DIURNAL ACTIVITY OF THE EARTHWORM 

 TABLE II 



189 



TABLE III 



In a similar manner, the activity of five other subjects on 

 parts of two days (a and b) is shown in table III. In this 

 series the period 12-8 A. M. was not included in the record. 



Again the ratio of the average active time to the total tirrie 

 observed is, in this case, very close to that given in table II 



