104 



Sir D. Bruce and others. Trypanosome 



Table IX. — Percentage of Posterior-nuclear Forms found among the Short 

 and Stumpy Varieties of the Trypanosome of the Liwonde Strain III. 



Date. 



Experiment 

 No. 



Animal. 



Percentage among short 

 and stumpy forms. 



1913. 

 Aug. 18 



2370 

 2370 

 2370 

 2370 

 2379 

 2370 

 2373 

 2370 

 2370 

 2370 



Eat 



4 

 44 

 36 

 33 

 22 

 4 

 6 

 12 

 30 

 33 



„ 19 





„ 20 





„ 21 



„ 22 



„ 23 



„ 24 



„ 25 



„ 26 



„ 27 





Average 



22 -4 



Comparison of the Liwonde Strains with One Another. 



Table X. — Measurements of the Length of the Trypanosome of the Liwonde 



Strains. 





Experi- 

 ment No. 







Number of 



In microns. 



Date. 



Strain. 



Animal. 



trypanosomes 

 measured. 



Average 

 length. 



Maximum 

 length. 



Minimum 

 length. 



1913 



2378 



I 



Eat 



500 



23 -0 



30-0 



16 -0 



1913 



2363 



II 



Eat 



500 



20 "7 



35 -0 



12 -0 



1913 



2370 



III 



Eat ,., 



500 



21-4 



33 



15-0 













21 -7 



35 -0 



12-0 



