| Opistognathus nigripinnis Smith-Vaniz, 2023 | |
| Opistognathus parvus Smith-Vaniz, 2023 | |
| Opistognathus pholeter Smith-Vaniz, 2023 | |
| Opistognathus triops Smith-Vaniz, 2023 | |
| Opistognathus vigilax Smith-Vaniz, 2023 | |
| Opistognathus wassi Smith-Vaniz, 2023 | |
| Opistognathus albomaculatus Smith-Vaniz, 2023 | |
| Opistognathus asper Smith-Vaniz, 2023 | |
| Opistognathus aurolineatus Smith-Vaniz, 2023 | |
| Opistognathus bathyphilus Smith-Vaniz, 2023 | |
| Opistognathus biporus Smith-Vaniz, 2023 | |
| Opistognathus challanger Smith-Vaniz, 2023 | |
| Opistognathus erdmanni Smith-Vaniz, 2023 | |
| Opistognathus flavidus Smith-Vaniz, 2023 | |
| Opistognathus helvolus Smith-Vaniz, 2023 | |
| Opistognathus hyalinus Smith-Vaniz, 2023 | |
| Opistognathus megalops Smith-Vaniz, 2023 | |
| Opistognathus microspilus Smith-Vaniz, 2023 | |
