Class Reptilia Linnaeus, 1758 - reptiles
   Subclass Anapsida Osborn, 1903 - anapsids
     Order Chelonia Brongniart, 1800 see Class Chelonia Brongniart, 1800
       Suborder Cryptodira Cope, 1868
         Superfamily Chelonioidea Oppel, 1811
           1 Family Cheloniidae Oppel, 1811
           2 Family Dermochelyidae Fitzinger, 1843 - leatherback seaturtles