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When pterosaurs gradually disappear from the fossil record, and only a
very few species remain at the end, it is fair to exclude them from any
"vast, general, catastrophic extinction." To lump pterosaurs in with this
is a vast, catastrophic, generalization. The simplest explanation
here is that they were on their way out anyway--more likely due to avian
On Mon, 19 Jan 2004, James R. Cunningham wrote:
> Dewey M. McLean wrote:
> > There was no vast, general, catastrophic extinction of life at the K-T
> > boundary.
> That's wonderful news.
> I love pterosaurs. At which zoos can I find the best representative
> collections? :-)