60 Sir G. F. Hampson on new 



(26 c) Chilo calamistis, sp. n. 



$ . Head, thorax, and abdomen brownish white ; palpi slightly 

 irrorated with brown. Fore wing whitish tinged with red-brown 

 and slightly irrorated with brown ; faint white streaks irrorated 

 with black in discal and subrnedian folds ; a black discoidal point ; 

 a terminal series of black points, the point above tornus rather 

 larger. Hind wing white tinged with brownish ochreous. Under- 

 side tinged with red-brown, the inner area of hind wing white. 



Hab. Mexico, Presidio (Forrer), 1 $ , Godman-Salvin Coll. ; 

 Argentina, Gran Chaco, Florenzia (Wagner), 4 $ type. Exp. 

 22-28 mm. 



(26 d) Chilo leptigrammalis, sp. n. 



Head, thorax, and abdomen white faintly tinged with red-brown ; 

 palpi strongly irrorated with brown. Fore wing white tinged with 

 reddish brown and rather thickly irrorated with black ; the costa 

 whiter, the discal and subrnedian folds and interspaces beyond the 

 cell with white streaks irrorated with black ; a black discoidal point ; 

 traces of a dark postmedial line angled outwards at discal and 

 subrnedian folds ; a fine double dark subterminal line filled in with 

 white, strongly bent inwards to costa, then closely approximated 

 .to the termen and minutely waved ; a terminal series of rather 

 lunulate black points slightly defined on inner side by white ; cilia 

 with a dark line near base, the tips browner. Hind wing glossy 

 white slightly tinged with ochreous brown except on inner area ; a 

 fine dark terminal line to vein 2. Underside of fore wing and 

 costal area of hind wing suffused with red-brown, the terminal 

 area whiter. 



Hab. Argentina, Gran Chaco, Florenzia (Wagner), 4 <3 , 2 $ 

 type. Exp. 24-32 mm. 



(26 e) Chilo leucocraspis, sp. n. 



5 . Head and thorax white, tinged with rufous at sides ; 

 abdomen white, the 2nd to 4th segments dorsally suffused with 

 rufous ; antennae rufous ; palpi irrorated with brown ; pectus, legs, 

 and ventral surface of abdomen white tinged with red-brown. 

 Fore wing pale rufous, the inner area white slightly irrorated with 

 brown ; the costal edge white on terminal half ; a black discoidal 

 point and slight oblique brown striga above it from costa ; a curved 

 white subterminal line slightly defined on inner side by brown ; a 

 terminal series of black points ; cilia with a dark line near base, the 

 tips pure white except at tornus. Hind wing silvery white; a 

 terminal series of slight black points to vein 2. Underside of fore 

 wing and costal area of hind wing suffused with pale red-brown, 

 the hind wing with blackish discoidal point. 



Hab. Argentina, Gran Chaco, Florenzia ( Wagner), 1 £ type. 

 Exp. 28 mm. 



