Also known as Frierfjorden

Where: Skien-Langesund, Norway (59.1° N, 9.6° E: paleocoordinates 32.8° S, 10.4° W)

• coordinate estimated from map

When: Fossum Formation, Sandbian (458.4 - 453.0 Ma)

• "Echinosphaerites Beds 4b a", in Nikolaisen (1961) = Fossum Fm.

• formation-level stratigraphic resolution

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: F. Nikolaisen. 1961. The Middle Ordovician of the Oslo Region, Norway 7. Trilobites of the suborder Cheirurina. Norsk Geologisk Tidsskrift 41:279-310 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191114: authorized by Björn Kröger, entered by Björn Kröger on 10.01.2018

Creative Commons license: CC BY (attribution)