Link
- The Japanese Society of soil Zoology
- Only one society in Japan on soil aminals
including Protura
- Kushironishi High School
- Tow proturan species were recorded from Kushiro
Shitsugen in Hokkaido
- Pennsylvanian
State's Univ.
- Explanation of Protura and the number of
species in North America
- G.J.L.Ramel's
homepgae
- Explanation of Protura and the number of
species in United Kingdom@
- Virginia
Polytechnic Institute and State University, Department of Entomology
- Explanation of Protura
- University
of Arizona
- Explanation of Protura and representative
literature on Proturology
- UC
Museum of Paleontology
- Explanation of Protura and Collembola as
Parainsecta
- Rhodes
University
- Explantion of Protura in South Africa
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