Bui. 45, Div. of Entomology, U. S. Dept. of Agriculture. 



Plate I 



Developmental Stages and Work of the Boll Weevil. 



Fig. 1, Cotton boll weevil; fig. 2, weevil feigning death: fig. 3, two eggs .and feeding excavation 

 in a square; fig. 4, full-grown larva; fig. 5, pupa, ventral view; fig. 6, pupa, side view: tigs. 7-9 

 show transformation taking place within squares: fig. 7, larva, full grown: fig. 8, pupa; fig. 9, 

 adult: fig. 10, weevils feeding on boll; fig. 11, larva developing in boll. (Figs. 1-10, natural 

 size; fig. 11, two-thirds natural size. — Original.) 



