Pyralldffi /row the Khasia Hills. 165 



Dncave, vertical ; first median at three fourths; 

 second, tliird, and lower radial all close together from end of 

 cell ; upper radial from below upper angle ; last subcostal 

 from the angle, rather upcurved at its origin ; first and second 

 subcostals free, the second closely approximated to the stem 

 of the third and fourth. 



Type Margarochroma pictalis, sp. n. 



Margarochroma pictalis^ sp. n. 



Fore wings white, suffused with burnished golden scales ; 

 first line at one fourth, angled on median and submedian 

 veins, the upper half faint, the lower black, distinct ; second 

 line at about two thirds, distinct, black, running straight 

 towards anal angle, curved from the third median to below 

 the discocellular, there sharply retracted and forming an 

 acute angle outwards, and attaining the inner margin near 

 the first line, with which it is united above inner margin by 

 black scales ; the inner line is preceded and the outer followed 

 by a similar parallel but fainter line ; a black crescent on the 

 discocellular and an elongated blackish-edged spot in the cell 

 before it ; median area at and below the median vein 

 darkened with diflfuse scales ; some grey scales towards 

 middle of hind margin ; fringe white beyond a very fine 

 dark basal line. Hind wings with basal three fourths mixed 

 fulvous and grey, with a brigliter fulvous spot in the middle 

 of its outer margin edged with dark; marginal area white, 

 with burnished golden scales and traces of a broken blackish 

 line ; fringe as in fore wings. Head and thorax wiiite ; 

 abdomen whitisii, with lustrous scales ; the basal segments 

 variegated with tawny and dark grey scales ; anal tuft black ; 

 palpi and lower half of forehead black. Underside whitish, 

 with the markings and some marginal clouds dark ; basal 

 half of both wings dull blackish. 



Expanse of wings 24 millim. 



One male from the Khasias. 



Genus Pleuroptya, Meyr. 

 Pleuroptya fuscalisj sp. n. 



Fore wings fulvous fuscous, darker along costa and hind 

 margin, the lines and spots dark fuscous ; first line near base, 

 vertical in its lower half, recurved basewards above, and 

 indistinct towards costa ; second line at three fourths, diffuse, 

 inwardly oblique at first, then forming a shallow sinus, in- 

 curved below middle and darker below discal spot to inner 



