| Ecphora(noun, animal, geohistory, appearance) |
| Palaeocarpilius(noun, animal, geohistory, appearance) |
| Acer dettermani(expression, animal, geohistory, appearance) |
| Acer ivanofense(expression, animal, geohistory, appearance) |
| Adapidae(noun, animal, geohistory, appearance) |
| Adapiformes(noun, animal, geohistory, appearance) |
| Adapinae(noun, animal, geohistory, appearance) |
| Afrotarsius(noun, animal, geohistory, appearance) |
| Ambulocetidae(noun, animal, geohistory, appearance) |
| Amynodontidae(noun, animal, geohistory, appearance) |
| Anchitheriinae(noun, animal, geohistory, appearance) |
| Ancylopoda(noun, animal, geohistory, appearance) |
| Anoplotheriidae(noun, animal, geohistory, appearance) |
| Anthracotheriidae(noun, animal, geohistory, appearance) |
| Anthracotherium(noun, animal, geohistory, appearance) |
| Archaeohyrax(noun, animal, geohistory, appearance) |
| Archaeopithecidae(noun, animal, geohistory, appearance) |
| Archaeotherium(noun, animal, geohistory, appearance) |
| Arsinoitheriidae(noun, animal, geohistory, appearance) |
| Asiadapinae(noun, animal, geohistory, appearance) |