Nomogenesis: Or, Evolution Determined by LawM.I.T. Press, 1969 - Всего страниц: 477 |
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Стр. 211
... known , monocotyledons are higher in the scale than the lower dicotyledons , the higher representatives of the latter are in general of a more complex structure than the highest monocotyledons . The evolution of the dicotyledons has ...
... known , monocotyledons are higher in the scale than the lower dicotyledons , the higher representatives of the latter are in general of a more complex structure than the highest monocotyledons . The evolution of the dicotyledons has ...
Стр. 223
... known , constitutes one of the distinctive features of Homo sapiens . That branch of the Primates which gave origin to man , followed in its evolution the direction towards a prominent chin.1 According to the researches of Klaatsch ...
... known , constitutes one of the distinctive features of Homo sapiens . That branch of the Primates which gave origin to man , followed in its evolution the direction towards a prominent chin.1 According to the researches of Klaatsch ...
Стр. 357
... ( known from the Silurian to the present time ) and Spirillina ( from the Cambrian to the present time ) have arisen several times ; from the genus Girvanella ( Silurian - Recent ) have several times branched off similar forms ( which ...
... ( known from the Silurian to the present time ) and Spirillina ( from the Cambrian to the present time ) have arisen several times ; from the genus Girvanella ( Silurian - Recent ) have several times branched off similar forms ( which ...
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 |
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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