- Source: Tyrone Limestone
The Tyrone Limestone is a geologic formation in Kentucky. It preserves fossils dating back to the Ordovician period. The formation is predominantly limestone and shale.
See also
List of fossiliferous stratigraphic units in Kentucky
References
Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.