BIPARENTAL INHERITANCE IN PARAMECIUM 



463 



TABLE 51 



Experiment 16. Paramecium caudalum. Number of fissions for the 482 lines 

 descended from the two members, a and b, of 2^ pairs of conjugants, for forty 

 days {March 30 to May 8, '1912). For each line the number of fissions is given for 

 each of four successive periods of ten days each; also the total for the entire forty 

 days. Numbers in parenthesis, as (2), show that the line in question died out 

 during the period indicated, after the number of fissions shown in parenthesis. 

 Totals in parenthesis are for lines that did not live through the entire forty days. 



