156 NOCTUIB.E. 



white ; upper part of frons black ; tegulce with black line near base 

 and band near tips ; tarsi banded with black ; abdomen white 

 slightly suffused with pale olive-brown. Fore wing pale rufous, 

 the terminal area si;ffused with fuscous black ; subbasal line repre- 

 sented by slight black striae from costa and cell ; a black patch on 

 inner area before the antemedial line, which is represented by double 

 black points on costa and points on vein 1 and inner margin, almost 

 obsolete between those points ; orbicular and reniform small with 

 whitish annuli slightly defined by black, the former round ; medial 

 line represented by a black striga from costa and points at median 

 nervure, submedian fold, and vein 1 ; postmedial line represented 

 b}^ a black spot on costa, then almost obsolete, bent outwards below 

 costa, excurved to vein 4, then represented by an oblique series of 

 black points ; the veins of terminal area streaked with black ; sub- 

 terminal line represented by a series of small dentate whitish 

 marks defined on inner side by dentate black marks, dentate to 

 termen at veins 4, 3 ; a terminal series of small black lunules : 

 cilia whitish tinged with rufous and intersected with black. Hind 

 wing nearly pure white, the terminal area black, broadly at costa, 

 narrowing to a point at tornus, its inner edge somewhat sinuous ; a 

 small white spot on termen at submedian fold ; cilia pure white ; 

 the underside with postmedial series of black points on inner edge 

 of black area. 



Hab. U.S.A., Colorado, Denver, 1 c? , Boulder. Exp. 38 millim. 



2266. Oncocnemis iricolor. (Plate XCIX. fig. 23.) 



Oncoenemis iricolor, Smith, Ins. Life, i. p. 19 (1888) ; id. Cat. Noct. N. Am, 

 p. 159. 



S . Head and thorax pale rufous mixed with white and irrorated 

 with a few black scales ; palpi with the 3rd joint black above ; 

 frons with black bar ; pectus and legs wliite, the extremity of tibiiB 

 and tarsi ringed with black ; abdomen white slightly tinged with 

 ochreous and irrorated with fuscous. Fore wing ochreous white 

 sufi'used and striated M'ith rufous and irrorated with a few black 

 scales ; subbasal line very indistinct, black, from costa to submedian 

 fold ; a diflFused silvery-blue band before the antemedial line ; ante- 

 medial line black, slightly angled inwards below costa, then oblique, 

 waved ; a slight patch of silvery blue on middle of inner margin ; 

 orbicular and reniform whitish defined by a few black scales and 

 with some brown in centres, the former small, round, the latter 

 rather produced at lower extremity ; medial line represented by a 

 small black spot on costa ; postmedial line with two small black 

 spots at costa, then single, strongly bent outwards below costa, 

 then minxitely dentate, excurved to vein 4, then incurved to below 

 reniform and slightly defined on each side by white, some black 

 and white marks beyond it on costa ; subterminal line white 

 defined on inner side by Ihree patches of silvery blue and by some 

 small dentate black marks, dentate outwards at veins 7, 6, 4, 3 ; a 



