Incurved Cave Isopod
Pseudobaicalasellus incurvus (Steeves & Holsinger, 1968)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Malacostraca |
| Order | Isopoda |
| Family | Asellidae |
| Genus | Pseudobaicalasellus |
| Species | Pseudobaicalasellus incurvus (Steeves & Holsinger, 1968) |
Synonyms
- Asellus incurvus Steeves & Holsinger, 1968 (prior combination, CoL)
- Conasellus incurvus (Steeves & Holsinger, 1968) (prior combination, CoL)
- Caecidotea incurva (Steeves & Holsinger, 1968) (subjective synonym, CoL)
Description
Diagnostic characters
- Ecological class
- Stygobiont
- Realm
- Aquatic
- Troglomorphy
- Troglomorphic
Distribution
Type locality
Berry Cave, Roane Co. TN
Range
Known from four counties across two states in the Appalachians karst region.
Continent
North America
Country
United States
States and provinces
Tennessee, Virginia
Counties
- Tennessee
- Blount, Roane, Sevier
- Virginia
- Smyth
Karst regions
Appalachians
Conservation and management
NatureServe
G2G4 Imperiled to Apparently Secure
Global rank last reviewed 2002.
Subnational ranks
- Tennessee
- S1 Critically Imperiled
- Virginia
- S2 Imperiled
Ranks looked up 23 August 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.
Other resources
References
- Fleming, L.E. 1972. The evolution of the eastern North American isopods of the genus Asellus (Crustacea: Asellidae). Part I. International Journal of Speleology 4: 221–256. https://digitalcommons.usf.edu/cgi/viewcontent.cgi?article=1605&context=ijs. details
- 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.
- Niemiller, M.L. & Zigler, K.S. 2013. Patterns of cave biodiversity and endemism in the Appalachians and Interior Plateau of Tennessee, USA. PLOS One 8: e64177. doi:10.1371/journal.pone.0064177
- Nolfi, D.C. 2009. Review and assessment of known cavernicoles and rare epigean biology of karst and caves, Great Smoky Mountains National Park. Proceedings of the 15th International Congress of Speleology, Kerrville, Texas, USA, Volume 3: 1323–1328.
- Reeves, W.K. 2000. Invertebrate cavernicoles of the Great Smoky Mountains National Park, USA. Journal of the Elisha Mitchell Scientific Society 116: 334–343. https://www.jstor.org/stable/24335885. details
- Steeves, H.R. & Holsinger, J.R. 1968. Biology of three new species of troglobitic asellids from Tennessee. The American Midland Naturalist 80: 75–83. doi:10.2307/2423604
- Wallace, R.L. 1984. Biological survey report of Great Smoky Mountains National Park caves. Great Smoky Mountains National Park, U.S. National Park Service, Gatlinburg, Tennessee, USA. 33 pp.
- Wallace, R.L. 1990b. Biological survey report of the Great Smoky Mountains National Park caves. Great Smoky Mountains National Park, U.S. National Park Service, Gatlinburg, Tennessee, USA. 34 pp.
This account was last revised 28 August 2026. Conservation ranks were looked up 23 August 2026.
How to cite this account
Data sources and funding are listed in the Acknowledgments.
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