Where: Oslo-Asker, Norway (59.8° N, 10.5° E: paleocoordinates 31.8° S, 9.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• "4aβ, Ampyx Limestone", in Henningsmoen 1960

• formation-level stratigraphic resolution

Environment/lithology: limestone

Size classes: macrofossils, mesofossils

Primary reference: G. Henningsmoen. 1960. The Middle Ordovician of the Oslo Region, Norway 13. Trilobites of the Family Asaphidae. Norsk Geologisk Tidsskrift 40:203-257 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 193506: authorized by Björn Kröger, entered by Björn Kröger on 23.05.2018

Creative Commons license: CC BY (attribution)