| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Ampullariella lobata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Ampullariella digitata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Ampullariella campanulata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amphiplicatus | ||||
| Amphibacillus fermentum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amorphosporangium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amorphosporangium globisporum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amorphosporangium auranticolor T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amoebobacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amoebobacter roseus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amoebobacter purpureus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amoebobacter pendens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amoebobacter pedioformis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminocella | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminocella lysinolytica T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminithiophilus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminithiophilus ramosus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminipila terrae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aminipila luticellarii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amedibacillus hominis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas vaga | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas undina | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas tetraodonis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas rubra | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas putrefaciens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas nigrifaciens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas lutimaris | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas luteoviolacea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas lipotrueiana | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Alteromonas lipotrueae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |