Search Results for: Utah, Wyoming, Colorado, South Dakota

  • Averostra

    Tyrannosaurus rex

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

  • Allosaurus jimmadseni

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

  • Allosaurus fragilis

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