Potential earliest record of Podocnemidoid turtles from the Early Cretaceous (Valanginian) of ColombiaDOI: info:10.1666/10-097.1v. 85No. 5877–881
Cadena, Edwin A. 2011. "Potential earliest record of Podocnemidoid turtles from the Early Cretaceous (Valanginian) of Colombia." Journal of Paleontology, 85, (5) 877–881. https://doi.org/10.1666/10-097.1.