| Xenarthra(noun, creature, geohistory, paleocene) |
| Zonaria(noun, creature, geohistory, paleocene) |
| Zonitidae(noun, creature, geohistory, paleocene) |
| Bartonian first appearance(expression, geohistory, eocene, period) |
| Chattian first appearance(expression, geohistory, period, oligocene) |
| Extant Thanetian first appearance(expression, geohistory, appearance, period, paleocene) |
| Lutetian first appearance(expression, geohistory, eocene, period) |
| Pelecaniformes(noun, creature, geohistory, paleogene) |
| Priabonian first appearance(expression, geohistory, eocene, period) |
| Rupelian first appearance(expression, geohistory, period, oligocene) |
| Sailfish(noun, creature, geohistory, paleogene) |
| Tyrannides(noun, creature, geohistory, paleogene) |
| Ypresian first appearance(expression, geohistory, eocene, period) |
| Nebrius ferrugineus(expression, creature, geohistory, paleocene, danian) |
| Tawny nurse shark(expression, creature, geohistory, paleocene, danian) |
| Whale shark(expression, creature, geohistory, paleocene, selandian) |
| Acer dettermani(expression, creature, geohistory, eocene) |
| Acer ivanofense(expression, creature, geohistory, eocene) |
| Aceratheriinae(noun, creature, geohistory, oligocene) |
| Adapidae(noun, creature, geohistory, eocene) |