| Nominal Species (n = 22) | Present allocation (n = 14) | Ref. |
|---|---|---|
| Anas bahamensis Linnaeus, 1758 | Anas bahamensis | 3477 |
| Anser brachyrhynchus Baillon, 1834 | Anser brachyrhynchus | 3477 |
| Anas capensis Gmelin, 1789 | Anas capensis | 3477 |
| Anas crecca Linnaeus, 1758 | Anas crecca | 3477 |
| Fuligula fischeri Brandt, 1847 | Somateria fischeri | 75097 |
| Histrionicus histrionicus pacificus Brooks, 1915 | Histrionicus histrionicus | 7816 |
| Tachyeres leucocephalus Humphrey & Thompson, 1981 | Tachyeres leucocephalus | 7816 |
| Mergus merganser Linnaeus, 1758 | Mergus merganser | 3477 |
| Anas mollissima Linnaeus, 1758 | Somateria mollissima | 75097 |
| Somateria mollissima dresseri Sharpe, 1871 | Somateria mollissima | 7816 |
| Somateria mollissima faeroeensis Brehm, 1831 | Somateria mollissima | 7816 |
| Somateria mollissima islandica Brehm, 1831 | Somateria mollissima | 7816 |
| Somateria mollissima sedentaria Snyder, 1941 | Somateria mollissima | 7816 |
| Somateria mollissima v-nigrum Bonaparte & Gray, 1855 | Somateria mollissima | 7816 |
| Anas penelope Linnaeus, 1758 | Anas penelope | 3477 |
| Anas platyrhynchos Linnaeus, 1758 | Anas platyrhynchos | 3477 |
| Mergus serrator Linnaeus, 1758 | Mergus serrator | 7816 |
| Mergus serrator major Schioler | Mergus serrator | 7816 |
| Mergus serrator schioleri Salomonsen, 1949 | Mergus serrator | 7816 |
| Mergus serrator serrator Linnaeus, 1758 | Mergus serrator | 7816 |
| Anas spectabilis Linnaeus, 1758 | Somateria spectabilis | 75097 |
| Lophonetta specularioides King, 1828 | Lophonetta specularioides | 3477 |