Probactrosaurus

Order: Ornithischia · Suborder: Ornithopoda · Infraorder: Iguanodontia · Family: Iguanodontidae
Found in China and Monglia, Probactrosaurus was similar to Bactrosaurus, and it may be an ancestor of thehadrosaurs.

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 Probactrosaurus mean?
The name Probactrosaurus means “Before Staff Lizard, or Before Bactrosaurus”. It is pronounced pro-BAK-truh-SAWR-us.
When did Probactrosaurus live?
Probactrosaurus lived during the Early Cretaceous.
Was Probactrosaurus a carnivore or a herbivore?
Probactrosaurus was a herbivore.
How big was Probactrosaurus?
Probactrosaurus was about 19 feet (5.9 meters) long, around 12 feet (3.7 meters) tall.
Related dinosaurs
Other dinosaurs from the Iguanodontidae family.
Compare the dinosaurs
See size, diet, period and family for hundreds of dinosaurs side by side.
Compare dinosaurs →