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long-neck giant
Jainosaurus
Say it like this: “JIEN-o-SAWR-us”
Jainosaurus septentrionalis
Jainosaurus ate plants and walked on four legs. It lived in the Late Cretaceous. Bones have been found in India.
- When
- Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
- Named in
- 1995 · Hunt, A. P.; Lockley, M. G.; Lucas, S. G.; Meyer, C. A.
- Hip height
- 4 m · 13 ft
- Length
- 18 m · 59 ft
- Weight
- 15 tonnes
- Found in
- India · Lameta
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Titanosauria
The story in short
The genus Jainosaurus dates to 1995, the year A. P. Hunt and colleagues described it. The name honors a person tied to the fossil or its study.
Fossils referred to Jainosaurus date to the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from India, including the Lameta Formation. It was a herbivore and walked on four legs.
Published estimates put Jainosaurus at a length near 18 m, hips about 4 m high, and a body mass around 15 tonnes.
On the family tree it sits in Titanosauria, among the sauropod dinosaurs.
Close relatives
Aegyptosaurus
Aegyptosaurus baharijensis
Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago
Andesaurus
Andesaurus delgadoi
Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago
Antarctosaurus
Antarctosaurus wichmannianus
Late Cretaceous (Campanian) · roughly 83.6 to 72.2 million years ago