| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Arca tenella | Reeve, 1844 | synonym | No | senior synonym |
original combination |
| Barbatia tenella | (Reeve, 1844) | synonym | No | senior synonym |
new combination |
| Calloarca hua | Dall, Batsch & Rehder, 1938 | synonym | No | junior synonym |
original combination |
| Calloarca tenella | (Reeve, 1844) | accepted name | Yes | senior synonym |
new combination |