| Species | Name Used |
|---|---|
| Steno bredanensis (Cuvier, 1828) | Steno bredanensis (p. ) |
| Trichechus manatus Linnaeus, 1758 | Trichechus manatus (p. ) |
| Tursiops truncatus (Montagu, 1821) | Tursiops truncatus (p. ) |
| Zalophus californianus (Lesson, 1828) | Zalophus californianus (p. ) |
| Ziphius cavirostris Cuvier, 1823 | Ziphius cavirostris (p. ) |