1909.] R- E. I/LOYD : Fertility and Nonnality in Rats. 265 



fertile at Poona, to account for the diiference in size 

 of the two local races. 

 In conclusion I must explain m}" indebtedness to Captain White 

 and Captain Kunhardt who were in charge of the research measures 

 at Belgaum and Poona. It is obvious that the statistics which I have 

 made use of, could only have resulted from months of steady work. 

 In this I took no part, being privileged merely to watch its progress 

 during the few days of m}^ visits to those places. 



