144 



NOCTUII)^. 



interspaces ; a terminal series of black points. Hind wing pale 

 brown, the cell and area below it whitish towards base ; the 

 underside with the white in interspaces more extensive. 

 Hah. Akgentina {Leech), 1 $ type. Exp. 36 millim. 



253. Porosagrotis patula. 



Agrotis 'patula, Wlk. x. 329 (1856) ; Smith, Cat. Noct. N. Am. p, 86. 

 Agrotis septentrionalis, Moschl. Wien. ent. Mon. vi. p. 133, pi. 1. f. 3 

 (1862) ; Staud. Oat. Lep. pal. p. 152. 



S . Head and thorax grey tinged with reddish brown ; tegulse 

 and patagia red-brown on outer side ; legs dark brown mixed with 

 grey ; abdomen pale brown. Fore wing pale brown suffused with 

 purplish grey ; black points below costa and cell ; the antemedial 

 line indistinct, black, interrupted, slightly angled outwards below 



Fig. 54. — Vorosagrotis patula, ^. \. 



the cell and not extending below vein 1 ; claviform small, black ; 

 orbicular and reniform outlined with black, the former incomplete 

 above, the latter with black line in middle ; the postmedial line 

 minutely dentate, bent outwards below costa and incurved below 

 vein 3 ; a subterminal series of dentate marks. Hind wing pale 

 brown ; the underside paler, the costal area suffused with brown ; 

 a brown discoidal spot. 



5 . Thorax and fore wing darker. 



Bah. Canada, Labrador, 1 5 ; U.S.A., Rocky Mts. {Lord Derby), 

 1 S type ; Sibeeia. Exp. 40-46 millim. 



Sect. III. Antennae of male serrate and fasciculate. 



A. Fore wing with the veins of terminal area defined by 



dentate white streaks longidens. 



B. Fore wing witli the veins of terminal area not defined by 



white streaks. 

 a. Foi'e wing witli the postmedial line reduced to a series 

 of points. 

 c(}. Fore wing lilacine grey, with white points on outer 



side of postmedial line vetusta. 



b^. Fore wing without white points beyond the postmedial 

 line. 



a-. Fore wing white irrorated witli fuscous catenula, 



b"^. Fore wing grey tinged wdth ochreous texana. 



h. Fore wing with the postmedial line dentate and produced 



to points on the veins satlens. 



c. Fore wing with the postmedial line dentate, not produced 

 to points on the veins. 



a\ Fore wing grey-brown scortca. 



¥. Fore wing chestnut-red mimaUonis. 



