Invalid subtaxa: Allosaurus sibiricus Riabinin 1915 [nomen dubium], Altispinax dunkeri Dames 1884 [nomen dubium], Antrodemus sibiricus Riabinin 1915 [nomen dubium], Avalonia Seeley 1898 [nomen dubium], Chilantaisaurus sibiricus Riabinin 1915 [nomen dubium], Embasaurus Riabinin 1931 [nomen dubium], Erectopus insignis Eudes-Deslongchamps and Lennier 1870 [nomen dubium], Eutynichnium pombali Lapparent et al. 1951 [nomen dubium], Gresslyosaurus cloacinus Quenstedt 1858 [nomen dubium], Kakuru Molnar and Pledge 1980 [nomen dubium], Kakuru kujani Molnar and Pledge 1980 [nomen dubium], Magnosaurus lydekkeri Huene 1926 [nomen dubium], Massospondylus ravesi Lydekker 1890 [nomen dubium], Massospondylus rawesi Lydekker 1890 [nomen dubium], Megalosauripus Lessertisseur 1955 [nomen nudum], Megalosaurus cambrensis Newton 1899 [nomen dubium], Megalosaurus cloacinus Quenstedt 1858 [nomen dubium], Megalosaurus dunkeri Dames 1884 [nomen dubium], Megalosaurus hungaricus Nopcsa 1902 [nomen dubium], Megalosaurus insignis Eudes-Deslongchamps and Lennier 1870 [nomen dubium], Megalosaurus lydekkeri Huene 1926 [nomen dubium], Megalosaurus monasterii Münster 1846 [nomen dubium], Megalosaurus obtusus Henry 1876 [nomen dubium], Megalosaurus pombali Lapparent et al. 1951 [nomen dubium], Orthogoniosaurus rawesi Lydekker 1890 [nomen dubium], Ozraptor Long and Molnar 1998 [nomen dubium], Plateosaurus cloacinus Quenstedt 1858 [nomen dubium], Plateosaurus obtusus Henry 1876 [nomen dubium], Poekilopleuron schmidti Kiprianow 1883 [nomen dubium], Prodeinodon dunkeri Dames 1884 [nomen dubium], Saurocephalus monasterii Münster 1846 [nomen dubium], Streptospondylus dunkeri Dames 1884 [nomen dubium], Streptospondylus insignis Eudes-Deslongchamps and Lennier 1870 [nomen dubium], Szechuanosaurus Young 1942 [nomen dubium], Szechusanosaurus Young 1942 [nomen dubium], Wakinosaurus Okazaki 1992 [nomen dubium], Walgettosuchus Huene 1932 [nomen dubium], Zanclodon cambrensis Newton 1899 [nomen dubium], Zanclodon silesiacus Jaekel 1910 [nomen dubium]
Full reference: O. C. Marsh. 1881. Principal characters of American Jurassic dinosaurs. Part V. The American Journal of Science and Arts, series 3 21:417-423
Parent taxon: Saurischia according to S. J. Nesbitt 2011
Sister taxa: Alwalkeria, Anatopus, Anticheiropus, Argoides, Deuterotetrapous, Eusaurischia, Pachypodosauria, Platypterna, Plesiornis, Saurichnium, Sauropodomorpha, Tetrapodium, Trimabus
Subtaxa: 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, Szechuanosaurus yandonensis, Tawa, Therangospodus, Triprismatoolithus, Tubercuoolithus, Unenlagiidae, Wildeichnus, Yangtzepus, Yaverlandia, Zanclodontidae