| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Bacillus simplex | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus silvestris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus shackletonii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus shacheensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus selenitireducens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus selenatarsenatis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus sediminis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus schlegelii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus salsus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus salis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus saliphilus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus salidurans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus salexigens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus salarius | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus saganii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus ruris | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus rigui | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus rigiliprofundi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus rhizoplanae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus reuszeri | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus qingshengii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus qingdaonensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus pycnus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus purgationiresistens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus purgationiresistans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus pulvifaciens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus psychrotolerans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus psychrosaccharolyticus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Bacillus psychrophilus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |