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Re: pterosaur femora sprawl

On Wed, Jun 4, 2008 at 9:19 AM, David Peters wrote:
> Why do you take the odd conviction that quad gaits were basal for the group 
> when the best candidates for pterosaur outgroups were bipedal (Sharovipteryx, 
> basal dinosaurs, Scleromochlus)? That's an irony that you quad guys are 
> overlooking.
Except we don't really know whether basal dinosauromorphs were
quadrupedal or not.