36 



FLIES. 



firstly, we will take the very injurions order of the- 

 two-winged Flies, scientifically the Diptera. 



CHAPTEK III. 



FLIES {DIPTERA). 



Daddy Longlegs, Wheat Midge, Hessian Fly, 

 Onion and Mangold Flies, &c. 



Tig. 37. —Daddy Longlegs: 1, larva ; 2, pupa-case standing up in the- 

 ground ; 3, fly; 4, eggs. 



This order includes the Gnats and Corn Midges, 

 also the Daddy Longlegs, of which the grubs are sa 



