About the Authors

Fiona R. Straehl

Affiliation Paläontologisches Institut und Museum, Universität Zürich, Zürich, Switzerland

Torsten M. Scheyer

Affiliation Paläontologisches Institut und Museum, Universität Zürich, Zürich, Switzerland

Analía M. Forasiepi

Affiliation CONICET, IANIGLA, CCT-Mendoza, Mendoza, Argentina

Ross D. MacPhee

Affiliation Vertebrate Zoology, American Museum of Natural History, New York, New York, United States of America

Marcelo R. Sánchez-Villagra

m.sanchez@pim.uzh.ch

Affiliation Paläontologisches Institut und Museum, Universität Zürich, Zürich, Switzerland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MRSV TMS FRS. Performed the experiments: FRS TMS. Analyzed the data: FRS TMS. Contributed reagents/materials/analysis tools: MRSV AMF RDM. Wrote the paper: FRS MRSV. Checked and made final corrections to the manuscript: FRS MRSV TMS AMF RDM.