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Freeport Formation
Stratigraphic range: Pennsylvanian
Type Formation
Location
RegionPennsylvania, Ohio
Country  United States
Type section
Named for Freeport, Pennsylvania
Named by H. D. Rogers, 1840 [1]

The Freeport Formation is a geologic formation in Pennsylvania and Ohio. It preserves fossils dating back to the Late Pennsylvanian period. [2] It is within the Allegheny Group.

See also

References

  1. ^ Rogers, H. D., 1840, Fourth annual report of the geological survey of the state of Pennsylvania. Harrisburg, PA, 215 p. ( [1])
  2. ^ Freeport, National Geologic Map Database, Geolex — Unit Summary.
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.