20 



CENTRAL HALL. 



A&ican 

 Elephant. 



The Tsetse-parasite multiplies in the blood by the longi- 

 tudinal division of each of the individuals. 



In the middle line of the hall is placed a magnificent 

 mounted skin of an African Elephant {Elephas africanus) 

 from Ehodesia, standing about 11 feet 4 inches in height. The 



Fig. 6. 



Trypanosoma brucei, the parasite of Nagana, or Tsetse Disease, in blood of 

 a Donkey ( x about 2,500). 



skull is also exhibited ; and a very fine pair of tusks ot the 



same species from Unyoro, in the Uganda Protectorate, are 



Kkewise shown. 



Bays or Most of the bays or alcoves round the hall, five on each 



Alcoves ronnd . ■, / • i i 



the Hall, Side, are (with the exception of the one at the north end of 



