List of fossiliferous stratigraphic units in Minnesota

Group or Formation	Period	Notes
Colerain Formation	Cretaceous
Coleraine Formation	Cretaceous
Cummingsville Formation	Ordovician
Dakota Formation	Cretaceous
Decorah	Ordovician
Decorah Shale	Ordovician
Dubuque Formation	Ordovician
Franconia Formation	Cambrian
Galena Group/Cummingsville Formation	Ordovician
Galena Group/Decorah Shale	Ordovician
Glenwood Formation	Ordovician
Greenhorn Formation	Cretaceous
Guttenberg Formation	Ordovician
Ion Formation	Ordovician
Maquoketa Group/Elgin Formation	Ordovician
Oneota Formation	Ordovician
Platteville Formation	Ordovician
Prosser Limestone	Ordovician
Shakopee Formation	Ordovician
Spechts Ferry Formation	Ordovician
Spillville Formation	Devonian
St. Peter Sandstone	Ordovician
Stewartville Formation	Ordovician
Windrow Formation	Cretaceous

References

Wikisource has original works on the topic: Paleontology in the United States#Minnesota

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 22 June 2014.

Lists of fossiliferous stratigraphic units in the United States

States	Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

Federal district	Washington, D.C.

Insular areas	American Samoa Guam Northern Mariana Islands Puerto Rico U.S. Virgin Islands

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