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| No. | Valid Name | Author | English Name |
| 1. | Diplophos australis | Ozawa, Oda & Ida, 1990 | |
| 2. | Diplophos orientalis | Matsubara, 1940 | |
| 3. | Diplophos pacificus | Günther, 1889 | |
| 4. | Diplophos rebainsi | Krefft & Parin, 1972 | Rebains' portholefish |
| 5. | Diplophos taenia | Günther, 1873 | Pacific portholefish |
| 6. | Diplophos vicinia | Koefed & Ho, 2019 | Neighbor portholefish |