About the Authors

Mónica Sans

mbsans@gmail.com

Affiliation Departamento de Antropología Biológica, Facultad de Humanidades y Ciencias de la Educación, Universidad de la República, Montevideo, Uruguay

Gonzalo Figueiro

Affiliation Departamento de Antropología Biológica, Facultad de Humanidades y Ciencias de la Educación, Universidad de la República, Montevideo, Uruguay

Cris E. Hughes

Affiliation Department of Anthropology, University of Illinois, Urbana, Illinois, United States of America

John Lindo

Affiliation Department of Anthropology, University of Illinois, Urbana, Illinois, United States of America

Pedro C. Hidalgo

Current address: Centro Universitario de Tacuarembó, Universidad de la República, Tacuarembó, Uruguay

Affiliation Departamento de Antropología Biológica, Facultad de Humanidades y Ciencias de la Educación, Universidad de la República, Montevideo, Uruguay

Ripan S. Malhi

Affiliations Department of Anthropology, University of Illinois, Urbana, Illinois, United States of America, Carl R Woese Institute for Genomic Biology, University of Illinois, Urbana, Illinois, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS PCH RSM. Performed the experiments: GF CEH JL. Analyzed the data: MS GF PCH CEH JL RSM. Contributed reagents/materials/analysis tools: MS RSM. Wrote the paper: MS GF CEH JL PCH RSM. Obtained permissions for ethics committee and consents from contemporary individuals: MS.