Erebia cyclopius

Erebia cyclopius is a species of butterfly of the Satyrinae subfamily in the family Nymphalidae. It is found from the Ural to Siberia, northern Mongolia, northern China and North Korea. The habitat consists of forest edges, flowery meadows and sparse larch forests.

The wingspan is 46–62 mm. Adults are on wing from June to July.

The species overwinters in the larval stage.