PLATE 17. 



Pig. 37. — Elongation of indifferent form. 



Fig. 38. — Male type of trypanosome showing a mass of chromatin, 

 derived from the kinetonueleus, lying close to the trophonueleus. The 

 intranuclear centrosome exhibits budding. 



Fig. 39. — Budding of intranuclear eentrosome in male type of trypa- 

 nosome. 



Figs. 40-44. — Various stages in the division of the male forms, 



Fig. 45. — Abnormal form of trypanosome, showing multiple division of 

 nuclei without separation of protoplasm. 



|144] 



