Florida Cave Amphipod
Crangonyx grandimanus Bousfield, 1963
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Malacostraca |
| Order | Amphipoda |
| Family | Crangonyctidae |
| Genus | Crangonyx |
| Species | Crangonyx grandimanus Bousfield, 1963 |
Description
Diagnostic characters
- Ecological class
- Stygobiont
- Realm
- Aquatic
- Troglomorphy
- Troglomorphic
Distribution
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 |
|---|---|---|---|---|
| 18S | nuclear | 6 | 355-2225 bp | PQ522381.1 |
| 28S | nuclear | 3 | 839-845 bp | MG805664.1 |
| 16S | mitochondrial | 2 | 359-360 bp | MG805660.1 |
| COI | mitochondrial | 2 | 455-598 bp | PQ510727.1 |
13 sequences, retrieved 23 August 2026. Counts change as sequences are deposited. Search GenBank.
Download all 13 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.
Specimens
Type material
- Holotype
- CMNC 1982-0308 · Canadian Museum of Nature
- Paratype
- CMNC 1992-0101 · Canadian Museum of Nature
- Topotype ×2
- Yale Peabody Museum
Collections holding material
| Institution | Lots |
|---|---|
| Yale Peabody Museum | 44 |
| National Museum of Natural History, Smithsonian Institution | 19 |
| Canadian Museum of Nature | 3 |
| American Museum of Natural History | 1 |
67 cataloged lots in 4 collections. 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 67 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.
Conservation and management
IUCN Red List
VU Vulnerable D2
Assessed in 1996.
NatureServe
G2G3 Imperiled to Vulnerable
Global rank last reviewed 3 June 2026.
Subnational ranks
- Florida
- S2S3 Imperiled to Vulnerable
State and federal status
Not listed under the U.S. Endangered Species Act
Other resources
How to cite this account
Data sources and funding are listed in the Acknowledgments.
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