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
               1 Genus †Proterosuchus Broom, 1903
               2.1 Genus †Erythrosuchus Broom, 1905
               2.2.1 Genus †Euparkeria Broom, 1914
               2.2.2.1 †Proterochampsidae Romer, 1966
               2.2.2.2 Avesuchia Benton, 1999 see Clade Archosauria Cope 1869 [Gauthier & Padian 1985], nom. cl. inval.