Viche Formation
The Viche Formation is a Langhian (Friasian to Colloncuran in the SALMA classification) geologic formation of the Borbón Basin in northwestern Ecuador. The formation underlies the Angostura Formation. Fossils of Ziphiidae indet. have been found in the formation.[1]
| Viche Formation Stratigraphic range: Langhian (Friasian-Colloncuran) ~16–13.7 Ma | |
|---|---|
| Type | Geological formation |
| Underlies | Angostura Formation |
| Lithology | |
| Primary | Siltstone |
| Other | Claystone |
| Location | |
| Coordinates | 1.1°N 79.2°W |
| Approximate paleocoordinates | 0.3°N 76.1°W |
| Region | Esmeraldas Province |
| Country |  Ecuador |
| Extent | Borbón Basin |
| Type section | |
| Named for | Viche, traditional fish dish |
  Viche Formation (Ecuador) | |
References
- Las Penas at Fossilworks.org
Further reading
- G. Bianucci, W. Landini, G. Valleri, L. Ragaini, and A. Varola. 2005. First cetacean fossil records from Ecuador, collected from the Miocene of Esmeraldas Province. Rivista Italiana di Paleontologia e Stratigrafia 111(2):345-350
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