| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Anaeropeptidivorans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeropeptidivorans aminofermentans T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromyxobacter paludicola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromyxobacter oryzae | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromyxobacter diazotrophicus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromonas | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromonas gelatinilytica T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromonas frigoriresistens | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromicropila | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromicropila populeti | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeromicropila herbilytica T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerofilum hominis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerocolumna sedimenticola | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerococcus rubiinfantis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerococcus provenciensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerococcus provencensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerococcus jeddahensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerococcus degenerii | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobaculum | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobaculum thermoterrenum T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobaculum mobile | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobaculum hydrogeniformans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobacter | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobacter polyendosporus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaerobacillus alkalilacustre | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Anaeroarcus burkinabensis | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Amycolicicoccus | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Amycolicicoccus subflavus T | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Amycolatopsis salitolerans | Unknown | Valid (ICNP) | Excubia bot over 3 years ago | |
| Amycolatopsis rugosa | Unknown | Valid (ICNP) | Excubia bot over 3 years ago |