Full reference: S. J. Nesbitt, N. D. Smith, R. B. Irmis, A. H. Turner, A. Downs and M. A. Norell. 2009. A complete skeleton of a Late Triassic saurischian and the early evolution of dinosaurs. Science 326:1530-1533
Parent taxon: Theropoda according to H.-D. Sues et al. 2011
Sister taxa: Ageroolithus, Anchisauripodidae, Archaeornithoididae, Asianopodus, Avipoda, Boutakioutichnium, Bueckeburgichnus, Byakudansauropus, Carmelopodus, Coeluridae, Coelurosauroidea, Compsognatha, Corpulentapus, Daemonosaurus, Deinocheirosauria, Elongatoolithidae, Eodromaeus, Eoraptor, Eubrontidae, Fenestrosaurus, Fuscinapedis, Gigandipodidae, Grallatoridae, Hadrosaurichnus, Herrerasauridae, Iranosauripus, Itsukisauropus, Jialingpus, Kalohipus, Kayentapus, Kuangyuanpus, Kuwajimasauropus, Laevisoolithidae, Megalosauropus, Minisauripus, Neotheropoda, Neotrisauropus, Ornithoides, Ovoraptor, Paleotheropoda, Parachirotheriidae, Paragrallator, Picunichnus, Plectropus, Protoavis, Reticuloolithus, Sarmientichnus, Saurexallopus, Sauropodidae, Selenichnidae, Selenichnus, Siamopodus, Sigilmassasauridae, Sinosaurus, Skartopus, Spinosauria, Subtiliolithidae, Therangospodus, Triprismatoolithus, Tubercuoolithus, Unenlagiidae, Wildeichnus, Yangtzepus, Yaverlandia, Zanclodontidae, Szechuanosaurus yandonensis
Subtaxa: Tawa hallae
Type: Tawa hallae
Ecology: ground dwelling carnivore