32 Trans. Acad. Sci. of St. Louis. 
(d) Comparison of the number of eggs deposited by fer- 
tilized and unfertilized females. 
The average number of eggs deposited by the fer- 
tilized females was 2633/11. The average number of 
eggs deposited by the unfertilized females was 159. 
The average number of eggs deposited by fertilized 
females was greater than the average number of eggs 
deposited by the unfertilized females by 104 3/11. 
The figures show that the fertilized females lay the 
greater number of eggs. 
(e) The number of eggs remaining in the body of the 
fertilized females when overtaken by death. 
Notes derived from observations in twelve instances. 
KNOWN AS NUMBER OF EGGS 
A l4 125 
A 5 112 
A 8 98 
A 4 91 
AS 61 
A 12 55 
Ay 45 
A 10a 14 
A 9 4 
A 10 0 
All 0 
A 15 0 
The greatest number of eggs retained at death was 125. 
In three instances no eggs were retained at death. The 
average number of eggs retained for the twelve females 
at death was 50 5/12. 
(f) The number of eggs remaining in the body of the un- 
fertilized females when overtaken by death. 
Notes derived from observations in four instances. 
KNOWN AS NUMBER OF EGGS 
B5 201 
Bl 175 
B la 4 
B 2a 0 
The largest number of eggs retained by unfertilized 
females was B 5, 201. No eggs were retained by B 23. 
