Dinosauria
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Ardetosaurus viator
Dinosaur Ardetosaurus viator: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references
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Arenysaurus ardevoli
Dinosaur Arenysaurus ardevoli: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Argentinosaurus huinculensis
Dinosaur Argentinosaurus huinculensis: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Argyrosaurus superbus
Dinosaur Argyrosaurus superbus: 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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Arrudatitan maximus
Dinosaur Arrudatitan maximus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Arstanosaurus akkurganensis
Dinosaur Arstanosaurus akkurganensis: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references