Phylum [Vertebrata] (Lamarck, 1801)
   Class Reptilia Linnaeus, 1758 - reptiles
     Subclass Testudinata Oppel, 1811 - testudinates
       Order Chelonia Brongniart, 1800 see Class Chelonia Brongniart, 1800
         1 Suborder †Proganochelydia
         2 Suborder Pleurodira Cope, 1864
         3 Suborder Cryptodira Cope, 1868