Pristinailurus
| Pristinailurus Temporal range:  | |
|---|---|
| Skull of P. bristoli | |
| Head of P. bristoli | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Mammalia | 
| Order: | Carnivora | 
| Family: | Ailuridae | 
| Genus: | †Pristinailurus Wallace & Wang, 2004 | 
| Species: | †P. bristoli | 
| Binomial name | |
| †Pristinailurus bristoli Wallace & Wang, 2004 | |
Pristinailurus bristoli is a fossil species in the carnivoran family Ailuridae, well-represented in the Hemphillian deposits at the Gray Fossil Site in Gray, Tennessee. It was significantly larger than the living Ailurus but probably possessed a weaker bite. Males appear to have been as much as twice the size of females.