268 LEPIDOPTERA. 



1. C. angustalis, ScMff. — Expanse of male 1 inch, of 

 female f to f inch. Fore wings narrow, dilated behind ; 

 costa rather hollowed, and dotted with white ; pale purplish- 

 brown with a broad darker central band. Hind wings pale 

 smoky brown. Female with far narrower wings. 



Antennae of the male rather short, ciliated with bristles so 

 long as to resemble pectinations, pale brown ; palpi very 

 long, porrected, faintly curved downwards, red-brown ; head 

 and thorax red-brown or drab-brown ; abdomen long, rather 

 flattened, silky pale brown. Fore wings long and narrow ; 

 costa unusually straight ; apex angulated ; hind margin 

 hardly rounded ; texture smooth ; colour dull red-brown or 

 drab-brown, having in the middle a broad transverse band 

 of a deeper tone of the same colour, rapidly expanding from 

 above the dorsal margin till it becomes extremely wide on 

 the costa, its inner margin representing a much curved first 

 line, its outer a very oblique second line, closely followed by 

 a pale stripe ; costa ornamented with about ten very short 

 oblique white streaks ; cilia pale purple-brown. Hind 

 wings long and rather narrow ; glossy smoky brown ; cilia 

 pale purple. Female rather clumsy in appearance ; the 

 abdomen equally long and decidedly thicker ; fore wings 

 much narrower, rather more pointed ; pale drab with the 

 margins only of the broad central band darker ; hind wings 

 also narrow, brownish-white. 



Undersides of all the wings in the male dull purple, each 

 with a purplish-yellow transverse band beyond the middle ; 

 of the female pale drab; body in each case of the same 

 colour ; legs drab, the hind pair very long. 



Variable in the male, as already suggested, from red-brown 

 to brownish-drab ; and in the case of a specimen taken by 

 Mr. Percy Richards in Richmond Park, to smoky-black ; the 

 hind wings also a little darker or paler. 



On the wing from the end of June till August. 



Larva. Length about one inch ; slender, and of almost 



