Cerro Blanco, Mustersan (Eocene of Argentina)

Also known as Canadon Blanco

Where: Chubut, Argentina (45.8° S, 69.0° W: paleocoordinates 48.2° S, 59.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• Mustersan SALMA - Middle to Late Eocene according to Woodburne et al. (2014)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by S. Roth

Primary reference: L. G. Marshall. 1982. Systematics of the extinct South American marsupial family Polydolopidae. Fieldiana Geology 12:1-109 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 175761: authorized by Richard Butler, entered by Richard Butler on 09.01.2016, edited by Jelle Zijlstra, Philip Mannion and Miranta Kouvari

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Astrapotheria - Trigonostylopidae
Albertogaudrya robusta n. gen. n. sp.3
Albertogaudrya robusta n. gen. n. sp.3 Roth 1904 placental
 Notoungulata - Archaeopithecidae
Archaeopithecus rogeri6 Ameghino 1897 notoungulate
MLP 12-1529
 Notoungulata - Archaeohyracidae
Isolophodon cingulosus n. gen. n. sp.3 Roth 1904 notoungulate
Pseudhyrax eutrachytheroides5 Ameghino 1901 notoungulate
AMNH 29406, dentary m1-3; AMNH 29410, dentary m1-3; AMNH 28883, maxilla M1-3
 Notoungulata - Isotemnidae
? Acoelohyrax indet.5 Ameghino 1902 notoungulate
AMNH 29487, maxilla P2-M2
 Notoungulata -
Periphragnis exauctus5 Ameghino 1902 notoungulate
AMNH 29420, lower jaw; AMNH 29422, lower jaw; AMNH 28752, lower jaw fragment
 Notoungulata - Homalodotheriidae
Trigonolophodon inflatus n. gen. n. sp.3 Roth 1904 notoungulate
Trigonolophodon elegans n. sp.3 Roth 1904 notoungulate
 Panameriungulata - Proterotheriidae
Polyacrodon lanciformis4 Roth 1899 placental
AMNH 29482, maxilla with P4-M2
 Cingulata - Dasypodidae
"Meteutatus confluens" = Sadypus confluens4, Machlydotherium asperum4
"Meteutatus confluens" = Sadypus confluens4 Ameghino 1902 armadillo
AMNH 29409, single scute
Machlydotherium asperum4 Ameghino 1902 armadillo
AMNH 29407, two scutes
 Theriamorpha -
Pseudoglyptodon sp.2 Engelmann 1987 edentate
AMNH 29483
 Polydolopimorphia - Polydolopidae
Polydolops cf. thomasi1 Ameghino 1897 metatherian
MLP 52-XI-4-176