Cauce Arroyo Chasico, frente al campo de Felipe Stefanazzi (Miocene of Argentina)

Where: Buenos Aires, Argentina (38.6° S, 62.5° W: paleocoordinates 38.8° S, 59.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Arroyo Chasicó Formation, Chasicoan (10.0 - 9.0 Ma)

• Vucetich et al 2012: Early Late Miocene

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: R. Pascual and P. Bondesio. 1968. Los Cardiatheriinae (Rodentia, Caviomorpha) de la formacion Arroyo (Plioceno inferior) de la provincia de Buenos Aires. Ameghiniana 5(7):237-251 [P. Mannion/M. Kouvari]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 206218: authorized by Philip Mannion, entered by Miranta Kouvari on 04.11.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Hydrochoeridae
Cardiatherium chasicoense2 Pascual and Bondesio 1968 caviomorph
Holotype: No 300 MMP
Cardiatherium dubium n. sp. Pascual and Bondesio 1968 caviomorph
Holotype: MLP 60-VI-18-37
 Rodentia - Caviidae
Allocavia chasicoense n. gen. n. sp.1
Allocavia chasicoense n. gen. n. sp.1 Pascual 1962 caviomorph
Holotype: MMP 580 (M)