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White River - Chadron - Big Cottonwood Creek, Sioux County, Nebraska, USA
| Group | White River |
|---|---|
| Formation | Chadron |
| Member | Big Cottonwood Creek |
| Age: | 37.2 - 33.9 Ma Paleogene |
| Interval | Chadronian |
| Lithology | siliciclastic |
| Number of Collections | 3 |
| Number of Occurrences | 6 |
Recorded Sample Locations
| Location | Region | Stratigraphic Name |
|---|---|---|
| Turkeyfoot East High | Sioux County, Nebraska, USA | White River - Chadron - Big Cottonwood Creek |
Associated Units
| Stratigraphic Name | Age | Lithology | Occurrence Records |
|---|---|---|---|
| White River - Brule - Orella | 33.9 - 33.3 Ma Oligocene | siliciclastic | 6 |
Recorded Fossils
| Accepted Name | Hierarchy | Age |
|---|---|---|
 Gopherus laticuneusspecies | Animalia : Chordata : Reptilia : Testudines : Testudinidae : Gopherus : Gopherus laticuneus | 37.2 - 33.9 Ma Paleogene |
| Stylemys nebrascensis species | Animalia : Chordata : Reptilia : Testudines : Testudinidae : Stylemys : Stylemys nebrascensis | 37.2 - 33.9 Ma Paleogene |
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!
