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RE: Allosaurus jimmadseni

> From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of
> Waylon Rowley
> Dinosaurweb has a short discussion on _Allosaurus_
> that focuses mainly on the morphology of the lacrimal.
> Can we assign subspecies in dino paleontology? It's
> not like we can confidently tell if a new taxon
> represents a sexually isolated species, so why not
> name it _Allosaurus atrox jimmadseni_? Or just start
> calling them _Allosaurus atrox_ morph 1, 2, 3,
> 4....you get the idea.

Incidentally, Chure's disseration also addresses the nature of previously
supposed "species" of _Allosaurus_ (such as _A. atrox_) as well as
describing in detail many previous mounts of _Allosaurus_ and their

A very important document, when it is finally published.

                Thomas R. Holtz, Jr.
                Vertebrate Paleontologist
Department of Geology           Director, Earth, Life & Time Program
University of Maryland          College Park Scholars
                College Park, MD  20742
Phone:  301-405-4084    Email:  tholtz@geol.umd.edu
Fax (Geol):  301-314-9661       Fax (CPS-ELT): 301-405-0796>