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long-neck giant · Doubtful name
Hypselosaurus
Say it like this: “HIP-sel-o-SAWR-us”
Hypselosaurus priscus
Hypselosaurus ate plants and walked on four legs. It lived in the Late Cretaceous. Bones have been found in France.
- When
- Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
- Named in
- 1869 · Matheron, P.
- Hip height
- Not established
- Length
- 12 m · 39 ft
- Weight
- 7.3–14.5 tonnes
- Found in
- France
- Food and walking
- Herbivore · Four legs
- Kind
- long-neck giant · Sauropod
- Family branch
- Titanosauria
The story in short
In 1869, P. Matheron published the name Hypselosaurus. The name means “highest lizard.”
It lived in the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from France. It was a herbivore and walked on four legs.
Published estimates put Hypselosaurus at a length near 12 m and a body mass around 7.3–14.5 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