PROC. ENT. SOC. WASH., VOL. 24, NO. 6, JUNE, 1922 143 



wings below light buff, the termen white; a black discal point. Hind wings 

 below white; a black discal point; a broken black terminal line on both wings; 

 cilia light buff at base, then white. 

 Expanse 27 mm. 



Habitat. Castro, Parana. 

 Type Cat. No. 25564, U. S. N. M. 



Chilo matanzalis, new species. 



Female. Head pinkish buff, the vertex white. Collar and thorax wood 

 brown. Abdomen pinkish buff, faintly paler underneath. Fore wings pinkish 

 buff, a few scattered dark irrorations; a fine dark lunule on discocellular; a wood 

 brown shade from base below cell to termen at vein 2; a narrower similar streak 

 from base of vein 6 along discal fold to termen; streaks above and below vein 

 3, and above vein 2; vein 4 terminally darker; the inner margin from below fold 

 light buff; terminal black points; cilia silky light buff. Hind wings white faintly 

 suffused with light buff. Wings below whitish, the costal margins of both wing- 

 light buff. 



Expanse 46 mm. 



Habitat. Matanzas, Cuba. 

 Type Cat. No. 25565, U. S. N. M. 

 The fore wings are rather broad. 



Chilo cynedradellus, new species. 



Female. Head and body pinkish buff; a few darker scales on palpi and 

 patagia; a small black spot dorsally at base of abdomen. Fore wings pinkish 

 buff; some faint darker irrorations; a black point at end of cell; faint traces of a 

 curved dentate line beyond end of cell; a faint fuscous streak along submedian 

 fold from base to vein 2; a very faint series of outer points forming a line, curved 

 below costa and parallel with termen; small terminal black points; cilia pinkish 

 buff. Hind wings white; a taint terminal light brown line from apex to vein 

 2. Wings below white; fore wings from subcostal to median, and below sub- 

 median shaded with pale avellaneous to an erect postmedial line inbent on costa; 

 terminal dark points on both wings. The tore wings long and narrow. 



Expanse 41 mm. 



Habitat. Castro, Parana. 

 Type. Cat. No. 25566, U. S. N. M. 



Chilo alfoldellus, new species. 



Male. Head and thorax pinkish buff, the palpi laterally with some dark 

 shading. Abdomen grayish buff, the two basal segments dorsally pinkish 

 cinnamon. Fore wings pinkish buff suffused with sayal brown except below 

 submedian fold and vein 2 to subterminal line; a small white spot with a black 

 point at end of cell; a few dark irrorations on costa and terminal half; a fine post- 

 medial crenulate but indistinct line outangled well beyond cell ami inbent to 

 before middle of inner margin; an outcurved similar subterminal line, the two 

 lines connected on discal told by a taint fuscous bar; almost imperceptible 

 terminal fuscous points. Hind wings whitish buff, the termen suffused with 



