402 ■ Sir D. Bruce and others. Trypanosoma [Feb. 24, 



Table XII. — Percentages of Posterior-nuclear Forms found among the Short 

 and Stumpy Varieties of the Trypanosome of Strain IV, Hartebeeste. 



UaAjQ. 



Experiment 

 No. 



J* A • 1 

 Animal. 



Percentage among snort 

 and stumpy forms. 



1912. 









July 19 



849 



Eat 



15 



„ 20 



849 



;) 



18 



„ 22 



849 





8 



„ 23 



849 





16 



„ 24 



849 





26 



„ 26 



849 





49 



„ 29 



849 





16 



„ 30 



849 





38 



„ 31 



849 





52 



Aug. 1 



849 





45 





28 -3 



V. Morphology of Strain V, Hartebeeste. 



The following table gives the average length of this trypanosome as found 

 in the rat, 500 trypanosomes in all, and also the length of the longest and 

 shortest : — 



Table XIII. — Measurements of the Length of the Trypanosome of Strain V, 



Hartebeeste. 



Date. 



Method of fixing. 



Method of 

 staining. 



In microns. 



Average 

 length. 



Maximum 

 length. 



Minimum 

 length. 



1912 



Osmic acid. 



Griemsa 



22 -6 



34 -0 



15 -0 



