Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
   Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] - amniotes
     Eureptilia Olson, 1947
       Diapsida Osborn 1903 [Laurin 1991] see Clade Diapsida Osborn 1903 [Gauthier & de Queiroz 2020]
         Neodiapsida Benton 1985
           Archosauromorpha Huene 1946 [Benton 1985], nom. cl. inval. see Clade Archosauromorpha von Huene 1946 [Gauthier 2020]
             Archosauria Cope, 1869
               Avesuchia Benton, 1999 see Clade Archosauria Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.
                 Crurotarsi Sereno & Arcucci 1990
                   1.1 †Phytosauridae Lydekker, 1888 see Family Parasuchidae Lydekker, 1885
                   1.2 Genus †Gracilisuchus Romer, 1972
                   2 †Ornithosuchidae Huene, 1908
                   3 Suchia Krebs 1974 [Sereno 1991]