Taxa beginning with U
28 names, each with a page of its own for what the Paleobiology Database records about it. The list is what this site has looked up and cached, not everything the fossil record holds.
- Umbrostrea montiscaprilis
- Uncinulus
- Uncinunellina timorensis
- Undispirifer
- Unedogemmula
- Unicardium
- Unio
- Unionites
- Unionites canalensis
- Unionites fassaensis
- Unispirifer
- Uptonia
- Uptonia bronni
- Uptonia jamesoni
- Urocyon cinereoargenteus
- Urodela
- Uromitra
- Ursirivus
- Ursus
- Ursus americanus
- Ursus arctos
- Ursus deningeri
- Ursus etruscus
- Ursus maritimus
- Urushtenoidea crenulata
- Usseliceras (Subplanitoides)
- Ustatochoerus major
- Ustatochoerus medius