Bui. 51, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate III. 



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Developmental Stages in Squares and Bolls. 



Fig. 8, Square showing location of two eggs and the cavity formed by a feeding puncture, natural 

 size; fig. 9, square showing puncture formed for oviposition with egg deposited outside: figs. 10, 

 11, 12, series of views showing transformation from larva to adult which takes place in the 

 square on the ground; fig. 13. boll nearly full grown containing two large larvae— figs. 9 to 13 

 reduced to two-thirds natural diameter (original). 



