Higher classification Boloria | Scientific name Boloria thore Rank Species | |
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Similar Boloria freija, Butterfly, Boloria napaea, Boloria frigga, Boloria improba | ||
Boloria thore, the Thor's fritillary, is a butterfly of the family Nymphalidae. It occurs in damp places in the Alps, Fennoscandia, the south of European Russia, the Urals, Siberia and East Asia.
The wingspan is 28–34 mm. The species produces one generation every two years.
Larvae feed on species of Viola.
References
Boloria thore Wikipedia(Text) CC BY-SA