Phylum Chordata Bateson, 1885 - chordates Count: - Subphylum Vertebrata Cuvier, 1812 - vertebrates Count: - Superclass Reptilia Linnaeus, 1758 Count: - Class Eusauropsida Count: - Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869 Count: -