Telsitna Formation
| Telsitna Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation | 
| Lithology | |
| Primary | Limestone | 
| Other | Siltstone | 
| Location | |
| Region | Alaska | 
| Country | United States | 
The Telsitna Formation is a geologic formation in Alaska. It preserves fossils dating back to the Ordovician period.