Uncas Skipper

Hesperia uncas (W. H. Edwards, 1863)

Family: Hesperiidae

Status: Uncommon/rare local resident

NENHP Ranking: S2, Tier 2

Range: This species can be found from central Alberta to southern Manitoba south to northern Texas and northeastern Arizona. In Nebraska it has been found in the western half of the state.

Broods/Flight Times: There is one main flight in late May to mid June and a partial second from mid August to early September.

Larval Hostplant(s): Grasses, of which Bouteloua gracilis and Stipa species are preferred.

Habitat: Uncas skippers inhabit sandhills, mixed and shortgrass prairies.

Found at: Crescent Lake NWR, Wildcat Hills SRA, I-80 Mile Marker 1, I-80E Sidney Rest Area

Overwintering: This species likely overwinters as a caterpillar.

Similar Species:

Notes: They avidly take nectar from Platte thistles during the first flight, while the second brood should be sought on Liatris flowers. 

Uncas Skipper, Sioux County, Photo by Colin Croft
Uncas Skipper – female, dorsal
Uncas Skipper – female, ventral
Uncas Skipper – male, dorsal
Uncas Skipper – male, ventral

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