| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Musicola paradisiaca T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Musicola keenii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muriventricola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muriventricola aceti T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muriicola lacisalsi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricoprocola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricoprocola aceti T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricoccus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricoccus roseus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda spongiicola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda profundi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda lutea | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda chongwuensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda aurea | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda antarctica | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Muricauda abyssi | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucisphaera | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucisphaera calidilacus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter straminoryzae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter robiniae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter rivuli | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter pallidiroseus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter flavidus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter conchicola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter aurantiaciroseus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Mucilaginibacter achroorhodeus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| 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 |