†superfamily Cyathaxoniicae Milne-Edwards and Haime 1850 (horn coral)
Parent taxon: Streptelasmatina according to D. Hill 1956
Sister taxa: Acrophyllidae, Amsdenoididae, Ditoecholasmatidae, Kodonophyllidae, Mucophyllidae, Paliphyllidae, Streptelasmatidae, Zaphrenticae
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Cyathaxoniicae in the database