Cortés, D. & Larsson, H.C.E. (2023)
Top of the food chains: an ecological network of the marine Paja Formation biota from the Early Cretaceous of Colombia reveals the highest trophic levels ever estimated. Zoological Journal of the Linnean Society, in press, zlad092
DOI: 10.1093/zoolinnean/zlad092

Cortés, D. & de Gracia, C. & Carrillo-Briceño, J.D. & Aguirre-Fernández, G. & Jaramillo, C. & Benites-Palomino, A. & Enrique, J. (2019)
Shark-cetacean trophic interactions during the late Pliocene in the Central Eastern Pacific (Panama). Palaeontologia Electronica, 2019, 22.2.49, 1–13
DOI: 10.26879/953