On Thu, 15 Oct 1998, King, Norm wrote: > It appeared first among sarcopterygians, and sarcopertygians plus > tetrapods are "choanates". Aren't tetrapods sarcopterygians? Wouldn't "Choanata" be the same as Sarcopterygii? --T. Mike Keesey <tkeese1@gl.umbc.edu> DINOSAUR WEB PAGES -- http://www.gl.umbc.edu/~tkeese1/dinosaur/index.htm