Bladetooth Wedge
Xolotrema fosteri (F. C. Baker, 1932)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Mollusca |
| Class | Gastropoda |
| Order | Stylommatophora |
| Family | Polygyridae |
| Genus | Xolotrema |
| Species | Xolotrema fosteri (F. C. Baker, 1932) |
Description
Diagnostic characters
- Ecological class
- Trogloxene
- Realm
- Terrestrial
Distribution
Range
Known from two counties in Illinois.
Continent
North America
Country
United States
States and provinces
Illinois
Counties
- Illinois
- Monroe, Union
Conservation and management
NatureServe
G5 Secure
National ranks
- United States
- N5 Secure
Subnational ranks
- Delaware
- SNR Unranked
- Texas
- SNR Unranked
- Pennsylvania
- SNA Not Applicable
- Kentucky
- S3 Vulnerable
- Georgia
- SNR Unranked
- Arkansas
- SNR Unranked
- Ohio
- SNR Unranked
- Tennessee
- S3 Vulnerable
- Louisiana
- SNR Unranked
- Missouri
- SNR Unranked
- Alabama
- SNR Unranked
- Illinois
- SNR Unranked
- Indiana
- SNR Unranked
- Iowa
- SNR Unranked
- Maryland
- SNR Unranked
- New Jersey
- SNR Unranked
Ranks looked up 2 July 2026. Conservation status changes, and a rank here is as current as that date and no more.
State and federal status
Not listed under the U.S. Endangered Species Act.
References
- Lewis, J.J., Moss, P., Tecic, D. & Nelson, M.E. 2003. A conservation focused inventory of subterranean invertebrates of the southwestern Illinois karst. Journal of Cave and Karst Studies 65: 9–21.
- Peck, S.B. & Lewis, J.J. 1978. Zoogeography and evolution of the subterranean invertebrate faunas of Illinois and southeastern Missouri. National Speleological Society Bulletin 40: 39–63.
- Webb, D.W., Taylor, S.J. & Krejca, J.K. 1993. The biological resources of Illinois caves and other subterranean environments. Illinois Natural History Survey, Champaign, Illinois, USA. 143 pp.
This account was last revised 6 September 2026. Conservation ranks were looked up 2 July 2026.
How to cite this account
Xolotrema fosteri (F. C. Baker, 1932). Cave Biology Data Portal, account SP-3061. https://cavebiology.org/species/xolotrema-fosteri/ (accessed 22 October 2026).
Data sources and funding are listed in the Acknowledgments.
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