WiREWORMS. 



91 



erably flattened in form. The caudal seg- 

 ment and some details of the month parts 

 are shown in figure 31. (For a detailed 

 description see Bulletin 33, p. 271). 



31. — Wireworm of Cryptohypnus 

 abbreviatus. a, b, c, details of 

 the mouth-parts; e,the caudal 

 segment — all enlarged. 



