Class Reptilia Linnaeus, 1758 - reptiles
   Subclass Anapsida Osborn, 1903 - anapsids
     Order Chelonia Brongniart, 1800 see Class Chelonia Brongniart, 1800
       Suborder Cryptodira Cope, 1868
         Superfamily Testudinoidea Batsch, 1788
           Family Emydidae Rafinesque, 1815 - pond turtles
             1 Subfamily Batagurinae Gray, 1869 see Subfamily Geoemydinae Theobald, 1868
             2 Subfamily Emydinae Rafinesque, 1815