| Species | RefIntense Num | Refseq Num | Source |
|---|---|---|---|
| Clostridium botulinum | 13 | 412 | HMP/MGYG |
| Clostridium butyricum | 2 | 55 | HMP/MGYG |
| Clostridium cadaveris | 1 | 7 | MGYG |
| Clostridium carboxidivorans | 1 | 3 | HMP |
| Clostridium celatum | 1 | 4 | MGYG |
| Clostridium cellulovorans | 1 | 1 | HMP |
| Clostridium cochlearium | 1 | 11 | MGYG |
| Clostridium disporicum | 1 | 4 | MGYG |
| Clostridium ihumii | 1 | 2 | MGYG |
| Clostridium jeddahense | 1 | 5 | MGYG |