Callovosaurus
| Callovosaurus Temporal range: Callovian ~ | |
|---|---|
 | |
| Illustration of the holotype femur | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Clade: | Dinosauria |
| Clade: | †Ornithischia |
| Clade: | †Ornithopoda |
| Family: | †Dryosauridae |
| Genus: | †Callovosaurus Galton, 1980 |
| Species: | †C. leedsi |
| Binomial name | |
| †Callovosaurus leedsi Galton, 1980 (Lydekker, 1889) | |
| Synonyms | |
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Callovosaurus (meaning "Callovian lizard") is a genus of iguanodontian dinosaur known from most of a left thigh bone discovered in Middle Jurassic-age rocks of England. At times, it has been considered dubious or a valid genus of basal iguanodontian, perhaps a dryosaurid.