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Rivey (Charles V.), continued. The Rocky Mountain Locust. Further Facts 
about the Natural Enemies of Locusts. 8vo. 1880. The Author. 
General Index and Supplement to the Nine Reports on the Noxious, 
Beneficial, and other Insects of the State of Missouri. 
The Author. 
Riuey (C. V.), A. S. Packarp, and Cyrus THomas. Second Report of the United 
States Entomological Commission for the Years 1878 and 1879, 
relating to the Rocky Mountain Locust and the Western Cricket. 
8vo. Washington, 1880. Department of the Interior. 
Rovcemont (Ph. de). Note sur l'Helicopsyche sperata (M‘Lach.) The Author. 
SAHLBERG (John). Bidrag till Nordvestra Sibiriens Insektfauna. Coleoptera, 
Insamlade under expeditionerna till Obi och Jenessej] 1876 och 1877. 
(Med en Tatla). 4to. Stockholm, 1880. The Swedish Academy. 
Bidrag till Nordyestra Sibiriens Insektfauna. Hemiptera, Heteroptera. 
Insamlada under expeditionerna till Obi och Jenessej] 1876 och 
1877. 4to. Stockholm, 1878. The Swedish Academy. 
Saussure (Henri de). Etudes sur les Insectes Orthoptéres. [Forming the Sixth 
' Part of] Recherches Zoologiques pour servir a l’histoire de la Faune 
de l Amérique Centrale et du Mexique, publiées sous la direction de 
M. Milne Edwards. The Author. 
Science. Vol. II., Nos. 69, 70, and 71. The Publishers. 
Scottish Naturalist (The). Edited by F. Buchanan White, M.D. Vhe Publishers. 
ScuppER (8. H.) List of Coleoptera collected by Dr. A. 8. Packard, jun., in the 
Western United States, in the Summer of 1877. (Author's Edition). 
8vo. 1880. The Author. 
Problems in Entomology. An Address before the Entomological Club 
of the American Association for the Advancement of Science. 8vo. 
Salem, 1881. The Author. 
The Tertiary Lake Basin of Florissant, Colorado. (Author's Edition). 
8vo. Washington, 1881. The Author. 
The Structure and Affinities of Huphloberia, Meek & Worthen, a Genus 
of Carboniferous Myriapoda, The Author. 
Socretres (Transactions of Learned) :— 
(ApELAIDE). Transactions and Proceedings of the Royal Society of South 
Australia (late the Adelaide Philosophical Society). Vol. III. 8vo. 
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(Bertin). Berliner Entomologische Zeitschrift. Erstes Heft. 8vo. 1881. 
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(Boston). Anniversary Memoirs of the Boston Society of Natural History. 
1830—1880. The Society. 
(Brinn). Verhandlungen naturforschenden Vereins in Briinn. Band 
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Annuaires de l’Academie Royal. 1879, 1880, & 1881. The Society. 
(Bucknurst Hrix). Transactions of the Epping Forest and County of 
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(Burrato). Bulletin of the Buffalo Society of Natural Science. III., No. 5, 
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