473 
the tail of an infected rat. The time taken for the formation of 
the rounded bod}- was thirty minutes. 
A' 
?* 7 
ext-fig. i represents diagrammatically the formation of a latent.^croccope^^n a warm stage, 
panmma gambUnsc in infected rat’s blood as seen under the m.croscope, 
during a period of 30 minutes. _ 
he intervals were 3, 8, 15, 20, 23, 25, and 30 minutes respectively from the commenc 
change of form of the parasite. Intranuclear karyosomc not rcpresci 
In this process the anterior or flagellar end disintegrates • 
ast off, while at the other end the blepharoplast (kineton 
gradually migrates nearer the nucleus, and then ^ he ”°”" £y ^ r ^ ith 
>osterior end of the original trypanosome is cast o , . 
he remains of the flagellum. The rounded body, cons* "f 
hromatin with a thin layer of cytoplasm, has then surroun 
vith a definite, very thin capsule (‘ cyst ’)• Thls pro “ SS ’ • of 
>nder the microscope, is either the natural mode o °^ • t es 
ion-flagellate bodies in the internal organs or close > ap 
