Emmel, Emmel & Mattoon 1998. New subspecies of Nymphalidae from California and a neotype designation for Argynnis rupestris Behr (Lepidoptera: Nymphalidae). Emmel, Thomas C.[Ed]. Systematics of western North American butterflies., Mariposa Press, Gainesville, 1998: i-xviii, 1-878. Chapter pagination: 139-158