| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Mycobacterium wendilense | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Mycobacterium servetii | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Mycobacterium kokjensenii | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Mycobacterium holstebronense | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Mycobacterium burgundiense | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus vinaceus | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus radiodurans | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus pecuniae | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus nepalensis | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus harenae | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus aerilatus | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Muricoccus aeriglobus | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Mumia qirimensis | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Micropruina sonneratiae | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Micromonospora sicca | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Micromonospora palythoicola | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbispora bryophytorum subsp. camponoti | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbispora bryophytorum subsp. bryophytorum | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbacterium capsulatum | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbacterium candidum | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbacterium betulae | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbacterium albopurpureum | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Microbacterium albipurpureum | ||||
| Methylorubrum subtropicum | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Methyloraptor | ||||
| Methyloraptor flagellatus T | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Methylobacterium litchii | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Methylobacterium guangdongense | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Methanospirillum purgamenti | Unknown | Valid (ICNP) | Excubia bot about 1 year ago | |
| Methanoeremita |