| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Acidiferrobacteraceae | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidiferrobacterales | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidiferrimicrobium australe T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidiferrimicrobium | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidimicrobiaceae | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidimicrobiales | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidimicrobiia | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa ligni | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa ferrireducens | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa dinghuensis | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa borealis T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa acidisoli | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa acidiphila | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicapsa | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidobacteriaceae | ||||
| Acidobacteriales | ||||
| Acidicaldus organivorans T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidicaldus | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidibrevibacterium fodinaquatile T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidibrevibacterium | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidibacter ferrireducens T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidibacter | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidianus sulfidivorans | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidianus infernus T | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidianus brierleyi | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidianus ambivalens | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Thermoprotei | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Acidianus | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sulfolobaceae | Unknown | Valid (ICNP) | Excubia bot over 2 years ago | |
| Sulfolobales | Unknown | Valid (ICNP) | Excubia bot over 2 years ago |