TRIFID.^. 



321 



3. C. diflanis, L. — Expanse \\\>o \\ mch. Fore wings 

 rich velvety purple-brown, more cliocolate-red toward the 

 costa, where are two large rather triangular brilliantly white 

 spots; a small one lies near the base, and a white streak 

 before the apex. Hind wings brown-black. 



Antenna3 of the male short, thick, simple, minutely ciliated, 

 light brown; palpi curved up, rather slender, purple-red, 

 apical joint long; eyes naked, deep black; head bright 

 purple-red, a white tuft at the base of each antenna ; thorax 

 rather fluffy, from the collar and shoulder-lappets being raised, 

 rich purple-red, the scales at the back gathered into small 

 blunt tufts ; fascicles dirty white ; abdomen glistening pale 

 grey-brown dusted with darker; lateral tufts minute; anal 

 tuft spreading, light chestnut mixed with black. Fore wings 

 rather truncate ; costa almost straight ; apex squared and 

 very bluntly angulated ; hind margin below it straight to the 

 middle and then rather expanded but rounded off near the 

 anal angle ; dorsal margin straight ; colour very rich velvety 

 purple-brown ; base and costal area bright chocolate ; basal 

 line merely a short white streak from the costa, and runnino- 

 to a point ; first line oblique, straight, and of a pale purple 

 to above the middle, but toward the costa spread out into a 

 crookedly triangular clear white spot, broadest on the costal 

 margin ; second line also oblique, direct to above the middle 

 and to that point pale purple, but immediately after making 

 an acute curve back it merges into a large hooked pure white 

 spot, of somewhat triangular form, on the costa ; subterminal 

 line pale purple, rather direct, but near the apex of the wing 

 broadened and edged by a white line to the costa; outside it 

 are two black spots at the apex of the wing ; cilia purple-red. 

 Hind wings moderately broad, rather emarginate below the 

 apex ; brown-black, faintly paler at the base ; cilia reddish 

 white. Female extremely similar, but with the body more 

 conical and pointed. 



Underside of the fore wings smoky-black in the middle ; 

 costal margin purple-red ; hind margin more smoky-red ; 



VOL. V. X 



