Silver Glen Springs Cave Crayfish
Procambarus attiguus Hobbs & Franz, 1992
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Malacostraca |
| Order | Decapoda |
| Family | Cambaridae |
| Genus | Procambarus |
| Species | Procambarus attiguus Hobbs & Franz, 1992 |
Description
Diagnostic characters
- Ecological class
- Stygobiont
- Realm
- Aquatic
- Troglomorphy
- Troglomorphic
Distribution
Type locality
Silver Glen Springs, Marion Co., FL
Range
Known from Florida in the Florida Lime Sinks karst region.
Continent
North America
Country
United States
States and provinces
Florida
Counties
County-level records have not been compiled for this taxon. Distribution is recorded at state and karst-region level.
Karst regions
Florida Lime Sinks
Genetics
Molecular resources
| Marker | Molecule | Sequences | Length | Exemplar |
|---|---|---|---|---|
| 28S | nuclear | 2 | 443-1002 bp | KX238250.1 |
| 18S | nuclear | 1 | 362-362 bp | KX238096.1 |
| COI | mitochondrial | 1 | 606-606 bp | KX238178.1 |
| H3 | nuclear | 1 | 327-327 bp | KX238322.1 |
5 sequences, retrieved 23 August 2026. Counts change as sequences are deposited. Search GenBank.
Download all 5 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.
Specimens
Type material
- Holotype
- USNM 220683 · National Museum of Natural History, Smithsonian Institution
- Allotype
- USNM 220684 · National Museum of Natural History, Smithsonian Institution
- Paratype
- USNM 220685 · National Museum of Natural History, Smithsonian Institution
Collections holding material
| Institution | Lots |
|---|---|
| National Museum of Natural History, Smithsonian Institution | 8 |
8 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 8 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.
Conservation and management
IUCN Red List
EN Endangered B1ab(iii)+2ab(iii)
Assessed in 2010.
NatureServe
G1 Critically Imperiled
Global rank last reviewed 15 May 2026.
Subnational ranks
- Florida
- S1 Critically Imperiled
State and federal status
Not listed under the U.S. Endangered Species Act
Threats
- Recreational/Commerical Cave Activities
- Dams & Water Extraction
- Pollution -Sewage or Urban Wastewater
- Pollution - Commercial/Industrial
Other resources
How to cite this account
Data sources and funding are listed in the Acknowledgments.
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