African Phlebotomic Drptera. 219 



hea(r2-4 to 3-2 mm. ; width of front at vertex 1 mm. ; 

 lenjijth of winj^ 8-5 to 10 mm. 



Tawny ; thorax somewhat darker, russet ; abdomen uni- 

 coJorous, without markings ; wimjs ochraceous, ivith a broad 

 light brown or drab-coloured border, commencing just beyond 

 the stigma (above the end of the hackwardly -directed appendio; 

 to the uj)pe)' hranch of the third vein) and extending to the 

 anal angle, or nearly so ; legs tawny, front tarsi and tips of 

 joints of middle and hind tarsi broivn. 



Head tawny; frontal callus fairly deep, its upper margin 

 straiglit ; brown spot on each side of front well-marked and 

 eonspicuous, median frontal spot absent ; a small reddish- 

 brown fleck below callus in middle line, between and just 

 above bases of anteniicC ; face with a shining triangular spot 

 on each side, its apex directed backwards and extending on 

 to jowl; hair clothing jowls tawny ; /ja/^« tawny, clothed with 

 blackish mixed with bright tawny hair ; antennas tawny, last 

 three anuuli of third joint black, expanded portion of third 

 joint sometimes considerably infuscated towards the tip, 

 first joint short, not incrassated, first and second joints 

 clothed with black hair, last annulus of third joint equal in 

 length to the two preceding annuli taken together. Thorax 

 without conspicuous markings ; close to front margin the 

 commencement of a narrow light grey median stripe, at some 

 little distance on each side of which is a faintly indicated 

 light stripe (sometimes tawny olive) extending to transverse 

 suture ; pleurae, pectus, and scutellum of same colour as 

 dorsum. Abdomen clothed with minute ochraceous hairs. 

 Wings : characteristic Hafjiatopota-markm^s very faint, 

 noticeable mainly in the basal halves of the posterior cells, 

 from the second to the fifth ; no dark blotch beneath stigma, 

 which is large, elongate, and cinnamon-coloured ; first and 

 secoiul basal cells, first submarginal cell as far as fork of 

 third vein, and first posterior cell to same distance without 

 dark markings; one or two faint darker blotches in discal 

 cell, and two or three in apical portion of anal cell ; two 

 faint, pale, sinuous streaks usually visible in apex of wing, 

 running from second to third veins, beyond fork of latter; 

 extreme bases of second to fifth posterior cells usually not 

 infuscated ; lower down a more or less distinct double row 

 of curved light nuukings running across these cells, in a 

 direction roughly i)arallcl to hind margin, the upper row 

 sometimes merged in the pale bases of the cells ; no pale 

 flecks along hind margin itself at tips of veins ; a doubly 

 curved light streak across the axillary cell beyond tli'e 

 middle; when (he wing is viewed against a dark back- 



