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.
151 Late Cretaceous dinosaurs
| NAME (GENUS) | Years (million years ago) |  |
|---|---|---|
|
||
| Einiosaurus | 74 - ? mya | |
| Eolambia | 99 - 94 mya | |
| Erlikosaurus | 99 - 89 mya | |
| Euoplocephalus | 76 - 70 mya | |
| Gallimimus | 74 - 70 mya | |
| Garudimimus | 99 - 89 mya | |
| Gasparinisaura | 86 - 71 mya | |
| Gilmoreosaurus | 76 - 70 mya | |
| Gorgosaurus | 80 - 73 mya | |
| Goyocephale | 81 - 75 mya | |
| Graciliceratops | 99 - 84 mya | |
| Gryposaurus | 86 - 71 mya | |
| Hadrosaurus | 78 - 74 mya | |
| Homalocephale | 72 - 68 mya | |
| Hypacrosaurus | 70 - ? mya | |
| Hypselosaurus | 71 - 65 mya | |
| Indosuchus | 71 - 65 mya | |
| Ingenia | 72 - 68 mya | |
| Isisaurus | 71 - 65 mya | |
| Jaxartosaurus | 94 - 84 mya | |
| Khaan | 81 - 75 mya | |
| Kritosaurus | 78 - 74 mya | |
| Lamaceratops | 75 - 72 mya | |
| Lambeosaurus | 76 - 74 mya | |
| Leptoceratops | 67 - 65 mya |