About the Authors

Tea Jashashvili

tjashashvili@yahoo.fr

Affiliations Evolutionary Studies Institute, University of the Witwatersrand, Wits, South Africa, Department of Geology and Palaeontology, Georgian National Museum, Tbilisi, Georgia

Mark R. Dowdeswell

Affiliation School of Statistics and Actuarial Science, University of the Witwatersrand, Wits, South Africa

Renaud Lebrun

Affiliation Institut des Sciences de l’Evolution de Montpellier—UMR 5554, Montpellier, France

Kristian J. Carlson

Affiliations Evolutionary Studies Institute, University of the Witwatersrand, Wits, South Africa, Department of Anthropology, Indiana University, Bloomington, Indiana, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TJ MRD KJC RL. Performed the experiments: TJ RL. Analyzed the data: TJ MRD KJC RL. Contributed reagents/materials/analysis tools: TJ MRD RL. Wrote the paper: TJ KJC MRD RL.