The Taxonomy and Phylogenetics of the Coenosus Group of Hister Linnaeus: (Coleoptera: Histeridae) by Michael S. Caterino (Author) May 1999 Paperback $31.95, £27.00
A Systematic Review of the Ectemnius (Hymenoptera: Sphecidae) of Hawaii by Raina L. Takumi (Author) April 1999 Paperback $26.95, £23.00
Systematics and Biology of the Genus Macrocneme Hübner (Lepidoptera: Ctenuchidae) by Robert E., IV Dietz (Author) July 1994 Paperback $31.95, £27.00
Systematics of the Chrysoxena Group of Genera (Lepidoptera: Tortricidae: Euliini) by John W. Brown (Author), Jerry A. Powell (Author) December 1991 Paperback $31.95, £27.00
A Taxonomic Revision of Nearctic Endasys Foerster 1868 (Hymenoptera: Ichneumonidae, Gelinae) by John C. Luhman (Author) November 1990 Paperback $36.95, £31.00