Abrosaurus Facts
Pronunciation: AB-roh-SORE-us
Name meaning: Delicate Lizard
| Diet | Herbivore |
| Height | 3m |
| Length | 9.1m |
| Weight | 4 tonnes |
| Environment | Land |
| Era | Jurassic |
| Period | Middle Jurassic |
| Type | Sauropod |
| Location | China |
Abrosaurus was a distinctive sauropod dinosaur that lived during the Middle Jurassic Period, approximately 171 million years ago, in what is now China. This fascinating creature was discovered at the famous Dashanpu Quarry in Sichuan Province, a site that has yielded numerous important dinosaur specimens. As a sauropod, Abrosaurus was a long-necked, plant-eating dinosaur that walked on four legs, but it was notably smaller than many of its famous relatives.
Measuring just 9.1 metres in length, Abrosaurus was relatively compact for a sauropod, making it roughly the size of a large lorry. Its most striking feature was its distinctive skull, which was boxy in shape and topped with a prominent bony arch that housed its nostrils. The skull's structure gives the dinosaur its name, as it featured large openings separated by thin, delicate bony struts that appeared fragile compared to other sauropods.
Like all sauropods, Abrosaurus was a herbivore that used its long neck to reach vegetation at various heights. Its quadrupedal stance and sturdy build were well-suited for supporting its considerable bulk whilst browsing on ferns, conifers, and other plants that dominated the Middle Jurassic landscape. The dinosaur's unique skull architecture suggests it may have had specific feeding adaptations that differed from its larger sauropod cousins.
What made Abrosaurus distinctive?
Abrosaurus had a distinctively boxy skull topped with a tall bony arch containing the nostrils, quite different from other sauropods. Its skull featured unusually large openings separated by thin, delicate bony struts, giving it a more fragile appearance than typical sauropod skulls.
Behaviour
As a herbivorous sauropod, Abrosaurus likely spent most of its time feeding on plants, using its long neck to browse vegetation at different heights. Being smaller than most sauropods, it may have been more agile and able to access different feeding areas that larger species couldn't reach.
Discovery
Abrosaurus was first described by Ouyang Hui in 1986. The original fossils were discovered at Dashanpu Quarry, Sichuan Province, China.
Abrosaurus FAQ
What did Abrosaurus eat?
Abrosaurus was a herbivore that fed on plants available during the
Middle Jurassic period. It would have eaten ferns, conifers, cycads, and other vegetation, using its long neck to reach plants at various heights that other dinosaurs couldn't access.
How big was Abrosaurus?
Abrosaurus was relatively small for a sauropod, measuring 9.1 metres in length and standing approximately 3 metres tall at the hip. It weighed around 4 tonnes, making it significantly smaller than famous sauropods like
Diplodocus or
Brontosaurus.
When did Abrosaurus live?
Abrosaurus lived during the
Middle Jurassic Period, approximately 170.9 million years ago. This was a time when sauropods were beginning to diversify and spread across the world's continents.
Where was Abrosaurus found?
Abrosaurus fossils were discovered at the Dashanpu Quarry in Sichuan Province, China. This famous fossil site has produced numerous important dinosaur specimens and provides a window into
Middle Jurassic ecosystems in Asia.
How do you pronounce Abrosaurus?
Abrosaurus is pronounced 'AB-roh-SORE-us', with emphasis on the first and last syllables. The name comes from Greek words meaning 'delicate lizard', referring to the thin bony struts in its skull.
What does Abrosaurus mean?
Abrosaurus means 'delicate lizard' in Greek. This name refers to the distinctive skull structure, which featured large openings separated by thin, delicate-looking bony struts that appeared fragile compared to other sauropods.
How fast could Abrosaurus run?
The speed of Abrosaurus is unknown, but as a quadrupedal sauropod, it would have been a slow-moving animal. Its smaller size compared to other sauropods might have made it somewhat more agile, but it was built for steady movement rather than speed.
What type of dinosaur was Abrosaurus?
Abrosaurus was a sauropod dinosaur, belonging to the family Mamenchisauridae. Sauropods were long-necked, plant-eating dinosaurs that walked on four legs and are known for including some of the largest animals ever to walk on Earth.
Was Abrosaurus related to birds?
Like all dinosaurs, Abrosaurus was distantly related to modern birds, but as a sauropod, it belonged to a different major group of dinosaurs. Birds evolved from theropod dinosaurs, whilst Abrosaurus was a sauropod, so the relationship is quite distant.
How many Abrosaurus fossils have been found?
Abrosaurus is known primarily from skull material and some skeletal remains found at the Dashanpu Quarry. The fossil record is limited compared to some other dinosaurs, but sufficient material exists to understand its basic anatomy and distinctive features.
