The Colloncuran (Spanish: Colloncurense) age is a period of geologic time (15.5–13.8 Ma) within the Middle Miocene epoch of the Neogene, used more specifically...

Huayquerian (9.0 to 6.8 Ma) Mayoan (11.8 to 9.0 Ma) Laventan (13.8 to 11.8 Ma) Colloncuran (15.5 to 13.8 Ma) Friasian (16.3 to 15.5 Ma) Santacrucian (17.5 to 16...

Kelenken is known from the Collón Curá Formation, and lived during the Colloncuran age of South America, when open environments predominated, which allowed...

Pliocene, possibly up to Early Pleistocene) Genus Kelenken (Middle Miocene (Colloncuran) Collón Curá Formation of Río Negro Province, Argentina; largest known...

Purussaurus is an extinct genus of giant caiman that lived in South America during the Miocene epoch, from the Friasian to the Huayquerian in the SALMA...

Barinasuchus (meaning "Barinas crocodile", in reference to where the type material was found) is an extinct genus of sebecid mesoeucrocodylian. Its fossils...

Formation Miocene Argentina – Colloncuran Collón Curá Formation and Santacrucian Santa Cruz Formation Bolivia – Colloncuran Nazareno Formation Chile – Santacrucian...

Phorusrhacos (/ˌfɔːrəsˈrɑːkɒs/ FOR-əs-RAH-koss) is an extinct genus of giant flightless terror birds that inhabited South America during the Miocene epoch...

Genus Pseudonotictis Pseudonotictis chubutensis (early middle Miocene, Colloncuran SALMA) Pseudonotictis pusillus (late early Miocene, Santacrucian SALMA)...

Yarquen is an extinct genus of owls which lived in what is now Argentina in the middle Miocene. It contains a single species, Yarquen dolgopolae. It is...