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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... "
Crosthwaite's Register of facts and occurrences relating to literature, the ... - Seite 1
von Crosthwaite and co - 1860
Vollansicht - Über dieses Buch

The Discovery of Evolution

David Young - 2007 - 281 Seiten
...cause of evolutionary change that could produce well adapted species. As to this cause, Darwin wrote: 'I am convinced that Natural Selection has been the main but not exclusive means of modification.' Accordingly, he plunged straight into a forty-page account of domestic breeding to provide a basis...
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Handbook of Paleoanthropology: Vol I:Principles, Methods and Approaches Vol ...

Winfried Henke, Ian Tattersall - 2007 - 2069 Seiten
...extension of the theory of natural selection to human psychology and sociology, this was addressed 26 "I am convinced that natural selection has been the main but not exclusive means of modification." (1859 p 6). First of all, sexual selection, that is here left aside. For its complex relationship with...
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Evolutionary Psychology as Maladapted Psychology

Robert C. Richardson - 2010 - 232 Seiten
...in the final sentence of the introduction to the Origin of Species, in which he claimed that he is "convinced that Natural Selection has been the main but not exclusive means of modification" (1859, 6). The key thought that was neglected is that natural selection is not the exclusive means...
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The Richness of Life: The Essential Stephen Jay Gould

Stephen Jay Gould - 2007 - 654 Seiten
...in a most conspicuous position — namely at the close of the Introduction — the following words: "I am convinced that natural selection has been the main but not the exclusive means of modification." This has been of no avail. Great is the power of steady misrepresentation....
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Natural Selection: The Global Struggle for Existence

Charles Darwin - 2008 - 158 Seiten
...formerly entertained — namely, that each species has been independently created — is erroneous. I am fully convinced that species are not immutable;...the main but not exclusive means of modification. The Struggle for Existence BEFORE entering on the subject of this chapter, I must make a few preliminary...
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Evidence and Evolution: The Logic Behind the Science

Elliott Sober - 2008
...of the evolutionary process, Darwin was something of a pluralist. He says in The Origin of Species that "natural selection has been the main but not exclusive means of modification" ([1859] 1964: 6), a remark that Gould and Lewontin (1978) embraced in their attack on adaptationism....
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