No. 4.] 



THE GYPSY MOTH. 



291 



Hessian Fly. 

 {Cecidomyia destructor, Say.) 

 1846. Destroyed almost the entire wheat crop of upper Georgia. 



(3d Rep. U. S. Ent. Com., p. 200.) 

 1846. Loss in western New York, five hundred thousand bushels. 



(3d Rep. U. S. Ent. Com., p. 200.) 

 1885. Wayne and Ontario counties, New York, . . . $100,000 

 (4th Ann. Rep. Injurious and Other Insects of 

 New York State, by Dr. J. A. Lintner, p. 11.) 



Army Worms. 



{Leucania unipuncta, Haw., and other species.) 



1861. Did damage in eastern Massachusetts exceeding . $500,000 



(Rep. A. S. Packard, Jr., in Agr. of Mass., 



1870, p. 353.) 



1887. Iowa, loss to grain in two counties, .... 180,000 



(Rep. Prof. H. Osborn to Ent. U. S. Dept. of 



Agr., 1887, p. 160.) 



1887. Iowa, total loss exceeded 500,000 



(Rep. Prof. Herbert Osborn to Ent. U. S. Dept. 

 Agr., 1887, p. 160.) 



European Cabbage Butterfly. 



{Pieris rapce, Linn.) 



Annual loss of cabbages about Quebec, Can.,* . 



(Abbe Provancher.) 

 1870. Loss near New York City, over * 



(American Agriculturist, 1870.) 



$250,000 

 500,000 



Wheat Midge. 

 {Diplosis tritici, Kirby.) 

 185-4. Loss in New York State alone, f . . . . $15,000,000 

 (Estimates made by Sec. N. Y. State Agr. Soci- 

 ety, given by Dr. Fitch, State Entomologist.) 

 So destructive was this insect in the years following 

 1854 in New York as to stop the raising of white 

 wheat and reduce the value of all wheat lands 

 forty per cent. J 



Loss in Canada, 2,500,000 



(A. S. Packard, Jr., Rep. on Rocky Mt. Locust, 

 1877, p. 709.) 

 Loss in Canada, eight million bushels. 



(J. A. Lintner's 1st Rep. on Injurious and Other 

 Insects in the State of New York, p. 7.) 



1856. 



1857. 



* Rep. on Rocky Mt. Locust, Dr. A. S. Packard, U. S. Geo. Survey, 1877, p. 747. 

 t Lintner's 1st Ann. Rep., p. 6. Albany, 1883. 

 J Packard, Rocky Mt. Locust, p. 709. 



