Damora sagana (Doubleday, 1847) (= Argynnis sagana; = Argynnis paulina Nord.).
This species is famous for its outstanding sexual dimprphism, the males being black-spotted brick-red, as typical for Argynniinae, the females being brownish-black with a violet-green flash and white bands and spots, as Limenitiinae or Apaturinae. It was first described by a male from NE China by Doubleday in 1847 and then by a female as Damora paulina Nordmann, 1851 from the Irkutsk environs.
Range: South Siberia east of the Ob' River basin (locally), East Asia.
ssp.: paulina Nordman, 1851 (= nordmanni Korshunov, 1984); range: the Baikal region, Transbaikalia, Amurland.
A female; wings open.
An open larch (Larix gmelinii (Rupr.) Rupr.)/birch (Betula pendula Roth. and B. davurica Pall.) forest above the left bluff of the Budyumkan River valley 5 km of its confluence with the Argun' River 6 km S of the village Uryupino, Gazimurskozavodskoi District, E Chita Province, E Transbaikalia, Siberia, Russia. 2nd August 1997. O. Kosterin.