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| No. | Valid Name | Author | English Name |
| 1. | Synaphobranchus affinis | Günther, 1877 | Grey cutthroat |
| 2. | Synaphobranchus brevidorsalis | Günther, 1887 | Shortdorsal cutthroat eel |
| 3. | Synaphobranchus calvus | Melo, 2007 | |
| 4. | Synaphobranchus dolichorhynchus | (Lea, 1913) | |
| 5. | Synaphobranchus kaupii | Johnson, 1862 | Kaup's arrowtooth eel |
| 6. | Synaphobranchus oregoni | Castle, 1960 |