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Re: Apomorphy-based definitions



In a message dated 1/27/02 6:47:57 AM Pacific Standard Time, 
david.marjanovic@gmx.at writes:

<< The boundaries of clades and species need not coincide. The split you
 describe is the split between 2 clades and not between 2 species, IMHO.
 (Really a humble opinion -- there is still a discussion about these
 nomenclatorial issues.) >>

Indeed, they almost never do. But cladists do name clades as well as species. 
And if a species can belong to two different clades across a clade boundary, 
naming clades is pointless.