| Telegraph Creek Formation | |
|---|---|
| Stratigraphic range: Santonian | |
| Type | Geological formation |
| Location | |
| Region | Montana |
| Country | United States |
The Telegraph Creek Formation is a Mesozoic geologic formation in Montana, United States. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.[1]