Rostroconchia - Ribeirioida - Ischyriniidae

Full reference: H. Soot-Ryen. 1960. The Middle Ordovician of the Oslo region, Norway: 12, Notostraca and Conchastraca. Norsk Geologisk Tidsskrift 40(2):123-131

Belongs to Ischyrinia according to P. J. Wagner 2023

See also Pojeta and Runnegar 1976 and Soot-Ryen 1960

Sister taxa: Ischyrinia viator, Ischyrinia winchelli

Type specimen: UO 38267, a shell. Its type locality is Furuberget, Cyclocrinus shale, which is in a Harnagian/Soudleyan marine shale in the Furuberget Formation of Norway.

Ecology: stationary semi-infaunal suspension feeder

Distribution: found only at Furuberget, Cyclocrinus shale

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Specimen images are retrieved through the ePANDDA API.