| Pilgrimella(noun, fauna, eocene, extinction) |
| Pliolophus(noun, fauna, eocene, extinction) |
| Poebrotherium(noun, fauna, extinction, rupelian) |
| Presbyornithidae(noun, fauna, extinction, rupelian) |
| Priscocamelus(noun, fauna, extinction, chattian) |
| Proaracana(noun, fauna, eocene, extinction) |
| Proborhyaenida(noun, fauna, extinction, chattian) |
| Prochetodon(noun, fauna, eocene, extinction) |
| Propalaeotherium(noun, fauna, eocene, extinction) |
| Proplatyarthrus(noun, fauna, extinction, oligocene) |
| Pseudocrypturus(noun, fauna, eocene, extinction) |
| Ptilodontidae(noun, fauna, extinction, paleocene) |
| Rhynchonella(noun, fauna, eocene, extinction) |
| Rotularia(noun, fauna, eocene, extinction) |
| Santa Lucia Formation(expression, geohistory, formation, paleogene) |
| Sarkastodon(noun, fauna, eocene, extinction) |
| Selandian extinction(expression, extinction, period, geochronology) |
| Shiva crater(expression, geology, crater, paleogene) |
| Silverpit crater(expression, geology, crater, paleogene) |
| Sinopa(noun, fauna, extinction, rupelian) |