fossiles
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Trematolestes | Taxon | 6 | 0.0 |
| Traversodontidae | Taxon | 13 | 0.0 |
| Trachymetopon | Taxon | 7 | 0.1 |
| Titanosuchus | Taxon | 17 | 0.8 |
| Titanophoneus | Taxon | 21 | 0.8 |
| Titanichthys | Taxon | 12 | 1.7 |
| Tinirau | Taxon | 8 | 0.1 |
| Tiktaalik Roseae | Taxon | 9 | 5.9 |
| Tiktaalik | Taxon | 38 | 10.3 |
| Tiarajudens | Taxon | 10 | 0.4 |
| Thrinaxodontidae | Taxon | 6 | 0.1 |
| Thrinaxodon | Taxon | 34 | 3.7 |
| Thoosuchus | Taxon | 5 | 0.2 |
| Thetys Vagina | Taxon | 8 | 0.5 |
| Therochelonia | Taxon | 4 | 0.0 |
| Therocephalia | Taxon | 22 | 3.4 |
| Theriognathus | Taxon | 9 | 0.0 |
| Theriodontia | Taxon | 28 | 2.8 |
| Therapsida | Taxon | 48 | 29.2 |
| Thelodus Visvaldi | Taxon | 2 | 0.0 |
| Thelodus Matukhini | Taxon | 2 | 0.0 |
| Thelodus | Taxon | 11 | 0.1 |
| Thelodontiformes | Taxon | 6 | 0.0 |
| Thelodonti | Taxon | 23 | 0.2 |
| Thaliacea | Taxon | 37 | 2.8 |
| Thalia | Taxon | 7 | 0.0 |
| Tetrapodomorpha | Taxon | 30 | 11.4 |
| Tetrapoda | Taxon | 92 | 96.4 |
| Tetragonias Njalilus | Taxon | 4 | 0.0 |
| Tetragonias | Taxon | 7 | 0.0 |
| Tetraceratops | Taxon | 17 | 0.6 |
| Tetanopsyrus | Taxon | 4 | 0.1 |
| Tessellatia | Taxon | 5 | 0.0 |
| Terropterus | Taxon | 5 | 0.4 |
| Temnospondyli | Taxon | 32 | 9.7 |
| Teleostomi | Taxon | 29 | 1.7 |
| Teilhardina | Taxon | 15 | 1.8 |
| Tapinocephalus | Taxon | 16 | 0.6 |
| Tapinocephalidae | Taxon | 14 | 0.1 |
| Tapinocephalia | Taxon | 11 | 0.1 |
| Tapinocaninus | Taxon | 7 | 0.2 |
| Syodontinae | Taxon | 5 | 0.1 |
| Syodon | Taxon | 12 | 0.0 |
| Synaptotylus Newelli | Taxon | 2 | 0.0 |
| Synaptotylus | Taxon | 2 | 0.0 |
| Synapsida | Taxon | 62 | 26.1 |
| Sycosaurus | Taxon | 10 | 0.0 |
| Swenzia | Taxon | 5 | 0.0 |
| Sweetognathus | Taxon | 3 | 0.0 |
| Sweetognathidae | Taxon | 2 | 0.0 |