| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Metabacillus galliciensis | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Metabacillus fastidiosus T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Metabacillus endolithicus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Metabacillus crassostreae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Metabacillus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesotoga prima T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesotoga infera | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesotoga | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesosutterella multiformis T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesosutterella | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Sutterellaceae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium wenxiniae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium waitakense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium waimense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium tianshanense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium thiogangeticum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium terrae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium temperatum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium tarimense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium tamadayense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium sophorae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium soli | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium silamurunense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium shonense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium shangrilense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium septentrionale | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium sediminum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium sanjuanii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium sangaii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Mesorhizobium robiniae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago |