La Portada Formation
| La Portada Formation Stratigraphic range: Miocene–Pliocene | |
|---|---|
 View of La Portada, the namesake arch made of La Portada Formation rocks resting on darker rocks of Jurassic La Negra Formation | |
| Type | Geological formation |
| Sub-units | Cerro Bandurrias Member |
| Underlies | Mejillones Formation |
| Overlies | Caleta Herradura Formation |
| Location | |
| Region | Antofagasta Region |
| Country | Chile |
| Type section | |
| Named for | La Portada de Antofogasta |
La Portada Formation (Spanish: Formación La Portada) is a geologic formation of Miocene and Pliocene age located near the Coast Range of northern Chile. The formation contains penguin fossils.[1]
See also
References
- ↑ Chávez, Martín F. (2008). "Los pingüinos fósiles de Sudamérica" (PDF). Libro de Actas. I Simposio - Paleontología Chile - 2008 (in Spanish). pp. 116–120.
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