Tinguirirican
The Tinguirirican age is a period of geologic time within the Late Eocene and Early Oligocene epochs of the Paleogene, used more specifically within the SALMA classification in South America. It follows the Divisaderan and precedes the Deseadan age.
Etymology
The age is named after the Tinguiririca fauna of the Abanico Formation in Chile.Formations
| Formation bold is type | Country | Basin | Notes |
| Abanico Formation - Tinguiririca fauna | Abanico Basin | ||
| Chota Formation | Bagua Basin | ||
| Entre-Córregos Formation | Aiuruoca Basin | ||
| Gualanday Group | Central Colombian Ranges | ||
| Laguna Brava Formation | Precordillera | ||
| Loreto Formation | Magallanes Basin | ||
| El Milagro Formation | Bagua Basin | ||
| Otuma Formation | Pisco Basin | ||
| Sarmiento Formation | Golfo San Jorge Basin | ||
| Seca Formation | Progreso Basin | ||
| Soncco Formation | Eastern Peruvian Andes |