• Anchisauria

  Argentinosaurus huinculensis

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

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• Anchisauria

  Argyrosaurus superbus

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

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• Aristosaurus erectus

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

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• Aristosaurus solus

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

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• Aristosuchus pusillus

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

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• Arkansaurus fridayi

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

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• Arkharavia heterocoelica

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

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• Arrhinoceratops brachyops

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

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• Arrhinoceratops utahensis

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

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• Arrudatitan maximus

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

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