Mitoura rosneri

Mitoura rosneri, the Rosner's hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America in British Columbia.^[1] and Washington state. Subspecies C. r. plicataria is known as Barry's hairstreak.

Rosner's hairstreak
Mitoura rosneri rosneri
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Lycaenidae
Genus:	Mitoura
Species:	M. rosneri
Binomial name
Mitoura rosneri Johnson, 1976
Synonyms
Mitoura (Callophrys) barryi Johnson, 1976

The wingspan is 21–27 mm (0.83–1.06 in).^[1]

The larvae of subspecies M. r. rosneri feed on western red cedar (Thuja plicata),^[1] while the larvae of subspecies M. r. plicataria feed on Rocky Mountain juniper (Juniperus scopulorum).

Subspecies

• M. r. rosneri — Rosner's hairstreak (interior ranges of British Columbia)
• M. r. plicataria Johnson, 1976 — Barry's hairstreak (Vancouver Island and Coast Range of British Columbia, Washington)

Taxonomy

Both M. r. rosneri and M. r. plicataria are often treated as subspecies of Callophrys gryneus. Callophrys barryi is a synonym of C. r. plicataria.^[2]