List of fossiliferous stratigraphic units in Minnesota

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

Contents

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Group or FormationPeriodNotes
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

See also

Related Research Articles

Shakopee Dolomite

The Shakopee Formation is a geologic formation in Illinois, Indiana, Wisconsin, and Minnesota. It preserves fossils dating back to the Ordovician period. It is named after the town of Shakopee, Minnesota, where the formation can be seen in bluffs along the Minnesota River

The Franconia Formation is a geologic formation in the upper mid-western United States, with outcroppings found in Illinois, Indiana, Iowa, Michigan, Minnesota, Missouri, Ohio, and Wisconsin. It preserves fossils dating back to the Cambrian period. It was named the Franconia Formation due to the first published documentation of exposures in vicinity of Franconia, Minnesota in the 1897 Ph.D. dissertation by Charles P. Berkley at the University of Minnesota titled Geology of the St. Croix Dalles. The Franconian stratigraphic stage was named after this formation.

The St. Louis Formation is a geologic formation in Iowa. It preserves fossils dating back to the Carboniferous period.

Cummingsville Formation

The Cummingsville Formation is a geologic formation in Iowa and Minnesota. It preserves fossils dating back to the Ordovician period.

The Coleraine Formation is a geologic formation in Minnesota. It preserves fossils dating back to the Cretaceous period.

The Windrow Formation is a geologic formation in Minnesota named after Windrow Bluff on Fort McCoy, Monroe County, Wisconsin. It preserves fossils dating back to the Cretaceous period.

The Elgin Formation is a geological formation in Minnesota. It preserves fossils dating back to the Ordovician period.

Minnekahta Formation

The Minnekahta Formation is a geologic formation in Wyoming, United States. It preserves fossils dating back to the Permian period.

References