44 ZYG^NID^. 



TRICHOLEPIS, g. n. 



Palpi short and directed downwards ; antenme ciliated, rather more strongly in the male 

 than the female : wings clothed with fine hairy scales ; fore wing long, narrow, and pointed ; 

 cell long and rather narrow ; hind wing rather narrow ; costal and anal margins nearly 



straight ; outer margin rounded. 



Tricholepis erubescens. (Plate CXXXIX. figs. 3, 12.) 



Expanse f inch. 



Male. Legs, autennte, head, thorax, and base of fore wings crimson ; a black inwardly 

 oblique antemedial band, the area beyond which is black, the disc very slightly suffused with 

 crimson ; a small indistinct black spot at end of cell. Cilia, hind wing, and abdomen black. 

 Anal tuft ochreous. 



Female. Differs from the male in having the disc of the outer area of the fore wing and 

 the cilia of both wings crimson ; the ochreons anal tuft larger than in the male. 



Thyrassia aurodisca. (Plate CXXXIX. fig. 10.) 



Expanse 4 inch. 



Male. Fore wing purplish black, with three large hyaline spots, one subapical quadrifid, 

 one near end of cell, the other bifid below it between the median and submedian nervures, 

 and traversed by first median nervule; hind wing golden yellow, with a purple-black spot on 

 the middle of the eosta, and a border of the same colour, broad at ape.K, narrow at outer angle : 

 head and thorax black ; collar golden yellow ; abdomen black, except third, fourth, and fifth 

 segments, ■which are golden yellow, each with a black spot above. 



Differs from the N. -Indian T. subcordata, Walker, in having the whole disc of the hind 

 wing golden yellow, instead of a large spot at the inner margin neai" the base, and a small 

 subcostal one towards the apex. 



BKACHARTONA, g. n. 



Venation, antennae, and palpi similar to Artona, Walk. ; fore wings much shorter and 

 broader; costa more arched. Hind wings more ample, with the outer margin rounded. 



Type B. [Artona) quadrimaculuta. 



Brachartona purpurascens. (Plate CXXXIX. fig. 4.) 

 Expanse ^ inch. 



Male. Head, palpi, antennse, legs, and collar golden yellgw ; thorax and abdomen purplish 

 black, the latter yellow beneath. Fore wing dark purple, with two large triangular golden-yellow 



