Where: Oslo Asker, Norway (59.9° N, 10.6° E: paleocoordinates 31.7° S, 9.7° W)

• coordinate estimated from map

When: Vollen Formation, Kukruse (458.0 - 456.8 Ma)

• "Ampyx limestone"

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: W. C. Sweet. 1958. The middle ordovician of the Oslo region, Norway 10. Nautiloid Cephalopods. Norsk Geologisk Tidsskrift 38:1-178 [B. Kröger/B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 164006: authorized by Björn Kröger, entered by Björn Kröger on 23.11.2014

Creative Commons license: CC BY (attribution)