Polistodon
| Polistodon | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Synapsida |
| Clade: | Therapsida |
| Clade: | Cynodontia |
| Family: | †Tritylodontidae |
| Genus: | †Polistodon He & Cai, 1984 |
| Species: | †P. chuannanensis |
| Binomial name | |
| †Polistodon chuannanensis He & Cai, 1984 | |
Polistodon is an extinct genus of tritylodonts from the Bajocian or Callovian (Middle Jurassic) of China. It contains one species, P. chuannanensis, which is known from a single skull from the Xiashaximiao Formation. According to one study, it may be a species of the genus Stereognathus.