| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Microbacterium pumilum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium pseudoresistens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium proteolyticum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium protaetiae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium profundi | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium populi | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium phyllosphaerae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium petrolearium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium paraoxydans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium panaciterrae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium paludicola | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium oxydans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium oryzae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium oleivorans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium neimengense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium natoriense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium nanhaiense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium murale | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium mitrae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium maritypicum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium marinum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium marinilacus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium mangrovi | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium luticocti | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium luteolum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium lushaniae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium liquefaciens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium lindanitolerans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium lemovicicum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Microbacterium laevaniformans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |