Keefer Formation

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Keefer Sandstone
Stratigraphic range: Sheinwoodian - Ludfordian[1]
UnderliesRochester Shale
OverliesRose Hill Formation
RegionAppalachia and Southeastern United States
Country United States
ExtentVirginia and West Virginia

The Keefer Sandstone is a geologic formation in West Virginia. It preserves fossils dating back to the Silurian period.

See also[edit]


  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 22 June 2014. Cite uses deprecated parameter |deadurl= (help)