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Re: Which is Cosesaurus?
On Tue, 6 Jun 2000 NJPharris@aol.com wrote:
[Re: Prolacertiforms]
> Well, perhaps; but the problem is that most workers do not even consider them
> archosaurs, which would place them well away from the ancestry of the
> Ornithodira.
Unless, of course, pterosaurs were to turn out not to be archosaurs, as in
Dave Peters' phylogeny, wherein Ornithodira (Pterosauria + Dinosauria)
actually includes Archosauria (Crocodylia + Neornithes)!
-- T. Michael Keesey .................................. <tmk@dinosauricon.com>
My Worlds (including The Dinosauricon) ... <http://dinosauricon.com/keesey>
AOL Instant Messenger ........................................ <Ric Blayze>