Class Actinopterygii Woodward, 1891 - ray-finned fishes see Clade Actinopterygii Woodward 1891 [Moore & Near 2020]
   Subclass Neopterygii Regan, 1923
     Infraclass Teleostei Müller, 1845 see Division Teleostei Müller, 1845
       Supercohort Teleocephala de Pinna, 1996 - crown-group Teleostei
         Cohort Osteoglossomorpha Greenwood et al., 1966
           Order Osteoglossiformes Berg, 1940 - bonytongues
             Family Osteoglossidae Bonaparte, 1845 - bonytongues
               1 Genus Heterotis Rüppell, 1829
               2 Genus Arapaima Müller, 1843