Dinosauria › Reptilia › Theropoda › Metriacanthosauridae
Yangchuanosaurus
Yangchuanosaurus zigongensis (Gao 1993)
Middle Jurassic (Oxfordian) · 170.9–154.8 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Overview
Yangchuanosaurus zigongensis is a theropod dinosaur known from the Middle Jurassic, roughly 170.9–154.8 million years ago. It was a carnivore. It was named by (Gao 1993). The species is represented by 1 recorded occurrence in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~5%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Yangchuanosaurus sits in deep time
Yangchuanosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Yangchuanosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.