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 see Infraphylum Vertebrata Lamarck, 1801
             Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
               Subclass Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
                 Order Siluriformes Bleeker, 1858 - catfishes
                   Family Pimelodidae Bonaparte, 1835 - long-whiskered catfishes
                     1 Genus Heptapterus Bleeker, 1858
                     2 Genus Pimelodus Lacepède, 1803
                     3 Genus Pimelodella Eigenmann & Eigenmann, 1888
                     4 Genus Rhamdia Bleeker, 1858
                     5 Genus Sorubim Cuvier, 1829 - South American shovelnose catfish