| Metriacanthosaurus | |
|---|---|
| |
| Part of the holotype of Metriacanthosaurus parkeri (individual fossils not to scale) | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Family: | †Metriacanthosauridae |
| Subfamily: | †Metriacanthosaurinae |
| Genus: | †Metriacanthosaurus Walker, 1964 |
| Type species | |
| †Megalosaurus parkeri von Huene, 1923
| |
| Synonyms | |
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Metriacanthosaurus (meaning "moderately-spined lizard") is a genus of metriacanthosaurid dinosaur from the Kimmeridge Clay Formation and Oxford Clay Formation of England, dating to the Late Jurassic period, about 160 million years ago (lower Oxfordian).