RISOBA. 439 
white at base, black-brown towards extremity. Fore wing iron 
brown tinged with grey, with some sap-green suffusion on medial 
and postmedial areas and patches of white suffusion on costal area 
before postmedial line and on terminal area below apex; a silvery 
white patch from base of costa to inner margin before middle 
with some blackish and green on it above inner margin ; antemedial 
line dark, oblique and dentate to submedian fold, then incurved to 
the basa! patch ; reniform white defined by brown and with dark 
point in centre, elliptical; postmedial line acutely angled outwards 
below costa, then oblique, minutely dentate and defined on inner 
side by a white band; subterminal line black-brown defined on 
outer side by white, minutely dentate below costa, strong and 
incurved between veins 3 and 5, its outer edge emitting a tooth 
below vein 6, then excurved, dentate, incurved in submedian inter- 
space, some sap-green beyond it between veins 8 and 5 and black 
streaks on veins 7, 6, some green also below vein 2; the apex 
brown ; some black strive defined on inner side by white lunules 
just before termen with slight dark streaks between them on the 
extremities of the veins; cilia chequered white and black-brown 
towards apex. Hind wing white tinged with brown, the veins 
brown; the terminal area broadly fuscous brown; cilia with a fine 
whitish line at base; the underside with the costal area irrorated 
with brown, an oblique striga from costa beyond middle, a black 
discoidal lunule. 
Q. Fore wing with white suffusion on outer part of medial area 
from costa to vein 2, but no white band before the postmedial line 
which is more strongly dentate and angled inwards in submedian 
fold. 
Alb. 1. Vertex of head, thorax and base of abdomen white 
slightly tinged with rufous. 
Ab. 2. Fore wing tinged with rufous instead of green and with 
rufous marks beyond the subterminal line. 
Hab. Loocnoo Is. (Pryer), 1 9; N. Cutna,1 2; W. Cuma, Chang- 
Yang (Pratt), 1 2; Srxuim (Moller), 1 9; Assam (Badgley), 4 3, 
1 9, Khasis, 1 2; Burwa, N. Khyen Hills, Lotha Range ( Watson), 
1 Q; Srrairs Serrtements, Malacca, 1 ¢ type; Sincapore (Lidley), 
13,42. vp. 32-36 millim. 
6787. Risoba grisea. (Plate CLXXXVI. fig. 5.) 
Risoba grisea, Beth. Baker, Noy. Zool. xiii. p. 234 (1906). 
3. Headand thorax red-brown, the tegule grey, red-brown at base 
and tips, the patagia with whitish outer edge; pectus and legs 
whitish tinged with rufous, the mid tibie with dark streak, the 
tarsi dark brown; abdomen grey suffused with red-brown. Fore 
wing grey suffused with red-brown and slightly irrorated with 
black ; a white basal patch tinged with rufous except at outer edge 
which is defined by a minutely waved black line from base of costa 
