1990 ix, 652 p., 156 figures, hardbound. Library stamps, else a very good copy.In the first systematic revision of the Chrysidid wasp family since 1889, the authors present a worldwide overview of this colorful group. Some 3,000 valid species have been named and are arranged in 84 genera and four sub-families. This comprehensive treatment presents a reclassification of the generic and higher taxa. Discussions for each tribe and sub-family include ancestral characteristics, phylogenetically important characters and a corresponding cladogram, keys to genera, and relationships among taxa.