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[Fwd: Re: PROBLEMS WITH WEISHAMPEL _ET_ HEINRICH'S HYPSILOPHODONT PAPER]
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> Weishampel, D B, and Heinrich, R E. 1992. Systematics of Hypsilophodontidae
> and Basal Iguanodontia (Dinosauria: Ornithopoda). Historical Biology 6:
> And after going through it quite a few times, I am utterly amazed at the weak
> support for most of their conclusions of systematics within the
Rod Sheetz of the Mus. of West. Colo. is completing a Ph.D. under Jack
Horner and has concluded that hyplilophodontids are a grade and not a
Anyways, does anyone have any comments on my critique? And does
> anyone know what a cingulum is?
A cingulum is a a ridge or swelling arown the base of the enamel crown
of the tooth.
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