Re: Irritator challengeri

[Thomas_R_HOLTZ@umail.umd.edu (th81)]

>I've recently reviewed the article on Irritator and have a couple of 
>questions.
>
>Was this skull material compared against _Baryonyx walkeri_ or 
>_Elaphrosaurus bambergi_?

Skull material of _Elaphrosaurus_?  As there is no known skull
to Elaphrosaurus, it would be difficult to compare against. 

>
>Was skull compared against other Pterodactyloidea from the Cretaceous of 
>South America?
>
>It seems that the nasal is about midway up the snout (as in Spinosaurids 
>and some Pterosaurs) and the lower jaw and cranial crest seems similar to 
>some of the larger Pterodactyloid forms.

I've got to see this new critter.  A South American bullatosaur?  An
"irritator", indeed!

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