The Dino Directory
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Name A-Z
Select a letter to view dinosaurs whose name starts with that letter:
41 dinosaurs beginning with 'A'
| NAME (GENUS) | TAXONOMY | AGE | BODY SHAPE |
|---|---|---|---|
| Amargasaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Diplodocoidea, Dicraeosauridae | Early Cretaceous |
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| Ammosaurus | Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Anchisauridae | Early Jurassic |
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| Ampelosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria, Lithostrotia | Late Cretaceous |
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| Amygdalodon | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda | Mid Jurassic |
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| Anchisaurus | Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Anchisauridae | Early Jurassic |
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| Antarctosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria, Lithostrotia | Late Cretaceous |
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| Apatosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Diplodocoidea, Diplodocidae | Late Jurassic |
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| Aragosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda | Early Cretaceous |
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| Argentinosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria | Late Cretaceous |
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| Austrosaurus | Dinosauria, Saurischia, Sauropodomorpha, Sauropoda, Eusauropoda, Neosauropoda, Macronaria, Camarasauromorpha, Titanosauriformes, Titanosauria | Early Cretaceous |
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| Avalonia | Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Melanorosauridae | Late Triassic |
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| Azendohsaurus | Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda | Late Triassic |
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| Achillobator | Dinosauria, Saurischia, Theropoda, Neotherapoda, Tetanurae, Avetherapoda, Coelurosauria, Tyrannoraptora, Maniraptoriformes, Maniraptora, Paraves, Eumaniraptora, Dromaeosauridae | Late Cretaceous |
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| Alvarezsaurus | Dinosauria, Saurischia, Theropoda, Neotherapoda, Tetanurae, Avetherapoda, Coelurosauria, Tyrannoraptora, Maniraptoriformes, Maniraptora, Alvarezsauridae | Late Cretaceous |
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| Archaeopteryx | Dinosauria, Saurischia, Theropoda, Neotherapoda, Tetanurae, Avetherapoda, Coelurosauria, Tyrannoraptora, Maniraptoriformes, Maniraptora, Paraves, Eumaniraptoria, Avialae, Archaeopterygidae | Late Jurassic |
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| Avimimus | Dinosauria, Saurischia, Theropoda, Neotherapoda, Tetanurae, Avetherapoda, Coelurosauria, Tyrannoraptora, Maniraptoriformes, Maniraptora, Oviraptorosauria, Avimimidae | Late Cretaceous |
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