ILLUSTRATIONS. 
Fic. 1. The Mexican cotton-boll weevil ( Aine nioni Graniis) Js. eee sae 
2. Mature boll cut open at left, showing full-grown larva; the boll at fai 
is not cut but shows feeding punctures and oviposition marks ..---- 
3. a, newly hatched larva in young square; }, nearly full-grown larva in 
situ; ¢, pupa in young boll picked from the ground ................ 
4. Late fall boll, showing how beetles hide between the boll and the coy- 
ering Or WEAPper ..c ieee) es oto bik Cea ee | er 
4 

