Cuchara_Formation
Cuchara Formation
Geologic formation in Colorado, US
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]
Quick Facts Type, Location ...
| Cuchara Formation | |
|---|---|
| Stratigraphic range: Wasatchian ~55.8–50 Ma | |
Along Highway 12 just north of La Veta | |
| Type | Formation |
| Location | |
| Coordinates | 37.8°N 105.1°W / 37.8; -105.1 |
| Approximate paleocoordinates | 42.2°N 89.4°W / 42.2; -89.4 |
| Region | Colorado |
| Country |  United States |
| Extent | Raton Basin |
Close
The following fossils have been reported from the formation:[1]
Mammals
- Ferae
- Perissodactyla
- Placentalia
More information Formation, Wasatch ...
| Formation | Wasatch | 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 River Uinta Piceance Colorado Plateau Wind River Green River Bighorn | 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 | ||
| Country | United States |  Canada | United States |  Mexico | United States | |||||||||||||||||
| 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 |  Wasatchian volcanoclastics Wasatchian fauna Wasatchian flora | ||||||||
| Volcanic | Yes | No | Yes | No | Yes | No | Yes | No | Yes | No | ||||||||||||
Close
- Cuchara Formation at Fossilworks.org
- Robinson, 1963
Bibliography
- Robinson, P. 1963. University of Colorado Studies, .. 1;