| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Lactobacillus oligofermentans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus oeni | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus odoratitofui | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nuruki | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nodensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nenjiangensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nasuensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nantensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nangangensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus namurensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus nagelii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus musae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus murinus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mulengensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mulanensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mudanjiangensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mucosae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus modestisalitolerans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mixtipabuli | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mishanensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus minutus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus minor | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mindensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus micheneri | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus metriopterae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mellis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mellifer | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus manihotivorans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus maltaromicus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Lactobacillus mali | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |