| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Pneumoderma atlanticum | Bonnevie, 1913 | synonym | No | junior synonym |
original combination |
| Pneumoderma violaceum | (d'Orbigny, 1836) | accepted name | Yes | senior synonym |
new combination |
| Pneumoderma violaceum pacificum | Dall, 1871 | synonym | No | junior synonym |
original combination |
| Pneumoderma violaceum violaceum | (d'Orbigny, 1836) | synonym | No | senior synonym |
new combination |
| Pneumodermon violaceum | d'Orbigny, 1836 | synonym | No | senior synonym |
original combination |