Boloria natazhati bankslandia Shepard 1998

Shepard 1998. Revision of Boloria natazhati (Gibson) (Lepidoptera: Nymphalidae). Emmel, Thomas C.[Ed]. Systematics of western North American butterflies., Mariposa Press, Gainesville, 1998: i-xviii, 1-878. Chapter pagination: 731-735