164 Mis3 G. KloarJo on 



Tahanus Sagittarius, Macq , /. c. p. 123; Walker, List Dipt, 

 pt. V. Suppl. I, p. 228 (1850). 



TabnuHs sociua, Walker, /. c. pt. i. p. IGO. 

 Tabanus serratu?, Lnew, I, c. p. 30, tab. i. fif^. 21. 



Nine females from Prrtoria {IV. L. D.) ; eip;ht females 

 from Fnrt Johnston, Nyasaland {Ri'nd<dl) ; one female from 

 Uganda [Ausorpe). 



Tohnnus latipes, Macq., I. c. i. p. 119; Loew, I. c. p. 36 ; 

 Peters, Reise nach Mossambique, Zool. v. 2 (1862). 



Tabnntts latipes, Walker, List Dipt. pt. i. p. 236, pt. v. Suppl. ], p. 328 



{lto4). 

 Tafianvs fenestratvs. Wallcer, Zoologist, viii. Appendix 67 (1850) ; 



List Dipt. V. Suppl. 1, p. 219 (1854). 

 Tahanus africanus, Gray. 



One female from Zoml)a, Britisli Central Africa ; three 

 females from Angola (Monteiro) . 



Tahanus nyasce, ? , sp. n. 



One female (type) from Fort Johnston, Njasalanrl (Ren- 

 dall). 



Belongs to division B A Z* 3 of Loew. Eyes naked. No 

 appendix. Fore tibia? not thickened. Wings clear. 



Brown. Face and palpi greyish, the latter with short 

 black j.ubescence on the up])rrside. Forehead yellowish 

 grey, witli a shining reddish oblong spot above antennas, a 

 stM}.t ot the san'e colour about half as long again proceeding 

 from it towards the veitex. Antennae with the Mrst joint on 

 its upper half thickly covered with black hairs, the second 

 reddish, the third on fiist annulation greyish. I'horax with 

 giey lomentuni and five grey stripes. Abdomen with trian- 

 gular greyish spots on segments 2-5 forming an irregular 

 stripe ; on the side of each segment a greyish oblong spot, not 

 reachiiiL^ i!,e anterior margin; the posterior margins of seg- 

 ments are narrowly grey; the extreme lateial margins of 

 filth and sixth segments are tulvous ; the dorsum of abdomen 

 coveied with slicrt black pubescence. The ventral part of 

 aldcmen is leddish, with an indistinct black stripe in the 

 centie. Legs with lorggrey and some black hairs on anterior 

 ifmoraand tibia*; tlie posterior tibias have shorter pubescence, 

 diiefly Mack. \\ ings hyaline, the fore border and base 

 b)o\\nish yellow, veins brown. Halferes brown, with yellowish 

 club. 



Length 15^ milliir. ; width of head 5 raillira. 



