126 NATHAN FASTEN. 



PLATE III. 



Explanation of Figures. 



8. The process of fertilization. The male is here seen manipulating the extruded 

 spermatophores (sp.) between his second maxillae (mx. 2), in the vicinity of the 

 genital pores (g. p.) of the female's body. X 100. 



9. Side view of a young female after fertilization. The spermatophores (sp.), 

 are attached near the genital pores. X 76. 



10. Ventral view of the abdomen of an adult female showing the relation of the 

 reproductive organs to each other. X 57. 



n. Cross-section through the abdomen of an adult female in the region of the 

 spermatheca. X 76. 



