Re: Tyrannosaurus bataar eggs

[jdharris@teal.csn.net (Jerry D. Harris)]

>The pair of eggs are considered to be one specimen of an estimated set of
>30 separate specimens, most of which were found in pairs, totaling about
>50 eggs.  They were found in the Gaugao formation, Xixia county, Henan
>Province, China.  The formation is (lower?) Cretaceous.  Many of the eggs
>were exposed by flood waters, and others were discovered by farmers
>digging a canal.
>The eggs are definitely theropodous, probably tyrannosaurid, and maybe
>Tyrannosaurus bataar in origin. (They were originally considered
>to be Tarbosaurus bataar, but tarbosaurs have been refered to the
>Tyrannosauridae.) Associated embryonic bones were found with
>some of the specimens, but not with the pair we have here.

Mikel -

        So, if the eggs are _T. bataar_, then how on earth can the
formation be Lower Cretaceous?  Something's not quite kosher here...

Jerry D. Harris
Denver Museum of Natural History
2001 Colorado Blvd.
Denver, CO  80205
(303) 370-6403

Internet:  jdharris@teal.csn.net
CompuServe:  73132,3372
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        "I repainted the picture Brown had painted for us.  A dying,
shrinking lake...these great...behemoths...dying..."
        "Well," she said, "all you tell me may be so...but I still can't
see why such creatures would have wanted to do it in the first place."
        "Do what, ma'am?"
        "Why, crawl away back under all that rock to die."

-- Roland T. Bird, _Bones for Barnum Brown_
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