470 
NOTES ON THE PREVALENCE OF 
Indians, Arabs, and Africans — cont . 
Ankylostoma duodenale 
728 
Indians. 
Per cent. 
. 15*1 
83 
Arabs. 
Per cent. 
84-9 
589 
Africans. 
Per cent. 
80*1 
A scar is lumbricoides 
. 8-6 
14*4 
28-8 
Trichocephalus dispar . 
. 6*7 
84*9 
34-1 
Tcenia saginata . 
. 5-6 
8*4 
17*4 
Schistosoma Mansoni . 
. 0-6 
4-8 
3-4 
Double Infections 
. 4-6 
20-4 
21 -1 
Triple Infections 
. 0*4 
7*2 
7*8 
Quadruple Infections . 
— 
1-2 
1-8 
Quintuple Infections . 
. — 
— 
0*1 
African natives of the following tribes or snb-tribes were 
examined : — 
Wa-Bugu 
Wa-Kamba 
Wa-Nandi 
Wa-Bukedi 
Wa-Konde 
Wa-Zegua 
Wa-Bajun 
Wa-Kavirondo 
Wa-Ziba 
Wa-Barawa 
Wa- Kikuyu 
Wa-Nyoro 
Wa-Cbaga 
Wa-Kisii 
Wa-Nyamwezi 
Wa-Dama 
Wa-Lendu 
Wa-Nyema 
Wa-Digo 
Wa-Lumbwa 
Wa-Pokomo 
Wa-Dengereko 
Wa-Yao 
Wa-Pemba 
Wa-Embu 
Wa-Makua 
Wa-Rabai 
Wa-Ganda 
Wa-Masamba 
Wa-Sawa 
Wa-Giriama 
Wa-Murua 
Wa-Sagara 
Wa-Swabili 
Wa-Meru 
Wa-Segeju 
Wa-Gazija 
Wa-Nubi 
Wa-Sebei 
Wa-Kakameka 
Wa-Naauruma 
Wa-Somali 
Wa-Kakoa 
Wa-Nyassa 
Wa-Kala 
Wa-Nyika 
Nineteen Cape boys 
are included in 
the whole total f 
Africans. 
The following table shows percentages of infections 
