226 TSETSE ON ZAMBESI ABOVE SESHEKE. 



these should be lighted half an hour before the camels 

 were allowed to enter the forest. The rest of the day was 

 spent in building up stacks of wood and dead leaves ; 

 these were arranged as far as possible on the model of the 

 ' smudge-fix'es ' used in Manitoba to protect the wheat 

 from the early frosts of August, by I'aising a cloud of 

 smoke above the fields." 



140. 1896. W. Donitz. 



Berliner Entomologische Zeitschrift, 41. Band, pp. 

 (17H18). 



Report of a paper on Tsetse-flies, containing a summary 

 of previous statements, — No new facts. 



141. 1896. Alfred Sharpe. 



*' The Geography and Resources of British Central 

 Africa " (The GeographicalJournal, Vol. VII.). (London: 

 The Royal Geographical Society). 



Tsetse-fly absent from the highlands of British Central 

 Africa. — " In the high parts of B.C. A. cattle and horses 

 thrive, and there is no Tsetse-fly " (p. 384). 



142. 1897. Surgeon-Major David Bruce, A. M.S. (now Lt.-CoI. 



David Bruce, R.A.M.C.). 



"Further Report on the Tsetse-Fly Disease or 

 Nag ANA IN ZuLULAND." Ubombo, Zululand, 29th May, 

 1896. (London : Harrison & Sons, St. Martin's Lane, 

 Printers in Ordinary to Her Majesty. 4th February 

 1897.) 69 pp., Plates I-VI. 



[See Chapter VII., Appendix A.] 



143. 1897. Captain A. St H. Gibbons.* 



" A Journey in the Marotse and Mashikolumbwe 

 Countries " (The Geographical Journal, Vol. IX). 



Tsetse-fly swarming on the hanhs of the Zambesi, 35 miles 

 above Seshelce, July, 1895. — "Some 35 miles from Sesheke 

 brought me to high banks covered with forest and teeming 

 with Tsetse-fly. Such is the general chai-acter of the river 

 as far as the southern extremity of Borotse " (p. 123). 



Tsetse-fly absent from the Borotse '^Valley" which extends 

 along both banJcs of the Zambesi from 16° 15' S. lat. to con- 

 siderably beyond Lialui. — " On the second day after this I 

 i-eached the southern extremity of what is frequently 



* Cf. [152]. 



