| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Aegicerativicinus sediminis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aedoeadaptatus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Aedoeadaptatus acetigenes | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Advenella mandrilli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adlercreutzia rubneri | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adlercreutzia hattorii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adlercreutzia equolifaciens subsp. celata | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adhaeribacter terrigena | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adhaeretor | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Adhaeretor mobilis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acuticoccus mangrovi | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Acuticoccus kalidii | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actirhodobacter | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actirhodobacter atriluteus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinotalea suaedae | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinotalea soli | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinosporangium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinosporangium vitaminophilum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinosporangium violaceus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinosporangium violaceum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinopycnidium | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinopycnidium caeruleum | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinopolyspora iraqiensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes polyasparticus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes minutisporangius | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes hotanensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes caeruleus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes bogoriensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes armeniacus | Unknown | Valid (ICNP) | Excubia bot over 1 year ago | |
| Actinoplanes aksuensis | Unknown | Valid (ICNP) | Excubia bot over 1 year ago |