FEEDING PARAMECIUM KNOWN BACTERIA 



167 



During the second period of observation the animals passed 

 through an endomixis. This was accompanied by a lowering 

 of the division rate, as was to be expected, and after recovery 

 the rate for the animals in the new medium remained slightly 



TABLE 7a 

 Showing results of feeding Paramecium with the bacteria C, A' C, A' B' C, and M 

 in the 0.1 per cent standard timothy hay infusion, and in 0.1 per cent dry uncured 

 moneywort infxision, during the time from January 12, 1921, to February 5, 1921. 

 Data for the moneywort infusion in the second line in each case 



TABLE 7b 



Showing the results of feeding Paramecium with the same bacteria in the same media, 



as in table 7a, during the time from February 13, 1921, to March 7, 1921 



