Also known as Gran Barranca faunule 15, GBV-60
Where: Chubut, Argentina (45.7° S, 68.7° W: paleocoordinates 47.9° S, 59.4° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Barrancan/Mustersan mammal zone, Rosado Member (Sarmiento Formation), Bartonian to Bartonian (40.4 - 33.9 Ma)
• Transitional between the Barrancan and Mustersan SALMAs, about 38 Ma (Woodburne et al. 2014).
•Near middle of Gran Barranca section V of Cifelli (1985), near bottom of a large section of "massive impure, faintly bedded tuff with Mn., especially in lower part"
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size classes: macrofossils, mesofossils
Primary reference: R. Cifelli. 1985. Biostratigraphy of the Casamayoran, Early Eocene of Patagonia. American Museum Novitates 2820:1-26 [J. Zijlstra/J. Zijlstra] more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 176189: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 30.01.2016
Creative Commons license: CC BY (attribution)