| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Thiolamprovum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalospira halophila T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalospira alkaliphila | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalospira | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalorhabdus denitrificans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalorhabdus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalophilus thiocyanatoxydans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalophilus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalomonas nitratireducens | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalomonas denitrificans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalomonas | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalocapsa marina | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalocapsa halophila T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalocapsa | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalobacter thiocyanaticus T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiohalobacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiogranum longum T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiogranum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thioflexithrix psekupsensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thioflexithrix | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thioflavicoccus mobilis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thioflavicoccus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiofilum flexile T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiofilum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiofilaceae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiofaba tepidiphila T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiofaba | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiodictyon elegans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiodictyon bacillosum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Thiodictyon | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |