Phylum Chordata Bateson, 1885 - chordates
   Subphylum Vertebrata Cuvier, 1812 - vertebrates
     Pisces
       Class Actinopterygii Woodward, 1891 - ray-finned fishes
         Order Characiformes Goodrich, 1909 - characins
           Family Alestiidae Hoedeman, 1951, nom. imperf. - African tetras see Family Alestidae Hoedeman, 1951
           Family Characidae - characins
           Family Citharinidae
           Family Ctenoluciidae - pike-characids
           Family Curimatidae
           Family Cynodontidae
           Family Erythrinidae - trahiras
           Family Gasteropelecidae - freshwater hatchetfishes
           Family Hemiodontidae
           Family Hepsetidae
           Family Lebiasinidae
           Family †Salminopsidae