Phylum [Vertebrata] (Lamarck, 1801)
   Class Amphibia Linnaeus, 1758 - amphibians see Class Amphibia Gray, 1825
     Subclass †Labyrinthodontia Meyer, 1842 see Class Amphibia Linnaeus, 1758
       Order †Temnospondyli Zittel, 1888 - temnospondyls
         1 Family †Colosteidae Cope, 1875 - colosteids
         2 Family †Eryopidae Cope, 1882
         3 Family †Dissorophidae Boulenger, 1902
         4 Family †Peltobatrachidae Kuhn, 1960
         5 Family †Capitosauridae Säve-Söderbergh, 1935
         6 Family †Plagiosauridae Abel, 1919