Carroll Rim: Whitneyan, Oregon
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Perissodactyla
- Equidae
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Miohippus sp.
Marsh 1874
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Diceratherium sp.
Marsh 1875
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= Diceratherium annectens
Marsh 1873
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Prothero 2005 | |||||||||
| including the type of D. cuspidatum? | ||||||||||
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Mammalia
- Agriochoeridae
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Agriochoerus sp.
Leidy 1850
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Mammalia
- Hypertragulidae
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Hypertragulus sp.
Cope 1874
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| small | ||||||||||
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Mammalia
- Rodentia
- Eutypomyidae
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Eutypomyidae indet.
Miller and Gidley 1918
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| said to be new | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Oregon | County: | Wheeler |
| Coordinates: | 44.9° North, 120.2° West (view map) | ||||
| Paleocoordinates: | 44.7° North, 109.1° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Oligocene |
| Stage: | Rupelian | 10 m.y. bin: | Cenozoic 4 |
| *Period: | Tertiary | *Local age/stage: | Late/Upper Whitneyan |
| Key time interval: | Whitneyan | ||
| Age range of interval: | 31.8 - 29.5 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | John Day | Member: | lower Turtle Cove | ||
| Stratigraphy comments: said to be late Whitneyan |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Taxonomic list comments:"14 m below the sanidine tuff of the western facies member G" dated at 29.8 Ma (SCLF AA); this is NOT the same as Member G of the standard Turtle Cove section |
Metadata
| Also known as: | JDNM-24 | ||
| Database number: | 17313 | ||
| Authorizer: | J. Alroy, J. Marcot | Enterer: | J. Alroy, J. Marcot | Research group: | vertebrate |
| Created: | 1995-03-26 00:00:00 | Last modified: | 2002-06-03 03:27:42 |
| Access level: | the public | Released: | 1995-03-26 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 1547. | T. Fremd. 1994. John Day Basin paleontology field trip guide and road log: Society of Vertebrate Paleontology. John Day Fossil Beds National Monument 94-1 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
| 51726 | D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot] |