POROSAGROTIS. 141 



reniform small, dark, with indistinct whitish annulus ; the veins of 

 terminal area defined b}- whitish streaks ; a subterminal series of 

 sagittate dark spots ; a terminal series of black points ; cilia white at 

 tips. Hind wing whitish suffused with bpown ; a punctiform 

 terminal line : the cilia white : underside white, with small brown 

 discoidal lunule and some brown suffusion on terminal area. 

 Hah. U.S.A., Colorado (Bruce), 2 5 . E.V2'' ^2 millim. 



247. Porosagrotis pluralis. (Plate LIX. fig. 21.) 



Agrotis pluralis, Grote, Bull. Geol. Saw. iv. p. 174 (1878) ; id. 111. Essav, 

 55, pi. 2. f. 16 ; Smith. Cat. Noct. N. Am. p. 87. 



5 . Head and thorax grey-white mixed with blackish ; teguhe 

 with brown medial line and extremities ; patagia edged above with 

 ochre'ous : abdomen whitish, dorsallj- tinged with ochreous and 

 ventrally irrorated with black. Fore wing with the marginal areas 

 grey irrorated with dark brown, the disk ochreous with reddish- 

 brown streaks in the interspaces ; the subbasal, antemedial, and 

 postmedial lines quite obsolete ; median ncrvure and uervules 

 streaked grey and black ; claviform obsolete ; orbicular and reni- 

 form grey irrorated with fuscous, with whitish annuli, the former 

 lanceolate, open above, the latter much constricted at middle, its 

 loAver edge produced towards base ; veins 3, 4 defined with white 

 beyond the cell; the subterminal line indistinct, whitish, angled 

 outwards at vein 7 and dentate at veins 3, 4 ; a terminal series of 

 black points. Hind wing white tinged with brown, especially 

 towards termen ; the veins brown ; cilia white, with a brown line 

 through them ; the underside white with the costal and terminal 

 areas irrorated with brown ; a discoidal point. 



Hah. U.S.A., N'evada, 1 $ type, Colorado. Exy. 38 millim. 



*248. Porosagrotis dolli. (Plate LIX. fig. 22.) 



Agrotis dollii, Grote, Can. Eut. xiv. p. 216 (j882j ; Smith, Cat. Noct. 

 N. Am. p. 87. 



$ . Head and thorax brown, mixed with black and grey ; 

 abdomen white, dorsally tinged with brown, ventrally irrorated with 

 fuscous. Fore wing white, tinged with brown and thickly irrorated 

 with black; the claviform represented by an indistinct elongate 

 dark streak defined by white ; orbicular and reniform very small, 

 defined by white, the former rather diamond-shaped, the latter a 

 narrow lunule ; the subterminal line represented by an indistinct 

 series of small dark dentate marks on whitish streaks ; a fine dark 

 terminal line. Hind wing white, sUghtly tinged with fuscous, the 

 veins brownish ; the underside with the costal area irrorated with 

 fuscous. 



Hah. U.S.A., Arizona, Phoenix, in coll. J. B. Smith. Exp. 34 

 millim. 



