 | 1890 - Страниц: 1290
...that received the revision of the author : " I am fully convinced that species are not immutable, but those belonging to what are called the same genera...I am convinced that Natural Selection has been the most important, but not the exclusive, means of modification." On page 421 of the same edition, Darwin... | |
 | 1890 - Страниц: 582
...received the revision of the author : — " I am fully convinced that species are not immutable, but those belonging to what are called the same genera...I am convinced that Natural Selection has been the most important, but not the exclusive, means of modification." On page 421 of the same edition Darwin... | |
 | 1890 - Страниц: 1148
...that species are not immutable ; but tlmt those belonging to what are called the same genera are the lineal descendants of some other and generally extinct...I am convinced that Natural Selection has been the most important, but not the exclusive, means of modification.' It should be especially noted, adds... | |
 | 1890 - Страниц: 920
...formerly entertained — namely, that each species has been independently created — is erroneous. I am fully convinced that species are not immutable...those belonging to what are called the same genera are the lineal descendants of some other and generally extinct species, in the same manner as the acknowledged... | |
 | 1890 - Страниц: 960
...formerly entertained — namely, that each species has been independently created — is erroneous. I am fully convinced that species are not immutable...those belonging to what are called the same genera are the lineal descendants of some other and generally extinct species, in the same manner as the acknowledged... | |
 | 1890 - Страниц: 524
..."natural selection," neu ddewisiad naturiol, y priodolai Darwin y cwbl. Ei ciriau ef ei hun ydynt : — " I am convinced that natural selection has been the main but not the exclusive means of- modification." Cyfyiigodd Darwin ei hun yn ei ymchwiliadau i un diriogaeth... | |
 | Charles Frederick Holder - 1891 - Страниц: 374
...interesting evidences have been presented which are popularly called " missing links." Darwin says : " I am fully convinced that species are not immutable,...descendants of some other and generally extinct species." This leads us to an examination of some of these extinct species which have been brought to the attention... | |
 | Charles Darwin - 1892 - Страниц: 372
...front on my father's part. As a matter of fact the first edition of the Origin contains the words, " I am convinced that natural selection has been the main but not the exclusive means of modification." Moreover, any alteration that his views may have undergone was... | |
 | George John Romanes - 1892 - Страниц: 498
...where I hope to give abundant proof of the soundness of Darwin's judgment as conveyed in the words:—" I am convinced that natural selection has been the main, but not the exclusive, means of modification." CHAPTER X. THE THEORY OF SEXUAL SELECTION, AND CONCLUDING REMARKS.... | |
 | 1894 - Страниц: 528
...the end of the introduction to the first edition of the " Origin of Species," Darwin wrote : — " I am convinced that Natural Selection has been the main but not the exclusive means of modification." At different times after the publication of the " Origin," as... | |
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I am fully convinced that species are not immutable; but that those belonging to what are called the same genera are lineal descendants of some other and generally extinct species, in the same manner as the acknowledged varieties of any one species are... 
