Phylum Annelida Lamarck, 1809 - segmented worms
   Class Polychaeta Grube, 1850 - polychaetes
     Order Phyllodocida Dales, 1962
       Superfamily Aphroditoidea Malmgren, 1867
         Family Polynoidae Kinberg, 1856
           Subfamily Polynoinae (Kinberg, 1856) Darboux, 1899
             Genus Harmothoe Kinberg, 1855
               Subgenus Leucia Malmgren, 1867
                 Harmothoe (Leucia) nivea (Sars, 1863)