SPECIAL REPORTS. 19 
Bibliography of the more important contributions to American economic ento- 
mology. Part VI. The more important writings published between June 30, 
1888, and December 30, 1896. Prepared under the direction of the Ento- 
mologist, by Nathan Banks, Assistant. pp. 278. 1898. Out of print. 
Bibliography of the more important contributions to American economic ento- 
mology. Part VII. The more important writings published between De- 
cember 51, 1896, and January 1, 1900. Prepared under the direction of the 
Entomologist, by Nathan Banks, Assistant. pp. 113. 1901. Price, cloth, 20 
cents. Postage 3 cents. 
Bibliography of the more important contributions to American egonomic ento- 
mology. Part VIII. The more important writings published between De- 
cember 31, 1899, and January 1, 1905. Prepared under the direction of the 
Entomologist, by Nathan Banks, Assistant Entomologist. pp. 132. 1905. 
Out of. print. 
UNITED STATES ENTOMOLOGICAL COMMISSION. 
[Members of the Commission: ©. V. Riley, A. S. Packard, and Cyrus Thomas. 
The Commission was attached to the United States Geological and Geographical 
Survey of the Territories, Department of the Interior, until March 3, 1881. 
The third report of the Commission inaugurated its transfer to the Department 
of Agriculture. Of the Bulletins, Nos. 1 and 2 were made under direction of 
the United States Geological and Geographical Survey of the Territories 
(Hayden); Nos. 38-7 under direction of the Interior Department; none was 
issued under the Agricultural Department. | 
BULLETINS. 
No. 1. Destruction of the young or unfledged locusts [Melanoplus (Caloptenus ) 
spretus Uhl.]. pp. 12. 1877. Out of print. 
No. 2. On the natural history of the Rocky Mountain locust [JMJelanoplus 
(Caloptenus) spretus Uhl.], and on the habits of the young or unfledged in- 
sects as they occur in the more fertile country in which they will hatch the 
present year. pp. 14, figs. 10, map 1. 1877. Out of print. 
No. 3. The cotton worm [Alabama (Aletia) argillacea Hiibn.}. Summary of its 
natural history, with an account of its enemies, and the best means of con- 
trolling it; being a report of progress.of the work of the Commission. By 
C. V. Riley. pp. 144, figs. 84, pl. 1. 1880. Out of print. 
No. 4. The Hessian fly [JJayetiola (Cecidomyia) destructor Say]. Its ravages, 
habits, enemies, and means of preventing its increase. By A. S. Packard. 
pp. 43, fig. 1, pls. 2, map. 1. 1880. Out of print. 
No. 5. The chinch-bug [Blissus leucopterus Say]. Its history, characters, and 
habits, and the means of destroying it or counteracting its injuries. By Cyrus 
Thomas. pp. 44, figs. 10, map 1. 1879. Out of print. 
No. 6. General index and supplement to the nine reports on the insects of Mis- 
souri. By Charles V. Riley. pp. 177. 1881. Out of print. 
No. 7. Insects injurious to forest and shade trees. By A. S. Packard. pp. 275, 
figs. 100. 1881. Out of print. 
REPORTS. 
First annual report, for the year 1877, relating to the Rocky Mountain locust 
[Melanoplus (Caloptenus) spretus Uhl.] and the best methods of preventing 
its injuries and of guarding against its invasions, in pursuance of an appro- 
priation made by Congress for this purpose. With maps and illustrations, 
pp. xvit477+294, figs. 111, pls. 5, maps 2. 1878. Out of print. 
[Cir. 76] 
