| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Cactosoma abyssorum | Danielssen, 1890 | accepted name | Yes | senior synonym |
original combination |
| Phellia crassa | Danielssen, 1890 | synonym | No | junior synonym |
original combination |
| Phelliomorpha crassa | Danielssen | synonym | No | junior synonym |
original combination |