Eukaryota  >  Metazoa  >  Echinodermata  >  Crinoidea

Family	Genus	Species
Antedonidae	30	93
Aporometridae	1	3
Asterometridae	2	6
Atelecrinidae	2	3
Atopocrinidae	1	1
Bathycrinidae	2	10
Bourgueticrinidae	1	5
Cainocrinidae	1	1
Calometridae	2	2
Catoptometridae	1	2
Charitometridae	5	10
Colobometridae	8	30
Comatulidae	18	73
Eudiocrinidae	1	3
Eugeniacrinitidae	0	0
Guillecrinidae	1	1
Hemicrinidae	1	0
Himerometridae	5	28
Holopodidae	2	4
Hyocrinidae	12	24
Isocrinidae	4	20
Isselicrinidae	1	3
Mariametridae	4	16
Notocrinidae	1	1
Pentametrocrinidae	2	11
Phrynocrinidae	1	1
Phyllocrinidae	0	0
Plicatocrinidae	0	0
Pontiometridae	4	4
Porphyrocrinidae	1	4
Proisocrinidae	1	1
Ptilometridae	1	3
Sclerocrinidae	2	1
Septocrinidae	0	0
Stephanometridae	1	3
Thalassometridae	8	16
Tropiometridae	1	5
Vityazicrinidae	1	1
Zenometridae	3	10