The DeBeque Formation is a geologic formation in Colorado's Piceance Basin,Bown & Kihm, 1981 preserving fossils which date back to the Late Paleocene to Early Eocene period (Clarkforkian to Wasatchian in the NALMA classification.DeBeque Formation at Fossilworks.orgHirsch et al., 1997 Examples of these fossils are held in the University of Colorado Museum of Natural History.
Wasatchian correlations + Wasatchian correlations in North America Formation DeBeque Claron Indian Meadows Pass Peak Tatman Willwood Golden Valley Coldwater Allenby Kamloops Ootsa Lake Margaret Nanjemoy Hatchetigbee Tetas de Cabra Hannold Hill Coalmont Cuchara Galisteo San Jose Ypresian (IUCS) • Itaboraian (SALMA)Bumbanian (ALMA) • Mangaorapan (NZ) Basin Powder RiverUintaPiceanceColorado PlateauWind RiverGreen RiverBighorn Piceance Colorado Plateau Wind River Green River Bighorn Williston Okanagan Princeton Buck Creek Nechako Sverdrup Potomac GoM Laguna Salada Rio Grande North Park Raton Galisteo San Juan Copelemur Coryphodon Diacodexis Homogalax Oxyaena Paramys Primates Birds Reptiles Fish Insects Flora Environments Alluvial-fluvio-lacustrine Fluvial Fluvial Fluvio-lacustrine Fluvial Lacustrine Fluvio-lacustrine Deltaic-paludal Shallow marine Fluvial Shallow marine Fluvial Fluvial Volcanic Yes No Yes No Yes No Yes No Yes No
See also List of fossiliferous stratigraphic units in Colorado Paleontology in Colorado
References
Bibliography
Further reading
A. J. Lichtig and S. G. Lucas. 2015. Paleocene-Eocene turtles of the Piceance Creek Basin, Colorado. New Mexico Museum of Natural History and Science Bulletin 67:145-152 A. J. Kihm. 1984. Early Eocene Mammalian Fauna of the Piceance Creek Basin. Northwestern Colorado K. P. Schmidt. 1938. New crocodilians from the upper Paleocene of western Colorado. Geological Series of Field Museum of Natural History 6(21):315-321