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 Amphibia Linnaeus, 1758 - amphibians see Class Amphibia Gray, 1825
               Subclass Lissamphibia Haeckel, 1866 see Infraclass Lissamphibia Haeckel, 1866
                 Order Anura Fischer von Waldheim, 1813
                   Suborder Neobatrachia Reig, 1958 see [unranked] Neobatrachia Reig, 1958
                     Superfamily Bufonoidea Gray, 1825 see Family Bufonidae Gray, 1825
                       Family Hylidae Rafinesque, 1815
                         Subfamily Amphignathodontinae Boulenger, 1882 see Family Amphignathodontidae Boulenger, 1882
                           1 Genus Amphignathodon Boulenger, 1882 see Genus Gastrotheca Fitzinger, 1843
                           2 Genus Cryptobatrachus Ruthven, 1916
                           3 Genus Flectonotus Miranda-Ribeiro, 1926
                           4 Genus Fritziana Mello-Leitão, 1937 see Genus Flectonotus Miranda-Ribeiro, 1926
                           5 Genus Gastrotheca Fitzinger, 1843
                           6 Genus Stefania Rivero, 1968