mucilaginibacter antarcticus mucilaginibacter antarcticus mucilaginibacter antarcticus is a gram-negative, rod-shaped, anaerobic and non-motile bacterium from the genus of mucilaginibacter which has been isolated from soil near antarctic peninsula. mucilaginibacter angelicae scientific classification domain: bacteria phylum: bacteroidota class: sphingobacteriia order: sphingobacteriales family: sphingobacteriaceae genus: mucilaginibacter species: m. angelicae binomial name mucilaginibacter angelicae type strain cctcc ab 2015321, kctc 52232, s14-88