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Re: Ornithoms, Parrots, and others

In a message dated 11/12/98 3:34:17 PM EST, th81@umail.umd.edu writes:

<< They are (now get this, everyone) TWO DIFFERENT THINGS. >>

As I've stated repeatedly on this list, BCF hypothesis is independent of
phylogeny, and is very compatible with standard dinosaur phylogeny as in,
e.g., Currie & Padian encyclopedia, as well as my own, slightly aberrant,
phylogeny. BUT many "standard model" paleontologists seemingly favor the
"ground up" theory >because< theropod phylogenies place ground-dwelling
theropods as more primitive than, and hence preceding and/or ancestral to,
birds. Lost in the shuffle is the idea that theropods might be secondarily
ground-dwelling--and not ancestral to birds but only their sister-groups and