Uncia uncia (Schreber, 1775) – synoniem of Panthera uncia (Schreber, 1775)
Uraeginthus granatinus (Linnaeus, 1766)
Uria aalge (Pontoppidan, 1763)
Urocolius macrourus (Linnaeus, 1766)
Uromastix hardwickii Boulenger, 1885 – synoniem of Saara hardwickii (Gray, 1827)
Uromenus rugosicollis (Serville, 1838)
Uroplatus fimbriatus Schneider, 1797
Ursus arctos syriacus Hemprich & Ehrenberg, 1828