U
| Contents: | A B C D E F G H I J K L M N O P Q R S T U V W X Y Z – See also |
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- Uberabatitan
- Udanoceratops
- Ugrosaurus – probably junior synonym of Triceratops
- Uintasaurus – junior synonym of Camarasaurus
- Ultrasauros – junior synonym of Supersaurus
- Ultrasaurus H. M. Kim, 1983
- "Ultrasaurus" Jensen, 1985 – preoccupied name, now known as Ultrasauros
- Umarsaurus – nomen nudum; Barsboldia
- Unaysaurus
- Unenlagia
- Unescoceratops
- "Unicerosaurus" – nomen nudum, actually a fish
- Unquillosaurus
- Urbacodon
- Utahceratops
- Utahraptor
- Uteodon
Read more about this topic: List Of Dinosaurs