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Afranius Duskywing

(Erynnis afranius)

 

 

Afranius Duskywing (Erynnis afranius [Lintner])

Wing span: 1 1/4 - 1 3/8 inches (3.2 - 3.5 cm).

Identification: Hindwing fringes are pale-tipped. Upperside is dark brown; forewing has abundant pale overscaling and several clear spots. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.

Life history: To seek females, males perch in gullies and swales during the day. Females lay eggs singly under leaves of the host plant.

Flight: Several flights from March-August in southern California; two flights from May-August in the rest of the range.

Caterpillar hosts: Various legumes including deerweed (Lotus scoparius), lupine (Lupinus species), and milkvetch (Astragalus species).

Adult food: Flower nectar.

Habitat: Open woodlands, edges and openings in forests, prairie.

Range: Montana and North Dakota south through the mountains to southern California, Arizona, New Mexico, and Mexico.

 

Afranius Duskywing (Erynnis afranius)