microbacterium insulae microbacterium insulae microbacterium insulae is a gram-positive and non-motile bacterium from the genus microbacterium which has been isolated from soil from dokdo, korea. microbacterium insulae scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: microbacteriaceae genus: microbacterium species: m. insulae binomial name microbacterium insulaeyoon et al. 2009 type strain ccug 54523kctc 19247ds-66