The Edinburgh New Philosophical Journal: Exhibiting a View of the Progressive Discoveries and Improvements in the Sciences and the Arts, Том 11A. and C. Black, 1860 |
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... Origin of Species by Means of Natural Selection , or the Preservation of Favoured Races in the Struggle for Life . By CHARLES DARWIN , M.A .. PROCEEDINGS OF SOCIETIES : - - British Association , Royal Society of Edinburgh , Botanical ...
... Origin of Species by Means of Natural Selection , or the Preservation of Favoured Races in the Struggle for Life . By CHARLES DARWIN , M.A .. PROCEEDINGS OF SOCIETIES : - - British Association , Royal Society of Edinburgh , Botanical ...
Страница 1
... origin from a single pre - existing form , of the prevalence of which among the lower species additional evidence is continually brought before us . In this mode of origin , which has received various names from authors , such as ...
... origin from a single pre - existing form , of the prevalence of which among the lower species additional evidence is continually brought before us . In this mode of origin , which has received various names from authors , such as ...
Страница 3
... origin the characters of the parent stock ; and it has been thought , too , that there is a tendency for the plastic power to wear out , in process of time , so that a recur- rence of sexual generation at intervals is necessary to pre ...
... origin the characters of the parent stock ; and it has been thought , too , that there is a tendency for the plastic power to wear out , in process of time , so that a recur- rence of sexual generation at intervals is necessary to pre ...
Страница 5
... origin , mediately or immediately , to others which do so . These two kinds of zooids , however , though differing so widely in their relations and structure - in the one case the primary products of impregnation , the precursors of the ...
... origin , mediately or immediately , to others which do so . These two kinds of zooids , however , though differing so widely in their relations and structure - in the one case the primary products of impregnation , the precursors of the ...
Страница 19
... origin - not mere zooids budded off from other forms , but animals developed independently from impregnated ova . The males of certain Rotifera , and still more those in the Cirripedia which are termed parasitic or complementary , are ...
... origin - not mere zooids budded off from other forms , but animals developed independently from impregnated ova . The males of certain Rotifera , and still more those in the Cirripedia which are termed parasitic or complementary , are ...
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acid ancient animals appearance arch Archegosaurus bones botany Bowfell caloric carbon carbonic acid caves cent Cestoidea character colour combustion contains distinct district draught Eastern Echinodermata Edinburgh effect embryogeny Europe exhibited existence fact feet flora formation fossils fuel gamomorphic gemmæ gemmation genera genus give glacial glaciers gneiss goitre Haurân hills hydrogen insects instance lake larvæ latter Lejah less light loss luminous mean temperature miles moraine mountains nature nearly Nitrogen North America observations occur organs origin orthomorphic ovum peculiar period phenomena plants portion present probably produced Professor protomorphic referred region remarkable resemblance roches moutonnées rock seen self-registering sepals SERIES.-VOL side Silurian similar skull Society species specific gravity specific heat specimens streamers structure surface Table tarn Taxodium thermometer tion trees Trematoda valley vegetable vertebræ weight Wellingtonia western whole zooids