Acrotholus
| Acrotholus Temporal range: Late Cretaceous, 84–83.5Ma | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Order: | †Ornithischia |
| Family: | †Pachycephalosauridae |
| Genus: | †Acrotholus Evans et al., 2013 |
| Type species | |
| †Acrotholus audeti Evans et al., 2013 | |
Acrotholus is an extinct genus of fully domed pachycephalosaurid dinosaur known from the Late Cretaceous Deadhorse Coulee Member of the Milk River Formation (latest Santonian stage) of southern Alberta, Canada. It contains a single species, Acrotholus audeti.[1]
Phylogeny
Below is a cladogram modified from Evans et al., 2013.[1]
| Pachycephalosauria |
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References
- ↑ 1.0 1.1 Evans, D. C.; Schott, R. K.; Larson, D. W.; Brown, C. M.; Ryan, M. J. (2013). "The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs". Nature Communications 4: 1828. Bibcode:2013NatCo...4E1828E. doi:10.1038/ncomms2749. PMID 23652016.