Amathia gracilis
- kingdom: Animalia
- phylum: Bryozoa
- class: Gymnolaemata
- order: Ctenostomatida
- family: Vesiculariidae
- genus: Amathia
- species: Amathia gracilis
Bayview- Eureka
- Marin City
- Redwood City
- Sausalito
California- New Haven
Connecticut- Coos Bay
Oregon- Ocean Park
Washington
United States