Monolophosaurus Temporal range: Middle Jurassic,
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Mounted skeleton in Japan | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Dinosauria |
Clade: | Saurischia |
Clade: | Theropoda |
Clade: | Tetanurae |
Genus: | †Monolophosaurus Zhao & Currie 1993 |
Species: | †M. jiangi
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Binomial name | |
†Monolophosaurus jiangi Zhao & Currie 1993
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Monolophosaurus (/ˌmɒnoʊˌlɒfoʊˈsɔːrəs/ MON-oh-LOF-oh-SOR-əs;[1] meaning "single-crested lizard") is an extinct genus of tetanuran theropod dinosaur from the Middle Jurassic Shishugou Formation in what is now Xinjiang, China.[2][3] It was named for the single crest on top of its skull. Monolophosaurus was a mid-sized theropod at about 5–5.5 metres (16–18 ft) long and weighed 475 kilograms (1,047 lb).