Russell's Cave Amphipod
Stygobromus russelli (Holsinger, 1967)
Taxonomy
| Kingdom | Animalia |
|---|---|
| Phylum | Arthropoda |
| Subphylum | Crustacea |
| Class | Malacostraca |
| Order | Amphipoda |
| Family | Crangonyctidae |
| Genus | Stygobromus |
| Species | Stygobromus russelli (Holsinger, 1967) |
Synonyms
Stygonectes russelli Holsinger, 1967
Stygobromus ruselli (Holsinger, 1967)
Description
Diagnostic characters
- Ecological class
- Stygobiont
- Realm
- Aquatic
- Troglomorphy
- Troglomorphic
Distribution
Range
Known from Texas in the Edwards Plateau and Balcones karst region.
Continent
North America
Country
United States
States and provinces
Texas
Counties
County-level records have not been compiled for this taxon. Distribution is recorded at state and karst-region level.
Karst regions
Edwards Plateau and Balcones
Genetics
Molecular resources
| Marker | Molecule | Sequences | Length | Exemplar |
|---|---|---|---|---|
| COI | mitochondrial | 9 | 501-501 bp | JQ358892.1 |
| ITS | nuclear | 2 | 212-212 bp | JQ363745.1 |
11 sequences, retrieved 23 August 2026. Counts change as sequences are deposited. Search GenBank.
Download all 11 sequence records (CSV) Accession, marker, molecule type, length, GenBank definition and a direct link.
Specimens
Type material
- Holotype
- USNM 141755 · National Museum of Natural History, Smithsonian Institution
- Paratype ×2
- National Museum of Natural History, Smithsonian Institution
Collections holding material
| Institution | Lots |
|---|---|
| National Museum of Natural History, Smithsonian Institution | 189 |
| University of Texas, Biodiversity Center, Entomology Collection | 117 |
| Edwards Aquifer Research and Data Center, Texas State University | 90 |
396 cataloged lots in 3 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 396 specimen records (CSV) Institution, catalog number, type status and preparation. No coordinates.
Conservation and management
NatureServe
G4 Apparently Secure
Global rank last reviewed 21 August 2002.
Subnational ranks
- Texas
- S3 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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