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 Genus †Cryolophosaurus Hammer & Hickerson, 1994 †Cryolophosaurus ellioti Hammer & Hickerson, 1994