ILLUSTRATIONS. 



PLATES. 



Page. 



Plate I. — Japanese insect placard, showing enemy of rice plant 58 



II. — Japanese insect placard, showing enemy of mulberry 60 



TEXT FIGURES. 



Fig. 1. Map showing distribution of the chinch bug in Minnesota 33 



2. Map showing distribution of Brood X of the periodical Cicada in 



Maryland in 1902 __ 48 



3. Monoxia puncticollis: adult, eggs, and larva 112 



4. Scapteriscus didactylus: adult 116 



5. Scapteriscus abbreviatus: adult and young 117 



6. Elasmopalpus lignosellus: work on cowpea 119 



6 



