About the Authors
- Sebastián Apesteguía
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Affiliation Área de Paleontología. Fundación de Historia Natural 'Félix de Azara', CEBBAD, Univ. Maimónides, Buenos Aires, Argentina
- Nathan D. Smith
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Affiliation Dinosaur Institute, Natural History Museum of Los Angeles County, Los Angeles, United States of America
- Rubén Juárez Valieri
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Affiliation Secretaría de Cultura, Gobierno de la Provincia de Río Negro, General Roca, Argentina
- Peter J. Makovicky
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* E-mail: pmakovicky@fieldmuseum.org
Affiliation Section of Earth Sciences, Integrative Research Center, Field Museum of Natural History, Chicago, Illinois, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: SA NDS PJM. Performed the experiments: SA NDS PJM. Analyzed the data: NDS PJM. Contributed reagents/materials/analysis tools: SA NDS RJV PJM. Wrote the paper: SA NDS PJM.