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RE: Reference for Dinosauria definition
> From: firstname.lastname@example.org [mailto:email@example.com]On Behalf Of
> Sent: Monday, December 06, 1999 6:09 PM
> I need the citation to the earliest article in which Dinosauria
> is defined as
> the clade formed by the most recent common ancestor of Triceratops and
> Neornithes and all its descendants. This definition appears in
> Sereno 1998
> (N. Jb. Geol. Palaeont. Abh. 210(1): 41-83) but he doesn't cite earlier
> works. I was under the impression that this exact definition
> occurs earler,
> in Padian & Holtz 1995 (or vice versa) or Padian & May 1993, but
> my copies of
> these are buried and I can't check them. Or is Sereno the first
> to publish
> this definition?
This definition came in two parts:
Saurischia (Aves sensu Gauthier and everything closer to it than to
Ornithischia) is from Gauthier 1986.
Ornithischia (_Triceratops_ and everything closer to it than to Aves) is
from Padian & May 1993, as is Dinosauria (Ornithischia + Saurischia).
Thomas R. Holtz, Jr.
Department of Geology Director, Earth, Life & Time Program
University of Maryland College Park Scholars
College Park, MD 20742
Phone: 301-405-4084 Email: firstname.lastname@example.org
Fax (Geol): 301-314-9661 Fax (CPS-ELT): 301-314-7843