"Microbacterium helvum" Li et al. 2021 Dataset NCBI Taxonomy Classification phylum Actinomycetota class Actinomycetes order Micrococcales family Microbacteriaceae genus Microbacterium species Microbacterium helvum Name Homonyms Microbacterium helvum "Microbacterium helvum" Li et al. 2021