Bui. 50, Bureau of En-tornolop'y, U. S. Dept. of Agriculture. 
Plate XVI. 
Insects Sometimes Mistaken for the Bollworm. 
Fig. 1, Cotton square attacked by caterpillar of Cnli/cnpls cccrops; fig. 2, larva of Prodaua ornitho- 
galli, injurious to cotton square; fig. 3, larger larva of same species, boring into a large boll; 
fig. 4, adult moths of tlie same— all figures enlarged about one-lialf (original). 
