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Re: kellner's ankle abstract

Quoting David Peters <davidrpeters@earthlink.net>:

> As I've always said, just look at the feet. All archosaurs tend to diminish
> toes four and five. All crocs lose toe five. All dinos lose most of toe five.
> Pteros and protorosaurs don't until the Late Jurassic.

However, though toe V is long in basal pterosaurs, it only consists of two
phalanges, which implies to me that it had been reduced and then re-elongated
for whatever reason.

Nick Pharris
Ph.D. Candidate
Department of Linguistics
University of Michigan