Ptenothrix atra (Linnæus, C, 1758)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Hexapoda |
| Class | Collembola |
| Order | Symphypleona |
| Family | Dicyrtomidae |
| Genus | Ptenothrix |
| Species | Ptenothrix atra (Linnæus, C, 1758) |
Description
Diagnostic characters
- Ecological class
- Trogloxene
- Realm
- Terrestrial
Distribution
Range
Known from four counties across two states.
Continent
North America
Country
United States
States and provinces
Illinois, Tennessee
Counties
- Illinois
- Johnson
- Tennessee
- Blount, Pickett, White
Conservation and management
NatureServe
GNR Unranked
National ranks
- Canada
- NNR
- United States
- NNR
Subnational ranks
- Manitoba
- S4 Apparently Secure
- Nova Scotia
- SU Unrankable
- Ontario
- S4 Apparently Secure
- British Columbia
- SU Unrankable
- Illinois
- 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. 2005a. A biological inventory of caves of the Cumberland Plateau. Tennessee Chapter Cave Program, The Nature Conservancy, Nashville, Tennessee, USA. 156 pp.
- Mays, J.D. 2002. A systematic approach to sampling the arthropod assemblage of Gregorys Cave, Great Smoky Mountains National Park. Western Carolina University, Cullowhee, North Carolina, USA. 83 pp.
- 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
Ptenothrix atra (Linnæus, C, 1758). Cave Biology Data Portal, account SP-2881. https://cavebiology.org/species/ptenothrix-atra/ (accessed 22 October 2026).
Data sources and funding are listed in the Acknowledgments.
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