Pyrgus speyeri (Staudinger, 1887) (= Pyrgus alveus auct. non Huebner, 1803)
Range: the mountains of S Siberia east of the East Sayan, Amurland, Primorye, E Mongolia, NE China.
ssp: speyeri (Staudinger, 1887); range: Transbaikalia, Amurland, Primorye.
Wings open; on Bupleurum scorzonerifolium Willd.
A forb meadow on a SE slope 12 km SE of the village Gazimurskii Zavod, Gazimurskozavodskoi District, E Chita Province, E Transbaikalia, Siberia, Russia. 24th July 1997. O. Kosterin.