104 



THE bbb-kbepbr's guidb; 



spermatheca (Fig. 38), which he thinks act as sphincters or 

 dilators of this duct, to restrain or permit the passage of the 

 spermatozoa. When the duct is opened the ever-active sperm- 

 cells rush out, aided in their course by the secretion from the 

 appended glands. 



The spermatheca, according to L,euckart, may contain 

 25,000,000 spermatozoa. We see, then, why it does not run 



Fig. 43. 



Fig. 42. 



Labimn of Qnee?i. — Onginal. 



a Li^^ula. 

 d d Paraploss^, 

 Ij Labial palpi. 



t Tibia. 

 t s Tarsal joints. 



Pari of Leg of Queen, magnified, after Duncan, 

 p Broadened tibia and basal tarsus. 



empty, even though Siebold thought that each of the one and 

 one-half million of eggs that a queen may lay, receives two or 

 three sperm-cells. I think it is now proved that but one sperm- 

 cell enters each egg. The eggs, which, as Girard states, do 

 not form as early in the ovaries as do the sperm-cells in the 

 organs of the drone, which are matured while the drone is yet 



