| Scientific Name | Author | English Name |
|---|---|---|
| Alloioplana californica | unspecified | |
| Alloioplana sandiegensis | unspecified | |
| Aquaplana pacifica | Hyman, 1959 | |
| Gnesioceros floridana | unspecified | |
| Gnesioceros sargassicola | unspecified | |
| Paraplanocera oligoglena | unspecified | |
| Planocera folium | (Grube, 1841) | |
| Planocera pellucida | (Mertens, 1832) | |
| Spinicirrus inequalis | unspecified |