vertebrates Cuvier, 1812 - vertebrates
Count: 2c;5o;15f; †11o;24f
   Cohort Amniota Haeckel, 1866 see Clade Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988]
  Count: 1c;3o;10f; †7o;18f
     Class "Reptilia" Linnaeus, 1758 - reptiles
    Count: 3o;10f; †7o;18f
       1 Subclass †Captorhinomorpha Watson, 1917
      Count: †1f
       2 Subclass Testudines Wagler, 1830 see Class Chelonia Brongniart, 1800
      Count: 1o;4f; †2f
       3 Subclass Sauropsida Huxley, 1864
      Count: 2o;6f; †6o;12f
       4 Subclass †Theropsida Seeley, 1896
      Count: †1o;3f