| Certhioidea(noun, creature, geogistory, oligocene) |
| Cetotheriidae(noun, creature, geohistory, chattian) |
| Chaetodon(noun, creature, geohistory, chattian) |
| Chaetopleura(noun, creature, geogistory, oligocene) |
| Chamaesipho(noun, creature, geogistory, oligocene) |
| Chinchillidae(noun, creature, geohistory, chattian) |
| Ciliopagurus(noun, creature, geohistory, rupelian) |
| Climbing gourami(expression, creature, geohistory, chattian) |
| Colpophyllia(noun, creature, geogistory, oligocene) |
| Colubridae(noun, creature, geogistory, oligocene) |
| Coryphaenoides(noun, creature, geohistory, chattian) |
| Cottidae(noun, creature, geogistory, oligocene) |
| Curassow(noun, creature, geogistory, oligocene) |
| Cynarctoides roii(expression, creature, geohistory, rupelian) |
| Cyprinodontiformes(noun, creature, geogistory, oligocene) |
| Daphoeninae(noun, creature, geohistory, rupelian) |
| Dasyproctidae(noun, creature, geohistory, chattian) |
| Dasyuromorphia(noun, creature, geohistory, chattian) |
| Delphinoidea(noun, creature, geogistory, oligocene) |
| Desmostylia(noun, creature, geohistory, rupelian) |