moorella perchloratireducens moorella perchloratireducens moorella perchloratireducens is a thermophilic, anaerobic, gram-positive and endospore-forming bacterium from the genus moorella, which has been isolated from an underground gas storage tank in russia. one of the main characteristics of this microorganism is that it is able to completely reduce chlorate and perchlorate to chloride and oxygen. moorella perchloratireducens scientific classification domain: bacteria phylum: bacillota class: clostridia order: thermoanaerobacterales family: thermoanaerobacteraceae genus: moorella species: m. perchloratireducens binomial name moorella perchloratireducensbalk et al. 2008 type strain an10, atcc baa-1531, jcm 14829