LegendaryRiojasaurus
Riojasaurus incertus
ree-OH-hah-SORE-us· “La Rioja lizard”
🦕 Dinosaur🕰️ Triassic🌿 herbivore🦴 Riojasauridae
10 m
Length
3 m
Height
800 kg
Weight
A large, bulky sauropodomorph from Late Triassic Argentina — one of the biggest land animals of its day. Its heavy, column-like legs suggest it walked on all fours, foreshadowing the giant sauropods to come.
When
Late Triassic, ~215 million years ago
Found in
Argentina
Discovered
José Bonaparte, 1969
Did you know?
- One of the largest land animals of the Late Triassic, up to ~10 m.
- Its sturdy, pillar-like legs hint that it walked on all fours.
- An early forerunner of the giant long-necked sauropods.
Artwork: Ornitholestes, Wikimedia Commons, Public domain.