Infraphylum Tetrapoda Goodrich, 1930 see Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
   Superclass Amniota Haeckel, 1866 see Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
     Paraclass Reptilia Linnaeus, 1758 [paraphyletic] - reptiles
       Parasubclass Diapsida Osborn, 1903 [paraphyletic] - diapsids see Clade Diapsida Osborn 1903 [Gauthier & de Queiroz 2020]
         Parainfraclass Archosauria Cope, 1869 [paraphyletic] see Clade Archosauria Cope 1869 [Gauthier & Padian 2020]
           Parasuperorder †Theropodomorpha Olshevsky, 1991 [paraphyletic]
             Paraorder †Theropoda Marsh, 1881 [paraphyletic]
               Parasuborder †Ceratosauria Marsh, 1884 [paraphyletic] see Clade Ceratosauria Marsh 1895 [Rowe & Gauthier 1990]
                 Family †Megalosauridae Fitzinger, 1843
                   01 Genus †Embasaurus Riabinin, 1931, nom. dub.
                   02 ?Genus †Erectopus Huene, 1921
                   03 Genus †Kaijiangosaurus He, 1984
                   04 Genus †Kelmayisaurus Dong, 1973
                   05 Genus †Magnosaurus Huene, 1932
                   06 Genus †Megalosaurus Buckland, 1822
                   07 Genus †Piveteausaurus Taquet & Welles, 1977
                   08 Genus †Poekilopleuron Eudes-Deslongchamps, 1837
                   09 Genus †Torvosaurus Galton & Jensen, 1979
                   10 Genus †Unquillosaurus Powell, 1979
                   11 Genus †Xuanhanosaurus Dong, 1984