| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Microbacterium suaedae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium sorbitolivorans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium soli | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium shaanxiense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium sediminis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium sediminicola | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium schleiferi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium saperdae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium saccharophilum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium rhizomatis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium resistens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium radiodurans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium pygmaeum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium pumilum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium pseudoresistens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium proteolyticum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium protaetiae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium profundi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium populi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium phyllosphaerae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium petrolearium | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium paraoxydans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium panaciterrae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium paludicola | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium oxydans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium oryzae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium oleivorans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium neimengense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Microbacterium natoriense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |