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On Wed, 25 Feb 1998, Stanley Friesen wrote:
> At 05:23 PM 2/24/98 -0600, Seth Ellestad wrote:
> >Hmmm--and the Permo-Triassic was an even greater extinction. Any
> >evidence of an even larger bolide impact (or impacts) associated
> >with that one?
> Not that I know of. In fact there is really no substantial evidence of an
> impact at that time at all. If there *was* one, it was almost certainly
Dr. David King of Auburn University claims that a 300 km crater caused by
an impactor striking Gondwanaland is associated with the P-Tr extinction.
This compares with the 200 km Chicxulub crater.
An example of his claim can be found at his rather introductory-level
chapter on the K-T extinction at http://www.auburn.edu/~kingdat/chap2.htm
[Charles W. Johnson <email@example.com> - http://www.eskimo.com/~cwj2]
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