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Re: Re: sauropod reference.



>In a message dated 95-10-27 00:25:02 EDT,
>ST-grock@artemis.earth.monash.edu.au (Darren R. Grocke) writes:
>
>>P. Upchurch
>>"The evolutionary history of sauropod dinosaurs."
>>Philosophical Transactions of the Royal Society of London B, v. 349, p.
>>365-390.
>>
>>Mentions the evolution of sauropoda and how the Chinese sauropods form a
>>monophyletic evolution and the evolution of forked chevrons are an artifact
>>of evolutionary convergence.
>
>This I can believe.
>
>>In addition he places _Opisthocoelicaudia_ as a sister taxon to
>Titanosauridae.
>
>This I can't believe.

You and me, both!

>>Overall he looks into the phylogeny of the
>>sauropoda, but I'll leave my comments with regard to his system to myself,
>>I think.
>
>Gotta get this paper!

As do I!

(Personally, I like the Jacobs/Olshevsky version myself, with Titanosauria
as the sister group to a brachiosaurid+ (camarasaurid + (euhelopodid +
(dicraeosaurid + diplodocid))) clade.

Thomas R. Holtz, Jr.
Vertebrate Paleontologist
Dept. of Geology
University of Maryland
College Park, MD  20742
Email:Thomas_R_HOLTZ@umail.umd.edu (th81)
Fax: 301-314-9661
Phone:301-405-4084