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Wasatch - Chappo, Wyoming, USA
| Formation | Wasatch |
|---|---|
| Member | Chappo |
| Age: | 55.8 - 50.3 Ma Eocene |
| Interval | Tiffanian |
| Lithology | claystone, "shale" |
| Number of Collections | 17 |
| Number of Occurrences | 97 |
Recorded Sample Locations
| Location | Region | Stratigraphic Name |
|---|---|---|
| Chappo Type Locality | Lincoln County, Wyoming, USA | Wasatch - Chappo |
| Buckman Hollow | Uinta County, Wyoming, USA | Wasatch - Chappo |
| UM-Sub-Wy Locality 7 | Sublette County, Wyoming, USA | Wasatch - Chappo |
| Battle Mountain | Sublette County, Wyoming, USA | Wasatch - Chappo |
| Buckman West 1 | Lincoln County, Wyoming, USA | Wasatch - Chappo |
Associated Units
| Stratigraphic Name | Age | Lithology | Occurrence Records |
|---|---|---|---|
| Bridger | 46.2 - 37.2 Ma Eocene | tuff, mudstone/sandstone, claystone, "siliciclastic"/sandstone, mudstone, siltstone | 923 |
| Bridger - lower | 50.3 - 46.2 Ma Eocene | 322 | |
| Evanston | 61.7 - 56.0 Ma Paleocene | siliciclastic, coal, "shale" | 45 |
| Green River | 40.4 - 33.9 Ma Paleogene | limestone, "shale", marl, lime mudstone, diatomite, diatomite/"shale", mudstone, tuff | 661 |
| Green River - Fossil Butte | 37.2 - 33.9 Ma Paleogene | limestone, "shale", lime mudstone | 53 |
| Green River - Laney | 46.2 - 33.9 Ma Paleogene | carbonate, diatomite/"shale", "shale"/marl, "limestone", "shale" | 197 |
| Hoback | 61.7 - 56.8 Ma Paleocene | 26 | |
| Pass Peak | 55.8 - 50.3 Ma Eocene | 4 | |
| Pass Peak - upper | 55.8 - 50.3 Ma Eocene | 3 | |
| Wasatch | 55.8 - 50.3 Ma Eocene | 182 | |
| Wasatch - Alkali Creek Tongue | 55.8 - 50.3 Ma Eocene | 98 | |
| Wasatch - basal Lookout Mountain Conglomerate | 55.8 - 50.3 Ma Eocene | 8 | |
| Wasatch - Cathedral Bluffs Tongue | 50.3 - 46.2 Ma Eocene | mudstone | 92 |
| Wasatch - LaBarge | 55.8 - 50.3 Ma Eocene | 45 | |
| Wasatch - Main Body | 55.8 - 50.3 Ma Eocene | 5 |
Recorded Fossils
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
