Atacamatitan
| Atacamatitan Temporal range: Late Cretaceous, | |
|---|---|
| Holotype SGO-PV-961 | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | †Sauropodomorpha |
| Clade: | †Sauropoda |
| Clade: | †Macronaria |
| Clade: | †Titanosauria |
| Clade: | †Lithostrotia |
| Genus: | †Atacamatitan Kellner et al., 2011 |
| Type species | |
| †Atacamatitan chilensis Kellner et al., 2011 | |
Atacamatitan (meaning "Atacama Desert titan") is a genus of titanosaurian sauropod dinosaurs from the Late Cretaceous Tolar Formation of Chile.