About the Authors

Diego Pol

dpol@mef.org.ar

Affiliation Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Museo Paleontológico Egidio Feruglio, Trelew, Argentina

Alberto Garrido

Affiliation Museo Provincial de Ciencias Naturales “Prof. Dr. Juan A. Olsacher”, Zapala, Argentina

Ignacio A. Cerda

Affiliation CONICET-INBIOMA, Museo de Geología y Paleontología, Universidad Nacjonal del Comahue, Neuquén, Argentina

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: DP AG IAC. Conducted anatomical and phylogenetic study: DP. Conducted geological study: AG. Conducted histological study: IAC.