| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Methylobacterium planium | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methylobacterium planeticum | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methylacidiphilum | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methylacidiphilum kamchatkense | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methylacidiphilum caldifontis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methanovulcanius | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methanovulcanius yangii | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methanolobus sediminis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Methanolobus mangrovi | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesoterricola | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesoterricola silvestris | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesoterricola sediminis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesorhizobium liriopis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesopusillimonas | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mesopusillimonas faecipullorum | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mediterraneibacter gnavus | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marnyiella | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marnyiella aurantia | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marixanthotalea | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marixanthotalea marina | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marivirga aurantiaca | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Maritimibacter fusiformis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinomonas transparens | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinomonas sargassi | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinomonas maritima | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinobacter iranensis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinitoga aeolica | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Mariniradius sediminis | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinihelvus | Unknown | Valid (ICNP) | Excubia bot 9 months ago | |
| Marinihelvus fidelis | Unknown | Valid (ICNP) | Excubia bot 9 months ago |