>Also, don't forget that this change in content has been a two-way street. >Not only are birds now included in the Dinosauria, but there are taxa that >were once described (scientifically) as dinosaurs but which were later >removed from this group e.g., teratosaurs, hallopodids, revueltosaurs.
you can probably guess my question by now. :D
when and what were those three?
Well ... Teratosaurus, Hallopus, and Revueltosaurus.
(And many more besides.) -- T. Michael Keesey The Dinosauricon: http://dino.lm.com Parry & Carney: http://parryandcarney.com