Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Annelida Lamarck, 1809 - segmented worms
     Class Polychaeta Grube, 1850 - polychaetes
       Order Terebellida Rouse & Fauchald, 1977
         1 Family Pectinariidae de Quatrefages, 1865
         2 Family Sabellariidae Savigny, 1818
         3 Family Terebellidae Grube, 1850