The Quaesitosaurus was a sauropod dinosaur that lived during the Late Cretaceous Period, approximately 86 million years ago. This dinosaur belonged to the family Nemegtosauridae, which included other titanosaurian sauropod dinosaurs.
Key facts
| Domain | Description |
|---|---|
| Quaesitosaurus pronunciation | Kwee-siet-oh-sore-us |
| What does Quaesitosaurus mean? | Extraordinary lizard |
| Dinosaur type | Sauropod |
| On the menu | Herbivore |
| Length | 75’ (23 meters) |
| Height | 25’ (7.6 meters) |
| Weight | 7 tons (6,350 kgs) |
| Life expectancy | 80-100 years. |
| Legs used to get around | Quadrupedal dinosaur |
| Estimated top speed | Believed to have been a slow dinosaur |
| When they lived | Late Cretaceous Period, which was 86-84 million years ago. |
| Where they have been found? | Mongolia in Asia |
When & Where
The remains of the Quaesitosaurus were discovered in 1971, during a united Soviet-Mongolian Paleontological Expedition. It included an incomplete skull and mandible located in the Upper Cretaceous bluffs of the Barun Goyot Formation near Shar Tsav, Mongolia.
Size & Weight
Although there is not enough evidence about the size and weight of the Quaesitosaurus, studies suggest that this dinosaur can reach a length of 75’(23 meters), a height of 25’ (7.6 meters), and a weight of up to 7 tons (6,350 kg).
Mobility & Diet
The Quaesitosaurus was a herbivore. This dinosaur likely ate plant materials such as twigs, leaves, ferns, conifers, clubmosses, horsetails, and aquatic plants as well.
Interesting Points
- This dinosaur was named “extraordinary” due to the fact that its skull was of a unique shape.
- There had only been one specimen found by paleontologists of this dinosaur.
Featured Image Credit: FunkMonk (Michael B. H.), CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons
