EXPLANATION OF PLATE II (Original.) 

 The Apple Maggot. 



(Trypeta pomonella, Walsh.) 



Figure 1. Last abdomiual segment, sheath and extended ovi- 

 positor (female) magnified about thirty times. 



Figure 2. External genital apparatus of male (enlarged.) 



Figure 3. Last abdominal segment, sheath and ovipositor from 

 below, magnified about thirty times. 



Figures 4 to 9. Eggs in different stages of development. 

 Figure 4 shows eggs as found attached in the ovary. 



Figure 8. Shows the reticulated markings on the egg shell at 

 the pedicellate end of the egg. 



3 O 



