STENOSTICTA. GYRTOXA. 207 



medial line inclisiinctlj^ double, oblique from costa to submedian 

 fold, then incurved ; two black discoidal points on a faint figure-of- 

 eight-sbaped grey patch ; postmedial line very indistinct, double, 

 bent outwards below costa, then oblique, below vein 4 incurved to 

 below end of cell ; an indistinct subterminal line escurved below 

 vein 7 and at middle; a terminal series of blackish points. Hind 

 Aving semihyaline white, the veins of terminal half brown, the 

 terminal area suffused with broAvn ; cilia white tinged with 

 brownish at base. 



Hah. Br. E. Africa, Athi R., Kitwi {Craivsliay), 2 c5' type. 

 Exp. 14 mi Him. 



Genus GYRTONA. 



J ype. 



Gyrtona, Wlk. xx^ii. 89 (1863) pj-o.i'ijw^rt/js. 



Smoca, Wlk. xxx. 996 (1864) divitalia. 



Proboscis fully doveloped ; palpi obliquely upturned, tlie 2nd joint typically 

 extending about the lengtli of head and fringed with hair above and below 

 towards extreuiily, tlie 8rd moderate, porrect ; frons smooth, with tuft of hair 

 above ; eyes large, round ; antennjB of male ciliated ; thorax clothed almost 

 entirely with scales and without distinct crests; tibiae slightly fringed with 

 hail', the spurs long; abdomen with small crests on medial segmeiits. Fore 

 wing long and narrow, the margins parallel, the apex rounded, the termeu 

 evenly curved and not crenulate ; veins 3 and 5 from near angle of cell ; 6 from 

 upper angle ; 9 from 10 anastomosing with 8 to form the areole ; 11 irom cell. 

 Hind wing with veins 3, 4, 5 from angle of cell ; 6, 7 I'rom upper angle ; 

 8 anastomosing with the cell near base only. 



Sect. I. Fore wing of male with tlie costa highly arched, neuration much 

 distorted ; hind wing with the basal part of costa lobed. 



6459. G-yrtona arcuata. 



Sadarya arctuda, Hnipsn. J. Bomb. Nat. Hist. Soc xi. p. 454, pi. A. f. 19 



(1897), S- 

 Gi/rtona camjjtohasis, Hmpsn. J. Bomb. Nat. Hist. Soc. xi. p. 45-1, pi. A, 



'f. 20^897), $. 



Head and thorax brownish grey mixed with some black ; fore 

 tibiae and tarsi banded with black ; abdomen brownish grey, the 

 crests black. Fore wing brownish grey slightly irrorated with, 

 fuscous, the base tinged with rufous bounded by a diffused obliquely 



Fig. 64. — Gyrtona arcuata, J. \. 



curved black subbasal band ; traces of a double waved antcmedial 

 line ; claviform represented by a point of raised black scales, the 

 orbicular by two points ; renitorm defined by black points ; traces 

 of an oblique sinuous line from lower angle of cell to inner margin ; 



