Re: Pterosaur pelves, pterosaur origins

["James R. Cunningham" <jrccea@bellsouth.net>]

h0662eka@rz.hu-berlin.de wrote:
Well said, Dave.  This is an area where I can't contribute, but I look
forward to more discourse from those of you who can.
Jim

> In the meantime, in my opinion, the only really sensible thing that can be 
> said
> of pterosaurs relationships to other diapsids is that there are at least three
> different hypotheses, each have data that supports and contradicts them and 
> not
> one of them is so overwhelmingly supported or accepted that it can be said to
> have become the favoured hypothesis. Again, a lot more work is needed if we 
> are
> to make any progress toward solving this problem.