On the Origin of Species by Means of Natural Selection: Or The Preservation of Favoured Races in the Struggle for Life |
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Page vi
... Extinction caused by Natural Selection - Divergence of Cha- racter , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character and Extinction , on ...
... Extinction caused by Natural Selection - Divergence of Cha- racter , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural Selection , through Divergence of Character and Extinction , on ...
Page viii
... Extinction - On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species- On the state of development of ancient forms— On the succession of the same types ...
... Extinction - On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species- On the state of development of ancient forms— On the succession of the same types ...
Page xx
... extinct by new creations , but are to be regarded as their descendants through continued reproduction . " A well - known French botanist , M. Lecoq , writes in 1854 ( ' Etudes sur Géograph . Bot . , ' tom . i . p . 250 ) , " On voit que ...
... extinct by new creations , but are to be regarded as their descendants through continued reproduction . " A well - known French botanist , M. Lecoq , writes in 1854 ( ' Etudes sur Géograph . Bot . , ' tom . i . p . 250 ) , " On voit que ...
Page 5
... Extinction of the less improved forms of life , and leads to what I have called Divergence of Character . In the next chapter I shall discuss the complex and little known laws of variation and of corre- lation of growth . In the four ...
... Extinction of the less improved forms of life , and leads to what I have called Divergence of Character . In the next chapter I shall discuss the complex and little known laws of variation and of corre- lation of growth . In the four ...
Page 6
... extinct species , in the same manner as the acknowledged varieties of any one species are the descendants of that species . Furthermore , I am con- vinced that Natural Selection has been the main but not exclusive means of modification ...
... extinct species , in the same manner as the acknowledged varieties of any one species are the descendants of that species . Furthermore , I am con- vinced that Natural Selection has been the main but not exclusive means of modification ...
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Common terms and phrases
adapted affinities allied species America analogous ancient appear archipelago become bees believe birds breeds cause cells characters climate closely allied colour common continued crossed crustaceans degree difficulty distinct species doubt Edition eggs embryo Europe existing exterminated extinct extremely facts favourable Fcap females fertilised fertility flowers formation forms fossil Fritz Müller Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites History hybrids important individuals inhabitants inherited insects instance instincts intercrossing intermediate larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest offspring organic organisation parent perfect pigeons pistil plants pollen Post 8vo present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble rudimentary seeds Silurian slight South America stamens sterility structure struggle successive supposed theory tion variability variations varieties vary Vols whole widely Woodcuts