Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Teleostomi
       Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
         Class Amphibia Gray, 1825 [paraphyletic]
           Subclass †Labyrinthodontia Meyer, 1842 see Class Amphibia Linnaeus, 1758
             Order †Anthracosauria Säve-Söderbergh, 1934
               Family †Lanthanosuchidae Efremov, 1946
                 1 Genus †Lanthaniscus Ivakhnenko, 1980
                 2 Genus †Lanthanosuchus Efremov, 1946
                 3 Genus †Chalcosaurus Meyer, 1866