Cummingsville Formation
| Cummingsville Formation Stratigraphic range: Ordovician | |
|---|---|
| Type | Formation |
| Location | |
| Region | Iowa |
| Country | United States |
The Cummingsville Formation is a geologic formation in Iowa. It preserves fossils dating back to the Ordovician period.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 8 July 2014.