| DeBeque Formation | |
|---|---|
| Stratigraphic range: Late Paleocene-Early Eocene (Clarkforkian-Wasatchian) ~ | |
 Fossil from the DeBeque Formation | |
| Type | Formation |
| Sub-units | Atwell Gulch Member |
| Lithology | |
| Primary | Claystone |
| Location | |
| Coordinates | 40°00′N 107°54′W / 40.0°N 107.9°W |
| Approximate paleocoordinates | 44°48′N 91°48′W / 44.8°N 91.8°W |
| Region |  Colorado |
| Country |  United States |
  DeBeque Formation (the United States)  DeBeque Formation (Colorado) | |
The DeBeque Formation is a geologic formation in Colorado's Piceance Basin,[1] preserving fossils which date back to the Late Paleocene to Early Eocene period (Clarkforkian to Wasatchian in the NALMA classification.[2][3] Examples of these fossils are held in the University of Colorado Museum of Natural History.[4]
- ^ Bown & Kihm, 1981
- ^ DeBeque Formation at Fossilworks.org
- ^ Hirsch et al., 1997
- ^ "Collections". Museum of Natural History. 24 May 2016. Retrieved 10 November 2019.