| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Nocardioides cavernae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides caricicola | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides caeni | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides bigeumensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides baekrokdamisoli | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides aromaticivorans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides aquiterrae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides aquaticus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides antarcticus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides anomalus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides alpinus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides allogilvus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides alkalitolerans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides albus T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides albidus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides albertanoniae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides agrisoli | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides agariphilus | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides aestuarii | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardioides | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia zhihengii | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia zapadnayensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia yunnanensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia yamanashiensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia xishanensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia xestospongiae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia wallacei | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia vulneris | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia vinacea | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia veterana | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |