Classification
Biota [regio]Animalia [regnum]
Chordata [phylum]
Reptilia [classis]
Dinosauria [ordo]
Saurischia [subordo]
Subordo Saurischia contains the following taxa:
Archaeopterygidae [familia]
Compsognathidae [familia]
Plateosauridae [familia]
Sauropoda [infraorder]
Troodontidae [familia]
Tyrannosauridae [familia]