Keokuk Limestone

The Keokuk Limestone is a geologic formation in Illinois, Iowa and Missouri. It preserves fossils dating back to the Mississippian sub-period.

Keokuk Limestone Stratigraphic range: Mississippian
Type	Formation
Underlies	Warsaw Formation
Overlies	Burlington Limestone[1]
Lithology
Primary	Limestone
Location
Region	Illinois, Iowa, Missouri
Country	United States
Type section
Named for	Keokuk in southeastern Iowa[1]

See also

• List of fossiliferous stratigraphic units in Illinois
• List of fossiliferous stratigraphic units in Iowa
• List of fossiliferous stratigraphic units in Missouri

References

1. Thompson, Thomas L., 2001, Lexicon of Stratigraphic Nomenclature in Missouri, Missouri Department of Natural Resources, Division of Geology and Land Survey, Report of Investigation Number 73, p 145

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