List of fossiliferous stratigraphic units in Washington (state)

This article contains a list of fossil-bearing stratigraphic units in the state of Washington, U.S.

Sites

Group or Formation	Period	Notes
Astoria Formation	Neogene
Blakeley Formation	Paleogene
Cedar District Formation	Cretaceous
Clallam Formation	Neogene
Cowlitz Formation	Paleogene
Crescent Formation	Paleogene
Douglas Canyon Formation	Neogene
Ellensburg Formation	Neogene
Keasey Formation	Paleogene
Klondike Mountain Formation	Paleogene
Latah Formation	Neogene
Lincoln Formation	Paleogene
Lincoln Creek Formation	Paleogene
Makah Formation	Paleogene
Merced Formation	Neogene
Mission Argillite Formation	Permian
Montesano Formation	Neogene
Nanaimo Formation	Cretaceous
Nooksack Formation	Cretaceous
Offley Island Formation	Silurian
Old Dominion Limestone Formation	Cambrian
Porter Shale Formation	Paleogene
Puget Formation	Paleogene
Puget Group/Renton Formation	Paleogene
Pysht Formation	Paleogene
Quimper Sandstone Formation	Paleogene
Raging River Formation	Paleogene
Ringold Formation	Neogene
Roslyn Formation	Paleogene
Saanich Formation	Neogene
Spieden Formation	Cretaceous
Townsend Shale Formation	Paleogene
Twin Rivers Formation	Paleogene
Whidbey Formation

See also

• Paleontology in Washington (state)

References

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.