| Species | RefIntense Num | Refseq Num | Source |
|---|---|---|---|
| Candidatus Ruthia magnifica | 1 | 2 | HMP |
| Candidatus Stoquefichus massiliensis | 1 | 2 | MGYG |
| Candidatus Sulcia muelleri | 3 | 37 | HMP |
| Candidatus Vesicomyosocius okutanii | 1 | 1 | HMP |
| Capnocytophaga gingivalis | 1 | 2 | HMP |
| Capnocytophaga ochracea | 2 | 9 | HMP/MGYG |
| Capnocytophaga sputigena | 1 | 7 | HMP |
| Carboxydothermus hydrogenoformans | 1 | 1 | HMP |
| Cardiobacterium hominis | 1 | 6 | HMP |
| Cardiobacterium valvarum | 1 | 3 | MGYG |