Chula Vista: Piacenzian, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Cetacea
- Balaenopteridae
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"Balaenoptera" cortesi
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2 specimens | |||||||||
| actually assigned to "Balaenoptera" cortesi var. portisi | ||||||||||
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Mammalia
- Carnivora
- Odobenidae
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Dusignathus seftoni n. sp.
Deméré 1994
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Deméré 1994 | 4 specimens | ||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | San Diego |
| Coordinates: | 32.6° North, 117.1° West (view map) | ||||
| Paleocoordinates: | 32.5° North, 116.1° West | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Piacenzian | ||
| Age range of interval: | 3.60000 - 2.58000 m.y. ago |
Stratigraphy
| Formation: | San Diego |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | offshore shelf |
| Geology comments: shoreface to middle shelf | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | SDMNH 3782 & SDMNH 4198, SDMNH 3468 | ||
| Database number: | 118208 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | B. Shipps | Research group: | vertebrate |
| Created: | 2011-10-08 06:40:17 | Last modified: | 2017-02-26 16:16:11 |
| Access level: | the public | Released: | 2011-10-08 06:40:17 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 15521. | T. A. Deméré, A. Berta, and M. R. McGowen. 2005. The taxonomic and evolutionary history of modern balaenopteroid mysticetes. Journal of Mammalian Evolution 12(1/2):99-143 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
| 1360 | T. A. Deméré. 1994. Two new species of fossil walruses (Pinnipedia: Odobenidae) from the Upper Pliocene San Diego Formation, California. Proceedings of the San Diego Society of Natural History 29:77-98 [J. Alroy/J. Alroy/M. Uhen] |