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Re: Which is Cosesaurus?
In a message dated 6/6/2000 5:48:42 AM Pacific Daylight Time,
> I personally think that even if prolacertilians didn`t have all the
> characters to qualify them as ornithodiran per se, they still could have
> been ancestral to the group.
Well, perhaps; but the problem is that most workers do not even consider them
archosaurs, which would place them well away from the ancestry of the