Perez, V.J. & Pimiento, C. & Hendy, A. & González-Barba, G. & Hubbell, G. & Macfadden, B.J. (2017)
Late Miocene chondrichthyans from Lago Bayano, Panama: Functional diversity, environment and biogeography.
Journal of Paleontology, 91(3), 512–547 DOI: 10.1017/jpa.2017.5