Vacciniina optilete (Knoch, 1781) (= Polyommatus optilete) -Cranberry Blue.
Range: the northern Euroasia southwards to the mountains of Mongolia, Korea, and Japan, NW North America.
Males.
The Aldan River right bank 1 km W of Tommot town, Aldan Ulus, Sakha Republic - Yakutia, E Siberia, Russia. 25th June 2002. O. Kosterin.