| Alligatorinae(noun, creature, geohistory, paleocene, selandian) |
| Anguillidae(noun, creature, geohistory, paleocene, danian) |
| Bonefishes(noun, creature, geohistory, paleocene, danian) |
| Caiman(noun, creature, geohistory, paleocene, selandian) |
| Gnathophis(noun, creature, geohistory, paleocene, danian) |
| Iridaceae(noun, creature, geohistory, paleocene, selandian) |
| Lacertoidea(noun, creature, geohistory, paleocene, selandian) |
| Lamna(noun, creature, geohistory, paleocene, danian) |
| Nebrius(noun, creature, geohistory, paleocene, danian) |
| Penguin(noun, creature, geohistory, paleocene, danian) |
| Pinnotheridae(noun, creature, geohistory, paleocene, danian) |
| Podocnemididae(noun, creature, geohistory, paleocene, danian) |
| Proboscidea(noun, creature, geohistory, paleocene, selandian) |
| Strisores(noun, creature, geohistory, paleocene, selandian) |
| Extant Eocene first appearance(expression, geohistory, eocene, period) |
| Extant Oligocene first appearance(expression, geohistory, period, oligocene) |
| Aequornithes(noun, creature, geohistory, paleocene) |
| Afroaves(noun, creature, geohistory, paleocene) |
| Afrotheria(noun, creature, geohistory, paleocene) |
| Aldrovanda(noun, creature, geohistory, paleocene) |