RE: Tyrannosaur stuff

["Thomas R. Holtz, Jr." <tholtz@geol.umd.edu>]

> From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of
> Guy Leahy
>
> Another interesting question in regards to this topic
> is how long it took tyrannosauroids to become
> "big-ass" after the end-Cenomanian extinction of
> carcharodontosaurids/spinosaurids. Did the early Late
> Cretaceous faunas (Turonian-Coniacian) in NA, for
> example, contain any "big-ass" predators, and if so,
> were they tyrannosauroids?? Perhaps there were some
> "big-ass" Turonian dromaeosaurs?  :-)
>
Indeed, we would be VERY VERY interested in knowning more about the 
post-Albian, pre-Campanian faunas of western North America.
Sadly, they are very very poorly sampled at present.

                Thomas R. Holtz, Jr.
        Senior Lecturer, Vertebrate Paleontology
Department of Geology           Director, Earth, Life & Time Program
University of Maryland          College Park Scholars
        Mailing Address:
                Building 237, Room 1117
                College Park, MD  20742

http://www.geol.umd.edu/~tholtz/
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