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| No. | Valid Name | Author | English Name |
| 1. | Grammonus ater | (Risso, 1810) | |
| 2. | Grammonus claudei | (Torre y Huerta, 1930) | Reef-cave brotula |
| 3. | Grammonus diagrammus | (Heller & Snodgrass, 1903) | Purple brotula |
| 4. | Grammonus longhursti | (Cohen, 1964) | |
| 5. | Grammonus minutus | Nielsen & Prokofiev, 2010 | |
| 6. | Grammonus nagaredai | Randall & Hughes, 2008 | |
| 7. | Grammonus opisthodon | Smith, 1934 | Bighead brotula |
| 8. | Grammonus robustus | Smith & Radcliffe, 1913 | |
| 9. | Grammonus thielei | Nielsen & Cohen, 2004 | |
| 10. | Grammonus waikiki | (Cohen, 1964) | |
| 11. | Grammonus yunokawai | Nielsen, 2007 |