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Re: Rock'n'roll !
In a message dated 8/9/00 8:35:38 PM EST, firstname.lastname@example.org writes:
<< So as I see it, strict cladistics comes closest to preserving the
traditionalist view of birds, since they are then dinosaurs in the same way
you are a vertebrate. If we are going to attempt to preserve the linnean
system (I wouldn't) then it has to mean something, in which case there is
really no way to save class Aves. >>
Another way to define the class Aves is "all vertebrates closer to modern
birds than to modern croocodylians," crocodylians being birds' extant sister
group. Then >all< the dinosaurs become basal birds.