Rostroconchia - Ribeirioida

Synonym: Ischyrinoida Pojeta and Runnegar 1976

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: Rostroconchia according to J. Pojeta and B. Runnegar 1976

See also Sepkoski 2002 and Wagner 2023

Sister taxa: Anetshelloida, Conocardiida, Euchasmidae, Ozomiidae, Pseudotechnophoridae, Tolmachoviidae, Tuarangiida, Wanwaniidae

Subtaxa: Ischyrinioidea Ribeirioidea Technophoridae

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Ecology: stationary semi-infaunal suspension feeder

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