Phthiraptera (lice)
- Australian Faunal Directory - checklists and bibliographies for Australian insects
- Frost Entomological Museum - 700,000 specimens. Pennsylvania State
- Head Lice Information Sheet - authoritative and evidence-based information site on head lice founded upon daily ongoing research. James Cook University, Australia
- Head Lice Resources You Can Trust - Current, research-based information on head lice and their management. Reproduction-ready fact sheets and information on the video Removing Head Lice Safely. University of Nebraska
- Head louse information and management - Harvard School of Public Health
- MicroAngela - scanning electron microscope images of insects
- Phthiraptera - Tree of Life
- Society for Vector Ecology
- University of Minnesota Insect Collection - 3.3 million specimens
- Veterinary Entomology - biological information on various insect parasites of animals and to some extent humans. Tsetse flies, tabanids, screwworm, fleas and cockroaches
