| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Cypionkella | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cycloclasticus pugetii T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cycloclasticus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Piscirickettsiaceae | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium xiamenense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium salsum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium roseum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium qasimii | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium plantarum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium marinum T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium lianum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium jeungdonense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium halophilum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium caenipelagi | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium amurskyense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cyclobacterium | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium namnetense | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium modestum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium granulosum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium avidum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium acnes subsp. elongatum | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium acnes subsp. defendens | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium acnes T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium acnes subsp. acnes | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Cutibacterium | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Curvibacter lanceolatus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Curvibacter gracilis T | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Curvibacter fontanus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Curvibacter delicatus | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago | |
| Curvibacter | Unknown | Valid (ICNP) | Excubia bot almost 5 years ago |