El Rosado (Eocene of Argentina)

Also known as Gran Barranca faunule 8, GBV-3, Gran Barranca Fauna "El Rosado"

Where: Chubut, Argentina (45.7° S, 68.7° W: paleocoordinates 48.1° S, 58.8° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Mustersan mammal zone, Rosado Member (Sarmiento Formation), Mustersan (48.0 - 42.0 Ma)

• Mustersan SALMA, Middle Eocene (Woodburne et al. 2014). May belong to an earlier phase of the Mustersan relative to Coley's Quarry.

•High in Gran Barranca section II of Cifelli (1985), in "massive tuff with silicified patches, tuff pebbles below"

• 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 176194: authorized by Jelle Zijlstra, entered by Jelle Zijlstra on 30.01.2016, edited by Grace Varnham

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Notoungulata - Notohippidae
? Puelia sp.4 Roth 1902 notoungulate
MPEF-PV 6713, jugal and maxilla fragments; MPEF-PV 6853, left upper M1
 Notoungulata - Notopithecidae
Guilielmoscottia sp.5 Ameghino 1901 notoungulate
Notopithecus sp. Ameghino 1897 notoungulate
Antepithecus brachystephanus Ameghino 1901 notoungulate
 Notoungulata - Archaeohyracidae
Pseudhyrax strangulatus5 Ameghino 1901 notoungulate
 Notoungulata - Interatheriidae
Eopachyrucos sp.5 Ameghino 1901 notoungulate
 Panameriungulata - Didolodontidae
Paulogervaisia inusta3 Ameghino 1901 placental
MPEF 6857a-b
 Theriamorpha -
 Cingulata - Dasypodidae
Meteutatus cf. attonsus1 Ameghino 1902 armadillo
Machlydotherium sp.1 Ameghino 1902 armadillo
Utaetus lenis2 Ameghino 1902 armadillo
Stegosimpsonia sp.1 Vizcaino 1994 armadillo
Mazzoniphractus ingens2 Carlini et al. 2010 armadillo
Parutaetus chicoensis2 Ameghino 1902 armadillo