| Edmontonia Temporal range: Late Cretaceous,
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| Mounted skeleton of E. rugosidens, specimen AMNH 5665 | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | †Ornithischia |
| Clade: | †Thyreophora |
| Clade: | †Ankylosauria |
| Family: | †Nodosauridae |
| Subfamily: | †Nodosaurinae |
| Clade: | †Panoplosaurini |
| Genus: | †Edmontonia Sternberg, 1928 |
| Type species | |
| †Edmontonia longiceps Sternberg, 1928
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| Species | |
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| Synonyms | |
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Edmontonia is a genus of panoplosaurin nodosaurid dinosaur from the Late Cretaceous Period. It is part of the Nodosauridae, a family within Ankylosauria. It is named after the Edmonton Formation (now the Horseshoe Canyon Formation in Canada), the unit of rock where it was found.