Eukaryota  >  Metazoa  >  Annelida  >  Polychaeta

Family	Genus	Species
Aberrantidae	1	1
Acoetidae	2	3
Acrocirridae	9	64
Alciopedidae	1	2
Alciopidae	4	43
Alvinellidae	3	15
Ampharetidae	31	161
Amphinomidae	14	76
Antonbruunidae	1	2
Aphroditidae	3	25
Apistobranchidae	1	3
Archinomidae	1	6
Arenicolidae	4	22
Bonelliidae	9	25
Capitellidae	12	283
Chaetopteridae	5	197
Chrysopetalidae	14	51
Cirratulidae	14	371
Cossuridae	1	8
Dinophilidae	4	29
Diurodrilidae	1	3
Dorvilleidae	14	182
Echiuridae	2	13
Eulepethidae	3	4
Eunicidae	10	218
Euphrosinidae	3	72
Fabriciidae	10	35
Fauveliopsidae	4	17
Flabelligeridae	18	111
Glyceridae	3	74
Goniadidae	7	120
Hesionidae	24	198
Hisionidae	1	1
Histriobdellidae	1	3
Iospilidae	1	6
Iphionidae	2	20
Lacydoniidae	0	4
Longosomatidae	1	4
Lopadorrhynchidae	3	31
Lumbrineridae	12	204
Magelonidae	2	59
Maldanidae	22	204
Melinnidae	3	17
Microphthalmidae	1	1
Nautiliniellidae	4	7
Nephtyidae	4	86
Nereididae	29	646
Nerillidae	13	78
Oenonidae	5	27
Onuphidae	16	124
Opheliidae	9	154
Orbiniidae	13	133
Oweniidae	3	66
Paralacydoniidae	1	112
Paraonidae	6	94
Parergodrilidae	2	314
Pectinariidae	5	33
Pholoidae	3	62
Phyllodocidae	25	288
Pilargidae	10	43
Pisionidae	2	30
Poecilochaetidae	1	43
Polygordiidae	1	57
Polynoidae	86	676
Pontodoridae	1	1
Protodrilidae	7	117
Protodriloididae	0	4
Psammodrilidae	1	13
Questidae	1	2
Sabellariidae	8	54
Sabellidae	28	247
Saccocirridae	2	40
Scalibregmatidae	11	41
Serpulidae	57	253
Siboglinidae	21	232
Sigalionidae	10	126
Sphaerodoridae	6	55
Spintheridae	1	3
Spionidae	26	864
Sternaspidae	2	37
Syllidae	55	707
Terebellidae	30	281
Thalassematidae	7	39
Tomopteridae	2	282
Trichobranchidae	3	304
Trochochaetidae	1	4
Typhloscolecidae	3	48
Urechidae	1	6