†family Lonsdaleiidae Chapman 1893 (horn coral)
Anthozoa - Stauriida - Lonsdaleiidae
Parent taxon: Columnariina according to W. J. Sando 1983
See also Hill 1956
Sister taxa: Acervulariidae, Acrocyathidae, Columnariidae, Disphyllidae, Durhaminidae, Lithostrotionidae, Phillipsastreidae
Subtaxa: Lonsdaleia Lonsdaleiinae Thysanophyllum
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Armenia (1 collection), Indonesia (10), the Russian Federation (1), United States (4: Alaska)
• Carboniferous of Australia (1), Canada (4: Alberta, Nunavut), China (4), France (2), Ireland (4), Japan (2), Morocco (1), the Russian Federation (9), Spain (1), Ukraine (1), the United Kingdom (13), United States (11: Alaska, Montana)
Total: 69 collections including 91 occurrences