| Osbornodon iamonensis(expression, geohistory, oligocene, carnivoran) |
| Otarocyon(noun, geohistory, oligocene, carnivoran) |
| Oxetocyon(noun, geohistory, oligocene, carnivoran) |
| Palaeogale(noun, geohistory, oligocene, carnivoran) |
| Paraenhydrocyon(noun, geohistory, oligocene, carnivoran) |
| Paraenhydrocyon josephi(expression, geohistory, oligocene, carnivoran) |
| Philotrox(noun, geohistory, oligocene, carnivoran) |
| Phoberogale(noun, geohistory, oligocene, carnivoran) |
| Plesictis(noun, geohistory, oligocene, carnivoran) |
| Pogonodon(noun, geohistory, oligocene, carnivoran) |
| Proailurus(noun, geohistory, oligocene, carnivoran) |
| Stenoplesictidae(noun, geohistory, oligocene, carnivoran) |
| Stenoplesictis(noun, geohistory, oligocene, carnivoran) |
| Sunkahetanka(noun, geohistory, oligocene, carnivoran) |
| Temnocyon(noun, geohistory, oligocene, carnivoran) |
| Temnocyoninae(noun, geohistory, oligocene, carnivoran) |
| Ysengrinia(noun, geohistory, oligocene, carnivoran) |