Flavio Alfaro Road: Serravallian - Tortonian, Ecuador
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
- Carcharhiniformes
- Carcharhinidae
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Negaprion brevirostris
Poey 1868
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Carcharhinus obscurus
(Le Sueur 1818)
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| see common names | |||||||
Geography
| Country: | Ecuador |
| Coordinates: | 0.7° North, 79.9° West (view map) |
| Paleocoordinates: | 0.2° North, 77.7° West |
| Basis of coordinate: | stated in text |
Time
| Period: | Neogene | Epoch: | Miocene |
| Key time interval: | Serravallian - Tortonian | ||
| Age range of interval: | 13.82000 - 7.24600 m.y. ago |
Stratigraphy
| Formation: | Angostura |
Lithology and environment
| Primary lithology: | muddy sandstone |
| Includes fossils? | Y |
| Lithology description: muddy, fine- grained sandstones with abundant mollusk shells | |
| Environment: | shallow subtidal indet. |
| Geology comments: shore-face and inner-shelf paleoenvironments | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 204348 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen | Research group: | vertebrate |
| Created: | 2019-09-05 14:20:11 | Last modified: | 2019-09-05 14:20:11 |
| Access level: | the public | Released: | 2019-09-05 14:20:11 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 61721. | J. D. Carillo-Briceño, O. A. Aguilera, and F. Rodriguez. 2014. Fossil Chondrichthyes from the central eastern Pacific Ocean and their paleoceanographic significance. Journal of South American Earth Sciences 51:76-90 [M. Uhen/B. Shipps/M. Uhen] |