THE DYSENTERIES—CILIAR 



45 



Balantidium coli. Living forms in the dejecta of Balantidian dysentery. 



;.» ».-%:. 





■^. 







v.'..-:*.! 



rezf^zt^ 



Balantidium coli. Invasion of the wall of the sigmoid flexure in a case of Balantidian 

 dysentery. A, Mucus ; B, glandular infiltration and destruction ; C, parasites in the connective 

 tissue of the submucosa, with infiltration of small cells. (After Dopter.) 



