Part 37

GENUS PAMPHILA FABRICIUS

(1) Pamphila mandan Edwards, Plate CXXXVIII, Fig. 4, ♂ (The Arctic Skipper).

Recognizable from our figure. It is totally unlike any other species in the fauna. Expanse 1.10 inch.

Found from Labrador to Alaska, and on the mountains of Idaho and Montana.

GENUS OARISMA SCUDDER

(1) Oarisma garita (Reakirt), Plate CXXXIX, Fig. 1, ♂ (The Little Dun). (See Plate on p. 210.)

On the under side both wings are somewhat brighter than on the upper side, the hind wings inclining to leaden gray, with the inner margin bright fulvous. Expanse 0.75-1.00 inch.

Ranges from southern Colorado to Arizona.

(2) Oarisma powesheik (Parker), Plate CXXXIX, Fig. 3, ♂ (The Iowa Dun).

Larger than the preceding species and dark on upper side; on under side fore wings black, edged on costa with light fulvous. Hind wings dusky below, veins and nervules white, conspicuous on darker ground. Expanse 1.00-1.25 inch.

Ranges from Wisconsin to Dakota and Colorado, common in Iowa.

GENUS ANCYLOXYPHA FELDER

(1) Ancyloxypha numitor Fabricius, Plate CXXXIX, Fig. 2, ♂ (The Least Skipper).

Below fore wings black, bordered on costa and outer margin with reddish fulvous; hind wings pale fulvous. Expanse 0.75-0.95 inch.

Ranges from Quebec to Florida and westward to the Rocky Mountains.

GENUS COPŒODES SPEYER

(1) Copœodes procris (Edwards), Plate CXXXIX, Fig. 4, ♂ (The Golden Skipper).

Below wings as on upper side, a trifle paler than on the upper side. The fore wings blackish on inner margin near base. Expanse 0.80-1.00 inch.

Ranges from southern Texas to southern California.

(2) Copœodes wrighti (Edwards), Plate CXXXIX, Fig. 5, ♂ (Wright’s Skipper).

Distinguished from C. procris by dark fringes on both wings and different arrangement of stigma on fore wings. Expanse 0.85-1.07 inch.

Found in southern California and eastward as far as eastern Arizona.

GENUS ERYNNIS SCHRANK

(1) Erynnis manitoba (Scudder), Plate CXL, Fig. 1, ♂ (The Canadian Skipper).

On the lower side all the light spots of the upper side reappear, but more distinctly defined and pearly white in color.

Ranges north of the boundary between the United States and the Dominion of Canada, descending into the United States as far south as Colorado and northern California upon the high mountain ranges.

(2) Erynnis sassacus (Harris), Plate CXL, Fig. 2, ♂ (The Indian Skipper). (See p. 211.)

Below wings pale fulvous, spots of upper side feebly reproduced as faint lighter spots; fore wings black at base on this side. Expanse 1.10-1.35 inch.