Gateway to the Paleobiology Database
Caleufú (Miocene of Argentina)

Also known as Zone of Xenodontomys elongatus

Where: Buenos Aires, Argentina (35.7° S, 64.7° W: paleocoordinates 35.9° S, 62.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Huayquerian mammal zone, Saldungaray Formation, Late/Upper Miocene (11.6 - 5.3 Ma)

• The stratotype is recognized in the lower levels of the Cerro Azul Formation in this locality

Environment/lithology: terrestrial; brown, red, silty sandstone

• Reddish light brown silty fine sands and loessoid silts, partly friable and

•partly carbonated, with intercalations of paleosols and calcrete


Size classes: macrofossils, mesofossils

Primary reference: D. H. Verzi, C. I. Montalvo, and C. M. Deschamps. 2008. Biostratigraphy and biochronology of the Late Miocene of central Argentina: Evidence from rodents and taphonomy. Geobios 41:145-155 [C. Jaramillo/M. Vallejo] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 152069: authorized by Carlos Jaramillo, entered by Maria Vallejo on 05.11.2013

Creative Commons license: CC BY (attribution)