TRIFID.^:. 299 



2. P. xanthomista, Huh.; nigrocincta, Tr. — Ex- 

 panse If to 1^ inch. Fore wings grey, mottled with darker 

 and spotted with white ; upper stigmata large, pale grey, 

 from between them is a black central cloud ; hind wings 

 white in the male, smoky-bi'own with white cilia in the 

 female. 



Antennae of the male ciliated with regular stout bristles 

 which seem to imitate fine pectinations, dusky brown ; palpi 

 slenderly tufted, dark grey, tipped with white ; head dusky 

 white, with two black spots on the face and a raised tuft 

 tipped with black between the antennee ; thorax dark grey, 

 mixed with white ; front of collar whiter ; top and back crests 

 very small and obscure, the latter barred with black ; fascicles 

 white ; abdomen blackish-grey mixed with white, the basal 

 segment covered with long white hair scales, among which 

 on the dorsal ridge is a small smoky-black crest tipped with 

 white ; lateral tufts small, white ; anal tuft narrow, pale grey. 

 Tore wings rather narrow ; costa very nearly straight ; apex 

 bluntly angulated ; hind margin crenulated, very faintly 

 curved and but slightly oblique ; dorsal margin a little 

 rounded ; colour pale grey, almost wholly dusted or mottled 

 with bluish-grey ; basal line double, angulated. abbreviated, 

 deep black, the intermediate space white, first line also broadly 

 double, much scalloped, deep black, the enclosed space in the 

 middle portion forming white crescents ; second line very 

 obscure, dark grey, formed into a series of crescents, the ends 

 of which run as points along the nervures and are followed 

 by a white spot upon each, this line also is edged in each 

 scallop with white; subterminal line barely perceptible, a 

 faint succession of whitish cloudy dots ; orbicular stigma 

 large, pale grey, edged inwardly with yellow, and bordered 

 with black ; reniform stigma very obscure, pale grey, with 

 two or three yellow dots at its inner edge, where also it is 

 bordered by a large grey-black cloud, which occupies the 

 space between these two stigmata, and proceeds across the 

 wing as a broad central shade ; costal margin spotted with 



