The Dino Directory

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Dino Timeline

The first dinosaurs appeared around 225 million years ago (mya) in a time known as the Mesozoic Era. Scientists divide this era into 3 periods: the Triassic, Jurassic and Cretaceous.

Select a section of the timeline below to see dinosaurs that lived then.

21 Late Triassic dinosaurs

NAME (GENUS) TAXONOMY BODY SHAPE
Thecodontosaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda Sauropod
Syntarsus Dinosauria, Saurischia, Theropoda, Neotherapoda, Ceratosauria, Coelophysoidea, Coelophysidae Small theropod
Staurikosaurus Dinosauria, Saurischia, Theropoda, Herrerasauridae Large theropod
Saltopus Dinosauria, Saltopus Small theropod
Riojasaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Melanorosauridae Sauropod
Procompsognathus Dinosauria, Saurischia, Theropoda, Neotherapoda, Ceratosauria, Coelophysoidea Large theropod
Plateosaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Plateosauria, Plateosauridae Sauropod
Pisanosaurus Dinosauria, Ornithischia Euornithopod
Mussaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Plateosauria, Plateosauridae Sauropod
Melanorosaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Melanorosauridae Sauropod
Lycorhinus Dinosauria, Ornithischia, Genasauria, Cerapoda, Heterodontosauridae Euornithopod
Liliensternus Dinosauria, Saurischia, Theropoda, Neotherapoda, Ceratosauria, Coelophysoidea Small theropod
Herrerasaurus Dinosauria, Saurischia, Theropoda, Herrerasauridae Small theropod
Guaibasaurus Dinosauria, Saurischia, Theropoda Small theropod
Euskelosaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Plateosauria, Plateosauridae Sauropod
Eoraptor Dinosauria, Saurischia, Theropoda Small theropod
Coloradisaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Plateosauria, Plateosauridae Sauropod
Coelophysis Dinosauria, Saurischia, Theropoda, Neotherapoda, Ceratosauria, Coelophysoidea, Coelophysidae Small theropod
Chindesaurus Dinosauria, Saurischia, Theropoda, Herrerasauridae Small theropod
Azendohsaurus Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda Sauropod
Avalonia Dinosauria, Saurischia, Sauropodomorpha, Prosauropoda, Anchisauria, Melanorosauridae Sauropod
21 items found, displaying all items.