| Reference no. | Description | year | Name used | Page |
|---|---|---|---|---|
| 130955 | Pola M., S. Paz-Sedano, A. Macali, D. Minchin, A. Marchini, F. Vitale, C. Licchelli and F. Crocetta 2019 What is really out there? Review of the genus Okenia Menke, 1830 (Nudibranchia: Goniodorididae) in the Mediterranean Sea with description of two new species. PLoS ONE 14(5):e0215037 | 2019 | Okenia longiductis | 12;figs.3-6 |
| 3477 | MarineSpecies.org 2050 MarineSpecies.org. http://www.marinespecies.org/index.php | 2050 | Bermudella polycerelloides | --> |