The Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life, Volume 1 |
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Page x
... period of reproduction . The account of the electric organ of fishes added to . Analogical resemblance between the eyes of Cepha- lopods and Vertebrates . Claparède on the analogical resemblance of the hair- claspers of the Acarida ...
... period of reproduction . The account of the electric organ of fishes added to . Analogical resemblance between the eyes of Cepha- lopods and Vertebrates . Claparède on the analogical resemblance of the hair- claspers of the Acarida ...
Page xi
... , as always maintained in this work . 297 The belief in the separate creation of species generally held by naturalists , until a recent period . AN HISTORICAL SKETCH OF THE PROGRESS OF OPINION ON THE ADDITIONS AND CORRECTIONS . xi.
... , as always maintained in this work . 297 The belief in the separate creation of species generally held by naturalists , until a recent period . AN HISTORICAL SKETCH OF THE PROGRESS OF OPINION ON THE ADDITIONS AND CORRECTIONS . xi.
Page xiv
... periods , and as he does not enter on the causes or means of the transformation of species , I need not here enter on details . Lamarck was the first man whose conclusions on the subject excited much attention . This justly - celebrated ...
... periods , and as he does not enter on the causes or means of the transformation of species , I need not here enter on details . Lamarck was the first man whose conclusions on the subject excited much attention . This justly - celebrated ...
Page xviii
... periods , and then re - stocked ; and he gives as an alternative , that new forms may be generated " without the presence of any mould or germ of former aggregates . " I am not sure that I understand some passages ; but it seems that he ...
... periods , and then re - stocked ; and he gives as an alternative , that new forms may be generated " without the presence of any mould or germ of former aggregates . " I am not sure that I understand some passages ; but it seems that he ...
Page xxiv
... periods the germs of existing species may have been chemically affected by circum- ambient molecules of a particular nature , and thus have given rise to new forms . He In this same year , 1853 , Dr. Schaaffhausen published an excellent ...
... periods the germs of existing species may have been chemically affected by circum- ambient molecules of a particular nature , and thus have given rise to new forms . He In this same year , 1853 , Dr. Schaaffhausen published an excellent ...
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Common terms and phrases
adapted advantage allied analogous animals and plants appear Asa Gray beak become bees believe birds breeds caudicle cause cells characters climate closely colour common crossed cuckoo degree developed difficulty distinct species disuse divergence domestic animals domestic races doubt effects eggs existence extinct extremely facts favourable females flowers forms Fritz Müller genera genus giraffe gradations greater number groups habits Hence hermaphrodites hive-bee important improved increase in number individual differences inhabitants inherited insects instance instincts intercrossing intermediate kind lamellæ large number larger genera larvæ less likewise males manner Melipona Mivart natural selection naturalists nearly nest occasionally offspring organisation organs origin Origin of Species perfect period pigeons pollen pollen-grains present preserved principle probably produced progenitor quadrupeds rank Red Grouse relation remarked resemble rock-pigeon seeds sexes sexual sexual selection slight stamens structure struggle supposed swimbladder tend tendency tion transitional tree variability variations varieties vary widely wings young