RISOBA. 427 
6769. Risoba flavipennis. (Plate CLAXXYV. fig. 22.) 
Risoba flavipennis, Hmpsn. Trans. Ent. Soc. 1895, p. 804; id. Moths Ind 
Iv. p. 529. 
©. Head white, the palpi and frons thickly irrorated with brown, 
the antennze brown; thorax bright yellow with a few dark scales, 
the upper edge of patagia white, the metathorax mostly white ; 
pectus and legs white tinged with brown ; abdomen white, the base 
of dorsum and ventral] surface tinged with yellow. Fore wing 
orange-yellow irrorated with a few black scales ; the costa whitish 
with the costal edge dark; the base whitish ; a diffused whitish 
subbasal line bent inwards below the cell to the white at base; a 
point of raised blackish scales at middle of cell and two at the 
angles; a white medial line excurved from costa to vein 4 beyond 
the cell, then bent inwards to before origin of vein 2 and erect to 
inner margin ; postmedial line white with slight black points on its 
inner edge, excurved from costa to submedian fold, then oblique ; 
grey-white patches thickly irrorated with dark-brown and edged 
with dark-brown on termen between veins 7 and 4 and 2 and 1; 
a series of black points just before termen; cilia whitish with 
blackish tips. Hind wing yellowish white, the terminal area 
suffused with brown from just below apex to vein 1; a series of 
blackish points just before termen; the underside yellowish white, 
the costal area with slight dark irroration, a series of small black 
lunules just before termen from apex to vein 2. 
Palpi with the 3rd joint rather long and upturned; fore wing 
with the areole short with vein 7 from beyond it. 
Hab. Buurkn (Dudgeon), 1 2 type. Hep. 40 millim, 
6770. Risoba vitellina. 
Pitrasa vitellina, Moore, Lep. Atk. p. 94, pl. 4. f. 3 (1882) ; Hmpsn. Moths 
Ind. il. p. 399. 
@. Head and thorax white mixed with brown; pectus yellowish 
white; abdomen white tinged with brown. Fore wing olive-yellow, 
the costa white irrorated with brown; a whitish patch at base of 
inner margin edged above by a dark streak ; a subbasal dark point 
in cell; an antemedial series of dark points on the costa and veins; 
the median nervure and veins just beyond angle of cell whitish with 
a slight dark streak at lower angle of cell; a dark discoidal point 
and two slight striz from medial part of costa; an oblique postmedial 
series of blackish and white points on the veins; an oblique dark 
streak from apex, a subterminal mark above vein 6 and line between 
veins 5 and 2; the termen suffused with brown and grey with a 
series of black strize defined on inner side by white just before 
termen ; a fine black terminal line; cilia brown with fine white lines 
at base and near tips. Hind wingsemihyaline white ; a slight brown 
discoidal lunule; the terminal area suffused with brown from just 
below apex to vein 2 ; the underside with brown discoidal lunule, the 
costal and terminai areas irrorated with brown, a diffused brown 
subterminal band. ; 
Hab, Stxum (Lidderdale), 2 9. Exp. 42 millim, 
