Sphenia fragilis
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Myida
- family: Myidae
- genus: Sphenia
- species: Sphenia fragilis
Golfito
Puntarenas
Costa Rica
South Padre Island
Texas
United States
Sphenia fragilis Golfito South Padre Island