About the Authors
- José Miguel Gasulla
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Contributed equally to this work with: José Miguel Gasulla, Fernando Escaso
Affiliation Unidad de Paleontología, Universidad Autónoma de Madrid, Cantoblanco, Madrid, Spain
- Fernando Escaso
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Contributed equally to this work with: José Miguel Gasulla, Fernando Escaso
* E-mail: fescaso@ccia.uned.es
Affiliation Grupo de Biología Evolutiva, Universidad Nacional de Educación a Distancia, Madrid, Spain
- Iván Narváez
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Affiliation Grupo de Biología Evolutiva, Universidad Nacional de Educación a Distancia, Madrid, Spain
- Francisco Ortega
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Affiliation Grupo de Biología Evolutiva, Universidad Nacional de Educación a Distancia, Madrid, Spain
- José Luis Sanz
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Affiliation Unidad de Paleontología, Universidad Autónoma de Madrid, Cantoblanco, Madrid, Spain
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: JMG FE IN FO JLS. Performed the experiments: JMG FE. Analyzed the data: JMG FE FO. Contributed reagents/materials/analysis tools: IN FO JLS. Wrote the paper: JMG FE FO IN JLS.