| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Alkalidesulfovibrio | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alkalidesulfovibrio alkalitolerans T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alkalicoccobacillus porphyridii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alkalicoccobacillus plakortidis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alkalicoccobacillus gibsonii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alishewanella maricola | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aliiroseovarius lamellibrachiae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alicyclobacillus hesperidum subsp. hesperidum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alicyclobacillus hesperidum subsp. aegles | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Algoriphagus sediminis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alcaligenes phenolicus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alcaligenes parafaecalis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Alcaligenes nematophilus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Agromyces larvae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Agrobacterium divergens | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Agrobacterium cucumeris | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aestuariivivens sediminis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aestuariivivens sediminicola | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aestuariivivens marinum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aeromicrobium wangtongii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aeromicrobium senzhongii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aeromicrobium duanguangcaii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aerococcus tenax | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aerococcus mictus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aerococcus loyolae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Aerococcus agrisoli | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinospica acidithermotolerans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoplanes sandaracinus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoplanes pyxinae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoplanes oblitus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |