Covers Protura, Collembola, Diplura, Thysanura, Odonata, Ephemeroptera, Blattaria, Mantodea, Isoptera, Zoraptera, Plecoptera, Phasmatodea, Grylloblattodea, Orthoptera, Embiidina, Dermaptera, Homoptera, Hemiptera, Psocoptera, Mallophaga, Anoplura, and Thysanoptera.
There are 22 Orders, 293 Families, 3745 Genera, 14372 Species (subspecies), 7190 synonyms and 972 references included in this volume. The Latin names of species are arranged into alphabetical order under every family. Each species of insect includes their Latin name, synonyms, hosts, and distribution. Attached to the end of the volume are selected references; Index to Genera, Families, Superfamilies, Sections, Suborders and Orders of insects and Index to Species and Subspecies of insects.