†Stromatocystites
Parent taxon: Edrioasteroidea according to G. Ubaghs 1999
Sister taxa: Aragocystites, Cambraster, Cyathocystidae, Edrioasterida, Edrioasteridae, Hemicystitidae, Isorophida, Isorophinidae, Kailidiscus, Pyrgocystidae, Stromatocystitida, Stromatocystitidae
Subtaxa: none
Ecology: stationary epifaunal suspension feeder