 | Hans Schwarz - 2002 - Страниц: 270
...definite assertions about the actual course evolution took. He thought animals developed from at most four or five progenitors, and plants from an equal or lesser number. But he considered it immaterial as to whether one can really assert that "all the organic beings which... | |
 | Charles Darwin - 2003 - Страниц: 676
...ignore the whole subject of the first appearance of species in what they consider reverent silence. It may be asked how far I extend the doctrine of the...equal or lesser number. Analogy would lead me one step further, namely, to the belief that all animals and plants have descended from some one prototype.... | |
 | Charles Darwin - 2003 - Страниц: 552
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 | Nicholas Everitt - 2004 - Страниц: 358
...cannot doubt that the theory of descent with modification embraces all the members of the same great class. I believe that animals have descended from...equal or lesser number. Analogy would lead me one step further, namely, to the belief that all animals and plants have descended from some one prototype.... | |
 | Marcello Barbieri - 2003 - Страниц: 320
...proposed it. Darwin described it briefly in the last chapter of On the Origin of Species with these words: "I believe that animals have descended from at most...equal or lesser number. Analogy would lead me one step further, namely, to the belief that all animals and KINGDOM PHYLUM CLASS ORDER FAMILY AMMALIA I Chordata... | |
 | C. John Collins - 2003 - Страниц: 452
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 | Robert Pack - 2003 - Страниц: 272
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 | Donald Williamson - 2003 - Страниц: 284
...Darwinians, including Haeckel, Balfour and Metchnikoff, but Darwin (1859, p. 454) himself "believe[d] that animals have descended from at most only four or five progenitors." While disagreeing with Darwin on the origins of embryos and larvae, I agree with him on the oligophyly... | |
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I believe that animals have descended from at most only four or five progenitors, and plants from an equal or lesser number. Analogy would lead me one step further, namely, to the belief that all animals and plants have descended from some one prototype.... 
