Theropoda Marsh 1881 [Gauthier 1986] see Clade Theropoda Marsh 1881 [Naish, Cau, Holtz Jr., Fabbri & Gauthier 2020] Neotheropoda Bakker 1986 [Sereno 1998] Averostra Paul 2002 Tetanurae Gauthier 1986 Orionides Carrano, Benson & Sampson 2012 †Megalosauroidea Walker 1964 [Sereno 1998] see Superfamily Megalosauroidea Fitzinger, 1843 †Megalosauria Bonaparte 1850 [Allain et al. 2012] †Megalosauridae Bonaparte 1850 [Allain 2002] see Family Megalosauridae Fitzinger, 1843 Genus †Megalosaurus Buckland, 1822