Image taken from: Godman, Frederick DuCane, and Osbert Salvin ([1889-91]) "Biologia Centrali-Americana. Insecta. Lepidoptera-Rhopalocera." London, Dulau & Co., Bernard Quaritch. v. 1, p. 65-66, pl. 6, fig. 3 (♂ D).

Image courtesy Missouri Botanical Garden. http://www.botanicus.org/