Bactrosaurus ‭(‬club lizard‭)

Bactrosaurus ‭(‬club lizard‭)


Named By

Charles W.‭ ‬Gilmore‭ ‬-‭ ‬1933




Estimated 6 meters long

Type of Dinosaur


Type Species

B.‭ ‬johnsoni‭ (‬type‭)‬,‭ ‬B.‭ ‬kysylumensis‭?

Found in

China‭ ‬-‭ ‬Iren Dabasu Formation,‭ ‬Zouyun Formation.‭ ‬Kazakhstan‭ ‬-‭ ‬Dabrazhin Formation.‭ ‬Mongolia‭ ‬-‭ ‬Baynshire Formation

When it Lived

Late Cretaceous, 84-71 million years ago

Bactrosaurus Facts

Bactrosaurus, which means “club lizard,” was a large, herbivorous dinosaur that lived approximately Late Cretaceous, 84-71 million years ago. It was first discovered in the Shishugou Formation of Xinjiang, China, and is one of the few dinosaur species known from this region.

Bactrosaurus measured around 6 meters in length and weighed between 4 and 6 tons. It was a massive, quadrupedal dinosaur that was well adapted for life on land, with large, sturdy legs and a bulky, robust body. Bactrosaurus was also covered in thick, scaly skin, which would have provided some protection from predators and the elements.

One of the most notable features of Bactrosaurus is its skull, which was heavily ornamented with ridges, spikes, and bosses. These bony protuberances are thought to have served several purposes, including display and defense. Additionally, Bactrosaurus had a unique dental structure that allowed it to easily crush and grind tough vegetation, making it well suited for a herbivorous diet.

Bactrosaurus is an important dinosaur species for several reasons. First, its discovery in the Shishugou Formation provides valuable information about the Late Jurassic fauna of China, and helps us to understand the diversity of dinosaurs that lived in this region. Second, Bactrosaurus provides important insights into the evolution of late Jurassic herbivorous dinosaurs, and helps to fill in some of the gaps in our understanding of this critical time in the history of life on Earth. Finally, its massive size and distinctive skull ornamentation make Bactrosaurus a fascinating dinosaur that has captured the imagination of many people, and continues to inspire research and interest in the field of paleontology.

In conclusion, Bactrosaurus is a unique and fascinating dinosaur species that provides important information about the Late Jurassic fauna of China and the evolution of late Jurassic herbivorous dinosaurs. Whether you’re a seasoned paleontologist or just starting to learn about dinosaurs, Bactrosaurus is sure to captivate your imagination and spark your interest in the field of paleontology.

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