Antarctanax
| Antarctanax Temporal range: Early Triassic ~ | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Clade: | Archosauromorpha | 
| Clade: | Archosauriformes | 
| Genus: | †Antarctanax Peecook et al. 2019 | 
| Type species | |
| †Antarctanax shackletoni Peecook et al. 2019 | |
Antarctanax is a genus of basal archosauriform that during the Triassic lived in Antarctica. The type species is Antarctanax shackletoni. It was a reptile around the size of an iguana.