| Harrison Formation | |
|---|---|
| Stratigraphic range: Miocene | |
 | |
| Type | Formation |
| Location | |
| Region | South Dakota, Wyoming, Nebraska |
| Country | United States |
The Harrison Formation is a geologic group in South Dakota and Nebraska. It preserves fossils from the Miocene.
| Harrison Formation | |
|---|---|
| Stratigraphic range: Miocene | |
| | |
| Type | Formation |
| Location | |
| Region | South Dakota, Wyoming, Nebraska |
| Country | United States |
The Harrison Formation is a geologic group in South Dakota and Nebraska. It preserves fossils from the Miocene.
 | This article about a specific stratigraphic formation in South Dakota is a stub. You can help Wikipedia by expanding it. |
