Project 2688: I. J. Garzón-Orduña, A. V. Brower, M. Kamilari, A. Iribar, J. Murienne. 2018. Cracking the Code: Examination of Species Delimitations among Hamadryas Butterflies with DNA Barcodes Suggests Caribbean Cracker is Hamadryas februa Hübner (Nymphalidae: Biblidinae). Journal of the Lepidopterists. 72 (1):53-73.