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| No. | Valid Name | Author | English Name |
| 1. | Hexanchus griseus | (Bonnaterre, 1788) | Bluntnose sixgill shark |
| 2. | Hexanchus nakamurai | Teng, 1962 | Bigeyed sixgill shark |
| 3. | Hexanchus vitulus | Springer & Waller, 1969 | Atlantic bigeye sixgill shark |