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Re: "The X Digit"...a Pteroid bone??
In a message dated 1/23/1999 12:16:27 AM Central Standard Time,
> This is not so confined, but infracranial kinesis in squamates is
> very VERY derived, and much different from avian and dinosaurian
> cranial kinesis.
Certainly, cranial kinesis in squamates is much more developed (and "derived"
and "developed" are not always synonymous) than in theropods (avian or not). I
didn't mean to imply otherwise.