36 genera are assigned to the class EOCRINOIDEA
| Order | Genus | FOP | FOS | LOP | LOS |
|---|
| ASCOCYSTITIDA | Ascocystites | O | Llvi | O | Cara-l |
| ASCOCYSTITIDA | Cambrocrinus | Cm | Dres-l | Cm | Dres-l |
| ASCOCYSTITIDA | Eocystites | Cm | Atda-l | Cm | uMid-m |
| ASCOCYSTITIDA | Eustypocystis | Cm | uMid-m | Cm | uMid-m |
| ASCOCYSTITIDA | Nolichuckia | Cm | uMid-u | Cm | uMid-u |
| ASCOCYSTITIDA | Pareocrinus | Cm | Dres-l | Cm | Dres-l |
| ASCOCYSTITIDA | Ridersia | Cm | Fran | Cm | Fran |
| GOGIIDA | Acanthocystites | Cm | uMid-l | Cm | uMid-l |
| GOGIIDA | Akadocrinus | Cm | uMid | Cm | uMid |
| GOGIIDA | Curteocrinus | Cm | mMid-l | Cm | mMid-l |
| GOGIIDA | Gogia | Cm | Boto-u | Cm | uMid-m |
| GOGIIDA | Palaeocystites | O | Llde-u | O | Llde-u |
| GOGIIDA | Paragogia | Cm | mMid-l | Cm | mMid-l |
| GOGIIDA | Rhopalocystis | O | Trem-u | O | Trem-u |
| IMBRICATA | Kinzercystis | Cm | Boto-u | Cm | Boto-u |
| IMBRICATA | Lepidocystis | Cm | Boto-u | Cm | Boto-u |
| TRACHELOCRINIDA | Trachelocrinus | Cm | Fran-u | Cm | Fran-u |
| uncertain | Batherocystis | O | Llde | O | Cara-l |
| uncertain | Bockia | O | Aren-l | O | Cara |
| uncertain | Bolboporites | O | Aren-u | O | Cara |
| uncertain | Bromidocystis | O | Cara-l | O | Cara-l |
| uncertain | Cardiocystites | O | Cara-m | O | Cara-m |
| uncertain | Cigara | Cm | mMid-u | Cm | uMid |
| uncertain | Cryptocrinites | O | Aren-u | O | Llvi-l |
| uncertain | Cymbionites | Cm | lMid-l | Cm | lMid-l |
| uncertain | Lapillocystites | Cm | m | Cm | m |
| uncertain | Luhocrinus | Cm | uMid | Cm | uMid |
| uncertain | Lysocystites | S | Wenl-u | S | Wenl-u |
| uncertain | Mandalacystis | O | Llvi-l | O | Llvi-l |
| uncertain | Marjumicystis | Cm | uMid-m | Cm | uMid-m |
| uncertain | Peridionites | Cm | lMid-l | Cm | lMid-l |
| uncertain | Petalocystites | O | Llvi-l | O | Llvi-l |
| uncertain | Pilocystites | Cm | m | Cm | m |
| uncertain | Polyptychella | O | m | O | m |
| uncertain | Sinoeocrinus | Cm | mMid-l | Cm | mMid-l |
| uncertain | Tatonkacystis | Cm | Fran | Cm | Fran |
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FOP = Period of first occurrence
FOS = Stage of first occurrence
LOP = Period of last occurrence
LOS = Stage of last occurrence
Stage abbreviations follow Sepkoski (2002).