| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Ctenocardia subfestivum | Vidal & Kirkendale, 2007 | synonym | No | senior synonym |
original combination |
| Microfragum subfestivum | (Vidal & Kirkendale, 2007) | accepted name | Yes | senior synonym |
new combination |