Hollow Coil
Helicodiscus notius specus Hubricht, 1962
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Mollusca |
| Class | Gastropoda |
| Order | Stylommatophora |
| Family | Helicodiscidae |
| Genus | Helicodiscus |
| Species | Helicodiscus notius |
| Subspecies | Helicodiscus notius specus Hubricht, 1962 |
Description
Diagnostic characters
- Ecological class
- Troglobiont
- Troglomorphy
- Troglomorphic
Morphological description
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Body size
Type series
Similar species
Distribution
Type locality
Burnette Cave, Barren Co. KY
Range
Known from 20 counties across six states across two karst regions.
Continent
North America
Country
United States
States and provinces
Alabama, Georgia, Illinois, Kentucky, Missouri, Tennessee
Counties
- Alabama
- Blount, DeKalb
- Georgia
- Grady
- Illinois
- Monroe
- Kentucky
- Barren, Edmonson, Hart
- Missouri
- Camden, Dade, Lawrence, Miller, Pettis, St. Louis, Washington
- Tennessee
- DeKalb, Franklin, Grundy, Roane, Sullivan, Warren
Karst regions
Appalachians, Interior Low Plateau
Ecology and life history
Reproduction
Development
Diet
Predators
Population ecology
Community associates
Diseases and parasites
Behavior
Genetics
Phylogenetics
Population genetics
Genetic resources
Conservation and management
NatureServe
G2 Imperiled
Global rank last reviewed 2024.
Subnational ranks
- Kentucky
- S1 Critically Imperiled
- Tennessee
- S1 Critically Imperiled
State and federal status
Not listed under the U.S. Endangered Species Act.
Other resources
References
- Barr, T.C., Jr. & Kuehne, R.A. 1971. Ecological studies in the Mammoth Cave system of Kentucky. II. The Ecosystem. Annales de Speleologie 26: 47–96. doi:10.5038/1827-806X.3.1.10
- Gladstone, N.S., Carter, E.T., McKinney, M.L. & Niemiller, M.L. 2018a. Status and distribution of the cave-obligate land snails in the Appalachians and Interior Low Plateau of the eastern United States. American Malacological Bulletin 36: 62–78.
- Hubricht, L. 1962. New species of Helicodiscus from the eastern United States. The Nautilus 75: 102–107. https://www.biodiversitylibrary.org/page/8283022. details
- Hubricht, L. 1964. Land snails from the caves of Kentucky, Tennessee and Alabama. National Speleological Society Bulletin 26: 33–36.
- Hubricht, L. 1973. The land snails of Tennessee. Sterkiana 49: 11–17.
- 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.
- 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.
- 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
- Niemiller, M.L., Zigler, K.S., Hinkle, A., Stephen, C.D.R., Cramphorn, B., Higgs, J., Mann, N., Miller, B.T., Niemiller, K.D.K., Smallwood, K. & Hardy, J. 2023b. The Crystal-Wonder Cave System: a new hotspot of subterranean biodiversity in the southern Cumberland Plateau of south-central Tennessee, USA. Diversity 15: 801. doi:10.3390/d15070801
- Peck, S.B. 1989. The cave fauna of Alabama. Part I. The terrestrial invertebrates (excluding insects). National Speleological Society Bulletin 51: 11–33.
- Zigler, K.S., Niemiller, M.L., Stephen, C.D.R., Ayala, B.N., Milne, M.A., Gladstone, N.S., Engel, A.S., Jensen, J.B., Camp, C.D., Ozier, J.C. & Cressler, A. 2020. Biodiversity from caves and other subterranean habitats of Georgia, USA. Journal of Cave and Karst Studies 82: 125–167. doi:10.4311/2019LSC0125
This account was last revised 28 August 2026.
How to cite this account
Helicodiscus notius specus Hubricht, 1962. Cave Biology Data Portal, account SP-1408. https://cavebiology.org/species/helicodiscus-notius-specus/ (accessed 18 October 2026).
Data sources and funding are listed in the Acknowledgments.
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