Antrodemus
| Antrodemus Temporal range: Late Jurassic,
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|---|---|
| Holotype tail vertebra (above) compared to same of Allosaurus (below) | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Family: | †Allosauridae |
| Genus: | †Antrodemus Leidy, 1870 |
| Species: | †A. valens
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| Binomial name | |
| †Antrodemus valens (Leidy, 1870) Leidy, 1873
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| Synonyms | |
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Antrodemus ("chamber bodied") is a dubious genus of theropod dinosaur from the Upper Jurassic, probably the Morrison Formation, of Middle Park, Colorado. It contains one species, Antrodemus valens, first described and named as a species of Poekilopleuron by Joseph Leidy in 1870.