Dinosaur time gap

Did Spinosaurus and Allosaurus live at the same time?

No. Spinosaurus (Late Cretaceous) and Allosaurus (Late Jurassic) are separated by 43 million years.

Spinosaurus to you: 94 million years.

Spinosaurus

Late Cretaceous · 101–94 million years ago

Named by Stromer, 1915

Fossils from Morocco, Egypt, Niger, 3 more

Silhouette by Alessio Ciaffi

Allosaurus

Late Jurassic · 155–143 million years ago

Named by Marsh, 1877

Fossils from United States, Portugal, France, 1 more

Silhouette by Will Toosey

Dig from Allosaurus down to Spinosaurus →

Between Allosaurus and Spinosaurus

  • Barilium Early Cretaceous · 137–133 million years ago
  • Polacanthus Early Cretaceous · 133–121 million years ago
  • Baryonyx Early Cretaceous · 126–121 million years ago
  • Hypsilophodon Early Cretaceous · 126–121 million years ago
  • Acrocanthosaurus Early Cretaceous · 121–113 million years ago
  • Psittacosaurus Early Cretaceous · 121–113 million years ago
  • Deinonychus Early Cretaceous · 113–101 million years ago
  • Ouranosaurus Early Cretaceous · 113–101 million years ago

Fun Facts

  • Spinosaurus was named by Stromer in 1915.
  • Allosaurus is known from 147 fossil sites.
  • Allosaurus spans 12 million years of rock.

Did they live at the same time?

Every animal you can pick →