Where: Mexico, Mexico (19.9° N, 99.1° W: paleocoordinates 19.9° N, 99.1° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Becerra Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Late Pleistocene on the basis of mammals (Hibbard, 1955) and avifauna

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial; lithology not reported

Size class: macrofossils

Collected in the 1930s; reposited in the LACM

Primary reference: H. Howard. 1969. Avian fossils from three Pleistocene sites in central Mexico. Los Angeles County Museum Contributions in Science 172:1-11 [J. Alroy/K. Sears/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 192627: authorized by Matthew Clapham, entered by Matthew Clapham on 14.04.2018

Creative Commons license: CC BY (attribution)