African Phlebotomic Diptera, 101 



Dark brown, ivith grey markings ; ivings light brown, ivith 

 a broad bifurcate light cross-band at the apex, and exception- 

 alty well-marked rosettes. Frontal callus dark mummy-hrown. 

 Scutellum smoke-grey at base and beneath, ivith broad dark 

 brown hind border. Abdomen seal-brown above, with sides, 

 hind borders of segments, and a median stripe and pair of 

 admedian spots on each segment smoke-grey. Legs clove- 

 brown or seal-brow7i, middle femora fawn-coloured or broivnish 

 fawn-coloured, darker at tips ; a broad band next to base on 

 front and hind tibia, a more or less distinct narrow band on 

 distal half of hind tibia, three bands on middle tibite (^including 

 one at extreme base), and frst joints of middle and hind tarsi 

 except tips cream-coloured. 



Head : front drab-grey, with au underlying brownish 

 tinge in central region, and a pair of" brown admedian flecks 

 on vertex; face and jowls smoke-grey, upper part of face 

 yellowish grey, with a dark brown horizontal mark on each 

 side, running from lower inner margin of eye towards 

 antenna ; frontal callus relatively narrow or of only moderate 

 depth, extending from eye to eye, upper and lower margins 

 nearly straiglit or slightly undulate ; a seal-brown triangular 

 median spot extending I'rom lower margin of callus to level 

 of upper margin ot" t)ase of antennpe ; median as well as 

 lateral frontal spots conspicuous, clove-brown, lateral frontal 

 spots in contact with eyes when viewed from below, median 

 frontal spot situate on a grey mark like an inverted spear- 

 or arrow-head, base of which extends to vertex ; palpi 

 greyish buff, clothed with yellowish-white hair, intermixed 

 with minute black hairs on outer side of terminal joint^ 

 which is of moderate size, not sharply pointed, but little 

 swollen at base, and slightly dusky on outer side towards 

 tip; first joint of antennce shining clove-brown, greyish buff 

 at base on inner side, elongate and strongly incrassate, with 

 a constriction before the lip, second joint ochraceous buff, 

 small, its upper angle but little produced, third joint dark 

 brown, buff at extreme base, narrow and elongate, last three 

 annuli clove-brown. Thorax : pectus, pleune, and markings 

 on dorsum as in H. divisapex. Abdomen : dorsum with 

 sides and hind borders of segments clothed with pale yellow- 

 ish hair; grey hind border of first segment expanded in 

 middle, where it sometimes assumes a cream-buff tint ; 

 median portion of front margin of second segment smoke- 

 grey ; medum stripe on second segment the broadest, in 

 shape of a forwardly- directed triangle with its apex in 

 contact with front margin, median stripes on following 

 segments also sometimes expanded posteriorly ; venter 



