 | Cambridge Philosophical Society - 1900 - عدد الصفحات: 466
...account the similarity in function of the median and unpaired fins, especially in such forms as Rain where the anatomical resemblances are especially striking....are the Devonian Climatius, and the Carboniferous Cludoselache, each of which has been held to support it. In Climtititis there is a remarkable series... | |
 | 1902 - عدد الصفحات: 614
...account the similarity in function of the median and unpaired fins, especially in such forms as Raja where the anatomical resemblances are especially striking....a surprising dearth of paleontological evidence in favor of this view. ' ' Objections to the Theory of the Lateral Fold. The objection to the first view... | |
 | Cambridge Philosophical Society - 1898 - عدد الصفحات: 1014
...especially in such forms as Ruia where the anatomical resemblances are especially striking. There is & surprising dearth of paleontological evidence in favour...are the Devonian Climatius, and the Carboniferous Cladoselaclie, each of which has been held to support it. In Cliniatiut there is a remarkable series... | |
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Raia where the anatomical resemblances are especially striking. There is a surprising dearth of paleontological evidence in favour of the view. The two creatures of which most have been made are the Devonian Climatius, and the Carboniferous Cladoselache,... 