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RE: Zhuchengtyrannus, new Chinese tyrannosaurine



It hasn't.  I think they just meant that the Kem Kem has abelisaurids AND 
*Sigilmassasaurus* AND the two other big tetanurans.

----------------------------------------
> Date: Thu, 31 Mar 2011 09:47:00 +1100
> From: tijawi@gmail.com
> To: dinosaur@usc.edu
> Subject: Re: Zhuchengtyrannus, new Chinese tyrannosaurine
>
> The paper mentions that _Sigilmassasaurus brevicollis_ is an
> abelisaurid. When did this come about?
>
>
> Cheers
>
> Tim
>
>
>
>
> On Thu, Mar 31, 2011 at 4:53 AM, bh480@scn.org  wrote:
> > 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.
> >
> >
> > http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WD3-52H3RN4-1&_us
> > er=10&_coverDate=03%2F30%2F2011&_rdoc=3&_fmt=high&_orig=browse&_origin=brows
> > e&_zone=rslt_list_item&_srch=doc-info(%23toc%236755%239999%23999999999%23999
> > 99%23FLA%23display%23Articles)&_cdi=6755&_sort=d&_docanchor=&_ct=15&_acct=C0
> > 00050221&_version=1&_urlVersion=0&_userid=10&md5=2abd4e60cbd594ad2bc5e516927
> > 5a2aa&searchtype=a
> >
> >
> >
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