194 



EESFLTS OF PEIMARY CFLTURES OIN" NEUTEAL-EED AGAE. 



Mussel. Niunher of " Colon-like "" Colonies. 



Primary cultures Avere also made from the stomach 

 contents in litmus milk under anaerobic conditions with 

 the following' results : — 



PRIMAEY ANAEROBIC CULTURES IX LITMUS MILK. 



Mussel. Enteritidis reaction. 



6 



7 



8 



9 



10 



+ 

 No reaction. 



4- 

 + 

 + 



The results of the tertiary cultures on tlie various 

 sugar media showed that BacUhis coli cominunis was 

 present in mussels 2, 4, 9 and 10, and probably in all the 



