Santa Isabel (Pliocene of Argentina)

Where: Buenos Aires, Argentina (38.2° S, 57.7° W: paleocoordinates 38.2° S, 56.8° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Marplatan mammal zone, San Andres Formation, Late/Upper Pliocene (3.6 - 2.6 Ma)

• Marplatan Age/Stage, Sanandresian Subage/Substage

Environment/lithology: terrestrial; red lithology not reported

Size class: macrofossils

Primary reference: D. H. Verzi and C. A. Quintana. 2005. The caviomorph rodents from the San Andrés Formation, east-central Argentina, and global Late Pliocene climatic change. Palaeogeography, Palaeoclimatology, Palaeoecology 219(3-4):303-320 [C. Jaramillo/J. Carrillo]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 123525: authorized by Mark Uhen, entered by Margaret Shalap on 25.01.2012, edited by Juan Carrillo

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Caviidae
Cavia galileoi n. sp. Verzi and Quintana 2005 guinea pig
Holotype: MACN 19721
 Rodentia - Ctenomyidae
Ctenomys chapalmalensis Ameghino 1908 caviomorph
 Rodentia - Octodontidae
Abalosia castellanosi Rusconi 1933 caviomorph
 Rodentia - Abrocomidae
Abrocoma sp. Waterhouse 1837 chinchilla rat
MACN 19722
 Rodentia - Echimyidae
Eumysops sp. Ameghino spiny rat