ORTHOPTERA 41 



LESSON 3 



The Grasshoppers and their Allies 



WORK PROGRAM 



1 . Collect short-horned grasshoppers from the fields and 

 roadsides. 



2. Collect pygmy grasshoppers from the waterside. 



3. Collect long-horned grasshoppers from the meadows 

 and fence corners. 



4. Collect field crickets by overturning boards, etc. 



5. Collect tree crickets from berry patches. 



6. Collect mole crickets at lights. 



7. Collect cockroaches with traps. 



8. Collect walking-sticks from the bushes. 



9. Collect mantids from the meadow. 



10. Feed and care for caged grasshoppers. 



11. Prepare slide mounts of an ovipositor, showing blades, 



12. Prepare slide mounts of wings of males to show 

 musical apparatus. 



13. Home problems on crop pests (see p. 174). 



14. Routine (see p. 204). 



LABORA TOR Y PROGRA M 

 A. Study of the Living Grasshopper. 

 I. Locomotion. 

 1. Liberate a specimen from the rearing cage in a warm 



