Plebejus idas (Bergstrasser, 1779)
Range: the temperate Euroasia north to the southern taiga zone, east to E Yakutia and the Magadan Province, North America.
ssp.: sailjugemicus Zhdanko et Samodurov in Zhdanko, 1999; range: highlands of C and SE Altai.
A female, wings open, on Veronica porphyriana.
A dry Kobresia tundra patch among dwarf birch tundras on a ledge between the Chikty Rivulet and a next upstream right tributary of the Dzhazator River upper flow, 2400 m above sea level, the southern principal slope of the Yuzhno-Chuiskii mountain range, Kosh-Agach District, Altai Republic, West Siberia, Russia. 15th July 1998. O. Kosterin.