Shitike Creek (RV-7716): Arikareean, Oregon
collected by field parties from the California Institute of Technology 1920' 1930'
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Mammalia
- Merycoidodontidae
|
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|
Merychyus cf. arenarum
Cope 1884
|
Wortman 1898 | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Oregon | County: | Jefferson |
| Coordinates: | 44.8° North, 121.3° West (view map) | ||||
| Paleocoordinates: | 44.5° North, 112.3° West | ||||
| Basis of coordinate: | estimated from map |
Time
| 10 m.y. bin: | Cenozoic 4-5 |
| Key time interval: | Arikareean |
| Age range of interval: | 29.50000 - 18.50000 m.y. ago |
Stratigraphy
| Formation: | John Day | ||||
| Stratigraphy comments: "RV7717 occurs at the base of [measured section] Shitike-1.p.4: Both RV-7715 and RV-7716 occur in the locally uppermost exposed unit of Member I, about 40-45 m stratigraphically higher than RV-7717." |
Lithology and environment
| Primary lithology: | massive,fine,very coarse,tuffaceous,intraclastic silty sandstone |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis | ||
| Museum repositories: | CIT,LACM | ||
| Collectors: | field parties from the California Institute of Technology | Collection dates: | late 1920's and early 1930's |
Metadata
| Also known as: | Shitike Cluster | ||
| Database number: | 188968 | ||
| Authorizer: | J. Marcot | Enterer: | J. Marcot |
| Modifier: | J. Marcot | Research group: | vertebrate |
| Created: | 2017-09-22 19:50:59 | Last modified: | 2017-09-22 20:29:48 |
| Access level: | the public | Released: | 2017-09-22 19:50:59 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 1367. | L. Dingus. 1990. Systematics, stratigraphy, and chronology for mammalian fossils (Late Arikareean to Hemingfordian) from the uppermost John Day Formation, Warm Springs, Oregon. PaleoBios 12(47/48):1-24 [J. Alroy/J. Alroy/J. Alroy] |
Secondary references:
| 57405 | J. L. Wortman. 1898. The extinct Camelidae of North America and some associated forms. Bulletin of the American Museum of Natural History 10(7):93-141 [J. Marcot/J. Marcot] |