346 GEOMETRID &. 
Genus PHIBALAPTERYX. 
“Phibalapteryx, Steph. Ill. Brit. Ent., Haust. iii, p. 255 Ce2)e v ge 
Coenocalpe, Hiibn. Verz. p. 330 (? 1818), non descr. “i 
Collix, Guen. Phal. 1, p. 3857 (1857). 
Type, P. tersata, Schiff., from Europe. 
Range. Universally distributed. 
Palpi porrect, roughly scaled, and reaching beyond the short 
frontal tuft; antennze of male thickened and flattened ; hind tibie 
with two pairs of spurs. Fore wing produced at apex, the outer 
margin oblique; vein 3 from close to angle of cell; 6 from upper 
angle; 10 anastomosing with 11 and then with 8, 9 to form the 
double areole. Hind wing narrow; the margin crenulate; vein 3 
from before end of cell; 5 from above middle of discocellulars ; 
6, 7 stalked; 8 anastomosing with 7 to near end of cell. 
Suer. I. (Phibalapterya). Palpi with the 2nd joint hardly reaching 
beyond the frons; mid tibie of male not dilated; abdomen 
not elongate, and with normal anal tuft. 
3622. Phibalapteryx plurilineata, Moore, Lep. Atk. p. 273; C. & S. 
no. 901. 
Phibalapteryx nigripunctata, Warr. P. Z. S. 1888, p. 328; 
C. & S. no. 8900 a. 
Phibalapteryx nigrovittata, Warr. P. Z. S. 1888, p. 327; C. & S. 
no, 3900 B. 
6. Dark red-brown, slightly suffused with fuscous; prothorax 
with a black band; Ist segment of abdomen with a deep black 
band. Fore wing with very numerous obliquely waved lines; the 
veins speckled with black and grey; a black speck at end of cell 
and black mark beyond lower angle; an indistinct irregularly 
waved grey submarginal line. Hind wing with numerous waved 
lines, a postmedial line from vein 4 to inner margin being 
prominent and black; a speck at end of cell; an indistinct waved 
erey submarginal line. 
© with the disk of fore wing and outer area below apex suffused 
with fuscous black, except on the veins. 
Hab. N.W. Himalayas; Khasis. ap., ¢ 30-34, 9 30-44 
millim. 
3623. Phibalapteryx suffusa, Hmpsn. Ill. Het. viii, p. 122, pl. 153, 
figs. 15, 23. 
Differs from hypospilata in being redder brown; the cell-spots 
absent; the waved lines somewhat angled below costa of fore 
wing; hind wing with greyish and black postmedial band on inner 
area and on anal segment of abdomen. Underside greyish fuscous, 
with prominent black cell-spots; indistinct curved postmedial 
fuscous line and diffused submarginal band, with a series of grey 
specks on its outer edge. 
