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.

67 Early Cretaceous dinosaurs

NAME (GENUS) Years (million years ago)
Acrocanthosaurus 115 - 105 mya
Afrovenator 132 - 121 mya
Amargasaurus 132 - 127 mya
Aragosaurus 132 - 121 mya
Archaeoceratops 121 - 99 mya
Atlascopcosaurus 121 - 97 mya
Austrosaurus 112 - 99 mya
Baryonyx 125 - ? mya
Becklespinax 142 - 132 mya
Beipiaosaurus 127 - 121 mya
Caudipteryx 125 - 122 mya
Cedarpelta 142 - 127 mya
Chubutisaurus 112 - 99 mya
Confuciusornis 127 - 121 mya
Deinonychus 120 - 110 mya
Eotyrannus 127 - 121 mya
Equijubus 127 - 99 mya
Erketu unknown
Fukuiraptor 121 - 99 mya
Fukuisaurus 121 - 99 mya
Gastonia 142 - 127 mya
Giganotosaurus 112 - 90 mya
Gobisaurus 121 - 99 mya
Harpymimus 121 - 99 mya
Hylaeosaurus 150 - 135 mya
67 items found, displaying 1 to 25.