| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Mesomycoplasma molaris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma molare | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma moatsii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma lagogenitalium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma hyorhinis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma hyopneumoniae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma flocculare | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma dispar | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma conjunctivae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesomycoplasma bovoculi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesoflavibacter sabulilitoris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesoflavibacter aestuarii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesobacterium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mesobacterium pallidum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mergibacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Mergibacter septicus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Merdimmobilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Merdimmobilis hominis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Membranihabitans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Membranihabitans marinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melittangium alboraceum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melitea | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melitea salexigens | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melissococcus pluton | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melisococcus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melisococcus plutonius | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melisococcus plutonis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Melaminivora suipulveris | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Meiothermus timidus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Meiothermus terrae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |