The Three Forks Shale is a geologic formation in Montana and North Dakota. It preserves fossils dating back to the Devonian period.[1]
Three Forks Shale | |
---|---|
Stratigraphic range: Devonian | |
Type | Formation |
Location | |
Region | Montana |
Country | United States |
See also
editReferences
edit- ^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.