| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Cardium corbis | Martyn, 1784 | synonym | No | junior synonym |
original combination |
| ! Clinocardium nuttalli | (Conrad, 1837) | synonym | No | senior synonym |
new combination |
| Clinocardium nuttallii | (Conrad, 1837) | accepted name | Yes | senior synonym |
new combination |