| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Chromatium | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Christensenella minuta T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Christensenella hongkongensis | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Christensenella | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Christensenellaceae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces robustus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces pediculatus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces lanuginosus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces crocatus T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces apiculatus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chondromyces | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroherpeton thalassium T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroherpeton | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexus islandicus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexus aurantiacus T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexus aggregans | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexus | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexaceae | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexales | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chloroflexia | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobium phaeovibrioides | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobium phaeobacteroides | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobium luteolum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobium limicola T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobium clathratiforme | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobaculum thiosulfatiphilum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobaculum tepidum T | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobaculum parvum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobaculum chlorovibrioides | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago | |
| Chlorobaculum | Unknown | Valid (ICNP) | Excubia bot almost 3 years ago |