Kingdom [Animalia] Linnaeus, 1758 - animals
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Vertebrata Cuvier, 1812 - vertebrates
       Class Amphibia Linnaeus, 1758 - amphibians see Class Amphibia Gray, 1825
         Subclass †Labyrinthodontia Meyer, 1842 see Class Amphibia Linnaeus, 1758
           1 Order †Ichthyostegalia (Save-Soderbergh, 1932) see Superclass Tetrapoda Goodrich, 1930
           2 Order †Temnospondyli Zittel, 1888 - temnospondyls
           3 Order †Anthracosauria Säve-Söderbergh, 1934