Image from: Doubleday, Edward 1848-49. The genera of diurnal Lepidoptera: comprising their generic characters, a notice of their habits and transformations, and a catalogue of the species of each genus. London, Longman, Brown, Green & Longmans. 1: pl. 30 (9 July 1849), 235-242 (3 August 1849). v. 1, p. 235, species No. 13, pl. 30, f. 1