Nomogenesis: Or, Evolution Determined by LawM.I.T. Press, 1969 - Всего страниц: 477 |
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Стр. 89
... separate order , the Verticillatae ( Engler , Wettstein , Karsten , Coulter ) .1 The Casuarinaceae are distinguished by their very primitive organisation : the flower is very simply con- structed , the type of the structure of the ...
... separate order , the Verticillatae ( Engler , Wettstein , Karsten , Coulter ) .1 The Casuarinaceae are distinguished by their very primitive organisation : the flower is very simply con- structed , the type of the structure of the ...
Стр. 184
... separate taxonomic unit , the similarity of which to crocodiles is due to convergence . Huene ( 1908 ; 1914 , p . 22 ) ... separates Protorosaurus into a distinct order , Protorosauria . It is remark- able that the bones of this form were ...
... separate taxonomic unit , the similarity of which to crocodiles is due to convergence . Huene ( 1908 ; 1914 , p . 22 ) ... separates Protorosaurus into a distinct order , Protorosauria . It is remark- able that the bones of this form were ...
Стр. 374
... separate branch from the common stem ( i.e. before the thirteenth century ) .2 It can hardly be assumed that the peculiarity mentioned had developed in ' The examples are borrowed from Shakhmatov ( Schachmatow ) , 1916 , p . 19 . 2 ...
... separate branch from the common stem ( i.e. before the thirteenth century ) .2 It can hardly be assumed that the peculiarity mentioned had developed in ' The examples are borrowed from Shakhmatov ( Schachmatow ) , 1916 , p . 19 . 2 ...
Содержание
THE STRUGGLE FOR EXISTENCE AND NATURAL | 1 |
Various types of the struggle for existence | 45 |
Is survival a privilege of the bearers of useful | 62 |
Авторские права | |
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Abel accidental according adapted adult allied America ammonites amphibians ancestors angiosperms Animals and Plants appear belonging Bennettitales birds bones butterflies Carinatae chance chap characters colour common complex Craniata Cretaceous Crossopterygii Darwin definite direction derived determined direction dicotyledons dinosaurs Dipnoi dorsal due to convergence embryo evolution exhibit external extinct female fins fishes formation forms Fürbringer genera genus groups gymnosperms hind-limbs independently insects instance Kuznetzov lamarckiana latter living Lotsy lower male mammals manifested means mimicry Monochlamydeae monocotyledons mutations natural selection number of individuals observed occur ontogeny opinion organisation Origin of Species Ornithischia orthogenesis Osborn parallel pectoral peculiar phenomena phylogeny Piperales placenta Placentalia Polycarpicae polyphyletic polyphyletic origin possess primitive produced Pseudosuchia pterosaurs Ratitae referred regarded remarkable reptiles resemblance Russian Saurischia says seeds shell similar skull structure struggle for existence sub-species teeth Teleostomi tendency tetrapods theory tion transformation varieties Vavilov vertebrates Vries wings