| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Anaerobacterium chartisolvens T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacterium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus isosaccharinicus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus arseniciselenatis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus alkaliphilus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus alkalilacustris | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus alkalidiazotrophicus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaerobacillus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaeroarcus burkinensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Anaeroarcus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylolactobacillus amylotrophicus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylolactobacillus amylophilus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylolactobacillus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter ulvae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter marinus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter lutimaris | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter kogurei | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter cionae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amylibacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis xylanica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis xuchangensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis viridis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis vastitatis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis vancoresmycina | ||||
| Amycolatopsis umgeniensis | ||||
| Amycolatopsis ultiminotia | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis tucumanensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis tolypomycina | ||||
| Amycolatopsis thermophila | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Amycolatopsis thermoflava |