Where: Chubut, Argentina (45.3° S, 68.0° W: paleocoordinates 47.8° S, 58.1° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Vacan zone, Sarmiento Formation, Lutetian (47.8 - 41.3 Ma)
• Sarmiento Formation, Vacan SALMA (a subdivision of the Casamayoran SALMA), middle Eocene (Woodburne et al. 2014).
•
•Located low in Cañadón Vaca section II in a layer of "massive ylw. tuff" (Cifelli 1985).
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Preservation: permineralized
Reposited in the MACN
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 176173: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 30.01.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Trigonostylops ? wortmani Ameghino 1897 placental | |
"Acropithecus rigidus" = Archaeopithecus rogeri
"Acropithecus rigidus" = Archaeopithecus rogeri Ameghino 1897 notoungulate | |
Notostylops pendens Ameghino 1901 notoungulate | |
Henricosbornia lophodonta Ameghino 1901 notoungulate | |
Thomashuxleya externa Ameghino 1901 notoungulate
? Pleurostylodon similis Ameghino 1901 notoungulate |