| Gyrothyris williamsi Bitner, Cohen, Long, Richer de Forges & Saito, 2008 | Accepted name (WoRMs) |
| Status | senior synonym, original combination |
| ICZN valid name | Yes |
| Status ref. | MarineSpecies.org, 2050 |
| Comment | |
| Etymology of Generic name | |
| Etymology of specific name |