Fern Glen Formation

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
Type	Formation
Underlies	Burlington Limestone
Overlies	Chouteau Group[1]
Lithology
Primary	Limestone
Other	Shale, chert[2]
Location
Country	United States
Extent	East central and southeastern Missouri,[2] Illinois
Type section
Named for	Fern Glen resort on the Meramec River
Named by	Weller in 1906[1]

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

See also

• Paleontology portal

• List of fossiliferous stratigraphic units in Missouri
• Paleontology 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 102-3
2. Howe, W. B. and J. W. Koenig, The Stratigraphic Section in Missouri, Missouri Geological Survey, 1961, p. 62

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