| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Thalassobacter stenotrophicus T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Thalassobacter arenae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Thalassiella azotovora | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrathiobacter | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrathiobacter mimigardefordensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrathiobacter kashmirensis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrasphaera remsis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrasphaera elongata | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tetrasphaera duodecadis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tessaracoccus palaemonis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Terrisporobacter hibernicus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Terrihabitans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Terrihabitans soli T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Teretinema | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Teretinema zuelzerae T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenebrionicola | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenebrionicola larvae T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenebrionibacter | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenebrionibacter intestinalis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenacibaculum pelagium | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tenacibaculum aquimarinum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tectibacter | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tectibacter vulgaris T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tatlockia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tatlockia micdadei T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tatlockia maceachernii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tannockella | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tannockella kyphosi T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tannerella forsythensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Tamlicoccus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |