Image from: Godman, Frederick DuCane 1899-1901. Biologia Centrali-Americana. Insecta. Lepidoptera-Rhopalocera. London, Dulau & Co., Bernard Quaritch. 2: 501-532, pls. 95-96 (October 1900).
v. 2, p. 514, pl. 96, f. 24
Image courtesy Missouri Botanical Garden. http://www.botanicus.org/