id author title date pages extension mime words sentences flesch summary cache txt 44056 Swainson, William Zoological Illustrations, Second Series, Volume 1 or, Original Figures and Descriptions of New, Rare, or Interesting Animals .txt text/plain 18122 2113 74 us, taken collectively, to form one group, in which every species exhibits generally confined to individual species, which Nature invariably exhibits The characters upon which we formed this group, confine it strictly to interesting group for an early illustration in his promised _Species Shells, of which the genus _Unio_ appears to be the type. mistaken in a group of birds, presenting in general a great similarity of the group, and the characters of the species, have been detailed with much beautiful, form a small but richly coloured group of birds, remarkable for originally founded the group: they belong, in short, to a different family. the form of the last type, and much of its general structure, is seen in presents not only the characters of a species, but a modification of form, to be typical of a natural group, comprising the genera _Mitra_, _Oliva_, Shell oval-ventricose: Spire concealed: outer lip generally smooth; base ./cache/44056.txt ./txt/44056.txt