**Yingshanosaurus: The Stegosaur from the Jurassic Period** Yingshanosaurus is a type of dinosaur known as a stegosaur, which lived during the Middle Jurassic period about 166 million years ago in what is now Southwestern China. It is classified under the family Stegosauridae, which includes other well-known dinosaurs like Stegosaurus. **Discovery and Naming** In 1983, a …
Yutyrannus
**Yutyrannus: The Feathered Tyrant** **Introduction** Yutyrannus is a type of dinosaur that lived around 125 million years ago during the Early Cretaceous period in what is now northeastern China. Its name means “feathered tyrant,” and it is known for being one of the largest dinosaurs with evidence of feathers. **Discovery** Yutyrannus was first named and …
Walgettosuchus
Walgettosuchus is a type of dinosaur that lived in Australia during the Late Cretaceous period, around 99 to 96 million years ago. Its name means “Walgett crocodile.” This dinosaur is considered a theropod, which is a group that includes many meat-eating dinosaurs. However, Walgettosuchus is known from only one piece of its body—a single tail …
Xenoceratops
Xenoceratops is an ancient dinosaur that lived during the Late Cretaceous period, around 80 million years ago. This dinosaur was discovered in Alberta, Canada, and its name means “alien horned face,” highlighting its unique features among ceratopsian dinosaurs. The only known species of Xenoceratops is called Xenoceratops foremostensis. It was first found in 1958 when …
Xuanhuaceratops
**Xuanhuaceratops: A Late Jurassic Dinosaur** Xuanhuaceratops is a type of dinosaur that lived during the Late Jurassic period, around 150.8 to 145.5 million years ago. It was discovered in northeastern China, specifically in the Houcheng Formation in Hebei Province. **Discovery of Xuanhuaceratops** The first fossil of Xuanhuaceratops was found in the 1970s by a researcher …
Yinlong
Yinlong is an extinct type of dinosaur that lived during the Late Jurassic period, around 158 million years ago. It was discovered in China and is known from fossil remains that include skeletons and skulls. Scientists believe it was a small dinosaur that walked primarily on two legs and ate plants. The name “Yinlong” means …
Yuxisaurus
Yuxisaurus is a type of dinosaur that lived a long time ago during the Early Jurassic period, around 180 million years ago. Its name means “Yuxi lizard,” named after a place in China where its fossils were found. The officially recognized species is called Yuxisaurus kopchicki. Discovery and Naming Yuxisaurus was first mentioned in a …
Walkeria
Alwalkeria is a type of dinosaur that lived during the Late Triassic period, about 228 million years ago. It was discovered in the Lower Maleri Formation in India. Originally, it was called Walkeria maleriensis, named after the British paleontologist Alick Walker. But because another organism already had the name Walkeria, it was renamed Alwalkeria in …
Xenoposeidon
**Xenoposeidon: The Strange Dinosaur** Xenoposeidon is a unique kind of dinosaur that lived during the Early Cretaceous period, around 140 million years ago. This dinosaur was found in what is now England. Its name means “strange Poseidon,” referring to another dinosaur called Sauroposeidon. **What Do We Know About Xenoposeidon?** Xenoposeidon is known from a single …
Xunmenglong
Xunmenglong is a genus of dinosaur that lived during the Early Cretaceous period, about 130.7 million years ago. The name “Xunmenglong” means “swift fierce dragon” in Chinese, reflecting its speed and fearsome nature. It belongs to a group of dinosaurs called Compsognathidae. The only known species of Xunmenglong is called Xunmenglong yinliangis. Fossils of this …