| Acer dettermani(fauna, extinction, rupelian) |
| Acer ivanofense(fauna, extinction, rupelian) |
| Adocus(noun, fauna, extinction, rupelian) |
| Aegyptopithecus(noun, fauna, extinction, rupelian) |
| Anoplotheriidae(noun, fauna, extinction, rupelian) |
| Anthidium exhumatum(fauna, extinction, rupelian) |
| Anthidium scudderi(fauna, extinction, rupelian) |
| Anthracotherium(noun, fauna, extinction, chattian) |
| Anthropornis(noun, fauna, extinction, rupelian) |
| Apidium(noun, fauna, extinction, rupelian) |
| Archaeohyracidae(noun, fauna, extinction, chattian) |
| Archaeotherium(noun, fauna, extinction, rupelian) |
| Archaeus(noun, fauna, extinction, rupelian) |
| Arsinoitheriidae(noun, fauna, extinction, rupelian) |
| Arsinoitherium(noun, fauna, extinction, rupelian) |
| Bakevelliidae(noun, fauna, extinction, bartonian) |
| Bartonian extinction(expression, extinction, period, geochronology) |
| Barytherium(noun, fauna, extinction, rupelian) |
| Bathygenys(noun, fauna, extinction, rupelian) |
| Behemotops(noun, fauna, extinction, chattian) |