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 [paraphyletic?]
         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.