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
         1 Genus †Sinosaurus Young, 1948
         2 Genus †Cryolophosaurus Hammer & Hickerson, 1994
         3.1 Genus †Monolophosaurus Zhao & Currie, 1993
         3.2 Orionides Carrano, Benson & Sampson 2012