Dinosaurs A to Z
Metriacanthosauridae

Yuanmouraptor jinshajiangensis

"Yuanmou County robber"

Generic theropod body-plan outline
You 1.8 m (5.9 ft) tall
Yuanmouraptor 8 m (26.2 ft) long
as long as 5 people standing fingertip to fingertip
generic theropod body plan, scaled to length — not a silhouette of Yuanmouraptor
Length
8 m (26.2 ft)
Period
Middle Jurassic (174–163 Mya)
Place
China
Food
Carnivore
Clade
Metriacanthosauridae
Yuanmouraptor reconstruction by Connor Ashbridge
Reconstruction · Connor Ashbridge (CC-BY)

Yuanmouraptor (meaning “Yuanmou County robber”) is an extinct genus of metriacanthosaurid theropod dinosaurs from the Middle Jurassic Zhanghe Formation of China. The genus contains a single species, Yuanmouraptor jinshajiangensis, known from a partial skull and several consecutive vertebrae.

What we know

  • Named by Zou et al., 2025.
  • Body length estimated at about 8 m.
  • Fossils found in China.

What we guess

The reconstruction notes for Yuanmouraptor — soft tissue, color, behavior — haven't been written up yet. Only the recorded basics above are filled in so far.