Colloncuran
The Colloncuran age is a period of geologic time within the Middle Miocene epoch of the Neogene, used more specifically within the SALMA classification in South America. It follows the Friasian and precedes the Laventan age.
Etymology
The age is named after the Collón Curá Formation in the Cañadón Asfalto and Neuquén Basins of northern Patagonia, Argentina.Formations
| Formation bold is type | Country | Basin | Notes |
| Collón Curá Formation | Cañadón Asfalto Basin Neuquén Basin | ||
| Castilletes Formation | Cocinetas Basin | ||
| Cerdas beds | Altiplano Basin | ||
| Cura-MallÃn Group | Cura-MallÃn Basin | ||
| Gran Bajo del Gualicho Formation | Colorado Basin | ||
| Mariño Formation | Cuyo Basin | ||
| Mauri Formation | Altiplano Basin | ||
| Nazareno Formation | Tupiza Basin | ||
| Pebas Formation | Amazon Basin | ||
| Pisco Formation | Pisco Basin |