ORDER ORTIIOPTERA 



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able of any sustained fli<i;ht. There is seldom anythinji like 

 a general migration. They will travel out of dry pastures 

 into corn, wheat and oat fields, and sometimes injure apple 

 trees. Their ordinary hal)itat is in pasture or meadow and 

 grass is their most common food. This species is abundant 

 all over the eastern Ignited States; is an economic factor 



Fig. 2S. — The yellow-winged locaist (Canuiula pell ucida) : a, adult male; 

 b, female: c, nymph — somewhat enlarged. (After Simpson, Div. Ent., U. 

 S. Dcpt. Ag.) 



year after year, and iuidoul)tcdl\- causes more damage than 

 the Rocky Mountain species. They do not usually destroy 

 the grass completely, but take a large share of the crop. 

 If they were eliminated the same acreage would supply 

 more hay, or support more cattle or other stock in pastiu'c. 

 Plowing the ground where eggs have been (iei)osited, rota- 



