Spieden Formation
Appearance
Spieden Formation | |
---|---|
Stratigraphic range: Cretaceous | |
Type | Formation |
Location | |
Region | Washington (state) |
Country | United 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