Genus Argynnis 



margin are brown. The upper marginal spots and two spots on 

 tile subapical patch are well silvered. Tlie hind wings are rusty- 

 brown from the base to the second row of spots, mottled with 

 lighter brown. Tlie marginal belt is clear brownish-buff. All 

 the spots are well silvered. 



? . — The female on the upper side is colored like the male, with 

 the dark markings somewhat heavier. On the under side the 

 fore wings are laved over almost their entire surface with red, the 

 upper angle of the cell alone being buff. The hind wings are in 

 many specimens fawn-colored throughout, except that the mar- 

 ginal band is paler. In a few specimens the ground is darker and 

 the band more distinct. All the spots are well silvered. Expanse, 

 6 , 2.60 inches; ? , 2.7=5-3.00 inches. 



Early Stages. — The life-history of this butterfly has not been 

 ascertained. 



The species appears to be very common at San Bernardino, 

 California, and vicinity, and resembles A. adiante on the upper 

 side and A. corouis upon the lower side. 



(38) Argynnis inornata, Edwards, Plate Xlll, Fig. 10, ?, tin- 

 der side (The Plain Fritillary). 



Butterfly, $, . — This species resembles A. nipestris in its mark- 

 ings, but is somewhat paler, the black margins are heavy and 

 the black markings on the disk comparatively light; the base of 

 the wings is obscured with fuscous. On the under side the fore 

 wings are cinnamon-brown, with the apical area buff. The hind 

 wings are reddish-brown, with the marginal band clear buff. AH 

 the spots are buff, and completely devoid of silvery scales. 



? . — Paler than the male on the upper side. The fore wings 

 on the under side are orange-fulvous; the hind wings are pale 

 greenish-brown, mottled with buff. In some specimens a few 

 silver scales are found on the submarginal spots. Expanse, 3 , 

 2.50 inches; ?, 2.70 inches. 



Early Stages. — Unknown. 



This butterfly, which is as yet not very common in collections, 

 is found in California and Nevada. 



(39) Argynnis atossa, Edwards, Plate XIII, Fig. 12, 3 

 (Atossa). 



Butterfly, 6 .—The upper side is bright yellowish-fulvous, with 

 the wings at the base slightly dusted with brown. The margins 

 of both wings are bordered by a single line, there being no trace 



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