| Calamospondylus Temporal range: Early Cretaceous,
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|---|---|
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| Replica of specimen NHMUK R.186, which may belong to C. oweni | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | Theropoda |
| Clade: | Pennaraptora |
| Clade: | †Oviraptorosauria |
| Genus: | †Calamospondylus Fox, 1866 |
| Species: | †C. oweni
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| Binomial name | |
| †Calamospondylus oweni Fox, 1866
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Calamospondylus (meaning "quill vertebrae") is a genus of theropod dinosaur. It lived during the Early Cretaceous and its fossils were found on the Isle of Wight in southern England. The type species is C. oweni.