Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
     Clade Heterobranchia Burmeister, 1837 see Superorder Heterobranchia Burmeister, 1837
       Informal Group Opisthobranchia Milne-Edwards, 1846 see Order Opisthobranchia Milne-Edwards, 1848
         Clade Nudipleura Wägele & Willan, 2000
           Subclade Nudibranchia Cuvier, 1814 see Order Nudibranchia Cuvier, 1814
             Clade Euctenidiacea Tardy, 1970
               Subclade Doridacea Thiele, 1931
                 Superfamily Doridoidea Rafinesque, 1815
                   1 Family Dorididae Rafinesque, 1815
                   2 Family Actinocyclidae O'Donoghue, 1929
                   3 Family Chromodorididae Bergh, 1891, nom. protect.
                   4 Family Discodorididae Bergh, 1891