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Re: plesiosaur lips

In a message dated 11/3/2006 4:11:48 AM Eastern Standard Time,  
christian@darkin.demon.co.uk writes:

<< Can anyone give me pointers about skin texture - and most  specifically
whether there's any evidence for or against lips?  The  fashion right now
seems to be to depict plesiosaurs and pliosaurs without  lips (I guess to
make them look fierce) - but that seems at odds with the  streamlining of
the rest of the body.

What does anyone think?  >>

Some of the plesiosaurs are so snaggle-toothed it's  difficult to imagine 
them with extensive "lips". See:

You might make a case for polycotylids, possibly.  Perhaps Dr. Carpenter has 
some thoughts on this. Mosasaurs probably had them and  I suspect we've been 
guilty in showing too much in the way of teeth in that  group. DV