Parent taxon: Stauriida according to D. Hill 1981
See also Brownlaw and Jell 2008
Sister taxa: Arachnophyllina, Aulophyllina, Calostylina, Caniniina, Columnariina, Columnaxonidae, Cyathophyllina, Diffingiina, Heritschioides hammani, Kleopatrinidae, Lithostrotionina, Lomaphyllum, Lonsdaleiina, Lophophyllidiidae, Lophotichiidae, Lycophyllina, Mccloudius parvus, Metriophyllina, Mictocystoides, Nanophyllum, Paraceriaster, Petalaxidae, Petraphyllidae, Plerophyllina, Ptenophyllina, Romanophyllidae, Stauriina, Stereolasmatina, Streptelasmatina, Tachylasmatina, Yatsengiidae
Subtaxa: Endophyllidae Kakisaphyllidae Ketophyllidae Kyphophyllidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Afghanistan (1 collection), Australia (17), Belgium (6), Canada (79: Alberta, Alberta, Saskatchewan, Mackenzie, British Colombia-Alberta, British Columbia, British Columbia-Alberta, Manitoba, Northwest Territories, Ontario), China (9), Czechia (6), France (3), Germany (7), Kazakhstan (9), Mauritania (1), Morocco (1), Poland (6), the Russian Federation (14), Spain (9), Tajikistan (3), Thailand (3), the United Kingdom (3), United States (37: Alaska, Arizona, California, Iowa, Nevada, New Mexico, New York), Vietnam (3)
• Silurian to Devonian of Tajikistan (2)
• Silurian of Australia (7), Canada (6: Northwest Territories and Yukon, Ontario, Quebec), China (23), Estonia (8), Greenland (1), Japan (1), Mongolia (3), Poland (1), the Russian Federation (24), Sweden (4), Tajikistan (2), Ukraine (6), United States (22: Alaska, California, Illinois, Kentucky, Ohio)
• Ordovician of Canada (1: Quebec), Estonia (5), the Russian Federation (2)
Total: 335 collections including 520 occurrences