| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Orchomene obtusa | (Sars, 1891) | synonym | No | senior synonym |
new combination |
| Orchomene obtusus | Sars, 1895 | synonym | No | senior synonym |
original combination |
| Orchomenella obtusa | (Sars, 1891) | accepted name | Yes | senior synonym |
new combination |