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 Osteichthyes Huxley, 1880 - bony fishes see [unranked] Euteleostomi
               Subclass Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
                 Order Perciformes Rafinesque, 1810 - perches
                   Suborder Percoidei Rafinesque, 1810
                     Family Cichlidae Heckel, 1840 - cichlids
                       01 Genus Boulengerochromis Pellegrin, 1904
                       02 Genus Symphysodon Heckel, 1840
                       03 Genus Aequidens
                       04 Genus Astronotus Swainson, 1839
                       05 Genus Cichlosoma Regan, 1905 see Genus Cichlasoma Swainson, 1839
                       06 Genus Pterophyllum Heckel, 1840
                       07 Genus Haplochromis Hilgendorf, 1888
                       08 Genus Steatocranus Boulenger, 1899
                       09 Genus Hemichromis Peters, 1857
                       10 Genus Julidochromis Boulenger, 1898
                       11 Genus Etroplus Cuvier & Valenciennes, 1830