| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Acetilactobacillus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetilactobacillus jinshanensis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetitomaculum | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetitomaculum ruminis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio | ||||
| Acetivibrio aldrichii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio alkalicellulosi | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio cellulolyticus T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio cellulosolvens | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetivibrio clariflavus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio ethanolgignens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio mesophilus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio multivorans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetivibrio saccincola | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio straminisolvens | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrio thermocellus | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetivibrionaceae | ||||
| Acetivibrionales | ||||
| Acetoanaerobium | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetoanaerobium noterae T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetoanaerobium pronyense | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetoanaerobium sticklandii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetobacter | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetobacter aceti T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Acetobacter aceti subsp. aceti | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter aceti subsp. liquefaciens | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter aceti subsp. orleanensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter aceti subsp. xylinum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter aceti subsp. xylinus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter ascendens | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |