Petersburg Formation

The Petersburg Formation is a geologic formation in Indiana. It preserves fossils dating back to the Carboniferous period.

Petersburg Formation
Stratigraphic range: Pennsylvanian
TypeFormation
Unit ofCarbondale Group
UnderliesDugger Formation
OverliesLinton Formation
Location
RegionIndiana
CountryUnited 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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