Where: Ringerike, Norway (60.0° N, 10.4° E: paleocoordinates 31.3° S, 9.7° W)

• coordinate estimated from map

When: Nakholmen Formation, Woolstonian to Woolstonian (457.2 - 454.0 Ma)

• "4bγ", in Spjeldnaes (1957)

Environment/lithology: limestone

Size classes: macrofossils, mesofossils

Primary reference: N. Spjeldnaes. 1957. The Middle Ordovician of the Oslo Region, Norway. 8. Brachiopods of the Suborder Strophomenida. Norsk Geologisk Tidsskrift 37(1):1-214 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 194831: authorized by Björn Kröger, entered by Björn Kröger on 30.06.2018

Creative Commons license: CC BY (attribution)