| Nominal Species (n = 12) | Present allocation (n = 6) | Ref. |
|---|---|---|
| Diplomystes camposensis Arratia, 1987 | Diplomystes camposensis | 33205 |
| Arius carcharioides Leybold, 1859 | Diplomystes chilensis | 93382 |
| Silurus chilensis Molina, 1782 | Diplomystes chilensis | 26282 |
| Arius micropterus Philippi, 1866 | Diplomystes chilensis | 36668 |
| Diplomystes nahuelbutaensis Arratia, 1987 | Diplomystes nahuelbutaensis | 36668 |
| Arius papillosus Valenciennes, 1840 | Diplomystes chilensis | 35365 |
| Arius squalus Philippi, 1866 | Diplomystes chilensis | 35365 |
| Arius synodon Philippi, 1866 | Diplomystes chilensis | 36668 |
| Diplomystes viedmensis MacDonagh, 1931 | Olivaichthys viedmensis | 58032 |
| Diplomystes viedmensis cuyanus Ringuelet, 1965 | Olivaichthys cuyanus | 36668 |
| Diplomystes viedmensis mesembrinus Ringuelet, 1982 | Olivaichthys mesembrinus | 36668 |
| Arius villosus Philippi, 1866 | Diplomystes chilensis | 36668 |