Colias thisoa Menetries, 1832.
Range: Mountains from Asia Minor through Caucasus, Elburs,
Central Asia to Altai, Tuva and East Sayan.
Ssp: ? aeolides Grum-Grshimailo, 1890: Ghissaro-Alai, N and Inner Tien Shan, Dzhungarian Alatau, Saur, Tarbagatai, ALtai, Sayans.
A male, wings closed
A steppe on the Dzhazator River right bank in its upper flow, between the Chikty and Akbul River, 2000 m above sea level, Kosh-Agach District, Altai Republic, West Siberia, Russia. 12th July 1998. O. Kosterin.