Wudingloong

Wu-ding-long
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Tim Bollinger

Tim is the creator of Total Dino, an educational platform dedicated to making paleontology accessible, accurate, and engaging for a wide audience. With a lifelong fascination for dinosaurs and prehistoric life, Tim combines scientific research with clear, approachable writing to help readers understand the latest discoveries and the broader story of Earth’s history. In addition to writing about dinosaurs, Tim produces infographics, educational resources, and multimedia content that reach learners of all ages. His work emphasizes scientific accuracy while encouraging curiosity, creativity, and respect for the natural world. When not researching or writing, Tim enjoys creating paleoart, developing educational projects, and building a community of dinosaur enthusiasts through his online platforms.

Benjamin Gutierrez

Benjamin Gutierrez is a leading expert on dinosaurs, particularly the mighty theropods. His fieldwork in South America has uncovered new species and provided insights into dinosaur social structures.

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Name

Wudingloong (Wuding County dragon)

Phonetic

Wu-ding-long

Named By

Wang, 2025

Classification

Dinosauria, Saurischia, Sauropodomorpha, Massopoda

Diet

Herbivore

Species

W. wui

Size

Approximately 4 meters in length

Known locations

Yubacun Formation of China

Time Period

Hettangian–Sinemurian of the Early Jurassic

Fossil representation

A damaged skull and mandible, many vertebrae and ribs, and most of the right forelimb

Wudingloong is an early massopodan sauropodomorph dinosaur from the Lower Jurassic Yubacun Formation in Yunnan Province, China. It is represented by a partial skeleton including the skull, neck vertebrae, and forelimb. It is the oldest sauropodomorph known from East Asia and an important early member of Massopoda.

Description

Wudingloong was a lightly built, plant-eating dinosaur. Its forelimbs were long and capable, and its neck vertebrae show adaptations for a flexible neck. It likely used its hands to grasp plants while feeding.

Further Reading

A new Early Jurassic dinosaur represents the earliest-diverging and oldest sauropodomorph of East Asia – Scientific Reports. 15 26749. –  Wang, Y.-M.; Zhang, Q.-N.; Wang, Y.-C.; Xu, H.; Chen, J.; Feng, Z.; Xu, X.; Wang, T.; You, H.-L. (2025).

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