472 GEOMETRIDA, 
Genus PSEUDOTERPNA. 
Pseudoterpna, Hiibn Verz. p. 284 (P1818). 
Hypochroma, Guen. Pal. i, p. 275 (1857). 
Pachyodes, Guen. Phal. i, p. 282. 
Pingasa, Moore, Lep. Ceyl. iii, p. 419 (1887). 
Dindica, Moore, Lep. Atk. p. 248 (1888). 
Actenochroma, Warr. P. Z. 8. 1893, p. 350. 
Perissolophia, Warr. P. Z. 8. 1893, p. 350. 
Herochroma, Swinh. A. M. N. H. (6) xii, p. 148 (1893). 
Absala, Seinh. A. M. N. H. (6) xii, p. 149. 
Calleremites, Warr. Nov. Zool. p. 884 (1894). 
Psilotagma, Warr. Nov. Zool. p. 678. 
Type, P. pruinata, Hiifn., from Europe. 
Range. Palearctic, Ethiopian, Oriental, and Australian regions. 
Palpi porrect, the 2nd joint clothed with hair and reaching 
beyond the sharp frontal tuft, the 3rd naked and varying in length ; 
hind tibie of male usually dilated and typically ending in a slight 
Fig. 211.—Pseudoterpna ruginaria, S. }-. 
process on upperside and with a fold containing a tuft of long hair 
the two pairs of spurs short ; abdomen with short spreading dorsal 
tufts on medial segments; both wings with the margin usually 
crenulate. Fore wing with vein 3 from near angle of cell; vein 5 
from below upper angle; 6 from angle; 7, 8,9, 10 stalked; 11 
free or anastomosing with 12. Hind wing long; vein 3 from angle 
of cell; 5 from near upper angle; 7 from before angle. 
Sect. I. (Hypochroma). Antenne of male bipectinated, with 
short branches to two-thirds length. 
A. Hind wing with some tufts of long hair at and below 
end of cell on upperside. 
4001. Pseudoterpna ruginaria, Gwen. Phal. i, p.278; C.§ S. no. 3381. 
Hypochroma communicans, Wik, Cat. xxi, p. 430. 
Hypochroma commutata, Wik. Cat. xxi, p. 429. 
Hypochroma perfectaria, Wik. Cat. xxi, p. 484; C.§ S. no. 3388. 
Hypochroma nyctemerata, Wik, Cat. xxi, p.444; C. § S. no. 3387. 
Pingasia rufofasciata, Moore, Lep. Atk. p. 247; C. & S. no. 3380. 
Pingasa rubicunda, Warr. Nov. Zool. p. 383. 
White, slightly irrorated with fuscous, and tinged with olive- 
