GYRTONA. 215 



6470. Gyrtona nama. (Plate CLXXIX. fig. 30.) 



Gyrtona nama, Swinh. A. M. N. H. (7) vii. p. 492 (1900). 



Head and tegulas deep red-brown mixed with ochreous ; patagia 

 fuscous with a leaden grey gloss ; dorsum of thorax white ; pectus 

 whitish ; legs fuscous, the tarsi ringed with white ; abdomen whitish 

 suffused with brown, a dorsal series of white patches except on 

 terminal segment, with red-brown streak at base and the crests red- 

 brown. Fore wing purple-brown with a leaden grey gloss ; subbasal 

 line represented by slight double dark striae from costa ; antemedial 

 line indistinct, double, waved ; claviform and orbicular represented by 

 slight points of raised dark scales ; reniform defined by points of 

 raised black scales, its annulus represented by a white bar on inner 

 side, and white spot on outer with points above and below it ; medial 

 line dark, slightly angled outwards at discal and submedian folds ; 

 postmedial line double, strongly bent outwards and almost obsolete 

 below costa, then the inner line fine, black, the outer diffused 

 purplish with a band of raised black scales between veins 7 and 4 

 expanding into a spot above, very oblique below vein 4, some white 

 points beyond it on costa and a line formed of brown and white 

 scales from below costa, somewhat lunulate, oblique below vein 4 ; 

 subterminal line represented by a white V-shaped subapical mark 

 with some black on its outer edge and a small spot on vein 5 ; a 

 black terminal line interrupted by white points at the veins; cilia 

 blackish chequered with brown at tips. Hind wing semihyaline 

 whitish, the veins and terminal area fuscous brown ; cilia with a 

 fine whitish line at base and Avhitish tips ; the underside with 

 indistinct curved postmedial line. 



Hub. Bhutan {Dudgeon)^ 1 J ; Assam, Jaintia Hills, 1 5 type. 

 E.rjj. 32 millim. 



6471. Gyrtona exsicca. 



Gyrtona exsicca, Swinh. Trans. Eiit. Soc. 1891, p. 149, pi. 8. f. .5 j^Huipsii. 

 Moths Ind. ii. p. 406. 



Head and thorax black-brown slightly mixed with greyish ; 

 pectus and legs whitish, the fore and mid tibiae and tarsi blackish ; 

 abdomen brownish grey, the basal segment blackish, the ventral 

 surface white. Fore wing fuscous brown tinged Avith grey , 

 antemedial line indistinct, angled outwards below costa and above 

 inner margin and inwards on vein 1 ; claviform and orbicular 

 represented by minute points of raised black scales ; reniform 

 defined by minute points of raised black scales ; medial line angled 

 outwards in cell and above vein 1 ; postmedial line indistinct, bent 

 outwards below costa, incurved at discal fold, incurved below vein 4 

 to below end of cell, then double and with raised scales on the 

 outer line, some white points beyond it on costa and a punctiform 

 black line from vein (3 to inner margin, angled inwards at vein 2; 



