Phylum [Vertebrata] (Lamarck, 1801)
   Class Amphibia Linnaeus, 1758 - amphibians see Class Amphibia Gray, 1825
     Subclass †Labyrinthodontia Meyer, 1842 see Class Amphibia Linnaeus, 1758
       Order †Anthracosauria Säve-Söderbergh, 1934
         1 Family †Eogyrinidae Watson, 1929
         2 Family †Seymouridae