Phylum Annelida Lamarck, 1809 - segmented worms
   Class Polychaeta Grube, 1850 - polychaetes
     Order Eunicida Ushakov, 1955
       Superfamily Eunicoidea
         1 Family Onuphidae Kinberg, 1865
         2 Family Eunicidae Savigny, 1818
         3 Family Lumbrineridae Schmarda, 1865
         4 Family Oenonidae Kinberg, 1865
         5 Family Dorvilleidae Chamberlin, 1919
         6 Family Iphitimidae K. Fauchald, 1970 see Family Dorvilleidae Chamberlin, 1919
         7 Family Histriobdellidae Vaillant, 1890