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Re: PYTHONOMORPHA REVISITED



Tony Canning wrote:
> 
> On Feb 7, 11:20am, Adam Yates wrote:
> 
> > The interesting thing about Lee's phylogeny is that it turns all those
> > funny little burrowing snakes into a monophyletic group, rather than a
> > paraphyletic grade of basal snakes as in past hypotheses. This of course
> > suggests two things 1) a fossorial phase in early snake evolution is less
> > likely & 2) The characters shared between the fossorial snakes and
> > amphisbaenids are not necessarily primitive for snakes. Indeed I suspect
> > a fossorial existance places quite an evolutionary "straight jacket" on
> > lepidosaur groups creating quite an impressive set of convergences.
> 
> Has anybody seen the recent work describing supposed ancestral snakes
> (from Israel, I think) which were aquatic?  I've seen a brief summary but
> not the original research..
> 
> Tony Canning
> tonyc@foe.co.uk

Your looking for "Remarks on a new Ophiomorph reptile from the Lower 
Cenomanian of Ein Jabrud, Israel", G. Haas in Aspects of Vertebrate 
History ed. by L.L. Jacobs, Museum of Northern Arizona Press, Flagstaff, 
1980.

Jim K.