RE: Zhuchengtyrannus, new Chinese tyrannosaurine

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

> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] 
> On Behalf Of bh480@scn.org
> Sent: Wednesday, March 30, 2011 1:54 PM
> To: dinosaur@usc.edu
> Subject: Zhuchengtyrannus, new Chinese tyrannosaurine
> 
> From: Ben Creisler
> bh480@scn.org
> 
> New advance online paper in Cretaceous Research:
> 
> 
> David W.E. Hone, Kebai Wang, Corwin Sullivan, Xijin Zhao, 
> Shuqing Chen, Dunjin Li, Shuan Ji, Qiang Ji and Xing Xu 
> (2011) A new tyrannosaurine theropod, Zhuchengtyrannus magnus 
> is named based on a maxilla and dentary.
> Cretaceous Research (advance online publication)
> doi:10.1016/j.cretres.2011.03.005
> 
> Abstract
> Tyrannosaurids are primarily gigantic, predatory theropod 
> dinosaurs of the Cretaceous. Here we report a new member of 
> the tyrannosaurid clade Tyrannosaurinae from the Upper 
> Cretaceous Wangshi Group of Zhucheng, Shandong Province, 
> China, based on a maxilla and associated dentary. The 
> discovery of this animal, here named Zhuchengtyrannus magnus 
> gen. et sp.
> nov., adds to the known diversity of tyrannosaurids in Asia. 
> Z. magnus can be identified by a horizontal shelf on the 
> lateral surface of the base of the ascending process, and a 
> rounded notch in the anterior margin of the maxillary 
> fenestra. Several additional features contribute to a unique 
> combination of character states that serves to further distinguish Z.
> magnus from other taxa. Comparisons with other tyrannosaurids 
> suggest that Zhuchengtyrannus was a very large theropod, 
> comparable in size to both Tarbosaurus and Tyrannosaurus.
> 

About freakin' tim... I mean, good that this has been published!

Thomas R. Holtz, Jr.
Email: tholtz@umd.edu   Phone: 301-405-4084
Office: Centreville 1216                        
Senior Lecturer, Vertebrate Paleontology
Dept. of Geology, University of Maryland
http://www.geol.umd.edu/~tholtz/
Fax: 301-314-9661               

Faculty Director, Science & Global Change Program, College Park Scholars
http://www.geol.umd.edu/sgc
Fax: 301-314-9843

Mailing Address:        Thomas R. Holtz, Jr.
                        Department of Geology
                        Building 237, Room 1117
                        University of Maryland
                        College Park, MD 20742 USA