Mytilisepta bifurcata
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Mytilida
- family: Mytilidae
- genus: Mytilisepta
- species: Mytilisepta bifurcata
Dana Point- Isla Vista
- Malibu
- Palos Verdes Estates
- San Diego
California
United States