| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Thioclava electrotropha | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Thioclava indica | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava kandeliae | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Thioclava litoralis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Thioclava marina | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava marinus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Thioclava nitratireducens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava pacifica T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioclava sediminum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiococcus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiococcus pfennigii T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis cadagnonensis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis chemoclinalis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis gelatinosa | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis minor | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis violacea T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiocystis violascens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiodictyon | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiodictyon bacillosum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiodictyon elegans T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiofaba | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiofaba tepidiphila T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiofilaceae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiofilum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thiofilum flexile T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioflavicoccus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioflavicoccus mobilis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioflexithrix | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Thioflexithrix psekupsensis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |