North America

  • Apatoraptor pennatus

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

  • Apatosaurus ajax

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

  • Apatosaurus louisae

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

  • “Apatosaurus” minimus

    Dinosaur "Apatosaurus" minimus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Appalachiosaurus montgomeriensis

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

  • Aquilarhinus palimentus

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

  • Aquilops americanus

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

  • Ardetosaurus viator

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

  • Arkansaurus fridayi

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

  • Arrhinoceratops brachyops

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