| Haragan Formation | |
|---|---|
| Stratigraphic range: Devonian | |
|   Fossil from the Haragan Formation  | |
| Type | Formation | 
| Unit of | Hunton Group | 
| Location | |
| Region | Oklahoma | 
| Country | United States | 
| Type section | |
| Named for | Haragan Creek, Murray County, Oklahoma | 
| Named by | Chester A. Reeds, 1911 [1] | 
The Haragan Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Devonian period.