Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs see Order Opisthobranchia Milne-Edwards, 1848
       Order Nudibranchia Cuvier, 1814 - "true" nudibranchs
         Suborder Doridina Odhner, 1934
           Superfamily Eudoridoidea Vaught, 1989, nom. inval. see Superfamily Doridoidea Rafinesque, 1815
             Family Archidorididae Bergh, 1891 see Family Dorididae Rafinesque, 1815
               1 Genus Archidoris Bergh, 1878
               2 Genus Atagema Gray, 1850
               3 Genus Ctenodoris Eliot, 1907
               4 Genus Etidoris Ihering, 1886
               5 Genus Sclerodoris Eliot, 1904
               6 Genus Trippa Bergh, 1877