| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Streptacidiphilus hamsterleyensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus griseoplanus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus durhamensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus carbonis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus bronchialis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus anmyonensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus albus T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Streptacidiphilus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stomatobaculum longum T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stomatobaculum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stigmatella hybrida | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stigmatella erecta | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stigmatella aurantiaca T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stigmatella | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stieleria varia | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stieleria neptunia | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stieleria maiorica T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stieleria | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stetteria hydrogenophila T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stetteria | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Sterolibacterium denitrificans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Sterolibacterium | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Steroidobacter soli | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Steroidobacter denitrificans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Steroidobacter agariperforans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Steroidobacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stenoxybacter acetivorans T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stenoxybacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stenotrophomonas tumulicola | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Stenotrophomonas terrae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |