Orionides
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Archaeopteryx lithographica
Dinosaur Archaeopteryx lithographica: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references
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Archaeornithoides deinosauriscus
Dinosaur Archaeornithoides deinosauriscus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Archaeornithomimus asiaticus
Dinosaur Archaeornithomimus asiaticus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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“Archaeornithomimus” bissektensis
Dinosaur "Archaeornithomimus" bissektensis: 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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Asfaltovenator vialidadi
Dinosaur Asfaltovenator vialidadi: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Asiatyrannus xui
Dinosaur Asiatyrannus xui: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references
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Atrociraptor marshalli
Dinosaur Atrociraptor marshalli: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references
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Aublysodon amplus
Dinosaur Aublysodon amplus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references