| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Gnathophausia drepanephora | Holt & Tattersall, 1905 | synonym | No | junior synonym |
original combination |
| Gnathophausia gigas | Willemoes-Suhm, 1873 | synonym | No | senior synonym |
original combination |
| Neognathophausia gigas | (Willemoes-Suhm, 1873) | accepted name | Yes | senior synonym |
new combination |