TRIFID^. 69 



Western Siberia, and China ; and in a larger variation known 

 as N. canescois, in North- West India. 



12. N. festiva, Rub. — Expanse IJ to 1^ inch. Fore 

 wings yellowish-drab or yellowish-brown, usually clouded or 

 banded with purplish or reddish ; stigmata pale, often 

 separated and bounded by squared red-brown or black spots ; 

 hind wings pale grey-brown with darker nervures ; extra- 

 ordinarily variable. 



Antennae of the male regularly notched for three-fourths of 

 their length, like a saw, each notch surmounted by a bristle, 

 and the whole densely clothed with finer cilia, which extend 

 beyond the notches ; pale brown or purplish-brown ; palpi 

 densely tufted, bright chestnut at the sides, pale yellow in 

 front ; head and thorax also densely covered with scales, 

 yellowish dusted with light brown, upper portion almost 

 wholly light brown ; collar raised and faintly edged with 

 purplish ; shoulder-lappets long and loose ; at the back of the 

 thorax a sort of flattened crest is formed of long converging 

 scales ; fascicles short, reddish- white ; basal segments of the 

 abdomen covered with long, prostrate, whitish hair-scales ; 

 remainder pale brown ; lateral and anal tufts bright brown or 

 purple-brown. Fore wings short and rather blunt ; costa 

 faintly rounded ; apex angulated ; hind margin hardly oblique 

 but a little more rounded off below the middle ; dorsal margin 

 nearly straight ; colour pale creamy-brown, or pale drab 

 clouded with tawny or fulvous, or red-brown, or even purple- 

 brown, but ordinarily with light reddish-brown ; basal line 

 hardly perceptible, whitish-brown faintly edged with darker ; 

 first line double, but exceedingly faint, consisting of a parallel 

 series of faint purple-brown curves and crescents enclosing a 

 whitish-brown thread ; second line also double, broadly 

 elbowed above the middle, then tolerably direct to the dorsal 

 margin, very faintly purple-brown with a pale enclosed stripe ; 

 before it is, usually, a broad reddish central shade or band, 

 and after it a nan'ower but more definite reddish or purplish 



