| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Zobellella maritima | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zobellella endophytica | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zobellella denitrificans T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zobellella aerophila | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zobellella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zimmermannella alba | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zimmermannella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhouia spongiae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhouia amylolytica T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhouia | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania marina | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania guokunii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania borealis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania antarctica T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania aliphaticivorans | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhongshania | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhizhongheella caldifontis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhizhongheella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella somnathii | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella salsuginis | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella halotolerans T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella flava | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella alba | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhihengliuella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhengella mangrovi T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhengella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhaonella formicivorans T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhaonella | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zhaonellaceae | Unknown | Valid (ICNP) | Excubia bot over 4 years ago | |
| Zeaxanthinibacter enoshimensis T | Unknown | Valid (ICNP) | Excubia bot over 4 years ago |