14 ARCTIAD^. 



Genus IDALUS. 



Type. 



Em'pusa, Hiibn. Verz. p. 170 (1827); nee 111. Orth. (1798) admirohilis. 



Idalus, Wlk. iii. 645 (1855) admirahilis. 



Lampnma, Schaus, P. Z. S. 1894, p. 231 rosea. 



Proboscis fully developed ; palpi upturned, not reaching vertex of head, the 

 •3rd joint minute ; antenna of male usually biserrate and fasciculate ; tibi,se 

 with the spurs moderate ; abdomen dorsally clothed with rough hair at ba^e. 

 Fore wing with vein 3 from well before angle of cell •, 5 from or from above 

 angle; 6 from upper angle ; 7, 8, 9, 10 stalked, 10 from beyond 7; 11 from 

 cell. Hind wing with vein 3 from or from just before angle of cell ; 4 absent ; 

 6, 7 coincident. 



Sect. I. {Lamprima). Antenna; of male bipectinate. 



A. Hind wing of male with vein 8 shortly stalked with 7, of female strongly 

 stalked . 



1204. Idalus citraria. 



Idalus citrarius, Dogn. Le Nat. ser. 2, vol. iii. p. 173 (1889) ; id. Lep. Loja, 

 p. 49, pi. 4. ff. 7, 8 ; Kirby, Cat. Het. p. 198. 



(5 . Sulphur-yellow ; palpi brown above, white below with some 

 pink at sides; antennae brown; patagia edged with pale purplish 



Fig. 4. — Idahis citraria, (^ , \. 



-o-rev and pink above ; tibiae and tarsi irrorated with brown ; 

 abdomen dorsally tinged with pink. Pore wing with a brownish 

 point in end of cell; a purplish-grey fascia in submedian interspace 

 from near base to the postmedial band, which is oblique from costa 

 before apex to the fascia, then bent outwards to tornus ; both the 

 fascia and band are edged with pink and the latter is intersected by 

 the pink veins and is dentate on outer side. -Hind wing yellowish 

 white, the inner area tinged with pink. 



5 . Without the purplish and pink edges to patagia ; abdomen 

 without pink on dorsum : fore wing with brown points in and 

 below middle of cell; the fascia absent, the postmedial band 

 reduced to a series of points ; traces of a subterminal series of points ; 

 bind wing without pink on inner area. 



Hah. EcTJADOB, Loja, 1 J , 1 $ . Exp. 50 millim. 



