Interactive Key to the Bark and Ambrosia Beetles of the Southeastern U.S., Baker, James R., James LaBonte, Thomas Atkinson & Stephen Bambara. 2009. An Identification Tool For Bark Beetles of the Southeastern United States. Lucid® v. 3.4.1, December, 2009, Latest update [Jan, 2010] North Carolina State University, Raleigh, NC. 27695.
Xyleborini ambrosia Beetles: An identification tool to the World Genera. Jiri Hulcr & Sarah Smith
Bark Beetle Genera of the United States. Mercado, J.E. 2010. Colorado State University, USDA-APHIS-PPQ Center for Plant Health Science and Technology, and USDA-FS Rocky Mountain Research Station.
Digital versions of monographs
These are indexed and can be browsed online without the need to download large files.
Blandford, W. F. H. 1905. Fam. Scolytidae. Biologia Centrali-Americana 4:81-298.
Larry Kirkendall, University of Bergen.
Anthony Cognato and students, Michigan State University.