Edrioasteroidea - Hemicystitidae

Parent taxon: Hemicystitidae according to G. Regnéll 1966

Sister taxa: Anglidiscus, Bassleridiscus, Carneyella, Cincinnatidiscus, Cystaster, Hemicystites, Lebetodiscus, Lepidoconia, Pyrgocystis, Streptaster, Timeischytes

Subtaxa: none

Ecology: stationary low-level epifaunal suspension feeder