DeBeque Formation

Geologic formation in Colorado, United States From Wikipedia, the free encyclopedia

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]

Sub-unitsAtwell Gulch Member
PrimaryClaystone
Coordinates40.0°N 107.9°W / 40.0; -107.9
Quick facts Type, Sub-units ...
DeBeque Formation
Stratigraphic range: Late Paleocene-Early Eocene (Clarkforkian-Wasatchian)
~56–50 Ma
Fossil from the DeBeque Formation
TypeFormation
Sub-unitsAtwell Gulch Member
Lithology
PrimaryClaystone
Location
Coordinates40.0°N 107.9°W / 40.0; -107.9
Approximate paleocoordinates44.8°N 91.8°W / 44.8; -91.8
RegionColorado
CountryUnited States
DeBeque Formation is located in the United States
DeBeque Formation
DeBeque Formation (the United States)
DeBeque Formation is located in Colorado
DeBeque Formation
DeBeque Formation (Colorado)
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Wasatchian correlations

More information Formation, Wasatch ...
Wasatchian correlations in North America
FormationWasatchDeBequeClaronIndian MeadowsPass PeakTatmanWillwoodGolden ValleyColdwaterAllenbyKamloopsOotsa LakeMargaretNanjemoyHatchetigbeeTetas de CabraHannold HillCoalmontCucharaGalisteoSan JoseYpresian (IUCS) • Itaboraian (SALMA)
Bumbanian (ALMA) • Mangaorapan (NZ)
BasinPowder River
Uinta
Piceance
Colorado Plateau
Wind River
Green River
Bighorn
Piceance




Colorado Plateau





Wind River





Green River






Bighorn
WillistonOkanaganPrincetonBuck CreekNechakoSverdrupPotomacGoMLaguna SaladaRio GrandeNorth ParkRatonGalisteoSan Juan
DeBeque Formation is located in North America
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation
DeBeque Formation (North America)
Country United States Canada United States Mexico United States
Copelemur
Coryphodon
Diacodexis
Homogalax
Oxyaena
Paramys
Primates
Birds
Reptiles
Fish
Insects
Flora
EnvironmentsAlluvial-fluvio-lacustrineFluvialFluvialFluvio-lacustrineFluvialLacustrineFluvio-lacustrineDeltaic-paludalShallow marineFluvialShallow marineFluvialFluvial
Wasatchian volcanoclastics

Wasatchian fauna

Wasatchian flora
VolcanicYesNoYesNoYesNoYesNoYesNo
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See also

References

Further reading

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