Nesticus barrowsi Gertsch, 1984
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Chelicerata |
| Class | Arachnida |
| Order | Araneae |
| Family | Nesticidae |
| Genus | Nesticus |
| Species | Nesticus barrowsi Gertsch, 1984 |
Description
Diagnostic characters
- Ecological class
- Troglobiont
- Realm
- Terrestrial
- Troglomorphy
- Troglomorphic
Distribution
Type locality
Tuckaleechee Caverns, Blount Co. TN
Range
Known from one county in Tennessee in the Appalachians karst region.
Continent
North America
Country
United States
States and provinces
Tennessee
Counties
- Tennessee
- Blount
Karst regions
Appalachians
Genetics
Molecular resources
| Marker | Molecule | Sequences | Length | Exemplar |
|---|---|---|---|---|
| COI | mitochondrial | 4 | 942-1071 bp | OQ095117.1 |
| 16S | mitochondrial | 3 | 563-563 bp | AF004602.1 |
| 28S | nuclear | 2 | 418-420 bp | AF003774.1 |
9 sequences, retrieved 23 August 2026. Counts change as sequences are deposited. Search GenBank.
Download all 9 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.
Specimens
Collections holding material
| Institution | Lots |
|---|---|
| San Diego State University | 4 |
4 cataloged lots in 1 collection. Compiled from GBIF and not an exhaustive census: many collections are not yet digitised, and holdings are added continually. Search GBIF for specimen records.
Download all 4 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.
Conservation and management
NatureServe
G1G2 Critically Imperiled to Imperiled
Global rank last reviewed 21 August 2002.
Subnational ranks
- Tennessee
- S1S2 Critically Imperiled to 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
- Carver, L.M., Perlaky, P., Cressler, A. & Zigler, K.S. 2016. Reproductive seasonality in Nesticus (Araneae: Nesticidae) cave spiders. PLOS One 11: e0156751. doi:10.1371/journal.pone.0156751
- Gertsch, W.J. 1984. The spider family Nesticidae (Araneae) in North America, Central America and the West Indies. Texas Memorial Museum Bulletin 31: 1–91.
- Hedin, M.C. 1997. Speciational history in a diverse clade of habitat-specialized spiders (Araneae: Nesticidae: Nesticus): inferences from geographic-based sampling. Evolution 51: 1929–1945. doi:10.1111/j.1558-5646.1997.tb05115.x
- 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
- 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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