GEOMETRIC. 565 



4059 a. Hemithea alboundulata, Von Hedeman, Hor. Ent. Ross, xiv, 

 p. 611, pi. 3, fig. 8. 



Differs from tritonaria in being blue-green. Fore wing with 

 slight dark cell-speck; both wings without the dark marginal 

 line ; the white specks slight ; the cilia green. 



Hob. Amur; China; Khasis. Exp. 32 millim. 



Genus AFRENA. 

 Afrena, Hmpsn. Trans. Ent. Soc. 1895, p. 314. 



Type, A. esmemlda, Hmpsn. 



Range. Assam ; Tenasserim. 



Palpi porrect, the 2nd joint reaching well beyond the frons 

 and thickly scaled, the 3rd long ; frons smooth ; antennae of male 

 bipectinated with short branches for two-thirds length ; abdomen 

 without dorsal tufts ; hind tibiae with two pairs of spurs. Fore 

 wing somewhat acute at apex ; vein 3 from angle of cell ; 6, 7, 

 8, 9, 10, 11 stalked. Hind wing with the frenulum absent in 

 female ; the outer margin angled at vein 4 ; veins 3, 4 from lower 

 angle of cell ; 4, 5 from upper angle. 



4070 a. Afrena esmeralda, Hmpsn. Trans. Ent. Soc. 1895, p. 314. 



Brilliant emerald-green ; palpi black and grey; antennae ochreous. 

 Fore wing with the costa whitish speckled with black ; an in- 

 distinct slightly oblique yellowish-green antemedial line ; two 



Fig. 287. Afrena esmeralda, $ . f . 



brown specks on discocellulars ; a straight oblique pale postmedial 

 line with yellowish-green inner edge; a chestnut apical patch. 

 Hind wing with a pale chestnut patch at end of cell on which the 

 discocellulars show as a dark bracket-shaped mark ; a pale post- 

 inedial straight line with yellowish-green inner edge; cilia of 

 both wings white at tips. Underside suffused with white. 

 Hob. Khasis ; Tenasserim. Exp. 62 millim. 



