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Technical papers on miscellaneous forest insects

by: United States. Bureau of Entomology

Publication date: 1913

Topics: Forest insects

Publisher: Washington : Government Printing Office

Collection: usda-technicalseriesentomology; usdanationalagriculturallibrary; fedlink; americana; biodiversity

Contributor: U.S. Department of Agriculture, National Agricultural Library

Language: English

Rights: The contributing institution believes that this item is not in copyright.

Volume: no.20

Includes bibliographical references and indexes

I. Contributions toward a monograph of the bark-weevils of the genus Pissodes / A.D. Hopkins -- II. The genotypes of the sawflies and woodwasps, or the superfamily Tenthredinoidea / by S.A. Rohwer -- III. A revision of the powder-post beetles of the family Lyctidae of the United States and Europe / by E.J. Kraus. Appendix. Notes on habits and distribution with list of described species / by A.D. Hopkins -- IV. Studies in the sawfly genus hoplocampa / by S.A. Rohwer -- V.A preliminary synopsis of Cerambycoid larvae / by J.L. Webb -- VI. Chalcidids injurious to forest-tree seeds / by S.A. Rohwer

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