Uhler's Arctic
Common NameUhler's Arctic
Scientific NameOeneis uhleri
FamilyNymphalidae
SubfamilySatyrinae
Wingspan (mm)50
Primary Colorsbrown, grey, black, tan
HabitatDry grasslands, prairies, sagebrush steppes, rocky slopes
Geographic RangeWestern North America, from southern Canada south through the Rocky Mountains to Colorado and Utah, and parts of the Great Plains.
Host Plantsfescue, bluegrass, sedge
Flight PeriodMay to July
Conservation Statusleast-concern
Lifecycle NotesThe lifecycle is typically biennial, with larvae overwintering twice before pupating. Larvae feed on various grasses.
Identification TipsKey identification features include the tawny brown upperside with a distinct row of small black spots, and the heavily mottled grey-brown hindwing underside, which lacks a prominent white band.
Description
This medium-sized butterfly exhibits a highly cryptic underside, mottled with shades of brown and grey, featuring a row of small black spots on both fore and hindwings. Its upperside is typically tawny brown with similar spotting.
