Dinoria
Apatosaurus — illustrationEasy

Apatosaurus

Apatosaurus louisae

ah-PAT-oh-SORE-us· “deceptive lizard

🕰️ Jurassic🌿 herbivore🦴 Diplodocidae
22 m
Length
5 m
Height
20 t
Weight

A heavyweight cousin of Diplodocus with a thicker, more powerful build. For a century it was better known by its other name — Brontosaurus, the 'thunder lizard'.

When
Late Jurassic, ~152–151 million years ago
Found in
United States
Discovered
Othniel Charles Marsh, 1877

Did you know?

  • Its neck bones were unusually wide and strong — maybe for neck-wrestling contests.
  • A single thigh bone can be taller than an adult human.
  • The Brontosaurus name was recently argued back to life for a close relative.

Artwork: TotalDino, Wikimedia Commons, CC0.