The Fern Glen Formation is a geologic formation in eastern and southeastern Missouri. It preserves fossils dating back to the Osagean Series of the Mississippian subperiod.

Fern Glen Formation
Stratigraphic range: Mississippian Osagean
TypeFormation
UnderliesBurlington Limestone
OverliesChouteau Group[1]
Lithology
PrimaryLimestone
OtherShale, chert[2]
Location
CountryUnited States
ExtentEast central and southeastern Missouri,[2] Illinois
Type section
Named forFern Glen resort on the Meramec River
Named byWeller in 1906[1]

The Fern Glen is richly fossiliferous with abundant crinoids, corals, brachiopods and bryozoa.[2]

See also

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References

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  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.