| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Sutcliffiella catenulata | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sutcliffiella | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sunxiuqinia rutila | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sunxiuqinia indica | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sunxiuqinia faeciviva | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sunxiuqinia elliptica T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sunxiuqinia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sungkyunkwania multivorans T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sungkyunkwania | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum riftiae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum lithotrophicum T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum indicum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum denitrificans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum aggregans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurovum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum multivorans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum halorespirans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum deleyianum T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum cavolei | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum barnesii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum arsenophilum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum arcachonense | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum alkalitolerans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurospirillum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurivirga caldicuralii T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurivirga | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurivermis fontis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfurivermis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Thioprofundaceae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Sulfuritortus calidifontis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |