Osgood Formation

The Osgood Formation, also known as the Osgood Shale is a geologic formation in Indiana, Kentucky, and Ohio. It preserves fossils dating back to the Silurian period.

Osgood Formation Stratigraphic range: Sheinwoodian[1]
Type	Formation
Underlies	Laurel Limestone
Overlies	Brassfield Formation and Dayton Formation
Location
Country	United States
Extent	Indiana, Kentucky, Mississippi, and Ohio

See also

• List of fossiliferous stratigraphic units in Indiana
• List of fossiliferous stratigraphic units in Kentucky
• List of fossiliferous stratigraphic units in Ohio

References

1. The Silurian of central Kentucky, U.S.A.: Stratigraphy, palaeoenvironments and palaeoecology

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