113 



two females from Ruwe, Lualaba River, Katanga District, Congo 

 Free State, about 11 S. and 26 E., February, 1906 (Dr. A. Yale 

 Massey), one of which is the type of the species. Tdbanus diversus , 

 Ricardo, resembles T. insignis, Lw. (found in Cape Colony, Natal, 

 and Uganda see page 72 and Plate V., fig. 35), but may be dis- 

 tinguished by its smaller size, and by the absence of a group of 

 four grey spots in the centre of the second abdominal segment. 



Tabanus sharpei, Austen. 



Annals and Magazine of Natural History, Ser. 8, Vol. I., p. 226 (1908). 



PLATE X., FIG. 73. 



The figure of this species has been prepared from the type, the only 

 specimen hitherto received, which is from Katumbe, North Nyasa, 

 Nyasaland Protectorate, December 6th, 1906 (Dr. J. E. S. Old). 

 The collector's field-note with reference to this specimen is as 

 follows : " Country swampy jungle, with very tall, coarse reeds, 

 and forest with low trees. Only game seen were bushbuck, water- 

 buck and wart-hog ; old eland spoor plentiful, and that of buffalo 

 some months old." 



Tabanus wellmanii, Austen. 



Annals and Magazine of Natural History, Ser. 8, Vol. I., p. 225 (1908). 



PLATE X., FIG. 74. 



Of this species the Museum possesses the type and five other 

 females, all collected in the Chiyaka District, Angola, in March, 

 1906, by Dr. F. Creighton Wellman, who states that the flies were 

 " taken in a thick jungle," and that the species is " a pertinacious 

 biter." From Tabanus argenteus, Surcouf,* T. wellmanii may be 



* See p. 114, and Plate X., fig. 75. 



