Annelida Lamarck, 1809 - segmented worms
   "polychaetes" see Class Polychaeta Grube, 1850
     Scolecida G.W. Rouse & K. Fauchald, 1997 see Order Scolecida Rouse & Fauchald, 1997
       Family Paraonidae Cerruti, 1909
         1 Genus Aricidea Webster, 1879
         2 Genus Cirrophorus Ehlers, 1908
         3 Genus Paraonella Strel'tzov, 1973
         4 Genus Paraonis Grube, 1873
         5 Genus Sabidius Strel'tzov, 1973
         6 Genus Paraonides Cerruti, 1909
         7 Genus Paradoneis Grube, 1873
         8 Genus Levinsenia Mesnil, 1897