Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates
     Superclass Reptilia Linnaeus, 1758
       Class Eusauropsida
         1 Subclass Chelonia Brongniart, 1800 see Class Chelonia Brongniart, 1800
         2 Subclass Lepidosauria Duméril & Bibron, 1839
         3 Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869