The American Naturalist, Volumen21Essex Institute, 1887 |
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Página 613
... genera of the order present , in their turn , various fea- tures of interest . Stapelia is a genus of about one hundred species , all of them found in the Cape of Good Hope region . They are peculiar in having thick , fleshy stems ...
... genera of the order present , in their turn , various fea- tures of interest . Stapelia is a genus of about one hundred species , all of them found in the Cape of Good Hope region . They are peculiar in having thick , fleshy stems ...
Página 614
... genera Asclepias and Stapelia , there are others which possess points of interest , or are valuable in a commercial sense . The species of the genus Hoya have climbing stems , thick , succulent leaves , and clusters of waxy flowers ...
... genera Asclepias and Stapelia , there are others which possess points of interest , or are valuable in a commercial sense . The species of the genus Hoya have climbing stems , thick , succulent leaves , and clusters of waxy flowers ...
Página 622
... genera , in pointing out variations and the relations of one form to another , I find the blackboard a great assistance . A method specially successful of late in the teaching of biology suggests lines of improvement for the teaching of ...
... genera , in pointing out variations and the relations of one form to another , I find the blackboard a great assistance . A method specially successful of late in the teaching of biology suggests lines of improvement for the teaching of ...
Página 624
... , as well as drilling him in the identifying of genera and species ; using the local facts , because I find better results from the deep and exhaustive study of what is at hand and 624 [ July Methods of Instruction in General Geology .
... , as well as drilling him in the identifying of genera and species ; using the local facts , because I find better results from the deep and exhaustive study of what is at hand and 624 [ July Methods of Instruction in General Geology .
Página 657
... genera mentioned 1 1 Cope , Amer . Nat . , 1884 , 347 ; Origin of the Fittest , 1886 , p . 343. I take occasion to remark that the omission of the Marsupialia from the direct line of phylogeny of the Condylarthra , which is justly ...
... genera mentioned 1 1 Cope , Amer . Nat . , 1884 , 347 ; Origin of the Fittest , 1886 , p . 343. I take occasion to remark that the omission of the Marsupialia from the direct line of phylogeny of the Condylarthra , which is justly ...
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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