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Re: Details on SVP 2002 Part 1



Quoting Dinogeorge@aol.com:

> This is not such an odd result; it occurs when you simply remove Ornithischia
> from below "Saurischia" up to sisterhood with some clade within Sauropoda. It
> still seems pretty clear to me that ornithischians are derived prosauropods 
> of some basal level of organization (just because segnosaurs no longer fill 
> the gap doesn't make the gap go away). And then all those "saurischian 
> synapomorphies" simply become dinosaurian synapomorphies, some lost (e.g., 
> skeletal pneumaticity) in ornithischians.

Have you considered the possibility that ornithischians might be neotenic 
prosauropods?  I'm just suggesting the possibility.

--Nick P.