Order Testudines Wagler, 1830 - turtles
   Suborder Cryptodira Cope, 1868
     Superfamily Kinosternoidea Agassiz, 1857
       Family Kinosternidae Agassiz, 1857 - mud and musk turtles
         Subfamily Kinosterninae Agassiz, 1857
           Genus Kinosternon Spix, 1824
             Kinosternon subrubrum (Bonnaterre, 1789) - eastern mud turtle
               1 Kinosternon subrubrum subrubrum (Bonnaterre, 1789) - eastern mud turtle
               2 Kinosternon subrubrum hippocrepis Gray, 1856 - Mississippi mud turtle
               3 Kinosternon subrubrum steindachneri Siebenrock, 1906 - Florida mud turtle