| Synonym | Author | CoL Status | Valid | Synonymy | Combination |
|---|---|---|---|---|---|
| Okenia ascidicola | Morse, 1972 | synonym | No | junior synonym |
original combination |
| Okenia modesta | Verrill, 1875 | synonym | No | junior synonym |
original combination |
| Okenia pulchella | Alder & Hancock, 1854 | synonym | No | junior synonym |
original combination |
| Okenia quadricornis | (Montagu, 1815) | accepted name | Yes | senior synonym |
new combination |