Gobernador Gregores, Pinturas Fm., Río Chico, Santa Cruz (Miocene of Argentina)

Also known as Estancia La Cañada

Where: Santa Cruz, Argentina (48.9° S, 70.2° W: paleocoordinates 49.5° S, 64.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pinturas Formation, Santacrucian (17.5 - 16.3 Ma)

• Pertains to "Upper Sequence" according to Kramarz and Bellosi, 2005 = typical Santacrucian

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

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 59333: authorized by Darin Croft, entered by Darin Croft on 26.03.2006, edited by Grace Varnham, Juan Carrillo and Jelle Zijlstra

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia -
Adelphomys candidus5 Ameghino 1887 caviomorph
1 specimen
Acarechimys minutissimus5 Ameghino 1887 caviomorph
1 specimen, MACN-PV SC4091
Spaniomys modestus5 Ameghino 1887 caviomorph
4 specimens
 Rodentia - Acaremyidae
Acaremys murinus2 Ameghino 1887 caviomorph
3 specimens
 Rodentia - Chinchillidae
Prolagostomus sp.4 Ameghino 1887 chinchilid
1 specimen
 Rodentia - Dinomyidae
Scleromys osbornianus7 Ameghino 1894 caviomorph
3 specimens
 Rodentia - Neoepiblemidae
Perimys erutus4 Ameghino 1887 caviomorph
2 specimens
 Rodentia -
Neoreomys australis7 Ameghino 1887 caviomorph
4 specimens
 Rodentia - Eocardiidae
Phanomys mixtus6 Ameghino 1887 caviomorph
4 specimens
 Rodentia -
Luantus toldensis6 Kramarz 2006 caviomorph
1 specimen
 Paucituberculata - Palaeothentidae
Palaeothentes lemoinei3 Ameghino 1887 marsupial
Palaeothentes intermedius3 Ameghino 1887 marsupial
MACN SC-732
"Acdestis owenii" = Acdestis oweni1 Ameghino 1887 marsupial