| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Actinobacillus actinomycetemcomitans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinaurispora | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinaurispora siamensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila yeochonensis T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila yanglinensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila soli | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila rubida | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila paucisporea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila oryziradicis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila guanduensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila glaucinigra | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila epipremni | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila bryophytorum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila alni | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actinacidiphila acididurans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Actimicrobium | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acrocarpospora catenulata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter silvestris | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter sedimenti | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter pakistanensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter guangdongensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter grimontii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter geminorum | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter dijkshoorniae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter colistiniresistens | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acinetobacter amyesii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acidovorax konjaci | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acidovorax avenae subsp. citrulli | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Acidovorax avenae subsp. cattleyae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |