THE GENUS TRYPANOSOMA 



251 



Invertebrate host ' 

 known or suspected 



Size. 



Leech Helobdella al- 

 gira, Moq. 



Leech (probable) 



Culex pi[)ien3 



40-80^ 



60-72^U ■ 



82. i a 



25-30^U 



I 24-35^t(. 



( with flagellura 



S2fL, 

 with flagellum 



