(26 NEW YORK STATE MUSEUM 
1818 Say, Thomas. Hessian fly, grain moth, cut worm. Phila. soe. 
prom. agric. Mem. 4: 236-37 (oviposition, burning stubble recommended). 
1826 Hunter, David. Bd agric. state N. Y. Mem. 3:55-56 (time of 
appearance of flies). 
1841 Herrick, E. C. Observations on Hessian fly.’ Am. jour. arts and 
sei. 41: 153-58. 
1843 Morris, H. M. Observations on the development of the Hessian 
fly. Acad. nat. sci. Proc. 1: 66-68 (observations). 
1848 — On the Cecidomyia destructor or Hessian fly. 
Am. phil. soc. Trans. 8:49-51 (observations on life history). 
1844 Gaylord, Willis. N. Y. state agric. soc. Trans. 3: 141-48 (brief 
account). 
1844 Herrick, E. C. Patent office rep’t. Agriculture, p. 161-67 (brief 
general account). 
1845 Fitch, Asa. Insects injurious to vegetation no. 2. Am. quar. 
jour. agric. and sci. 1: 255-69 (generic characters of Cecidomyia and 
mention of C. destructor). 
1846 Insects injurious to vegetation no. 4. Am. quar. jour. 
agric. and sci. 4:244-64 (early history and synonymy). 
1846 Morris, H. M. Amer. jour. of agric. and sci. 5: 206-8 (contro- 
versy on habits of Hessian fly). 
1847 Fitch, Asa. Hessian fly.. N. Y. state agric. soc. Trans. 6: 316-73 
(summary account); (same, separate date 1847, p. 3-60). 
1847 Insects injurious to vegetation no, 5. Am. quar. jour. 
Agric. and sci. 5:1-27 (life history, habits, parasites and remedies). 
1854 Glover, Townsend. Insects injurious and beneficial to vegeta- 
tion. Patent office rep’t. Agriculture, p. 72-74 (brief account). 
1858 Johnson, B. P. Wheat midge, Hessian fly, etc. N. Y. state 
_agric. soc. Trans. 18: 287-308 (records of injuries in New York). 
1862 Fitch, Asa. N. Y. state agric. soc. Trans. 21:819-30 (gen- 
eral account of the insect in the U. S.); same in Noxious and other insects 
of New York. 7th rep’t. 1862. p. 133-44. 
1862 Harris, T. W. Insects injurious to vegetation, p. 568-87 (gen- 
eral notice). 
1863 Fitch, Asa. N. Y. state agric. soc. Trans. 22:685-86 (historical 
notes on the early history of the Hessian fly in this country); same in 
Noxious and other insects of New York. 8th rep’t. 18638. p. 2038-4. . 
1866 Walsh, B. D. Hessian fly. Prac. ent. 2:7 (late sowing of more 
value than trap strips). 
1866 —— Joint worm. Prac. ent. 1:37-38 (characteristics of Hessian 
fly); A new humbug, p. 108-10 (exposes fraudulent claims for controlling 
this insect). 
1872 Lintner, J. A. Hessian fly. Country gentleman, June 13, 37:376 
(brief note identifying Hessian fly). 
1878 —— Hessian fly. Country gentleman, Jan. 24, 43:55 (brief 
general account). . 
