Genus
Valid Extinct

Yuanmouraptor

Zou et al. 2025

Yuanmouraptor 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.

Temporal range
Triassic
Jurassic
Cretaceous
Paleogene
Neogene
252 201 145 66 0 Ma
PBDB occurrences
1
Group
Dinosaures
Carnivore Ground dwelling, solitary Terrestrial
Yuanmouraptor
click to enlarge
Cranium of Yuanmouraptor jinshajiangensis (LFGT-ZLJ0115). Cranium in (A) left lateral view with (B) labeled drawing and (C) right lateral view with (D) labeled drawing. Abbreviations: an, angular; ar, articular; bs, basisphenoid; d, dentary; f, frontal; j, jugal; l, lacrimal; lsp, laterosphenoid; m, maxilla; n, nasal; ot, otoccipital; prm, premaxilla; pa, parietal; pal, palatine; par, prearticular; po, postorbital; pop, paroccipital process; pr, prootic; prf, prefrontal; q, quadrate; qj, quadratojugal; sa, surangular; sp, splenial; so, supraoccipital; sq, squamosal. Striated area indicates damage and grey area indicates matrix. Scale bar represents 100 mm. Photos by Xiao-Chun Wu. © Y. Zou, L. Chen, T. Wang, G.-F. Wang, W.-G. Zhang, X.-Q. Zhang, Z.-J. Wang, X.-C. Wu, H.-L. You · CC BY 4.0 · Wikimedia
PBDB ↗ Wikipedia ↗
Classification
Dinosauria Unranked clade
›
Theropoda Unranked clade
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Neotheropoda Unranked clade
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Averostra Unranked clade
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Tetanurae Unranked clade
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Allosauroidea Superfamily
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Metriacanthosauridae Family
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Yuanmouraptor Genus
Fossil sites 1 geolocated sites
Distribution
Top countries
🇨🇳 China
1
Geological formations
Zhanghe
1
Temporal distribution
Aalenian (174.7–170.9 Ma)
1
Species (1)
Yuanmouraptor jinshajiangensis 175 Ma
Images 1
Bibliography
Original description
Y. Zou, L. Chen, and T. Wang, G. Wang, W. Zhang, X. Zhang, Z. Wang, X. Wu, H. You. 2025. A new metriacanthosaurid theropod dinosaur from the Middle Jurassic of Yunnan Province, China. PeerJ 13(4443):e19218 DOI ↗
Bibliography (1)
Y. Zou, L. Chen, and T. Wang, G. Wang, W. Zhang, X. Zhang, Z. Wang, X. Wu, H. You. 2025. A new metriacanthosaurid theropod dinosaur from the Middle Jurassic of Yunnan Province, China. PeerJ 13(4443):e19218 DOI ↗