| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Vagococcus luciliae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tsuneonella litorea | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Trujillonella | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Trujillonella endophytica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tomitella cavernae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thiothrix winogradskyi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thiothrix subterranea | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thiomicrorhabdus immobilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermomonas mangrovi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermococcus argininiproducens | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermocaproicibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermocaproicibacter melissae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermalbibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thermalbibacter longus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassolituus pacificus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassolituus maritimus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassolituus hydrocarbonoclasticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassolituus hydrocarboniclasticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Terrimonas ginsenosidimutans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tepidimonas alkaliphila | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tamlana sargassicola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tamlana laminarinivorans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tahibacter soli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tahibacter harae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tahibacter amnicola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tabrizicola flagellata | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Sulfurimonas aquatica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Sulfoacidibacillus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Sulfoacidibacillus ferrooxidans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Sulfidibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |