Saurischia  search
BTChordata
 .Vertebrata
 ..Tetrapoda
 ...Reptilia
 ....Diapsida
 .....Archosauria
 ......Saurischia
BTChordata
 .Vertebrata
 ..Tetrapoda
 ...Reptilia
 ....dinosaurs
 .....Saurischia
NTSauropodomorpha
 Theropoda
SNOrder. This term has multiple hierarchies.