( 506 ) 



liook rather aluniit and short, subserriate in lateral aspect, end-segment prolonged 

 into a Innj;' filiform ])rocess. Sjiines of abdomen in several rows, elongate, weak; 

 first tergite large, olive-green. Hinder edge of midcoxal mernm snbcariniform. 

 Tibiae sirajile ; sjiurs very uneqnal, long terminal one of hindtibia much longer 

 than second tarsal segment ; midtarsus with comb, the sjiincs of which are, 

 however, not much prolonged. AVings entire,, ajiex of forewing pointed ; K- of 

 hindwing before centre of cell. 



S. Tenth segment simple, tergite (Fl. XLIV. f. IS. 19) not or little narrowed 

 to end, convex above at end and concave below ; sternite (PI. XLIV. f 1'.'. 20) 

 elongate-triangular, sides sometimes nearly parallel (in dorsal aspect), apex more 

 or less pointed, up])erside concave, transversely ribbed or tnberculate at end. 

 (_'his])er with less than ten large frictiou-scales, rounded-dilated dorsally ; harjie 

 (Fl. XLVIII. f. 1(J — 21) with two processes, one proximal, the other distal, both 

 dorsal. Penis-sheath with one or two left processes, and a longer riglit process. 

 (PI. LV. f. 27—33). 



?. Vaginal plate suddenly narrowed at end (PI. XLI. f 14), here concave, 

 the apical margin raised and somewhat i)rojecting ventrad. 



Larva tapering in front ; a pale dorso-lateral stripe ending at horn ; third 

 segment with ocellus in some species ; horn long and curved twice in first stages, 

 shorter and simply curved in later stages.— Food-plants : Neriuin ;' Vinca ; 

 Cinchona ; etc. 



Pnpa clayish brown, with a lateral series of black stigmatal spots ; head-case 

 not enlarged, tongne not projecting ; sheaths of wings, legs and tongue smooth ; 

 dorsum densely but finely shagreened, venter more transversely striate : abdominal 

 segments 5 and G with a basal lateral space of sharp, short, transverse keels ; 

 cremaster bifid at extreme end. 



llab. Aethiopian and Oriental Region, one species extending northward far into 

 the Palaearctic Region. 



Seven species. 



Key to the sjiecies : 



a. CTreen discal area of forewing above exLernally 



deeply excised between R- and R', the 

 sinus more or less filled in with white 

 Green discal area without that sinus 



b. Pale apical line of forewing widened to a 



spot close to apex ..... 

 Pale apical line of forewing simple 



c. Green subbasal area of forewing above ex- 



ternally sinuate at SC . . . . 



Green subbasal area of ibrewing above ex- 

 ternally not sinuate ..... 

 '/. Distal marginal area of forewing below 

 chestnut, strongly contrasting with rest 

 of wing ....... 



Distal marginal area of forewing below not 

 chestnut ....... 



c. Abdomen with pale subbasal belt above 



Abdomen without pale subbasal belt above . 



