Uroaëtus, ii. [348]

Urocissa, ii. [273]

Urochroa, ii. [107]

Urochroma, ii. [328]

Urocyon, ii. [197]

URODELA, ii. [411]

Urogalba, ii. [311]

Urolestes, ii. [272]

Uromastix, ii. [402]

UROPELTIDÆ, ii. [373]