mangroviflexus mangroviflexus mangroviflexus is a gram-positive, non-spore-forming, rod-shaped and obligately anaerobic genus of bacteria from the family of marinilabiliaceae with one known species (mangroviflexus xiamenensis). mangroviflexus xiamenensis has been isolated from mangrove sediments from the dongzhai port in china. mangroviflexus scientific classification domain: bacteria phylum: bacteroidota class: bacteroidia order: bacteroidales family: marinilabiliaceae genus: mangroviflexuszhao et al. 2012 type species mangroviflexus xiamenensis species m. xiamenensis