| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Mycobacterium celatum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium canariasense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium brumae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium brisbanense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium branderi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium bourgelatii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium botniense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium bohemicum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium boenickei | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium basiliense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium avium subsp. silvaticum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium avium subsp. paratuberculosis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium avium | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium avium subsp. avium | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium austroafricanum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium aurum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium aubagnense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium attenuatum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium asiaticum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium arupense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium arosiense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium aromaticivorans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium arcueilense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium arabiense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium aquiterrae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium aquaticum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium anyangense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium angelicum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium alvei | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Mycobacterium alsense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |