McCracken, Egg-laying Apparatus of Silkworm. 269 



Series I. Normal unmated moths. 

 TABLE I. 



TABLE I— Continued. 



No. 5. 

 Issued Sep. 3. 

 Died Sep. 16. 



No. 6. 

 Issued Sep. 3. 

 Died Sep. 19. 



No. 7. 

 Issued Sep. 3. 

 Died Sep. 15. 



In the unmated moth, the ovipositing apparatus appears there- 

 fore to be under an inhibitory influence that is removed in the 



