A PARTIAL LIST OF THE WRITINGS OF JOHN HENRY COMSTOCK 
It has been impracticable to include in this list the titles of book reviews and 
articles on economic entomology published in various agricultural journals, as 
no record has been kept of them. 
1872. Report of remarks on insect architecture, Before the Natural History 
Society, Jan. 27, 1872. The Cornell Era, Vol. IV, p. 261. 
1875. Notes on entomology; a syllabus of a course of lectures delivered at 
Cornell University. Spring trimester, 1875. Ithaca, N. Y., 1875, pp. XII + 
154. (Several subsequent editions were published). 
187(1. Report upon cotton insects (U. S. — Department of Agriculture. Wash., 
1879, pp. V +511. Plates and wdcts.). 
On a new predaceous lepidopterous insect. (In North American Entomolo¬ 
gist Vol. I, No. 4, 1879). 
1880. Report of the Entomologist of the United States Department of Agricul¬ 
ture for the year 1879. 
(U. S. — Department of Agriculture Report. Wash., 1880. pp. 185-262. Six 
plates). 
Cotton insects. (U. S. — Department of Agriculture. Report. Wash., 1880. 
pp. 263-348. Plates 7-16). 
1881. Report of the Entomologist of the United States Department of Agricul¬ 
ture for the year 1880. (U. S. — Department of Agriculture. Report. 
Wash., 1881. pp. 235-373, plates 1-24). 
Report on insects injurious to sugar cane. (U. S.—Department of Agriculture. 
Special Report No. 35. Wash., 1881. wdcts.). 
Notes on Coccidae. The Canadian Entomologist. Vol. XIII, Jan., 1881, p. 8. 
An aquatic noctuid larva, Arzama melanopyga Grote, new species. Papilio, 
Vol. I, p. 147. 
1882. Report on insects for the year 1881. (U. S. — Department of Agriculture. 
Report, 1881. pp. 3-22. 7 plates. Wash., 1882.) 
Second report on scale insects; including a monograph of the sub-family 
Diaspinae, of the family Coccidae, and a list with notes of the other species of 
scale insects found in North America. (In Cornell University—Experiment 
Station. Report, 1882-3. Ithaca, N. Y., 1882, pp. 46-147. 4 plates, 
wdcts). 
Lecture on scale insects. (In Western N. Y. Hortic. Soc. Proc. 1882). 
Guide to practical work in elementary entomology; an outline for the use of 
students in the entomological laboratory of Cornell University. Ithaca, 
N. Y., 1882, pp. 35. 
1883. The hop-vine borer, or hop-grub. American Agriculturist Vol. XLII, 
June, 1883, Illus. (First published account of the transformations of Apanea 
immanis). 
1884. Insect enemies of fruit. (In N. Y. State Agri. Soc. Trans. Vol. XXXIII, 
1877-82. p. 322, Albany, N. Y., 1884.) 
Hymenoptera. (In Kingsley, J. S. Editor. Standard Natural History. Vol. II. 
p. 503. Boston, 1884). 
