n = 3
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Xiphasia gladius | (Linnaeus, 1758) | Xiphias gladius | Xiphiidae | Swordfish |
| Xiphasia matsubarai | Okada & Suzuki, 1952 | Xiphasia matsubarai | Blenniidae | Japanese snake blenny |
| Xiphasia setifer | Swainson, 1839 | Xiphasia setifer | Blenniidae | Hairtail blenny |