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beaked plant-eater
Amurosaurus
Say it like this: “a-MOO-uhr-o-SOR-us”
Amurosaurus riabinini
Amurosaurus ate plants and walked on two or four legs. It lived in the Late Cretaceous. Bones have been found in Russia.
- When
- Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
- Named in
- 1991 · Bolotsky, Y. L.; Kurzanov, S. M.
- Hip height
- Not established
- Length
- 8 m · 26 ft
- Weight
- 3 tonnes
- Found in
- Russia · Udurchukan
- Food and walking
- Herbivore · Two or four legs
- Kind
- beaked plant-eater · Ornithopod
- Family branch
- Lambeosaurinae
The story in short
The genus Amurosaurus dates to 1991, the year Y. L. Bolotsky and S. M. Kurzanov described it. The name means “amur lizard.”
It lived in the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from Russia, including the Udurchukan Formation. It was a herbivore and could move on two or four legs.
Published estimates put Amurosaurus at a length near 8 m and a body mass around 3 tonnes.
On the family tree it sits in Lambeosaurinae, among the ornithopod dinosaurs.