living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Annelida Lamarck, 1809 - segmented worms
           Class Polychaeta Grube, 1850 - polychaetes
             Order Terebellida Rouse & Fauchald, 1977
               1 Family Amphictenidae Grube, 1850, nom. illeg. see Family Pectinariidae de Quatrefages, 1865
               2 Family Sabellariidae Savigny, 1818
               3 Family Ampharetidae Malmgren, 1865
               4 Family Trichobranchidae Malmgren, 1865 see Family Terebellidae Grube, 1850
               5 Family Bogueidae O. Hartman & K. Fauchald, 1971 see Subfamily Bogueinae (O. Hartman & K. Fauchald, 1971) Wolf, 1983
               6 Family Terebellidae Grube, 1850