†family Complexophyllidae Elias 1981 (horn coral)
Anthozoa - Stauriida - Complexophyllidae
Parent taxon: Zaphrenticae according to Elias 1981
Sister taxon: Craspedophyllidae
Subtaxa: Complexophyllum
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Red River Formation, Selkirk Member, Garson, corals (Ordovician of Manitoba)