| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Acanthopleuribacter pedis T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acanthopleuribacteraceae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acanthopleuribacterales | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acaricomes | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acaricomes phytoseiuli T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acerihabitans | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acerihabitans arboris T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetanaerobacterium | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetanaerobacterium elongatum T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetatifactor | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetatifactor aquisgranensis | ||||
| Acetatifactor muris T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Aceticella | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Aceticella autotrophica T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acetilactobacillus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetilactobacillus jinshanensis T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetitomaculum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetitomaculum ruminis T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio | ||||
| Acetivibrio aldrichii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio alkalicellulosi | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio cellulolyticus T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio cellulosolvens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Acetivibrio clariflavus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio ethanolgignens | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio mesophilus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio multivorans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Acetivibrio saccincola | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio straminisolvens | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Acetivibrio thermocellus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago |