†superfamily Ribeirioidea Kobayashi 1933 (mollusk)

Rostroconchia - Ribeirioida

Full reference: T. Kobayashi. 1933. Faunal study of the Wanwanian (basal Ordovician) series with special notes on the Ribeiridae and the Ellesmereoceroids. Journal of the Faculty of Science Imperial University of Tokyo Section II Geology, Mineralogy, Geography, Seismology 3(7):249-328

Parent taxon: Ribeirioida according to P. J. Wagner 1997

Sister taxa: Ischyrinioidea, Technophoridae

Subtaxa: Jinonicella Rhytiodentalium Ribeiriidae

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Ecology: stationary semi-infaunal suspension feeder

Distribution:

• Silurian of China (2 collections), Sweden (1), United States (2: Alaska, Utah)

• Ordovician of Australia (13), South Korea (1), the United Kingdom (3), United States (2: Iowa, Kentucky)

• Cassinian of Canada (1: Ontario)

• Cambrian of Antarctica (2), Australia (27), China (1)

Total: 55 collections including 62 occurrences

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