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RE: Theropod shoulder movement
While I don't have a ref (see previous posts of mine), I have seen some
of anti-pronation device (if you will), locking the radius and ulna
in a ceratosaur. So, this adaptation probably occured before the
What are the anatomical details of this "locking" (anti-pronation) device?
Does it involve the distal and proximal ends of the radius and ulna.
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