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Barrancas de Sarmiento (Miocene of Argentina)

Where: Buenos Aires, Argentina (38.7° S, 62.3° W: paleocoordinates 38.9° S, 60.0° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Xenodontomys ellipticus Zone mammal zone, Cerro Azul Formation, Huayquerian (9.0 - 6.8 Ma)

• proposed to be late Huayquerian SALMA in age

•Late Huayquerian (Late Miocene–earliest Pliocene; late Messinian–early Zanclean; see below; Deschamps et al., 2013)

Environment/lithology: terrestrial; unlithified, silty sandstone and carbonate

• silty-loessic sediments of the "Pampean Sediments"

Size classes: macrofossils, mesofossils

Collection methods: bulk, quarrying, surface (float), surface (in situ),

• Cátedra de Geología Histórica from the Universidad Nacional del Sur, Bahía Blanca

Primary reference: C. M. Deschamps. 2005. Late Cenozoic mammal bio-chronostratigraphy in southwestern Buenos Aires Province, Argentina. Ameghiniana 42(4):733-750 [D. Croft/D. Croft] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 61300: authorized by Darin Croft, entered by Darin Croft on 04.06.2006, edited by Miranta Kouvari

Creative Commons license: CC BY (attribution)