25 



given. It is believed that this will enable any planter to determine 

 whether or not the pest is at work in his fields, and to take the neces- 

 sary steps to tight it at the earliest 

 possible moment. 



The adult weevil averages about 

 one-quarter of an inch in length, 



Fig. 5. — Cotton boll weevil: a, beetle, from above; 

 b, same from side — about five times natural size 

 (original). 



Fig. 6. — Cotton boll weevil: larva at left, 

 pupa at right— about five times natural 

 size (original). 



Fig. 7.— Cotton square showing egg puncture of boll weevil— natural size (original). 



and has a beak about one-half the length of the body. It is of gray- 

 ish or reddish- brown color. Its general appearance will be understood 



189 



