The Sarmiento Formation (Spanish: Formación Sarmiento), in older literature described as the Casamayor Formation, is a geological formation in Chubut...

Formation, Peru Barrancan Progarzonia notostylopense - Sarmiento Formation, Argentina Deseadan Pseudhalmarhiphus guaraniticus - Sarmiento Formation,...

years ago in Patagonia, Argentina (Santa Cruz and Sarmiento Formations) and Chile (Río Frias Formation). Borhyaena was a predator and had a large head and...

Madagascar Eocene Casamayoran Sarmiento Formation, Argentina Itaboraian Las Flores Formation, Argentina and Itaboraí Formation, Brazil Mohabey, D.M.; Head...

The 70 metres (230 ft) thick formation overlies the Sarmiento Formation and is overlain by the Puerto Madryn Formation and comprises grey and white tuffaceous...

found in the Santa Cruz Formation in Argentina. Other fossils have been found in the Deseado, Sarmiento, and Aisol Formations of Argentina and Chile (Cura-Mallín...

(Deseadan) Tremembé Formation of São Paulo State, Brazil) Genus Physornis (Middle to Late Oligocene (Deseadan) Sarmiento Formation of Santa Cruz Province...

Astegotherium is an extinct genus of xenarthran, belonging to the family Dasypodidae. It lived from the Early to the Middle Eocene, and its fossilized...

de la Piedra, Deseado, and Sarmiento Formations of Argentina, the Salla Formation of Bolivia, and the Moquegua Formation of Peru. Coniopternium was first...

of presbyornithid bird from the Eocene Bird Clay Locality of the Sarmiento Formation of Chubut Province, Argentina. The genus contains a single species...