Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
   Amphibia Gray 1825 [Gauthier, Kluge & Rowe 1988] - amphibians see Class Amphibia Gray, 1825
     Batrachia Latreille, 1800
       Anura Fischer von Waldheim, 1813 see Order Anura Fischer von Waldheim, 1813
         Lalagobatrachia D.R. Frost et al., 2006
           Sokolanura D.R. Frost et al., 2006
             Acosmanura Savage, 1973
               Anomocoela Nicholls, 1916
                 Superfamily Pelodytoidea Bonaparte, 1850
                   Family Scaphiopodidae Cope, 1865
                     Genus Spea Cope, 1866