Edrioasteroidea

Parent taxon: Edrioasteroidea according to J. J. Sepkoski 2002

Sister taxa: Aragocystites, Cambraster, Cyathocystidae, Edrioasterida, Edrioasteridae, Hemicystitidae, Isorophinidae, Kailidiscus, Pyrgocystidae, Stromatocystites, Stromatocystitida, Stromatocystitidae

Subtaxa: Agelacrinitidae, Archaepyrgus, Argodiscus, Belochthus, Bostryclavus, Chatsworthia, Clavidiscus, Cryptogoleus, Curvitriordo, Deltadiscus, Edriodiscus, Epipaston, Euhydrodiskos, Fanulodiscus, Floridiscus, Giganticlavus, Hadrochthus, Hadrodiscus, Hypsiclavus, Hystrichopsydrax, Krama, Rectitriordo, Savagella, Spiraclavus, Stalticodiscus

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Ecology: stationary low-level epifaunal suspension feeder