MANUAL OF THE APIARY. 



63 



spermatozoa, which, when liberated, pass through a lonff con- 

 voluted tube , the vas-deferens (Fig. 10, b, b), into the seminal 

 sack (Fig. 10, c, c), where, in connection with mucous, they 

 are stored. In most insects there are glandular sacks (Fig. 

 10, d) joined to these seminal recoptacles, which in the male 

 bee or drone are very large. The sperm cells mingled with 



Fig. 10. 



Male Organs of Drone, mudi magnified. 



a— Testes. 



b, b— Vasa defereutia. 



c, c — Seminal sacks, 

 tl— Glandular sacks. 



0— Common duct. 



/, 8— Bjaoulatory sack. 



ft— Penis. 



i— Yellow saccules. 



these viscid secretions, as they appear in the seminal receptacle, 

 ready for use, form the seminal fluid. Extending from these 

 seminal receptacles is the ejaculatory duct (Fig. 10, e,f,g), 

 which in copulation carries the male fluid to the penis (Fig. 

 10, A), through which it passes to the spermatheca of the 



