Part 27

Somewhat closely resembling the preceding, but appreciably smaller. Expanse 1.00-1.10 inch.

Ranges from the Saskatchewan to Costa Rica, and from the Atlantic to the Rocky Mountains.

(8) Lycæna isophthalma Herrich-Schäffer, Plate XCIII, Fig. 5, ♀ (The Dwarf Blue).

Light brown above in both sexes, with a row of dark spots on outer margin of hind wings; below pale brown profusely marked by light spots and bands, the dark marginal spots of the upper side reappearing, and defined by circlets of metallic scales. Expanse 0.75 inch.

Found in the Gulf States and the Antilles.

(9) Lycæna exilis Boisduval, Plate XCIII, Fig. 6, ♂ (The Pygmy Blue).

The smallest of North American butterflies, closely resembling the foregoing, but distinguished by the white spot on fringe near inner angle of fore wing, and the white fringes of the same wing near apex. Expanse 0.65 inch.

The Pygmy occurs in the Gulf States and in tropical America.

(10) Lycæna theona Lucas, Plate XCIII, Fig. 7, ♀ (The West Indian Blue).

Male shining lavender-blue; this color also glosses the dark outer borders of the wings; female white, with outer borders heavily blackish; fore wings shot with shining sky-blue at base. Hind wings near anal angle have conspicuous eye-spots both above and below. Expanse 0.80 inch.

Occurs in the Gulf States and throughout the tropics of the New World.

(11) Lycæna acmon Doubleday & Hewitson, Plate XCIV, Fig. 1, ♂ (Red-margined Blue).

In many respects resembling L. melissa, but somewhat smaller. Male on upper side brighter blue, and female not as brown as L. melissa, though darker than the male, her wings broadly shot with violet-blue. In both sexes a broad deep red submarginal band on hind wings, marked with black spots. Expanse 0.85-1.10 inch.

Ranges from Arizona to Washington and Montana. The larva feeds on Hosackia.

(12) Lycæna ammon Lucas, Plate XCIV, Fig. 2, ♀, under side (The Indian River Blue).

Male brilliant lilac-blue on upper side; female violet-blue with wide black borders on fore wings, and one or two conspicuous eye-spots near anal angle of hind wings, each surmounted by a carmine crescent. Expanse 0.95-1.10 inch.

Not uncommon in southern Florida; abundant in the Antilles and tropical America.

(13) Lycæna marina Reakirt, Plate XCIV, Fig. 4, ♀ (The Marine Blue).

Male on upper side pale dusky lilac, the dark bands of the under side showing through on upper side. Female dark brown above, with wings at base shot with lilac-blue; the dark bands on the disk are prominent in this sex, especially on fore wings. Expanse 1.10 inch.

Occurs in Texas, Arizona, southern California, and southward. The larva feeds on alfalfa and allied plants.

(14) Lycæna lygdamus (Doubleday), Plate XCIV, Fig. 3, ♂ (The Silvery Blue).

The upper side is well shown in our illustration. The under side is pale chocolate-brown, having on both wings a submarginal band of black spots encircled with white, similar spots at the end of the cells, and one or two also on the costa of the hind wing. Expanse 0.85-1.00 inch.

Ranges from Michigan to Georgia.

(15) Lycæna heteronea Boisduval, Plate XCIV, Fig. 5, ♂; Fig. 6, ♀ (The Varied Blue).

The largest species of the genus. Male blue, female brown; the markings on upper side of latter recalling the female of the genus Chrysophanus. Expanse 1.25-1.40 inch. Below the wings are white marked with faint brown spots on the hind wings and more distinct spots on the fore wings.

Ranges from Colorado to California at suitable elevations among the mountains.

FAMILY PAPILIONIDÆ

(THE SWALLOW-TAILS AND ALLIES).