| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Umbonium Link 1807 | 1 | 0 | 0 |
| Umbonium vestiarium (Linnaeus 1758) | 0 | 0 | 1 |
| Upeneus | 3 | 0 | 0 |
| Upeneus moluccensis (Bleeker 1855) | 0 | 0 | 1 |
| Upeneus sulphureus Cuvier 1829 | 0 | 0 | 1 |
| Upeneus tragula Richardson 1846 | 0 | 0 | 1 |
| Upogebia Leach 1814 | 1 | 0 | 0 |
| Upogebia carinicauda | 0 | 0 | 1 |
| Upogebiidae Borradaile 1903 | 1 | 0 | 0 |
| Uraspis | 1 | 0 | 0 |
| Uraspis helvola (Forster 1801) | 0 | 0 | 1 |
| Uroconger | 1 | 0 | 0 |
| Uroconger lepturus (Richardson 1845) | 0 | 0 | 1 |
| Uropterygius | 3 | 0 | 0 |
| Uropterygius concolor Rüppell 1838 | 0 | 0 | 1 |
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