l..\KE.\TIIKi:—CHE]MA I Oi;i.\. jHj 



(;eiiu^2l. CHEIMATOBIA. 



Antenna! of the male vitv small .-lud weak, thickly ciliated; 

 palpi minute: head rather rough; thorax smooth, thin, anil 

 very weak ; abdomen smooth, small and slender; t'ore\vinu> 

 broad and ratlier ovate, thin and weak, vein •') almost lielriw 

 the middle of the cross-bar ; hind wings elongated, also very 

 thin, veins 7 and l~i joined to near the end of the cell. Female 

 sub-apterous. 



Lakva: short, cylindrical, not humped, feeding between 

 drawn-togetlier leaves. 



I'lil'^ subterranean, in a slight cocoon. 



We have two species, easily discriminated. 



A. Fore wings rounded, thin, light brown, with darkei- 



transverse lines. ('. lininnitu . 



\'-. h'ore wings, elonsfated, semi - transparent, shiuiusr 



whitish-brown. ('. hnrrafn. 



1. C. boreata, Hull. — Hxpanse 1] t;j 1.^ inch. Wings 

 thin and delicate, thinly scaled ; fore wings elongated, 

 whitish-brown, with ol)li(|ue pale bi'own transverse lines, 

 those beyond the middle Corming a, faint band ; hind wings 

 white. Female furnished only with small winglets barred 

 with black. 



Antenme slender, notched and thickly ciliated, liglit 

 brown ; palpi of the same colour, extremely .small ; face con- 

 vex, smoothed downward, pale chocolate, above it is a ridge 

 between the antenn;e ; head yellow-brown ; neck-ridge 

 sharply marked, of the same colour ; thorax weak and 

 thin, pale brown ; abdomen very slender, short and small, 

 also pale brow'u. Fore wings rather ovate, thin and almost 

 semi-transparent from paucity of scales; costa strongly 

 arched; apex rounded ; hind margin also very fully rounded ; 

 dorsal margin short, rather curved ; silky whitish-brown ; 

 basal line hardly perce[)tible. followed by three parallel 



vol.. \IIJ. 2 I! 



