Anthozoa - Stauriida - Disphyllidae
Parent taxon: Disphyllidae according to D. Hill 1981
Sister taxa: Billingsastraea, Cantabriastraea, Diffusolasma, Disphyllinae, Pantophyllum, Paradisphyllinae, Pseudohexagonaria, Spongonariinae
Subtaxa: Haplothecia Hexagonaria Marisastrum
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Afghanistan (12 collections), Australia (8), Belgium (5), Canada (22: Alberta, British Colombia-Alberta, British Columbia-Alberta, British columbia, Manitoba, Northwest Territories, Nunavut, Ontario, Yukon), China (9), France (6), Germany (10), Iran (5), Kazakhstan (1), Morocco (1), New Zealand (4), Poland (8), the Russian Federation (3), Spain (11), Tajikistan (2), the United Kingdom (5), United States (37: Alaska, Arizona, Indiana, Iowa, Kentucky, Michigan, Nevada, New Mexico, Ohio), Vietnam (3)
• Silurian of United States (3: California)
Total: 155 collections including 215 occurrences