 In this latter division of the animal kingdom it becomes necessary to approach the problem previously stated as to the fate of the larva when uterine development is initiated. It may firstly be noted that larval forms, equipped with many adaptational...  Anatomischer Anzeiger - Page 261893Full view - About this book
 | Sir Norman Lockyer - 1893 - 908 pages
...the wonder is that no one has inquired why they are so rare, in any guise, in the Vertebrata. In this latter division of the animal kingdom it becomes necessary...little food-yolk, eg Marsipobranchii, Ganoidei, and most Amphibia, while a blastoderm on a yolk-sac is characteristic of Elasmobrjnchii, Teleoslii, and... | |
 | 1893 - 882 pages
...wonder is that.no one has inquired why they are so rare, in any guise, in the I'erlebrata. In this latter division of the animal kingdom it becomes necessary...segmentation and but little food-yolk, eg Marsipobranchii, Ganoidti, ami most Amphibia, while a blastoderm on a yolk-sac is characteristic of Elasmobranchii,... | |
 | Sir Norman Lockyer - 1893 - 682 pages
...the wonder is that no one has inquired why they are so rare, in any guise, in the Vertebrata. In this latter division of the animal kingdom it becomes necessary...complete segmentation and but little food-yolk, eg Alarsipobranchii, Ganoidei, and most Amphibia, while a blastoderm on a yolk sac is characteristic of... | |
 | Sir Norman Lockyer - 1893 - 680 pages
...wonder is that no one has inquired why they are so rare, in any guise, in the 1'erlebraia. In this latter division of the animal kingdom it becomes necessary...firstly be noted that larval forms, equipped with many adapiational larval organs, are to be encountered in cases with complete segmentation and but little... | |
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