†suborder Columnariina Rominger 1876 (horn coral)
Parent taxon: Stauriida according to D. Hill 1981
Sister taxa: Arachnophyllina, Aulophyllina, Calostylina, Caniniina, Cyathophyllina, Diffingiina, Hillia, Ketophyllina, Kleopatrinidae, Lithostrotionina, Lomaphyllum, Lonsdaleiina, Lophophyllidiidae, Lophotichiidae, Lycophyllina, Metriophyllina, Mictocystoides, Petalaxidae, Petraphyllidae, Plerophyllina, Ptenophyllina, Stauriina, Stereolasmatina, Streptelasmatina, Yatsengiidae
Subtaxa: Acervulariidae, Chonophyllidae, Columnariidae, Disphyllidae, Lonsdaleiidae, Phillipsastreidae
Ecology: stationary epifaunal suspension feeder