26 pyralidjE. 



Genus CHILO. 

 Chilo, Zinck. Gel-mar's Mag. Ent. ii, p. 33 (1817). 



Type, C. phragmitellus, Honrath, from Europe. 



Range. Universally distributed. 



Proboscis absent. Palpi porrect, clothed with rough hair, and 

 extending from two and a half to three times length of bead ; 

 maxillary palpi dilated with scales at extremity ; frons with a 

 conical projection ; antennae minutely serrate and ciliated ; tibiae 

 with the outer spurs about two-thirds length of inner. Pore wing 

 with the apex rectangular in male, typically acute and produced 

 in female ; vein 3 from before angle of cell ; 4, 5 well separated 

 at origin; 7 straight and well separated from 8, 9 ; 10 free; 11 

 curved and approximated to 12. Hind wing with vein 3 from 

 near angle of cell ; 4, 5 from angle ; 6, 7 from upper angle. 



4203. Chilo simplex, Butt. P. Z. S. 1880, p. 690. 



Orambus zouellus, Sioinh. P. Z. S. 1884, p. 528, pi. 48, fig. 16 ; 



C. # S. no. 4703. 

 Crambus partellus, Swinh. P. Z. S. 1885, p. 879 ; C. $ S. no. 4700. 



6 . Yellowish brown suffused with fuscous. Pore wing with 



the costal area rather darkest ; 

 traces of dark specks below 

 middle of cell and at lower 

 angle ; the veins of outer area 

 slightly streaked with fuscous ; 

 a marginal series of black 

 specks. Hind wing whitish 

 with slight fuscous tinge. 

 Fig. VI.— Chilo simplex, 3. h £ paler; the hind wing 



white. 

 The form partellus has on the fore wing of male a hiohly curved 

 antemedial series of short fuscous streaks, a slight yellowish patch 

 in end of cell, an oblique series of diffused fuscous streaks from 

 apex to middle of inner margin, and a submarginal series of specks ; 

 female with some diffused fuscous from apex round lower angle of 

 cell, or sometimes nearly evenly suffused with fuscous, with a dark 

 fuscous patch beyond cell. 



Hob. Japan; Chusan ; Pormosa ; Meean Meer, Punjab; Karachi. 

 Exp. 22 millim. 



4204. Chilo ceylonicus, Hmpsn. P. Z. S. 1895, p. 957. 



Ochreous brown irrorated with fuscous. Pore wing with the 

 fuscous irroration forming streaks in the interspaces except on 

 inner margin ; an indistinct fulvous medial line curved below costa 

 and with silvery scales on its edges ; a submarginal silver line bent 

 inwards below costa'; a marginal series of black spots with white 



