| Genus | Species | Strains |
|---|---|---|
| Tanticharoenia | sakaeratensis | 103193T 103194 103195 |
| Tenacibaculum | amylolyticum | 16310T |
| maritimum | 15946T 15991 16015 | |
| mesophilum | 16307T 16308 16309 | |
| ovolyticum | 15947T 15992 15993 | |
| Tenuibacillus | multivorans | 100370T |
| Tepidanaerobacter | syntrophicus | 100060T 100061 100062 |
| Tepidimonas | taiwanensis | 104868 |
| Terasakiella | pusilla | 13613T |
| Terrabacter | aerolatus | 106305T |
| tumescens | 12960T | |
| sp. | 109043 | |
| Terracoccus | luteus | 16165T |
| Terribacillus | aidingensis | 105790T |
| saccharophilus | 104472 | |
| Terrimonas | ferruginea | 14992T |
| Tetragenococcus | halophilus | 100498T 12172 |
| koreensis | 106072T | |
| muriaticus | 100499T | |
| solitarius | 100494T | |
| sp. | 105210 108348 108368 108387 108476 | |
| Tetrasphaera | australiensis | 103087T |
| duodecadis | 12959T | |
| elongata | 103079T | |
| japonica | 103088T | |
| Thalassobacter | arenae | 106423T |
| stenotrophicus | 100362T 100363 | |
| Thalassobius | gelatinovorus | 15761T |
| Thalassocella | subtropicalis | 102017 |
| Thalassomonas | actiniarum | 104231T |
| haliotis | 104232T | |
| Thalassospira | permensis | 106175T |
| Thauera | butanivorans | 103042T |
| linaloolentis | 102519T | |
| Thermanaeromonas | toyohensis | 101528T |
| Thermoactinomyces | intermedius | 14230T |
| vulgaris | 13606T 12516 13605 14051 15851 | |
| Thermoanaerobacter | cellulolyticus | 14436 |
| Thermobifida | alba | 16095T 16097 |
| fusca | 14071T | |
| Thermobispora | bispora | 14880T |
| Thermocrispum | agreste | 15805T |
| municipale | 15806T | |
| Thermodesulfobium | narugense | 100082T |
| sp. | 100903 | |
| Thermoflavimicrobium | dichotomicum | 12466 |
| Thermomonas | koreensis | 101155T |
| Thermomonospora | chromogena | 16096T |
| curvata | 15933T | |
| Thermopolyspora | flexuosa | 14349T |
| Thermosporothrix | hazakensis | 105916T |
| Thermosulfidibacter | takaii | 103674T |
| Thermotoga | elfii | 107921T |
| hypogea | 106472T | |
| lettingae | 107922T | |
| maritima | 100826T | |
| naphthophila | 104846T 104848 104849 104850 104856 104857 104859 104860 | |
| neapolitana | 107923T 104861 104862 104864 104865 | |
| petrophila | 104847T 104851 104854 104858 104863 | |
| subterranea | 107924T | |
| thermarum | 107925T | |
| Thermotomaculum | hydrothermale | 107904T |
| Thermus | antranikianii | 106113 |
| aquaticus | 103206T | |
| brockianus | 106112 | |
| kawarayensis | 106110 106111 | |
| thermophilus | 101084T 101085 | |
| Thiobacillus | plumbophilus | 107929T |
| thioparus | 103402T | |
| Thiofaba | tepidiphila | 103218T |
| Thiomonas | cuprina | 102094T 102145T |
| delicata | 14566T | |
| intermedia | 14564T | |
| perometabolis | 14565T | |
| Thioprofundum | hispidum | 101261 |
| Tindallia | sp. | 105810 |
| Tistrella | mobilis | 102134T |
| Tomitella | biformata | 106253T 106252 |
| Trabulsiella | guamensis | 103172T |
| Trichotomospora | caesia | 14562T |
| Tsukamurella | paurometabola | 16120T |
| Tunicatimonas | pelagia | 107804T |
| Turicella | otitidis | 106139T |