Chordata Bateson, 1885 - chordates
   Class Pisces Linnaeus, 1758 see Superclass Pisces Linnaeus, 1758
     Subclass Actinopteri Cope, 1871 see [unranked] Actinopteri Cope, 1871
       Order Isospondyli Cope, 1887 see Order Osteoglossiformes Berg, 1940
         Suborder Clupeoidei Rafinesque, 1810
           137 Family Chanidae - milkfishes
           138 Family Ancylostylidae [monotypic]
           139 Family Chirocentridae Cuvier & Valenciennes, 1846 - wolf herrings
           140 Family †Erythrinolepidae [monotypic]
           141 Family Pterothrissidae Gill, 1893
           142 Family †Ichthyodectidae Crook, 1892
           143 Family †Saurodontidae Cope, 1871
           144 Family Gonorhynchidae Gunther, 1868 see Family Gonorynchidae
           145 Family †Notogoneidae see Family Gonorynchidae
           146 Family Hiodontidae Cuvier & Valenciennes, 1846 - mooneyes
           147 Family Clupeidae Cuvier, 1817 - herrings, shads, sardines and allies
           148 Family Dussumieriidae see Subfamily Dussumieriinae
           149 Family Dorosomidae see Subfamily Dorosomatinae
           150 Family Engraulidae Gill, 1861 - anchovies see Family Engraulididae Gill, 1861, nom. emend.
           151 Family Alepocephalidae - slickheads
           152 Family Macristiidae [monotypic] see Family Bathysauridae
           153 Family Phractolaemidae [monotypic]
           154 Family Kneriidae
           155 Family Cromeriidae [monotypic] see Family Kneriidae