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Re: Dinosaurs and birds

On 4/4/07, Mike Taylor <mike@indexdata.com> wrote:

But AFAIK George has never proposed separate origins for sauropods and prosauropods.

Maybe he never threw his full support behind it, but:

"More interesting is to consider the possibility that sauropods are basal to
all other dinosaurs, that prosauropods and ornithischians are sister groups,
and that theropods are a sister group to the prosauropod+ornithischian group.
This is what the feet say, anyway."
(from http://dml.cmnh.org/2002Aug/msg00030.html)

Mike Keesey