Eukaryota  >  Metazoa  >  Annelida  >  Polychaeta

Family	Genus	Species
Aberrantidae	1	1
Acoetidae	2	3
Acrocirridae	9	66
Alciopedidae	1	2
Alciopidae	4	44
Alvinellidae	3	15
Ampharetidae	32	166
Amphinomidae	14	79
Antonbruunidae	1	2
Aphroditidae	3	25
Apistobranchidae	1	3
Archinomidae	1	6
Arenicolidae	4	22
Bonelliidae	9	25
Capitellidae	12	290
Chaetopteridae	5	197
Chrysopetalidae	14	52
Cirratulidae	15	404
Cossuridae	1	11
Dinophilidae	4	29
Diurodrilidae	1	3
Dorvilleidae	15	184
Echiuridae	2	13
Eulepethidae	3	4
Eunicidae	10	218
Euphrosinidae	3	72
Fabriciidae	10	35
Fauveliopsidae	4	17
Flabelligeridae	18	115
Glyceridae	3	75
Goniadidae	7	121
Hesionidae	26	208
Hisionidae	1	1
Histriobdellidae	1	3
Iospilidae	1	6
Iphionidae	2	21
Lacydoniidae	0	4
Longosomatidae	1	4
Lopadorrhynchidae	3	31
Lumbrineridae	12	205
Magelonidae	2	59
Maldanidae	22	214
Melinnidae	3	17
Microphthalmidae	1	1
Nautiliniellidae	4	7
Nephtyidae	4	87
Nereididae	29	666
Nerillidae	13	105
Oenonidae	5	28
Onuphidae	16	125
Opheliidae	9	154
Orbiniidae	13	133
Oweniidae	3	66
Paralacydoniidae	1	112
Paraonidae	6	98
Parergodrilidae	2	314
Pectinariidae	5	33
Pholoidae	3	62
Phyllodocidae	25	290
Pilargidae	10	43
Pisionidae	2	31
Poecilochaetidae	1	43
Polygordiidae	1	57
Polynoidae	89	690
Pontodoridae	1	1
Protodrilidae	7	117
Protodriloididae	0	4
Psammodrilidae	1	13
Questidae	1	2
Sabellariidae	8	56
Sabellidae	28	250
Saccocirridae	2	42
Scalibregmatidae	11	43
Serpulidae	57	256
Siboglinidae	21	233
Sigalionidae	10	126
Sphaerodoridae	6	55
Spintheridae	1	3
Spionidae	26	870
Sternaspidae	2	37
Syllidae	57	717
Terebellidae	30	282
Thalassematidae	7	40
Tomopteridae	2	282
Trichobranchidae	3	305
Trochochaetidae	1	4
Typhloscolecidae	3	49
Urechidae	1	6