Also known as Vestbråten

Where: Ringerike, Norway (60.1° N, 10.2° E: paleocoordinates 31.6° S, 9.9° W)

When: Nakkholmen Formation, Oandu to Oandu (453.0 - 450.5 Ma)

• "Upper Chasmops shale (4b)", in Toni (1975)

Environment/lithology: marine; shale

Size classes: macrofossils, mesofossils

Primary reference: R. T. Toni. 1975. Upper Ordovician bivalves from the Oslo Region, Norway. Norsk Geologisk Tidsskrift 55(2):135-156 [A. Miller/R. Krause/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164705: authorized by Björn Kröger, entered by Björn Kröger on 11.12.2014

Creative Commons license: CC BY (attribution)