The American Naturalist, Volumen21Essex Institute, 1887 |
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Página 657
... molar teeth . The anterior . intermediate tubercles of the superior molars are present , but , as they are somewhat worn in the specimen , the artist did not rep- resent them nearly distinctly enough . Nothing but the teeth of Hyopsodus ...
... molar teeth . The anterior . intermediate tubercles of the superior molars are present , but , as they are somewhat worn in the specimen , the artist did not rep- resent them nearly distinctly enough . Nothing but the teeth of Hyopsodus ...
Página 658
... molars is double , forming the basis of the two cones , etc. , in the same position in Anchitherium and the rest of the horse line . I wish to repeat here what I have already stated , 1 that this character docs not exist in the American ...
... molars is double , forming the basis of the two cones , etc. , in the same position in Anchitherium and the rest of the horse line . I wish to repeat here what I have already stated , 1 that this character docs not exist in the American ...
Página 756
... Molar of a ' Pliocene Type of Equus from India . Both from Quart . Jour . Geol . Soc . , May , 1887. - Notes on Chelonia from the Purbeck , Wealden , and London Clay . Ext . Geol . Mag . , June , 1887. All from the author . Lawrence ...
... Molar of a ' Pliocene Type of Equus from India . Both from Quart . Jour . Geol . Soc . , May , 1887. - Notes on Chelonia from the Purbeck , Wealden , and London Clay . Ext . Geol . Mag . , June , 1887. All from the author . Lawrence ...
Página 986
... molars , and belonged to the Puerco epoch . An approach to this theoretical type is made by the Pantolestida , whose molars are bunodont , the superior molars being tritubercular ( with two intermediates ) ; but the form of the ...
... molars , and belonged to the Puerco epoch . An approach to this theoretical type is made by the Pantolestida , whose molars are bunodont , the superior molars being tritubercular ( with two intermediates ) ; but the form of the ...
Página 986
PLATE XXVIII . show this clearly . The lunar bone has extended outwards. Hyæna striata , striped hyena . ( From the Standard Natural History . ) greater distinctness of the cusps of its molars . The.
PLATE XXVIII . show this clearly . The lunar bone has extended outwards. Hyæna striata , striped hyena . ( From the Standard Natural History . ) greater distinctness of the cusps of its molars . The.
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Amer AMERICAN NATURALIST animals appear Artiodactyla Bering Island bones botany breed called cells character chemical color compounds conclusions Condylarthra contains crystals cusps described dike E. D. Cope Eocene evolution eyes facts fauna feet figures fossils four Gard genera genus geological geologists geology Göhrde groups Heptodon hornblende hornless stags horns hundred Hyracotherium Ichthyosaurus incisors inferior molar infra-spinous insects Island J. B. LIPPINCOTT COMPANY known Lambdotherium larvæ lower Menodus mineral Miocene molars natural North notes observed occur original paper Philadelphia plane plants plates polled cattle pollinia portion premolars present probably Proc Prof Professor Protohippus published recently region represented River rocks sandstone says scapular scapular index schists scientific sea-cow sections seen side skull species specimens Spiders structure student superior molars synonymy Taconic teeth tion varieties Vilmorin XXI.-NO