†subfamily Hapsiphyllinae Grabau 1928 (horn coral)

Anthozoa - Stauriida - Hapsiphyllidae

Parent taxon: Hapsiphyllidae according to D. Hill 1981

Sister taxa: Adradosiinae, Allotropiochisma, Allotropiophyllum, Euryphyllum, Innixiphyllum, Monophyllum

Subtaxa: Allophyllum Amplexizaphrentis Barytichisma Canadiphyllum Clinophyllum Duplophyllum Famennelasma Hapsiphyllum Longiclava Meniscophyllum Neozaphrentis Zaphrentites Zaphrentula

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Permian of Azerbaijan (1 collection), China (8), East Timor (1), Greece (1), Greenland (3), Hong Kong (1), Tunisia (1)

• Westphalian of Spain (1)

• Chesterian of Canada (3: Alberta), United States (22: Arkansas, Idaho, Indiana, Iowa, Montana, Wyoming)

• Osagean of United States (15: California, Indiana, Kentucky, Montana, New Mexico, Tennessee, Utah)

• Mississippian of United States (7: Arizona, Colorado, Montana, Utah)

• Carboniferous of Algeria (4), Australia (1), Canada (7: Alberta, Northwest Territories, Yukon), China (12), Egypt (3), Germany (1), Ireland (8), Mexico (1), Morocco (3), Poland (1), the Russian Federation (5), Ukraine (1), the United Kingdom (19), United States (165: Arizona, Arkansas, California, Idaho, Illinois, Indiana, Kentucky, Montana, Nevada, Oklahoma, Tennessee, Texas, Utah, Virginia)

• Devonian of China (1), Germany (1), Spain (4), United States (8: Missouri, Montana, Montana, and Wyoming, New York)

• Niagaran of United States (1: Indiana)

• Silurian of Canada (23: Manitoba, Ontario), the Russian Federation (1), United States (5: Iowa, New York, Wisconsin)

• Ordovician of Canada (3: Manitoba)

Total: 342 collections including 388 occurrences

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