Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct. see Subphylum Vertebrata Cuvier, 1812
       Vertebrata (Lamarck, 1801) - vertebrates see Subphylum Vertebrata Cuvier, 1812
         Myopterygii - myopterygians
           Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
             Grade Teleostomi Bonaparte, 1836
               Euteleostomi - bony vertebrates
                 Class Actinopterygii Woodward, 1891 - ray-finned fishes
                   Subclass Neopterygii Regan, 1923
                     Division Teleostei Müller, 1845 see Infraclass Teleostei Müller, 1845
                       Elopocephala see Supercohort Teleocephala de Pinna, 1996
                         Clupeocephala
                           Subdivision Ostarioclupeomorpha Arratia, 1997 see Cohort Otomorpha E.O. Wiley & G.D. Johnson, 2010
                             Superorder Ostariophysi Jordan & Evermann, 1896 see Subcohort Ostariophysi Sagemehl, 1885
                               Series Otophysi Rosen & Greenwood, 1970 see Section Otophysa (Rosen & Greenwood, 1970)
                                 Cypriniphysi
                                   Characiphysi Fink & Fink, 1981 see Superorder Characiphysae (Fink & Fink, 1981)
                                     Order Characiformes Goodrich, 1909 - characins
                                       Suborder Citharinoidei Buckup, 1998
                                         Family Distichodontidae
                                           01 Genus Xenocharax Günther, 1867
                                           02 Genus Belonophago Giltay, 1929
                                           03 Genus Congocharax Matthes, 1964
                                           04 Genus Distichodus Müller & Troschel, 1844
                                           05 Genus Dundocharax Poll, 1967
                                           06 Genus Eugnathichthys Boulenger, 1898
                                           07 Genus Hemigrammocharax Pellegrin, 1923
                                           08 Genus Hemistichodus Pellegrin, 1900
                                           09 Genus Ichthyborus Günther, 1864
                                           10 Genus Mesoborus Pellegrin, 1900
                                           11 Genus Microstomatichthyoborus Nichols & Griscom, 1917
                                           12 Genus Nannaethiops Günther, 1872
                                           13 Genus Nannocharax Günther, 1867
                                           14 Genus Neolebias Steindachner, 1894
                                           15 Genus Paradistichodus Pellegrin, 1922
                                           16 Genus Paraphago Boulenger, 1899
                                           17 Genus Phago Günther, 1865