In a message dated 8/22/00 1:29:59 PM Pacific Daylight Time, tmk@dinosauricon.com writes: << Avemetatarsalia == (Neornithes <-- _Crocodylus_) (Avemetatarsalia being Benton's replacement name for Ornithosuchia, IIRC) >> Eesh! What a mouthful! Why not just Avipedia, or Ornithotarsi? ("Tarsos" technically referred in Greek to the flat of the foot, or metatarsus.) Nick P.