| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Azoarcus rhizosphaerae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Azoarcus olearius | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Azoarcus nasutitermitis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Azoarcus indigens T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Azoarcus halotolerans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Azoarcus communis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Avibacterium volantium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Avibacterium paragallinarum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Avibacterium gallinarum T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Avibacterium avium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Avibacterium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Austwickia chelonae T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Austwickia | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Auritidibacter ignavus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Auritidibacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Auricoccus indicus T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Auricoccus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureliella helgolandensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Pirellulales | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureivirga marina T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureivirga | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureitalea marina T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureitalea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureispira maritima | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureispira marina T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureispira | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Saprospiraceae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Saprospirales | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Saprospiria | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Aureisphaera salina | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |