DeBeque Formation
Geologic formation in Colorado, United States
The DeBeque Formation is a geologic formation in Colorado's Piceance Basin, preserving fossils which date back to the Late Paleocene to Early Eocene period (Clarkforkian to Wasatchian in the NALMA classification. Examples of these fossils are held in the University of Colorado Museum of Natural History.
01Wasatchian correlations
| 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 | ||||||||||||
Sources and credits
This article is adapted from the Wikipedia article “DeBeque Formation”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Coryphodon lobatus.jpg by James St. John, CC BY 2.0
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