| Oxyaena(noun, creature, geohistory, paleocene) |
| Palaeonictis(noun, creature, geohistory, paleocene) |
| Pantodonta(noun, creature, geohistory, paleocene) |
| Periptychidae(noun, creature, geohistory, paleocene) |
| Phenacodontidae(noun, creature, geohistory, paleocene) |
| Plesiadapidae(noun, creature, geohistory, paleocene) |
| Plesiadapiformes(noun, creature, geohistory, paleocene) |
| Plesiadapoidea(noun, creature, geohistory, paleocene) |
| Pristichampsidae(noun, creature, geohistory, paleocene) |
| Prolimnocyon(noun, creature, geohistory, paleocene) |
| Pyrotheria(noun, creature, geohistory, paleocene) |
| Sebecidae(noun, creature, geohistory, paleocene) |
| Sophiornithidae(noun, creature, geohistory, paleocene) |
| Sparassodonta(noun, creature, geohistory, paleocene) |
| Sveltia(noun, creature, geohistory, paleocene) |
| Tillodontia(noun, creature, geohistory, paleocene) |
| Toxodonta(noun, creature, geohistory, paleocene) |
| Triisodontidae(noun, creature, geohistory, paleocene) |
| Tytthaena(noun, creature, geohistory, paleocene) |
| Uintatheriidae(noun, creature, geohistory, paleocene) |