Eukaryota  >  Metazoa  >  Annelida  >  Polychaeta

Order	Family	Genus	Species
Echiuroidea	3	18	106
Eunicida	9	77	946
Flabelligerida	0	0	5
Opheliida	0	0	6
Phyllodocida	31	318	4064
Potamodrilidae	0	1	1
Sabellida	6	127	929
Spionida	6	32	1013
Terebellida	11	124	1513
Xenopneusta	1	1	6