246 Studies in the Phji.vology of Fertilhntioii 



the first larva of each lot hatched out. In the cx})criiiieiits in wliich 

 the times of hatching were notefl tlie conrlitions of the resulting- larvae 

 were also recorded. 



The figures for these experiments are given in Table X. 



TABLE X. 



ExplanatidH of Tnhli\ 



"Time of fertil." The approximate time in liouis, after the genital products had been 

 removed from the body of the animal, at which the fertilization was made. 



"Percent, fertil." Percentage of eggs fertilized. 



"Time of 4-cells." Time in minute.-i after fertilization at which the first fonr-ccll division 

 was completed. 



"Time of hatching." Time in hours and minutes after fertilization at whieh the first 

 larvae hatched out of the eggs. 



