Tongue River Member
The Tongue River Member is a geologic member of the Fort Union Formation in North Dakota and Wyoming.[1] It preserves fossils dating back to the Paleogene period.[2]
| Tongue River Member | |
|---|---|
| Stratigraphic range: Paleogene | |
 Mining the coal-rich Tongue River Member, Fort Union Formation (Wyodak coal mine, Powder River Basin, Wyoming) | |
| Type | Member |
| Unit of | Fort Union Formation |
| Overlies | Lebo Member |
| Location | |
| Region | North Dakota, Wyoming |
| Country | United States |
See also
References
- N. M. Denson; J. H. Dover; L. M. Osmonson (1978). "Lower Tertiary coal bed distribution and coal resources of the Reno Junction-Antelope Creek area, Campbell, Converse, Niobrara, and Weston counties, Wyoming". Miscellaneous Field Studies Map. 960. doi:10.3133/MF960. Wikidata Q62118849.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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