P ROTO MO NAD ID A 



141 



host. The blood vessels of internal organs, such as kidneys, 

 contain more individuals than the peripheral vessels. A cen- 

 trally located nucleus and a small blepharoplast. Undulating 

 membrane is highly developed. Myonemes prominent. Mul- 

 tiplication by longitudinal fission. The leech, Hemiclepsis 

 marginata, has been found to be the transmitter in some lo- 

 calities. 



Fig. 50 a. Trypanosoma rotatorium. X750. 



b. T. inopuiatum. X1175. 



c. T. diemyctyli. X800 (After Hegner). 



d. T. giganteum. X500 (After Neumann). 



e. T. granulosum. XlOOO (After Minchin). 

 i.T.remaki. X 1650 (After Kudo). 



g. T. percae. XlOOO (After Minchin). 



h. T. danilewskyi. XlOOO (After Laveran and Mesnil). 



i. T.rajae. XI 600 (After Kudo). 



Trypanosoma inopinatum Sergent and Sergent (Fig. 50, b). 

 In the blood of various frogs. The trypanosome is almost 

 always slender in form and measures 12 to 20 microns in length. 

 Larger forms 30 to 35 microns, are also noted. In both forms, 

 blepharoplast is comparatively large. Leeches transmit the 

 organism from host to host. 



Numerous species of Trypanosoma have been reported from 



