Attributes / relations provided by
♦ ¹Tropical Fruit-Eating Birds and Their Food Plants: A Survey of a Costa Rican Lower Montane Forest, Nathaniel T. Wheelwright, William A. Haber, K. Greg Murray, Carlos Guindon, Biotropica Vol. 16, No. 3 (Sep., 1984), pp. 173-192
♦ ²Toledo, MCB. and Moreira, DM., 2008. Analysis of the feeding habits of the swallow-tailed hummingbird, Eupetomena macroura (Gmelin, 1788), in an urban park in southeastern Brazil Brazilian Journal of Biology, vol. 68, p. 419-426