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 Lepidosauria Duméril & Bibron, 1839
Order †Eosuchia Broom, 1914
see Clade Eosuchia Broom 1914 [Laurin 1991]
Suborder †Protorosaurida
1 Family †Younginidae Broom, 1914
2 Family †Tanystropheidae Gervais, 1859
3 Family †Protorosauridae Cope, 1871