_- Actinocrinitidae
- Aesiocrinidae
- Agassizocrinidae
- Allagecrinidae
- Amabilicrinidae
- Ampelocrinidae
- Anobasicrinidae
- Anthracocrinidae
- Apektocrinidae
- Aphelecrinidae
- Apographiocrinidae
- Arkacrinidae
- Barycrinidae
- Batocrinidae
- Bistomiacystidae
- Blothrocrinidae
- Botryocrinidae
- Bridgerocrinidae
- Calceocrinidae
- Calceolispongiidae
- Carabocrinidae
- Carpocrinidae
- Caryocrinitidae
- Catacrinidae
- Catillocrinidae
- Cercidocrinidae
- Clonocrinidae
- Codiacrinidae
- Coelocrinidae
- Comarocystitidae
- Corythocrinidae
- Cromyocrinidae
- Crotalocrinitidae
- Cupulocrinidae
- Cyathocrinitidae
- Cyathocystidae
- Cyclocystoididae
- Cymbiocrinidae
- Dactylocrinidae
- Decadocrinidae
- Dendrocrinidae
- Dichocrinidae
- Dimerocrinitidae
- Diphuicrinidae
- Dolatocrinidae
- Echmatocrinidae
- Edriocrinidae
- Encrinidae
- Erisocrinidae
- Eucalyptocrinitidae
- Eupachycrinidae
- Euspirocrinidae
- Eustenocrinidae
- Galateacrinidae
- Gasterocomidae
- Glossocrinidae
- Glyptocrinidae
- Graphiocrinidae
- Hapalocrinidae
- Haplocrinitidae
- Hemicosmitidae
- Heterocrinidae
- Hexacrinidae
- Hexacrinitidae
- Holopodidae
- Homocrinidae
- Hybocrinidae
- Hydreionocrinidae
- Iocrinidae
- Lampterocrinidae
- Laudonocrinidae
- Lecanocrinidae
- Leptocarphiidae
- Marsupiocrinidae
- Marsupitidae
- Mastigocrinidae
- Melocrinitidae
- Mespilocrinidae
- Myelodactylidae
- Pachylocrinidae
- Palaeocystitidae
- Paradelocrinidae
- Patelliocrinidae
- Periechocrinidae
- Pirasocrinidae
- Pisocrinidae
- Platycrinitidae
- Plicodendrocrinidae
- Poteriocrinidae
- Poteriocrinitidae
- Protencrinidae
- Ramseyocrinidae
- Reteocrinidae
- Rhodocrinitidae
- Roveacrinidae
- Rutkowskicrinidae
- Saccocomidae
- Sagenocrinitidae
- Scyphocrinitidae
- Scytalocrinidae
- Spaniocrinidae
- Staphylocrinidae
- Stellarocrinidae
- Streblocrinidae
- Sundacrinidae
- Sycocrinitidae
- Synbathocrinidae
- Synerocrinidae
- Taxocrinidae
- Texacrinidae
- Thalamocrinidae
- Thenarocrinidae
- Tribrachyocrinidae
- Tunisiacrinidae
- Uintacrinidae
- Zeacrinitidae