| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Krokinobacter eikastus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Krokinobacter diaphorus | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Krasilnikovia cinnamonea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Koserella | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Koserella trabulsii T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Koreibacter | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Koreibacter algae T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kordiimonas marina | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kordiimonas laminariae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kocuria kristinae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kocuria koreensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kocuria halotolerans | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kocuria erythromyxa | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kluyvera cochleae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella variicola subsp. tropicalensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella trevisanii | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella terrigena | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella singaporensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella rhinoscleromatis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella planticola | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella ozaenae | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella ornithinolytica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella mobilis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella electrica | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella alba | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Klebsiella africanensis | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kitasatosporia | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kitasatosporia setae T | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kitasatosporia phosalacinea | Unknown | Valid (ICNP) | Excubia bot about 3 years ago | |
| Kitasatosporia paracochleata | Unknown | Valid (ICNP) | Excubia bot about 3 years ago |