72 
Bulletin No. 3. — The Cotton Worm. Summary of its Natural History, 
with an Account of its Enemies, and the best Means of controlling 
it; being a Report of Progress of the Work of the Commission. By 
Chas. Y. Riley, M. A., Ph. D. (1880.) [pp. 144, figs. 84, plates I.] 
Bulletin Wo. 4. — The Hessian Fly. Its Ravages, Habits, Enemies, and 
Meaus of preventing its Increase. By A. S. Packard, jr., M. D. 
(1880.) [pp. 43, figs. 1, plates II., maps I.] 
Bulletin No. 5. — The Chinch Bug. Its History, Characters, and Habits, 
and the Means of destroying it or counteracting its Injuries. By 
Cyrus Thomas, Ph. D. (1879.) [pp. 44, figs. 10, maps I.] 
Bulletin Wo. 6. — General Index and Supplement to the nine Reports on 
the Insects of Missouri. By Charles Y. Riley, M. A., Ph. D. (1881.) 
[pp. 177.] 
Bulletin No. 7. — Insects injurious to Forest and Shade Trees. By A. S. 
Packard, jr., M. D. (1881.) [pp. 275, figs. 100.] 
First Annual Report for the year 1877, relating to the Rocky Mountain 
Locust and the best Methods of preventing its Injuries and of guard- 
ing against its Invasions, in pursuance of an Appropriation made 
by Congress for this purpose. With maps and illustrations. (1878.) 
[pp. 477+294, figs. Ill, plates Y, maps I.] 
Second Report for the years 1878 and 1879, relating to the Rocky Moun- 
tain Locust and the Western Cricket, and treatiug of the best 
Meaus of subduing the Locust in its permanent Breeding-grounds, 
with a view of preventing its Migrations into the more fertile 
Portions of the trails- Mississippi country, in pursuance of Appro- 
priations made by Congress for this purpose. With Maps and Il- 
lustrations. (1880.) [pp. xviii+322+22, figs. 10, plates XYII, 
maps 7.] 
Third Report relating to the Rocky Mountain Locust, the Western 
Cricket, the Army Worm, Canker Worms, and the Hessian Fly; 
together with Descriptions of Larvae of injurious Forest Insects, 
Studies on the embryological Development of the Locust and of 
other Insects, and on the systematic Position of the Orthoptera in 
Relation to other Orders of insects. With Maps and Illustrations. 
(1883.) [pp. xviii+347 + 91, figs. 14, plates LXIY, maps 3]. 
Fourth Report , being a revised Edition of Bulletin Xo. 3, and the Final 
Report on the Cotton Worm and Boll Worm. By Charles Y. Riley, 
Ph. D. (1885.) [pp. xxxvni+399 + 147, figs. 45, plates LXIY, 
maps 2.] 
U. S. DEPARTMENT OF AGRICULTURE. 
The annual reports of the Entomologist are contained in the corre- 
sponding annual reports of the Department of Agriculture. A limited 
author’s edition, separately bound, and with table of contents and 
index is published each year. 
