Order †Saurischia Seeley, 1887 see Clade Saurischia Seeley 1888 [Gauthier, Langer, Novas, Bittencourt & Ezcurra 2020]
   Suborder †Theropoda Marsh, 1881 see Clade Theropoda Marsh 1881 [Naish, Cau, Holtz Jr., Fabbri & Gauthier 2020]
     Infraorder †Carnosauria Huene, 1920 see Division Carnosauria Huene, 1920
       Family †Megalosauridae Fitzinger, 1843
         Genus †Dilophosaurus Welles, 1970
         Genus †Eustreptospondylus Walker, 1964
         Genus †Megalosaurus Buckland, 1822
         Genus †Proceratosaurus Huene, 1926
         Genus †Teratosaurus Meyer, 1861