| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Moraxella urethralis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moraxella saccharolytica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moraxella phenylpyruvica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moraxella nasovis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moraxella anatipestifera | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moraxella anatipestifer | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moorella thermoautotrophica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mongoliitalea daihaiensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Monashia | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Monashia flava T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Moheibacter lacus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Modestobacter deserti | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mobiluncus curtisii subsp. holmesii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mobiluncus curtisii subsp. curtisii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mitsuokella multiacidus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mitsuokella dentalis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miniphocibacter | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miniphocibacter massiliensis T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miniphocaeibacter | ||||
| Miniphocaeibacter massiliensis T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miniphocaeibacter halophilus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miltoncostaea | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miltoncostaea oceani | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Miltoncostaea marina T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvirga roseola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvirga puerhi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvirga lenta | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvirga brassicacearum | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvenator | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Microvenator marinus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |