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 In the geologic timescale the Ypresian is the oldest age or lowest stratigraphic stage of the Eocene. It spans the time between , is preceded by the Thanetian Age (part of the Paleocene) and is followed by the Eocene Lutetian Age. The Ypresian i ...

period ( Clarkforkian to Wasatchian in the NALMA classification.DeBeque Formation
at

Fossilworks Fossilworks is a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database The Paleobiology Database is an online resource for information on the distribution and classification of fossil animals ...

.orgHirsch et al., 1997 Examples of these fossils are held in the

University of Colorado Museum of Natural History The University of Colorado Museum of Natural History is a museum of natural history in Boulder, Colorado. With more than four million artifacts and specimens in the areas of anthropology, botany, entomology, paleontology and zoology, the muse ...

Wasatchian correlations

References

Bibliography

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* 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 Geologic formations of Colorado Eocene Series of North America Paleocene Series of North America Paleogene Colorado Thanetian Stage Ypresian Stage Clarkforkian Wasatchian Sandstone formations Fluvial deposits Ooliferous formations Fossiliferous stratigraphic units of North America Paleontology in Colorado {{Paleogene-stub

Wasatchian correlations

See also

References

Bibliography

Further reading