Mission Valley Formation (SDSNH 4020): Early/Lower Uintan, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Sespedectidae
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Proterixoides davisi
Stock 1935
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| NISP "numerous" | ||||||||||
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Mammalia
- Rodentia
- Simimyidae
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Simimys simplex
(Wilson 1935)
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Walsh 1997 | |||||||||
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Mammalia
- Primates
- Omomyidae
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Walshina esmaraldensis
López-Torres et al. 2018
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López-Torres et al. 2018 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | San Diego |
| Coordinates: | 32.9° North, 117.1° West (view map) | ||||
| Paleocoordinates: | 33.1° North, 103.9° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| *Period: | Tertiary | ||
| Key time interval: | Early/Lower Uintan | ||
| Age range of interval: | 46.20000 - 39.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Mission Valley | ||
| Local section: | SDieg | Local bed: | 6 |
| Local order: | bottom to top |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection excludes: | some genera |
Metadata
| Database number: | 16778 | ||
| Authorizer: | J. Alroy, P. Holroyd | Enterer: | J. Alroy, P. Holroyd |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 1998-09-21 00:00:00 | Last modified: | 2008-01-27 15:55:20 |
| Access level: | the public | Released: | 1998-09-21 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 3542. | S. L. Walsh. 1998. Notes on the anterior dentition and skull of Proterixoides (Mammalia: Insectivora: Dormaaliidae), and a new dormaaliid genus from the early Uintan (Middle Eocene) of southern California. Proceedings of the San Diego Society of Natural History 34:1-26 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
| 66860 | S. López-Torres, M. T. Silcox, and P. A. Holroyd. 2018. New omomyoids (Euprimates, Mammalia) from the late Uintan of southern California, USA, and the question of the extinction of the Paromomyidae (Plesiadapiformes, Primates). Palaeontologia Electronica 21.3.37A:1-28 [P. Holroyd/P. Holroyd/P. Holroyd] | |
| 3541 | S. L. Walsh. 1997. New specimens of Metanoiamys, Pauromys, and Simimys (Rodentia: Myomorpha) from the Uintan (middle Eocene) of San Diego County, California, and comments on the relationships of selected Paleogene Myomorpha. Proceedings of the San Diego Society of Natural History 32:1-20 [J. Alroy/J. Alroy/M. Uhen] |