| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Sulfuriferula multivorans T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuriferula | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricurvum kujiense T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricurvum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricella denitrificans T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricella | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricellaceae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricaulis limicola T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuricaulis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuracidifex tepidarius T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuracidifex metallicus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfuracidifex | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfophobococcus zilligii T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfophobococcus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfolobus yangmingensis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfolobus acidocaldarius T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfolobus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfodiicoccus acidiphilus T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfodiicoccus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus thermotolerans | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus thermosulfidooxidans T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus sibiricus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus benefaciens | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus acidophilus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfobacillus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfitobacter undariae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfitobacter salinus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfitobacter sabulilitoris | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfitobacter pseudonitzschiae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sulfitobacter profundi | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago |