Re: "Utah site yields first Cretaceous-era sauropod skulls ever in N. America"

[Jura <pristichampsus@yahoo.com>]

--- MKIRKALDY@aol.com wrote:
> In a message dated 5/30/2005 11:52:13 AM Eastern
> Standard Time,  
> uwrk2@yahoo.com writes:
> 
> > But for the 
> > Cretaceous, the final 80 
> > million  years of the rule of dinosaurs, no
> sauropod 
> > skulls have been known from  
> > North America.
> 
> < Wasn't Alamosaurus cranial material found in  the
> Javelina?>
>  
> Is this what you are referring to?
> ____
>  
> A juvenile specimen of the sauropod dinosaur
> Alamosaurus sanjuanensis from  
> the upper Cretaceous of Big Bend National Park,
> Texas
> Journal of  Paleontology,  Jan 2002  by Lehman,
> Thomas M,  Coulson, Alan  B
>  
> DESCRIPTION 
> Skull.-No cranial elements are preserved with this
> specimen, and none have  
> yet been described for Alamosaurus. A few isolated
> teeth have been referred to  
> A. sanjuanensis (Kues et al., 1980), and several
> similar rod shaped tooth  
> fragments, 6 to 8 mm in diameter, were recovered
> with the present specimen.  
> _____
>  
> Mary

+++++++++++++++++++++++++++

Isn't _Alamosaurus_ the only known Cretaceous, North
American sauropod? Does anyone know if this material
can be attributed to it? If not, then I suppose
Cretaceous sauropods were more abundant than was once
thought.

Jason

"I am impressed by the fact that we know less about many modern [reptile] types 
than we do of many fossil groups." - Alfred S. Romer

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