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 Elopomorpha Greenwood et al., 1966
           Order Anguilliformes Berg, 1943 - eels
             1 Suborder Anguilloidei
             2 Suborder Congroidei Regan, 1909
             3 Suborder Muraenoidei
             4 Suborder Saccopharyngoidei see Suborder Anguilloidei