| Lithornithidae(noun, fauna, extinction, bartonian) |
| Luvaris necopinatus(expression, fauna, extinction, ypresian) |
| Mammalodontidae(noun, fauna, extinction, chattian) |
| Mene oblonga(fauna, extinction, rupelian) |
| Merycoides(noun, fauna, extinction, chattian) |
| Merycoidodon(noun, fauna, extinction, chattian) |
| Mesohippus(noun, fauna, extinction, rupelian) |
| Mesonychid(noun, fauna, extinction, rupelian) |
| Mesonychidae(noun, fauna, extinction, rupelian) |
| Mongolestes(noun, fauna, extinction, rupelian) |
| Neoplagiaulacidae(noun, fauna, extinction, rupelian) |
| Nimravus(noun, fauna, extinction, chattian) |
| Notohippidae(noun, fauna, extinction, chattian) |
| Notostylopidae(noun, fauna, extinction, rupelian) |
| Oligopithecidae(noun, fauna, extinction, rupelian) |
| Otarocyon(noun, fauna, extinction, chattian) |
| Palaeobalistum(noun, fauna, extinction, ypresian) |
| Palaeocarpilius(noun, fauna, extinction, rupelian) |
| Paraenhydrocyon josephi(expression, fauna, extinction, chattian) |
| Paratylopus(noun, fauna, extinction, rupelian) |