Square-Tailed Worm
Eiseniella tetraedra (Savigny in Cuvier, 1826)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Annelida |
| Class | Clitellata |
| Order | Crassiclitellata |
| Family | Lumbricidae |
| Genus | Eiseniella |
| Species | Eiseniella tetraedra (Savigny in Cuvier, 1826) |
Description
Diagnostic characters
- Ecological class
- Troglophile
- Realm
- Terrestrial
Distribution
Range
Known from three counties across three states.
Continent
North America
Country
United States
States and provinces
Iowa, Virginia, West Virginia
Counties
- Iowa
- Winneshiek
- Virginia
- Tazewell
- West Virginia
- Pocahontas
Conservation and management
State and federal status
Not listed under the U.S. Endangered Species Act
References
- Cook, D.G. 1975. Cave-dwelling aquatic Oligochaeta (Annelida) from the eastern United States. Transactions of the American Microscopical Society 94: 24–37. doi:10.2307/3225529
- Gates, G.E. 1959. Earthworms of North American caves. National Speleological Society Bulletin 21: 77–84.
- Peck, S.B. & Christiansen, K. 1990. Evolution and zoogeography of the invertebrate cave faunas of the Driftless Area of the upper Mississippi River Valley of Iowa, Minnesota, Wisconsin, and Illinois, U.S.A. Canadian Journal of Zoology 68: 73–88. doi:10.1139/z90-012
How to cite this account
Eiseniella tetraedra (Savigny in Cuvier, 1826). Cave Biology Data Portal, account SP-2417. https://cavebiology.org/species/eiseniella-tetraedra/ (accessed 7 September 2026).
Data sources and funding are listed in the Acknowledgments.
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