Erebia epipsodea

Erebia epipsodea, the common alpine, is a butterfly species of the subfamily Satyrinae of family Nymphalidae. It is found in North America from Alaska south through the Rocky Mountains to northern New Mexico and east across the prairie provinces to southwest Manitoba.

The wingspan is 34–45 mm. Adults are on wing from mid-June to early August.

The larvae feed on various grass species.

Subspecies
Listed alphabetically:
 * E. e. epipsodea Butler, 1868 – eastern British Columbia and western Alberta
 * E. e. freemani Ehrlich, 1954 – eastern Alberta to Manitoba
 * E. e. hopfingeri Ehrlich, 1954
 * E. e. remingtoni Ehrlich, 1952 – northern British Columbia and Yukon
 * E. e. rhodia Edwards, 1871 – Colorado

Similar species

 * Vidler's alpine (E. vidleri)