Crangonyx palustris
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Amphipoda
- family: Crangonyctidae
- genus: Crangonyx
- species: Crangonyx palustris
La Plata- Leonardtown
- Mechanicsville
Maryland- South Suffolk
- Suffolk
Virginia
United States