Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 67American Philosophical Society, 1928 |
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Сторінка vii
... Progressive structural stages in the fins of Paleozoic sharks Comparison of ( A ) Devonian lobe - fin , ( B ) Carboniferous amphibian , ( C ) Permian amphibian , and ( D ) modern child , running on all fours • 34I 342 .344 346 Pectoral ...
... Progressive structural stages in the fins of Paleozoic sharks Comparison of ( A ) Devonian lobe - fin , ( B ) Carboniferous amphibian , ( C ) Permian amphibian , and ( D ) modern child , running on all fours • 34I 342 .344 346 Pectoral ...
Сторінка 100
... progressive well - being are dependent may feel and should feel that theirs is a calling to be ennobled by high professional ideals and is to be made of ever - increasing service to mankind by the spirit and methods of science . The ...
... progressive well - being are dependent may feel and should feel that theirs is a calling to be ennobled by high professional ideals and is to be made of ever - increasing service to mankind by the spirit and methods of science . The ...
Сторінка 130
... progressive lengthening of the thumb and great toe . In 1920 in the work on " Notharctus , an American Eocene Primate , " it was shown ( 4 ) that evidences of present or past arboreal adaptations were conspicuous in various parts of the ...
... progressive lengthening of the thumb and great toe . In 1920 in the work on " Notharctus , an American Eocene Primate , " it was shown ( 4 ) that evidences of present or past arboreal adaptations were conspicuous in various parts of the ...
Сторінка 131
... progressive reduction in the prominence of the peroneal process of the hallux and a corresponding improvement in the ability to draw the hallux from a position of wide divergence to a position more nearly alongside the outer digits . Of ...
... progressive reduction in the prominence of the peroneal process of the hallux and a corresponding improvement in the ability to draw the hallux from a position of wide divergence to a position more nearly alongside the outer digits . Of ...
Сторінка 138
... progressive increase in the functionally dominant thumb , a relative widening of the palm and a relative shortening of the other digits . In fact the differences between the human hand and the gorilla hand are far less profound than the ...
... progressive increase in the functionally dominant thumb , a relative widening of the palm and a relative shortening of the other digits . In fact the differences between the human hand and the gorilla hand are far less profound than the ...
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104 SOUTH FIFTH adrenals airplane Alaska American Philosophical Society amphibian anthropoid atom Bohr brachiating Buriats cell chimpanzee cholesterol climate coast container corals correspondence cusp cusp formula Diatryma digit distance Dryopithecus Dryopithecus pattern electron Eocene evolution fact feet flight frequency gorilla groove system hand humerus hydrogen known layer lecithin Lewis Lewis's lichens limb lipoids lobe-finned lobe-finned fishes LOWER MOLAR PATTERN lower molar teeth mammals McMahon measured meteorological methods motion muscles natural Negroes Notharctus nucleus observations observatories Omorhamphus orbits parallax pectoral Pedro Dome Philadelphia photographic plants plate present primates primitive problem Professor proper motions Pursh rainfall rigid airships Sajous scientific seeds septa shoulder-girdle SOUTH FIFTH STREET species specimen stage stars stellar distances surface temperature tetrapod theory third molar tissue trees Trianaeopiper trochlear process tundra vegetation velocity weather White Spruce winds winter