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RE: Thoughts about the arboreal dinosaur
> From: email@example.com [mailto:firstname.lastname@example.org]On Behalf Of
> Dann Pigdon
> I have also suggested this for the enlongated digit of Sinosauropteryx
> (as long as the ulna). Personally, I'd think that serrated teeth
> wouldn't have been all that useful in grooming fuzz or feathers, hence
> fuzzy theropods may have had alternative grooming devices (elongated
> fingers, maybe ever the ancestor of the pedal "sickle claw"). I'd
> imagine serrated teeth designed for slicing flesh would end up clogged
> with bits of fuzz, doing more harm than good. I can't think of any
> living animals that have fuzzy integumentary structures AND serrated
> teeth. Please correct me if I'm wrong.
Well, although they are no longer with us, sabrecats had serrations on their
canines and (presumabely) a furry integument. Still, as cats they almost
certainly did most of their grooming with their tongues.
Even so, I do not see serrated teeth as hinderance to grooming.
Thomas R. Holtz, Jr.
Department of Geology Director, Earth, Life & Time Program
University of Maryland College Park Scholars
College Park, MD 20742
Phone: 301-405-4084 Email: email@example.com
Fax (Geol): 301-314-9661 Fax (CPS-ELT): 301-314-7843