This is an image of Celastrina echo from MX: BCN, Isla de Cedros [AMNH] selected to match the description of BCS population from Brown, John Wesley, Herman George Real and David K. Faulkner 1992. Butterflies of Baja California. Faunal survey, natural history, conservation biology. Beverly Hills, The Lepidoptera Research Foundation, Inc. v + 129 pp., 8 pls., 9 figs., maps.: "generally heavily bordered with black", and digitally modified to widen and enhance the dark border.