290 GEOMETRID&. 
crenulate postmedial line and single white submarginal line, with 
patches of rufous-brown suffusion inside and beyond it. Both 
wings with marginal series of black specks. Underside with black 
cell-spots and large black patches at apex and outer angle of each 
wine. 
Hab. Nepal; Sikhim. wp. 58 millim. 
3487. Medasina albidior, n. sp. 
@. Differs from obliterata in having no rufous suffusion; the 
head black; abdomen without the black specks, and only orange at 
extremity. Fore wing with the inner and outer areas suftused and 
irrorated with fuscous grey, and with a few fulvous scales, especially 
on the veins; the antemedial, medial, and postmedial lines single, 
indistinct, and arising from black spots on the costa. Hind wing 
irrorated and slightly suffused with fuscous grey, with indistinct 
antemedial line and blackish cell-spot; the postmedial line single 
and reduced to a series of specks. Underside with postmedial 
series of black specks; hind wing with the upper patch smaller 
and subapical. the lower patch obsolete. 
Hab. Nagas, 6000 feet (Doherty). Exp. 78 millun. Type in 
coll. Elwes. 
Genus ARICHANNA. 
Arichanna, Moore, P. Z. S. 1867, p. 658. 
Rhyparia, Mibn. Verz. p. 305 (? 1818), preeoce. 
Icterodes, Butl. 111. Het. ii, p. ix (1878). 
Paricterodes, Warr. P. Z. S. 1893, p. 389. 
Type, A. plagifera, Wk. 
Range. Japan; China; Himalayas; Khasis; Nagas. 
Palpi porrect, reaching beyond the frons, and clothed with long 
hair; wings with the margins not crenulate. Fore wing usually 
with fovea; vein 3 from near angle of cell; 7, 8, 9 stalked from 
upper angle; 10 and 11 free. Hind wing with vein 3 from 
near angle of cell. 
Sror. I. Antenne of male fasciculate; hind tibize not dilated. 
3488. Arichanna tramesata, Moore, P. Z. S. 1867, p. 658, pl. 33, fig. 2 ; 
©. & S. no. 8835. 
3. Pale ochreous, irrorated with fuscous and black. Fore 
wing thickly irrorated and striated with black; the veins streaked 
with fulvous ; indistinct slightly sinuous antemedial, postmedial, 
and submarginal white lines, the postmedial forking towards apex ; 
a black patch at end of cell. Hind wing irrorated with fuscous ; 
a fuscous spot at end of cell, and series of black specks on the 
margin. 
Hab. Sikhim; Khasis. Hap. 40 millim. 
