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Re: New member of the list/hadrosaurs
But if Titanosaurs were in Australia & South America, surely they were in
----- Original Message -----
From: Timothy Williams <email@example.com>
To: <Adam.Yates@bristol.ac.uk>; <firstname.lastname@example.org>
Sent: Thursday, September 28, 2000 3:31 PM
Subject: Re: New member of the list/hadrosaurs
> Adam Yates wrote (in reply to João Simões Lopes Filho):
> > > North AMerican Alamosaurus seems to be an immigrant from South
> > > where Titanosaurs were common.
> >This is an appealing and simple idea but it might be wrong. [snip]
> >Titanosaurs have recently been found in
> >the lower Cretaceous of North America so it is entirely possible that
> >Alamosaurus is part of an endemic North American lineage of titanosaurs.
> _Alamosaurus_ could indeed be a home-grown titanosaur. Also, there is
> evidence (I picked this up in the NMMNH volume) that the combined
> _Alamosaurus_ material from the SW US may represent more than one
> titanosaurid taxa.
> As for the global record of titanosaurs (i.e. Titanosauria), Molnar
> referred the Australian sauropod _Austrosaurus_ to the group. This means
> every continent except Antarctica has a record of mid or late Cretaceous
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