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beaked plant-eater
Lurdusaurus
Say it like this: “LOOR-duh-SAWR-us”
Lurdusaurus arenatus
Lurdusaurus ate plants and walked on two legs. It lived in the Early Cretaceous. Bones have been found in Niger.
- When
- Early Cretaceous (Albian) · roughly 113.2 to 100.5 million years ago
- Named in
- 1999 · Taquet, P.; Russell, D. A.
- Hip height
- 2 m · 7 ft
- Length
- 7–9 m · 23–30 ft
- Weight
- 5.5 tonnes
- Found in
- Niger · Elrhaz
- Food and walking
- Herbivore · Two legs
- Kind
- beaked plant-eater · Ornithopod
- Family branch
- Styracosterna
The story in short
Lurdusaurus was formally named in 1999 by P. Taquet and D. A. Russell.
It lived in the Early Cretaceous (Albian), roughly 113.2 to 100.5 million years ago. Finds come from Niger, including the Elrhaz Formation. It was a herbivore and walked on two legs.
Published estimates put Lurdusaurus at a length near 7–9 m, hips about 2 m high, and a body mass around 5.5 tonnes.
On the family tree it sits in Styracosterna, among the ornithopod dinosaurs.
Close relatives
Bayannurosaurus
Bayannurosaurus perfectus
Early Cretaceous (Aptian) · roughly 121.4 to 113.2 million years ago
Calvarius
Calvarius rapidus
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
Cedrorestes
Cedrorestes crichtoni
Early Cretaceous (Aptian) · roughly 121.4 to 113.2 million years ago