102 



in Kaffraria, Cape Colony, is at present represented in the Museum 

 Collection by only eight females, the localities of which, however, 

 are sufficient to show that the range of the species extends at least 

 as far to the north-east as German East Africa. The following 

 are the localities, etc., of the Museum specimens. 



" South Africa," 1854 (R. W. Plant) ; " South Africa " (collected 

 by the Rev. C. Livingstone, on Dr. Livingstone's Expedition 

 presented by Lord John Russell, 1863). Natal : precise locality 

 unknown (ex Saunders Collection). Nyasaland Protectorate : 

 Lunyina River, Henga, 3000 feet, January 29th, 1894 (Captain 

 Richard Crawshay) ; Fort Johnston, January 12th, 1906 (E. L. 

 Rhoades) ; precise locality unknown, 1907 (Dr. J. E. S. Old}. 

 " East Africa,"- i.e., German East Africa (collected on Captain 

 Speke's Expedition to the Sources of the Nile presented by Lord 

 John Russell, 1864). 



Tabanus taeniola, Palisot de Beauvois. 



Insectes RecueiUis en Afrique et en Amerique, dans les Royaumes 

 d'Oware et de Benin, A Saint-Domingue et dans les Etats- 

 Unis, pendant les Ann6es 1786-1797, p. 56, Dipteres, PL I., 

 fig. 6 (1805-1821). 



PLATE VIII., FIG. 61. 



Whether or not Tabanus tceniola be actually common in any given 

 locality, there can be no doubt whatever that it is the most widely 

 distributed of all the African Tabanidae, its range extending from 

 Upper Egypt, the Anglo-Egyptian and French Sudan, and Senegal, 

 at any rate to Delagoa Bay and the Transvaal, if not still further 

 to the south. The pale median stripe on the abdomen, which in 

 the typical form has its sides at least as regular as in the figure, is 

 subject to great variation in width and shape, so that it is sometimes 

 reduced almost to a mere line, and sometimes considerably ex- 

 panded beyond the middle, while in other cases again (form socius, 



