clostridium frigidicarnis clostridium frigidicarnis clostridium frigidicarnis is a gram-positive and psychrotolerant bacterium from the genus clostridium which has been isolated from beef in new zealand. clostridium frigidicarnis scientific classification domain: bacteria phylum: bacillota class: clostridia order: eubacteriales family: clostridiaceae genus: clostridium species: c. frigidicarnis binomial name clostridium frigidicarnisbroda et al. 1999 type strain atcc baa-154, dsm 12271, ncimb 13646, spl77, spl77a