I'l.Aii: IV. 



WEEVIL WORK OiN BOLLS. 



Eigurc L Weevil feeding on thiee-fouiihs grown boll; fig. 

 2, feeding punctures in small boll; lig. 3, two egg punctures in 

 one lock of large boll; fig. 4, grub full-grown in small boll;, 

 fig. o. emergence hole of weevil from small boll; fig. 6,. 

 grub full-grown in large boll; iig. 7. grub destroying two^ 

 locks; fig. 8, several weevils may develop in a boll; fig. 

 9, pupal or transformation stage in a boll. All figures about 

 natural size. (Original.) 



