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Re: Cretaceous taeniodont



Quoting John Bois <jbois@umd5.umd.edu>:

> Body plan.  Dinosaurs were primitively bipedal.  Presumably, this was part
> of the package that contributed to their early success.  I was just
> re-reading Orwell's brilliant essay on mining.  Two-legged
> transport in the confines of tunnels is a nightmare.  This could be part
> of the reason, at least.  Many large dinsoaurs were secondarily on four.
> The fact that no small dinosaurs did this (so far) _may_ indicate that
> others had the edge here.

Psittacosaurs (facultative?) and basal neoceratopians?

Nick Pharris
Department of Linguistics
University of Michigan