| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Phascolion hirondellei | Sluiter, 1900 | synonym | No | junior synonym |
original combination |
| Phascolion mogadorense | Sluiter, 1912 | synonym | No | junior synonym |
original combination |
| Phascolion pallidum | Koren & Danielssen, 1877 | synonym | No | junior synonym |
original combination |
| Phascolion tuberculosum | Théel, 1875 | accepted name | Yes | senior synonym |
original combination |
| Tylosoma lytkenii | Koren & Danielssen, 1875 | synonym | No | junior synonym |
original combination |