Edrioasteroidea

Parent taxon: Edrioasteroidea according to G. Regnéll 1966

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

Subtaxa: Cyathocystis, Cyathotheca

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Ecology: stationary low-level epifaunal suspension feeder