microbacterium sorbitolivorans microbacterium sorbitolivorans microbacterium sorbitolivorans is a gram-positive and facultatively anaerobic bacterium from the genus microbacterium which has been isolated from a fermentation bed of a pigpen in xiamen, china. microbacterium sorbitolivorans scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: microbacteriaceae genus: microbacterium species: m. sorbitolivorans binomial name microbacterium sorbitolivoransmeng et al. 2016 type strain cgmcc 1.15228dsm 103422gzdis-1-1szdis-1-1