Playa La Estafeta (Pliocene of Argentina)

Where: Buenos Aires, Argentina (38.2° S, 57.6° W: paleocoordinates 38.2° S, 56.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Paraglyptodon chapalmalensis mammal zone, Playa Los Lobos Member (Chapadmalal Formation), Chapadmalalan (4.0 - 3.0 Ma)

• Zamorano et al. 2014: Aloformación Playa Los Lobos, Formación Chapadmalal; Chapadmalalense; Biozona de Paraglyptodon chapalmalensis) de Playa La Estafeta, Mar del Plata

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; tabular sandstone

• Degrange et al. 2015: sandstone mud with cut and fill structures

Size class: macrofossils

Primary reference: A. I. Olivares and D. H. Verzi. 2015. Systematics, phylogeny and evolutionary pattern of the hystricognath rodent Eumysops (Echimyidae) from the Plio–Pleistocene of southern South America. 27(8):1042-1061 [P. Mannion/M. Kouvari]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 198849: authorized by Philip Mannion, entered by Miranta Kouvari on 14.01.2019, edited by Grace Varnham and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Didelphimorphia - Didelphidae
Sparassocynus derivatus1
Sparassocynus derivatus1 Reig and Simpson 1972 opossum
MMP M-1341
 Rodentia - Echimyidae
Eumysops gracilis, Eumysops chapalmalensis
Eumysops gracilis Ameghino 1908 spiny rat
Eumysops chapalmalensis Ameghino 1908 spiny rat
 Cingulata - Glyptodontidae
Panochthus sp.3
Panochthus sp.3 Burmeister 1866 glyptodon
MMP 5171
Aves
 Gruiformes - Phorusrhacidae
Llallawavis scagliai2
Llallawavis scagliai2 Degrange et al. 2015 terror bird
MMP 5050 type: nearly complete articulated skeleton
1Beck and Taglioretti 2020; 2Degrange et al. 2015; 3Zamorano et al. 2014