Horace’s Duskywing

Erynnis horatius (Scudder & Burgess, 1870)

Family: Hesperiidae

Status: Occasional local resident

NENHP Ranking: S3, Tier 2

Range: Found in the eastern United States and parts of the southern Rocky Mountains. In Nebraska it is widely distributed (with large gaps in its range), with no records from the sandhills, southwest, and southern panhandle.

Broods/Flight Times: Two, possibly three flights. Nebraska records range from late April into early September

Larval Hostplant(s): Oaks (Quercus sp.).

Habitat: Is commonly found in oak woodland openings and margins

Found at: Indian Cave State Park, Table Rock SWMA, Niobrara Valley Preserve, Red Cedar Lake (Saunders County), Gavin’s Point Dam (Cedar County)

Overwintering: As full grown larvae

Similar Species: Horace’s Duskywing lacks the spots found on the ventral hindwing of Juvenal’s Duskywing


Horace’s Duskywing, David Cappaert, Bugwood.org
Horace’s Duskdywing – dorsal
Horace’s Duskywing – side view

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