306 GEOMETRID &. 
The Khasi race has the spots on the apical half of hind wing 
obsolete. 
Hab. Japan; Khasis. Hap. 54 millim. 
Genus ONELLABA. 
Onellaba, Wik. Cat. xxiv, p. 1189 (1862). 
Type, O. botydata, W1k. 
Range. Peninsular India. 
Palpi hairy, porrect, and not reaching beyond the frons, which 
is hairy; antennz thickened and simple; hind tibie dilated, but 
. without fold or tuft; wings long and narrow. Fore wing with 
the apex produced and outer margin oblique; vein 3 from before 
angle of cell; 7,8, 9,10 stalked; 11 free. Hind wing with vein 3 
from before angle of cell. 
3540. Onellaba botydata, Wik. Cat. xxiv, p. 1140; C. & S. no. 3750; 
Hmpsn. Ill. Het. viii, pl. 156, fig. 29. 
Head, thorax,and abdomen 
orange, banded with black ; 
wings white, with a few black 
specks, which on the costa 
and inner margin are con- 
joined into almost con- 
Fig. 143.—Onellaba botydata, g. 1. tinuous fasciz; a black spot 
at end of cell, and curved postmedial, submarginal, and marginal 
bands. 
Hab. Ganjam; Canara; Nilgiri plateau. Hap. 32 millim. 
Genus PERCNIA. 
Perenia, Guen. Phal. ii, p. 216 (1857). 
Culcula, Moore, Lep. Atk. p. 266 (1888). 
Xenoplia, Warr. Nov. Zool. p. 415 (1894). 
Tvpe, P. felinaria, Guen. 
Range. Japan; China; Himalayas; Assam ; Burma. 
Palpi porrect, reaching just beyond the frons and fringed with 
hair; hind tibie of male dilated with a fold containing a tuft of 
long hair. Fore wing long and narrow; male usually with fovea ; 
vein 3 from before angle of cell; 5 more or less above angle of 
discocellulars ; 7, 8, 9 stalked ; 10 and 11 free, or 10 stalked with 
7, 8, 9, or rarely with 11. Hind wing with vein 3 from before angle 
of cell. 
Szcr. I. Antenne of male bipectinated to near apex; fore wing 
but slightly elongate ; vein 5 from just above middle of disco- 
cellulars. 
A. Aniennee of male with long decumbent branches. 
3541. Perenia ductaria, W/k. Cat. xxiv, p. 1111; C. § S. no. 3710. Y 
Grey, slightly suffused with fuscous; head and thorax spotted 
