†subfamily Foerstephyllinae Hill 1981 (tabulate coral)
Anthozoa - Sarcinulida - Billingsariidae
Full reference: D. Hill. 1981. Rugosa and Tabulata. Treatise on Invertebrate Paleontology 1(F)
Parent taxon: Billingsariidae according to D. Hill 1981
Sister taxa: Billingsariinae, Nyctoporinae
Subtaxa: Foerstephyllum Qianbeilites
Ecology: stationary epifaunal suspension feeder-photosymbiotic
Distribution:
• Silurian of China (1 collection)
• Chazyan of United States (3: Vermont)
• Ordovician of Australia (4), Canada (8: Nunavut, Ontario, Quebec), China (2), the Russian Federation (1), United States (14: Alabama, Kentucky, New York, Tennessee, Wisconsin, Wyoming)
Total: 33 collections each including a single occurrence