†family Archaeophialidae Knight and Yochelson 1958 (mollusk)

Tergomya - Tryblidiida - Archaeophialidae

Full reference: J. B. Knight and E. L. Yochelson. 1958. A reconsideration of the Monoplacophora and the primitive Gastropoda. Proceedings of the Malacological Society of London 33(1):37-48

Parent taxon: Kirengellacea according to G.P. Wahlman 1992

See also Starobogatov 1970

Sister taxa: Kirengellidae, Romaniellidae

Subtaxa: Archaeophialia Macroscenella Micropileus

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Ecology: epifaunal grazer

Distribution:

• Ordovician of Canada (4: Ontario, Quebec collections), Norway (1), Sweden (1), United States (4: Kentucky, Wisconsin)

• Cassinian of United States (2: Missouri)

Total: 12 collections including 13 occurrences

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