| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Methanoculleus methanifontis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Methanoculleus frigidifontis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Methanoculleus formosensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Methanoculleus caldifontis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas resinovorans T | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas otitidis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas lalkuanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas furukawaii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Metapseudomonas boanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesorhizobium retamae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marinobacter suaedae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter spongiae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter penaei | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter maris T | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter chinensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter alkalisoli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Marilutibacter aestuarii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Maribellus mangrovi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Luteirhabdus salina | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Luteipulveratus flavus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Luteimonas flava | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Litchfieldia suaedae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Litchfieldia sinesaloumensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Litchfieldia luteola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Leuconostoc koreense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Lactobacillus amylovorus subsp. animalis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Lactobacillus amylovorus subsp. amylovorus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Lacticaseibacillus zeae subsp. zeae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |