| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Alloactinosynnema | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alloactinosynnema iranicum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alloactinosynnema album | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alloacidobacterium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alloacidobacterium dinghuense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkaliphilus serpentinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkaliphilus pronyensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkaliphilus peptidofermentans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkaliphilus flagellatus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalimicrobium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalimicrobium pacificum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalophilus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalophilus pseudofirmus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalophilus marmarensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalophilus lindianensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacterium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacterium elongatum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacterium bogoriense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacterium alkalinitrilicum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus plakortidis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus oceani | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus lehensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus haemicentroti | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalihalobacillus haemicellulosilyticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalicoccobacillus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalicoccobacillus murimartini | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalibacterium olivoapovliticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalibacterium olivapovliticum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alkalibacter rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |