Look up · dinosaur 1289 of 1,425
plated dinosaur
Tuojiangosaurus
Say it like this: “TWAW-JYAHNG-o-SAWR-us”
Tuojiangosaurus multispinus
Tuojiangosaurus ate plants and walked on four legs. It lived in the Middle Jurassic · Late Jurassic. Bones have been found in China.
- When
- Middle Jurassic · Late Jurassic (Bajocian–Oxfordian) · roughly 170.9 to 154.8 million years ago
- Named in
- 1977 · Dong, Z.; Li, X.; Zhou, S.; Zhang, Y.
- Hip height
- Not established
- Length
- 6.5 m · 21 ft
- Weight
- 2.8 tonnes
- Found in
- China · Shaximiao
- Food and walking
- Herbivore · Four legs
- Kind
- plated dinosaur · Stegosaur
- Family branch
- Stegosauridae
The story in short
The genus Tuojiangosaurus dates to 1977, the year Z. Dong and colleagues described it. The name honors a person tied to the fossil or its study.
It lived in the Middle Jurassic · Late Jurassic (Bajocian–Oxfordian), roughly 170.9 to 154.8 million years ago. Finds come from China, including the Shaximiao Formation. It was a herbivore and walked on four legs.
Published estimates put Tuojiangosaurus at a length near 6.5 m and a body mass around 2.8 tonnes.
On the family tree it sits in Stegosauridae, among the plated dinosaurs.
Close relatives
Alcovasaurus
Alcovasaurus longispinus
Late Jurassic (Kimmeridgian · Tithonian) · roughly 154.8 to 143.1 million years ago
Kentrosaurus
Kentrosaurus aethiopicus
Late Jurassic (Kimmeridgian · Tithonian) · roughly 154.8 to 143.1 million years ago
Paranthodon
Paranthodon africanus
Early Cretaceous (Berriasian · Valanginian) · roughly 143.1 to 132.6 million years ago