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Re: Study Backs Quick End of Dinosaurs



Second that.  The Hell Creek teeth of Aublysodon description that I have
seen in field were undissolved and unserrated ( I was looking quite
specifically for acid/enzyme etching on these).

JB

On Wed, 31 May 2000 Dinogeorge@aol.com wrote:

> In a message dated 5/31/00 4:58:12 PM EST, twilliams_alpha@hotmail.com writes:
> 
> << (Unserrated premaxillary D-shaped teeth considered to be diagnostic for 
> the genus _Aublysodon_, though I wonder if the serrations were worn down by 
> wear or if the teeth were swallowed and smoothed down by stomach acid.) >>
> 
> They're evidently diagnostic for the tyrannosaurid subfamily that includes 
> Aublysodon, not just Aublysodon itself. Don't believe there's any evidence 
> that the serrations are worn away by digestive action.
> 

:::::::::::::::::::::
Jeffrey Alan Bartlett
Paleoecology Group
North Carolina State University
jabartle@unity.ncsu.edu
North Carolina State Museum
(919)233-8214