Africa)} Phlihotomic Dijtera. 90 



markings and at distal extremity a conspicuous light cross- 

 band, ivhich, starting from costa just beyond end of second 

 longitudinal vein, rejoins margin a little below middle of second 

 submarginal cell, and thus cuts off extreme tip of iving ; front 

 and hind legs clove-brown, middle legs seal-broivn, front and 

 hind tibics each tvith a broad cream-coloured band at base, 

 clothed with silvery hair, middle tibice with two cream-buff 

 bands. 



Head : front yellowish grey, its sides nearly parallel, face 

 and jowls smoke-grey ; frontal callus moderately deep, ex- 

 tending from eye to eye, its upper margin convex, lower 

 margin straight, close to base of antennae ; seal-brown 

 median spot below callus very small and inconspicuous, 

 divided ; lateral frontal spots rather small but conspicnous, 

 seal-brown, in contact with or narrowly separated from eyes, 

 median frontal spot inconspicuous or absent ; palpi cream- 

 buff, terminal joint rather small, tapering, clothed on outer 

 side with short black hairs, at base and below with yellowish 

 hair ; first and second joints of antenna ochraceous-buflf, 

 third joint wanting, first joint 06 mm. in length, but 

 very slightly incrassate, upper angle of second joint dark 

 brown, strongly produced, first and second joints clothed 

 with black hair. Thorax : dorsum, including scutellum, 

 clothed with short yellowish hairs ; front and hind margins 

 and stripes smoke-grey, a narrow median stripe reaching 

 hind margin and a pair of broader admedian stripes, latter 

 terminating in a point just beyond transverse suture; hind 

 margin with usual crescentic grey mark on each side of 

 median stripe, with which crescentic marks are in contact ; 

 pectus, pleurae, and sides of dorsum smoke-grey, clothed 

 with whitish hair ; scutellum with a faint darker transverse 

 band close to base. Abdomen : dorsum Avith a faintly 

 indicated median grey longitudinal stripe, fourth and 

 following segments each with a pair of more or less distinct 

 small admedian grey spots, sides of segments greyish, clothed 

 like hind margins with yellowish hair ; venter greyish 

 pollinose, clothed with short appressed yellowish hair. 

 Wings : usual three rosettes of light markings present, 

 although often more or less broken up into isolated spots ; 

 usual sinuous light mark near tip of wing represented by 

 cross-band described above, which broadens out below, and 

 is sometimes nearly straight, sometimes slightly sinuous; 

 stigma distinct, dark seal-brown, with a more or less quad- 

 rate brown blotch below it, extending to third longitudinal 

 vein ; a more or less quadrate light spot next costa at each 

 end of stigma, distal one sometimes with a dark dot in 



7* 



