| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Thalassobius maritimus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobius aquimarinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobius aquaeponti | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobius aestuarii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobius activus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobacter stenotrophicus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassobacter arenae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thalassiella azotovora | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrathiobacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrathiobacter mimigardefordensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrathiobacter kashmirensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrasphaera remsis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrasphaera elongata | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tetrasphaera duodecadis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tessaracoccus palaemonis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Terrisporobacter hibernicus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Terrihabitans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Terrihabitans soli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Teretinema | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Teretinema zuelzerae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenebrionicola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenebrionicola larvae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenebrionibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenebrionibacter intestinalis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenacibaculum pelagium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tenacibaculum aquimarinum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tectibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tectibacter vulgaris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Tatlockia | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |