Py valid re of the Subfamily Pyraustinae. 401 



(1 a) Pyrausta pectinalis, sp. n. 



Antennae of male bipectinate with long fine branches to two- 

 thirds length. 



6 ■ Head and thorax pale red-brown ; abdomen whitish suffused 

 with red-brown; antennae ringed with black towards base; palpi 

 black-brown, white below to near extremity of 2nd joint; pectus, 

 legs, and ventral surface of abdomen white, the fore coxae dark 

 brown towards base, the femora and tibiae suffused with red-brown. 

 Fore wing glossy red-brown ; a faint dark discoidal bar ; cilia with 

 pale line at base and some whitish at tips. Hind wing glossy red- 

 brown ; a faint dark mark at upper angle of cell ; cilia with some 

 whitish at tips ; the underside whitish tinged with red-brown, a 

 faint rather diffused brown postmedial line from costa to vein 4. 



Ilab. Peru, Chanchamayo, 1 6 type. Exp. 26 mm. 



(315) Pyrausta fit I viflavalis, sp. n. 



$ . Head whitish tinged with fulvous ; thorax fulvous ; abdomen 

 whitish suffused with fulvous; palpi rufous, white below; throat 

 white ; pectus, legs, and ventral surface of abdomen pale rufous, 

 the mid tibiae on outer side and all the tarsi white. Fore wing 

 fulvous, the costal edge brown to middle, then white ; antemedial 

 line indistinct, brown, oblique and waved to above vein 1 and 

 angled inwards above inner margin ; a brown point in upper part 

 of middle of cell and curved discoidal striga ; a diffused brown spot 

 beyond lower angle of cell ; postmedial line brown, dentate, oblique 

 to vein 5, then inwardly oblique and incurved above inner margin ; 

 cilia rufous. Hind wing semihyaline whitish tinged with orange- 

 yellow, the terminal area orange-yellow to submedian fold, angled 

 inwards at vein 2 to below end of cell ; a curved series of slight 

 red-brown lunules on veins 4, 3, 2 ; a red-brown terminal line and 

 the cilia rufous from below apex to vein 2. 



Hab. Argentina, Puerto Aguirre {Betton), 1 2 type. Exp. 



(38 a) Pyrausta violascens, sp. n. 



$ . Head and tegulae fulvous ; thorax very pale purplish ; abdo- 

 men white with a violaceous grey tinge ; palpi rufous, white below 

 towards base ; pectus, legs, and ventral surface of abdomen white 

 faintly tinged with brown. Fore wing very pale purplish, the 

 costal area fulvous to beyond middle; a faint oblique brownish 

 antemedial line ; a small fulvous spot in the cell towards extremity 

 and discoidal bar; a faint brownish postmedial line, excurved and 

 slightly waved between veins 5 and 2, then retracted to below 

 angle of cell and oblique to inner margin ; cilia whitish. Hind 

 wing very pale purplish, the inner area whitish ; a faint brownish 



