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RE: Nuthetes and other Purbeck theropods

> From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of
> Tim Williams
> >Further work may show Richardoestesia to be related to deinonychosaurs,
> >perhaps near the base of
> >the clade, which could involve the proposed connection to
> Paronychodon and
> >birds (Sankey et al., 2002; Rauhut, 2002).
> Intriguingly, _Nuthetes_ and _Richardoestesia_ could even be basal birds.

If so, _Richardoestesia_ would be the largest Mesozoic bird!! The type
material includes a left dentary that is 19.3 cm long; so you're dealing
with a theropod with a ~30 cm (or longer) skull length.

                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