Parent taxon: Strophomenida according to J. Jin and B. D. E. Chatterton 1997
Sister taxa: Chonetoidea, Colletostracia, Davidsoniacea, Fardenioidea, Gorystrophia, Lamcispinifera, Lapasnia, Martiniacea, Pholidostrophidae, Plectambonitoidea, Protogamginifera, Prototeguliferina, Reticulatochonetes, Strophomenidina, Strophomenoidea, Subtransmena
Subtaxa: Stropheodontidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Australia (8 collections), Canada (3: Nunavut, Ontario, Yukon), China (4), the Russian Federation (1), Spain (1), the United Kingdom (1), United States (5: Nevada, New York)
• Silurian of Argentina (1), Australia (2), China (2), Mexico (6), the United Kingdom (1), United States (6: California, Iowa)
• Ordovician of the United Kingdom (4)
Total: 45 collections including 47 occurrences