| Genus | Species Num | Strain Num | SOURCE |
|---|---|---|---|
| Conexibacter | 1 | 1 | HMP |
| Congregibacter | 1 | 1 | HMP |
| Coprobacillus | 1 | 1 | MGYG |
| Coprobacter | 2 | 2 | MGYG |
| Coprococcus | 3 | 6 | HMP/MGYG |
| Coprothermobacter | 1 | 1 | HMP |
| Coraliomargarita | 1 | 1 | HMP |
| Corynebacterium | 26 | 34 | HMP/MGYG |
| Coxiella | 1 | 2 | HMP |
| Criibacterium | 1 | 1 | MGYG |