PLATE XII. 



m 



9 



c 



(&& dii it 



Gonococcus. (After Bumm.) 

 . From a pure culture. 



b. From a blennorrhoeic conjunctival secretion ; an epithelial cell 

 covered with cocci ; a pus cell with cocci in the protoplasm ; a pus cell 

 completely filled with cocci ; a free mass of cocci in close proximity 

 to a pus cell (Seibert). Oc. 2. 



c. Scheme of development of gonococci. 



