Gastropoda - Cerithimorpha - Orthonemidae

Full reference: B.K. Licharev. 1975. Carboniferous gastropods from the region of the River Kavabolka. Trudy Vsesoyuzniei Navcho-Issledovatelbskii Geologicheskii Institut 206:5-183

Belongs to Stegocoelia (Hypergonia) according to B.K. Licharev 1975

Sister taxa: Hypergonia agraciada, Hypergonia attenuata, Hypergonia baldwinensis, Hypergonia elongata, Hypergonia hoffmani, Hypergonia illinoiensis, Hypergonia kirkbyi, Hypergonia marvinwelleri, Hypergonia percarinata, Hypergonia percostata, Hypergonia prolixa, Hypergonia quadricarinata, Hypergonia tatei, Hypergonia tenuis, Hypergonia turritella, Hypergonia vermicula, Stegocoelia (Hypergonia) acuminata, Stegocoelia (Hypergonia) cincta, Stegocoelia (Hypergonia) jonathanensis

Ecology: epifaunal