Western Pygmy Blue

Brephidium exile

Appearance: Above, both wings with blue only in basal area, the remainder of the wings are copper with a white fringe. Below, wings are two-toned with gray at the base and copper toward the edges. Hindwing has four pronounced marginal dots with iridescence.

Size: Small; 3/8 to 3/4 inch

Habitat: Salty marshes, alkaline, and other disturbed areas

Season: Spring to fall in southern U.S.; northern sightings are probably emigrants or their summer offspring

Larval Foodplant: Goosefoot Family such as Lambsquarter, Salt Bush, and Russian Thistle

Did You Know…
This is the smallest butterfly occurring in North America. It is slow and low flying and easily overlooked.

Species Gallery (click to enlarge)