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THE POPULAR SCIENCE MONTHLY 



Fig. 1. Two-striped Locust or 

 Grasshopper (Melanoplus bivitta- 

 tus), Female. 



Fig. 2. Two-striped Locust or 

 Grasshopper, Young Form. Rep- 

 resenting stage best adapted to be 

 killed by poisonous spray. 



Fig. 3. Lesser Migratory Locust or 

 Grasshopper (M. atlantis), Male. 



Fig. 4. Differential Locust or Grass- 

 hopper (M. differentialis), Male. 



Fig. 5. Pellucid Locust or Grass- 

 hopper (Camnula pellucida), Male. 



Fig. 6. The Red-legged Locust or 

 Grasshopper (M. femur-rubum) . 



Fig. 7. The Short-winged Locust or Grasshopper (Stenobothrus 



curtipcnnis) , Male. 



