65 genera are assigned to the class EDRIOASTEROIDEA
| Order | Genus | FOP | FOS | LOP | LOS |
|---|
| EDRIOASTERIDA | Aepyaster | Cm | u | Cm | u |
| EDRIOASTERIDA | Astrocystites | O | Cara-l | O | Ashg-l |
| EDRIOASTERIDA | Cambroblastus | Cm | Fran | Cm | Fran |
| EDRIOASTERIDA | Cyathocystis | O | Llvi-u | O | Cara-l |
| EDRIOASTERIDA | Cyathotheca | O | Llvi-l | O | Ashg-u |
| EDRIOASTERIDA | Edrioaster | O | Cara-l | O | Cara-m |
| EDRIOASTERIDA | Edriophus | O | Cara-m | O | Cara-m |
| EDRIOASTERIDA | Lampteroblastus | O | Aren-l | O | Aren-l |
| EDRIOASTERIDA | Paredriophus | O | Trem-u | O | Trem-u |
| EDRIOASTERIDA | Rhenopyrgus | O | Ashg-m | D | Emsi-l |
| EDRIOASTERIDA | Totiglobus | Cm | lMid | Cm | mMid-u |
| ISOROPHIDA | Agelacrinites | D | Give-l | C | Step-u |
| ISOROPHIDA | Anglidiscus | C | l | C | l |
| ISOROPHIDA | Apycnodiscus | O | Ashg-l | O | Ashg-l |
| ISOROPHIDA | Archaepyrgus | O | Aren-l | O | Aren-l |
| ISOROPHIDA | Bassleridiscus | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Belochthus | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Bostryclavus | C | Vise-l | C | Vise-l |
| ISOROPHIDA | Carneyella | O | Llde | O | Ashg-m |
| ISOROPHIDA | Chatsworthia | Cm | u | Cm | u |
| ISOROPHIDA | Cincinnatidiscus | O | Cara | O | Ashg-l |
| ISOROPHIDA | Clavidiscus | C | Tour-l | C | Tour-l |
| ISOROPHIDA | Cooperidiscus | D | Fras | D | Fras |
| ISOROPHIDA | Cryptogoleus | O | Cara-m | O | Ashg-m |
| ISOROPHIDA | Curvitriordo | O | Cara-m | O | Ashg-m |
| ISOROPHIDA | Cyclocystoides | O | Cara-l | D | Eife |
| ISOROPHIDA | Cystaster | O | Cara-m | O | Ashg-m |
| ISOROPHIDA | Deltadiscus | O | Aren-l | O | Aren-l |
| ISOROPHIDA | Dinocystis | D | Fame | D | Fame |
| ISOROPHIDA | Discocystis | C | Serp-l | C | Step-u |
| ISOROPHIDA | Edriodiscus | Cm | Tojo-u | Cm | Tojo-u |
| ISOROPHIDA | Epipaston | S | Ludl | S | Ludl |
| ISOROPHIDA | Euhydrodiskos | O | Ashg-m | O | Ashg-m |
| ISOROPHIDA | Fanulodiscus | O | Llvi | O | Llvi |
| ISOROPHIDA | Foerstediscus | O | Cara-m | S | Ludl-u |
| ISOROPHIDA | Giganticlavus | C | Mosc-l | C | Mosc-l |
| ISOROPHIDA | Hadrochthus | D | Fras-m | D | Fras-m |
| ISOROPHIDA | Hemicystites | S | Wenl-l | S | Wenl-l |
| ISOROPHIDA | Hypsiclavus | C | Tour-u | C | Serp-l |
| ISOROPHIDA | Hystrichopsydrax | O | Ashg-m | O | Ashg-m |
| ISOROPHIDA | Isorophus | O | Cara-l | S | Ludl-l |
| ISOROPHIDA | Isorophusella | O | Cara-l | O | Ashg-m |
| ISOROPHIDA | Krama | D | Give-u | D | Give-u |
| ISOROPHIDA | Lebetodiscus | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Lepidoconia | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Lepidodiscus | C | Tour-l | C | Serp-l |
| ISOROPHIDA | Lispidecodus | C | Tour | C | Tour |
| ISOROPHIDA | Monocycloides | O | Aren-u | O | Aren-u |
| ISOROPHIDA | Neoisorophusella | C | Vise-u | C | Vise-u |
| ISOROPHIDA | Polytryphocycloides | D | Fras | D | Fras |
| ISOROPHIDA | Postibulla | D | Give-u | C | Tour-l |
| ISOROPHIDA | Pyrgocystis | O | Cara-l | D | Eife |
| ISOROPHIDA | Rectitriordo | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Savagella | O | Ashg-m | O | Ashg-m |
| ISOROPHIDA | Sievertsia | O | Cara-u | D | Give |
| ISOROPHIDA | Spiraclavus | C | Mosc-u | C | Mosc-u |
| ISOROPHIDA | Streptaster | O | Cara-u | O | Ashg-m |
| ISOROPHIDA | Thresherodiscus | O | Cara-m | O | Cara-m |
| ISOROPHIDA | Timeischytes | D | Give | D | Fras-m |
| ISOROPHIDA | Ulrichidiscus | C | Serp-l | C | Serp-l |
| ISOROPHIDA | Xenocystites | D | Fras | D | Fras |
| ISOROPHIDA | Zygocycloides | O | Ashg-l | O | Ashg-l |
| STROMATOCYSTITIDA | Stromatocystites | Cm | Boto-u | Cm | uMid |
| uncertain | Cambraster | Cm | lMid | Cm | uMid |
| uncertain | Walcottidiscus | Cm | mMid-u | Cm | uMid-l |
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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).