Cerro de los Monos, Pinturas Fm., Lago Buenos Aires, Santa Cruz (Miocene of Argentina)

Where: Santa Cruz, Argentina (47.0° S, 70.7° W: paleocoordinates 47.8° S, 65.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Pinturan zone, Pinturas Formation, Burdigalian (20.4 - 16.0 Ma)

• Pertains to "Middle Sequence" = "Pinturan" of Kramarz & Bellosi 2005

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the MACN

Primary reference: T. M. Bown and C. N. Larriestra. 1990. Sedimentary paleoenvironments of fossil platyrrhine localities, Miocene Pinturas Formation, Santa Cruz Province, Argentina. Journal of Human Evolution 19(1-2):87-119 [D. Croft/D. Croft]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 59321: authorized by Darin Croft, entered by Darin Croft on 26.03.2006, edited by Juan Carrillo, Jelle Zijlstra and Grace Varnham

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Microbiotheria - Microbiotheriidae
Microbiotherium tehuelchum3, "Microbiotherium divisum" = Oligobiotherium divisum3
Microbiotherium tehuelchum3 Ameghino 1887 marsupial
MACN Pv SC1172, m2
"Microbiotherium divisum" = Oligobiotherium divisum3 Ameghino 1902 marsupial
MACN Pv SC550, dentary with m1 and partial m2
 Paucituberculata - Palaeothentidae
Acdestis oweni1 Ameghino 1887 marsupial
MACN SC numbers 558, 578, 585,603
Acdestis lemairei1 Bown and Fleagle 1993 marsupial
MACN SC- 685
Palaeothentes minutus1 Ameghino 1887 marsupial
MACN SC numbers 547, 548, 623
  - Mylodontidae
Nematherium sp.2 Ameghino 1887 edentate
MPM-PV 17420, MPM-PV 17421
 Panameriungulata - Proterotheriidae
Tetramerorhinus fleaglei9 Kramarz and Bond 2005 placental
18 specimens
Tetramerorhinus prosistens9 Ameghino 1899 placental
1 specimen
Picturotherium migueli9 Kramarz and Bond 2005 placental
4 specimens
 Rodentia -
Luantus propheticus7 Ameghino 1899 caviomorph
45 specimens
 Rodentia - Erethizontidae
Branisamyopsis praesigmoides6 Kramarz 2004 porcupine
5 specimens
 Rodentia -
Steiromys principalis6 Ameghino 1901 caviomorph
1 specimen
Eosteiromys cf. homogenidens6 Ameghino 1902 caviomorph
1 specimen
Eosteiromys annectens6 Ameghino 1901 caviomorph
2 specimens
 Rodentia - Dinomyidae
Scleromys quadrangulatus8 Kramarz 2006 caviomorph
3 specimens
 Rodentia - Neoepiblemidae
Perimys intermedius5 Kramarz 2002 caviomorph
34 specimens
 Rodentia - Echimyidae
Prostichomys bowni6 Kramarz 2001 spiny rat
24 specimens
 Rodentia - Acaremyidae
Galileomys eurygnathus6 Kramarz 2004 caviomorph
2 specimens
 Primates - Homunculidae
Soriacebus adrianae4 Fleagle 1990 monkey
2 specimens
 Primates -
Carlocebus carmenensis4 Fleagle 1990 monkey
10 specimens