Trypanosome causing Disease in Man in Nyasaland. 409 



Table II. — Distribution in respect to Length of 500 Individuals of the 

 Trypanosome of Strain I, Wild Glossina morsitans. 





In microns. 



16. 



17. 



18. 



19. 



20. 



21. 



22. 



23. 



24. 



25. 



Total 



3 



11 



25 



56 



62 



75 



53 



31 



28 



44 





0-6 



2-2 



5-0 



11 '2 



12-4 



15 -0 



10 -6 



6-2 



5 -6 



8-8 





In microns. 



26. 



27. 



28. 



29. 



30. 



31. 



32. 



33. 



34. 



Total 



16 



23 



26 



22 



12 



6 



4 



1 



2 



Percentages 



3-2 



4-6 



5-2 



4-4 



2-4 



1 -2 



0-8 



0-2 



0-4 



Chart 1. — Curve representing the Distribution, by Percentages, in respect to Length, of 

 500 Individuals of the Trypanosome of Strain I, Wild Glossina morsitans, taken on 

 nine consecutive days from Rat 655. 



Microns 



13 



14 



15 



16 





18 19 





zi 



zz 



23 



Z4 





26 





28 



29 



30 



■3\ 



3Z 



S3 



34 



35 



36 



&7 



38 



























































































































A 







































































































i 







































































































\ 







\ 





















































































































































































































4 













































































































v 























































































t 







































































































/ 















































16 



15 

 1+ 



13 



IZ 

 05 || 



q; 



.ol)io 



^ 9 



c 8 

 a> 



u 7 



5;- 



a- s 



4 

 3 

 Z 

 I 



VOL. LXXXVI. — B. 



