| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Acidibacter | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acidianus sulfidivorans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter lovaniensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Abyssivirga | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Abditibacteriaceae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus radicium | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus purpureus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acidianus infernus T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus oryzae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus luridus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acidianus brierleyi | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acetobacter lambici | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus spadix T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus vinaceus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus yoronensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Pseudonocardiales | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus liliacearum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus iriomotensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Acidianus ambivalens | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoalloteichus hoggarensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoalloteichus hymeniacidonis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoalloteichus nanshanensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoalloteichus spitiensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Pasteurellales | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Pasteurellaceae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinobacillus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus fulvus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinobacillus arthritidis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Actinoallomurus coprocola | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Thermoprotei | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |