Stonington Formation

The Stonington Formation is a geologic formation in Michigan. It preserves fossils dating back to the Ordovician period.

Stonington Formation
Stratigraphic range: Late Ordovician
TypeFormation
Unit ofRichmond Group (geology)
Sub-unitsOgontz Member and Bay de Noc Member
UnderliesBig Hill Formation
OverliesBill's Creek Shale
Location
Region Michigan
Country United States

See also

References

    • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 22 June 2014.


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