Hadrosaurus
genus of hadrosaurid dinosaur (fossil)
Hadrosaurus was a genus of hadrosaurid dinosaur from the Upper Cretaceous period. Is the only species in its genus and is the official state dinosaur of New Jersey. The name is dubious because no skull has been found to distinguish it from near relatives.
| Hadrosaurus Temporal range: Late Cretaceous,
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| Reconstructed skeleton, Academy of Natural Sciences | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Order: | †Ornithischia |
| Suborder: | †Ornithopoda |
| Family: | †Hadrosauridae |
| Subfamily: | †Hadrosaurinae |
| Genus: | †Hadrosaurus Leidy, 1858 |
| Type species | |
| †Hadrosaurus foulkii Leidy, 1858
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| Synonyms | |
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The Hadrosaurus pictured here was a land dwelling animal, who's body was washed out to sea after its death, where it fossilized on the seafloor.