304 LEPIDOPTERA. 



is a white stripe or line ; subterminal line a series of irregular, 

 angular, or triangular white spots, each edged behind by a 

 black crescent or triangular spot ; orbicular stigma large, ovate, 

 white, edged with grey ; reniform stigma also large, upper 

 half white, lower gre}^, edged with darker gre}^ ; between 

 them is a cloudy black spot forming a sort of rough ring 

 which throws off a cloud to the costa ; claviform stigma white ; 

 partly edged with deep black and joined to the largest cres- 

 cent of the second line, thereby forming a black bar 

 with forked ends, which is the most conspicuous marking 

 on the wing ; costal margin regularly spotted with black, 

 or toA\'ard the apex with dark grey ; cilia white, spotted 

 with small pale grey clouds. Hind Avings white with the 

 nervures partially dark grey ; central spot lunate, dusky 

 black ; a row of small grey clouds lies before the hind margin, 

 Avhich is white, sharply edged with black : cilia white. 

 Female ver}^ similar ; antennge quite filiform ; bod}- stouter ; 

 hind wings dusted with grey and much more clouded with 

 dark grey before the hind margin ; also having in the middle 

 a curved, irregular, slender, dark grey transverse line. 



Underside of the fore wings white; discal cell and nervures 

 clouded with gre}" ; dorsal margin pearly white ; reniform 

 stigma a dusky black crescent ; beyond it are two faint 

 slender grey transverse stripes, the first incomplete ; apex 

 clouded with grey. Hind wings white faintly dusted on the 

 nervures with grey ; central spot very small, black ; hind 

 margin edged with black lunules ; cilia white. Body dusky 

 white ; leg tufts white ; legs grey, the tibiee barred with white. 



Extremely variable in the ground colour from pure clear 

 white to every shade of paler and darker slate-grey, smoky- 

 grey, and even grey-black. Occasionally in the whitest 

 examples the markings are indistinct and partially suppressed 

 and in the darkest they are at times much obscured, but as a 

 rule the markings are very constant. With regard, however, 

 to the intermediate white lines or stripes with which the 

 usual transverse lines are embellished there is great and 



