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| No. | Valid Name | Author | English Name |
| 1. | Apistogramma nijsseni | Kullander, 1979 | |
| 2. | Corydoras nijsseni | Sands, 1989 | Nijssen's cory |
| 3. | Hypopygus nijsseni | de Santana & Crampton, 2011 | Nijssen's Hypopygus |
| 4. | Leporinus nijsseni | Garavello, 1990 | |
| 5. | Metaloricaria nijsseni | (Boeseman, 1976) |