POLIA. 145 



somewhat dentate and produced to points ou the veins, hent out- 

 wards below costa and incurved below vein 4. touching the reniform. 

 and claviform, some grey points beyond it on costa ; subterminal 

 line grey, defined on inner side by a dark mark on costa and by a 

 series of dentate black marks at middle, angled outwards at vein 7, 

 excurved at middle and angled inwards in submedian fold, where it 

 is developed into a black and white spot, the area beyond it tinged 

 with fuscous ; a terminal series of small black lunules. Hind wing 

 white, the veins and terminal area tinged with fuscous, strongly so 

 in female; cilia white, with a brown line through them; the 

 underside with the costal area irrorated with brown, a dark diseoidal 

 point and sinuous postmedial line or series of striae on the veins. 



Ab. 1. aciitipennis. More blue-grey and strongly irrorated 

 with black ; fore wing with the medial area suffused with black 

 except towards inner margin. 



Hab. U.S.A., E. States, 1 cS , 3 2 type, Maine, New York, 

 Evan's Centre, 1 c? , Texas, Nevada, 1 5 type acu^i^jgjims, California, 

 Shasta, 1 5 . Kv2^. 34-36 millim. 



1322. Polia pensUis. (Plate LXXXII. fig. 5.) 



Bianthoicia pensilis, Grote, Proc. Acad. Nat. Sci. Phil. 1874, p. 199 ; 

 Smith, Cat. Noct. N. Am. p. 128. 



Head and thorax grey mixed with dark brown ; frons with 

 black bar ; tegulas with strong medial black line ; abdomen grey 

 mixed with brown. Fore wing grey irrorated and suifused with 

 brown ; a black streak below base of cell with a red-brown tinge 

 above it ; subbasal line defined by grey on outer side, angled out- 

 wards in cell and ending at submedian fold ; antemedial line double, 

 nearljt even, oblique from costa to submedian fold, angled inwards 

 on vein 1 ; claviform defined by black, acute and reaching post- 

 medial line, filled in with rufous and with rufous streak above it ; 

 orbicular and reniform rather small, with grey annuli defined by 

 black, the former oblique elliptical ; the cell and the area beyond 

 it more or less tinged with rufous ; postmedial line defined by 

 white on outer side, dentate and produced to points on the veins, 

 bent outwai'ds below costa and incurved below vein 4 ; subterminal 

 line formed of a series of yellowish-white lunules except towards 

 costa, defined by dentate black marks on inner side and with a 

 more prominent spot in submedian fold, excurved at vein 7 and 

 middle ; a terminal series of small black lunules. Hind wing semi- 

 hyaline white, the veins and termen tinged with brown, more 

 strongly in female ; cilia white, with a brown line through them ; 

 the underside with the costal and terminal areas irrorated with 

 brown, a dark diseoidal spot and indistinct curved postmedial 

 line. 



Ab. 1. The markings indistinct. 



Hab. Canada, Renfrew Co., 4 J, 1 2) Calgary {Wolhy-Dod), 

 1 d , 1 $ , Yancouver I., 1 J , 1 $ type, {J. J. Walker) 2 $ ; 



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