Pérez-Miranda, F., O. Mejía, G. Zúñiga, E. Soto-Galera, and O. Rican. “Feeding Ecomorphologies in the Fish Genus Herichthys (Perciformes: Cichlidae) Based on Stomach Content and Lower Pharyngeal Jaw Shape”. Revista De Biología Tropical, vol. 67, no. 3, June 2019, pp. 643–653, doi:10.15517/rbt.v67i3.33616.