Carrillo-Briceño, J. D., Villafaña, J. A., De Gracia, C., Flores-Alcívar, F. F., Kindlimann, R., & Abella, J. (2020). Diversity and paleoenvironmental implications of an elasmobranch assemblage from the Oligocene–Miocene boundary of Ecuador. PeerJ.

Carrillo-Briceño, Jorge D., Jaime A. Villafaña, Carlos De Gracia, F. Fernando Flores-Alcívar, René Kindlimann, e Juan Abella. "Diversity and Paleoenvironmental Implications of an Elasmobranch Assemblage From the Oligocene–Miocene Boundary of Ecuador." PeerJ 2020.

Carrillo-Briceño, Jorge D., et al. "Diversity and Paleoenvironmental Implications of an Elasmobranch Assemblage From the Oligocene–Miocene Boundary of Ecuador." PeerJ 2020.