the root (no rank)
Bacteria (domain)
Firmicutes (phylum)
Clostridia (class)
Clostridiales (order)
Clostridiaceae (family)
Clostridium (genus)
[hide inferior taxa]
Butyribacterium methylotrophicum (species)
Clostridium absonum (species)
Clostridium acetobutylicum (species)
Clostridium acidiurici (species)
Clostridium aminovalericum (species)
Clostridium baratii (species)
Clostridium barkeri (species)
Clostridium beijerinckii (species)
Clostridium bifermentans (species)
Clostridium botulinum (species)
Clostridium butyricum (species)
Clostridium cellulolyticum (species)
Clostridium cellulovorans (species)
Clostridium chauvoei (species)
Clostridium cochlearium (species)
Clostridium cylindrosporum (species)
Clostridium difficile (species)
Clostridium formicoaceticum (species)
Clostridium hathewayi (species)
Clostridium histolyticum (species)
Clostridium hydroxybenzoicum (species)
Clostridium innocuum (species)
Clostridium josui (species)
Clostridium kluyveri (species)
Clostridium lentocellum (species)
Clostridium limosum (species)
Clostridium litorale (species)
Clostridium lituseburense (species)
Clostridium longisporum (species)
Clostridium magnum (species)
Clostridium novyi (species)
Clostridium paradoxum (species)
Clostridium paraputrificum (species)
Clostridium pasteurianum (species)
Clostridium perfringens (species)
Clostridium propionicum (species)
Clostridium purinolyticum (species)
Clostridium ramosum (species)
Clostridium saccharobutylicum (species)
Clostridium septicum (species)
Clostridium sordellii (species)
Clostridium sp. (species)
Clostridium sporogenes (species)
Clostridium stercorarium (species)
Clostridium sticklandii (species)
Clostridium subterminale (species)
Clostridium symbiosum (species)
Clostridium tertium (species)
Clostridium tetani (species)
Clostridium tetanomorphum (species)
Clostridium thermocellum (species)
Clostridium thermohydrosulfuricum (species)
Clostridium thermosaccharolyticum (species)
Clostridium thermosulfurogenes (species)
Clostridium tyrobutyricum (species)