| Scientific Name | Author | English Name |
|---|---|---|
| Caliphylla mediterranea | Costa, 1867 | |
| Caliphylla viridis | (Deshayes, 1857) | Green polybranchia |
| Cyerce antillensis | Engel, 1927 | Antilles glass-slug |
| Cyerce bourbonica | Yonow, 2012 | |
| Cyerce cristallina | (Trinchese, 1881) | Harlequin glass-slug |
| Cyerce edmundsi | Thompson, 1977 | |
| Cyerce elegans | Bergh, 1870 | Sap sucking sea slug |
| Cyerce graeca | Thompson, 1988 | |
| Cyerce nigra | Bergh, 1871 | Black Cyerce |
| Cyerce nigricans | (Pease, 1866) | Black and gold sap sucking slug |
| Cyerce orteai | Valdéz & Camacho, 2000 | Ortea's Cyerce |
| Cyerce pavonina | Bergh, 1888 | |
| Hermaea nautica | Caballer & Ortea, 2007 | |
| Mourgona germaineae | Marcus & Marcus, 1970 | |
| Mourgona murca | Marcus & Marcus, 1970 | |
| Polybranchia borgninii | (Trinchese, 1896) | |
| Polybranchia foxi | Potts, 1928 | |
| Polybranchia jensenae | Medrano, Krug, Gosliner, Biju Kumar & Á. Valdés, 2018 | |
| Polybranchia orientalis | (Kelaart, 1858) | Oriental polybranchia |
| Polybranchia pallens | (Burn, 1957) | Pale polybranchia |
| Polybranchia samanthae | Medrano, Krug, Gosliner, Biju Kumar & Á. Valdés, 2018 | |
| Polybranchia westralis | Jensen, 1993 | |
| Sohgenia palauensis | Hamatani, 1991 |