Anthozoa - Lichenariida - Lyoporidae
Parent taxon: Lichenariida according to E. Klaamann 1966
Sister taxon: Lichenariidae
Subtaxa: Eofletcherinae Lyoporinae
Ecology: stationary epifaunal suspension feeder-photosymbiotic
Distribution:
• Silurian of Canada (1: Quebec collection), Estonia (1), the Russian Federation (1)
• Ordovician to Silurian of United States (1: Alaska)
• Ordovician of Australia (20), Canada (22: Manitoba, Newfoundland and Labrador, Northwest Territories, Nunavut, Ontario, Quebec), China (10), Estonia (4), Mongolia (2), Norway (10), the Russian Federation (28), the United Kingdom (1), United States (18: Alaska, California, Kentucky, Michigan, Nevada, Ohio, Tennessee, Texas, Vermont)
• Chazy of Canada (5: Ontario, Quebec)
• Whiterockian of United States (5: California, Nevada, Utah)
Total: 129 collections including 182 occurrences