22 , Col. Sir D. Bruce and others. Trypanosome [July 22, 
COMPARISON OF TRYPANOSOMA VIVAX, UGcanpa, 1909, wirH TRYPANOSOMA 
VIVAX, 1903 (PoRDAGE’s OX). 
On examining the preparations made in 1903 from two oxen belonging to 
the Uganda Transport, the trypanosomes in them were at once recognised as 
belonging to this species (Plate 3). 
Table V.—Measurements of Trypanosoina vivax, Uganda, 1903 (Pordage’s oS 
| h | In microns 
ea hy | | Method | Method | | 
ean Animal. | of | of 
P | fixing. | staining. | Average Maximum Minimum 
| length. length. | length. 
it | Ox | Osmic acid | Leishman | 23 °3 25 °0 21:0 
1 oka i | J |) 28° eee OO 20-0 
2 | = s | . Pees eau 22-0 
2 | i . | . |) 9325027 0 20-0 
| | | | palin eae 
ay Sverige. 23 °3 27-0 20 ‘0 
Carr giving curves repr pains me distribution, by a reannetier. in respect of length of 
Trypanosoma vivax, Uganda, 1909, Trypanosoma vivax, Uganda, 1903 (Pordage’s ox), 
and Trypanosoma vivax, Togoland, 1903. 
6 18 20 22 ah Be a Jo. _52 Microns. 
NN G& 
eee Coens 
% 
Dy 
g 
Ss 
~ 
gy 
if 
Percentages. 
T. vivax, Uganda, 1909 ; 180 trypanosomes from oxen and goats. 
T. vivax, Uganda, 1903 (Pordage’ s ox); 80 trypanosomes from ox. 
eecceeceseeeseess T. vivax, Togoland, 1903; 40 trypanosomes from ox. 
