Gastropoda - Euomphalina - Oriostomatidae

Full reference: A. P. Gubanov and E. L. Yochelson. 1994. A Wenlockian (Silurian) gastropod shell and operculum from Siberia. Journal of Paleontology 68(3):486-491

Belongs to Australonema according to P. J. Wagner 2011

Sister taxa: Australonema acuta, Australonema australis, Australonema blodgetti, Australonema chico, Australonema guillieri, Australonema havliceki, Australonema immersum, Australonema iniquilineatum, Australonema lilydalensis, Australonema melbournensis, Australonema parva, Australonema persimile, Australonema simpsoni, Australonema wellingtonensis

Type specimen: CSGM 96801, a shell. Its type locality is Omnutakh River, about 35 km south of Norilsk, which is in a Sheinwoodian carbonate limestone in the First Formation of the Russian Federation.

Ecology: stationary epifaunal suspension feeder