Order Testudines Wagler, 1830 - turtles
   Suborder Cryptodira Cope, 1868
     Superfamily Testudinoidea Batsch, 1788
       Family Emydidae Rafinesque, 1815 - pond turtles
         Subfamily Deirochelyinae Agassiz, 1857
           Genus Trachemys Agassiz, 1857
             Trachemys scripta (Thunberg, 1792) - pond slider
               Trachemys scripta troostii (Holbrook, 1836) - Cumberland slider