clostridium paradoxum clostridium paradoxum clostridium paradoxum is a moderately thermophilic anaerobic alkaliphile bacteria. it is motile with 2-6 peritrichous flagella and forms round to slightly oval terminal spores. its type strain is jw-yl-7 (dsm 7308). clostridium paradoxum scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: clostridiaceae genus: clostridium species: c. paradoxum binomial name clostridium paradoxumli et al. 1993