[<< wikipedia] Ullerntangen Formation
The Ullerntangen Formation is a geologic formation in Norway. It preserves fossils dating back to the Ordovician period.

== See also ==

List of fossiliferous stratigraphic units in Norway

== References ==
Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.