HYPENA.—BRITHA. 93 
C. (Ptyophora). Antenne of male serrate and fusciculate ; fore wing 
with a costal fold and an erectile tuft of long harr at base. 
2988. Hypena ochreistigma, Hmpsn. Ill. Het. ix, p. 124, pl. 167, 
fig, 25. 
3. Differs from ineffectalis in the structural characters only. 
Hab. Ceylon. xp. 18 millim. 
Genus STENHYPENA, nov. 
Type, S. adustalis, Hmpsn. 
Range. Ceylon. 
Differs from Hypena in the fore wing being narrow and of 
almost even width throughout, the outer margin nearly erect ; 
the areole very small, vein 10 given off far beyond it; raised 
specks in and at end of cell. Hind wing with veins 3, 4 and 6, 7 
stalked. Palpi with the 2nd joint of moderate length and fringed 
with hair above, the 3rd upturned and hairy, with the apex 
naked. 
2989. Stenhypena adustalis, Hmypsn. Ill. Het. ix, p. 120, pl. 166, 
fies @: 
Head, thorax, and fore 
wing ochreous brown, suf- 
fused and irrorated with 
fuscous, the last with a 
slight dark mark on dis- 
coceliulars; traces of a 
curved and waved post- 
Fig. 43.—Stenhypena adustalis, g. 4. medial line; a submar- 
ginal sinuous series of white specks ; a marginal series of black 
specks. Hind wing and abdomen pale fuscous. 
Hab. Ceylon. Hap. 32 millim. 
Genus BRITHA. 
Britha, Wik. Cat. xxxiv, p. 1146 (1865). 
Hyposemeia, Hmpsn, Ili. Het. ix, p. 121 (1893). 
Type, B. biguttata, W1k. 
Range. N. China; Ceylon; Java; Australia; New Britain. 
Palpi long and obliquely porrect, the 2nd and 3rd joints fringed 
with very long hair above ; antenne bipectinate in male, with long 
spines from end of branches; abdomen with dorsal tufts on the 
first two segments. Fore wing of male with a large smooth patch 
occupying the inner area on underside, with a tuft of long hairs on 
vein 1. Hind wing with the costa much arched and a large smooth 
patch on upperside; veins 3, 4 and 6, 7 stalked; 5 from near 
lower angle of cell. 
