| T00056 | cac | Clostridium acetobutylicum ATCC 824 |
| T01548 | cae | Clostridium acetobutylicum DSM 1731 |
| T01864 | cay | Clostridium acetobutylicum EA 2018 |
| T00074 | cpe | Clostridium perfringens 13 |
| T00378 | cpf | Clostridium perfringens ATCC 13124 |
| T00379 | cpr | Clostridium perfringens SM101 |
| T00112 | ctc | Clostridium tetani E88 |
| T02905 | ctet | Clostridium tetani 12124569 |
| T00431 | cno | Clostridium novyi |
| T00533 | cbo | Clostridium botulinum A ATCC 3502 |
| T00574 | cba | Clostridium botulinum A ATCC 19397 |
| T00575 | cbh | Clostridium botulinum A Hall |
| T00883 | cby | Clostridium botulinum A2 |
| T00670 | cbl | Clostridium botulinum A3 Loch Maree |
| T00696 | cbk | Clostridium botulinum B Eklund 17B (NRP) |
| T00671 | cbb | Clostridium botulinum B1 Okra |
| T00895 | cbi | Clostridium botulinum Ba4 |
| T01475 | cbn | Clostridium botulinum BKT015925 |
| T00767 | cbt | Clostridium botulinum E3 |
| T00563 | cbf | Clostridium botulinum F Langeland |
| T01865 | cbm | Clostridium botulinum F 230613 |
| T02076 | cbj | Clostridium botulinum H04402 065 |
| T00547 | cbe | Clostridium beijerinckii NCIMB 8052 |
| T03415 | cbz | Clostridium beijerinckii ATCC 35702 |
| T04773 | cbei | Clostridium beijerinckii NCIMB 14988 |
| T00564 | ckl | Clostridium kluyveri DSM 555 |
| T00832 | ckr | Clostridium kluyveri NBRC 12016 |
| T01276 | clj | Clostridium ljungdahlii |
| T01294 | ccb | Clostridium cellulovorans |
| T01565 | cls | Clostridium sp. SY8519 |
| T01708 | clb | Clostridium sp. BNL1100 |
| T02467 | csr | Clostridium saccharoperbutylacetonicum |
| T02645 | cpas | Clostridium pasteurianum BC1 |
| T03753 | cpat | Clostridium pasteurianum DSM 525 = ATCC 6013 |
| T03811 | cpae | Clostridium pasteurianum DSM 525 = ATCC 6013 |
| T02876 | csb | Clostridium saccharobutylicum |
| T02883 | cah | Clostridium autoethanogenum |
| T03165 | clt | Clostridium bornimense |
| T03506 | cbv | Clostridium baratii |
| T03803 | csq | Clostridium scatologenes |
| T03905 | cld | Clostridium sporogenes |
| T03971 | cace | Clostridium aceticum |
| T03979 | cck | Clostridium carboxidivorans |
| T04197 | cbut | Clostridium butyricum |
| T04331 | ctyk | Clostridium tyrobutyricum |
| T04811 | ceu | Clostridium estertheticum |
| T04957 | ctae | Clostridium taeniosporum |
| T05005 | cfm | Clostridium formicaceticum |
| T05083 | cchv | Clostridium chauvoei |
| T05123 | carg | Clostridium argentinense |
| T05484 | cdrk | Clostridium drakei |
| T05663 | cia | Clostridium isatidis |
| T06069 | csep | Clostridium septicum |
| T06237 | cdy | Clostridium diolis |
| T06756 | ccoh | Clostridium cochlearium |
| T06956 | cfer | Clostridium fermenticellae |
| T07299 | cgas | Clostridium gasigenes |
| T07742 | clos | Clostridium sp. AWRP |
| T07934 | ccaa | Clostridium cadaveris |
| T08006 | cmah | Clostridium manihotivorum |
| T08192 | crw | Clostridium felsineum DSM 7320 |
| T08216 | cfb | Clostridium felsineum DSM 794 |
| T08241 | caun | Clostridium felsineum DSM 793 |
| T08280 | cnn | Clostridium neonatale |
| T08447 | cgel | Clostridium gelidum |
| T08715 | ctag | Clostridium tagluense |
| T08934 | cint | Clostridium intestinale |
| T05300 | cthd | Clostridium thermosuccinogenes |
Genus: Clostridium