| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Sphaerotilus natans subsp. sulfidivorans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerotilus natans T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerotilus natans subsp. natans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerotilus montanus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerotilus hippei | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerotilus | ||||
| Sphaerochaeta pleomorpha | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerochaeta halotolerans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerochaeta globosa T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerochaeta coccoides | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerochaeta associata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerochaeta | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerobacter thermophilus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerobacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium viridialbum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium siamense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium rufum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium rubeum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium melleum T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium krabiense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium flaviroseum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium dianthi | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium cinnabarinum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium aureirubrum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium album | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerisporangium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerimonospora thailandensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerimonospora mesophila | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Sphaerimonospora cavernae T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |