roLiA. 159 



oblique and slightl}' sinuous : claviform rlefincfl by black; orbicular 

 and reniform defined by black, the former large and touching ante- 

 medial line, the latter slightly angled inwards on median nervure ; 

 traces of a waved medial line ; postmedial line somewhat dentate, 

 bent outwards below costa, excurved to vein 4, then incurved ; 

 subterminal line represented by a series of small, somewhat dentate 

 black and white marks, stronger below apex and with prominent 

 ■white patch above tornus, angled outwards at vein 7 and excurved 

 at middle ; cilia intersected with whitish. Hind wing yellowish 

 white, the veins, costal and terminal areas suffused with fuscous ; 

 the underside with the costal and terminal areas irrorated with 

 fuscous, the former and costal area of fore wing tinged with red, a 

 discoidal lunule and curved postmedial line. 



Ab. 1. palverulenta. Fore wing more or less strongly irrorated 

 with grey ; the underside without red on costal area. 



Hab. Canada, Vancouver I. (./. J. Walker), 1 cJ ; U.S.A., X. & 

 E. States, Massachusetts, Buffalo {KeUicott), 1 $ , jS^ew York. 

 Exp. 40-42 millim. 



Larva. (Original.) Head light red, paler in the sutures. Body 

 uniform, black or dark green ; subdorsal and substigmatal stripes 

 broad, pale yellow, strongly contrasted. Subventral region and feet 

 shaded in dark red, venter pale, spiracles white. 



Food-plants: Brake {Pteris) and other low plants. — H. G. D. 



1347. Polia aya. (Plate LXXXII. fig. 27.) 



Agrotis aya, Dogn. Ann. Soc. Ent. Beige, xli. p. 412 (1897). 

 Mamestra sobira, Schaus, J. N. Y. Ent. See. vi. p. 110 (1898). 



S . Head and thorax dark red-brown irrorated with a few white 

 scales ; tarsi ringed with white ; abdomen greyish fuscous. Fore 

 wing dark purple-brown, a streak in base of submedian interspace 

 and the costal area towards apex redder ; subbasal line represented 

 by an ochreous striga from costa ; antemedial line ill-defined, black, 

 with patches of ochreous on its inner side ; claviform small, black ; 

 orbicular and reniform with ochreous annuli defined by black, the 

 former rounded, open above, the latter with its centre defined by 

 black and with some white points on its outer side ; postmedial line 

 defined by ochreous on outer side, minutely dentate, bent outwards 

 below costa and incurved below vein 4, some white points beyond 

 it on costa ; subterminal line rei)resented by a series of small reddish- 

 ochreous spots angled outwards at vein 7 and excurved at middle, 

 with a larger spot at tornus ; a terminal series of white points. 

 Hind wing semihyaline white, the veins and marginal areas fuscous 

 brown ; cilia white at tips ; the underside with the costal area and 

 termen down to vein 2 brown irrorated with white, a small dark 

 discoidal spot and traces of a postmedial line. 



Hah. Mexico, Jalapa (Trujillo), 1 d", Godman-Salvin Coll.; 

 Ecuador, type t in Coll. Doguin. Type t d" zobira in Coll. Schaus. 

 Exp. 32 millim. 



