^v-^^ 



Fig. 33. a. Streptococcus sp., Type D, Felsenfeld. A chain of cocci in 

 various stages of division. The exact origin of the flagella on the soma is not 

 clear in tliis picture. The flagellar curvature is normal. 



b. Streptococcus sp., Type O, Graudal. Two cocci showing distinctly polar 

 multitrichous flagellation with flagella of normal curvature. 



c. Streptococcus sp.. Type D, Graudal. The pair of cocci on the right 

 shows one flagellum in which the pro.ximal portion is curly and the distal 

 portion normal. This was very rare. 



81 



