**Yanbeilong: A Unique Stegosaur Dinosaur**
Yanbeilong is an extinct dinosaur from the group known as stegosaurs. It lived during the Early Cretaceous period, specifically in the Albian age. The fossils of Yanbeilong were found in the Zuoyun Formation in Shanxi, China.
Yanbeilong is a part of a family called Stegosauridae, which is famous for its distinctive bony plates and spines on its back. This dinosaur is known by one species called Yanbeilong ultimus.
### Discovery and Naming
The first discovery of Yanbeilong was made in 2011 near a place called Madaotou Township. The fossils include several bones, such as vertebrae and parts of the hip structure.
In 2024, a group of scientists led by Lei Jia officially named and described this dinosaur. The name “Yanbeilong” combines two Chinese words. “Yanbei” means “North of Yanmen Pass,” where the fossils were found, and “long” means “dragon.” The species name “ultimus” comes from Latin and means “last,” highlighting that Yanbeilong was one of the last stegosaurs to exist.
### Classification
Yanbeilong is classified as a part of the Stegosauria group. In studies that classify dinosaurs based on their traits, Yanbeilong is closely related to two other dinosaurs: Stegosaurus and Wuerhosaurus. This means it shares some similarities with them, but it also has unique features that make it distinct.
### Conclusion
Yanbeilong is an interesting example of the diverse family of stegosaurs. Its discovery helps scientists learn more about how these dinosaurs lived and evolved. As one of the last of its kind, Yanbeilong offers a glimpse into the late ages of these fascinating creatures.