RE: new Western Interior dinosaurs: a brief breakdown

["Thomas R. Holtz, Jr." <tholtz@geol.umd.edu>]

> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu]On Behalf Of
> David Marjanovic
>
> > Authors also suggest that as the "principal character" of Marginocephalia 
> > ("overhang of the occiput") is non-homologous
> > between pachycephalosaurs and ceratopsians in their interpretation, that 
> > Marginocephalia is not a natural group.
> 
> So Bakker et al. advocate precladistic phylogenetics?

Yep, pretty much.

> > an unnamed _Eolambia_-like hadrosauromorph
> 
> What is that? Google doesn't find "Hadrosauromorpha" or "hadrosauromorph". 
>
No taxonomic history of that name (only used in vernacular form) given. 
Described as a non-hadrosaurid iguanodontian.

                Thomas R. Holtz, Jr.
        Senior Lecturer, Vertebrate Paleontology
Department of Geology           Director, Earth, Life & Time Program
University of Maryland          College Park Scholars
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