| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Micromonospora cathayae | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbulbifer magnicolonia | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbulbifer bruguierae | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbaculum marinisediminis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbacterium salsuginis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbacterium limosum | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Microbacterium abyssi | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Methylomonas defluvii | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Methylomarinovum tepidoasis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Methylocystis suflitae | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Methanooceanicella | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Methanooceanicella nereidis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Metaclostridioides | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Metaclostridioides mangenotii | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Mesonia profundi | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Massilia luteola | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Massilia litorea | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Massilia cellulosilytica | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinomonas rhodophyticola | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinomonas phaeophyticola | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinobacter salinisoli | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinobacter qingdaonensis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinobacter azerbaijanicus | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinimicrococcus | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Marinimicrococcus flavescens | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Macrococcoides | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Macrococcoides goetzii | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Macrococcoides caseolyticus | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Macrococcoides caseolyticus subsp. hominis | Unknown | Valid (ICNP) | Excubia bot 4 months ago | |
| Macrococcoides caseolyticus subsp. caseolyticus | Unknown | Valid (ICNP) | Excubia bot 4 months ago |