| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Allotamlana | ||||
| Allotamlana fucoidanivorans T | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Allomesorhizobium | ||||
| Allomesorhizobium camelthorni | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Allomesorhizobium alhagi T | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aliiroseovarius conchicola | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aliirhizobium terrae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Albibacterium profundi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Afipia dichlorophenoxyacetatis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aerobium | ||||
| Aerobium aerolatum T | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes kirromycinicus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinomadura monticuli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinacidiphila polyblastidii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter thermotolerans | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acinetobacter corruptisaponis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax sacchari | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidovorax bellezanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acidisoma cladoniae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Minisyncoccota | ||||
| Minisyncoccia | ||||
| Minisyncoccales | ||||
| Minisyncoccaceae | ||||
| Minisyncoccus | ||||
| Minisyncoccus archaeiphilus T | ||||
| Brachyspiria | Parks et al., 2018 and Chuvochina et al., 2023 | Valid (ICNP) | Rodriguez-R, Luis Miguel almost 2 years ago | |
| Thermoplasmatota | ||||
| Fidelibacterota | ||||
| Fidelibacteria | ||||
| Fidelibacterales |