| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Acinetobacter guangdongensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter grimontii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter geminorum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter dijkshoorniae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter colistiniresistens | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter amyesii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax konjaci | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax avenae subsp. citrulli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax avenae subsp. cattleyae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax avenae subsp. avenae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidithrix | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidithrix ferrooxidans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidithiobacillus concretivorus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidithiobacillus albertis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisoma silvae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisoma cellulosilyticum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisoma cellulosilytica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisarcina | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisarcina polymorpha | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidiphilium facilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidiphilium facile | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidiphilium aminolytica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidiphilium aminilyticum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidimangrovimonas indica | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidihalobacter prosperus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidicaldus organivorus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidaminococcus hominis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Achromobacter xylosoxidans subsp. xylosoxidans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Achromobacter xylosoxidans subsp. denitrificans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Achromobacter spiritinus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |