ACIDALTA. 44] 
Hind wing with sinuous antemedial band and postmedial band 
excurved at lower angle of cell. 
Hab. Nilgiris; Ceylon. Exp., g 16, 2 18 millim. 
e. Hind tibie of male clothed at extremity with very large scales ; 
the tarsal joints fringed with scales. Hind wing triangular, the 
outer margin straight, the anal angle very much produced ; 
underside with the area from cell to anal angle clothed with long 
rough scales. 
L- 
3910. Acidalia triangularis, n. sp. 
$. Dull brownish ochreous. Fore wing with indistinct minutely 
waved postmedial and submarginal pale lines. Hind wing with 
submarginal line ; the cilia long, thick, silky, and whitish ; under- 
side with the rough scales silky and whitish. 
Hab. Nagas, 6000 feet (Doherty). Hp. 16 milim. Type in 
coll. Elwes. 
Sxor. II. (Zos). Antenne of male serrate and fasciculate ; hind 
legs reduced, the tibize without spurs, of female with a terminal 
pair; wings with the outer margin rounded. 
3911. Acidalia lacteipennis, Buti. Lil. Het. vii, p. 107, pl. 136, fig. 11. 
3. Yellowish white; frons black. Fore wing with crimson 
submarginal band from vein 5 to inner margin, and with a sinuous 
inner edge; the inner area with slight crimson suffusion. Hind 
wing crimson, with pale discocellular spot and ill-defined pale waved 
submarginal line excurved beyond lower angle of cell ; the margin 
and cilia yellowish white. 
Hab. Dharmsala. Exp. 18 millim. 
3912. ‘Acidalia marcidaria, Wik. Cat. xxii, p. 663; Hmpsn. Ill. Het. 
ix, pl. 169, fig.4; C. § S. no. 3975. 
Brownish ochreous, with a slight red tinge; frons brown; both 
wings with traces of antemedial and medial waved red lines and 
more prominent sinuous submarginal line; the margin suffused 
with red. 
Hab. Ceylon. Exp. 16 millim. 
Szcr. III. Antenne of male bipectinated to near apex ; hind legs 
not reduced, the tibize with two pairs of spurs ; outer margin 
of fore wing slightly angled at vein 4, of hind wing promi- 
nently angled. 
A. Hind wing with veins 3, 4 from cell. | 
3913. Acidalia permutans, Hmpsn. Ill. Het. viii, p. 123, pl. 158, 
fis. 17, 18, 19, 20, 21. 
“Hyria auricincta, Hmpsn. Ill. Het. ix, p. 149, pl. 169, fig. 3. 
$. Golden yellow; the frons crimson; the vertex of head 
