Leptidea sinapis (Linné, 1758):

N.Kazakhstan, Semipalatinsk Province, Urdzhar distr., Alexeyevka, 25-V-1985, leg. E.Berlov The forewing length is 20 mm. det. E.Berlov

This specimen from S.Russia is given for comparison: W.Caucasus, Krasnodarsky Krai, Ghelendzhik distr., Arkhipo-Osipovka, 15-VI-1975, leg. E.Berlov