308 Messrs. J. J. Joicey and W. J. Kaye on 
patch becoming pointed distally at anal angle. Below pale 
reddish finely irrorated with small black specks. Abdomen 
beneath pale fawn-colour. 
Hab. Sumatra, Langkat. 
Type in Coll. Joicey. 
Polyptychus olivolinea, sp. n. 
Fore wing various shades of olive-brown. A broad dark 
olive-coloured transverse band narrowest at centre across 
discoidal ceil, preceded basally by two parallel thin elbowed 
lines. A dark trapezoidal-shaped olive shade in centre of 
inner margin extending up as far as vein 4. Outer marginal 
area pale greyish olive, bounded between veins 4 and 6 by a 
dark olive, short, curved line. Dark points on veins 2, 3, 
and 4 near margin. Apex dark yellowish olive. Below, 
blackish grey, not greenish except just before pale grey 
margin and at apex. Pale marginal band from tornus to 
vein 4, thence it curves away from margin to vein 6, returning 
again to margin below apex. Hind wing blackish brown, 
with a dark mark at anal angle and dark marks on cilia at 
veins 2,3. Underside yellowish olive, the base greyish olive. 
First line curved passing across end of cell. Second line 
very indistinct. Third line very much elbowed at veins 4-6, 
returning close to line 1. Lines 4 and 5 close together and 
parallel, both marked on the veins with short black lines. 
Anal angle blackish. 
Nearest to P. pygarga. 
Hab. Cameroons, Bitje, Ja River, 2000 ft., Oct.—Nov. 
1913, wet season. 
Type in Coll. Joicey. 1 9. 
Oxyambulyx cyclasticta, sp. n. 
Fore wing reddish-ochre. A small dark spot at base; a 
squarish olive-coloured spot on costa, and below it beyond 
the cell is a large circular olive spot with a pale ring; a pair 
of elbowed transverse lines slightly wider apart at costa than 
at inner margin, the first passing through the cell and almost 
touching the discocellular, the second well beyond the cell. 
Between veins 2, 3 close to the outer transverse line is a dull- 
coloured rather inconspicuous round spot. A dark marginal 
shade ending at apex and before tornus ina point. Between 
this shade and outer transverse line ground-colour darker, 
