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♦ ¹Diet and feeding activity of Acestrorhynchus lacustris (Lütken, 1875) (Characiformes, Acestrorhynchidae) in the water reservoir at Ribeirão Claro, SP, Silva, AT. and Goitein, R., Braz. J. Biol., 69(3): 757-762, 2009
♦ ²Food Habits of Piranhas in the Low Llanos of Venezuela, Leo G. Nico; Donald C. Taphorn, Biotropica, Vol. 20, No. 4. (Dec., 1988), pp. 311-321.