Ruby River Basin Group
| Ruby River Basin Group | |
|---|---|
| Stratigraphic range: Paleogene | |
| Type | Group | 
| Location | |
| Region | Montana | 
| Country | United States | 
The Ruby River Basin Group is a geologic group in Montana. It preserves fossils dating back to the Paleogene period.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.