†family Ketophyllidae Lecompte 1952 (horn coral)
Anthozoa - Stauriida - Ketophyllidae
Parent taxon: Ketophyllina according to D. Hill 1981
Sister taxa: Endophyllidae, Kakisaphyllidae, Kyphophyllidae
Subtaxa: Chavsakia Dentilasma Dokophyllum Heterolasma Ketophylloides Nataliella Tabularia
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Tajikistan (2 collections)
• Silurian to Devonian of Tajikistan (1)
• Silurian of Australia (6), Canada (1: Ontario), China (13), Greenland (1), the Russian Federation (7), Sweden (3), Tajikistan (2), United States (1: Alaska)
• Ordovician of the Russian Federation (2)
Total: 39 collections including 43 occurrences