362 Sir G. F. Hampson on neia 



1833 a, Amsacta flavicosta, sp. n. 



^ . Head and thorax white ; palpi^ upper pa,rt of frons, 

 back of head, and tips of tegulae yellow ; antennse with the 

 "branches black ; femora yellow above, the fore and mid 

 tibiae and the tarsi streaked with black below ; abdomeu 

 white, with subdorsal yellow stripes (except at base and 

 extremity) and lateral series of black points. Fore wing 

 white, the costal edge yellow ; a black point at lower angle 

 of cell. Hind wing semihjaline white. 



Hab. Sierra Leone {Dudgeon), 1 ^ type. Exp. 34 mm.. 



1852 b. Hyphantria atripes, sp. n. 



$ . Head and thorax white ; patagia with black spots at 

 middle and two on outer edge ; the femora yellow above, the 

 fore and mid tibiae striped with black, the tarsi blackish 

 ringed Avith white ; abdomen white, with subdorsal yellow 

 bands (except at base and extremity) and lateral series of black 

 points. Fore wing white, the costal edge yellowish ; a black 

 point in base of cell and obliquely placed subbasal points in 

 and below cell ; an antemedial series of black points angled 

 outwards on median nervure and incurved below costa and 

 cell ; paired medial black points below costa, at middle, and 

 vein 1, angled outwards at median nervure, then oblique ; 

 a black point at upper angle of cell and three at lower angle ; 

 a postmedial series of black points, bent outwards below 

 costa, oblique to vein 4, and slightly incurved at discal fold, 

 then oblique ; a subterminal series of black points in pairs on 

 each side of the veins ; a terminal series of small black spots. 

 Hind wing white ; the underside with slight black discoidal 

 point. 



Hab. Gold Coast, Volta R. {Tiudgeon), 1 $ type. Exp. 

 40 mm. 



Genus PxLiEOMOLis, nov. 

 Type, P. pur2)urasc€7is. 



Proboscis absent ; palpi porrect, extending to just beyond 

 the large frontal tuft of hair and fringed with long hair 

 below ; eyes large, round ; antennae of male ciliated ; head 

 and thorax clothed with long hair ; tibiae fringed with long 

 hair, the hind tibia with two pairs of spurs ; abdomen clothed 

 with long hair. Fore wing with the apex rounded, the 

 termen evenly curved ; vein 3 from near angle of cell ; 4, 5 

 from angle; G from upper angle ; 7, 8, 9 stalked; 10, 11 



