n = 3
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Dissostichus amissus | (Gill & Townsend, 1901) | Dissostichus eleginoides | Nototheniidae | Patagonian toothfish |
| Dissostichus eleginoides | Smitt, 1898 | Dissostichus eleginoides | Nototheniidae | Patagonian toothfish |
| Dissostichus mawsoni | Norman, 1937 | Dissostichus mawsoni | Nototheniidae | Antarctic toothfish |