Colias thisoa is a butterfly in the family Pieridae. It is found in the mountains of the Caucasus, Transcaucasia, Turkey, Iran, central Asia, and southern Siberia. The habitat consists of humid mountain meadows in the forest belt.Russian Insects
The larvae feed on Astragalus species.
Subspecies The following subspecies are recognised: Colias thisoa thisoa (Caucasus Major) Colias thisoa strandiana Sheljuzhko, 1935 (Caucasus Minor, Armenian Highland) Colias thisoa shakuhensis Sheljuzhko, 1935 (Talysh, Kopet-Dagh) Colias thisoa aeolides Grum-Grshimailo, 1890 (northern and Inner Tian-Shan, Ghissar, Darvaz, Alai) Colias thisoa urumtsiensis Verity, 1909 (central Tian-Shan) Colias thisoa irtyschensis Lukhtanov, 1999 (south-western Altai) Colias thisoa nikolaevi Korshunov, 1998 (Alai, Kurai, Tyurguno Steppe)
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