3G6 Mr. E. E. Austen on new 



2 specimens, Daru, 6. vi. 1911 (Dr. J. C. Murphy, W.A.M.S.). 

 Liberia : 2 specimens, Tappoima, 8. v. 1909 {Major A. 

 Pearse, U.A.M.C.). Gold Coast: 1 specimen, Huyi 

 Valley, Ashanti, 1. v. 1908, " cauglit in station. Gold Coast 

 Government Railway, 11.0 p.m." {Dr. W. M. Graham, 

 W.A.M.S.). 



Genus H^ematopota, Meigen. 

 Hcematopota tumidicornis, sp. n. 



? . — Length (5 specimens) 9 to 10 mm. ; -nidth of head 



3 to 3*25 mm.; width of front at vertex L25 to 1*4 mm. ; 

 length of wing 8 to 8*5 mm. 



Dusky {cluve-browti) species, icith strongly swollen first 

 antennal joint, two longitudinal rows of co/ispicuous, rounded, 

 smoke-grty or yellowish- grey spots on dorsum of abdomen, and 

 drab-coloured icings, in which the stigma usually stands out 

 conspicuously . 



Head: front fairly broad, mouse-grey narrowly edged with 

 light grey, frontal si)ots black, median spot inconspicuous, 

 sometimes very small, later.J frontal spots variable in size, 

 occasionally small and not connected with eyes, but usually 

 large or fairly large, more or less triangular in outline and 

 iri contact with eye on each side ; frontal callus clove-brown, 

 of moderate depth, sparsely clothed at each extremity with 

 pale yellowish hairs, which in preserved specimens are often 

 Avanting, its upper margin straight or nearly so ; face and 

 jowls light grey, clothed with pale yellowish hair, upper part 

 of face on each side between eye and base of antenna with a 

 dark brown band, which is clothed with blackish hair, and 

 when viewed from certain angles appears more or less broken 

 up into dots; palpi dusky grey, terminal joint not much or 

 usually only moderately thickened towards base, and clothed 

 on outer side "with blackish mixed with yellowish hair; an- 

 teiince black (second joint and expanded portion of third 

 really clove-brown), tirst joint shining black, very slightly 

 greyish poUinose, clothed with black mixed on outer side 

 with pale (whitish or yellowish) hair, first joint viewed from 

 above or from side truncate elliptical-ovate in outline, its 

 lower surface near distal extremity sometimes slightly flat- 

 tened, upper angle of second joint only moderately produced, 

 expanded portion of third joint near base, viewed from side, 

 less than twice as deep as terminal auuuli, which arc usually 

 of considerable relative depth. Thorax : dorsum, including 

 scutellum, sparsely clothed with minutc_. shiningj pale ochre- 



