| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Agrobacterium stellulatum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium shirazense | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium rhizogenes | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium meteori | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium leguminum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium gelatinovorum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium ferrugineum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium burrii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrobacterium atlanticum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agriterribacter soli | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agrilactobacillus fermenti | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agilicoccus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agilicoccus flavus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agathobaculum faecis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Agathobaculum ammoniilyticum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariivita atlantica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariispira ectoiniformans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariirhabdus haliotis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariicola | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariicola saemankumensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariicella albida | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariibaculum sediminum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariibacter litoralis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aestuariibacter aggregatus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aerophototrophica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aeromonas trota | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aeromonas sharmana | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aeromonas punctata subsp. caviae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aeromonas hydrophila subsp. proteolytica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aeromonas hydrophila subsp. dhakensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |