living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Lepidosauria Duméril & Bibron, 1839
                 Order Squamata Oppel, 1811
                   Suborder Amphisbaenia Gray, 1844 - amphisbaenians
                     Family Trogonophiidae Vanzolini, 1951
                       1 Genus Pachycalamus Günther, 1881
                       2 Genus Agamodon Peters, 1882
                       3 Genus Diplometopon Nikolskii, 1907
                       4 Genus Trogonophis Kaup, 1830