736 NOCxnn.E. 



elliptical, slightly defined by white from the dark area ; a wedge- 

 shaped white mark from costa beyond middle, the postmedial line 

 arising from its apex and formed of slight silvery marks defined on 

 inner side by somewhat lunulate black marks on inner area, incurved 

 below vein 4 and with a slight irregular dentate white line beyond 

 it from vein 5 to inner margin ; subterminal line slight, white, 

 with dentate black marks before it below veins 8, 7, 6, excurved 

 below vein 7 and at middle, then slightly waved and bent outwards 

 to tornus ; a terminal series of black points defined on inner side 

 by white ; cilia brown with white patches below apex and middle. 

 Hind wing whitish tinged with brown, the veins, costal and ter- 

 minal areas suffused with brown, or completely suffused; cilia 

 brown at base, white at tips ; the underside white, a brown patch 

 on costal area before middle, a postmedial bar from costa to vein 7 

 and a terminal band from apex to vein 2, the veins tinged with 

 brown. 



2 . Fore wing with the antemedial bar connected by a browu 

 fascia in and below cell with the dark terminal area leaving an 

 irregularly quadrate white patch from costa enclosing the orbicular; 

 hind wing almost wholly dark reddish brown ; the underside with 

 dark fascia? on subcostal and median nervures and discoidal bar, 

 the postmedial bar continued as an excurved line to lower angle of 

 cell, the terminal band complete, the inner area suffused with 

 brown. 



Ab. ] . S ' Fore wing with the dark markings on basal area 

 reduced. 



Ab. 2. 5 . Fore wing with the basal area entirely suffused 

 with brown. 



Hab. U.S.A., Kansas, Texas, 3 <$ , 1 $ type, Colorado (Cockerell), 

 1 $ . Exp. 22-28 millim. 



6107. Tarache fiavipennis. (Plate CLXXI. fig. 20.) 



Tarache fiavipennis, Grote, Bull. Buff. Soc. Nat. Sci. i. p. 153 (1873) ; 

 Smith, Cat. Noct. N. Am. p. 298. 



Head and thorax dark olive-brown with a silvery gloss ; palpi 

 white at base; pectus and legs with some white, the tarsi brown 

 ringed with white ; abdomen dark brown with slight white seg- 

 mental lines, the ventral surface with white bands. Fore wing 

 dark cupreous brown with a silvery grey gloss ; a diffused white 

 fascia above base of vein 1 ending at the double white bars on inner 

 area representing part of the antemedial line ; an oblique irregularly 

 quadrate white patch from middle of costa to median nervure with 

 the black point representing the orbicular on it and the slight 

 elliptical black-defined reniform on its outer edge ; a small wedge- 

 shaped white mark from costa beyond middle, the postmedial line 

 arising from its apex, faint, silvery blue defined on inner side by 

 slight black marks and strongly incurved below vein 4 ; subterminal 

 line indistinct, whitish, defined on inner side by slight black marks, 



