| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Thiobacillus perometabolis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus rapidicrescens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus tepidarius | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus thermosulfatus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus thiooxidans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus thioparus T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiobacillus thiophilus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiobacillus thyasiris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacillus versutus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacimonas | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacimonas profunda T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacter | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiobacter subterraneus T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiobacterium | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacterium bovista | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiobacterium bovistum T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiocapsa | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocapsa halophila | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiocapsa imhoffii | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Thiocapsa litoralis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocapsa marina | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocapsa pendens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocapsa pfennigii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thiocapsa rosea | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocapsa roseopersicina T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava arctica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Thioclava arenosa | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Thioclava atlantica | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava dalianensis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |