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long-neck giant
Chubutisaurus
Say it like this: “choo-BOOT-i-SAWR-us”
Chubutisaurus insignis
Chubutisaurus ate plants and walked on four legs. It lived in the Early Cretaceous. Bones have been found in Argentina.
- When
- Early Cretaceous (Albian) · roughly 113.2 to 100.5 million years ago
- Named in
- 1975 · del Corro, G.
- Hip height
- 3.5 m · 11 ft
- Length
- 23 m · 75 ft
- Weight
- 12 tonnes
- Found in
- Argentina · Cerro Barcino
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Somphospondyli
The story in short
Chubutisaurus was formally named in 1975 by G. del Corro. The name means “chubut lizard.”
It lived in the Early Cretaceous (Albian), roughly 113.2 to 100.5 million years ago. Finds come from Argentina, including the Cerro Barcino Formation. It was a herbivore and walked on four legs.
Published estimates put Chubutisaurus at a length near 23 m, hips about 3.5 m high, and a body mass around 12 tonnes.
On the family tree it sits in Somphospondyli, among the sauropod dinosaurs.
Close relatives
Abdarainurus
Abdarainurus barsboldi
Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago
Angolatitan
Angolatitan adamastor
Late Cretaceous (Coniacian) · roughly 89.8 to 85.7 million years ago
Arkharavia
Arkharavia heterocoelica
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago