DIP.ENA. 



343 



Genus DIP^NA. 



Typ? 



Dipcena, Wlk. i. 257 (1854) acharon. 



Zygcsnopm, Feld. Reia. Nov. p. 10 (1874), non descr contenta. 



Proboscis fully developed ; palpi upturned and reaching vertex of head, the 

 2nd joint fringed with hair in front ; antenna; with bristles and cilia, the shaft 

 fringed with scales above from one-fourth to three-fourths ; tibiae with the 

 spurs short. Fore wing long and narrow, the costa arched towards apes wiiich 

 is rounded; vein 2 from towards angle of coll; 3 from before angle; 5 from 

 above angle ; 6 from below upper angle; 7, 8, 9 stalked; 10 free; 11 anasto- 

 mosing with 12; male with a fringe of long hair on medial part of inner 

 margin. Hind wing with vein 2 from towards angle of cell ; 3 from close to 

 angle ; 4, 5 from angle, or 5 from above angle ; G, 7 stalked ; 8 from beyond 

 middle of cell. 



Sect. I. Antennae with the shaft dilated at middle and with a long fringe of 

 scales in both sexes. 



A. Hind wing of male with elliptical patch of androconia in end of cell. 



722. Dipaeua acharon. 



Ewhromia acharon, Wlk. i. 258 (1851), nee Fabr. 

 Etichromkiferniginosa, Wlk. i. 259 (1854) ; Kirby, Cat. Het. p. 173. 

 Ani/des rhoiura, Butl. Journ. Linn. Soc, Zool. xi'i. p. 425 (187t)) : Kirby, 

 Cat. Het. p. 173. 



d" . Head, thorax, and abdomen shot with bhie and purple, the 



last three segments of abdomen scarlet on dorsum, the anal tuft 



onl)' scarlet below. Fore wing 

 purple, the costa narrowly and 

 the inner area broadly suffused 

 with deep metallic blue-green. 

 Hind wing hyaline; the patch 

 at end of cell buff; the ter- 

 minal area purplish blue, nar- 

 rowing to apex. 



2 . Abdomen with less 



scarlet on dorsum at extremity ; hind wing with the terminal area 



broadly purple throughout. 



Hah. Amazons, Para {Bates), 2 d" , 4 $ , type and type ferruginosa. 



Ex'p. 30 millim. 



Fig. 247. — Dipcsna acharon, t^ . 



B. {Zygceyiopsis.) Hind wing without patch of androconia. 



723. Dipaena contenta. 



Eiirhromia contenta, Wlk. i. 258 (1854) ; Kirby, Cat, Het. p. 172. 

 Dipaom lateralis, Wlk. vii. 1634 (1856). 



Zygmnopsis squamicornis, Feld. Reis. Nov. pi. 102. f. 19 (1874); Kirby, 

 Cat. Het. p. 127. 



cJ . Head, thorax, and abdomen black shot with purple ; abdomen 



