| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Zymomonas mobile | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zwartia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zwartia hollandica T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zunongwangia pacifica | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zunongwangia flava | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zuelzera | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zuelzera stenostrepta T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zophobihabitans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zophobihabitans entericus T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zooshikella harenae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zongyanglinia marina | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zongyangia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zongyangia hominis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zobellia galactanovorans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zobellia barbeyronii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zobellella iuensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zimmermannella helvola T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zimmermannella faecalis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zimmermannella bifida | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zhihengliuella aestuarii | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zhenhengia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zhenhengia yiwuensis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zhangella | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zhangella mobilis T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zeimonas | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zeimonas sediminis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zeimonas arvi T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zavarzinia marina | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Zarconia | ||||
| Zarconia navalis T |