†suborder Ketophyllina Zhavoronkova 1972 (horn coral)
PaleoDB taxon number: 113916
Parent taxon: Stauriida according to D. Hill 1981
Sister taxa: Arachnophyllina, Aulophyllina, Calostylina, Caniniina, Columnariina, Cyathophyllina, Diffingiina, Heritschioides hammani, Hillia, Kleopatrinidae, Lithostrotionina, Lomaphyllum, Lonsdaleiina, Lophophyllidiidae, Lophotichiidae, Lycophyllina, Mccloudius parvus, Metriophyllina, Mictocystoides, Nanophyllum, Paraceriaster, Petalaxidae, Petraphyllidae, Plerophyllina, Ptenophyllina, Stauriina, Stereolasmatina, Streptelasmatina, Yatsengiidae
Subtaxa: Endophyllidae, Ketophyllidae, Kyphophyllidae
Ecology: stationary epifaunal suspension feeder