Ruddy Copper

Tharsalea rubidus (Behr, 1866)

Family: Lycaenidae

Status: Uncommon rarely numerous resident

NENHP Ranking: S3, Tier 2

Range: The Ruddy Copper inhabits most of western North America north of Arizona and New Mexico and south of the Canadian border. In Nebraska its range is chiefly in the panhandle and sand hills.

Broods/Flight Times: One June flight with outliers from May into late July

Larval Hostplant(s): Most often associated with Winged Dock (Rumex venosus) in our area

Habitat: Mainly disturbed areas in the sand hills and escarpments of western Nebraska where its host plants occur

Found at: Nebraska National Forest – Halsey, Crescent Lake and Valentine NWRs

Overwintering: As an egg

Similar Species: Bronze Copper


Ruddy Copper, Photo by Matthew Brust
Ruddy Copper – male, dorsal
Ruddy Copper – male, ventral
Ruddy Copper – female, dorsal
Ruddy Copper – female, ventral

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