Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869
                 Order †Thecodontia Owen, 1859 see Division Archosauria Cope, 1869
                   Suborder †Pseudosuchia Zittel, 1887-1890
                     01 Family †Erythrosuchidae Watson, 1917
                     02 Family †Aetosauridae Baur, 1887 see Family Stagonolepididae Lydekker, 1887
                     03 Family †Stagonolepidae von Huene, 1908 see Family Stagonolepididae Lydekker, 1887
                     04 Family †Desmatosuchidae Case, 1920 see Family Stagonolepididae Lydekker, 1887
                     05 Family †Rauisuchidae Huene, 1942
                     06 Family †Euparkeriidae von Huene, 1920
                     07 Family †Ornithosuchidae Huene, 1908
                     08 Family †Scleromochlidae Huene, 1914
                     09 Family †Stegomosuchidae Huene, 1922
                     10 Family †Rhadinosuchidae
                     11 Family †Sphenosuchidae Huene, 1922
                     12 Family †Pedeticosauridae van Hoepen, 1915, nom. dub.