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Fw: Chaoyangopterus



 Here are two images of the specimens!

 http://www.dinosaurclass.com/_Dino_News_2003/dino20030027.htm

 Cheers,

 Rutger Jansma

 ----- Original Message -----
> From: "David Peters" <davidrpeters@earthlink.net>
> To: "dinosaur list" <dinosaur@usc.edu>
> Sent: Tuesday, June 17, 2003 1:47 PM
> Subject: Re: Chaoyangopterus
>
>
> >
> > Kazuo TAKAHASHI  relayed the following abstract:
> >
> > VERTEBRATA PALASIATICA Vol.41 No.1 pp.34-41
> > TWO NEW PTERODACTYLOID PTEROSAURS FROM THE EARLY
> >  CRETACEOUS JIUFOTANG FORMATION OF WESTERN LIAONING, CHINA
> > WANG Xiao-Lin, ZHOU Zhong-He
> > Abstract
> >  In this paper we report two new pterodactyloid pterosaurs
> > from the Jiufotang Formation in wertern Liaoning Province of
> > northeast China. They are Chaoyangopterus zhangi gen. et sp.
> > nov. (Nyctosauridae) and Liaoningopterus gui gen. et sp. nov.
> > (Anhangueridae). The former not only represents the first
> > such record in Asia but also the earlist record and most
> > complete skeleton of the family. Some revisions of the family
> > are made, such as having four wing digits and well-developed
> > manual digits I-III. Liaoningopterus is the largest pterosaur
> > ever discovered in China; its teeth also represent the largest
> > known from any pterosaurs. Discoveries of two more pterosaurs
> > from the Jiufotang Formation further show that two pterosaur
> > assemblages could be recognized in the Jehol Gloup, represented
> > by the Yixian Formation and Jiufotang Formation, respectively.
> > The pterosaur assemblage of the Jiufotang Formationg shows a
> > lot resemblance to that of the Early Cretacrous Santana
> > Formation (Aptian/Albian) such as the Tapejaridae and
> > Anhangueridae. The age of the Jiufotang Formation (Aptian) is
> >  slightly older than the Santana Formation.
> >
> > - --
> > TAKAHASHI, Kazuo 1ⶶ¡¡ÏÂÃË
> > pantheon@dino-pantheon.com
> > http://www.dino-pantheon.com/
> >
> > I just had a look at the paper and traced the bones. Chaoyangopterus is
> > a
> > dead-ringer for Zhejiangopterus, another azhdarchid also originally
> > confused
> > with the Nyctosauridae. So it is no wonder that this new pterosaur has
> > four wing finger phalanges and medial manual digits with unguals.
> >
> > I do wonder, though, why this misidenitification has happened twice,
> > especially since Dr. Unwin cleared up the first issue earlier in print.
> >
> > David Peters
> > St. Louis
> >
> >
> >
> >
> >
>
>
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