Pseudosphaeroma campbellensis
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Isopoda
- family: Sphaeromatidae
- genus: Pseudosphaeroma
- species: Pseudosphaeroma campbellensis
- Black Point-Green Point
- Hercules
- Richmond
- Rodeo
California
United States