| Scientific Name | Author | English Name |
|---|---|---|
| Inia araguaiaensis | Hrbek, da Silva, Dutra, Gravens, Martin & Farias, 2014 | |
| Inia geoffrensis | (Blainville, 1817) | Boto |
| Lipotes vexillifer | Miller, 1918 | Baiji |
| Pontoporia blainvillei | (Gervais & d'Orbigny, 1844) | Franciscana |