clostridium collagenovorans clostridium collagenovorans clostridium collagenovorans is a bacterium from the genus clostridium which has been isolated from sewage sludge in the united states. clostridium collagenovorans scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: clostridiaceae genus: clostridium species: c. collagenovorans binomial name clostridium collagenovoransjain and zeikus 1988 type strain atcc 49001, bcrc 14532, ccrc 14532, dsm 3089, lmg 11411, sg