It may not be exaggeration if I say that there are probably as many species concepts as there are thinking systematists and students of speciation.


Systematics and the Origin of Species, Chapter V (p. 115), Harvard University Press. 1942


It may not be exaggeration if I say that there are probably as many species concepts as there are thinking systematists and students of speciation.

It may not be exaggeration if I say that there are probably as many species concepts as there are thinking systematists and students of speciation.

It may not be exaggeration if I say that there are probably as many species concepts as there are thinking systematists and students of speciation.

It may not be exaggeration if I say that there are probably as many species concepts as there are thinking systematists and students of speciation.