Hyponephele lycaon, the dusky meadow brown, is a butterfly species belonging to the family Nymphalidae."Hyponephele Muschamp, 1915" at Markku Savela's Lepidoptera and Some Other Life Forms It is broadly distributed in the temperate zone of the Palearctic from Portugal in the west to the Russian Far East in the east.
The wingspan is about 40 mm. The butterflies fly from June to August depending on the location.
The larvae feed on various grasses.
References
Butterflies of Europe: Hyponephele lycaon