†family Cyathothecidae Jaekel 1927
Edrioasteroidea - Cyathothecidae
Parent taxon: Edrioasteroidea according to G. Regnéll 1945
Sister taxa: Aragocystites, Camptostroma, Cyathocystida, Edrioasterida, Edrioblastoida, Hemicystitidae, Isorophida, Isorophina, Isorophinidae, Kailidiscus, Pyrgocystidae, Stromatocystitida, Stromatocystitidae, Yorkicystitidae
Subtaxa: none
Ecology: stationary low-level epifaunal suspension feeder
Distribution: there are no occurrences of Cyathothecidae in the database