Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1890 - Всего страниц: 351 |
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Стр. 111
... lancelet , of a little sac of transparent skin , furnished with a nerve and lined with pigment , but destitute of any other ap- paratus . In fishes and reptiles , as Owen has remarked , " the range of gradations of dioptric structures ...
... lancelet , of a little sac of transparent skin , furnished with a nerve and lined with pigment , but destitute of any other ap- paratus . In fishes and reptiles , as Owen has remarked , " the range of gradations of dioptric structures ...
Стр. 175
... lancelet , and one of the higher apes than between an ape and man ; yet this interval is filled up by numberless gradations . Nor is the difference slight in moral disposition be- tween a barbarian , such as the man described by the old ...
... lancelet , and one of the higher apes than between an ape and man ; yet this interval is filled up by numberless gradations . Nor is the difference slight in moral disposition be- tween a barbarian , such as the man described by the old ...
Стр. 227
... lancelet ; and from these the Ganoids , and other fishes like the Lepido- siren , must have been developed . From such fish a very small advance would carry us on to the Amphibians . We have seen that birds and reptiles were once ...
... lancelet ; and from these the Ganoids , and other fishes like the Lepido- siren , must have been developed . From such fish a very small advance would carry us on to the Amphibians . We have seen that birds and reptiles were once ...
Стр. 314
... lancelet ( Amphiox- us ) , which latter fish in the extreme simplicity of its structure approaches the invertebrate ... lancelet ; for the lancelet , as I hear from Fritz Müller , has as sole companion and competitor on the barren ...
... lancelet ( Amphiox- us ) , which latter fish in the extreme simplicity of its structure approaches the invertebrate ... lancelet ; for the lancelet , as I hear from Fritz Müller , has as sole companion and competitor on the barren ...
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Часто встречающиеся слова и выражения
acid acquired action adapted admit allied animals apes appear become believe birds body breeds cause character climate closely compared cotyledons crossed degree descended developed distinct species disuse domestic doubt early effects eggs embryo existence extinct eyes fact female fertilization forms gemmules genera genus geotropism Glacial habits hairs hermaphrodites highly horses increase individuals inhabitants inherited insects instance instincts islands kinds labellum lancelet larvæ leaves less living lower animals Malaxis paludosa males mammals manner mental millimetre modified monkeys movements muscles natural selection naturalists observed occasionally offspring organs Origin of Species ovules papillæ parent peculiar period pigeon plants points pollen pollinium possess present prey probably produced progenitors Quadrumana quadrupeds races radicles remarkable resemble rudimentary savages seedlings seeds seems sexes sexual elements sexual selection slight structure suppose surface tend tendency tion transmitted utricle variability variations varieties various vertebræ whole wild worms young