The Rockdale Run Formation is a geologic formation in Maryland, Pennsylvania, Virginia and West Virginia.[1] It preserves fossils dating back to the Ordovician period.
See also
- List of fossiliferous stratigraphic units in Maryland
- List of fossiliferous stratigraphic units in Pennsylvania
- List of fossiliferous stratigraphic units in Virginia
- List of fossiliferous stratigraphic units in West Virginia
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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