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Andesaurus

Mounted Allosaurus skeleton, a large Jurassic predatory dinosaur
Photo: Jens Lallensack, CC BY-SA 4.0, via Wikimedia Commons
Pronunciation
AN-dee-SAWR-us
Name means
Andes (Mountains) Lizard
Diet
Herbivore
Posture
Quadrupedal
Period
Middle Cretaceous
Length
59 feet (18 meters)

Order: Saurischia · Suborder: Sauropodomorpha · Infraorder: Sauropoda · Family: Titanosauridae

Discovered in the Patagonia region of Argentina, Andesaurus resemblesCamarasaurus. Its rear vertebrae are distinctive, being nearly 2 feet (.6 meters) high.

Mounted Diplodocus skeleton, an extremely long Jurassic sauropod
Photo: Dosseman, CC BY-SA 4.0, via Wikimedia Commons

More Cretaceous-period dinosaurs →

Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.

Frequently asked questions

What does Andesaurus mean?

The name Andesaurus means “Andes (Mountains) Lizard”. It is pronounced AN-dee-SAWR-us.

When did Andesaurus live?

Andesaurus lived during the Middle Cretaceous.

Was Andesaurus a carnivore or a herbivore?

Andesaurus was a herbivore.

How big was Andesaurus?

Andesaurus was about 59 feet (18 meters) long.

Related dinosaurs

Other dinosaurs from the Titanosauridae family.

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