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Re: new Western Interior dinosaurs: a brief breakdown
On Wed, 31 May 2006 21:07:17 +0200 David Marjanovic
<david.marjanovic@gmx.at> writes:
> > 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?
Well, a little perspective: Bakker isn't exactly renouned for using
cladistic analysis in any of his publications where he is the senior
author.
Of course, that's a separate issue. Whether pachy phylogenetics is
currently so poorly known that a useful cladogram cannot be drawn may be
a valid point. I just wouldn't expect Dr. Bob to be the guy who
publishes the first widely accepted cladogram on this group (that's not a
criticism, just an observation)..
<pb>
--
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