The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects, by J. W. Griffith and Arthur Henfrey.

2, Plates

New genera and subgenera of augochlorine bees (Hymenoptera: Halictidae) / by Michael S. Engel, Robert W. Brooks, and Douglas Yanega.

no.5

Entomological contributions in memory of Byron A. Alexander / edited by George W. Byers, Robert H. Hagen and Robert W. Brooks.

no.24 (1999)

A provisional host-index of the fungi of the United States, by W.G. Farlow and A.B. Seymour.

pt.1