Top right: medial view of left valva; bottom right: medial view of right valva; left: dorsal view of both valvae. Images published in: John McLauren Burns 1970. Secondary Symmentry of Asymmetric Genitalia in Males of Gesta funeralis and E. propertius (Lepidoptera: Hesperiidae). Psyche 77: 430-435, 4 figs.; f. 1

Image from: Godman, Frederick DuCane 1899. Biologia Centrali-Americana. Insecta. Lepidoptera-Rhopalocera. London, Dulau & Co., Bernard Quaritch. 2: 457-460, pl. 91 (June), f. 12
Image courtesy Missouri Botanical Garden. http://www.botanicus.org/

Image from: Lindsey, Arthur Ward, Ernest Layton Bell and Roswell Carter Williams, Jr. 1931. The Hesperioidea of North America. Denison University Bulletin 26: 1-142, pls. 1-33 (April); pl. 14 f.15

Image from Hayward, Kenneth John 1948. Insecta, Lepidoptera (Rhopalocera), familia Hesperiidarum, subfamiliae Pyrrhopyginarum et Pyrginarum. In: Descole, H. R. (Ed.), Genera et species animalium argentinorum. Buenos Aires, Guillermo Kraft. 1: [10] + 389 pp., 27 pls. (21 September); pl. 12 f. 13

Abnormal symmetric genitalia. Top right: medial view of left valva; bottom right: medial view of right valva; left: dorsal view of both valvae. Images published in: John McLauren Burns 1970. Secondary Symmentry of Asymmetric Genitalia in Males of Gesta funeralis and E. propertius (Lepidoptera: Hesperiidae). Psyche 77: 430-435, 4 figs.; f. 2

Drawing published in: Scott, James A. 1986. Butterflies of North America, a natural historyand field guide. Stanford; Stanford University Press: xv +583 pp., 64 pls., 71 figs. 2 tbls., maps. {[26 Sep]};f. 71 #656