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Re: "The X Digit"...a Pteroid bone??
In a message dated 1/23/99 10:55:30 PM EST, email@example.com writes:
<< When it involves the use of different morphological structures
fine, but when the same skeletal constituants are involved I become
extremely doubtful, especially when the types being compared are close
together in phylogeny. (in this case being both archosaurs). >>
Don't be too sure that pterosaurs are archosaurs...