Spieden Formation

From Wikipedia, the free encyclopedia
Spieden Formation
Stratigraphic range: Cretaceous
TypeFormation
Location
RegionWashington (state)
CountryUnited States

The Spieden Formation is a geologic formation in the US state of Washington. It preserves fossils dating back to the Cretaceous period.

See also[edit]

References[edit]

  • Hendy, Austin (22 August 2008). "UWA A535 [Spieden Fm] (Cretaceous of the United States)". Fossilworks: Gateway to the Paleobiology Database. PaleoDB collection 83571