Species Copablepharon columbia - Hodges#10686.4

10686.4

FWL males = 16-17 mm; FWL females = 19 mm (1)

Forewing ground color dark ocher with pale shading on costa, at position of reniform spot and distill to it, and along the fold; veins, especially on outer third of wing pale yellow; PM line represented by series of black spots on veins; fringe ocher on basal half and white on outer half. Hindwing dark fuscous; fringe pale fuscous. Antenna black; male narrowly bipectinate. (1)

Washington - Columbia Basin - Grant County (1)

dunes near Potholes Reservoir (1)

May-June (1)

Copablepharon mutans has genitalia that cannot be distinguished from columbia, however mutans has a more noticeably contrasting FW and HW and flies in late summer. (1)

Copablepharon longipenne has similar genitalia and looks very much like columbia, however longipenne does not fly in the spring. (1)

Moth Photographers Group (MPG)

Pacific Northwest Moths