Pyrgus sibiricus (Reverdin, 1911)
Range: The mountains of S Siberia and Mongolia.
ssp: sibiricus (Reverdin, 1911); ?monotypical.
wings half open
An alpine meadow in the valley of the Chikty Rivulet, 2500 m above sea level, the southern principle slope of the Yuzhno- Chuiskii mountain range, the upper Dzhazator River basin, Kosh- Agach District, Altai Republic, West Siberia, Russia. 15th July 1998. O. Kosterin.