Where: Oslo, Norway (60.0° N, 10.7° E: paleocoordinates 27.6° S, 8.9° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Langøyene Formation, Hirnantian (445.2 - 443.4 Ma)

• Tretaspis = 5b

• formation-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: J.O.R. Ebbestad and E. L. Yochelson. 2000. Isostrophic molluscs (Tergomya and Gastropoda) from the Upper Ordovician of Norway. Norsk Geologisk Tidsskrift 80(2):187-202 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73415: authorized by Pete Wagner, entered by Pete Wagner on 14.06.2007

Creative Commons license: CC BY (attribution)