	3
among cottonmouths	3
low bushes	3
dark streaks	3
spring back	3
get within	3
tranverse bone	3
elapsed since	3
nostrils directed	3
must keep	3
otic notch	3
dangerous snakes	3
zag pattern	3
one fang	3
bit like	3
certain extent	3
two elephants	3
size classes	3
poison duct	3
four species	3
dwarf snake	3
may say	3
high plains	3
held places	3
proportionate thickness	3
boa constrictor	3
dear sir	3
kansas publ	3
boys began	3
came pealing	3
right course	3
young savage	3
de tree	3
people say	3
ladder snake	3
european whip	3
stripe anteriorly	3
many hours	3
immediately anterior	3
bright red	3
raymond lee	3
southern brittany	3
gigantic trees	3
new sugar	3
natural sciences	3
without fear	3
marine snakes	3
amazon valley	3
smooth scales	3
conophis sumichrasti	3
medial side	3
without losing	3
mike took	3
northern part	3
name conophis	3
greek blind	3
felt half	3
bifurcate transverse	3
american hylid	3
gone now	3
preanal rows	3
often extending	3
two followers	3
harry followed	3
old phra	3
breakfast ready	3
oviparous species	3
every man	3
one pre	3
young birds	3
dim light	3
brave young	3
shaped black	3
vittatus vittatus	3
state printing	3
twenty years	3
vary considerably	3
snake poison	3
snakes provided	3
several individuals	3
beneficent nature	2
easy task	2
incompletely divided	2
scattered around	2
every possible	2
four distinct	2
san diego	2
dried mud	2
people looking	2
savage people	2
phra mockingly	2
three rows	2
two halves	2
small parotid	2
thin neck	2
anal glands	2
lie heaving	2
lateral processes	2
tremendous pace	2
mundurucu knows	2
open space	2
yellow colour	2
rocky localities	2
suddenly brought	2
elephant tracks	2
neck region	2
mike gave	2
yellow bats	2
generally shed	2
hurried away	2
ere long	2
distributional study	2
well deserves	2
set teeth	2
rapid death	2
main entrance	2
young trevannions	2
rare occasions	2
ancistrodon piscivorus	2
columellar process	2
outer border	2
elegans vagrans	2
southern australia	2
within distinguishing	2
ailurophis vivax	2
immaculate pale	2
sree uttered	2
several inches	2
one locality	2
sun shone	2
great lake	2
came nearer	2
pelias berus	2
extends laterally	2
find something	2
mud bank	2
killing things	2
might serve	2
offensive odour	2
shaped eyes	2
muddy bank	2
uneasy signs	2
tributary streams	2
active mostly	2
good watch	2
native place	2
sometimes rather	2
irregular black	2
closes within	2
noticeably distinct	2
yellowish spots	2
remarkably uniform	2
much attention	2
elongated spots	2
life doant	2
may trust	2
exotic species	2
occipital condyle	2
black streaks	2
herpetological notes	2
head width	2
moved slowly	2
whole village	2
seven small	2
harry asked	2
old skin	2
medial third	2
years older	2
following conditions	2
snout simply	2
help seeker	2
ammunition chests	2
keep quiet	2
tantalophis may	2
upper amazon	2
swung round	2
bungalow garden	2
watched till	2
four narrow	2
thousand years	2
region behind	2
teton range	2
whichever way	2
steady draw	2
large female	2
moderately large	2
dare say	2
dead leaves	2
also produces	2
inhibiting effect	2
teeth together	2
soon passed	2
species exist	2
six hours	2
usually extending	2
morphological variation	2
swam onward	2
occurs alongside	2
coluber riccioli	2
frequently found	2
rather long	2
pecos river	2
eyes flashing	2
venomous bites	2
dark vertical	2
many localities	2
fell gently	2
snake swallowing	2
thought occurred	2
quick nod	2
phra threw	2
dark paths	2
harry interrupted	2
voice behind	2
partly hidden	2
beautifully marked	2
harry bluntly	2
curious country	2
hearty meal	2
virgin mary	2
three frogs	2
impenetrable network	2
quite understand	2
one direction	2
inferior alveolar	2
yard away	2
looked just	2
stand fast	2
class reptilia	2
felt like	2
sree says	2
sree proudly	2
lizards creeping	2
tuxtla gutierrez	2
various authors	2
great offence	2
single nasal	2
river drainage	2
thick forest	2
maxillary little	2
may give	2
miles north	2
nine feet	2
around sarepta	2
great fork	2
making use	2
present predicament	2
little snake	2
little red	2
well might	2
mississippi river	2
approximately one	2
mere nothing	2
already given	2
elapid snakes	2
open gapo	2
wonder whether	2
amply supplied	2
tells us	2
good look	2
men one	2
slip away	2
canthus slightly	2
french departments	2
nearly allied	2
men came	2
got something	2
big basket	2
de chiapas	2
still remain	2
dry forested	2
great beast	2
present dorsally	2
one come	2
good rate	2
submerged trees	2
like hiss	2
brown paper	2
named kinds	2
man ceased	2
clarendonian pliocene	2
near mid	2
alternating longitudinal	2
another hour	2
brown background	2
kenyon promptly	2
bony snout	2
take several	2
family trionychidae	2
includes among	2
natrix vulgaris	2
small subocular	2
big ones	2
send forth	2
ancestral estate	2
northern side	2
two groups	2
longer tail	2
spirit ob	2
distinct subspecies	2
answer questions	2
actual length	2
population composition	2
teach us	2
stripes often	2
end might	2
little brown	2
young girl	2
hideous head	2
lachesis mutus	2
chapter ii	2
left hand	2
isolated populations	2
first shot	2
ornata baird	2
snakes crawled	2
feebly enlarged	2
navel closes	2
young measured	2
still kept	2
table two	2
head high	2
recent soft	2
lateral margin	2
eight times	2
rude kind	2
first making	2
old siamese	2
involving nd	2
loud report	2
appeared like	2
black myotis	2
maxillary characteristics	2
huge head	2
longitudinal dark	2
third pairs	2
came without	2
marching back	2
white interior	2
shed times	2
open ground	2
lachesis gramineus	2
another curious	2
five cottonmouths	2
feel pretty	2
heard issuing	2
must know	2
often congregate	2
attached scale	2
bamboo landing	2
call dat	2
even large	2
perhaps none	2
another yard	2
one well	2
pass without	2
trouble us	2
good many	2
bosnian museum	2
fell like	2
side behind	2
asked sree	2
feel proud	2
might see	2
snake shows	2
pacific coast	2
now became	2
trees stood	2
secondary temporal	2
doctor warmly	2
matted tangle	2
hunter took	2
will clear	2
new light	2
exchanged glances	2
subterranean dwellings	2
strongly depressed	2
efficacious means	2
will lie	2
di capello	2
although many	2
usually present	2
vertebral line	2
denning sites	2
large enough	2
red marks	2
latter always	2
posterior two	2
wounded cow	2
two heads	2
little attention	2
opened widely	2
turbid water	2
coloured head	2
rush madly	2
one morning	2
will swim	2
similar manner	2
fifth supralabial	2
trunk lying	2
facial nerve	2
two extremes	2
immediate burning	2
one piece	2
made several	2
always want	2
long ago	2
neotropical bats	2
made either	2
well every	2
first boat	2