Geologic formation in Kentucky
The Calloway Creek Formation is a geologic formation in Kentucky. It preserves fossils dating back to the Ordovician period.[1]
See also
References
- ^ "USGS Professional Paper 1151-H: The Geology of Kentucky: Ordovician System".
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.