Leptidea morsei (Fenton in Butler, 1881) Fenton's Wood White.
Range: SE and E Europe, the temperate Asia north to the northern taiga zone, the Sakhalin, Japan.
ssp.: major Grund, 1905; range: except for the Far East.wings closed
A pine forest edge, Akademgorodok [Academy Town], Novosibirsk, West Siberia, Russia. 3rd June 1992. O. Kosterin.