Strophomenata - Billingsellida - Clitambonitidae
Parent taxon: Clitambonitoidea according to M. Liljeroth et al. 2017
See also Alikhova 1953, Mitchell 1977, Opik 1934, Raymond 1911, Tinn 1998, Williams et al. 2000 and Wright 1964
Sister taxa: Arctohedridae, Gonambonitidae
Subtaxa: Apomatella Atelelasma Atelelasmatinae Clinambon Clitambonites Clitambonitinae Fistulogonites Hemipronites Ilmarinia Lacunarites Pahlenella Palaeoneumania Starnikoviella Vellamo
Ecology: stationary epifaunal suspension feeder
Distribution:
• Uhaku of Estonia (1 collection)
• Chazyan of Canada (2: Quebec), United States (12: New York, Tennessee, Virginia)
• Whiterockian of United States (4: Nevada)
• Volkhov of Estonia (3), the Russian Federation (46)
• Vaana of Estonia (1)
• Valaste of Estonia (1)
• Hunderum of Sweden (1)
• Arenig of Argentina (1)
• Dawan of China (1)
• Ordovician to Silurian of Canada (3: Québec)
• Ordovician of Australia (1), Belarus (4), Belgium (1), Canada (21: Newfoundland, Ontario, Quebec, Québec), China (7), Estonia (130), Iran (1), Ireland (3), Latvia (2), Lithuania (5), Mongolia (1), Norway (5), Poland (1), the Russian Federation (111), Sweden (6), the United Kingdom (11), United States (15: Illinois, Iowa, Minnesota, Missouri, Oklahoma, Tennessee, Virginia)
• Tremadoc of China (1)
Total: 402 collections including 487 occurrences