Chordata Bateson, 1885 - chordates
   Class Pisces Linnaeus, 1758 see Superclass Pisces Linnaeus, 1758
     Subclass Actinopteri Cope, 1871 see [unranked] Actinopteri Cope, 1871
       Superorder Ganoidei (Agassiz)
         Order Chondrostei Müller, 1844 see Subclass Chondrostei Müller, 1844
           108 Family †Palaeoniscidae Vogt, 1852
           109 Family †Platysomidae Young, 1866
           109.0 [Family Scrotidae nom. imperf.] see Family Platysomidae Young, 1866
           110 Family †Dorypteridae Gill, 1925 [monotypic]
           111 Family †Dictyopygidae see Family Redfieldiidae Hutchinson, 1973
           111.0 [Family †Catopteridae Woodward, 1890] see Family Redfieldiidae Hutchinson, 1973
           112 Family †Asterodontidae
           112.0 [Family †Colobodontidae Stensiö, 1916]