771 グナマーナ正大師 2015/10/29(木) 19:00:06 ID:lMjaM5P.
>>769
むのうすぎない？
Ernst Walter Mayr, Systematics and the origin of species from the viewpoint of a zoologist. 1942 pp. 334 pp.
>The species is shortly defined as a "group of actually or potentially interbreeding natural populations, which are reproductively isolated fron other such groups".
http://www.cabdirect.org/abstracts/19431601558.html