Monongahela Formation

Monongahela Formation, also **Monongahela Group**
Stratigraphic range: Pennsylvanian
Monongahela Formation, also Monongahela Group; Stratigraphic range: Pennsylvanian
	Coal from the Monongahela Formation
Type	Formation, sometimes also seen as group
Sub-units	, , Pittsburgh Coal Bed,
Underlies	Washington Formation
Overlies	Casselman Formation
Location
Region	West Virginia, Pennsylvania, Ohio, Maryland
Country	United States

The Monongahela Formation is a geologic formation in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous and Permian periods.^[2]

References[]

^ Martin, Wayne D. (1998). "GEOLOGY OF THE DUNKARD GROUP (UPPER PENNSYLVANIAN-LOWER PERMIAN) IN OHIO, WEST VIRGINIA, AND PENNSYLVANIA" (PDF). Bulletin. 73: 1–49. Retrieved 14 November 2019.
^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021. {{cite web}}: |author= has generic name (help)

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