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Re: Re: diplodocid radiation
>more primitive (Euhelopodid like) snout. Until a good Titanosaurid skull
>is found we can't be sure that the entirely cranial synapomorphies of
>Upchurch's Diplodicoidea aren't infact apomorphies of the larger
>Titanosauroidea + Diplodicoidea clade. BTW is the Titanosauria the
>valid name for this larger clade?
Unfortunately, "Titanosauria" is already in use by Argentine paleontologists
for the Andesauridae-Titanosauridae clade. Thus, using Upchurch's
phylogeny, Titanosauria is a subset of Titanosauroidea.
Thomas R. Holtz, Jr.
Vertebrate Paleontologist Webpage: http://www.geol.umd.edu
Dept. of Geology Email:email@example.com
University of Maryland Phone:301-405-4084
College Park, MD 20742 Fax: 301-314-9661