| Trichiurus(noun, animal, creature, geohistory, appearance) |
| Tridacninae(noun, animal, creature, geohistory, appearance) |
| Triturus(noun, animal, creature, geohistory, appearance) |
| Trochodendraceae(noun, animal, creature, geohistory, appearance) |
| Tropicbird(noun, animal, creature, geohistory, appearance) |
| Tylopoda(noun, animal, creature, geohistory, appearance) |
| Tyranni(noun, animal, creature, geohistory, appearance) |
| Valenciennellus(noun, animal, creature, geohistory, appearance) |
| Vanessa(noun, animal, creature, geohistory, appearance) |
| Vespinae(noun, animal, creature, geohistory, appearance) |
| Aegyptopithecus(noun, creature, geohistory, priabonian) |
| Anthropornis(noun, creature, geohistory, priabonian) |
| Apidium(noun, creature, geohistory, priabonian) |
| Arsinoitherium(noun, creature, geohistory, priabonian) |
| Bathygenys(noun, creature, geohistory, priabonian) |
| Carcharocles(noun, creature, geohistory, priabonian) |
| Colymboides(noun, creature, geohistory, priabonian) |
| Phiomia(noun, creature, geohistory, priabonian) |
| Yantaromyrmex(noun, creature, geohistory, priabonian) |
| bartonian first appearance(noun, creature, geohistory, eocene, priabonian) |