Eukaryota  >  Metazoa  >  Annelida  >  Polychaeta

Order	Family	Genus	Species
Echiuroidea	3	19	106
Eunicida	9	80	978
Flabelligerida	0	0	5
Opheliida	0	0	6
Phyllodocida	31	325	4220
Potamodrilidae	0	1	1
Sabellida	6	143	984
Spionida	6	33	1035
Terebellida	11	128	1560
Xenopneusta	1	1	7