| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Alcaligenes denitrificans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes denitrificans subsp. xylosoxydans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes denitrificans subsp. denitrificans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes defragrans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes cupidus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes aquamarinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Alcaligenes aestus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Albidovulum xiamenense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Albidoferax | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Albidoferax ferrireducens | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Akkermansia biwaensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aidingibacillus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aidingibacillus halophilus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Ahrensia kieliense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces seonyuensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces rhizospherae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces hippuratus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces cavernae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces archimandritae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromyces agglutinans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromonas | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agromonas oligotrophica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium vitis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium vaccinii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium tumefaciens | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium tomkonis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium stellulatum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium shirazense | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium rhizogenes | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Agrobacterium meteori | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |