On Thu, Mar 4, 2010 at 10:17 AM, Augusto Haro <augustoharo@gmail.com> wrote: > > Avemetatarsalia are all those living > beings more closely related to birds than to crocodiles. And quite a few dead beings! ;) -- T. Michael Keesey Technical Consultant and Developer, Internet Technologies Glendale, California http://tmkeesey.net/