202 



NOCTuina". 



fore legs brown, the tarsi tiiigdl with Avhitc ; abdomen Avhitc, 

 dorsally suffused with red-brown, the baisal crest blackish. Fore 

 wing white faintly tinged wdth olive and slightly irrorated with 

 red-brown; a red-brown fascia on inner margin from near base, 

 expanding triangularly on terminal area to vein 5 ; antemedial line 

 represented by two slight striae from costa ; tufts of raised scales 

 in and below middle of cell placed on a red-brown band extending 

 from discal fold to the fascia on inner margin ; a tuft of raised 

 white scales on discocellulars ; postmedial line represented by 

 a series of slight dark points, excurved to vein 4, then oblique; 

 subterminal line white with patches of dark brown before and 

 beyond it below costa, excurved below vein 7 ; a terminal series of 

 blackish striye defined on inner side by white ; cilia red-brown. 

 Hind wing fuscous brown. 



Hah. Borneo, Sarawak {Wallace), 2 $ type. Exp. 24 millim. 



6452. Nigramma dialeuca. (Plate CLXXIX. fig. 22.) 



Gyriona dialeuca, Hmpsn. A. M. N. H. (7) xvi. p. 537 (1905), 



2 . Head and thorax red-brown with white stripes on sides of 

 head and tegulse and above patagia ; palpi whitish at tips ; abdomen 

 pale fuscous, whitish at base, the dorsal crests blackish, the 

 ventral surface white. Fore wing rufous with whitish fascia from 

 base of costa through the cell to termen below apex ; a white 

 streak on inaer margin from near base to subterminal line towards 

 which it increases in width ; two rather interrupted medial lines, 

 bent inwards to costa and terminating at vein 1 where they meet ; 

 reniform defined by slight tufts of raised black scales ; postmedial 

 line indistinct, double, minutely dentate, bent outwards below costa 

 and oblique below vein 4 ; subterminal line whitish, excurved at 

 middle, defined bj' blackish marks before and beyond it at costa and 

 middle and a black spot beyond it above tornus ; a terminal series 

 of blackish strise. Hind wing fuscous brown, the interspaces of 

 basal half semihyaJine. 



Hah. Borneo, Sarawak ( TFaZZflce), 1 $ type. Exp. 26 millim. 



*6453. Nigramma purpurascens. (Plate CLXXIX. fig. 23.) 



Sadarsa purpurasce/is, Beth. -Baker, Nov. Zool. xiii. p. 235 (1906). 



5 . Head and tegulne black-brown ; thorax reddish brown mixed 

 with dark brown, the prothoracic crest black-brown, reddish brown 

 at tip ; pectus rufous in front ; legs greyish, the tarsi blackish 

 ringed with whitish, the fore tibite black at base, rufous at tips ; 

 abdomen greyish fuscous with Avhite dorsal band on 2nd segment 

 followed by points on the other segments, the ventral surface 

 whitish. Fore wing black-brown with a purple -grey gloss on 

 basal half and inner area, the costal area on terminal half rufous to 

 median nervurc and vein 4 ; antemedial line rather diffused, black, 



