Colloncuran
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The Colloncuran ( es, Colloncurense) age is a period of geologic time (15.5–13.8 Ma) within the
Middle Miocene The Middle Miocene is a sub-epoch of the Miocene Epoch made up of two stages: the Langhian and Serravallian stages. The Middle Miocene is preceded by the Early Miocene. The sub-epoch lasted from 15.97 ± 0.05 Ma to 11.608 ± 0.005 Ma (million y ...
epoch of the
Neogene The Neogene ( ), informally Upper Tertiary or Late Tertiary, is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago ( Mya) to the beginning of the present Quaternary Period Mya. ...
, used more specifically within the SALMA classification in South America. It follows the
Friasian The Friasian age is a period of geologic time (16.3–15.5 Ma) within the Early Miocene epoch of the Neogene, used more specifically within the SALMA classification of South America. It follows the Santacrucian and precedes the Colloncuran age. ...
and precedes the
Laventan The Laventan ( es, Laventense) age is a period of geologic time (13.8 to 11.8 Ma) within the Middle Miocene epoch of the Neogene, used more specifically within the SALMA classification in South America. It follows the Colloncuran and precedes ...
age.Paleo Database: Colloncuran
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Etymology

The age is named after the Collón Curá Formation in the Cañadón Asfalto and
Neuquén Basin Neuquén Basin ( es, Cuenca Neuquina) is a sedimentary basin covering most of Neuquén Province in Argentina. The basin originated in the Jurassic and developed through alternating continental and marine conditions well into the Tertiary. The bas ...
s of northern
Patagonia Patagonia () refers to a geographical region that encompasses the southern end of South America, governed by Argentina and Chile. The region comprises the southern section of the Andes Mountains with lakes, fjords, temperate rainforests, and gl ...
,
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
.


Formations


Fossils


References


Bibliography

;Collón Curá Formation * * * * * * * * * * * * * * * * * * * * * * * * * * * ;Castilletes Formation * * * * * * * * ;Cura-Mallín Group * * * ;Gran Bajo del Gualicho Formation * ;Nazareno Formation * * * * ;Pebas Formation * * ;Pisco Formation * * * * * * * * * * * * * * {{SALMA Miocene South America Neogene Argentina . Mapuche language