Los Olivos (Pleistocene of Argentina)

Where: Buenos Aires, Argentina (34.5° S, 58.5° W: paleocoordinates 34.5° S, 58.2° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Ensenada Formation, Ensenadan (1.8 - 0.4 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the MACN

Primary reference: F. de Broin and M. de la Fuente. 1993. Les tortues fossiles d'Argentine: synthese [The fossil turtles of Argentina: synthesis]. Annales de Paléontologie (Invertebrés-Vertebrés) 79(3):169-232 [R. Benson/R. Benson/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189518: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 25.10.2017, edited by Grace Varnham and Miranta Kouvari

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Aves
 Psittaciformes - Psittacidae
Pionus ensenadensis n. sp.1
Pionus ensenadensis n. sp.1 Cattoi 1957 parrot
MACN 17.716, a limb element (left humerus)
Reptilia
 Testudines - Testudinidae
Chelonoidis sp.2
Chelonoidis sp.2 Fitzinger 1835 turtle
giant size
Mammalia
 Notoungulata - Mesotheriidae
Mesotherium cristatum3
Mesotherium cristatum3 Serres 1857 notoungulate
MACN PV 2648 (holotype of Typotherium eguiai; Paratype of Typotheridion maendrum). Almost complete skull with complete dentition but incisors broken. MACN PV 2037 (holotype of Bravardia pampea),
 Proboscidea - Gomphotheriidae
Gomphotheriidae indet.5
Gomphotheriidae indet.5 Hay 1922 gomphothere
MACN Pv 1894
  - Mylodontidae
Scelidotherium sp.4
Scelidotherium sp.4 Owen 1839 edentate
CC 98 y 174
1Cattoi 1957; 2de la Fuente et al. 2018; 3Fernández-Monescillo et al. 2023; 4Miño-Boilini and Carlini 2009; 5Mothé et al. 2017