Eukaryota  >  Metazoa  >  Echinodermata

Family	Genus	Species
Acanthasteridae	1	10
Amphilepididae	1	8
Amphiuridae	12	131
Antedonidae	26	73
Apatopygidae	1	1
Aporometridae	1	3
Arachnoididae	1	1
Arbaciidae	5	15
Archasteridae	1	2
Aspidodiadematidae	2	5
Asteriidae	42	129
Asterinidae	19	77
Asterodiscididae	1	1
Asterometridae	2	4
Asteronychidae	3	15
Asteropseidae	3	3
Asteroschematidae	4	43
Astriclypeidae	3	3
Astropectinidae	17	85
Atelecrinidae	2	3
Bathycrinidae	2	7
Benthopectinidae	6	16
Bourgueticrinidae	1	4
Brisingidae	8	37
Brissidae	6	39
Cainocrinidae	1	1
Calometridae	2	2
Calymnidae	1	1
Carnarechinidae	1	1
Cassidulidae	2	2
Catoptometridae	1	2
Caudinidae	3	5
Caymanostellidae	2	8
Chaetasteridae	1	1
Charitometridae	5	10
Chiridotidae	6	39
Cidaridae	15	84
Clypeasteridae	3	16
Colobometridae	8	28
Comatulidae	18	69
Ctenocidaridae	4	4
Ctenodiscidae	1	1
Cucumariidae	32	80
Deimatidae	3	18
Dendrasteridae	1	1
Diadematidae	5	49
Echinarachniidae	1	1
Echinasteridae	6	157
Echinidae	8	42
Echinolampadidae	2	2
Echinometridae	8	74
Echinoneidae	2	3
Echinothuriidae	5	59
Elpidiidae	8	41
Eudiocrinidae	1	2
Eupatagidae	1	1
Euryalidae	6	27
Eurypatagidae	3	3
Fibulariidae	3	5
Freyellidae	4	28
Ganeriidae	4	18
Genocidaridae	1	1
Gephyrothuriidae	1	1
Goniasteridae	38	72
Goniopectinidae	1	1
Gorgonocephalidae	25	65
Guillecrinidae	1	1
Heliasteridae	1	4
Hemieuryalidae	3	3
Heterothyonidae	1	1
Himerometridae	5	28
Histocidaridae	1	4
Holopodidae	1	2
Holothuriidae	5	136
Hymenodiscididae	1	9
Hyocrinidae	9	18
Isocrinidae	4	17
Isselicrinidae	1	3
Kamptosomatidae	1	2
Korethasteridae	1	1
Korethrasteridae	1	1
Labidiasteridae	4	7
Laetmogonidae	4	21
Laganidae	4	6
Leilasteridae	1	1
Loveniidae	3	18
Luidiidae	1	29
Maretiidae	1	1
Mariametridae	3	16
Mellitidae	5	47
Micropygidae	1	1
Mithrodiidae	2	4
Molpadiidae	2	9
Myriotrochidae	1	3
Myxasteridae	2	6
Notocrinidae	1	1
Novodiniidae	1	8
Odinellidae	1	1
Odontasteridae	5	13
Ophiacanthidae	22	147
Ophiactidae	7	140
Ophidiasteridae	17	46
Ophiochitonidae	2	6
Ophiocomidae	9	77
Ophiodermatidae	13	71
Ophiohelidae	2	41
Ophiolepididae	13	109
Ophioleucidae	0	50
Ophiomyxidae	11	50
Ophionereidae	1	48
Ophionereididae	1	3
Ophiopyrgidae	0	2
Ophioscolecidae	0	17
Ophiotrichidae	8	255
Ophiuridae	28	195
Oreasteridae	13	59
Paleopneustidae	1	1
Paleostomatidae	1	0
Paracucumidae	2	4
Parasaleniidae	1	1
Parechinidae	1	1
Paulasteriidae	1	4
Pedicellasteridae	4	11
Pedinidae	1	13
Pelagothuriidae	2	3
Pentametrocrinidae	2	6
Pericosmidae	1	1
Phormosomatidae	1	1
Phrynocrinidae	1	1
Phyllophoridae	14	53
Phymosomatidae	1	1
Placothuriidae	1	1
Plexechinidae	1	1
Podosphaerasteridae	1	1
Pontiometridae	4	4
Poraniidae	7	10
Porcellanasteridae	9	29
Porphyrocrinidae	1	4
Pourtalesiidae	7	17
Proisocrinidae	1	1
Psolidae	3	17
Psychocidaridae	2	1
Psychropotidae	3	32
Pterasteridae	5	21
Ptilometridae	1	3
Pythonasteridae	1	3
Rotulidae	1	1
Saleniidae	3	5
Schizasteridae	11	22
Sclerocrinidae	1	1
Sclerodactylidae	8	18
Scutellidae	1	1
Solasteridae	6	28
Spatangidae	1	5
Stephanometridae	1	3
Stichasteridae	1	1
Stichopodidae	8	81
Stomechinidae	1	2
Strongylocentrotidae	4	17
Synallactidae	10	67
Synaptidae	11	38
Taiwanasteridae	1	1
Temnopleuridae	9	35
Thalassometridae	7	11
Toxopneustidae	6	161
Trigonocidaridae	1	1
Tropiometridae	1	5
Urechinidae	3	3
Vityazicrinidae	1	1
Xyloplacidae	1	5
Ypsilothuriidae	2	6
Zenometridae	2	10
Zoroasteridae	4	13