Heteropterus morpheus (Pallas, 1771) - Large Chequered Skipper.
Range: The temperate Eurasia, in Siberia northwards to the southern taiga.
ssp.: morpheus (Pallas, 1771) - monotypical
wings closed.
Copulation initiation
A herbaceous meadow with birch groves on the interfluve between the Shadrikha and Zyryanka Rivulets at the village Lozhok at Akademgorodok [Novosibirsk Academy Town], Novosibirsk District and Province, West Siberia, Russia. 29th June 1998. O. Kosterin.
Ареал: умеренная Евразия, в Сибири на север до южной тайги.