APPENDIX XXVII. — AMERICAN LOCUST BIBLIOGRAPHY. [277] 



*C. R. Dodge. Acridium americanum. < Field and Forest. 1877. v. 2, p. 115, fig. 4. 

 Occurrence of swarms of Acridium americanum in Vevay, Indiana, and in Suffolk county, 

 Virginia. 



*C. R. Dodge. The " lubber" grasshopper. < Field and Forest. 1877. v. 2, p. 160-161. 



Description of the eggs, young and imagos, and of the habits of Rhomalea microptera. 



*C. J. S. Bethune. The destructive locust of the west. <^ Annual Report of the 

 Entomological Society of Ontario, for 1876. 1877. p. 29-34, fig. 2. 



History of the migrations of Caloptenus spretus, and theory of their cause, 



*C : V. Riley. Locust flights east of the Mississippi. <1 Transactions of the Kansas 

 Academy of Science, for 1876. 1877. v. 5, p. 62-64. 



Home and limits of distribution of Caloptenus spretus ; flights of Acridium americanum. 



C. V. Riley, A. S. Packard, Jr., and Cyrus Thomas. [United States Entomological 

 Commission.] Circular no. 1. 4 p. 



Queries on the migrations, appearance, habits, and devastations of Caloptenus spretus, with 

 directions for making replies. 



*C. V. Riley. Circular no. 2 [of U. S. Entomological Commission]. 4 p. 



Statement of the plans of each commissioner ; area and divisions of the subject assigned to 

 each; petition for information on the natural history, insect enemies, and parasites of Calop- 

 tenus spretus and other locusts, and the remedial measures employed against the locusts in 

 their various stages. 



*A. S. Packard, Jr. Circular no. 3 [of U. S. Entomological Commission]. 4 p. 



Petition for information on the habits, distribution, and extent of damage done by locusts 

 in Montana, Idaho, western Wyoming, Utah, Oregon, Washington territory, and California, 

 and for the collection and preserva " 

 habits, and devastations of locusts. 



and for the collection and preservation of specimens ; queries on the migrations, appearance. 



■C. V.Riley, A. S. Packard, Jr., and Cyrus Thomas, Commissioners. Bulletin of the 

 United States Entomological Commission. Destruction of the young or unfledged 

 locusts. No. 1. Washington, 1877. 12 p. 



Announcement of the proposed publications of the commission. Enumeration of artificial 

 and natural means of destroying the young or unfledged locusts; reprint of laws passed by 

 Missouri, Kansas, and Minnesota to provide for the destruction of grasshoppers and their 

 eggs. 



^ Sux^plement to Bulletin no. 1. 2 p. 



Summary of means for the destruction of young locusts. 



' Bulletin no. 1 — second edition. 15 p. 



Adds to the contents of first edition a reprint of a law passed by Nebraska to provide for 

 the destruction of grasshoppers ; also the contents of the supplement to Bulletin no. 1. 



^ Bulletin of the United States Entomological Commission. On the natural 



history of the Rocky Mountain locust, and on the habits of the young or unfledged 

 insects as they occur in the more fertile country in which they v^ill hatch the pres- 

 ent year. No. 2. Washington, 1877. 15 p. 11 fig. + map. 



Descriptitn, oviposition, hatching, transformations, and habits of Caloptenus spretus, with 

 figures ; map of the country that will suffer most severely, showing the eastern limit of injury 

 the present year. 



* Second edition. 14 p. 11 fig. + map. 



Differs from first edition in the suppression of some statements on p. 8, on the rupture of 

 the egg by the embryo. 



*AlfredGray. The Rocky Mountain locust in Kansas, in 1877. <^ Monthly Reports 

 of the Kansas State Board of Agriculture for August, September and October, 1877. 

 1877. p. 21-42, fig. 1-3. 



p. 21-25. Report by Geo. F. Gaumer. 



Times of appearance of young locusts ; hatching of eggs ; enemies of the locusts. 

 p. 25-31, fig. 1-3. Report by A. N. Godfrey. 



Deposition of eggs ; egg-parasites ; times of hatching ; measures and tools for the destruc- 

 tion of locusts ; natural enemies ; direction of flights. 



1). 32-41. Address by Prof. C. V. Riley. Locusts — their origin, migrations, and 

 limits. — Two successive hatchings, in same region, improbable. 



I^ame ; geographical range ; native haunts ; susceptibility of control ; migrations ; avoid- 

 ance of regions infested in the previous year; egg-parasites ; summary of statistics of flights 

 in 1877; final destination. 



p. 42. G. H. Gaumer. Confounding species. 



Synoptic table distinguishing Caloptenus fpmur-rubrum, C. spretus, and C. atlanis from 

 each other. 



