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ELM 4, 1.5 km northwest of Esperanza (Oligocene of Peru)

Where: Bagua, Peru (5.7° S, 78.5° W: paleocoordinates 7.9° S, 72.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: El Milagro Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• = upper member of Sambimera Formation sensu Naeser et al., 1991

•late early Oligocene, ca. 31.0 ± 3.1 Ma

• bed-level stratigraphic resolution

Environment/lithology: fluvial; sandstone and fine-grained, medium, coarse conglomerate

• sandstone and coarse to fine-grained conglomerate

Size class: macrofossils

Primary reference: R. Salas, J. Sánchez, and C. Chacaltana. 2006. A new Pre-Deseadan Pyrothere (Mammalia) from northern Peru and the wear facets of molariform teeth of Pyrotheria. Journal of Vertebrate Paleontology 26(3):760-769 [P. Mannion/P. Mannion] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 186564: authorized by Philip Mannion, entered by Philip Mannion on 26.06.2017

Creative Commons license: CC BY (attribution)