PLATE 11. 



BOLL WEEVIL STAGES. 



Figure 1, Adult weevil, side view; fig. 2, adult, viewed from 

 above; lig. 3, egg of weevil; lig. 4, grub at entrance to second 

 stage after shedding lirst skin, about three days old; fig. 5, 

 grub fully grown, about ten days from egg; fig. 0, transforma- 

 tion or pupal stage, side view, snout, legs and wings forming; 

 fig. 7, pupal stage, front view of fig. G; fig. 8, adult, wings 

 spread. Eigs. 1, 2, 5, 0, 7 and 8 enlarged about ten diameters; 

 iigs. 3 and 4, enlarged about twenty diameters. (Original.) 



