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RE: New Refs




-----Original Message-----
From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of T.
Mike Keesey
Sent: Wednesday, November 21, 2001 5:22 PM
To: Dinosaur ListServer
Subject: Re: New Refs

On Thu, 22 Nov 2001, Alessandro Marisa wrote:

> These work allow a better assessment of the phylogenetic position of
> Troodontidae and established that Troodontidae have autapomorphies that
> eliminates them from consideration as bird ancestors

Well, there's also the fact that THEY'RE ALL CRETACEOUS. :)

(possibly excluding _Koparion_)

Ahh, not true. There is also Troodontid teeth from the Kimmeridgian of
Portugal.

Tracy L. Ford
P. O. Box 1171
Poway Ca  92074