The Ichneumonoidea is a vast and important superfamily of parasitic wasps, with some 60,000 described species and estimated numbers far higher, especially for s

With over 400 pages and 900 full-color illustrations, The Social Wasps of North America is the world's first complete illustrated field guide to all known speci

Within the last few decades, arachnology in the Neotropical region has experienced a great development filling the knowledge gap in one of the most diverse regi