© 2018-20 by Neil Henning Björklund

Metolius River, Jefferson Co, June 2

Northern

Cloudywing

Thorybes pylades

Size: Up to 2 inch wingspan

Key ID features: Above very dark brown with a few narrow white bars and spots on FW. Bars and spots translucent.  Below similar to above, dark brown with with a few narrow tan or off-white bars and spots on FW. 

Similar species: Western Cloudywing flies notably faster, perches on rocks, has shorter white sub-cell bar in FW.

Host plant: Many legume species, but often associated with Lotus crassifolius in Oregon.

Habitat: Canyons, clearings and flowery flatlands.   

Range: Cascade Range, Eastern Blue Mtns, Wallowa Mtns, Siskiyou Mtns, Klamath Mtns, Warner Mtns.

Season: Late April to mid-July

Abundance: Common 

 

Conservation Status: Secure