Complete List of Dinosaurs That Start With U Plus Fun Facts

Last Updated on January 20, 2024 by Michele Tripple

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Are you ready for an unbeatable adventure into the unique world of dinosaurs that start with U? These “U” dinosaurs might not be the most famous, but they are super interesting and full of surprises. So, let’s gear up for an exciting journey to learn about these unusual dinosaurs!

3 dinosaurs that start with U PDFs fanned on blue background

First up is the Utahraptor. This dinosaur’s name might remind you of the famous Velociraptor, but the Utahraptor was much bigger! It was a fierce meat-eater with sharp claws and teeth. The Utahraptor lived in what is now the state of Utah in the United States. Imagine a giant raptor roaming around, and you’ve got the Utahraptor!

Next, let’s meet the Unaysaurus. This “U” dinosaur was a lot smaller than the Utahraptor and was a plant-eater. The Unaysaurus walked on two legs and had a long tail. It lived a long time ago in what is now Brazil. The Unaysaurus might not have been very big, but it was definitely an important part of its ecosystem.

And we can’t forget about the Ultrasaurus. Despite its name, scientists aren’t sure if the Ultrasaurus was its own species or just a really big example of another type of dinosaur. If it was its own species, it would have been one of the largest dinosaurs ever, with a super long neck and tail.

Are you excited to discover more dinosaurs that start with U? From the fierce Utahraptor to the mysterious Ultrasaurus, dinosaurs that start with U are full of fascinating facts and stories. Let’s keep exploring and uncover all the amazing things about these unique prehistoric creatures!

pin image: 3 dinosaurs that start with U PDFs fanned on blue background

Discover more about Dinosaurs that start with U!

Ready to discover more dinosaurs? Check out our list of dinosaurs that start with S and our list of dinosaurs that start with T.

Common Dinosaur that start with U

  • Utahraptor: A large dromaeosaurid (“raptor”) known for its size and sharp claws.
  • Ultrasaurus (Ultrasauros): A sauropod known for its enormous size, although its classification is debated.
  • Unenlagia: A theropod dinosaur closely related to birds, known for its bird-like pelvis and leg structure.
  • Urbacodon: A smaller theropod dinosaur, a member of the raptor family.
  • Udanoceratops: A ceratopsian dinosaur known for its large, low skull and beak-like mouth.
  • Uintasaurus: A sauropod dinosaur known from the Late Jurassic period in North America.
  • Unaysaurus: A small, early sauropodomorph herbivore from Brazil.
  • Uteodon: A herbivorous ornithopod dinosaur, closely related to Camptosaurus.
  • Ugrunaaluk: A hadrosaurid dinosaur known for living in high-latitude, Arctic conditions.
  • Uberabatitan: A titanosaur sauropod from Brazil, known for its large size.

Complete list of Dinosaurs that start with U

  • Uberabatitan
  • Udanoceratops
  • Ugrosaurus
  • Uintasaurus
  • Ultrasauros
  • Umarsaurus
  • Unaysaurus
  • Unenlagia
  • Unescoceratops
  • Unquillosaurus
  • Urbacodon
  • Utahceratops
  • Utahraptor
  • Uteodon
complete list of dinosaurs that start with U with a dinosaur border

Facts about Dinosaurs that Start with U

  • Uberabatitan: An Uberabatitan was a long-necked, plant-eating dinosaur from Brazil. It was a sauropod, so it was huge and loved munching on vegetation.
  • Udanoceratops: An Udanoceratops was a plant-eating dinosaur from Mongolia. It had a large body and a short frill. Picture a sturdy, peaceful dinosaur, walking around and using its beak to pluck plants.
  • Ugrosaurus: An Ugrosaurus is a lesser-known dinosaur, and we’re still learning about it.
  • Uintasaurus: An Uintasaurus was a long-necked, plant-eating dinosaur from North America. It was a sauropod, so it was quite large.
  • Ultrasauros: An Ultrasauros, once thought to be one of the largest dinosaurs, is now considered to be a mix of other sauropod bones. Imagine a giant, peaceful creature, part of the mystery and wonder of the dinosaur world.
  • Umarsaurus: An Umarsaurus is a dinosaur known from only a few fossils. We’re still piecing together its story.
  • Unaysaurus: An Unaysaurus was a small, plant-eating dinosaur from Brazil. It was bipedal and quite agile.
  • Unenlagia: An Unenlagia was a bird-like dinosaur from Argentina. It was closely related to birds and might have been able to glide. Imagine a small, feathered dinosaur, flapping its wings in the ancient skies.
  • Unescoceratops: An Unescoceratops was a small, horned dinosaur from North America. It was a relative of Triceratops but much smaller. Imagine a mini version of the famous horned dinosaurs, wandering around and looking for plants.
  • Unquillosaurus: An Unquillosaurus was a large, meat-eating dinosaur from Argentina. It was a theropod, similar to Allosaurus.
  • Urbacodon: An Urbacodon was a small, meat-eating dinosaur from Uzbekistan. It was a raptor, known for its speed and agility.
  • Utahceratops: An Utahceratops was a horned dinosaur from North America. It had a large skull with unique horns and a frill. Picture a majestic dinosaur, proudly showing off its ornate headgear.
  • Utahraptor: An Utahraptor was a large, bird-like dinosaur from North America. It was a fierce predator with sharp claws.
  • Uteodon: An Uteodon was a plant-eating dinosaur from North America. It was related to Iguanodon and had a beak for eating plants.

Do you love dinosaurs? Which dinosaur that starts with U is your favorite? Share it with us in the comments!

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