Phylum Chordata Bateson, 1885 - chordates
Status: extant
   Subphylum Vertebrata Cuvier, 1812 - vertebrates
  Status: extant
     Class Reptilia Linnaeus, 1758 - reptiles
    Status: extant
       Subclass Anapsida Osborn, 1903 - anapsids
      Status: extant
         Order Testudines Wagler, 1830 - turtles
        Status: extant
           Suborder Cryptodira Cope, 1868
          Status: extant
             Family †Kayentachelyidae Gaffney et al., 1987
            Status: fossil