| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Megamonas | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Megalodesulfovibrio paquesii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Megalodesulfovibrio | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter torques | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter massiliensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter lactaris | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter glycyrrhizinilyticus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter faecis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter butyricigenes | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mediterraneibacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mechercharimyces mesophilus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mechercharimyces asporophorigenens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Mechercharimyces | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massiliimalia timonensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massiliimalia massiliensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massiliimalia | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia yuzhufengensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia violaceinigra | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia violacea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia varians | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia umbonata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia timonae T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia tieshanensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia terrae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia suwonensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia solisilvae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia rubra | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia rivuli | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia putida | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Massilia psychrophila | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |