Cuchara Formation
Stratigraphic range: Wasatchian
~
Along Highway 12 just north of La Veta
TypeFormation
Location
Coordinates37°48′N 105°06′W / 37.8°N 105.1°W / 37.8; -105.1
Approximate paleocoordinates42°12′N 89°24′W / 42.2°N 89.4°W / 42.2; -89.4
RegionColorado
Country United States
ExtentRaton Basin
Cuchara Formation is located in the United States
Cuchara Formation
Cuchara Formation (the United States)
Cuchara Formation is located in Colorado
Cuchara Formation
Cuchara Formation (Colorado)

The Cuchara Formation is a geologic formation in Colorado. It preserves fossils dating back to the Ypresian stage of the Eocene period, or Wasatchian in the NALMA classification.[1]

Fossil content

The following fossils have been reported from the formation:[1]

Mammals

Ferae
Perissodactyla
Placentalia

Wasatchian correlations

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
Cuchara Formation is located in North America
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara Formation
Cuchara 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

See also

References

Bibliography

  • Robinson, P. 1963. University of Colorado Studies, .. 1;
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