Darwiniana: EssaysAppleton, 1894 - 475페이지 |
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119 페이지
... extinction ) which the Crocodilian , Lacertilian , and Chelonian Reptilia have undergone , from the older Mesozoic times to the present day , I cannot but put the existence of the common stock from which they sprang far back in the ...
... extinction ) which the Crocodilian , Lacertilian , and Chelonian Reptilia have undergone , from the older Mesozoic times to the present day , I cannot but put the existence of the common stock from which they sprang far back in the ...
229 페이지
... in the physical world . A theory is a species of thinking , and its right to exist is coextensive with its power of resisting extinction by its rivals . From this point of view , it appears to me. VII 229 " THE ORIGIN OF SPECIES "
... in the physical world . A theory is a species of thinking , and its right to exist is coextensive with its power of resisting extinction by its rivals . From this point of view , it appears to me. VII 229 " THE ORIGIN OF SPECIES "
234 페이지
... extinct . In a remarkable passage he says- " We may thus account even for the distinctness of whole classes from ... extinction ; but where was the slightest evidence that such intermediate forms between birds and reptiles as the ...
... extinct . In a remarkable passage he says- " We may thus account even for the distinctness of whole classes from ... extinction ; but where was the slightest evidence that such intermediate forms between birds and reptiles as the ...
238 페이지
... wholly since 1870 , those of M. Filhol on the phosphorites of Quercy in 1878. The general effect of these investigations has been to intro- duce to us a multitude of extinct animals , the. 238 VII THE COMING OF AGE OF.
... wholly since 1870 , those of M. Filhol on the phosphorites of Quercy in 1878. The general effect of these investigations has been to intro- duce to us a multitude of extinct animals , the. 238 VII THE COMING OF AGE OF.
239 페이지
Essays Thomas Henry Huxley. duce to us a multitude of extinct animals , the existence of which was previously hardly sus- pected ; just as if zoologists were to become acquainted with a country , hitherto unknown , as rich in novel forms ...
Essays Thomas Henry Huxley. duce to us a multitude of extinct animals , the existence of which was previously hardly sus- pected ; just as if zoologists were to become acquainted with a country , hitherto unknown , as rich in novel forms ...
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action adapted admit Agamogenesis Ancon animalcules animals animals and plants appears biology birds body called causes character Charles Darwin course creation Crustacea Darwin Darwin's views Darwinian deposited direct doctrine of evolution doubt Dysteleology endeavour epigenesis epoch Erasmus Darwin essay evidence ex nihilo exhibited existence extinct fact favour Flourens geological germ give rise groups horse Hyæna hypothesis inorganic world inquiry kind knowledge Lamarck laws lectures less living Maillet male matter means ment Mivart modification natural selection naturalists objections observation offspring organic nature organisation Origin of Species ovum parent peculiar phenomena philosophical physiological pigeons present primitive stock principles produced Quarterly Reviewer question races reason remarkable result scientific selective breeding sensations sense special creation speculations structure Suarez substantial forms suppose Teleology tendency theory thing thought tion toes truth variation varieties vegetabilia vegetable vera causa Wallace whole