†family Disphyllidae Hill 1939 (horn coral)
Parent taxon: Columnariina according to D. Hill 1981
Sister taxa: Acervulariidae, Chonophyllidae, Columnariidae, Lonsdaleiidae, Phillipsastreidae
Subtaxa: Cantabriastraea, Diffusolasma, Disphyllinae, Hexagonariinae, Paradisphyllinae, Spongonariinae
Ecology: stationary epifaunal suspension feeder