210 



THE HAEMOFLAGELLATES 



Fio. 8. 



Representative Amphibian and Piscine Trypanosomes. A and B, Trypanosoma rotatorium, 

 after Lav. and Mesn., x 1400; C, T. inopinatum, after Sergent, x 1000; D, T. karyozeukton, 



after L. and M., x 2000. h, clear zone or halo around kinetonucleus ; eh, chain of chromatic 

 rodlets running between the two nuclei ; a.fl, anterior flagellum ; p.fl, posterior flagellum ; l.s, 

 longitudinal striations or myonemes ; v, cytoplasmic vacuole. 



T. lewisi. Usually this parasite has a shai-p, pointed aflagellar end 

 (Fig. 7, A) ; but in many of the individuals found in rats which 



