Dinosauria

  • Ulughbegsaurus uzbekistanensis

    Dinosaur Ulughbegsaurus uzbekistanensis: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Unaysaurus tolentinoi

    Dinosaur Unaysaurus tolentinoi: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Unenlagia comahuensis 

    Dinosaur Unenlagia comahuensis : scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Unenlagia paynemili 

    Dinosaur Unenlagia paynemili : scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Unescoceratops koppelhusae

    Dinosaur Unescoceratops koppelhusae: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Unquillosaurus ceibalii 

    Dinosaur Unquillosaurus ceibalii : scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Urbacodon itemirensis 

    Dinosaur Urbacodon itemirensis : scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Urbacodon norelli

    Dinosaur Urbacodon norelli: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references

  • Utahceratops gettyi

    Dinosaur Utahceratops gettyi: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Utahraptor ostrommaysi

    Dinosaur Utahraptor ostrommaysi: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references