Dinosaur time gap

Did Apatosaurus and mammoths live at the same time?

No. Apatosaurus (Late Jurassic) and Mammuthus (Pleistocene) are separated by 143 million years.

Mammuthus to you: 0.0117 million years.

More time separated them than separates Mammuthus from you.

Late Jurassic · 155–143 million years ago

Named by Marsh, 1877

Fossils from United States

Silhouette by Elihu Guzmán Arroyo

Pleistocene · 0.129 million years ago until about 11,700 years ago

Named by Brookes, 1828

Fossils from United States, Mexico, Italy, 39 more

Mammuthus is not a dinosaur.

Silhouette by Amy Beauvois

Dig from Apatosaurus down to mammoths →

Between Apatosaurus and mammoths

  • Barilium Early Cretaceous · 137–133 million years ago
  • Deinonychus Early Cretaceous · 113–101 million years ago
  • Pteranodon Late Cretaceous · 86–84 million years ago
  • Chirostenotes Late Cretaceous · 84–72 million years ago
  • Lambeosaurus Late Cretaceous · 84–72 million years ago
  • Stenonychosaurus Late Cretaceous · 84–72 million years ago
  • Dryptosaurus Late Cretaceous · 72–66 million years ago
  • Prenocephale Late Cretaceous · 72–66 million years ago

Fun Facts

  • Mammuthus has been found in 42 countries.
  • Every Apatosaurus fossil here comes from the United States.
  • Mammuthus is not a dinosaur.
  • Mammuthus is known from 685 fossil sites.
  • Mammuthus spans 0.1 million years of rock.
  • Apatosaurus and Diplodocus could have met.

Did they live at the same time?

Every animal you can pick →